CN219652025U - In-furnace trolley moving structure capable of avoiding derailment - Google Patents

Abstract

The utility model discloses a trolley moving structure in a furnace for avoiding derailment, and mainly relates to the field of hearth feeding. Including track and a plurality of gyro wheel that sets up in the automobile body bottom, gyro wheel roll connection is on the track, every the track all includes the rail body that two symmetries set up, the gyro wheel simultaneously with the top rolling contact of two rail bodies, be equipped with the cam on the gyro wheel, the cam is located between two rail bodies, the rotation of the bottom of automobile body still symmetry is connected with spacing wheel, the side of rail body is equipped with the recess, spacing wheel roll connection is in the recess. The utility model has the beneficial effects that: the device can effectively avoid derailment phenomenon of the trolley in the furnace during operation, reduce maintenance cost and workload, and ensure production efficiency and quality of the steel balls.

Description

In-furnace trolley moving structure capable of avoiding derailment

Technical Field

The utility model relates to the field of furnace feeding and discharging, in particular to a moving structure of a trolley in a furnace for avoiding derailment.

Background

In the production of present steel ball, often will use along the transportation of orbital loading dolly, wherein, the track dolly is the most used in production tempering, because of the service environment temperature is high (180-360 ℃), load weight is big, current loading dolly track is liable to appear the problem such as warp, influence the operation of load dolly when serious, appear the phenomenon that the dolly derails in the furnace even, appear derailing in the furnace and can lead to the fact the destruction to the furnace body to because of the limited maintenance degree of difficulty of space is big in the stove, seriously influence production efficiency and steel ball's product quality.

Disclosure of Invention

The utility model aims to provide a trolley moving structure in a furnace, which can effectively avoid the derailment phenomenon of the trolley in the furnace during operation, reduce the maintenance cost and workload and ensure the production efficiency and quality of steel balls.

The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:

the utility model provides a avoid moving structure of dolly in stove of derailment, includes track and a plurality of gyro wheel that sets up in the automobile body bottom, gyro wheel roll connection is on the track, every the track all includes the rail body that two symmetries set up, the gyro wheel simultaneously with the top rolling contact of two rail bodies, be equipped with the cam on the gyro wheel, the cam is located between two rail bodies, the rotation of the bottom of automobile body still symmetry is connected with spacing wheel, the side of rail body is equipped with the recess, spacing wheel roll connection is in the recess.

Further, the bottom of automobile body is equipped with a plurality of chassis, the gyro wheel rotates to be connected on the chassis, be equipped with L template on the chassis, spacing wheel rotates to be connected on the horizontal part of L template.

Further, the longitudinal section of the rail body is I-shaped, a limiting plate is arranged on the side face of the top of the I-shape, the groove is formed by the limiting plate, the top of the I-shape and the middle of the I-shape, the transverse part of the L-shaped plate extends to the lower side of the limiting plate, and the limiting wheel is in rolling contact with the limiting plate.

Further, a sliding block is connected to the transverse portion of the L-shaped plate in a sliding mode, the limiting wheel is rotationally connected to the sliding block, and an extension spring is arranged between the sliding block and the L-shaped plate.

Further, a sliding groove is formed in the transverse portion of the L-shaped plate, the sliding block is slidably connected in the sliding groove, and the extension spring is located between one end of the sliding groove and the sliding block.

Further, a gap is reserved between the vertical part of the L-shaped plate and the limiting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the track comprises two symmetrically arranged track bodies, the roller at the bottom of the car body is in rolling contact with the tops of the two track bodies, and the cam is arranged on the roller, so that when the roller moves on the track formed by the two track bodies, the cam on the roller can be always positioned between the two track bodies when the track bodies deform at high temperature, the roller is prevented from slipping off the track, the roller is in rolling contact with the tops of the two track bodies, the contact area between the roller and the track is increased, the offset of the roller relative to the track when the track deforms is reduced, the relative stability between the roller and the track is ensured, the possibility of derailment is greatly reduced, the smoothness of feeding steel balls by a load trolley in and out of a hearth is improved, the production efficiency of the steel balls is ensured, and the maintenance cost and the workload are reduced;

2. the bottom of automobile body still symmetrical rotates and is connected with spacing wheel, the side of rail body is equipped with the recess, spacing wheel roll connection is in the recess, and when such setting makes the automobile body remove on the track, the spacing wheel of both sides and the recess rolling contact on the two side rail bodies to effectively restricted the relative position of automobile body on the track, make the automobile body be difficult for relative track to rock or misplace when removing, further improved the stability and the smoothness of automobile body pay-off, avoid dropping of steel ball in the transportation on the automobile body, guaranteed the quality of steel ball production.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a right side view of the present utility model.

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2 in accordance with the present utility model.

Fig. 4 is an enlarged view of a portion of the utility model at B in fig. 3.

The reference numbers shown in the drawings:

1. a vehicle body; 2. a roller; 3. a rail body; 4. a cam; 5. a limiting wheel; 6. a groove; 7. a chassis; 8. an L-shaped plate; 9. a limiting plate; 10. a slide block; 11. a tension spring; 12. and a sliding groove.

Detailed Description

The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the utility model, and equivalents thereof fall within the scope of the utility model as defined by the claims.

The utility model relates to a trolley moving structure in a furnace for avoiding derailment, which comprises a main body structure and a plurality of rollers 2 arranged at the bottom of a trolley body 1, wherein the trolley body 1 is a main body part of a load trolley and is used for bearing raw materials such as steel balls and the like to enter and exit a hearth, the rails are arranged on the running track of the load trolley and pass through the hearth to facilitate the smooth entry and exit of the load trolley into and out of the hearth, the rollers 2 are arranged at the bottom of the trolley body 1, the rollers 2 are in rolling connection with the rails, the trolley body 1 is moved along the rails by utilizing the rolling of the rollers 2 on the rails, each rail comprises two symmetrically arranged rail bodies 3, the bottoms of the rail bodies 3 are welded or bolted at the bottom of the hearth, a gap is arranged between the two rail bodies 3, the rollers 2 are in rolling contact with the tops of the two rail bodies 3 at the same time, the contact area between the rollers 2 and the rails is increased by the arrangement, when the rail body 3 deforms due to long-time high temperature environment, the relative offset between the roller 2 and the rail is reduced, the phenomenon that the roller 2 and the rail slip is effectively avoided, the cam 4 is welded on the roller 2 or integrally formed and fixed with the cam 4, the cam 4 is positioned between the two rail bodies 3, the arrangement of the cam 4 limits the relative position of the roller 2 on the rail bodies 3, when the roller 2 deflects on the rail, the cam 4 is always positioned between the two rail bodies 3, the roller 2 is further prevented from slipping from the rail, the feeding stability of a vehicle body in and out of a hearth is improved, the maintenance cost and the workload are reduced, the production efficiency of steel balls is ensured, the bottom of the vehicle body 1 is symmetrically and rotationally connected with the limiting wheels 5, the side surface of the rail body 3 is provided with the groove 6, the limiting wheels 5 are in rolling connection in the groove 6, when the setting of spacing wheel 5 makes automobile body 1 remove, spacing wheel 5 and the recess 6 rolling contact of rail body 3 side all the time for the relative orbital position of automobile body 1 remains relatively stable, is difficult for taking place to rock or misplace at automobile body 1 removal in-process, thereby has guaranteed the stability of load dolly pay-off process, avoids the drop of steel ball in the pay-off in-process, has guaranteed the accuracy of steel ball in appointed position processing, has guaranteed the quality of steel ball production.

Preferably, a plurality of chassis 7 are welded or bolted to the bottom of automobile body 1, gyro wheel 2 passes through the bearing and rotates to be connected on chassis 7, and chassis 7 provides fixed position for the installation of gyro wheel 2, welding or bolted connection have L template 8 on the chassis 7, spacing wheel 5 rotates to be connected on the horizontal part of L template 8, and the setting of L template 8 can make spacing wheel 5 can extend to near the recess 6 position of rail body 3 side for spacing wheel 5 and recess 6's lateral wall rolling contact have realized the effective restriction to gyro wheel 2 position, have guaranteed the stability of automobile body 1 removal process.

Preferably, the longitudinal section of the rail body 3 is I-shaped, under the condition that the vertical bearing strength of the rail body 3 can be ensured by the I-shaped structure, the area of the top is increased, the contact area of the roller 2 and the rail body 3 is increased, the running stability of the vehicle body 1 is improved, a limiting plate 9 is welded or bolted to the side face of the I-shaped top, the groove 6 is formed by the limiting plate 9, the I-shaped top and the middle part of the I-shaped, the transverse part of the L-shaped plate 8 extends to the lower part of the limiting plate 9, the limiting wheel 5 is in rolling contact with the limiting plate 9, the position of the limiting wheel 5 in the transverse direction is limited by the limiting plate 9 and the middle part of the rail body 3, the relative position of the vehicle body 1 relative to the rail is indirectly limited, and the movement of the vehicle body 1 is more stable.

Preferably, the sliding connection has the slider 10 on the horizontal part of L template 8, spacing wheel 5 passes through the bearing and rotates to be connected on slider 10, be equipped with extension spring 11 between slider 10 and the L template 8, when rail body 3 takes place deformation because of the high temperature, the position of the limiting plate 9 of connection on the rail body 3 side takes place the skew, will promote the slider 10 of spacing wheel 5 and place like this and slide on L template 8, stretch or compress extension spring 11, thereby make spacing wheel 5 all the time with the limiting plate 9 rolling contact around the deformation, make automobile body 1 keep with the elastic contact around the track deformation, make the relative position of both keep fixed, even still can guarantee the steadiness of automobile body 1 operation under the circumstances that the track warp.

Preferably, be equipped with spout 12 on the horizontal part of L template 8, slider 10 sliding connection is in spout 12, and the setting of spout 12 provides direction and restriction for the slip of slider 10, guarantees slider 10 sliding motion's steadiness, extension spring 11 is located between the one end of spout 12 and slider 10, can be accurate compress or tensile extension spring 11 when slider 10 slides for extension spring 11 produces accurate effort to slider 10, makes spacing wheel 5 on the slider 10 contact with limiting plate 9 all the time, has guaranteed the accuracy of spacing wheel 5 relative limiting plate 9 position.

Preferably, a gap is reserved between the vertical part of the L-shaped plate 8 and the limiting plate 9, and the gap can be arranged to leave a space for deformation of the rail body 3, so that the rail body 3 cannot directly contact with the L-shaped plate 8 or even push the L-shaped plate 8 out of the way when deformed, the stability of the structure of the limiting wheel 5 is ensured, and the running stability of the vehicle body 1 is ensured.

Working principle: the track disclosed by the utility model comprises two symmetrically arranged track bodies 3, the roller 2 at the bottom of the vehicle body 1 is in rolling contact with the tops of the two track bodies 3 at the same time, meanwhile, the cam 4 is arranged on the roller 2, and the cam 4 is positioned between the two track bodies 3, so that when the roller 2 moves on the track formed by the two track bodies 3, the cam 4 on the roller 2 can be always positioned between the two track bodies 3 when the track bodies 3 deform due to high temperature, the roller 2 is prevented from slipping off the track, the roller 2 is in rolling contact with the tops of the two track bodies 3, the contact area between the roller 2 and the track is increased, the offset of the roller 2 relative to the track during track deformation is reduced, the relative stability between the roller 2 and the track is ensured, the possibility of derailing is greatly reduced, the smoothness of feeding steel balls by a load trolley in and out of a hearth is improved, the production efficiency of the steel balls is ensured, and the maintenance cost and the work load are reduced; the bottom of the car body 1 is also symmetrically connected with the limiting wheels 5 in a rotating manner, the side faces of the rail bodies 3 are provided with grooves 6, the limiting wheels 5 are in rolling connection in the grooves 6, and the limiting wheels 5 on two sides are in rolling contact with the grooves 6 on the two side rail bodies 3 when the car body 1 moves on a track, so that the relative position of the car body 1 on the track is effectively limited, the car body 1 is not easy to shake or misplace relative to the track when moving, the feeding stability and fluency of the car body 1 are further improved, the falling of steel balls on the car body 1 in the transportation process is avoided, and the production quality of the steel balls is guaranteed.

Claims (6)

1. The utility model provides a avoid moving structure of car in stove of derailment, includes track and a plurality of gyro wheel (2) that set up in automobile body (1) bottom, gyro wheel (2) roll connection is on the track, its characterized in that: every track all includes rail body (3) that two symmetries set up, gyro wheel (2) simultaneously with the top rolling contact of two rail bodies (3), be equipped with cam (4) on gyro wheel (2), cam (4) are located between two rail bodies (3), the rotation of the bottom of automobile body (1) still symmetry is connected with spacing wheel (5), the side of rail body (3) is equipped with recess (6), spacing wheel (5) rolling connection is in recess (6).

2. The in-furnace trolley moving structure for avoiding derailment according to claim 1, wherein: the bottom of automobile body (1) is equipped with a plurality of chassis (7), gyro wheel (2) rotate and connect on chassis (7), be equipped with L template (8) on chassis (7), spacing wheel (5) rotate and connect on the horizontal part of L template (8).

3. The in-furnace trolley moving structure for avoiding derailment according to claim 2, wherein: the longitudinal section of the rail body (3) is I-shaped, a limiting plate (9) is arranged on the side face of the top of the I-shape, the groove (6) is formed by the limiting plate (9), the top of the I-shape and the middle of the I-shape, the transverse part of the L-shaped plate (8) extends to the lower side of the limiting plate (9), and the limiting wheel (5) is in rolling contact with the limiting plate (9).

4. The in-furnace trolley moving structure for avoiding derailment according to claim 2, wherein: the transverse part of the L-shaped plate (8) is connected with a sliding block (10) in a sliding way, the limiting wheel (5) is rotationally connected to the sliding block (10), and an extension spring (11) is arranged between the sliding block (10) and the L-shaped plate (8).

5. The in-furnace trolley moving structure for avoiding derailment according to claim 4, wherein: a sliding groove (12) is formed in the transverse portion of the L-shaped plate (8), the sliding block (10) is slidably connected in the sliding groove (12), and the extension spring (11) is located between one end of the sliding groove (12) and the sliding block (10).

6. The in-furnace trolley moving structure for avoiding derailment according to claim 2, wherein: a gap is reserved between the vertical part of the L-shaped plate (8) and the limiting plate (9).