CN214392334U

CN214392334U - Converter molten steel transport vechicle device

Info

Publication number: CN214392334U
Application number: CN202120444775.3U
Authority: CN
Inventors: 凌代万; 黄海; 刘承良; 邓磊
Original assignee: Chongqing Iron and Steel Co Ltd
Current assignee: Chongqing Iron and Steel Co Ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-15
Anticipated expiration: 2031-03-01

Abstract

The utility model provides a converter molten steel transport vechicle device, including transport vechicle and the track subassembly that is used for transport vechicle reciprocating motion, be equipped with the bearing space that is used for bearing the ladle on the transport vechicle, the front end and the rear end of transport vechicle bottom all are provided with main car wheelset, and still are provided with supplementary car wheelset at the front end of transport vechicle bottom, and supplementary car wheelset is located the outside of front end main car wheelset and is higher than main car wheelset, the track subassembly include with main car wheelset matching main track and with supplementary wheel group matching supplementary track, and supplementary track sets up in main orbital front end. The utility model discloses an add the auxiliary wheel group to the supplementary track that matches is organized to the setting and auxiliary wheel, with the operation requirement of adaptation transport vechicle, thoroughly eliminate original track defect, very big reduction transport vechicle is to the influence of production, reduces cost of maintenance simultaneously, has positive effect to improving converter production operation rate.

Description

Converter molten steel transport vechicle device

Technical Field

The utility model belongs to the technical field of metallurgical equipment, especially, relate to a converter molten steel transport vechicle device.

Background

At present, the existing converter molten steel car track of a steel plant is arranged on the ground below a converter, the front track and the rear track are directly communicated, and one section below a converter steel outlet in a track system in the use process can be directly washed and covered by high-temperature red slag or molten steel due to various reasons, so that steel rails are seriously deformed and fractured, and the molten steel car cannot normally run due to high-temperature failure of a concrete foundation and fastening failure of steel rail foundation bolts.

In a word, the existing molten steel car and the track system are easy to damage the track foundation and foundation bolts, the track deforms and breaks, and the molten steel car cannot normally run, so that the production operation of the converter is greatly influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above prior art's shortcoming, the utility model aims to provide a converter molten steel transport vechicle device for solve the problem that the track receives red sediment or molten steel high temperature to damage and influence the converter operation under the converter during converter of prior art converter molten steel transport vechicle.

For realizing above-mentioned purpose and other relevant purpose, the utility model provides a converter molten steel transport vechicle device, including the transport vechicle with be used for transport vechicle reciprocating motion's track subassembly, be equipped with the bearing space that is used for bearing the ladle on the transport vechicle, the front end and the rear end of transport vechicle bottom all are provided with main wheel group, and the front end of transport vechicle bottom still is provided with supplementary wheel group, supplementary wheel group is located the outside that the front end main wheel group just is higher than main wheel group, track subassembly include with main track that the wheel group matches and with the supplementary track of supplementary wheel group matching, just supplementary track sets up in the front end of main track.

Further, the height of the auxiliary track is greater than the height of the main track, and the width of the auxiliary track is greater than the width of the main track.

Further, the entrance end of the auxiliary track is set to be a slope-shaped structure.

Further, the foundation of the auxiliary track is made of temperature-resistant concrete, and the temperature resistance range of the temperature-resistant concrete is 700-800 ℃.

Furthermore, the auxiliary wheel set and the front end main wheel set are correspondingly arranged along the running direction of the transport vehicle.

The main wheel set comprises a main wheel frame, main bearing seats, main wheel shafts and main wheels, the main frame beam is arranged at the bottom of the transport vehicle, the main wheel frame is symmetrically arranged at the bottom of the main frame beam, the main bearing seats are arranged on the main wheel frame, the main wheel shafts are arranged on the main bearing seats, and the main wheels are sleeved on the main wheel shafts.

Furthermore, the auxiliary wheel group comprises an auxiliary wheel frame, an auxiliary bearing seat, an auxiliary wheel shaft and auxiliary wheels, auxiliary frame beams fixedly connected with the main frame beam are symmetrically arranged on two sides of the front end of the transport vehicle, the auxiliary wheel frame is arranged on the auxiliary frame beams, the auxiliary bearing seat is arranged on the auxiliary wheel frame, the auxiliary wheel shaft is arranged on the auxiliary bearing seat, and the auxiliary wheels are sleeved on the auxiliary wheel shaft.

Further, the auxiliary wheel is the same size as the main wheel.

Further, the length of the auxiliary track matches the wheelbase of the auxiliary wheel.

Further, be provided with the drive assembly who is used for driving main wheelset motion on the transport vechicle, drive assembly includes motor, shaft coupling and speed reducer, the motor passes through the shaft coupling and is connected with the speed reducer, the speed reducer is connected with the main wheel hub connection of main wheelset.

As mentioned above, the utility model discloses a converter molten steel transport vechicle device has following beneficial effect:

through addding supplementary wheel group to set up the supplementary track that matches with supplementary wheel group, with the operation requirement of adaptation transport vechicle, thoroughly eliminate original track defect, very big reduction transport vechicle is to the influence of production, reduces cost of maintenance simultaneously, has the positive effect to improving converter production operation rate.

Drawings

FIG. 1 is a first schematic structural view of a converter molten steel transportation vehicle device of the present invention;

FIG. 2 is a schematic structural view of a converter molten steel transportation vehicle device of the present invention;

FIG. 3 is an enlarged view of C in FIG. 2;

fig. 4 is an enlarged view of D in fig. 2.

Description of the reference numerals

1-a transport vehicle; 11-main frame beam; 12-auxiliary frame beam; 13-a cable holder;

2-a track assembly; 21-a main track; 21 a-cancel track segment; 22-an auxiliary track; 221-ramp configuration;

3-main wheel group; 31-main wheel frame; 32-a main bearing seat; 33-main wheel axle; 34-a main wheel;

4-auxiliary wheel group; 41-auxiliary wheel frame; 42-auxiliary bearing seat; 43-auxiliary wheel axle; 44-auxiliary wheels;

5-a drive assembly; 51-a motor; 52-a coupling; 53-speed reducer; 6-steel ladle; 61-ladle trunnion; 7-converter slag trap.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please combine fig. 1 to 4 to show, the utility model provides a converter molten steel transport vechicle device, include transport vechicle 1 and the track subassembly 2 that is used for transport vechicle 1 reciprocating motion, be equipped with the bearing space that is used for bearing ladle 6 on the transport vechicle 1, the front end and the rear end of transport vechicle 1 bottom all are provided with main car wheelset 3, and the front end of transport vechicle 1 bottom still is provided with auxiliary wheel group 4, auxiliary wheel group 4 is located the outside that the front end main car wheelset 3 just is higher than main car wheelset 3, track subassembly 2 includes the main track 21 that matches with main car wheelset 3 and the auxiliary track 22 that matches with auxiliary wheel group 4, just auxiliary track 22 sets up in the front end of main track 21.

Specifically, the running direction of the transport vehicle 1 is indicated by an arrow A in fig. 1, the front end of the transport vehicle is close to the converter tapping position B, and the rear end of the transport vehicle is close to the receiving bay. The front end of the transport vehicle 1 is provided with an auxiliary wheel set 4, and the track assembly 2 is divided into two sections, namely a main track 21 for the movement of the main wheel set 3 and an auxiliary track 22 for the movement of the auxiliary wheel set 4, wherein the auxiliary track 22 is close to the converter steel tapping position, and one section of the originally arranged track is removed (as shown in the figure 1 by removing a track section 21 a). The converter slag trap 7 is arranged on the converter platform structure and corresponds to the auxiliary rails 22 on the two sides, and the auxiliary rails 22 are protected by the converter slag trap 7, so that the converter cannot lose functions due to the influence of red slag and molten steel during steel tapping. The main track 21 is far away from the tapping position of the converter and cannot be damaged, so that the transport vehicle 1 can smoothly enter and exit to maintain normal work.

Wherein, ladle trunnion 61 is welded to ladle 6 both sides for driving a vehicle and handling ladle 6 and molten steel. The transport vehicle 1 is provided with a cable support 13 for supporting the cable and preventing the cable from being dragged on the ground to damage the cable. The carrier vehicle 1 is used for bearing a steel ladle 6, the steel ladle 6 is used for containing converter molten steel, the steel ladle 6 is lifted by a travelling crane to be placed on the carrier vehicle 1, the carrier vehicle 1 is started to a converter tapping position to receive the molten steel poured out from the converter, and the carrier vehicle 1 is started to run to the next process flow or lifting position of the molten steel after the converter taps steel.

The height of the auxiliary rail 22 is greater than the height of the main rail 21, and the width of the auxiliary rail 22 is greater than the width of the main rail 21. This configuration facilitates the auxiliary wheels 44 to be carried in place of the front main wheels 34 when the transport vehicle 1 enters the tapping position of the converter, so that the front part of the transport vehicle 1 operates on the auxiliary wheels 44 and the auxiliary rails 22 when the transport vehicle 1 is at the tapping position. In this embodiment, the height of the auxiliary track 22 is 0.2-0.3 m higher than that of the main track 21, and the width of the auxiliary track 22 is 1.0-1.5 m wider than that of the main track 21.

In order to facilitate the auxiliary wheels 44 of the transportation vehicle 1 to smoothly enter the auxiliary rail 22, the entering end of the auxiliary rail 22 is provided with a slope structure 221. In this embodiment, the slope of the slope-shaped structure 221 is set to 20 °.

Preferably, in order to improve the strength and the high temperature resistance of the auxiliary track 22, the foundation of the auxiliary track 22 is made of temperature-resistant concrete, and the temperature resistance range of the temperature-resistant concrete is 700-800 ℃.

The auxiliary wheel set 4 and the main wheel set 3 at the front end are correspondingly arranged along the length direction of the transport vehicle 1. Specifically, the auxiliary wheel set 4 and the front main wheel set 3 are arranged side by side in the length direction, so that the reasonable arrangement and the occupied space are facilitated. The auxiliary wheel set 4 is arranged on the outer side of the main wheel set 3 at the front end, and the auxiliary wheel set 4 improves the converter steel tapping process on the premise of not influencing the main wheel set 3

The main wheel set 3 comprises a main wheel frame 31, a main bearing seat 32, a main wheel shaft 33 and main wheels 34, the bottom of the transport vehicle 1 is provided with a main frame beam 11, the main wheel frame 31 is symmetrically arranged at the bottom of the main frame beam 11, the main bearing seat 32 is arranged on the main wheel frame 31, the main wheel shaft 33 is arranged on the main bearing seat 32, and the main wheels 34 are sleeved on the main wheel shaft 33.

The auxiliary wheel set 4 comprises an auxiliary wheel frame 41, an auxiliary bearing seat 42, an auxiliary wheel shaft 43 and auxiliary wheels 44, auxiliary frame beams 12 fixedly connected with the main frame beam 11 are symmetrically arranged on two sides of the front end of the transport vehicle 1, and the auxiliary frame beams 12 are fixed with the main frame beam 11 through welding, so that the rigidity is ensured, and the bearing requirement is met. The auxiliary frame member 12 is higher than the main frame member 11, thereby ensuring that the auxiliary wheels 44 are higher than the main wheels 34. The auxiliary wheel frame 41 is arranged on the auxiliary frame beam 12, the auxiliary bearing seat 42 is arranged on the auxiliary wheel frame 41, the auxiliary wheel shaft 43 is arranged on the auxiliary bearing seat 42, and the auxiliary wheel 44 is sleeved on the auxiliary wheel shaft 43.

To ensure versatility and reduce cost, the auxiliary wheels 44 are of the same gauge as the main wheels 34.

The length of the auxiliary track 22 matches the wheelbase of the auxiliary wheel 44. Specifically, in order to prevent the damage of the converter molten steel and red slag to the auxiliary track 22 and ensure the stable operation of the transport vehicle 1, the length of the auxiliary track 22 needs to be combined with the wheelbase of the auxiliary wheel 44, and preferably, the length of the auxiliary track 22 is 2-3 m more than the wheelbase of the auxiliary wheel 44. For example, an 8m wheelbase auxiliary wheel 44, the length of the auxiliary track 22 is about 10 m.

In addition, the transport vehicle 1 is provided with a driving assembly 5 for driving the main wheel set 3 to move, the driving assembly 5 comprises a motor 51, a coupler 52 and a speed reducer 53, the motor 51 is connected with the speed reducer 53 through the coupler 52, and the speed reducer 53 is connected with the main wheel shaft 33 of the main wheel set 3. The power is transmitted to the main wheel set 3 by the rotation of the motor 51 to operate the carrier vehicle 1.

Specifically, when the transport vehicle 1 moves from the receiving bay to the converter steel tapping position during converter transport, the front part of the transport vehicle 1 moves on the main rail 21, the main wheels 34 are in contact with the main rail 21, when the transport vehicle 1 moves to be close to the converter steel tapping position, the auxiliary wheels 44 are in contact with the auxiliary steel rails additionally arranged on the two sides, the transport vehicle 1 continues to move forwards, the main wheels 34 at the front end of the transport vehicle 1 gradually separate from the rail, the weight at the front end of the transport vehicle 1 is completely borne by the auxiliary wheels 44, and the weight of the whole transport vehicle 1 is borne by the auxiliary wheels 44 and the main wheels 34 at the rear end of the transport vehicle 1. After the transport vehicle 1 receives the molten steel, when the continuous casting receiving bay is started, the suspended main wheel 34 at the front end of the transport vehicle 1, which is separated from the main rail 21, is firstly contacted with the main rail 21, the auxiliary wheel 44 is gradually separated from the auxiliary rail 22 along with the continuous operation of the transport vehicle 1, and the load of the transport vehicle 1 is returned to the main wheel 34 again.

To sum up, in the embodiment of the utility model provides a pair of converter molten steel transport vechicle device, through addding supplementary wheel group to set up the supplementary track that matches with supplementary wheel group, with the operation requirement of adaptation transport vechicle, thoroughly eliminate original track defect, very big reduction transport vechicle is to the influence of production, reduces cost of maintenance simultaneously, has the positive effect to improving converter production operation rate.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A converter molten steel transport vechicle device which characterized in that: including the transport vechicle with be used for transport vechicle reciprocating motion's track subassembly, be equipped with the bearing space that is used for bearing the ladle on the transport vechicle, the front end and the rear end of transport vechicle bottom all are provided with main wheel group, and the front end of transport vechicle bottom still is provided with supplementary wheel group, supplementary wheel group is located the front end and main outside of wheel group and is higher than main wheel group, the track subassembly includes the main track that matches with main wheel group and the supplementary track that matches with supplementary wheel group, just supplementary track sets up in the front end of main track.

2. The converter molten steel transporting vehicle device of claim 1, wherein: the height of the auxiliary track is greater than that of the main track, and the width of the auxiliary track is greater than that of the main track.

3. The converter molten steel transporting vehicle device of claim 1, wherein: the entrance end of the auxiliary track is set to be a slope-shaped structure.

4. The converter molten steel transporting vehicle device of claim 1, wherein: the foundation of the auxiliary track is made of temperature-resistant concrete, and the temperature resistance range of the temperature-resistant concrete is 700-800 ℃.

5. The converter molten steel transporting vehicle device of claim 1, wherein: the auxiliary wheel set and the front end main wheel set are correspondingly arranged along the running direction of the transport vehicle.

6. The converter molten steel transporting vehicle device of claim 1, wherein: the main wheel set comprises a main wheel frame, main bearing seats, main wheel shafts and main wheels, the bottom of the transport vehicle is provided with a main frame beam, the main wheel frame is symmetrically arranged at the bottom of the main frame beam, the main bearing seats are arranged on the main wheel frame, the main wheel shafts are arranged on the main bearing seats, and the main wheels are sleeved on the main wheel shafts.

7. The converter molten steel transporting vehicle device of claim 6, wherein: the auxiliary wheel set comprises an auxiliary wheel frame, an auxiliary bearing seat, an auxiliary wheel shaft and auxiliary wheels, wherein auxiliary frame beams fixedly connected with the main frame beam are symmetrically arranged on two sides of the front end of the transport vehicle, the auxiliary wheel frame is arranged on the auxiliary frame beams, the auxiliary bearing seat is arranged on the auxiliary wheel frame, the auxiliary wheel shaft is arranged on the auxiliary bearing seat, and the auxiliary wheels are sleeved on the auxiliary wheel shaft.

8. The converter molten steel transporting vehicle device of claim 7, wherein: the auxiliary wheel is the same size as the main wheel.

9. The converter molten steel transporting vehicle device of claim 7, wherein: the length of the auxiliary track is matched with the wheelbase of the auxiliary wheel.

10. The converter molten steel transporting vehicle device of claim 1, wherein: the transport vechicle is last to be provided with the drive assembly who is used for driving main wheelset motion, drive assembly includes motor, shaft coupling and speed reducer, the motor passes through the shaft coupling and is connected with the speed reducer, the speed reducer is connected with the main wheel hub connection of main wheelset.