CN219564656U - Mining rack working vehicle - Google Patents

Abstract

The utility model discloses a mining rack working vehicle, which belongs to the technical field of mining mechanical equipment, and is in rolling connection with a rail, wherein the bottom of the working vehicle is provided with a wheel shaft, and the wheel shaft is provided with a rail wheel in rolling connection with the rail, and the mining rack working vehicle is characterized in that: the end of the wheel shaft is provided with a gear shaft which is in sliding sleeve joint with the rail wheel; a telescopic mechanism is arranged below the wheel shaft, and the extending end of the telescopic mechanism points to the inner side of the rail wheel. The utility model is specially designed for the toothed rail locomotive, and the scheme is that a rail wheel extrusion braking mechanism is additionally arranged on the basis of the original braking system of the toothed rail locomotive, so that the rail wheel can not only stop rotating but also extrude the rail during braking, the toothed rail locomotive can stop as soon as possible, the braking distance is reduced, the abrasion between the rail and the rail wheel is reduced, the risk of collision is avoided, and the normal running of production operation is ensured.

Description

Mining rack working vehicle

Technical Field

The utility model relates to the technical field of mining mechanical equipment, in particular to a mining rack rail working vehicle.

Background

Along with the development and progress of technology, the degree of mechanization of industrial and mining enterprises is higher and higher, and the application of rack rail locomotives is wider and wider, and the rack rail locomotives refer to mining locomotives for increasing climbing capacity by means of racks on a track bed and gears on the locomotives.

The toothed rail locomotive is suitable for use in operation environment with great fluctuation of roadway gradient and complicated working condition, and may be used in upper and lower inclined roadway, rough working surface conveying roadway and return air roadway with power mainly including diesel engine, accumulator or overhead line.

Because the rack locomotive is used for the road section with larger gradient fluctuation, the rack locomotive is often braked due to inertia, so that the braking distance is long, the abrasion of the track and the track wheel is increased, the danger of collision is also possibly caused, and the normal operation of production operation is very influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a mining rack rail working vehicle; the mining rack working vehicle is specially designed for a rack locomotive, and the scheme is that a rail wheel extrusion braking mechanism is additionally arranged on the basis of an original braking system of the rack locomotive, so that the rail wheel stops rotating and extrudes the rail during braking, the rack locomotive can stop as soon as possible, the braking distance is reduced, the abrasion between the rail and the rail wheel is reduced, the risk of collision is avoided, and the normal running of production operation is ensured.

In order to solve the technical problems, the mining toothed rail working vehicle provided by the utility model is in rolling connection with a rail, the bottom of the working vehicle is provided with a wheel shaft, the wheel shaft is provided with a rail wheel in rolling connection with the rail, the end of the wheel shaft is provided with a gear shaft, and the gear shaft is in sliding sleeve joint with the rail wheel; a telescopic mechanism is arranged below the wheel shaft, and the extending end of the telescopic mechanism points to the inner side of the rail wheel.

In the further improvement of the utility model, the inner wall of the rail wheel is provided with tooth grooves which are matched with the teeth on the gear shaft.

Through above-mentioned design, this scheme can be more convenient for the gear shaft with power transmission to the rail wheel on, after the installation, the rail wheel can follow the axial direction on the gear shaft and slide, and can follow the gear shaft rotation, is provided with the limiting plate on the end of gear shaft, avoids the rail wheel to follow the epaxial slippage of gear, and the diameter of shaft is greater than the diameter of gear shaft, so can be better avoid the rail wheel to slide to the epaxial to break away from the track.

In a further improvement of the utility model, the telescopic mechanism comprises an electric push rod, and the extending end of the electric push rod points to the inner side of the rail wheel.

Through the design, the scheme can be more convenient to implement, and the telescopic mechanism can also be changed into power equipment such as a cylinder.

In a further improvement of the utility model, the end head of the extending end of the electric push rod is provided with a wear-resistant layer.

Through above-mentioned design, this scheme can be more convenient for increase the frictional force between stretching out end and the rail wheel inboard, more does benefit to the braking of rail wheel, and the inboard of rail wheel also can set up the wearing layer.

In a further improvement of the utility model, the wear-resistant layer adopts a rubber pad.

Through the design, the scheme can be more convenient to implement.

In a further improvement of the utility model, the bottom of the working vehicle is provided with a bracket which is in threaded connection or welding with the electric push rod.

Through above-mentioned design, this scheme can be more convenient for electric putter's installation, support threaded connection or welding can on the work car, support and electric handcart do not have connected relation with the shaft, and are provided with the clearance between two and the shaft, avoid both to hinder the rotation of shaft.

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

the utility model is specially designed for the toothed rail locomotive, the scheme is that a rail wheel extrusion braking mechanism is additionally arranged on the basis of the original braking system of the toothed rail locomotive, and the rail wheel is stopped to rotate and also extrude the rail when braking by utilizing the wheel shaft, the rail wheel, the gear shaft and the telescopic mechanism, so that the toothed rail locomotive can be stopped as soon as possible, the braking distance is reduced, the abrasion between the rail and the rail wheel is reduced, the risk of collision is avoided, and the normal running of production operation is ensured.

Drawings

For a clearer description of the background or technical solutions of the present utility model, the following description is made in brief with reference to the attached drawings, which are used in the prior art or in the detailed description; it should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and are not intended to limit the scope of the present utility model, which is defined by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or adjustments of size, which would otherwise be used to achieve the effects of the present utility model, are included within the scope of the present utility model.

Fig. 1 is a schematic structural view of an embodiment of the present utility model.

Fig. 2 is a schematic exploded view of an embodiment of the present utility model.

FIG. 3 is a schematic view of an assembly of a gear shaft, bearings and rail wheel according to an embodiment of the present utility model.

Fig. 4 is a schematic view showing an exploded structure of a gear shaft, a bearing and a rail wheel according to an embodiment of the present utility model.

The figure shows: 1-track; 2-a working vehicle; 3-wheel axle; 4-rail wheels; 5-gear shaft; 6-tooth grooves; 7-an electric push rod; 8-bracket.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model should be included in the scope of protection of the present utility model.

Meanwhile, references in the specification to terms such as "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model, but rather, changes or adaptations of the relative relationships thereof are regarded as being within the scope of the present utility model that can be implemented without substantial modification of technical content.

Meanwhile, in the description of the present specification, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or by communication between two components, the specific meaning of the terms in the present utility model will be understood by those skilled in the art in the light of the specific circumstances.

As shown in fig. 1-4, a mining toothed rail working vehicle is in rolling connection with a rail 1, the bottom of the working vehicle 2 is provided with a wheel shaft 3, the wheel shaft 3 is provided with a rail wheel 4 in rolling connection with the rail 1, the end of the wheel shaft 3 is provided with a gear shaft 5, and the gear shaft 5 is in sliding sleeve joint with the rail wheel 4; a telescopic mechanism is arranged below the wheel shaft 3, and the extending end of the telescopic mechanism points to the inner side of the rail wheel 4.

Because the rack locomotive is used for the road section with larger gradient fluctuation, the rack locomotive is often braked due to inertia, so that the braking distance is long, the abrasion between the track and the track wheel is increased, the danger of collision is also possibly caused, and the normal operation of production operation is very influenced.

Therefore, the design concept of the scheme is to add an extrusion braking mechanism for the rail wheel, so that the rail wheel can be extruded outwards when braking, the working vehicle can be stopped as soon as possible, and the braking distance is reduced.

A tooth slot 6 which is matched with the teeth on the gear shaft 5 is arranged on the inner wall of the rail wheel 4; the telescopic mechanism comprises an electric push rod 7, and the extending end of the electric push rod 7 points to the inner side of the rail wheel 4; the end head of the extending end of the electric push rod 7 is provided with a wear-resistant layer; the wear-resistant layer adopts a rubber pad; the bottom of the working vehicle 2 is provided with a bracket 8, and the bracket 8 is in threaded connection or welding with the electric push rod 7.

When the working vehicle is braked, the electric push rod is started, the extending end of the electric push rod extends out and pushes the rail wheel outwards (as shown in fig. 3, the rail wheel can slide on the gear shaft along the axial direction, so that the rail wheel can be pushed against the extrusion rail), and the outer side of the large wheel of the rail wheel extrudes the rail until the working vehicle stops.

The utility model can also be used for other rail cars, and the specific use condition is that the user depends on the own use requirement.

Although the present utility model has been described in detail with reference to the drawings and in connection with the preferred embodiments, the present utility model is not limited thereto, and various equivalent modifications or substitutions may be made by those skilled in the art without departing from the spirit and scope of the present utility model, and it is intended that all such modifications or substitutions shall be included in the scope of the present utility model/those skilled in the art to which the present utility model pertains, and it is intended that all such modifications or substitutions be included within the scope of the present utility model, and therefore, the scope of the present utility model shall be defined by the appended claims.

Claims (6)

1. The utility model provides a mining rack work car, roll connection is on the track, the bottom of work car is provided with the shaft, is provided with the rail wheel with track roll connection, its characterized in that on the shaft: the end of the wheel shaft is provided with a gear shaft which is in sliding sleeve joint with the rail wheel; a telescopic mechanism is arranged below the wheel shaft, and the extending end of the telescopic mechanism points to the inner side of the rail wheel.

2. The mining rack work truck of claim 1, wherein: and tooth grooves which are matched with the teeth on the gear shaft are formed in the inner wall of the rail wheel.

3. The mining rack work truck of claim 1, wherein: the telescopic mechanism comprises an electric push rod, and the extending end of the electric push rod points to the inner side of the rail wheel.

4. A mining rack work vehicle according to claim 3, wherein: and a wear-resistant layer is arranged on the end head of the extending end of the electric push rod.

5. The mining rack work truck of claim 4, wherein: the wear-resisting layer adopts a rubber pad.

6. A mining rack work vehicle according to claim 3, wherein: the bottom of the working vehicle is provided with a bracket which is in threaded connection or welding with the electric push rod.