CN217804707U

CN217804707U - Buffering and speed reducing device for mine car

Info

Publication number: CN217804707U
Application number: CN202220892707.8U
Authority: CN
Inventors: 贾青霄; 幸奠军; 王伟; 董志强; 丁慎武; 东野长青; 朱建国; 陈岩; 吴传伟; 韩茂林; 郭鹏
Original assignee: Yankuang Energy Group Co Ltd
Current assignee: Yankuang Energy Group Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-11-15
Anticipated expiration: 2032-04-18

Abstract

The application relates to the technical field of buffering equipment of mine cars, in particular to a buffering and speed reducing device of mine cars. The buffering and decelerating device for the mine car comprises: the damping device comprises a bottom plate fixedly connected to a track, a plurality of damping springs welded along one side of the bottom plate, rubber pads fixedly connected along the other side of a friction plate, and a plurality of elastic elements arranged on the bottom plate; the anti-derailing baffle is welded along the outer side of the track, so that the problems that the mine car is seriously damaged due to high running speed of the mine car, the mine car falls off the track and safety threats are brought to passengers are solved.

Description

Buffering and speed reducing device for mine car

Technical Field

The application relates to the technical field of buffering equipment of mine cars, in particular to a buffering and speed reducing device of mine cars.

Background

The mine car is a narrow-gauge railway transport vehicle used for transporting bulk materials such as coal, ore, waste rocks and the like in mines. When the mine car is discharged from the auxiliary shaft opening cage, the mine car is pushed out of the cradle on the other side by a car pusher used as power, and the mine car automatically moves to a parking lot along the rail due to potential energy after being discharged from the cage because of the height difference between the cradle and the rail at the discharging end and the self gradient of the rail at the discharging end.

However, as the running speed of the tank-discharging mine car is high, the tank-discharging mine car collides with each other, so that the collision damage of the mine car serving as a buffer device is serious, and the phenomenon that the mine car falls off the road and even brings safety threat to the personnel in the mine.

SUMMERY OF THE UTILITY MODEL

The application provides a buffering decelerator of mine car to solve because of the mine car functioning speed is fast, the mine car meets the head and damages seriously, the mine car falls to say, and brings the problem of security threat to the person of covering a car.

The embodiment of the application is realized as follows:

the embodiment of the application provides a mine car buffering decelerator, includes: the damping device comprises a bottom plate fixedly connected to a track, a plurality of damping springs welded along one side of the bottom plate, rubber pads fixedly connected along the other side of a friction plate, and a plurality of elastic elements arranged on the bottom plate; and an anti-derailment baffle plate is welded along the outer side of the track.

In some embodiments, a first stop post is disposed along an interior of the plurality of cushioning springs and a second stop post is disposed along a rear of the plurality of cushioning springs.

In some embodiments, two ends of the friction plate are arc-shaped structures with arc openings facing downwards, two ends of the friction plate are fixedly connected with the rubber pad through screws, and the middle of the friction plate is fixedly connected with the rubber pad through sealant.

In some embodiments, the base plate is fixedly attached to the track by bolts, or flukes.

In some embodiments, the plurality of buffer springs are disposed around the bottom plate.

The beneficial effects of the embodiment of the application include: the running speed of the mine car is reduced by constructing a friction plate; further, by constructing the rubber pad, strong abrasion caused when the friction plate is in contact with the large shaft of the mine car is avoided, and the large shaft of the mine car is protected; further, an anti-derailment baffle is constructed to prevent the mine car from derailing; simultaneously, the buffering decelerator of mine car that this application provided, the installation is simple, low in production cost.

Drawings

To more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

FIG. 1 is a schematic and diagrammatic illustration of the configuration of a bump-down reduction unit for a mining vehicle according to an embodiment of the present application;

FIG. 2 is a schematic illustration of the left perspective view of the buff retarding device for a mining vehicle in accordance with one embodiment of the subject application;

description of the drawings: 1-a track; 2-a bottom plate; 3-a buffer spring; 4-a friction plate; 5-derailing prevention baffle; 6-a first limit upright post; 7-a second limit upright post; 8-rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the product conventionally places when used, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

FIG. 1 shows a schematic and diagrammatic view of a buffering and decelerating device of a mining vehicle according to an embodiment of the invention.

The application provides a mine car buffering decelerator includes: the damping device comprises a bottom plate 2 fixedly connected to a track 1, a plurality of damping springs 3 welded along one side of the bottom plate 2, rubber pads 8 fixedly connected along the other side of a friction plate 4, and tops of the damping springs 3 are welded with one side of the friction plate 4; along the outside of track 1 welding has anticreep rail plate 5.

In some embodiments, the plurality of buffer springs 3 are disposed around the bottom plate 2. In some embodiments, the base plate 2 is fixedly attached to the track 1 by bolts, or flukes.

The bottom plate 2 is arranged in a foundation pit of a track center of the track 1, the bottom plate 2 is fixedly connected to the track 1 through bolts or anchor claws, the upper surface of the bottom plate 2 is connected to the bottoms of the buffer springs 3, the tops of the buffer springs 3 are welded with one side of the friction plate 4, the other side of the friction plate 4 is fixedly connected with the rubber pad 8, the friction plate 4 is in soft contact with a large shaft of the mine car, and strong abrasion and damage to the large shaft of the mine car are avoided; when the mine car runs, the rubber pads 8 and the large shaft of the mine car generate friction force so as to limit the running speed of the mine car; along the outside of the rail 1, an anti-derailing baffle 5 is welded to avoid the derailment of the mine car caused by the upward impact force generated when the mine car contacts the friction plate 4. The number of the buffer springs 3 is usually 4, and the buffer springs are arranged around the bottom plate 2.

It should be noted that: before installing the buffering and speed reducing device of the mine car, the installation position needs to be determined; at the exit, the foundation pit with the specification of 1.2 meters multiplied by 0.5 meters multiplied by 0.3 meters is picked out by taking 1 track center of the track as the center, and a space enough for installing a buffer speed reducer of the tramcar is left below the exit track.

FIG. 2 is a schematic left-side view illustration of a bump-down unit for a mining vehicle according to an embodiment of the present invention.

In some embodiments, a first position-limiting post 6 is disposed along the inside of the plurality of buffer springs 3, and a second position-limiting post 7 is disposed along the rear of the plurality of buffer springs 3. In some embodiments, two ends of the friction plate 4 are arc-shaped structures with downward arc openings, two ends of the friction plate 4 are fixedly connected with the rubber pad 8 through screws, and the middle of the friction plate 4 is fixedly connected with the rubber pad 8 through sealant.

Wherein, a first limit upright post 6 is arranged inside the buffer spring 3, a second limit upright post 7 is arranged at the rear part of the buffer spring 3 towards the running direction of the mine car, and the limit upright post is used for limiting the deformation of the buffer spring 3 and prolonging the service life of the buffer spring 3; the front end and the rear end of the friction plate 4 are provided with arc structures with downward arc openings, so that the tramcar is prevented from being clamped; meanwhile, the arc surfaces at the two ends of the friction plate 4 are fixedly connected with the rubber pad 8 through screws, and the middle part of the friction plate 4 is fixedly connected with the rubber pad 8 through high-strength sealant.

The bottom plate 2 and the derailing prevention baffle 5 are made of steel plates.

In some embodiments, the buffering and decelerating device for the mine car limits the running speed of the mine car through the friction force generated between the wheel big shaft and the friction plate 4 so as to achieve a good speed limiting effect; meanwhile, the derailment of the mine car can be avoided.

Wherein, it spends 160 yuan to purchase buffer spring 3, and it spends 80 yuan to purchase the steel sheet, and it spends 20 yuan to purchase reinforcing bar and rubber pad 8, spends 260 yuan altogether, and the mine car buffering decelerator that this application provided is low in production cost, simple installation.

The friction plate 4 is constructed to reduce the running speed of the mine car; further, by constructing the rubber pad 8, strong abrasion caused when the friction plate 4 is in contact with the large shaft of the mine car is avoided, and the large shaft of the mine car is protected; furthermore, an anti-derailment baffle 5 is constructed to prevent the mine car from derailing; simultaneously, the buffering and speed reducing device for the mine car is simple to install and low in production cost.

Reference throughout this specification to "embodiments," "some embodiments," "one embodiment," or "an embodiment," etc., means that a particular feature, component, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, appearances of the phrases "in various embodiments," "in some embodiments," "in at least one other embodiment," or "in an embodiment," or the like, throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, components, or characteristics may be combined in any suitable manner in one or more embodiments. Thus, without limitation, a particular feature, component, or characteristic illustrated or described in connection with one embodiment may be combined, in whole or in part, with a feature, component, or characteristic of one or more other embodiments. Such modifications and variations are intended to be included within the scope of the present application.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The previous description is only an example of the present application, and is provided to enable any person skilled in the art to understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A buffering and decelerating device for a mine car is characterized by comprising: the damping device comprises a bottom plate (2) fixedly connected to a track (1), wherein a plurality of damping springs (3) are welded along one side of the bottom plate (2), the tops of the damping springs (3) are welded with one side of a friction plate (4), and a rubber pad (8) is fixedly connected along the other side of the friction plate (4); and an anti-derailing baffle plate (5) is welded along the outer side of the track (1).

2. The buffering and decelerating device for mine cars according to claim 1, characterized in that a first limit post (6) is provided along the inside of the plurality of buffering springs (3) and a second limit post (7) is provided along the rear of the plurality of buffering springs (3).

3. The buffering and decelerating device for mine cars according to claim 1, wherein the two ends of the friction plate (4) are arc-shaped with downward arc openings, the two ends of the friction plate (4) are fixedly connected with the rubber pads (8) through screws, and the middle part of the friction plate (4) is fixedly connected with the rubber pads (8) through sealant.

4. A buffer deceleration device for mining cars according to claim 1, characterized in that the base plate (2) is fixedly attached to the track (1) by means of bolts, or flukes.

5. The buffering and decelerating device for mine cars according to claim 1, wherein said plurality of buffering springs (3) are arranged around said bottom plate (2).