JP2886639B2 - Door opening and closing device for coke oven fire extinguishing car - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a door opening and closing device for a coke oven fire extinguishing car,
More specifically, the present invention relates to a door opening / closing device for opening / closing an opening / closing door of a coke oven fire extinguishing vehicle driven and driven by wire rope pulling means.

[Conventional technology]

Conventionally, this type of coke oven equipment usually includes a coke oven for firing raw coal in individual furnace chambers arranged side by side, a charging vehicle for charging raw coal into each of the oven chambers, An extruder for extruding the fired red hot coke from each furnace chamber, a fire extinguishing car loading and receiving red hot coke extruded by the extruder, and a red hot coke loaded on the fire extinguishing car And a coke wharf for receiving coke discharged from the fire extinguishing vehicle. A track is laid for each of these parts, and a trolley wire is erected above it. On the track, the fire extinguishing vehicle was towed by an electric vehicle driven and driven by power supply from the trolley wire, and on the fire extinguishing vehicle, the door was opened and closed. Or is an electric compressor, such as compressed air tank is mounted as a compressed air source to be used in order to brake stops the extinguishing vehicle itself.

The operation control of the fire extinguishing vehicle in the coke oven having the above-described configuration is generally performed by an operation of a worker who is in a cab of an electric vehicle towing the fire extinguishing vehicle. In the coke oven configuration, the extruder, guide car, and fire extinguishing car are placed in the corresponding furnace chamber where the raw coal is charged and fired sequentially by the charging car into each of the furnace chambers in the coke oven configuration. When the red hot coke fired by the extruder is extruded, the fire extinguishing vehicle is moved in synchronization with the extrusion speed, and the fire extinguishing vehicle is opened and closed. On the car with the door closed, red hot coke is loaded and received, and after loading is completed, the fire extinguishing vehicle is moved toward the fire tower and stopped accurately at a predetermined position in the fire tower, and Water from the tank tank on the tower in a state where the fired red hot coke was sprayed to extinguish the fire, and after draining it sufficiently, the fire extinguishing truck was then moved toward the coke wharf and moved to the specified wharf location. Stop accurately before the opening, then open the door and wholesale the extinguished coke on the predetermined wharf location and discharge it, thus ending the kiln receiving work in this way, and thereafter, this work Is repeated sequentially for each furnace chamber to continuously execute required kiln discharge.

[Problems to be solved by the invention]

By the way, regarding the operation of the coke oven fire extinguishing car, the interrelation between the guide car and other working machines such as an extruder is extremely important in the work, and therefore, usually, a wired or wireless telephone is used. It is necessary for workers in the respective places to communicate with each other using communication means, and to proceed with the work while checking the work state, work position, etc. of each work machine one by one.

However, in such a manual and manual driving operation based on mutual communication between workers, false reports are likely to occur due to misunderstandings, and it is not always possible to accurately grasp the work state, work position, and the like. There is a problem.

Therefore, conventionally, means for automatically controlling the operation of each of the working machines such as the extruder, the guide car, and the fire extinguishing car has been proposed. The total weight of the fire extinguishing vehicle and the electric vehicle towing the fire extinguishing vehicle is considerably large (for example, the self-weight of the fire extinguishing vehicle is 55t, the own weight of the electric vehicle is 35t, the total weight 90t), the load weight on the track surface is large, and the relative positional relationship of the track surface with respect to the furnace body, fire tower, coke wharf, etc. tends to fluctuate. In such a case, effective automatic control cannot always be achieved.In order to withstand such an excessive load weight, a sufficient concrete foundation structure is applied to increase the track floor strength. There must, were those that require a lot of foundation work cost.

On the other hand, in the coke oven equipment operated as described above, the raw coal is charged and fired in the furnace chamber, the fired coke is put into a fire extinguishing car, and the extinguished coke fire extinguishing car is designated by a designated wharf. In each of the debris to the place, it is inevitably easy to cause scattering of dust and soaring,
It has the disadvantage that the operating atmosphere is extremely bad, and each work operation under such a bad environment, especially in this case, the work to discharge the extinguished coke to the designated wharf location, In order to effectively open the opening / closing door in the above, various unfavorable problems are caused.

The present invention has been made in order to solve such a conventional problem, and an object of the present invention is to provide a driving method for running a fire extinguishing vehicle in a coke oven facility by using a wire driving method using a winch traction device. Improve to rope towing method,
In addition to enabling efficient automatic control driving operation of the fire extinguishing vehicle, the opening and closing operation of the fire extinguishing vehicle opening / closing door at the designated work location can be performed satisfactorily in accordance with the wire rope pulling method. It is an object of the present invention to provide a door opening / closing device for a coke oven fire extinguishing vehicle.

[Means for solving the problem]

In order to achieve the above object, a door opening / closing device for a coke oven fire extinguishing vehicle according to the present invention has a traction system using a winch traction device via a wire rope for driving the fire extinguishing vehicle. Opening / closing doors of the car can be raised and closed up and down, and an opening / closing operation receiving member is protruded at a required position on the front, and the opening / closing operation receiving member of the opening / closing door is pushed up from below at each wharf point of the coke wharf to open and close. A door opening / closing actuator to be operated is arranged, and in this state, after confirming that the fire extinguishing vehicle has stopped in front of the designated wharf location of Cork Wharf, the door opening / closing door opening / closing operation of the fire extinguishing vehicle is performed by the door opening / closing actuator. The operation is performed from the outside at the designated wharf location, so that a good emptying operation suitable for each designated wharf location can be performed.

That is, the present invention is operated in conjunction with the extruder,
It is made possible to travel on the track by wire rope pulling means,
And a fire extinguisher equipped with an opening / closing door that is always kept closed by appropriate means.The extinguisher receives fired coke extruded from a designated furnace chamber of a coke oven on the fire extinguishing car, and then extinguishes the fire. A coke oven fire extinguishing car that moves the car inside the fire tower to extinguish the coke, then travels to the designated wharf location of the coke wharf, opens the door at the designated wharf location, and discharges the coke The opening and closing door of the fire extinguishing car can be vertically moved up and down, and an opening and closing operation receiving member is protruded at a required position in front of the opening and closing door, and the opening and closing door is provided for each wharf portion of the coke wharf. A door opening / closing actuator that pushes up and down the opening / closing operation receiving member from below to open and close is arranged, and the positioning stop of the fire extinguishing vehicle in front of the designated wharf location in the coke wharf is detected. In, by the door opening and closing actuator, a door opening and closing device of the coke oven extinguishing vehicle, characterized in that it has adapted to open and close by operating push up the door of the fire extinguishing vehicle from the outside.

[Action]

Therefore, in the device of the present invention, for the traveling operation of the fire extinguishing vehicle traveling on the predetermined track surface, since the towing method by the winch pulling device via the wire rope is adopted, Empty weight of fire extinguisher, or
Only the loading load is applied, and the load weight on the track surface can be remarkably reduced.In addition, the opening and closing door of the fire extinguishing vehicle can be raised and closed up and down, and an opening and closing operation receiving member is protruded at a required position on the front. And a door opening / closing actuator for opening and closing the opening / closing operation receiving member of the opening / closing door from below at each wharf location of the coke wharf,
In this state, after confirming that the fire extinguishing car has stopped in front of the designated wharf location of Cork Wharf, the door opening / closing operation for discharging the opening / closing door of the fire extinguishing car is performed by operating the door opening / closing actuator. Since the work is performed from the outside at the work location, the opening / closing operation of the opening / closing door at each designated wharf location, and accordingly, good and effective discharge of coke to the designated wharf location can be accurately performed.

〔Example〕

Hereinafter, an embodiment of a door opening / closing apparatus for a coke oven fire extinguishing car according to the present invention will be described in detail with reference to FIGS. 1 to 6.

FIG. 1 is an explanatory view schematically showing the configuration of a coke oven facility to which this embodiment is applied, based on a positional relationship with a coke oven, a fire extinguisher, and a coke wharf. FIGS. 2 (a) and 2 (b) FIG. 3 is an explanatory view showing the outline of a traveling control system of the fire extinguishing vehicle in the above-mentioned wire rope traction system, and FIG. FIGS. 4 (a) and 4 (b) are explanatory views of each configuration of a plane and a side view schematically showing details of a wharf driving system in the above equipment, and FIGS. 5 (a), (b) and (c) are fire extinguishing vehicles of the same. Fig. 6 is a three-sided configuration diagram schematically showing the details of the opening / closing configuration of the opening / closing door in Fig. 6; Fig. 6 is a sectional view schematically showing the details of the door opening / closing means of the fire extinguishing vehicle in the wharf driving system.

1 to 6, reference numeral 11 denotes a coke oven, 12 denotes a fire tower, and 13 denotes a coke wharf. Reference numeral 14 denotes a fire extinguishing vehicle that travels in a controlled manner along a track 17 laid for each of these parts, and keeps a cabin 15 that receives coke, and a discharge port of the cabin 15 always closed. The door 16 is provided. Further, 18 is a system operation control device for controlling the running operation of the fire extinguishing vehicle 14 via a sequencer 19, and for controlling the opening and closing of the opening and closing door 16, and a CPU for arithmetic processing of each input data, It is composed of a ROM that stores control programs, etc., and a RAM that temporarily stores each input data.
In addition, it has a keyboard input device 20 for inputting data such as a control program.

The coke oven 11 is used for sequentially firing the raw material coals to be individually charged into the juxtaposed oven chambers for each oven chamber. As is known, an extruder 21 for extruding calcined coke from each furnace chamber in the order of completion of calcining, a guide car for guiding the extruded red coke on the fire extinguishing car 14 to receive them. 22, each work machine such as a charging car (not shown) for charging the raw coal into each furnace chamber is arranged in each furnace room, and each furnace room of the coke oven 11 and each of the coke wharf 13 Individual position detecting means for regulating the fixed position stop of the fire extinguishing vehicle 14 corresponding to each of the wharf locations, for example, the proximity switch 23 as a fire extinguishing vehicle position detecting means in front of the furnace chamber, and the fire extinguishing vehicle position detection before the wharf Proximity switch 24 as a means In each of the wharf locations, the opening / closing door 16 of the fire extinguishing vehicle 14 can be externally provided at each wharf location, as described in detail below. In order to perform the opening and closing operation, a door opening and closing actuator 26 which is operated from below to above is arranged.

The extruder 21 is controlled in the same manner as in the prior art by a control command from the system operation control unit 18, for example, by an IR ground station 27, a parallel two-wire induction radio line.
28, and is controlled and driven via an IR vehicle station 29 attached to the extruder 21, and the guide wheel 22 is operated in conjunction with the running operation of the extruder 21 and the guide The vehicle has a proximity switch 30 for confirming that the fire extinguishing vehicle 14 stops at a fixed position with respect to the vehicle 22.

The fire extinguisher tower 12 is for extinguishing red hot coke received on the fire extinguishing vehicle 14 and is arranged at the end of the track 17 to extinguish the fire extinguishing vehicle 14. It has a space, a tank water tank as a fire-extinguishing facility, a fire-extinguishing nozzle, and the like.

The coke wharf 13 is for receiving fire-extinguished coke that is extinguished on the fire extinguishing vehicle 14 and is excreted from the fire extinguishing vehicle 14. After the detection of the coke on the wharf 32 by the detection sensors 31a and 31b installed in the system, the system is specified by the system operation control device 18, and the stopping of the fire extinguishing vehicle 14 at the designated wharf point is performed as described above. Waiting for the detection of the fire extinguishing vehicle by the individual proximity switch 24 installed for each applicable wharf location, the operation of the system operation control device 18 via the sequencer 19, and the opening operation of the opening / closing door 16 at the stop position are also described. Similarly, the system operation control device 18 operates the door opening / closing actuator 26 as described later.

In addition, in this embodiment, as shown in FIGS. 2 (a) and 2 (b) and FIG. 3, a wire rope traction system is adopted as the traveling driving means of the fire extinguishing vehicle 14.

That is, in the traveling machine room 33 arranged on the base end side of the track 17, a winch traction device 34 with a brake mechanism 35 for the brake drum 36 is provided, and the driving drum 37 of the winch traction device 34 is provided. And a wire rope 39 wound around the vehicle in the fire extinguishing vehicle 14 via a driven drum 38 provided on the end side of the track 17 in multiple layers. By the controlled rotational drive in the forward and reverse directions, that is, the drive by the winch traction control, the works furnace 11 And the proximity switch 23, 24 in the coke wharf 13 to perform a reciprocating travel including a fixed position stop operation and the like.

The return of the wire rope 39 not directly connected to the vehicle body of the fire extinguishing vehicle 14 in order to absorb the wire extension amount and the slack of the wire at the start of traveling to prevent the driving drum 37 from slipping. Side with the main weight mechanism 40 and the turn side with the sub weight mechanism 41
Is attached to each.

In addition, the winch traction device 34 is provided with an encoder 42 for detecting the number of rotations and the rotation angle position of the drive drum 37 and detecting the rotation speed 44 of the drive drum 37 and outputting the data, and the winch traction device 34 is also provided. The rotation of the drive drum 37 in the forward and reverse directions by the control unit 34 is performed by a winch control unit 45 in accordance with a control command from the system operation control unit 18, and the brake mechanism 35 is controlled by the winch control unit 45 to control the brake. The drum 36 is braked, and the fire extinguishing vehicle 14 is accurately stopped at each of the fixed positions set above, and the emergency stopping of the fire extinguishing vehicle 14 is performed.

Accordingly, the running operation of the fire extinguishing vehicle 14 on the track 17 is performed by the wire rope pulling by the winch device 32 which has received the drive control command from the winch drive control device 43, so that the load weight on the track 17 surface is increased. Can be reduced to about 1/2 compared to traction by conventional electric vehicles, and the position change of the raceway surface due to excessive weight burden can be effectively prevented, and the coke oven 11 This makes it possible to secure the relative position of the track 17 and the fire extinguishing vehicle 14 with respect to the tower 12, the coke wharf 13, and the like, and at the same time, it is possible to eliminate the conventional trolley wire for supplying electricity to the electric vehicle.

As shown in FIGS. 5 and 6, the fire extinguishing vehicle 14 has an opening and closing mechanism for closing the exhaust port of the sloped bottom wall 15a in the cabin 15 and maintaining the door closed at all times. A door 16 is provided. That is, the opening / closing door 16 is guided vertically by a lifting / lowering guide portion 46 provided on the body frame surface, so that the opening / closing door 16 can be moved up and down. That is, the opening / closing opening can be opened and closed. An opening / closing operation receiving member 47 engaged with the end of the operation rod 26a of the door opening / closing actuator 26 which is operated to move upward and downward from the lower side is maintained at a required position on the right and left sides of the front part thereof. It is protruding.

Therefore, in the case of the embodiment configured as described above,
The opening / closing door 16 of 14 keeps the exhaust port of the cabin 15 closed at all times. In this state, the fired coke and the extinguishing of the red hot coke into the cabin 15 are stopped. Enabled.

Further, the fire extinguishing vehicle 14 after the firing and the fire extinguishing process reaches the designated wharf portion of the coke wharf 13, and the proximity switch 24 detects this, that is, the pre-wharf fixed position detection 25 of the fire extinguishing vehicle 14 is performed. By actuating the door opening / closing actuator 26 disposed at the designated wharf location from the outside on the condition that the on-wharf coke detection 32 is performed by the detection sensors 31a and 31b at the designated wharf location, The rod 26a rises and the opening / closing operation receiving member 4 of the door 16 is opened.
7, the opening / closing operation receiving member 47, and eventually the opening / closing door 16 of the fire extinguishing car 14, are moved up along the elevating guide portion 46, and as a result, the coke that has been fired and fire extinguished to the designated wharf location is discharged. The door can be closed, and the door opening / closing door 15 can be closed again by returning the door opening / closing actuator 26 after the end of the discharge, and thus the effect of the door opening / closing actuator 26 from the wharf portion side is obtained. Door 16
The door opening operation of the vehicle can be carried out, and thus the smooth emptying operation at the designated wharf can be performed.

〔The invention's effect〕

As described above in detail, according to the present invention, the traction system using the winch traction device via the wire rope is used for the running operation of the fire extinguishing vehicle traveling on the predetermined track surface. For the surface, the empty weight of the fire extinguisher,
Or, only the loading load is applied, so that the load weight on the track surface can be remarkably reduced (about 1/2) as compared with the conventional one, and this has been a problem in the past. This can effectively prevent the track surface from fluctuating due to the heavy weight burden, and as a result, it becomes possible to secure the relative positional relationship between the track surface and the fire extinguishing vehicle with respect to the furnace body, fire extinguisher, coke wharf, etc. In addition, the opening and closing door of the fire extinguishing vehicle can be opened and closed up and down, and an opening and closing operation receiving member is protruded at a required position on the front surface of the opening and closing door, and the opening and closing door of the opening and closing door is provided for each wharf location of the coke wharf. A door opening / closing actuator that pushes the opening / closing operation receiving member from below to open and close is provided.In this state, confirm that the fire extinguishing vehicle has stopped in front of the designated wharf location in Cork Wharf. By actuating the door opening / closing actuator, the door opening operation for discharging the door of the fire extinguishing vehicle can be performed from the outside at the designated wharf location, and the opening / closing operation of the opening / closing door at each designated wharf location, As a result, excellent and effective discharge of coke to the designated wharf portion can be accurately executed, and further, it has excellent features such as a relatively simple and easy structure.

[Brief description of the drawings]

FIG. 1 is a structural explanatory view schematically showing the outline of coke oven equipment to which an embodiment of a fire extinguishing car door opening / closing apparatus according to the present invention is applied, based on a positional relationship among a coke oven, a fire extinguishing tower, and coke wharf; FIGS. 2 (a) and 2 (b) are plan and side views each showing a configuration of a wire rope traction system for a fire extinguishing vehicle in the above equipment, and FIG. 3 is an outline of a travel control system of the fire extinguishing vehicle in the same embodiment. FIGS. 4 (a) and 4 (b) are plan and side views schematically showing details of a wharf driving system in the same equipment.
5 (a), 5 (b) and 5 (c) are plan, front, and side views schematically showing the details of the opening / closing configuration of the opening / closing door of the fire extinguishing vehicle, and FIG. It is sectional drawing which shows typically the detail of the door opening / closing means of a fire extinguishing vehicle. 11 ... Coke oven, 12 ... Fire tower, 13 ... Cork wharf, 14 ... Fire extinguishing car, 15 ... Fire extinguishing car cabin, 16 ... Fire extinguishing car door, 17 ... Track, 18 ... System Operation control device, 19: Sequencer, 20: Keyboard input device, 21: Extruder, 22: Guide vehicle, 23: Proximity switch (fire extinguishing vehicle position detection means), 24: Proximity switch (Wharf) Front fire extinguishing vehicle position detecting means) 26 Actuator for opening and closing the door (opening means from outside) 31a, 31b Detection sensor 34 Winch traction device (wire rope traction) 35 Brake mechanism 36 …… Brake drum, 37 …… Driving drum, 38 …… Driving drum, 39 …… Towing wire rope, 40 …… Main weight mechanism, 41 …… Sub-weight mechanism, 42 …… Encoder, 45 …… Winch control device , 46 ... Elevating guide part, 47 ... Opening / closing operation receiving part Wood.

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. ⁶ , DB name) C10B 39/14 C10B 41/04 B61B 9/00

Claims (1)

(57) [Claims] The fire extinguisher is provided with an opening / closing door which is operatively connected to the extruder, can be run on a track by wire rope pulling means, and has an opening / closing door which is always kept closed by appropriate means. After receiving the fired coke extruded from the designated furnace chamber of the coke oven on the fire extinguishing car, the fire extinguishing car travels inside the fire extinguishing tower and extinguishes the coke, and then to the designated wharf location of Coke Wharf In a coke oven fire extinguishing vehicle that travels and moves and opens the opening / closing door at the designated wharf location and discharges coke, the opening / closing door of the fire extinguishing vehicle can be opened and closed vertically and a required position in front of the opening / closing door A door opening / closing actuator for pushing up / down the opening / closing operation receiving member of the opening / closing door at each wharf portion of the coke wharf. After detecting the positioning stop of the fire extinguishing vehicle in front of the designated wharf location in the coke work, the door opening / closing actuator pushes up and down the opening and closing door of the fire extinguishing vehicle from outside to open and close. A door opening and closing device for a coke oven fire extinguishing car, characterized in that it is obtained.