CN214689516U

CN214689516U - Mine machine is arrester for electric conveyer with urgent braking function

Info

Publication number: CN214689516U
Application number: CN202121031727.8U
Authority: CN
Inventors: 王小龙; 李强
Original assignee: Tongling Chemical Group Xinqiao Mining Co ltd
Current assignee: Tongling Chemical Group Xinqiao Mining Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-12
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a mine machine is arrester for electric conveyer with urgent braking function relates to mining machinery technical field, including carriage, locking mechanism and buffer gear, the bottom in carriage is provided with four support columns, the inside bottom of support column is provided with back shaft, one the both ends of back shaft are provided with from the driving wheel. The utility model discloses a set up the connecting ring piece, the rack board, the fixture block, the carriage release lever, the gear, spacing spring and stopper, realize meetting the hawser fracture back, the hawser loses the ascending pulling force of go-between piece, thereby make the carriage release lever along the outer wall downstream of spacing axle under spacing spring's spring action, thereby drive the stopper downstream, the spacing locking of counter gear, thereby realize that the back shaft drives the locking of braked wheel and stop, meanwhile, the connecting axle drives the fixture block downstream, the bottom block of fixture block is fixed and is further realized stopping the urgent system in carriage at the outer wall of rack board, avoid taking place the incident.

Description

Mine machine is arrester for electric conveyer with urgent braking function

Technical Field

The utility model relates to a mining machinery technical field specifically is a mine machine is arrester for electric conveyer with promptly braking function.

Background

The mine car is a narrow-gauge railway transport vehicle for transporting bulk materials such as coal, ore, waste rock and the like in a mine, generally needs to be dragged by a locomotive or a winch, is dragged by the locomotive or a winch, and is a vehicle for transporting coal, waste rock, equipment and personnel.

According to the Chinese patent number: CN211075901U discloses a tramcar arrester for mining machines, which comprises a track for mine cars to slide, a winch is fixed at the upper end of the track, a steel wire rope connected with the mine cars is fixed at the end part of the winch, a bottom plate is arranged at the lower side of the track, a storage pipe is fixed on the upper side wall of the bottom plate, a resisting rod is inserted at the upper end of the storage pipe, the upper end of the resisting rod is contacted with the outer wall of the steel wire rope, a telescopic spring is fixed between the lower end of the resisting rod and the inner bottom wall of the storage pipe, a connecting rod is fixed on the lower side wall of the track, a gear positioned at one side of the resisting rod is installed at the end part of the connecting rod, a plurality of resisting plates are inserted on the track, and a through groove is arranged on each resisting plate, the utility model discloses a tramcar arrester for mining machines extends out of the track when the steel wire rope breaks, limits the tramcar on the track to prevent the tramcar from continuously sliding down, the safety accidents are avoided.

However, the above-mentioned patent publication needs to embed the equipment in the bottom of the track, and has a complex structure, wastes time and energy, and is costly, and cannot buffer the collision, and is easy to cause injury to the personnel in the transport vehicle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of high cost and incapability of buffering collision, the arrester for the mining machine electric conveyor with the emergency braking function is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a stopper with an emergency braking function for a mining machine electric conveyor comprises a carriage, a locking mechanism and a buffer mechanism, wherein four supporting columns are arranged at the bottom end of the carriage, supporting shafts are arranged at the bottom ends inside the supporting columns, driven wheels are arranged at two ends of one supporting shaft, brake wheels are arranged at two ends of the other supporting shaft, and rails are arranged at the bottom ends of the driven wheels and the brake wheels;

the locking mechanism comprises two connecting rods and two other connecting rods, the connecting rods are located between the outer walls of the supporting columns, the connecting seats are arranged on one sides of the outer walls of the supporting columns, limiting shafts are arranged inside the connecting seats, the outer walls of the limiting shafts are connected with moving rods, limiting springs are arranged on the top ends, located on the moving rods, of the outer walls of the limiting shafts, connecting ring blocks are arranged on the top ends of the moving rods, cables are arranged inside the connecting ring blocks, limiting blocks are arranged below the bottom ends, located on the connecting ring blocks, of the moving rods, and gears are arranged below the limiting blocks, located on the outer walls of the supporting shafts.

As a further aspect of the present invention: buffer gear is including the dead lever that is located the outer wall of carriage release lever, one orbital outer wall one side is provided with the rack board, the inside top that is located the rack board of carriage release lever is provided with the connecting axle, the one end of connecting axle is provided with the fixture block, the other end of connecting axle is provided with the ring piece, the outer wall of ring piece is provided with the buffer tube, one side that the outer wall of connecting axle is located the buffer tube is provided with buffer spring No. one, the inside that the outer wall of connecting axle is located the spring groove is provided with buffer spring No. two, the inside of buffer tube is provided with the spring groove.

As a further aspect of the present invention: the outer wall of the ring block is matched with the inner wall of the spring groove, a circular groove matched with the outer wall of the connecting shaft is formed in the fixed rod, and the bottom end of the clamping block is meshed with the outer wall of the rack plate.

As a further aspect of the present invention: one end of the cable is fixedly connected with the connecting rod, the other end of the cable is rotatably connected with an external winch, and the height of the connecting rod is lower than that of the moving rod.

As a further aspect of the present invention: the inner wall of the gear is fixedly connected with the outer wall of the supporting shaft, and one ends of the outer walls of the brake wheel and the driven wheel are fixedly connected with the supporting shaft.

As a further aspect of the present invention: the outer wall of the limiting block is meshed with the outer wall of the gear, and the joint of the outer wall of the supporting shaft and the supporting column is rotatably connected through a bearing.

As a further aspect of the present invention: and sliding grooves matched with the outer wall of the limiting shaft are formed in two ends of the movable rod, and the inner walls of the driven wheel and the brake wheel are matched with the outer wall of the track.

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

1. by arranging the connecting ring block, the rack plate, the clamping block, the movable rod, the gear, the limiting spring and the limiting block, after the cable is broken, the cable loses upward pulling force on the connecting ring block, so that the movable rod moves downwards along the outer wall of the limiting shaft under the elastic action of the limiting spring, the limiting block is driven to move downwards, the gear is limited and locked, a supporting shaft drives the brake wheel to lock and stop, meanwhile, the movable rod drives the fixing rod to move downwards, the connecting shaft drives the clamping block to move downwards, the bottom end of the clamping block is clamped and fixed on the outer wall of the rack plate, the emergency stop of a carriage is further realized, and safety accidents are avoided;

2. through setting up the dead lever, the connecting axle, buffer spring, No. two buffer spring and a buffer tube, realize after fixture block and the spacing block of rack plate, carriage drives the dead lever and removes under the inertia effect, thereby make the dead lever along the spacing cunning of the outer wall of connecting axle, and make buffer spring atress shrink cushion No. one, meanwhile the ring piece makes No. two buffer spring atress shrink along the spacing removal of spring inslot wall, further cushion carriage inertial movement, thereby greatly reduced is to the injury of the personnel in the carriage.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is a sectional view of the structure of the buffer cylinder of the present invention.

In the figure: 1. a carriage; 2. a track; 3. a driven wheel; 4. a buffer cylinder; 5. fixing the rod; 6. a first buffer spring; 7. a connecting shaft; 8. a clamping block; 9. a support pillar; 10. a rack plate; 11. a connecting rod; 12. a brake wheel; 13. a connecting seat; 14. a limiting spring; 15. a travel bar; 16. a connecting ring block; 17. a support shaft; 18. a gear; 19. a limiting block; 20. a cable; 21. a limiting shaft; 22. a spring slot; 23. a ring block; 24. buffer spring II.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a stopper for a mining machine electric conveyor with an emergency braking function includes a carriage 1, a locking mechanism and a buffering mechanism, four supporting columns 9 are disposed at a bottom end of the carriage 1, supporting shafts 17 are disposed at inner bottom ends of the supporting columns 9, driven wheels 3 are disposed at two ends of one supporting shaft 17, brake wheels 12 are disposed at two ends of the other supporting shaft 17, and rails 2 are disposed at bottom ends of the driven wheels 3 and the brake wheels 12;

wherein, locking mechanism is including being located the connecting rod 11 between two support column 9 outer walls, outer wall one side of two other support column 9 is provided with connecting seat 13, the inside of connecting seat 13 is provided with spacing axle 21, the outer wall connection of two spacing axles 21 has carriage release lever 15, the top that the outer wall of spacing axle 21 is located carriage release lever 15 is provided with spacing spring 14, the top of carriage release lever 15 is provided with connecting ring piece 16, the inside of connecting ring piece 16 is provided with hawser 20, the below that the bottom of carriage release lever 15 is located connecting ring piece 16 is provided with stopper 19, the below that the outer wall of back shaft 17 is located stopper 19 is provided with gear 18.

Please refer to fig. 2 and 4, the buffer mechanism includes a fixed rod 5 located on the outer wall of the moving rod 15, a rack plate 10 is disposed on one side of the outer wall of one track 2, a connecting shaft 7 is disposed above the rack plate 10 inside the moving rod 15, a clamping block 8 is disposed at one end of the connecting shaft 7, a ring block 23 is disposed at the other end of the connecting shaft 7, a buffer cylinder 4 is disposed on the outer wall of the ring block 23, a first buffer spring 6 is disposed on one side of the outer wall of the connecting shaft 7 located on the buffer cylinder 4, a second buffer spring 24 is disposed inside the outer wall of the connecting shaft 7 located on the spring groove 22, and a spring groove 22 is disposed inside the buffer cylinder 4, so as to lock and buffer the carriage 1.

Please refer to fig. 2 and 4, the outer wall of the ring block 23 fits the inner wall of the spring slot 22, a circular slot fitting the outer wall of the connecting shaft 7 is arranged inside the fixing rod 5, so that the connecting shaft 7 drives the ring block 23 to limit sliding, the bottom end of the clamping block 8 is engaged with the outer wall of the rack plate 10, and the clamping block 8 and the rack plate 10 are fixed conveniently.

Please refer to fig. 2, one end of the cable 20 is fixedly connected to the connecting rod 11, the other end of the cable 20 is rotatably connected to the external winding machine, and the connecting rod 11 is lower than the moving rod 15, so as to facilitate the movement of the car 1.

Please refer to fig. 2 and 3, the inner wall of the gear 18 is fixedly connected to the outer wall of the supporting shaft 17, and one end of the outer walls of the brake wheel 12 and the driven wheel 3 is fixedly connected to the supporting shaft 17, so as to facilitate the fixation of the gear 18, the brake wheel 12 and the driven wheel 3.

Please refer to fig. 3, the outer wall of the limiting block 19 is engaged with the outer wall of the gear 18 to limit and lock the gear 18, and the joint of the outer wall of the supporting shaft 17 and the supporting column 9 is rotatably connected through a bearing to facilitate the rotation connection of the supporting shaft 17.

Please refer to fig. 2 and 3, the two ends of the moving rod 15 are provided with sliding grooves matching with the outer wall of the limiting shaft 21 for limiting the moving rod 15, and the inner walls of the driven wheel 3 and the brake wheel 12 match with the outer wall of the track 2 for rolling the driven wheel 3 and the brake wheel 12.

The utility model discloses a theory of operation is: when the arrester for the mining machine electric conveyor with the emergency braking function is used, after the cable 20 is broken, the cable 20 loses upward pulling force on the connecting ring block 16, so that the movable rod 15 moves downwards along the outer wall of the limiting shaft 21 under the action of the elastic force of the limiting spring 14 to drive the limiting block 19 to move downwards, the gear 18 is limited and locked, the supporting shaft 17 drives the brake wheel 12 to be locked and stopped, meanwhile, the movable rod 15 drives the fixed rod 5 to move downwards, so that the connecting shaft 7 drives the clamping block 8 to move downwards, the bottom end of the clamping block 8 is clamped and fixed on the outer wall of the rack plate 10 to further realize emergency braking on the carriage 1, safety accidents are avoided, after the clamping block 8 is clamped with the rack plate 10 in a limiting way, the carriage 1 drives the fixed rod 5 to move under the action of inertia, so that the fixed rod 5 is limited and slid along the outer wall of the connecting shaft 7, and make buffer spring 6 atress shrink cushion, ring piece 23 makes No. two buffer spring 24 atress shrink along the spacing removal of spring groove 22 inner wall simultaneously, further cushions carriage 1 inertial movement to greatly reduced is to the injury of the personnel in the carriage 1.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A arrester for a mining machine electric conveyor with an emergency braking function comprises a carriage (1), a locking mechanism and a buffer mechanism, and is characterized in that four supporting columns (9) are arranged at the bottom end of the carriage (1), supporting shafts (17) are arranged at the bottom ends inside the supporting columns (9), driven wheels (3) are arranged at two ends of one supporting shaft (17), brake wheels (12) are arranged at two ends of the other supporting shaft (17), and tracks (2) are arranged at the bottom ends of the driven wheels (3) and the brake wheels (12);

wherein, locking mechanism is including being located two connecting rod (11) between support column (9) outer wall, two in addition outer wall one side of support column (9) is provided with connecting seat (13), the inside of connecting seat (13) is provided with spacing axle (21), two the outer wall connection of spacing axle (21) has carriage release lever (15), the top that the outer wall of spacing axle (21) is located carriage release lever (15) is provided with spacing spring (14), the top of carriage release lever (15) is provided with connecting ring piece (16), the inside of connecting ring piece (16) is provided with hawser (20), the below that the bottom of carriage release lever (15) is located connecting ring piece (16) is provided with stopper (19), the below that the outer wall of back shaft (17) is located stopper (19) is provided with gear (18).

2. The arrester with emergency braking function for the mining machine electric conveyor according to claim 1, it is characterized in that the buffer mechanism comprises a fixed rod (5) positioned on the outer wall of the movable rod (15), one side of the outer wall of one track (2) is provided with a rack plate (10), a connecting shaft (7) is arranged in the movable rod (15) and above the rack plate (10), one end of the connecting shaft (7) is provided with a clamping block (8), the other end of the connecting shaft (7) is provided with a ring block (23), the outer wall of the ring block (23) is provided with a buffer cylinder (4), one side of the outer wall of the connecting shaft (7) positioned on the buffer cylinder (4) is provided with a first buffer spring (6), the outer wall of the connecting shaft (7) is provided with a second buffer spring (24) inside the spring groove (22), and the buffer cylinder (4) is provided with the spring groove (22).

3. The arrester of claim 2, wherein the outer wall of the ring block (23) is engaged with the inner wall of the spring groove (22), the fixing rod (5) is internally provided with a circular groove engaged with the outer wall of the connecting shaft (7), and the bottom end of the clamping block (8) is engaged with the outer wall of the rack plate (10).

4. The arrester of claim 1 wherein one end of the cable (20) is fixedly connected to the connecting rod (11), the other end of the cable (20) is rotatably connected to the external winding machine, and the connecting rod (11) is lower than the moving rod (15).

5. The arrester with the emergency braking function for the mining machine electric conveyor according to claim 1, wherein the inner wall of the gear (18) is fixedly connected with the outer wall of the supporting shaft (17), and one end of the outer walls of the braking wheel (12) and the driven wheel (3) is fixedly connected with the supporting shaft (17).

6. The arrester with emergency braking function for the mining machine electric conveyor according to claim 1, characterized in that the outer wall of the limiting block (19) is engaged with the outer wall of the gear (18), and the joint of the outer wall of the supporting shaft (17) and the supporting column (9) is rotatably connected through a bearing.

7. The arrester with the emergency braking function for the mining machine electric conveyor according to claim 1, wherein the two ends of the moving rod (15) are provided with sliding grooves matched with the outer wall of the limiting shaft (21), and the inner walls of the driven wheel (3) and the brake wheel (12) are matched with the outer wall of the track (2).