CN116374536A

CN116374536A - Mine skip conveying system

Info

Publication number: CN116374536A
Application number: CN202310653430.2A
Authority: CN
Inventors: 母昌平; 马麟
Original assignee: SICHUAN METALLURGICAL DESIGN & RESEARCH INSTITUTE
Current assignee: SICHUAN METALLURGICAL DESIGN & RESEARCH INSTITUTE
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-07-04
Anticipated expiration: 2043-06-05
Also published as: CN116374536B

Abstract

The invention provides a mine skip conveying system, which belongs to the technical field of conveying devices, and comprises: lifting rail, transfer rail, skip and transfer frame. The two sides of the transfer frame are provided with support columns, and the tops of the support columns are provided with clamping grooves. The two sides of the skip are provided with connecting shafts for being connected with the clamping grooves, and the skip swings around the connecting shafts. The lifting rail comprises a lifting rail and a declining rail, wherein the arc rail at the joint of the lifting rail and the declining rail is arched upwards, and the tail end of the declining rail is declined downwards. The transfer track comprises two parallel monorails, two support columns are positioned between the two monorails in a projection view of a horizontal plane, a through groove is formed in one side of each monorail, which is opposite to the monorail, and the through groove is positioned above the circular arc track. The skip and the transfer frame are designed into a split structure, the skip is driven by the transfer rail to carry and complete unloading work, and the transfer frame can continue to load in the next round, so that the conveying efficiency is improved.

Description

Mine skip conveying system

Technical Field

The invention belongs to the technical field of conveying devices, and particularly relates to a mine skip conveying system.

Background

The mine skip is mainly used for conveying ores in a mine to the ground, as the skip hoist disclosed in the patent with the application number of 201410748123.3 is disclosed, the mine skip comprises a rail trestle, a traction rope and a skip, the skip is arranged on a rail in a sliding manner, and then the skip is controlled to move by a traction device, but the structure design comprises the technical scheme of the existing patent, the skip hoist can return the ores in the next batch to the mine again after all materials in the skip are poured out, and the conveying efficiency is low.

Disclosure of Invention

In order to solve the defects in the prior art, the invention provides a mine skip conveying system, which adopts a skip and a transfer frame as a split structure design, and utilizes a transfer rail to drive the skip to convey and complete unloading work, and the transfer frame can continue the next round of loading, so that the conveying efficiency is improved.

In order to achieve the object of the invention, the following scheme is adopted:

a mine skip conveyor system comprising: the lifting rail is arranged in the mine, the transferring rail is arranged on the ground, and the lifting rail further comprises a skip and a transferring frame.

The transfer frame is arranged on the lifting track in a sliding manner and controlled by the traction rope, support columns are arranged on two sides of the transfer frame, and clamping grooves are formed in the tops of the two support columns.

The both sides of skip all are equipped with the connecting axle, and the middle section of connecting axle is used for being connected with the draw-in groove, and the skip swings around the connecting axle and sets up.

The lifting rail comprises a lifting rail and a declining rail connected with the tail end of the lifting rail, the arc rail at the joint of the lifting rail and the declining rail is arched upwards, and the tail end of the declining rail is declined downwards.

The transfer track comprises two parallel monorails, two support columns are positioned between the two monorails in a projection view of a horizontal plane, a penetrating groove is formed in one opposite side of each monorail, the penetrating groove is positioned above the circular arc track, when the transfer frame ascends to the top of the circular arc track, the connecting shaft upwards penetrates the penetrating groove, and when the transfer frame is positioned at the top of the circular arc track, the tail end of the connecting shaft is supported on the monorails on two sides.

The invention has the beneficial effects that:

(1) The skip adopts split type design with transferring the frame, transfer the in-process that the frame removed on the lifting rail can realize with the skip autosegregation to transfer the track with the skip on, skip accessible transfer track continues to carry and accomplish the work of unloading, and transfer the frame then accessible lifting rail returns to in the mine and continues next round loading, thereby improves the utilization ratio of transferring the frame and lifting rail, improves conveying efficiency then.

(2) Through setting up telescopic link and turnover plate and setting up single track into annular structure for the skip can circulate on single track, and drive the removal of turnover plate and telescopic link through transferring the frame, with realizing skip and transferring the frame automatic combination, make the system have higher degree of automation, help further improvement production efficiency.

Drawings

The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the invention.

Fig. 1 shows a schematic overall structure of a preferred embodiment of the present application.

Fig. 2 shows a partial enlarged view at a in fig. 1.

Fig. 3 shows a partial enlarged view at B in fig. 1.

Fig. 4 shows a structural view of the telescopic rod, the roll-over plate, the locking block and the through slot.

Figure 5 shows an overall schematic of the present application with a transfer rack receiving an empty skip.

Fig. 6 shows a partial enlarged view at C in fig. 5.

Figure 7 shows a structural view of the skip and the transfer frame.

The marks in the figure: the device comprises a skip bucket-1, a connecting shaft-11, a limiting block-111, a bearing-12, a transfer frame-2, a supporting column-21, a clamping groove-22, a clamping block-23, a semicircular groove-231, a limiting groove-232, an ascending track-31, a descending track-32, an arc track-33, a monorail-41, a penetrating groove-411, a supporting step-412, a T-shaped groove-413, a rectangular groove-414, a telescopic rod-42, a turnover plate-43, a poking piece-431, a spring-44, a locking piece-45, a guide plate-451, an inclined plane-452, a horizontal groove-453 and an elastic piece-46.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, but the described embodiments of the present invention are some, but not all embodiments of the present invention.

As shown in fig. 1 and 5, a mine skip conveying system includes: the lifting rail arranged in the mine shaft and the transferring rail arranged on the ground further comprise a skip 1 and a transferring frame 2.

Specifically, as shown in fig. 1, 5 and 7, the transferring frame 2 is slidably disposed on the lifting rail and controlled by a traction rope, two sides of the transferring frame 2 are provided with supporting columns 21, the tops of the two supporting columns 21 are provided with clamping grooves 22, the clamping grooves 22 are in a U-shaped structure or a rectangular structure and are used for preventing connectors disposed in the two supporting columns from falling off, and the supporting columns 21 are respectively disposed at two sides of the lifting rail.

Specifically, as shown in fig. 7, connecting shafts 11 are arranged on two sides of the skip 1, the middle section of each connecting shaft 11 is used for being connected with a clamping groove 22, and the skip 1 swings around the connecting shafts 11, so that the skip 1 automatically keeps horizontal under the action of gravity, and more ores can be contained in the skip 1;

as shown in fig. 1, the lifting rail includes a lifting rail 31 and a declining rail 32 connected to the end of the lifting rail 31, wherein the lifting rail 31 and the declining rail 32 are connected by an arc rail 33 so that the transfer rack 2 can smoothly pass through, the arc rail 33 arches upwards, so that the arc vertex of the arc rail 33 is the highest point of the lifting rail, and the end of the declining rail 32 is declined downwards.

As shown in fig. 1, 2 and 4, the transfer track includes two parallel monorails 41, the width of the two support columns 21 is smaller than the width of the two monorails 41, that is, the two support columns 21 are located between the two monorails 41 in a horizontal plane projection view, a through slot 411 is formed on opposite sides of the monorails 41, and the through slot 411 is located above the circular arc track 33, when the transfer frame 2 climbs towards the vertex of the circular arc track 33, the connecting shaft 11 passes through the through slot 411 upwards, when the transfer frame 2 is located at the vertex of the circular arc track 33, the tail end of the connecting shaft 11 supports the monorails 41 on both sides, because the tail end of the declining track 32 is declined, when the transfer frame 2 moves to the tail end of the declining track 32, the clamping slot 22 is separated from the connecting shaft 11, the skip 1 can continue to convey and complete the unloading work through the transfer frame, and the transfer frame 2 can return to the mine through the lifting track to continue the next round of loading, thereby improving the utilization rate of the transfer frame 2 and the lifting track, and further improving the conveying efficiency.

Preferably, as shown in fig. 1 and 5, the two monorails 41 are of an annular structure with inner and outer circles, so that the empty skip 1 after unloading automatically returns to the position of the through slot 411, the transfer frame 2 can be combined with the empty skip 1 in the through slot 411 when returning to a mine through the circular arc track 33, the skip 1 is rotated, the automatic combination of the skip 1 and the transfer frame 2 is realized, the working procedure of manually installing the skip 1 is reduced, the production efficiency is further improved, the working content of workers is reduced, meanwhile, the monorails 41 are of an annular structure, more unloading points can be arranged along the track of the monorails 41, the unloading station is increased, and the unloading efficiency is further improved.

Preferably, as shown in fig. 4 and 6, the single rail 41 is provided with a telescopic rod 42 movably arranged along a length direction, the telescopic rod 42 is parallel to the length direction of the through slots 411, the front end of the telescopic rod 42 faces the conveying direction of the single rail 41, the front end of the telescopic rod 42 is hinged with an upward turning plate 43, the top surface of one end of the through slots 411, which is positioned in the conveying direction of the single rail 41, is provided with a supporting step 412, when the telescopic rod 42 is in place, the front end of the turning plate 43 is supported on the supporting step 412, at the moment, the top surfaces of the turning plate 43 are level with the top surfaces of the telescopic rod 42 and the single rail 41 so as to facilitate the movement of the skip 1, one side of the front end of the turning plate 43 is provided with a shifting piece 431, the shifting piece 431 faces the middle of the two single rails 41, and the transferring frame 2 is used for shifting the shifting piece 431 together with the telescopic rod 42 to the opposite conveying direction of the single rail 41 through the supporting column 21 in the returning process so as to open the through slots 411, thereby facilitating the combination of the empty skip 1 and the transferring frame 2; in the process of climbing the transfer frame 2 to the top of the circular arc track 33, the connecting shaft 11 pushes the turnover plate 43 to turn upwards so as to avoid the connecting shaft 11, after the connecting shaft 11 is supported on the monorail 41, the turnover plate 43 can automatically fall under the action of gravity, or a torsion spring can be arranged to drive the turnover plate 43 to reset quickly, the front end of the turnover plate 43 is combined with the supporting step 412 again so as to enable the top surface of the monorail 41 to be restored to be flat, the skip bucket 1 on the monorail 41 can be prevented from falling from the through groove 411, the safety of the skip bucket 1 during transfer is improved, and in the process of climbing the transfer frame 2 to the top of the circular arc track 33, the turnover plate 43 generates downward pressure to the connecting shaft 11 so as to avoid the falling off of the connecting shaft 11 from the clamping groove 22 during transportation vibration, and the downward pressure generated by the connecting shaft 11 can be formed by self gravity or generated by the torsion spring arranged at the hinge joint of the telescopic rod 42; in the process that the transfer frame 2 moves from the tail end of the declining track 32 to the circular arc track 33, the support column 21 dials the poking piece 431, the poking piece 431 drives the overturning plate 43 and the telescopic rod 42 to move in the opposite conveying direction to the single rail 41 together so as to open the through groove 411, when the transfer frame 2 moves to a preset position, the edge of the clamping groove 22 is communicated with the top surface of the overturning plate 43, at the moment, the skip 1 on the single rail 41 can smoothly slide into the clamping groove 22, when the transfer frame 2 continues to move to the preset position in a mine, the support column 21 is separated from the poking piece 431, the telescopic rod 42 drives the overturning plate 43 to automatically reset, so that the front end of the overturning plate 43 is combined with the supporting step 412 again, and the purpose of automatically combining the empty skip 1 with the transfer frame 2 is realized through the structural design, so that the automatic formation degree and the production efficiency of a conveying system are further improved.

Preferably, as shown in fig. 4 to 6, a locking piece 45 is correspondingly arranged at the opposite side of the monorail 41 through the rear end of the through slot 411, a guide plate 451 is arranged at the tail end of the locking piece 45, the guide plate 451 is positioned outside the monorail 41, an elastic piece 46 is arranged between the guide plate 451 and the monorail 41, when the elastic piece 46 is in a natural state, the locking piece 45 is positioned above the overturning plate 43 to form a blocking structure, the connecting shaft 11 of the skip 1 is blocked so as to prevent the empty skip 1 after unloading from moving above the overturning plate 43, thereby affecting the ascending transfer of the skip 1 loaded with coal, and when the front end of the overturning plate 43 is combined with the supporting step 412, the hinge joint of the telescopic rod 42 and the overturning plate 43 is positioned in the through slot 411 so as to prevent the locking piece 45 from blocking the overturning plate 43 from overturning upwards. The deflector 451 has inclined plane 452, inclined plane 452 orientation monorail 41 side and direction of delivery direction's contained angle, when the support column 21 stirred plectrum 431 and moved to the preset position, the tip and the inclined plane 452 sliding contact of plectrum 431, be used for driving the locking piece 45 to the outside removal of monorail 41, so that locking piece 45 removes from the top surface of upset board 43, empty skip 1 alright smoothly pass through from the top surface of upset board 43, and be connected with transfer frame 2, after telescopic link 42 resets, under the effect of elastic component 46, locking piece 45 will remove to upset board 43 top again, form the structure of blockking again, the plectrum 431 has also relieved the structure of blockking of locking piece 45 when driving upset board 43 to open through slot 411, the effectual structural design of simplifying the system, and form the interlocking linkage, the safety in utilization of system has been improved.

Further preferably, as shown in fig. 6, a horizontal groove 453 is formed on the inclined surface 452 and is used for connecting with the pulling piece 431, so as to prevent the support column 21 from turning upwards when pushing the pulling piece 431, the front end of the turning plate 43 is suspended in the through groove 411, and the horizontal groove 453 can form a supporting effect on the turning plate 43 through the pulling piece 431, so that the structural stability of the turning plate 43 is improved, and deformation of the turning plate is avoided.

Preferably, as shown in fig. 4, the section of the telescopic rod 42 is in a T-shaped structure, and the top surface of the monorail 41 is provided with a T-shaped groove 413 for installing the telescopic rod 42, so that the structure not only can effectively ensure the installation stability of the telescopic rod 42, but also can reduce the occupation of the width of the top surface of the monorail 41 while ensuring the structural strength of the telescopic rod 42, and when the end part of the connecting shaft 11 is matched with the monorail 41 in a rolling way through the roller, the roller is prevented from sinking into the T-shaped groove 413.

Preferably, as shown in fig. 4, the top surface of the monorail 41 is provided with a mounting groove for providing the telescopic rod 42, and a spring 44 is provided between the end of the telescopic rod 42 and the end of the mounting groove for restoring the telescopic rod 42 to its original position.

Preferably, as shown in fig. 4 and 7, the end of the connecting shaft 11 is provided with a bearing 12, the top surface of the monorail 41 is provided with a rectangular groove 414 along the conveying track for connecting the bearing 12, and the structural design can not only reduce friction between the connecting shaft 11 and the monorail 41 to enable the skip 1 to move on the monorail 41 more smoothly, but also limit the skip 1 by utilizing the cooperation between the bearing 12 and the rectangular groove 414, so that the skip 1 is prevented from falling.

Preferably, as shown in fig. 7, the bottom of the clamping groove 22 is in a semicircle structure, a clamping block 23 is embedded in the side wall of the supporting column 21, the outer part of the clamping block 23 is in a cylinder structure and is coaxial with the semicircle at the bottom of the clamping groove 22, a semicircle groove 231 is formed at the top of the clamping block 23 and is used for clamping the connecting shaft 11, the semicircle groove 231 is coaxial with the clamping block 23, a limit groove 232 is formed at the bottom of the semicircle groove 231, a limit block 111 matched with the limit groove 232 is arranged at the bottom of the connecting shaft 11, when the skip 1 swings around the connecting shaft 11, the clamping block 23 swings together, as shown in fig. 1 and 3, when the supporting column 21 is in an inclined state, the skip 1 swings around the axis relatively to keep a horizontal state, at the moment, one side of the clamping block 23 is located in the clamping groove 22 to form a block for the connecting shaft 11, the connecting shaft 11 is prevented from falling off from the clamping groove 22 due to vibration or impact in the transportation process, stability and safety in the process of the moving up the skip 1 on the track 31 are improved, meanwhile, the limit block 111 also plays a role in rib plate in the process of the lifting structure of the connecting shaft 11 is improved, and the structural strength of the connecting shaft 11 is improved.

The foregoing description of the preferred embodiments of the invention is merely exemplary and is not intended to be exhaustive or limiting of the invention. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.

Claims

1. A mine skip conveyor system comprising: the lifting track is arranged in the mine and the transferring track is arranged on the ground, and is characterized by further comprising a skip (1) and a transferring frame (2);

the transfer frame (2) is arranged on the lifting track in a sliding manner and is controlled by a traction rope, support columns (21) are arranged on two sides of the transfer frame (2), and clamping grooves (22) are formed in the tops of the two support columns (21);

the two sides of the skip (1) are provided with connecting shafts (11), the middle section of each connecting shaft (11) is used for being connected with the corresponding clamping groove (22), and the skip (1) is arranged in a swinging mode around the connecting shafts (11);

the lifting rail comprises a lifting rail (31) and a declining rail (32) connected with the tail end of the lifting rail (31), an arc rail (33) formed at the joint of the lifting rail (31) and the declining rail (32) is arched upwards, and the tail end of the declining rail (32) is declined downwards;

the transfer track includes two parallel arrangement's monorail (41), and two support column (21) are located between two monorail (41) on the projection view of horizontal plane, and run through groove (411) have all been seted up to the opposite one side of monorail (41), and run through groove (411) are located the top of circular arc track (33), when transfer frame (2) climbs to the summit of circular arc track (33), connecting axle (11) upwards pass through run through groove (411), when transfer frame (2) are located the summit of circular arc track (33), the end of connecting axle (11) supports in monorail (41) of both sides.

2. A mine skip conveyor system as in claim 1 wherein the two monorails (41) are of annular configuration with inner and outer races.

3. The mine skip conveying system according to claim 2, wherein the single rail (41) is provided with a telescopic rod (42) which is movably arranged along the length direction, the telescopic rod (42) is parallel to the length direction of the through groove (411), the front end of the telescopic rod (42) is hinged with a turnover plate (43), one end top surface of the through groove (411) in the conveying direction of the single rail (41) is provided with a supporting step (412), when the telescopic rod (42) is in place, the front end of the turnover plate (43) is supported on the supporting step (412), at the moment, the top surface of the turnover plate (43) is flush with the top surfaces of the telescopic rod (42) and the single rail (41), one side of the front end of the turnover plate (43) is provided with a poking piece (431), and the transferring frame (2) pokes the poking piece (431) through the supporting column (21) to enable the turnover plate (43) to move towards one end opposite to the conveying direction of the single rail (41) together.

4. A mine skip conveying system as claimed in claim 3, characterized in that the opposite side of the monorail (41) is provided with a lock block (45) in a penetrating manner corresponding to the rear end of the penetrating groove (411), the tail end of the lock block (45) is provided with a guide plate (451), the guide plate (451) is located outside the monorail (41), an elastic piece (46) is arranged between the guide plate (451) and the monorail (41), the lock block (45) is located above the turnover plate (43) when the elastic piece (46) is in a natural state, the guide plate (451) is provided with an inclined surface (452), the inclined surface (452) faces the direction of an included angle between the side surface of the monorail (41) and the conveying direction, and when the support column (21) dials the shift block (431) to a preset position, the end part of the shift block (431) is in sliding contact with the inclined surface (452) for driving the lock block (45) to move outside the monorail (41) so that the lock block (45) is removed from the top surface of the turnover plate (43).

5. The mine skip conveyor system of claim 4, wherein the inclined surface (452) is provided with a horizontal slot (453) for connecting the pulling piece (431).

6. A mine skip conveyor system as in claim 1 wherein the telescoping rod (42) is of T-shaped cross section, and the top surface of the monorail (41) is provided with a T-shaped slot (413) for mounting the telescoping rod (42).

7. A mine skip conveyor system as in claim 1 wherein the top surface of the monorail (41) is provided with a mounting groove for the telescoping rod (42), and a spring (44) is provided between the end of the telescoping rod (42) and the end of the mounting groove for returning the telescoping rod (42) to its original position.

8. A mine skip conveying system as claimed in claim 1, characterized in that the ends of the connecting shafts (11) are provided with bearings (12), and the top surface of the monorail (41) is provided with rectangular grooves (414) along the conveying track for connecting the bearings (12).

9. The mine skip conveying system according to claim 1, wherein the bottom of the clamping groove (22) is of a semicircular structure, a clamping block (23) is embedded in the side wall of the supporting column (21), the outer portion of the clamping block (23) is of a cylindrical structure and is coaxial with a semicircle at the bottom of the clamping groove (22), a semicircular groove (231) is formed in the top of the clamping block (23) and used for clamping the connecting shaft (11), the semicircular groove (231) is coaxial with the clamping block (23), a limiting groove (232) is formed in the bottom of the semicircular groove (231), and a limiting block (111) matched with the limiting groove (232) is arranged at the bottom of the connecting shaft (11).