CN218716985U

CN218716985U - Mining transportation system

Info

Publication number: CN218716985U
Application number: CN202223171483.0U
Authority: CN
Inventors: 秦博; 袁瑞甫; 李孟卓; 解帅帅; 李辉
Original assignee: Henan University of Technology
Current assignee: Henan University of Technology
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-24
Anticipated expiration: 2032-11-29

Abstract

The application provides a mining conveyor system, in being applied to mining working face, it includes: the cable trough extends along the length direction of the mining working face and is at least provided with a top opening, and supporting faces are formed on two sides of the top opening of the cable trough; the transport trolley comprises a carriage and travelling wheels arranged on two sides of the bottom of the carriage, wherein the travelling wheels are arranged on two sides of the carriage, transverse intervals between the travelling wheels are matched with the opening width of the cable groove, and each travelling wheel is abutted to the supporting surface and can roll on the supporting surface, so that the transport trolley can move along the length extending direction of the cable groove. The application provides a mining transportation system can improve the security that the workman carried the article in the working face by a wide margin, also labour saving and time saving simultaneously can effectively improve handling efficiency.

Description

Mining transportation system

Technical Field

The application belongs to the technical field of mining engineering, and particularly relates to a mining transportation system.

Background

In the underground fully mechanized coal mining face of the coal mine, large-scale equipment such as a hydraulic support, a coal mining machine and a scraper conveyor are arranged, the environment of the face is complex, and the operable space is narrow.

In the coal mining process, equipment, accessories, pipelines and the like of the underground coal mining working face are mainly manually carried to a preset place. Specifically, some coal mine stope face haulage roadways are paved with tracks for transportation, and return air roadways have no transportation system, so that when the face is mined, equipment such as single hydraulic supports used by advance support of the return air roadways can only be manually carried to the return air roadways from the haulage roadways through the face.

Because the working face is internally provided with large-scale equipment such as a hydraulic support, a coal mining machine, a scraper conveyor and the like, and the hydraulic support is arranged on one side of the scraper conveyor, workers can only walk in the interval between the hydraulic support and the scraper conveyor.

The hydraulic support is limited by the height of the top plate, a worker can only bend down to walk through the hydraulic support sometimes, meanwhile, due to the fact that the upper portion of the base of the hydraulic support is smooth, gaps exist among the hydraulic supports, and pushing oil cylinders are arranged on a channel between the hydraulic supports and the scraper conveyor at intervals, the surface of each pushing oil cylinder is wet and smooth, and the worker is easy to step on the hydraulic support when walking.

Therefore, it is extremely difficult to manually carry the hydraulic prop through the passage between the hydraulic support and the scraper conveyor, and the risk factor is high.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a mining transportation system to solve the relatively poor technical problem of manual handling security in the mining working face that exists among the prior art.

In order to achieve the above object, the present application adopts a technical solution that a mining transportation system is provided, which includes:

the cable trough extends along the length direction of the mining working face and is at least provided with a top opening, and supporting faces are formed on two sides of the top opening of the cable trough;

travelling bogie, including the carriage and set up in the walking wheel of carriage bottom both sides is located the carriage both sides horizontal interval between the walking wheel with the open-top width looks adaptation of cable duct, each the walking wheel with the holding surface butt just can roll on the holding surface, thereby makes travelling bogie can follow the length extending direction of cable duct removes.

Optionally, a groove plate is arranged on one side of the cable groove opening, and one of the supporting surfaces is formed at the top of the groove plate; the cable duct opposite side is followed the length direction extension of cable duct is provided with the steel pipe railing, wherein another the holding surface is formed at steel pipe railing top.

Optionally, the road wheels are pulleys.

Optionally, the carriage bottom is provided with two limiting plates, at least one walking wheel rotates and sets up in two between the limiting plate, the height of limiting plate is greater than the diameter of walking wheel, the limiting plate is used for limiting the travelling bogie skew the length extending direction of cable duct.

Optionally, the two sides of the travelling wheel, which are abutted against the top of the groove plate, are respectively provided with the limiting plate, and at least part of the limiting plate is right opposite to the side wall of the groove plate.

Optionally, the front end and the rear end of the carriage are respectively provided with a connecting buckle, and the connecting buckles are used for connecting two adjacent transport trolleys.

Optionally, the carriage is in a groove shape with openings at the front end and the rear end.

Optionally, a fixing device is arranged in the carriage; the fixing device comprises a screw hole arranged at the bottom of the carriage and a hoop arranged in the carriage; the clamp one end with carriage fixed connection, the other end with the screw hole passes through bolted connection.

Optionally, a pushing handle is further rotatably arranged on one side or two sides of the carriage, and the pushing handle can be rotated to be parallel to the length direction or the width direction of the carriage.

The application provides a mining transportation system has following beneficial effect at least:

the transport trolley is erected on the cable trough in the working face, so that the cable trough can be used for the collective placement of the hydraulic support and the cable bundles used by the scraper conveyor in the working face and can also be used as a running track of the transport trolley. When the workpiece needs to be transported in the working face, the workpiece to be transported is placed on the transport trolley, and the worker pushes the transport trolley to slide along the supporting face of the cable trough when walking between the hydraulic support and the scraper conveyor.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiments or the prior art description will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings may be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic illustration of a mine conveyor system in a position for placement in a work surface in some embodiments of the present application;

FIG. 2 is a perspective view of a mining transportation system in accordance with some embodiments of the present application;

FIG. 3 is a perspective view of a transport cart according to some embodiments of the present application;

FIG. 4 is a cross-sectional view of a transport cart taken along a horizontal direction according to some embodiments of the present application;

FIG. 5 is a width-wise cross-sectional view of a transport cart according to some embodiments of the present disclosure;

FIG. 6 is a cross-sectional view of a transport cart taken along its length according to some embodiments of the present disclosure;

FIG. 7 is a perspective view of two transport carts coupled in tandem according to some embodiments of the present application.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments.

It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element.

When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 7 together, a mining transportation system according to an embodiment of the present application will be described.

Referring to fig. 1, the mining transportation system of the present application is configured to be disposed in a working surface. More specifically, the mining conveyor system is disposed in the gap between the face conveyor 300 and the hydraulic mount 400.

Referring to fig. 1 to 3, the mining transportation system of the present application includes a cable trough 100 and a transportation trolley 200.

Specifically, the cable trough 100 is erected in the gap between the flight conveyor 300 and the hydraulic bracket 400. The cable trough 100 is used for collective placement of the respective cable bundles of the face conveyor 300 and the hydraulic mount 400. Further, the cable trough 100 is at least provided with an open top, and thus, a supporting surface 101 for supporting the transportation cart 200 is formed on each of both sides of the open top of the cable trough 100.

Therefore, on one hand, the arrangement of the cable trough 100 can ensure that the cable bundles of each device in the working surface can be arranged in an orderly manner, so that the neatness in the working surface is improved, and the safety problem caused by disorder of the cable bundles is avoided; on the other hand, the cable trough 100 is also provided with a running rail for the transportation cart 200.

The transportation cart 200 includes a carriage 210 and traveling wheels 220 disposed on both sides of the bottom of the carriage 210. It will be appreciated that at least one road wheel 220 is provided on the same side of the bottom of the car 210. For example, two traveling wheels 220 are respectively arranged on two sides of the bottom of the carriage 210; or, one walking wheel 220 is arranged at one side of the bottom of the carriage 210, and two walking wheels 220 are arranged at the other side of the bottom of the carriage 210; or, two traveling wheels 220 are arranged on both sides of the bottom of the carriage 210. The road wheels 220 abut the supporting surface 101, so that the supporting surface 101 is the running track of the road wheels 220.

Specifically, when a workpiece needs to be transported in a working surface, the transportation trolley 200 is placed on the cable trough 100, the walking wheels 220 are respectively abutted to the supporting surface 101, then the workpiece to be transported is placed in the carriage 210, and when a worker walks between the hydraulic support 400 and the scraper conveyor 300, the worker pushes the transportation trolley 200 to move along the supporting surface 101; the trolley 200 can be placed on the support surface 101 or moved away from the support surface 101 when the trolley 200 is not needed.

So, compare traditional artifical transport mode in the working face, this application adopts aforementioned mining conveyor system, even narrow at the walking passageway, the passageway height is restricted, and be provided with under the condition of wet and smooth lapse hydro-cylinder between hydraulic support 400 and scraper conveyor 300, because the workman does not have a heavy burden when walking the passageway between hydraulic support 400 and scraper conveyor 300, and only bow to promote the travelling bogie 200 to remove can, consequently, the possibility greatly reduced that the workman stepped on the empty slide to improve the operation security of workman's transport article in the working face by a wide margin, also labour saving and time saving simultaneously, can effectively improve handling efficiency.

It will be appreciated that, with reference to fig. 2, in some embodiments of the present application, the cable tray 100 is provided with a tray plate 110 on the open side thereof, wherein a support surface 101 is formed on the top of the tray plate 110; the other side of the cable trough 100 is provided with a steel pipe rail 120 extending along the length direction of the cable trough 100, wherein another supporting surface 101 is formed on the steel pipe top rail. Specifically, the groove plate 110 is disposed on a side of the cable groove 100 near the flight conveyor 300.

The cable trough 100 is arranged in such a way, the trough plate 110 is arranged on one side of the cable trough, which is close to the scraper conveyor 300, and the steel pipe railings 120 are arranged on the other side of the cable trough, so that a worker can conveniently perform wiring operation on a cable bundle in a channel between the hydraulic support 400 and the scraper conveyor 300, and the cable bundle can be prevented from being too close to the scraper conveyor 300, so that the cable bundle is in contact with a scraper chain of the scraper conveyor 300 and the abrasion damage caused by the contact, and the power supply safety is improved.

Further, referring to fig. 4 and 5, in some embodiments of the present application, the road wheels 220 are pulleys. Because the pulley demand is great in the mine, walking wheel 220 is the pulley, can reduce travelling bogie 200's use cost, also can make things convenient for travelling bogie 200's dismouting to maintain.

Further, referring to fig. 3, 5 and 6, in some embodiments of the present application, two limiting plates 230 are disposed at the bottom of the car 210, at least one road wheel 220 is rotatably disposed between the two limiting plates 230, the height of the limiting plate 230 is greater than the diameter of the road wheel 220, and the limiting plate 230 is used for limiting the deviation of the transportation vehicle 200 from the length extension direction of the cable trough 100.

By providing the limit plate 230, and the height of the limit plate 230 is greater than the diameter of the road wheel 220, when the transportation trolley 200 is placed on the supporting surface 101 of the cable trough 100, at least a portion of the limit plate 230 is directly opposite to the side wall of the trough plate 110 of the cable trough 100 or the side portion of the steel pipe rail 120, that is, the limit plate 230 can prevent a rollover accident caused by the transportation trolley 200 deviating from the supporting surface 101 when moving on the supporting surface 101.

Specifically, the two limiting plates 230 may be respectively disposed on the sides of the walking wheels 220 on the two sides of the bottom of the carriage 210, or may be respectively disposed on the sides of the walking wheels 220 on the two sides of the bottom of the carriage 210, which are close to each other, or the two limiting plates 230 may be disposed on the opposite sides of the same walking wheels 220.

For example, referring to fig. 3, 5 and 6, in some embodiments of the present application, two limit plates 230 are respectively disposed at both sides of the travel wheel 220 abutting on the top of the slot plate 110, and at least portions of the limit plates 230 are directly opposite to the sidewalls of the slot plate 110. Thus, when the transportation trolley 200 deviates in the moving process along the supporting surface 101, the limiting plate 230 abuts against the trough plate 110 so as to limit the walking wheel 220 of the transportation trolley 200 to be separated from the supporting surface 101, and thus, a rollover accident can be avoided.

It will be appreciated that, with reference to fig. 3 to 7, in some embodiments of the present application, a connecting buckle 240 is provided at each of the front and rear ends of the car 210, and the connecting buckle 240 is used for connecting two adjacent transport carriages 200.

Specifically, the connection button 240 is annular, so that a through hole for the insertion pin to pass through can be formed on the connection button 240; meanwhile, it should be noted that the connecting buckles 240 at the front and rear ends of the same compartment 210 are arranged in a staggered manner. Thus, when two or more transport trolleys 200 need to be connected in series into a whole, when two adjacent transport trolleys 200 move on the supporting surface 101 until the axes of the through holes of the two connecting buckles 240 coincide, the plug pins are inserted into the two connecting buckles 240 opposite to the two transport trolleys 200, and the serial connection of the transport trolleys 200 can be realized.

It will be appreciated that, with reference to figures 3, 5 and 7, in some embodiments of the present application, the car 210 is trough-shaped with openings at the front and rear ends. The carriage 210 is arranged in such a way that when a long-strip-shaped workpiece (such as the single hydraulic prop 500) needs to be transported, two ends of the workpiece can be respectively placed on the two transport trolleys 200, and then the two ends of the workpiece are respectively and fixedly connected with the carriage 210. Thus, the transportation trolley 200 has a wider application range and can transport more types of workpieces.

Further, on the basis of the arrangement of the carriage 210, the openings at the front and rear ends of the carriage 210 are detachably provided with baffle plates (not shown in the figure), so that when fine workpieces are conveyed, the baffle plates can be arranged at the openings at the front and rear ends of the carriage 210, thereby preventing the workpieces from sliding off the carriage 210 during the movement of the transportation trolley 200.

Further, referring to fig. 3 to 5, in some embodiments of the present application, a fixing device is provided in the car 210; the fixing device includes a screw hole provided at the bottom of the car 210 and a yoke 250 provided in the car 210; one end of the clamp 250 is fixedly connected with the carriage 210, and the other end is connected with the screw hole through a bolt. The carriage 210 is arranged in such a way that when a long columnar workpiece (such as the single hydraulic prop 500) is transported, the workpiece can be fixed on the carriage 210 through the clamp 250, so that the workpiece can be prevented from sliding and rolling during transportation.

Further, referring to fig. 3, 5 and 7, in addition to the above embodiments, a pushing handle 260 is further rotatably disposed on one side or both sides of the car 210, and the pushing handle 260 can be rotated to be parallel to the length direction or the width direction of the car 210.

Therefore, when the trolley needs to be pushed to move along the supporting surface 101, the pushing handle 260 can be rotated to be parallel to the width direction of the transport trolley 200, so that a worker can conveniently push the trolley; when the transporting trolley 200 does not need to be transported, if the transporting trolley 200 is still placed on the supporting surface 101, the pushing handle 260 can be rotated to be parallel to the length direction of the transporting trolley 200, so that the occupation of a narrow space in a working surface is avoided, and the walking of workers is facilitated.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A mining transportation system for use in a mining face, comprising:

2. The mining transportation system of claim 1, wherein: a groove plate is arranged on one side of the opening of the cable groove, and one supporting surface is formed at the top of the groove plate; the cable duct opposite side is followed the length direction extension of cable duct is provided with the steel pipe railing, wherein another the holding surface is formed at steel pipe railing top.

3. The mining transportation system of claim 2, wherein: the walking wheels are pulleys.

4. A mining transportation system as claimed in claim 2 or claim 3, wherein: the carriage bottom is provided with two limiting plates, at least one the walking wheel rotates and sets up in two between the limiting plate, the height of limiting plate is greater than the diameter of walking wheel, the limiting plate is used for restricting the travelling bogie skew the length extending direction of cable duct.

5. The mining transportation system of claim 4, wherein: the two sides of the travelling wheel, which are abutted against the top of the groove plate, are respectively provided with the limiting plates, and at least part of each limiting plate is just opposite to the side wall of the groove plate.

6. The mining transportation system of claim 1, wherein: and the front end and the rear end of the carriage are respectively provided with a connecting buckle which is used for connecting two adjacent transport trolleys.

7. The mining transportation system of claim 6, wherein: the carriage is in a groove shape with openings at the front end and the rear end.

8. The mining transportation system of claim 1 or 6, characterized by: a fixing device is arranged in the carriage; the fixing device comprises a screw hole arranged at the bottom of the carriage and a clamp arranged in the carriage; the clamp one end with carriage fixed connection, the other end with the screw hole passes through bolted connection.

9. The mining transportation system of claim 1, wherein: and one or two sides of the carriage are also rotatably provided with pushing handles, and the pushing handles can be rotated to be parallel to the length direction or the width direction of the carriage.