CN113968250A

CN113968250A - Molten iron combined transport toothed rail tractor, operation system and method

Info

Publication number: CN113968250A
Application number: CN202111228032.3A
Authority: CN
Inventors: 徐军; 施成; 李国军; 叶兢; 马文彬; 程凤; 李承文; 张玉玺; 郑锃; 郑欢
Original assignee: China Railway Engineering Machinery Research and Design Institute Co Ltd
Current assignee: China Railway Engineering Machinery Research and Design Institute Co Ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-01-25

Abstract

The invention provides a molten iron combined transport rack track tractor, an operation system and a method, and relates to the technical field of molten iron transportation. According to the combined transport rack track tractor for the molten iron, the driving assembly is mounted on the tractor body, the pin wheel of the driving assembly is meshed with the transmission rack paved on the railway track for transmission, so that the tractor body is driven to advance, and the combined transport rack track tractor for the molten iron is strong in universality and wide in application range.

Description

Molten iron combined transport toothed rail tractor, operation system and method

Technical Field

The invention relates to the technical field of molten iron transportation, in particular to a molten iron combined transport rack track tractor, an operation system and an operation method.

Background

The new mode of the combined transportation of the molten iron replaces road connection with a waterway and long-distance transportation with the combined transportation of the molten iron, thereby greatly reducing the turnover amount of road freight transportation, and effectively relieving the problems of potential road traffic safety hazard, road damage, tail gas pollution, dust pollution, noise pollution and the like caused by a large amount of road transportation. The rail train is pulled to enter the wharf by the shunting machine, the rack rail tractor drives the rail train to load and unload on the wharf trestle, and the conventional rack rail tractor cannot utilize the common railway due to the fact that the running track of the conventional rack rail tractor cannot be used with the common railway, so that the running universality of the rack rail tractor is poor.

Disclosure of Invention

The invention aims to provide a molten iron combined transport rack track tractor to solve the technical problem that the existing rack track tractor is poor in operation universality.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a hot metal intermodal rack track tractor, includes automobile body, wheel pair, at least one drive assembly and transmission rack, the wheel pair is installed on the automobile body, the wheel pair is suitable for walk on the railway rails, the transmission rack is suitable for and lays between the railway rails, drive assembly installs on the automobile body, drive assembly includes gear motor and pinwheel, gear motor with the pinwheel drive is connected, the pinwheel be suitable for with the meshing of transmission rack, gear motor is suitable for the drive the pinwheel is followed transmission rack length direction removes.

According to the molten iron combined transport rack track tractor, a tractor body is in meshed transmission with a transmission rack through a driving assembly, and the transmission rack is arranged between railway tracks so as to drive wheel pairs to move on the railway tracks; specifically, gear motor drive pinwheel rotates, and the pinwheel removes in order to realize driving advancing of automobile body along the length direction of drive rack, and the molten iron intermodal rack rail tractor of this application can realize removing on railway rails, and the commonality is strong, and application scope is wide.

Optionally, the pick-up track tractor for the combined transportation of molten iron further comprises a transmission mounting beam, the transmission mounting beam is suitable for being mounted on the vehicle body, and the driving assembly is connected with the vehicle body through the transmission mounting beam.

Optionally, the driving assembly further comprises an intermediate gear, an intermediate gear shaft, a pin shaft, a first bearing seat and a second bearing seat, the gear motor is suitable for being in driving connection with the pin wheel through the intermediate gear, the intermediate gear shaft passes through the intermediate gear and is connected with the transmission mounting beam through the first bearing seat, and the pin shaft passes through the pin wheel and is connected with the transmission mounting beam through the second bearing seat.

Optionally, the driving assembly further comprises an elastic torsion arm, one end of the elastic torsion arm is fixedly connected with the casing of the speed reducing motor, and the other end of the elastic torsion arm is hinged with the transmission mounting beam.

Optionally, the pick-up tractor for the combined transportation of molten iron further comprises a positioning mechanism, wherein the positioning mechanism is suitable for being installed on the vehicle body and is suitable for monitoring the position of the vehicle body on the railway track;

the positioning mechanism comprises a switch support, a magnetic proximity switch and a correction magnet, the magnetic proximity switch is suitable for being connected with the vehicle body through the switch support, the correction magnet is located below the magnetic proximity switch, the correction magnets are suitable for being arranged on the road surface on two sides of the transmission rack at intervals, and the magnetic proximity switch is suitable for sensing the correction magnet.

Optionally, the pick-up track tractor for the combined transportation of molten iron further comprises limiting beams, the limiting beams are suitable for being installed at two ends of the tractor body in the length direction, and the driving assembly is suitable for being located between the two limiting beams.

Optionally, the vehicle further comprises an anchoring part, the anchoring part is suitable for being installed on two sides of the width direction of the vehicle body, and when the vehicle body is parked, the vehicle body is connected with a road surface anchoring part through the anchoring part.

Optionally, the hot metal intermodal rack track tractor further comprises a lubricating system, wherein the lubricating system is installed on the vehicle body and is suitable for supplying oil to the driving assembly so as to lubricate the driving assembly.

The invention also provides an operation system of the molten iron intermodal toothed rail tractor, which comprises a shunting machine, a railway train, a bank bridge and the molten iron intermodal toothed rail tractor, wherein the railway train is used for transporting goods, the shunting machine is suitable for driving the railway train to move between a connection parking space of a railway track and a port, the molten iron intermodal toothed rail tractor is suitable for driving the railway train to move between the connection parking space and a loading and unloading operation area of the port, and the bank bridge is suitable for loading and unloading goods to and from the railway train.

The invention also aims to provide an operation method of the combined transport rack tractor for molten iron, which adopts the operation system of the combined transport rack tractor for molten iron and comprises the following steps:

s1: the method comprises the following steps that a molten iron combined transport toothed rail tractor of the molten iron combined transport toothed rail tractor operation system runs to a safe area from a connection parking space, and a shunting machine of the molten iron combined transport toothed rail tractor operation system pushes a railway train to run to a port loading and unloading operation area after the molten iron combined transport toothed rail tractor reaches the safe area;

s2: when the shunting machine runs to the connection parking space, the shunting machine is unhooked from the railway train and exits the port loading and unloading operation area;

s3: the molten iron intermodal toothed rail tractor enters the connection parking space and is connected with the railway train, and a shore bridge of an operating system of the molten iron intermodal toothed rail tractor moves to a container loading and unloading operation position;

s4: the molten iron intermodal gear track tractor pulls or pushes the railway train to the container loading and unloading operation position, and the shore bridge loads and unloads the container to the railway train;

s5: after the loading and unloading operation of the shore bridge is completed, the molten iron combined transport toothed rail tractor pulls or pushes the railway train to the connection parking space, unhooks the railway train and moves to the safe area;

s6: the shunting machine is hooked with the railway train, the shunting machine pulls the railway train to return, and the molten iron intermodal toothed rail tractor returns to the connection parking space from the safe area.

Drawings

Fig. 1 is a schematic structural view of a first view angle of an intermodal rack tractor for molten iron according to an embodiment of the present invention;

fig. 2 is a structural schematic diagram of a second view angle of the intermodal rack tractor for molten iron according to the embodiment of the invention;

fig. 3 is a schematic structural diagram of a third view angle of the intermodal rack tractor according to the embodiment of the invention;

FIG. 4 is a schematic structural diagram of a driving assembly according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a drive assembly of an embodiment of the present invention;

FIG. 6 is a schematic view of an installation structure of the positioning mechanism according to the embodiment of the present invention;

fig. 7 is a schematic diagram of a state corresponding to S11 in a connection loading and unloading process of the combined transportation rack track tractor and the shunting machine according to the embodiment of the present invention;

fig. 8 is a schematic diagram of a state corresponding to S121 in a connection loading and unloading process of the combined transportation toothed rail tractor and the shunting machine for molten iron according to the embodiment of the present invention;

fig. 9 is a schematic view of a state corresponding to S122 in a connection loading and unloading process of the combined transportation rack track tractor and the shunting machine according to the embodiment of the present invention;

fig. 10 is a schematic view of a state corresponding to S123 in a connection loading and unloading process of the combined transportation rack track tractor and the shunting machine according to the embodiment of the present invention;

fig. 11 is a schematic view of a state corresponding to S13 in a connection loading and unloading process of the combined transportation rack track tractor and the shunting machine according to the embodiment of the present invention;

fig. 12 is a schematic view of a state corresponding to S141 in a connection loading and unloading process of the combined transportation rack track tractor and the shunting machine according to the embodiment of the present invention;

fig. 13 is a schematic view of a state corresponding to S142 in a connection loading and unloading process of the combined transportation rack track tractor and the shunting machine of molten iron according to the embodiment of the present invention;

fig. 14 is a flowchart of an operation method of the combined rail tractor for molten iron according to the embodiment of the present invention.

Description of reference numerals:

1. a vehicle body; 2. a drive assembly; 201. a reduction motor; 202. an intermediate gear; 203. a pin wheel; 204. an intermediate gear shaft; 205. a pin shaft; 206. a first bearing housing; 207. a second bearing housing; 208. an elastic torsion arm; 3. a drive rack; 4. a transmission mounting beam; 5. a wheel set; 6. a positioning mechanism; 601. a switch bracket; 602. a magnetic proximity switch; 603. a calibration magnet; 7. a limiting beam; 8. an anchoring member; 9. a railway track; 10. a lubrication system; 11. a car coupler; 12. an obstacle clearing device; 13. a brake; 14. a driver's cab; 15. a carport; 16. a pneumatic control system; 17. a cable drum; 18. dispatching a car machine; 19. a railroad train; 20. a signal lamp; 21. a molten iron intermodal toothed rail tractor; 22. connecting a parking space; 23. a secure area.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", and the like in the embodiments indicate orientation words, which are used for simplifying the description of positional relationships based on the drawings of the specification, and do not represent that elements, devices, and the like which are referred to must operate according to specific orientations and defined operations and methods, configurations in the specification, and such orientation terms do not constitute limitations of the present invention.

Herein, a coordinate system XYZ is provided, wherein a forward direction of the X-axis represents a left direction, a reverse direction of the X-axis represents a right direction, a forward direction of the Y-axis represents a front direction, a reverse direction of the Y-axis represents a rear direction, a forward direction of the Z-axis represents an upper direction, and a reverse direction of the Z-axis represents a lower direction.

As shown in fig. 1 to 5, an iron melt intermodal rack tractor 21 according to an embodiment of the present invention includes a vehicle body 1, a wheel pair 5, at least one driving assembly 2, and a driving rack 3, where the wheel pair 5 is mounted on the vehicle body 1, the wheel pair 5 is adapted to run on the railway track 9, the driving rack 3 is adapted to be laid between the railway tracks 9, the driving assembly 2 is mounted on the vehicle body 1, the driving assembly 2 includes a decelerating motor 201 and a pinwheel 203, the decelerating motor 201 is drivingly connected to the pinwheel 203, the pinwheel 203 is adapted to engage with the driving rack 3, and the decelerating motor 201 is adapted to drive the pinwheel 203 to move along a length direction of the driving rack 3.

In the present embodiment, as shown in fig. 1 to 3, a cab 14 is provided in front of an upper portion of the vehicle body 1, a shed 15 is provided behind the cab 14, a coupler 11, an obstacle clearer 12 and a brake 13 are provided below the vehicle body 1, a pneumatic control system 16 is provided behind the vehicle body 1, a cable drum 17 is provided on a right side of the vehicle body 1, and the cab 14, the shed 15, the coupler 11, the obstacle clearer 12, the brake 13, the pneumatic control system 16 and the cable drum 17 may be welded or bolted to the vehicle body 1. The coupler 11 is used as a connecting part of a railway vehicle, has the functions of buffering and energy absorption in the running process of the vehicle, particularly in the collision process of the vehicle, and protects the running of the vehicle and the safety of passengers to the greatest extent; the obstacle cleaner 12 is used for cleaning obstacles on a driving road surface; the brake 13 is used for controlling the start and stop of the whole body of the molten iron combined transport rack track tractor; the pneumatic control system 16 realizes the control of the air source of the whole vehicle; the vehicle body 1 gets electricity from a port through a cable drum 17.

The railway track 9 is arranged along the direction shown by the Y axis, the transmission rack 3 is laid along the length direction of the railway track 9, the installation height of the transmission rack 3 can be determined according to the meshing transmission requirement, and the driving component 2 of the molten iron combined transport rack tractor is meshed with the transmission rack 3 along the direction shown by the Y axis. One, two or more, and exemplarily four, driving assemblies 2 may be provided for the driving assemblies 2. As shown in fig. 4-5, the driving assembly 2 includes a speed reduction motor 201 and a pin wheel 203, the output end of the speed reduction motor 201 drives the pin wheel 203 to rotate, the pin wheel 203 is suitable for being meshed with the transmission rack 3, the speed reduction motor 201 drives the pin wheel 203 to move on the transmission rack 3, so as to realize the traveling of the whole body of the molten iron intermodal rack tractor on the railway track 9, the universality is strong, the application range is wide, and the technical problems that the existing molten iron intermodal rack tractor cannot travel on the existing track, a special traveling track needs to be laid, and the universality is poor are solved.

In the embodiment, pin tooth transmission is adopted, a pin wheel 203 is used as a driving part, a rack 3 (the hardness is higher than that of a pin wheel shaft 205) is fixed on a railway track 9, and only a pin wheel shaft and a pin sleeve on the pin wheel 203 are replaced in the later period; if the gear and the rack are adopted for transmission, the gear is used as a driving part, the rack is fixed, if the gear teeth are damaged, the gear needs to be integrally processed or the high-precision movable tooth block needs to be independently replaced, and the pin gear transmission is more advantageous.

The number of the wheel sets 5 can be two, the front end and the rear end of the bottom of the vehicle body 1 are respectively provided with one wheel set 5, the wheel sets 5 are positioned on the outer sides of the pin wheels 203, when the molten iron combined transport rack track tractor travels on an existing common rail, the driving assembly 2 is retracted, and the travel is realized through the wheel sets 5; when the combined transport rack rail tractor of molten iron transports, counterpoints, loading and unloading operation on pier landing stage, in order to prevent to take place the phenomenon of skidding only through wheel brake shoe braking, realize driving automobile body 1 walking through the meshing transmission of drive assembly 2 and driving rack 3, wheel pair 5 is as driven traveling this moment.

Optionally, as shown in fig. 4, the hot metal intermodal rack truck tractor further comprises a transmission mounting beam 4, the transmission mounting beam 4 is adapted to be mounted on the truck body 1, and the driving assembly 2 is connected with the truck body 1 through the transmission mounting beam 4.

In the present embodiment, the transmission mounting beam 4 is arranged along the direction of the Y axis, and each driving assembly 2 is arranged at intervals on the transmission mounting beam 4 to be mounted on the vehicle body 1 through the transmission mounting beam 4. The driving assembly 2 drives the vehicle body 1 to move, so that power can be dispersed, and the running stability of the vehicle body 1 can be improved. When the molten iron combined transport rack track tractor travels on the existing common track, the transmission mounting beam 4 is lifted, and the travel is realized through the wheel pair 5.

Optionally, as shown in fig. 5, the driving assembly 2 further includes an intermediate gear 202, an intermediate gear shaft 204, a pin wheel shaft 205, a first bearing seat 206 and a second bearing seat 207, the reduction motor 201 is adapted to be drivingly connected to the pin wheel 203 through the intermediate gear 202, the intermediate gear shaft 204 passes through the intermediate gear 202 and is connected to the transmission mounting beam 4 through the first bearing seat 206, and the pin wheel shaft 205 passes through the pin wheel 203 and is connected to the transmission mounting beam 4 through the second bearing seat 207.

In the embodiment, the output end of the speed reducing motor 201 drives the intermediate gear 202 to rotate, and the intermediate gear 202 is in meshed transmission with the pin wheel 203. The intermediate gear shaft 204 and the pin wheel shaft 205 are relatively parallel and are arranged along the direction shown by the X axis, the intermediate gear 202 rotates around the intermediate gear shaft 204, and the pin wheel 203 rotates around the pin wheel shaft 205. The intermediate gear shaft 204 is mounted on the drive mounting beam 4 by a first bearing housing 206 and the pin shaft 205 is mounted on the drive mounting beam 4 by a second bearing housing 207 to effect mounting of the intermediate gear 202, the pin wheel 203 on the drive mounting beam 4.

The pin wheel 203 can be provided with a rotary encoder, the rotary encoder is connected with an input port of a counter of the PLC, and the running distance of the molten iron combined transport rack tractor can be calculated through the meshing diameter of the pin wheel 203, so that the specific position and the current running speed of the molten iron combined transport rack tractor on the railway track 9 can be obtained.

Optionally, as shown in fig. 4, the driving assembly 2 further includes an elastic torsion arm 208, one end of the elastic torsion arm 208 is fixedly connected to the housing of the deceleration motor 201, and the other end of the elastic torsion arm 208 is hinged to the transmission mounting beam 4.

In this embodiment, when a plurality of driving assemblies 2 are provided, each of the speed reducing motors 201 is mounted on the transmission mounting beam 4 through the elastic torsion arm 208, and the elastic mounting manner of the speed reducing motors 201 can improve the driving synchronism among the pin wheels 203, thereby ensuring the running stability of the vehicle body 1.

Optionally, as shown in fig. 6, the hot metal intermodal rack tractor further comprises a positioning mechanism 6, wherein the positioning mechanism 6 is suitable for being installed on the car body 1, and the positioning mechanism 6 is suitable for monitoring the position of the car body 1 on the railway track 9;

the positioning mechanism 6 comprises a switch bracket 601, a magnetic proximity switch 602 and a correction magnet 603, wherein the magnetic proximity switch 602 is suitable for being connected with the vehicle body 1 through the switch bracket 601, the correction magnet 603 is located below the magnetic proximity switch 602, the correction magnets 603 are suitable for being arranged on the road surface at two sides of the transmission rack 3 at intervals, and the magnetic proximity switch 602 is suitable for sensing the correction magnet 603.

In this embodiment, the obstacle cleaners 12 may be respectively disposed on the left and right sides of the vehicle body 1, the switch bracket 601 may be mounted on the obstacle cleaners 12, the switch bracket 601 may be L-shaped, the magnetic proximity switch 602 is mounted on the horizontal portion of the switch bracket 601, the magnetic proximity switch 602 faces the direction indicated by the negative Z-axis, the correction magnet 603 is disposed on the road surface below the magnetic proximity switch 602, generally, the correction magnet 603 is disposed on the road surface on both sides of the driving rack 3, and the correction magnets 603 are disposed at intervals in the direction indicated by the Y-axis.

Optionally, as shown in fig. 1, the pick-up tractor for the hot metal intermodal transportation further comprises a limiting beam 7 and an anchoring part 8, wherein the limiting beam 7 is adapted to be installed at two ends of the car body 1 along the length direction, and the driving assembly 2 is adapted to be located between the two limiting beams 7;

the anchoring parts 8 are suitable for being installed on two sides of the width direction of the vehicle body 1, and when the vehicle body is parked, the vehicle body 1 is in anchoring connection with a road surface through the anchoring parts 8.

In this embodiment, C type groove has been seted up downwards to spacing roof beam 7, driving rack 3 is suitable for and passes from C type inslot, and when automobile body 1 walked to the road end, spacing roof beam 7 and road end rigid contact, drive assembly 2 stop motion avoid automobile body 1 to rush out the track out of control to preliminary buffering prevents that the vehicle from rushing out the track out of control, in order to improve spacing effect, spacing roof beam 7 can set up in 1 bottom front and back end position of automobile body.

In order to make the parking of the vehicle body 1 more stable, the anchoring members 8 may be provided on the left and right sides of the vehicle body 1, respectively, and when the vehicle body 1 stops, the vehicle body 1 is anchored and locked with the road surface by the anchoring members 8.

Optionally, as shown in fig. 2, the hot metal intermodal rack truck tractor further comprises a lubricating system 10, wherein the lubricating system 10 is mounted on the truck body 1, and the lubricating system 10 is suitable for supplying oil to the driving assembly 2 to lubricate the driving assembly.

In this embodiment, lubricating system 10 mainly carries out the fuel feeding lubrication to each bearing in drive assembly 2, lubricating system 10 includes many grease conveying line, and to each lubricated oil feeding of some respectively, last progressive distributor, grease pump, the filter of being equipped with of grease conveying line, can also monitor oil pressure, liquid level, temperature etc. lubricating system 10 still has the malfunction alerting function simultaneously, has realized that the vehicle adds fat lubrication in good time and to lubricated state real time monitoring at the in-process of advancing, and is safe in utilization, and control is convenient, extension vehicle life.

Another embodiment of the present invention provides an operation system of a molten iron intermodal rack rail tractor, including a shunting machine 18, a railway train 19, a shore bridge and the molten iron intermodal rack rail tractor 21, wherein the railway train 19 is used for transporting goods, the shunting machine 18 is adapted to drive the railway train 19 to move between the railway track 9 and a docking parking space 22 of a port, the molten iron intermodal rack rail tractor is adapted to drive the railway train 19 to move between the docking parking space 22 and a loading and unloading operation area of the port, and the shore bridge is adapted to load and unload goods to the railway train 19.

In this embodiment, the railway train 19 is pulled to the port operation area by the connection between the molten iron intermodal cogwheel track tractor 21 and the shunting machine 18, the loading and unloading operation of the quay bridge on the container can be realized by the connection between the molten iron intermodal cogwheel track tractor 21 and the quay bridge, and the reasonable scheduling mode can be adopted in the whole process, so that the efficiency of the port loading and unloading box is improved, the operation cost of the port is reduced, and the competitiveness is improved.

Another embodiment of the present invention provides an operation method of the intermodal transportation toothed rail tractor, which adopts the operation system of the intermodal transportation toothed rail tractor, including a connection scheduling process between the intermodal transportation toothed rail tractor 21 and the shunting machine 18, and a connection scheduling process between the intermodal transportation toothed rail tractor 21 and the shore bridge;

the connection scheduling process between the molten iron combined transport rack track tractor and the shunting machine 18 comprises the following steps:

s11: when it is detected that the shunting machine 18 of the operation system of the intermodal rack tractor takes in the railway train 19 to the port loading and unloading operation area, the intermodal rack tractor of the operation system of the intermodal rack tractor moves from the docking parking space 22 to the safety area 23, as shown in fig. 7.

In this step, the hot metal intermodal rack track tractor is initially stopped at the docking parking space 22, and the control signal lamp 20 is turned on and turned off to prohibit the shunting machine 18 from entering. When the shunting machine 18 takes the railway train 19 out, the hot metal combined transport rack rail tractor moves to the safe area 23 until reaching the safe area 23.

S12: when the fact that the combined transport rack track tractor of the molten iron reaches the safe area 23 is detected, the shunting machine 18 drives to the connection parking space 22, unhooks the railway train 19 and returns, and the combined transport rack track tractor of the molten iron enters the connection parking space 22 and is connected with the railway train 19.

Exemplarily, wherein the step 12 comprises:

s121: after the molten iron inter-transport rack tractor reaches a safe area 23, controlling a signal lamp 20 to light a white lamp, as shown in fig. 8;

s122: the shunting machine 18 pushes the railway train 19 to the transfer parking space 22 for parking, as shown in fig. 9;

s123: the shunting machine 18 returns to standby after unhooking from the railway train 19, the hot metal combined transport rack track tractor goes to the connection parking space 22 and is connected with the railway train 19, the hot metal combined transport rack track tractor pulls or pushes the railway train 19 to carry out loading and unloading operation in a port operation area, at the moment, the signal lamp 20 lights a blue lamp, and the shunting machine 18 is forbidden to enter, as shown in fig. 10.

And S13, when the completion of the loading and unloading operation is detected, the hot metal intermodal toothed rail tractor sends the railway train 19 to the docking parking space 22 and unhooks the railway train, and the hot metal intermodal toothed rail tractor moves to the safe area 23 as shown in the figure 11.

In this step, after the loading and unloading are completed, the rail tractor for intermodal transportation of molten iron sends the railway train 19 to the docking parking space 22 and returns to the safety area 23, and at this time, the control signal lamp 20 lights a white light, and the shunting machine 18 can drive into the port.

S14: the shunting machine 18 drives to the docking parking space 22 and hooks the railway train 19, the shunting machine 18 pulls the railway train 19 to return, and the combined transport of molten iron rack track tractor returns to the docking parking space 22 from the safe area 23.

S141: the shunting machine 18 enters the transfer parking space 22 to be hooked with the railway train 19, and the shunting machine 18 pulls the railway train 19 to return until the shunting machine 18 and all the railway trains 19 exit the transfer parking space 22, as shown in fig. 12.

S142: the molten iron combined transport toothed rail tractor returns to the connection parking space 22 from the safe area 23 to make way of the safe area 23, waits for the next operation, and controls the signal lamp 20 to light a blue lamp at the moment; or on the premise of ensuring that the site of the trestle has safe operation conditions, the molten iron intermodal rack track tractor can directly wait for the next operation in the safe region 23. Note that: throughout the loading and unloading operation, the railroad train 19 cannot enter the safe area 23, as shown in fig. 13.

The connection scheduling process between the molten iron intermodal rack track tractor and the shore bridge comprises the following steps, as shown in fig. 14:

s21: the hot metal intermodal rack track tractor is connected with the railway train 19 at the docking parking space 22 (beacon A shown in the figure);

s22: confirming the specific operation shore bridge (a plurality of shore bridges are arranged on the wharf), moving the operation shore bridge to a container loading and unloading operation position, and preparing to load/unload the container.

S23: and calculating a connection target position of the molten iron intermodal rack track tractor and the shore bridge according to the specific position of the designated operation shore bridge, moving the molten iron intermodal rack track tractor to the connection target position, and preparing the operation of a loading and unloading box by the shore bridge.

S24: the quay crane carries out sequential loading and unloading according to the container loading and unloading sequence list, and waits for a next container loading and unloading command every time one container loading and unloading task is finished; judging whether the marshalling loading and unloading of the whole train 19 are finished or not, if the marshalling loading and unloading are not finished, calculating the position of the next loading and unloading box, and after the hot metal intermodal toothed rail tractor drives the railway train 19 to move in place, continuing the loading and unloading operation of the next container by the shore bridge; and controlling the hot metal intermodal toothed rail tractor to push the railway train 19 to the transfer parking space 22 if the whole train is loaded and unloaded.

S25: the molten iron inter-transport rack tractor is disconnected from the railway train 19 and drives to a safe area 23, the machine 18 to be dispatched pulls the railway train 19 out of the port trestle in an aligned marshalling way, and the molten iron inter-transport rack tractor returns to a connecting parking space 22 of the railway train 19 from the safe area 23 to wait for loading and unloading operation of the next train number. If the railway train 19 is required to be loaded and unloaded subsequently, the combined transportation toothed rail tractor for molten iron can continuously wait in the safe area 23 for the next operation on the premise of ensuring that the site of the trestle has safe operation conditions.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims

1. The utility model provides a hot metal intermodal rack tractor which characterized in that, includes automobile body (1), wheel pair (5), at least one drive assembly (2) and transmission rack (3), install wheel pair (5) on automobile body (1), wheel pair (5) are suitable for and walk on railway rails (9), transmission rack (3) are suitable for laying between railway rails (9), drive assembly (2) are installed on automobile body (1), drive assembly (2) include gear motor (201) and pinwheel (203), gear motor (201) with pinwheel (203) driving connection, pinwheel (203) be suitable for with transmission rack (3) meshing, gear motor (201) are suitable for the drive pinwheel (203) are along transmission rack (3) length direction removes.

2. The pick-track tractor according to claim 1, further comprising a transmission mounting beam (4), wherein the transmission mounting beam (4) is adapted to be mounted on the car body (1), and the drive assembly (2) is connected to the car body (1) through the transmission mounting beam (4).

3. The hot metal intermodal rack truck tractor according to claim 2, characterized in that the drive assembly (2) further comprises an intermediate gear (202), an intermediate gear shaft (204), a pin wheel shaft (205), a first bearing seat (206) and a second bearing seat (207), the gear motor (201) is adapted to be drivingly connected with the pin wheel (203) through the intermediate gear (202), the intermediate gear shaft (204) passes through the intermediate gear (202) and is connected with the transmission mounting beam (4) through the first bearing seat (206), and the pin wheel shaft (205) passes through the pin wheel (203) and is connected with the transmission mounting beam (4) through the second bearing seat (207).

4. The hot metal intermodal rack tractor according to claim 3 is characterized in that the driving assembly (2) further comprises an elastic torsion arm (208), one end of the elastic torsion arm (208) is fixedly connected with a shell of the speed reducing motor (201), and the other end of the elastic torsion arm (208) is hinged with the transmission mounting beam (4).

5. The hot metal intermodal rack truck tractor according to claim 1 further including a positioning mechanism (6), the positioning mechanism (6) being adapted to be mounted on the truck body (1), the positioning mechanism (6) being adapted to monitor the position of the truck body (1) on the railway track (9);

the positioning mechanism (6) comprises a switch bracket (601), a magnetic proximity switch (602) and a correction magnet (603), wherein the magnetic proximity switch (602) is suitable for being connected with the vehicle body (1) through the switch bracket (601), the correction magnet (603) is located below the magnetic proximity switch (602), the correction magnets (603) are suitable for being arranged on the road surface on two sides of the transmission rack (3) at intervals, and the magnetic proximity switch (602) is suitable for sensing the correction magnet (603).

6. The pick track tractor of claim 1, further comprising a stop beam (7), wherein the stop beam (7) is adapted to be mounted at both ends of the car body (1) in the length direction, and the driving assembly (2) is adapted to be located between the two stop beams (7).

7. The molten iron intermodal rack truck tractor according to claim 1 is characterized by further comprising anchoring members (8), wherein the anchoring members (8) are adapted to be installed on both sides of the width direction of the truck body (1), and when the truck body (1) is parked, the truck body (1) is in anchoring connection with a road surface through the anchoring members (8).

8. The hot metal intermodal rack truck tractor according to claim 1, further including a lubrication system (10), the lubrication system (10) being mounted on the truck body (1), the lubrication system (10) being adapted to supply oil to the drive assembly (2) to lubricate it.

9. An intermodal molten iron rack tractor operating system comprising a shunting machine (18), a train of railways (19), a shore bridge and an intermodal molten iron rack tractor (21) as claimed in any one of claims 1 to 8, the train of railways (19) being for transporting goods, the shunting machine (18) being adapted to move the train of railways (19) between docking bays of railway tracks (9) and ports, the intermodal molten iron rack tractor (21) being adapted to move the train of railways (19) between docking bays and loading and unloading areas of ports, the shore bridge being adapted to load and unload goods to the train of railways (19).

10. A method of operating an intermodal rack tractor according to claim 9, wherein the method comprises:

s1: the molten iron combined transport rack track tractor (21) of the molten iron combined transport rack track tractor operation system runs to a safety region (23) from a connection parking space (22), and after the molten iron combined transport rack track tractor (21) reaches the safety region (23), a shunting machine (18) of the molten iron combined transport rack track tractor operation system pushes a railway train (19) to run to a port loading and unloading operation region;

s2: when the shunting machine (18) runs to the connection parking space (22), the shunting machine (18) is unhooked from the railway train (19) and exits from the port loading and unloading operation area;

s3: the molten iron combined transport toothed rail tractor (21) enters the connection parking space (22) and is connected with the railway train (19), and a shore bridge of an operation system of the molten iron combined transport toothed rail tractor moves to a container loading and unloading operation position;

s4: the molten iron intermodal gear track tractor (21) pulls or pushes the railway train (19) to the container loading and unloading operation position, and the shore bridge loads and unloads the container to the railway train (19);

s5: after the loading and unloading operation of the shore bridge is finished, the molten iron combined transport toothed rail tractor (21) pulls or pushes the railway train (19) to the connection parking space (22), unhooks the railway train (19) and moves to the safe area (23);

s6: the shunting machine (18) is hooked with the railway train (19), the shunting machine (18) pulls the railway train (19) to return, and the rail tractor (21) for the combined transportation of molten iron returns to the connection parking space (22) from the safe area (23).