CN211995590U

CN211995590U - Colliery mine car anticreep rail device

Info

Publication number: CN211995590U
Application number: CN202020780405.2U
Authority: CN
Inventors: 薛金平; 李亚权; 邢英建
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2020-11-24
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a colliery mine car anticreep rail device, install the back shaft in mine car pulley one side including rotating, the below of mine car pulley is provided with the track, the lower extreme of back shaft rotates and is connected with first connecting axle, the one end fixedly connected with card axle of back shaft is kept away from to first connecting axle, the spout has been seted up on the track, one side setting of card axle is in the spout, be connected with first spring between back shaft and the first connecting axle, one side of back shaft is provided with complementary unit. The utility model relates to a mine car technical field, this device rotate the joint support axle in one side of mine car pulley, and first connecting axle is connected to the back shaft, and first connecting axle passes through the card axle and keeps the vertically state to when the mine car takes place to incline, the effect of the support that plays that can be timely hooks the track and avoids derailing, and the spring action of first spring makes resetting that can be timely after its slope.

Description

Colliery mine car anticreep rail device

Technical Field

The utility model relates to a mine car technical field especially relates to a colliery mine car derailment prevention device.

Background

Mine cars, narrow gauge railway haulage vehicles for transporting bulk materials such as coal, ore and waste rock in mines, generally must be towed by locomotives or winches, and are divided into according to structure and unloading mode differences: the mining vehicle comprises 5 types of fixed mining vehicles, tipping bucket mining vehicles, unilateral curved rail side dump mining vehicles, bottom side dump mining vehicles and shuttle mining vehicles, wherein the mining vehicles are common transportation tools for underground coal mine tunnels, tracks for running the mining vehicles are arranged on the ground of the tunnels, and the mining vehicles run along the tracks under the traction of traction equipment.

When the mine car runs on the track, when the mine car passes through a turning place, the mine car is easy to incline due to inertia force and other reasons, if the mine car cannot be reset in time after the mine car inclines, the risk of derailing and turning over can be easily caused, in order to prevent the mine car from derailing, normal running is generally realized through slow speed reduction, but no corresponding measures are provided for sudden inclination.

Therefore, the anti-derailing device for the coal mine car solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a coal mine car derailment prevention device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a colliery mine car derailment prevention device, includes to rotate the back shaft of installing in mine car pulley one side, the below of mine car pulley is provided with the track, the lower extreme of back shaft rotates and is connected with first connecting axle, the one end fixedly connected with card axle of back shaft is kept away from to first connecting axle, the spout has been seted up on the track, one side setting of card axle is in the spout, be connected with first spring between back shaft and the first connecting axle, one side of back shaft is provided with complementary unit.

Preferably, the auxiliary mechanism includes second connecting axle and gyro wheel, the second connecting axle rotates with the back shaft to be connected, the gyro wheel rotates to be installed on the second connecting axle, the inboard fixedly connected with second spring of second connecting axle, the one end and the back shaft fixed connection of second connecting axle are kept away from to the second spring.

Preferably, the roller comprises a main rotating wheel and a plurality of balls, a plurality of fixed blocks are fixedly connected to the roller, a connecting ring is fixedly connected to the fixed blocks, the connecting ring is arranged on the outer side of the roller, and the balls are rotatably mounted on the connecting ring.

Preferably, the clamping shaft is T-shaped, and one end of the clamping shaft is arranged in the sliding groove in a sliding mode.

Preferably, an opening is provided at an upper end of the second connecting shaft, and the support shaft passes through the opening.

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

1. the support shaft is rotatably connected to one side of the mine car pulley, the support shaft is connected with the first connecting shaft, and the first connecting shaft is kept in a vertical state through the clamping shaft, so that when the mine car inclines, the mine car can timely play a role in supporting, hooks a track to avoid derailment, and can timely reset after the mine car inclines under the action of the elastic force of the first spring;

2. set up complementary unit in one side of back shaft, the gyro wheel on the complementary unit can roll along with the mine car, can follow the slope and change the position when the mine car takes place to incline, and through the strong point that changes the gyro wheel department, its reseing is assisted to the elasticity of second spring simultaneously, and the effectual mine car of avoiding derails.

Drawings

FIG. 1 is a schematic structural view of a derailment prevention device for a coal mine car according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural view of a roller in the derailment prevention device for a coal mine car.

In the figure: 1. a mine car pulley; 2. a track; 3. a support shaft; 4. a second spring; 5. clamping a shaft; 6. a roller; 7. a second connecting shaft; 8. a first spring; 9. a first connecting shaft; 10. a main runner; 11. a ball bearing; 12. a connecting ring; 13. a fixed block; 14. a chute.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an anti-derailing device for a coal mine car comprises a support shaft 3 rotatably mounted on one side of a mine car pulley 1, a track 2 is arranged below the mine car pulley 1, the lower end of the support shaft 3 is rotatably connected with a first connecting shaft 9, one end, far away from the support shaft 3, of the first connecting shaft 9 is fixedly connected with a clamping shaft 5, a sliding groove 14 is formed in the track 2, one side of the clamping shaft 5 is arranged in the sliding groove 14, a first spring 8 is connected between the support shaft 3 and the first connecting shaft 9, one side of the support shaft 3 is provided with an auxiliary mechanism, the clamping shaft 5 is of a T shape, one end of the clamping shaft 5 is slidably arranged in the sliding groove 14, when the mine car has a tilt problem, one end sliding in the sliding groove 14 is clamped in due to an acting force generated during;

the auxiliary mechanism comprises a second connecting shaft 7 and a roller 6, the second connecting shaft 7 is rotatably connected with the supporting shaft 3, the roller 6 is rotatably installed on the second connecting shaft 7, a second spring 4 is fixedly connected to the inner side of the second connecting shaft 7, one end, far away from the second connecting shaft 7, of the second spring 4 is fixedly connected with the supporting shaft 3, the auxiliary mechanism plays a role in secondary protection, the roller 6 on the second connecting shaft 7 can roll along with the mine car in the moving process of the mine car, the second connecting shaft 7 can be supported by the inherent length of the second spring 4, when the car body of the mine car inclines, the whole stress inclines to one side, the roller 6 and the second connecting shaft 7 on one side can receive the action of external pressure, the included angle between the second connecting shaft 7 and the supporting shaft 3 can be reduced under the action of the external pressure, at the moment, the second spring 4 is compressed, and the action of the, the compressed second spring 4 correspondingly has a force on the supporting shaft 3, and the force will prevent the mine car from derailing;

the roller 6 comprises a main rotating wheel 10 and a plurality of balls 11, a plurality of fixed blocks 13 are fixedly connected to the roller 6, a connecting ring 12 is fixedly connected to each fixed block 13, the connecting ring 12 is arranged on the outer side of the roller 6, the balls 11 are rotatably installed on the connecting ring 12, the roller 6 consisting of the roller 6 and the balls 11 enables the roller 6 to rotate along two directions, the balls 11 rotate along the connecting ring 12 in one rotating direction, the main rotating wheel 10 rotates along the second connecting shaft 7 in the other rotating direction, so that the roller 6 can rotate along the advancing direction of a mine car, the supporting point can be changed due to the movement of the roller 6 when the mine car is inclined, the mine car is prevented from derailing, an opening is formed in the upper end of the second connecting shaft 7, the supporting shaft 3 penetrates through the opening, a hinged rotating connection mode is used in the upper end of the second connecting shaft 7, and the second connecting shaft 7 and the supporting, so that the forces are equalized.

The utility model discloses in, when the mine car takes place to incline and has the sign of derailing, wherein one side's mine car pulley 1 will turn up to the evagination, have the effort to back shaft 3 when mine car pulley 1 overturns, then the angle between back shaft 3 and first connecting axle 9 will increase, first spring 8 will be stretched this moment, the calorie axle 5 hooks track 2, the effect of power is mutual, first spring 8 can shrink after stretching, corresponding application effort to mine car pulley 1 through back shaft 3 during the shrink, thereby avoid mine car pulley 1 to break away from track 2, wherein when the mine car moves on track 2, calorie axle 5 that first connecting axle 9 one end is connected can slide along all the time, thereby back shaft 3, first connecting axle 9 is in the vertically state;

when the mine car normally travels, the roller 6 connected to the second connecting shaft 7 will roll on the ground, when the mine car inclines, the roller 6 does not roll along the direction of the track 2 any more, but moves in the direction perpendicular to the track 2, the position of the roller 6 is changed, when the mine car inclines, the roller 6 can be used as a supporting point, the roller can move gradually along with the inclination of the mine car, an effective supporting point is provided all the time, thereby the problem of derailment of the mine car is avoided, the second connecting shaft 7 is connected to the supporting shaft 3 through the second spring 4, and the elastic action of the second spring 4 is helpful for the reset of the mine car.

The above, 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. The utility model provides a colliery mine car derailment prevention device, is including rotating back shaft (3) of installing in mine car pulley (1) one side, the below of mine car pulley (1) is provided with track (2), its characterized in that, the lower extreme of back shaft (3) rotates and is connected with first connecting axle (9), the one end fixedly connected with card axle (5) of back shaft (3) are kept away from in first connecting axle (9), spout (14) have been seted up on track (2), one side setting of card axle (5) is in spout (14), be connected with first spring (8) between back shaft (3) and first connecting axle (9), one side of back shaft (3) is provided with complementary unit.

2. The coal mine car derailment prevention device according to claim 1, wherein the auxiliary mechanism comprises a second connecting shaft (7) and a roller (6), the second connecting shaft (7) is rotatably connected with the supporting shaft (3), the roller (6) is rotatably mounted on the second connecting shaft (7), a second spring (4) is fixedly connected to the inner side of the second connecting shaft (7), and one end, away from the second connecting shaft (7), of the second spring (4) is fixedly connected with the supporting shaft (3).

3. The coal mine car derailment prevention device according to claim 2, wherein the roller (6) comprises a main wheel (10) and a plurality of balls (11), a plurality of fixing blocks (13) are fixedly connected to the roller (6), a connecting ring (12) is fixedly connected to the fixing blocks (13), the connecting ring (12) is arranged on the outer side of the roller (6), and the balls (11) are rotatably mounted on the connecting ring (12).

4. The coal mine car derailment prevention device according to claim 1, wherein the latch shaft (5) is T-shaped, and one end of the latch shaft (5) is slidably disposed in the sliding groove (14).

5. The coal mine car derailment prevention device according to claim 2, wherein the second connecting shaft (7) has an opening at an upper end thereof, and the support shaft (3) passes through the opening.