JP2001341638A - Mixer car and vehicle formed of mixer cars - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mixer car capable of safely stopping and preventing a damage to an air pipe. SOLUTION: A locomotive 1 is electrically connected to the mixer car 2 only through an electric connection device 4, and the cars 21 and 22 of the mixer car 2 are electrically connected to a furnace body 23 through a brush unit 7 and a slip ring device 8. A stopping brake 5 is installed on the car 21, and a brake releasing solenoid valve 2132 for controlling the stopping brake and an air compressor 212a for feeding compressed air are also mounted thereon to eliminate crossover air pipes between the cars and the vehicle.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mixed iron wheel used for transporting hot metal from a blast furnace to a converter in a steelworks.

[0002]

2. Description of the Related Art A mixed iron car has a barrel-shaped furnace rotatably supported between two carts. Such a mixed iron car is one
After two or more cars are connected and the hot metal is received in the blast furnace, they are towed by a radio-controlled locomotive and transported inside the steelworks. When it reaches a predetermined position in the converter, the wheels of the truck are stopped, and then the furnace body is rotated by a motor mounted on the truck so that the furnace opening is directed downward and the hot metal flows into the steel receiving pan. Power and control signals for rotating the furnace body are provided by making an electrical connection from a ground-side electrical coupler provided at the predetermined position to a vehicle-side electrical coupler provided on the mixed iron vehicle. You.

[0003]

In the conventional mixed iron wheel described above, it is necessary to stop the wheels of the bogie as described above. However, it is not preferable that a person approaches the mixed iron wheel in order to stop the operation, because the person is exposed to a dangerous environment at a high temperature. Therefore, it is desired to equip a mixed iron car with a stationary brake, but how to arrange the air pipes necessary for this is a problem. For example, it is possible to provide an air pipe so as to be stretched between the carriages below the furnace body, but it is difficult to provide stable support because the span between the carriages is long. In addition, when the hot metal flows into the steel receiving pan, the hot metal is often applied to the air pipes to cause damage.

[0004] In view of the above-mentioned conventional problems, an object of the present invention is to provide a mixed iron wheel and a mixed iron wheel train vehicle which can be safely parked and the air piping is not damaged. .

[0005]

According to the present invention, there is provided a mixed-iron car which is connected to a locomotive only with an electrical connection, and is capable of rotating both ends of a furnace body by two bogies which are arranged at a distance from each other. And a stationary brake device including a pneumatic device that can be electrically controlled and an air compressor that supplies compressed air to the pneumatic device are mounted on the same bogie. 1). In the mixed iron car configured as described above, receiving power and electric control signals from the locomotive,
The operation of the air compressor and the control of the stationary brake device are performed. Similarly, in the case where a plurality of the pig iron cars are connected, the power supply and the electric control signal are received from the locomotive, and in each pig iron car, the operation of the air compressor and the control of the stop brake device are performed. Further, in the mixed iron vehicle, compressed air required for controlling the stationary brake device is self-supplied by an air compressor mounted on the bogie. This eliminates the need for air piping between the bogies and between the vehicles.

[0006] Further, the mixed iron car of the present invention is constituted by two ends of a furnace body rotatably supported by two bogies which are arranged at a distance from each other in front and rear, and includes a stationary brake including a pneumatic device which can be electrically controlled. A mixed-iron wheel body equipped with an air compressor for supplying compressed air to the device and the pneumatic device, and a mixed-iron wheel provided near the front end-side coupler and near the rear-end side coupler of the mixed-iron wheel body, respectively. An electric connection device for transmitting and receiving a control signal of a power supply of the air compressor and a pneumatic device between a vehicle connected to the main body, and a brush and a slip ring that slides on the brush on the front side of the furnace body. A first electrical contact device, one of which is provided on the truck side and the other is provided on the furnace body side, and one of a brush and a slip ring which comes into sliding contact with the brush on the rear side of the furnace body is provided on the truck. ~ side A second electrical contact device provided on the furnace body side, and a second electrical contact device provided along the furnace body from the front side to the rear side, wherein the first electrical contact device and the second electrical contact device are provided along the furnace body. May be provided with an electric circuit connecting the two to each other (claim 2).

In the pig iron wheel constructed as described above, the power supply and the electric control signal are transmitted and received between the pig iron body and other vehicles connected thereto via the electric connection device. Is performed, and the operation of the air compressor and the control of the stationary brake device are performed. In addition, in the mixed iron vehicle, a power supply and an electric control signal are exchanged between the bogies via the electric contact device and the electric circuit. Accordingly, even when a plurality of the mixed-iron cars are connected, the power supply and the electric control signal are received from the locomotive, and the operation of the air compressor and the control of the stop brake device are performed in each of the mixed-iron cars. Further, in the mixed iron vehicle, compressed air required for controlling the stationary brake device is self-supplied by an air compressor mounted on the bogie. Therefore, there is no need for air piping between the bogies and between the vehicles.

[0008] In the mixed iron wheel (Claim 2),
The main body of the mixed-iron car is equipped with a brake release device and an air compressor, as well as a coupler unlocking device including an electrically controllable pneumatic device to which compressed air is supplied from the air compressor. The truck may be equipped with a coupler unlocking device including an electrically controllable pneumatic device and an air compressor for supplying compressed air to the pneumatic device (claim 3). In this case, the release of the connector of each truck can be controlled by the connector unlocking device.

Further, the mixed iron wagon train according to the present invention comprises a locomotive and two bogies connected to the locomotive and spaced apart from each other in front and rear so as to rotatably support both ends of the furnace body. An iron-mixed wheel equipped with a stationary brake device including an electrically controllable pneumatic device and an air compressor for supplying compressed air to the pneumatic device, and a vicinity and a rear-end side connection of a front end side coupler in the mixed iron wheel. Provided in the vicinity of the vessel, between the vehicle connected to the mixed iron wheel, an electrical connection device for transmitting and receiving the control signal of the power supply of the air compressor and the pneumatic device, and at the front side of the furnace body A brush, and a slip ring that comes into sliding contact therewith are provided on the truck side, and the other is provided on the furnace body side, and a brush and a brush are provided on the rear side of the furnace body. Sliplin in contact A second electrical contact device, one of which is provided on the bogie side and the other is provided on the furnace body side, and the first electrical contact device is provided along the furnace body from a front side to a rear side thereof, An electric circuit for connecting the contact device and the second electric contact device to each other may be provided (claim 4).

[0010] In the mixed iron wagon train constructed as described above (Claim 4), the power supply and the electric power between the mixed iron car and the locomotive or another vehicle connected thereto are connected via the electric connection device. Transmission and reception of control signals are performed, and operation of the air compressor and control of the stationary brake device are performed. In addition, in the mixed iron vehicle, a power supply and an electric control signal are exchanged between the bogies via the electric contact device and the electric circuit. Accordingly, even when a plurality of the mixed-iron cars are connected, the power supply and the electric control signal are received from the locomotive, and the operation of the air compressor and the control of the stop brake device are performed in each of the mixed-iron cars. Further, in the mixed iron vehicle, compressed air required for controlling the stationary brake device is self-supplied by an air compressor mounted on the bogie. Therefore,
No air piping between trolleys and vehicles is required.

[0011] In the above-mentioned mixed-iron car formation vehicle (Claim 4), the electric connection device provided near the coupler for coupling the mixed-iron car to another vehicle is attached to one of the couplers and has a plate-like shape. A plate having a contact on one side supported in a state where the conductive member is erected and a tapered portion attached to the other side of the coupler and guiding the contact on a side facing the contact on the one side. It is supported with the conductive member upright,
Due to the connection of the coupler, the contact on the other side that overlaps and contacts the contact on the one side in the lateral direction, and biases the contact on the one side and the contact on the other side in a direction of pressing against each other. (Claim 5). In this case, the connecting direction of the coupler is the X direction,
Assuming that the horizontal direction and the vertical direction orthogonal to this are the Y direction and the Z direction, respectively, the two contacts overlap each other on the XZ plane and make contact. The two contacts are urged by elastic members in a direction in which they come into pressure contact with each other.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a side view showing a mixed-pile car train formed by connecting two locomotive cars 2 according to an embodiment of the present invention to a locomotive 1. In the figure, a locomotive 1 has an antenna 11 and is driven by radio control. The mixed iron wheel (mixed iron wheel main body) 2 is composed of two trucks 21 and 22 which are arranged at a distance from each other in the front and rear, and a furnace body 23 for putting hot metal. Both ends are rotatably supported. A connector 3 is provided at a connection between the vehicles, and an electrical connection device 4 is provided near the connector 3. By connecting the couplers 3, the electric connection devices 4 are also connected to each other. The electric connection device 4 is connected to the corresponding electric circuit in the vehicle by a cable.

FIG. 2 shows the coupler 3 and the electric connection device 4.
3A is a plan view, and FIG. 3B is a side view. FIG. 3 is a front view of the coupler 3 and the electric connection device 4 viewed from the connected side. As shown in these figures,
The electric connection device 4 is attached to an upper part of the coupler 3. As shown in FIGS. 2A and 2B, a pair of contacts 41 and 42 are attached to the inside of the electric connector 4 in two upper and lower stages. ,
A contact pressure is applied. Each of the contacts 41 and 42 is insulated and supported with a plate-shaped conductive member (such as a copper bar) standing upright. In addition, the tip side of each of the contacts 41 and 42 is
The tapered portions 41a, 41 are bent in the same direction to each other.
2a, and these tapered portions 41a, 42
a acts to guide the contact of the other party at the time of connection.
Contacts 41 and 42 are provided on the front side (FIG. 3) of the electric connection device 4.
A rubber cover 44 covering the end is attached so that only the end can be seen. When the distal end case 45 to which the cover 44 is attached is pushed by the other party's electrical connection device 4, it retracts rightward in FIG.

The electrical connection device 4 of the other party has the same form. Therefore, as shown by a two-dot chain line in FIG. When the electric connection devices 4 approach each other in accordance with the connection operation of the coupler 3, the tip end cases 45 are pushed together and retracted, and the tapered portions 41a and 42a come into contact with each other. The abutting tapered portions 41a and 42a guide each other to facilitate the connection. When the connection of the coupler 3 is completed,
As shown in FIG. 4, a pair of contacts 41 (4
2) overlaps and comes into contact with each other in the horizontal direction at a plane portion other than the tapered portion 41a (42a). At this time, the spring 4
By 3 ((a) of FIG. 2), a predetermined contact pressure is applied, and the contacts 41 (42) are pressed against each other.

In FIG. 4, the direction parallel to the connecting direction is X
Assuming that the direction and the horizontal and vertical directions orthogonal to these directions are the Y direction and the Z direction, respectively, the opposing contacts 41 (4
In 2), since the XZ planes overlap each other and come into contact with each other, a good contact state is ensured even if there is a displacement in any direction along the XZ plane at the contact position. For example, as shown in FIG. 5 which is a side view as viewed from the Y direction in FIG. 4, even if the contact should be made as shown in FIG. , A sufficient contact area (hatched area in the figure) is maintained,
A good contact state is ensured. Further, the two opposing contacts 41 (42) are formed by a spring 43 ((a) in FIG. 2).
Since they are urged in the direction in which they come into pressure contact with each other, a good contact state is ensured even if there is any positional deviation or angular deviation including displacement in the Y direction in FIG.

Next, the configuration of the pig iron wheel 2 will be described in detail. FIG. 6 is an enlarged view of the first two-wheeled iron wheel 2 of FIG. 1. The second mixed iron wheel 2 has the same configuration. In the figure, a bogie 21 includes a stationary brake 5 at a lower part of the vehicle body. The furnace body 23 has a furnace port 231 at the top. The support member 6 is attached to the upper right end of the carriage 21, and the brush unit 7 is attached to the tip of the support member 6. On the other hand, a slip ring device 8 that is in electrical contact with the brush unit 7 is attached to the upper surface near the left end of the furnace body 23. Similarly, the supporting member 6 is attached to the upper left end of the other carriage 22, and the brush unit 7 is attached to the tip of the supporting member 6. A slip ring device 8 that is in electrical contact with the brush unit 7 is attached to the upper surface near the right end of the furnace body 23. In this way, the brush unit 7 and the corresponding slip ring device 8 are composed of the truck 21 or 22 on the fixed side and the furnace body 23 on the movable side.
Constitutes an electrical contact device. The left and right slip ring devices 8 of the furnace body 23 are electrically connected to each other by a heat-resistant cable 9 covered with a heat-resistant material. The heat-resistant cable 9 is composed of a large number of ribs 2 provided on the surface of the furnace body 23.
32.

FIGS. 7A and 7B are views showing details of the brush unit 7, wherein FIG. 7A is a plan view, FIG. 7B is a side view, and FIG.
Is a front view. The brush unit 7 includes a power supply 2
Brush holders 71 and metal (copper) brushes 72,
In addition, two brush holders 73 for electrical control and a metal (copper) brush 74 are integrated into one unit.
The brush holder 71 is provided with a large connection terminal 75 for power supply, and the brush holder 73 is provided with a small connection terminal 76 for electric control. The brushes 72 and 74
Are provided in pairs for each of the brush holders 71 and 73 (see (c)), and can be moved by the brush holders 71 and 73 in a predetermined range in the horizontal direction in (c) (corresponding to the vertical direction in (b)). And is urged in a protruding direction by a built-in spring (not shown).
As shown in (c), slip rings 81 and 82 of the slip ring device 8, which will be described later, come into sliding contact with the brushes 72 and 74.

FIG. 8 is a view showing the slip ring device 8, in which (a) is a front view (a view as seen from the rear of the furnace body 23),
(B) is a side view. The slip ring device 8 includes two (thick width) slip rings 81 for power supply contacting the two brushes 72 and two (small width) electrical control contacts with the other two brushes 74. And a slip ring 82. The slip rings 81 and 82 are made of a metal material (S
US), and has an arc shape of π / 4 radian, and both ends are tapered in order to smoothly start contact with the brushes 72 and 74. In addition, each slip ring 81, 82
Are connected to one end of a cable terminal 81a, 8
2a is provided. The slip rings 81 and 82 are fixed via a spacer 83 made of an insulating material (such as a fluorine resin) while being held by a holding plate 84 made of the same insulating material. In addition, metal (SS) is provided on the outside of each holding plate 84.
The four support members 85 are attached. A total of eight support members 85 are fixed to the surface of the furnace body 23 at a predetermined position. Slip ring device 8 provided before and after furnace body 23
Are connected to the terminal portion 81.
a, 82a are connected to each other by a heat-resistant cable 9 (FIG. 6).

Next, an electric circuit and a pneumatic circuit of the mixed iron car train will be described with reference to FIG. In addition, the electric circuit Lp for power supply and the electric circuit Lc for electric control are both represented by a single line (actually, two lines each for a total of four lines). Further, the electric circuit and the air circuit are shown only for the first mixed iron wheel 2, but the same applies to the second mixed iron wheel 2. In the figure, a locomotive 1 includes an electric control panel 12 for a locomotive, a coupler 3, an electric connection device 4, and a lock release cylinder 13 for releasing a lock of the coupler 3. On the other hand,
Cart 21 has an electric control panel 211, an air compressor 212a
Source unit 212 having a built-in air reservoir (not shown) and the like, an air control device 2 for performing lock release and brake control
13. Lock release cylinder 21 of coupler 3 in bogie 21
4 and a brake cylinder 215 for driving the stationary brake 5 (FIG. 6). The air control device 213
Relief valve 2131, brake release solenoid valve 2132,
Stop valve 2133 (usually the upper stop valve is open and the lower stop valve is closed), pressure switch 2134, lock release solenoid valve 213
5, a check valve with a throttle 2136 and an air reservoir 2137 are connected as shown in the figure. The brake release solenoid valve 2132 and the brake cylinder 215 together with the stop brake 5 constitute a “stop brake device”. The lock release solenoid valve 2135 and the lock release cylinder 214 constitute a “connector lock release device”.

In the above air control device 213, when the brake release solenoid valve 2132 is at the valve position shown in the figure, the brake cylinder 215 operates the stationary brake 5 (FIG. 6) by the force of the spring. When the electromagnetic signal for brake release 2132 is operated from the illustrated valve position in response to a command signal from the electric control panel 211, the brake cylinder 215
Is driven against the spring, and the stop brake 5 is released. When the lock release solenoid valve 2135 is at the illustrated valve position, the lock release cylinder 214 locks the coupler 3 by the force of the spring, thereby preventing the coupler 3 from being detached. When the lock release solenoid valve 2135 is operated from the illustrated valve position in response to the command signal from the electric control panel 211, the lock release cylinder 214 is driven against the spring, and the lock of the coupler 3 is released.

On the other hand, the bogie 22 of the mixed iron wheel 2 includes an electric control panel 221, an air compressor 222a, and an air reservoir (not shown).
The air conditioner includes a small compressor unit 222 incorporating therein, and the like, a pneumatic control device 223 for releasing the lock, and a lock release cylinder 224 of the coupler 3 in the truck 22. The air control device 223 is configured by connecting a lock release electromagnetic valve 2231, a check valve 2232 with a throttle, and an air reservoir 2233 as shown in the figure. In the above air control device 223, when the lock release solenoid valve 2231 is at the illustrated valve position, the lock release cylinder 224 locks the coupler 3 by the force of the spring. When the unlocking solenoid valve 2231 is operated from the illustrated valve position in response to the command signal from the electric control panel 221, the unlocking cylinder 224 is driven against the spring,
The lock of the coupler 3 is released.

When the electric mixing device 2 is connected to the locomotive 1 by connecting the mixed iron car 2 configured as described above, the electric paths Lp and Lc of each vehicle are connected to each other. In addition, between the carriage 21 and the carriage 22, electrical contact between the brush unit 7 and the slip ring device 8 causes
Electrical connection is made via the heat-resistant cable 9. In this manner, between the locomotive 1 and the bogie 21 of the
In addition, the power supply and the electric control signal can be exchanged between the carriage 21 and the carriage 22. The same applies to the second mixed iron wheel 2. In addition, the mixed iron wheel 2 includes a bogie 21,
22 is supplied with power from the electric circuit Lp. With this power source, the air compressors 212a, 212a built in the air source unit 212 and the small compressor unit 222, respectively, are provided.
222a is operated, and compressed air is supplied to each of the carts 21 and 22 by itself. Therefore, there is no need for air piping between the bogies and between the vehicles.

Although not shown, each of the carts 21 and
A motor for rotating the furnace body 23 is mounted on 2. In addition, a vehicle-side electrical coupler is provided on the side of the vehicle for each of the carts 21 and 22. On the other hand, a ground-side electric coupler is provided at a predetermined position on the ground side, and is connected to the vehicle-side electric coupler in accordance with the electric connection command, so that the furnace body 23 of the stopped mixed pig wheel 2 is connected. Power and control signals for rotating can be provided.

When the two mixed iron wagons 2 and the locomotive 1 configured as described above are connected as shown in FIG. 1, each coupler 3 is locked, and the stop brake 5 is operated. I have. When a start command is transmitted from a remote controller (not shown) to the locomotive 1, the locomotive 1 that has received the command sends a start command signal to the mixed iron car 2 via the electric line Lc. In response to this, the electric control panel 211 of the pig iron wheel 2 operates the brake release solenoid valve 2132 to release the stationary brake 5.
As a result, the pig iron wheel 2 is ready to start.

After the hot metal is received in the furnace body 23 in the blast furnace, the mixed iron wheel 2 is pulled by the locomotive 1 and transferred to the converter. When the vehicle reaches a predetermined position in the converter, a brake command is transmitted from the remote controller to the locomotive 1. The locomotive 1 that has received the brake command sends a brake command signal to the mixed iron car 2 via the electric circuit Lc. The electric control panel 211 of the pig iron wheel 2 receiving this
Turns off the brake release solenoid valve 2132 and activates the stop brake 5. By the operation of the stop brake 5, the mixed iron wheel 2 is stopped at a predetermined position. In this way, the stationary brake device 5 of the mixed iron car 2 is connected to the locomotive 1
Can be controlled by an electric control signal from the controller. Therefore, it is possible to safely stop the mixed iron wheel 2 without a person approaching the mixed iron wheel 2. Thereafter, an electrical connection is made from the ground-side electrical coupler to a vehicle-side electrical coupler provided in the mixed iron car 2, and the motor 23 mounted on the bogies 21 and 22 rotates the furnace body 23 to open the furnace port 231. The molten iron flows downward into the receiving pan. At this time, as described above, since there is no air pipe extending between the bogies, the air pipe is not damaged by the hot metal.

As for the unlocking of the coupler 3, when the unlock command is transmitted to the locomotive 1 from the remote controller, the locomotive 1 sends the unlock command signal to the piggyback car 2 via the electric line Lc. Electric control panel 211 or 2 of mixed iron car 2 receiving this
21 is a corresponding unlocking solenoid valve 2132 or 2231
Is operated to release the lock of the corresponding coupler 3. By releasing the lock, the connector 3 can be released. In this way, the lock of the coupler 3 can be controlled by the electric control signal from the locomotive 1. Therefore, the lock can be released safely without a person approaching the mixed iron wheel 2.

It should be noted that the contact of the electrical connection device 4 in the above embodiment can adopt various other forms. For example, as shown in FIG. 10A, one contact 4x has a plate-like form having a leaf spring function, and the other contact 4y has a sled-like end.
The plate members may be provided side by side with a gap. (B) is a plan view of the electric connection devices 4M and 4F in which such contacts 4x and 4y are housed in a pair in upper and lower stages, and (c) is connected to the electric connection device 4M having the contacts 4x. It is the front view seen from the side. In (b), the electric connection device 4M has a front end case 45 that can move back and forth.
Is provided. On the other hand, the electrical connection device 4F of the other party includes:
There is no need to provide such a movable tip case 45. When the distal end case 45 comes into contact with the other party's electrical connection device 4F, the distal end case 45 retracts, and the contact 4x enters the other party's electrical connection device 4F.
Connected to y. (C) As shown in FIG.
The cover 44 of No. 5 is provided with a vertically long slit 44a having a width corresponding to the plate thickness of the contact 4x, and this width is smaller than that of a human finger. The same thing as the cover 44 is also attached to the end face of the other electrical connection device 4F that houses the contact 4y. Such a pair of electric connection devices 4M, 4F
Is safe because there is no danger of accidentally touching the contacts 4x and 4y when the connection is released.

In the above embodiment, the mixed iron wheel 2
Are connected, but this may be one or three or more. In the above embodiment, the brush unit 7 is provided on the carts 21 and 22 and the slip ring device 8 is provided.
Is provided on the furnace body 23 side, but the brush unit 7 is
And the slip ring device 8 can be provided on the carts 21 and 22 side. In the above embodiment,
Although the heat-resistant cable 9 is used as an electric path connecting the front and rear slip rings of the furnace body 23, a conductor may be arranged on the surface of the furnace body 23 via a heat-resistant insulator. Further, in the above-described embodiment, the stop brake 5 is provided only on the bogie 21;
May be provided in both.

[0029]

The present invention configured as described above has the following effects. According to the mixed iron vehicle of the first aspect, the operation of the mounted air compressor and the control of the stationary brake device are performed by the electrical connection with the locomotive, so that the mixed iron vehicle can be safely operated without a person approaching the mixed iron vehicle. Can be stopped. In addition, since the compressed air required for controlling the stationary brake device is self-supplied by the operation of the air compressor, there is no need for crossing air piping between bogies and between vehicles, and as a result, damage to the air piping due to hot metal is prevented. Can be.

According to the second aspect of the present invention, the power supply and the electric control signal are transmitted to and received from another vehicle via the electric connection device, and the power supply between the bogies via the electric contact device and the electric path. And the transmission and reception of electrical control signals,
Since the operation of the air compressor and the control of the stationary brake device are performed in the mixed iron vehicle, the mixed iron vehicle can be safely stopped without a person approaching the mixed iron vehicle. In addition, since the compressed air required for controlling the stationary brake device is self-supplied by the operation of the air compressor, there is no need for crossing air piping between bogies and between vehicles, and as a result, damage to the air piping due to hot metal is prevented. Can be.

According to the third aspect of the present invention, since the unlocking of the coupler of each bogie can be controlled by the coupler unlocking device, the lock of the coupler can be safely achieved without a person approaching the pig iron wheel. Release can be performed.

According to the fourth aspect of the present invention, a power supply and an electric control signal are transmitted and received to and from another vehicle via the electric connection device, and the bogies are connected via the electric contact device and the electric path. The operation of the air compressor and the control of the stop brake device are performed in the mixed iron vehicle by the transmission and reception of the power supply and the electric control signal in the mixed iron vehicle, so that the person can safely stop the mixed iron vehicle without approaching the mixed iron vehicle. Can be. Also,
Since the compressed air required for controlling the stationary brake device is self-supplied by the operation of the air compressor, the crossing air piping between the bogies and the vehicles becomes unnecessary, and as a result, the damage of the air piping due to the hot metal can be prevented. .

According to the fifth aspect of the present invention, assuming that the connecting direction of the coupler is the X direction and the horizontal and vertical directions orthogonal to the X direction are the Y direction and the Z direction, respectively,
Since the -Z planes overlap each other and come into contact with each other, a good contact state is ensured even if there is a displacement in any direction along the XZ plane at the contact position. In addition, since the two contacts are urged by the elastic member in a direction in which they come into pressure contact with each other, a good contact state is ensured even if there is any positional deviation or angular deviation including displacement in the Y direction.

[Brief description of the drawings]

FIG. 1 is a side view showing a mixed iron wheel train formed by connecting two mixed iron wheels according to an embodiment of the present invention.

FIG. 2 is a detailed view of a coupler and an electric connection device in the mixed iron car composition vehicle.

FIG. 3 is a front view of the coupler and the electric connection device as viewed from a connected side.

FIG. 4 is a perspective view showing a contact in the electric connection device.

FIG. 5 is a side view showing a contact in the electric connection device.

FIG. 6 is an enlarged side view mainly showing the first mixed iron wheel of FIG. 1;

FIG. 7 is a detailed view of a brush unit in the mixed iron wheel.

FIG. 8 is a detailed view of a slip ring device in the mixed iron wheel.

FIG. 9 is an electric circuit diagram and a pneumatic circuit diagram of the mixed iron wagon train.

FIG. 10 (a) is a plan view showing another embodiment of a contact,
(B) is a plan view of the electrical connection device housing the contact,
(C) is the front view which looked at one side of the said electrical connection apparatus from the connected side.

[Explanation of symbols]

 Reference Signs List 1 locomotive 2 mixed iron car (mixed iron car main body) 3 coupler 4, 4M, 4F electric connection device 5 stationary brake 7 brush unit 8 slip ring device 9 heat-resistant cable 21, 22 truck 23 furnace body 41, 42, 4x, 4y contact Units 41a, 42a Tapered portion 43 Spring 72, 74 Brush 81, 82 Slip ring 212a, 222a Air compressor 214, 224 Lock release cylinder 215 Brake cylinder 2132 Brake release solenoid valve 2135, 2231 Lock release solenoid valve

Claims (5)

[Claims] 1. An electrically controllable air space which is connected to a locomotive with only an electrical connection, and rotatably supports both ends of a furnace body by two bogies arranged apart from each other in front and rear. A mixed iron vehicle comprising a stationary brake device including a pressure device and an air compressor for supplying compressed air to the pneumatic device mounted on a single bogie. 2. A stationary brake device including an electrically controllable pneumatic device, comprising a rotatable support of both ends of a furnace body by two trolleys disposed apart from each other in front and rear, and a pneumatic device. A mixed iron car body equipped with an air compressor for supplying compressed air, and a vehicle provided near the front end side coupler and near the rear end side coupler in the mixed iron car body, respectively, and connected to the mixed iron car body. An electrical connection device for transmitting and receiving a control signal for the power supply of the air compressor and the pneumatic device; and, on the front side of the furnace body, one of a brush and a slip ring that comes into sliding contact with the brush. A first electrical contact device, the other of which is provided on the furnace body side, and at the rear side of the furnace body, one of a brush and a slip ring slidingly contacting the brush is provided on the bogie side, and the other is provided on the bogie side. Furnace body A second electrical contact device provided from the front side to the rear side along the furnace body, and an electrical path connecting the first electrical contact device and the second electrical contact device to each other. A mixed iron wheel comprising: 3. The coupler of claim 1, further comprising, in addition to the stationary brake device and the air compressor, an electrically controllable pneumatic device to which compressed air is supplied from the air compressor. The mixed iron car according to claim 2, further comprising a lock release device mounted on the other truck, and a coupler lock release device including an electrically controllable pneumatic device and an air compressor supplying compressed air to the pneumatic device. 4. An electrically controllable pneumatic device comprising: a locomotive; and two ends of a furnace body rotatably supported by two bogies connected to the locomotive and spaced apart from each other. A mixed braid wheel equipped with a stationary brake device and an air compressor that supplies compressed air to the pneumatic device, and provided near the front end coupler and near the rear end coupler in the mixed braid wheel, respectively. An electric connection device for transmitting and receiving a power supply of the air compressor and a control signal of the pneumatic device between a mixed iron vehicle and a vehicle; and a brush and a slip ring slidingly in contact with the brush on a front side of the furnace body. A first electrical contact device, one of which is provided on the bogie side, and the other is provided on the furnace body side; and on the rear side of the furnace body, one of a brush and a slip ring slidingly contacting the brush is provided. On the trolley side A second electrical contact device provided on the furnace body side, and a second electrical contact device provided along the furnace body from a front side to a rear side thereof,
A mixed-iron car formation vehicle comprising: an electric circuit that connects the first electric contact device and the second electric contact device to each other. 5. The electric connection device provided in the vicinity of a coupler connecting the mixed iron wheel and another vehicle, the electric connection device being attached to one of the couplers and supported in a state where a plate-shaped conductive member is erected. One side of the contact, and is supported in a state where a plate-shaped conductive member having a tapered portion which is attached to the other side of the coupler and has a tapered portion for guiding the contact is provided on a side facing the one side of the contact. By connecting the coupler, the other side of the contact that overlaps and contacts the one side of the contact in the lateral direction, and the one side of the contact and the other side of the contact are pressed against each other. The mixed iron car formation vehicle according to claim 4, further comprising an elastic member for biasing.