CN216857357U

CN216857357U - Coal mine excavation conveying device

Info

Publication number: CN216857357U
Application number: CN202220218490.2U
Authority: CN
Inventors: 赵红平; 赵江; 赵薇; 贺江波
Original assignee: Shuangyashan Shuangmei Electromechanical Equipment Co ltd
Current assignee: Shuangyashan Shuangmei Electromechanical Equipment Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-07-01
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a coal mine excavation conveying device, and belongs to the technical field of coal mine excavation. The utility model provides a coal mine excavation conveyor, includes a coal mine excavation conveyor, and including the hopper, the hopper downside is connected with the separator box, and first drive mechanism is installed to the separator box right side wall, and the upside is equipped with the reel in the separator box, and reel right-hand member front side is equipped with second drive mechanism, and the reel downside is equipped with the hold-in range, and hold-in range left side downside is equipped with the blown down tank. According to the utility model, the screen frame is driven by the motor to reciprocate left and right, the coal blocks slide to the right end of the screen frame through the inclined plate, and the coal blocks are driven to move from right to left under the reciprocating motion of the screen frame, so that smaller coal blocks are screened out to the synchronous belt, and larger coal blocks are screened out to the upper conveyor.

Description

Coal mine excavation conveying device

Technical Field

The utility model relates to the technical field of coal mine excavation, in particular to a coal mine excavation conveying device.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. The size of the coal briquette can be classified after the coal mine of exploitation is carried usually to the size of the coal cinder of can conveniently being applicable to different industrial production activity demands, nevertheless this does not only increase subsequent cost expenditure, wastes time and energy simultaneously, and prior art publication is CN 211470100U's patent document provides a coal mine and digs conveyor, and the device just carries out the classification of size to the coal mine from the in-process of carrying, saves the categorised time in later stage coal mine, improves work efficiency, reduces working cost.

Although the device has more beneficial effects, the following problems still exist: the device need pour the coal cinder into the barrel through pouring the work of workbin intermittent type nature and filter the differentiation again, therefore work efficiency is low, and classification effect is relatively poor. In view of this, we propose a coal mining conveyor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention aims to provide a coal mining conveying device to solve the problems of the background art.

2. Technical scheme

A coal mine excavation conveying device comprises a hopper, wherein a conveying auger is mounted at the lower part in the hopper, the lower side of the hopper is connected with a separation box, the left wall of the separation box is connected with a support frame, two conveyors are mounted in the support frame, a first transmission mechanism is mounted on the right wall of the separation box, a screen frame is arranged at the upper side in the separation box, an inclined plate is arranged at the upper side of the right end of the screen frame and is fixedly connected with the inner wall of the separation box, a second transmission mechanism is arranged at the front side of the right end of the screen frame, a synchronous belt is arranged at the lower side of the screen frame, two ends in the synchronous belt are meshed and connected with a synchronous wheel, the synchronous wheel is rotatably connected with the separation box, and a discharge chute is arranged at the lower side of the left side of the synchronous belt;

the first transmission mechanism comprises a motor, the output end of the motor is connected with a disc, the bottom surface of the disc is fixedly connected with a rotating rod, and a T-shaped rod is arranged on the lower side of the disc;

the second transmission mechanism comprises an L-shaped plate, the rear wall of the lower portion of the L-shaped plate is connected with two shift levers, a rotary table is arranged on the rear side of the lower end of the L-shaped plate, and the front wall of the rotary table is annular and is connected with a plurality of fixing rods at equal intervals.

Preferably, the conveyor located on the upper side is arranged below the left end of the screen frame, and the conveyor located on the lower side is arranged below the left end of the discharge chute.

Preferably, the dwang is connected with the disc off-centre, dwang and T type pole right-hand member sliding fit, just T type pole left end is worn into in the separator box and is connected with the reel right wall.

Preferably, the equal fixedly connected with gyro wheel in wall both ends before the reel, gyro wheel and separator box inner wall roll connection, just the reel left end is worn out the separator box and is extended to the outside.

Preferably, the second transmission mechanism is arranged on the front side of the separation box, the rear side of the upper end of the L-shaped plate penetrates into the separation box and is connected with the screen frame, the shifting rods are of right-angle ladder-shaped structures, the two shifting rods are in sliding fit with the fixed rod, and the rotary disc is connected with the synchronizing wheel through a rotary shaft.

Preferably, the discharge chute is arranged on the lower part of the left wall of the separation box, and the discharge chute is fixedly connected with the separation box.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the rotating rod on the lower side of the disc is driven by the motor to rotate, the rotating rod drives the screen frame connected with the T-shaped plate to reciprocate left and right, the coal blocks in the hopper are conveyed to the inclined plate by the conveying auger, the coal blocks slide to the right end of the screen frame through the inclined plate, and the coal blocks are driven to move from right to left under the reciprocating motion of the screen frame, so that the smaller coal blocks are screened to the synchronous belt, and the larger coal blocks are screened to the conveyor on the upper side.

2. The utility model drives the deflector rods on the rear wall of the L-shaped plate to reciprocate left and right when the screen frame reciprocates, the deflector rods on the two sides drive the fixed rods to move when in contact with the fixed rods in turn, so as to drive the rotary table to rotate, the rotary table drives the synchronous belt to rotate to convey the classified coal blocks to the lower conveyor, thereby saving energy consumption, simultaneously the synchronous belt can prevent the coal blocks on the screen frame from falling and being impacted and crushed, further ensuring the integrity of the coal blocks and improving the classification effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the hopper and the separation box of the present invention;

FIG. 3 is a schematic exploded view of a first transmission mechanism according to the present invention;

FIG. 4 is a schematic disassembled view of a second drive mechanism of the present invention;

the numbering in the figures illustrates: 1. a hopper; 2. conveying the auger; 3. a separation box; 4. a support frame; 5. a conveyor; 6. a first transmission mechanism; 601. a motor; 602. a disc; 603. rotating the rod; 604. a T-shaped rod; 7. a screen frame; 8. a roller; 9. a second transmission mechanism; 901. an L-shaped plate; 902. a deflector rod; 903. a turntable; 904. fixing the rod; 10. a sloping plate; 11. a synchronous belt; 12. a synchronizing wheel; 13. a discharge chute.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution:

a coal mine excavating and conveying device comprises a hopper 1, a conveying auger 2 is mounted at the lower part in the hopper 1, a separation box 3 is connected to the lower side of the hopper 1, a support frame 4 is connected to the left wall of the separation box 3, two conveyors 5 are mounted in the support frame 4, a first transmission mechanism 6 is mounted on the right wall of the separation box 3, a screen frame 7 is arranged at the upper side in the separation box 3, an inclined plate 10 is arranged at the upper side of the right end of the screen frame 7, the inclined plate 10 is fixedly connected with the inner wall of the separation box 3, a second transmission mechanism 9 is arranged at the front side of the right end of the screen frame 7, a synchronous belt 11 is arranged at the lower side of the screen frame 7, two ends in the synchronous belt 11 are engaged and connected with a synchronous wheel 12, the synchronous wheel 12 is rotatably connected with the separation box 3, and a discharge chute 13 is arranged at the lower side of the left side of the synchronous belt 11;

the first transmission mechanism 6 comprises a motor 601, the output end of the motor 601 is connected with a disc 602, the bottom surface of the disc 602 is fixedly connected with a rotating rod 603, and the lower side of the disc 602 is provided with a T-shaped rod 604;

the second transmission mechanism 9 comprises an L-shaped plate 901, the lower rear wall of the L-shaped plate 901 is connected with two shift levers 902, the rear side of the lower end of the L-shaped plate 901 is provided with a rotating disc 903, and the front wall of the rotating disc 903 is connected with a plurality of fixing rods 904 at equal intervals in an annular shape.

When the conveying auger 2 works, coal blocks stacked in the hopper 1 are conveyed to the inclined plate 10, the inclined plate 10 is made of soft materials and can reduce impact force on the coal blocks, the coal blocks slide to the right side of the screen frame 7 through the inclined plate 10, the screen frame 7 is in an inclined state with a lower left side and a higher right side, the motor 601 drives the rotating rod 603 on the lower side of the disc 602 to rotate, the rotating rod 603 drives the screen frame 7 connected with the T-shaped plate 604 to reciprocate left and right, the screen frame 7 drives the coal blocks to move from right to left when reciprocating, so that smaller coal blocks are screened out to the synchronous belt 11, the synchronous belt 11 can reduce impact force on the coal blocks, larger coal blocks are screened out to the upper conveyor 5, the screen frame 7 drives the deflector rod 902 on the rear wall of the L-shaped plate 901 to reciprocate left and right when the deflector rod 902 on the left side is in contact with the fixed rod 904, the deflector rod 902 on the right side is separated from the fixed rod 904 in contact, the deflector rod 902 on the left side moves downwards, similarly, when the driving lever 902 on the right side contacts the fixing rod 904, the driving lever 902 on the left side is separated from the fixing rod 904, and the driving lever 902 on the right side drives the fixing rod 904 in contact with the driving lever 902 on the right side to move downwards, so that the rotary disc 903 rotates anticlockwise, and the rotary disc 903 drives the synchronous belt 11 to rotate to convey the classified coal briquette to the conveyor 5 on the lower side of the discharge chute 13.

Specifically, the conveyor 5 located on the upper side is disposed below the left end of the screen frame 7, and the conveyor 5 located on the lower side is disposed below the left end of the discharge chute 13.

Further, the rotating rod 603 is eccentrically connected with the disc 602, the rotating rod 603 is in sliding fit with the right end of the T-shaped rod 604, and the left end of the T-shaped rod 604 penetrates into the separation box 3 and is connected with the right wall of the screen frame 7.

Still further, equal fixedly connected with gyro wheel 8 in reel 7 front and back wall both ends,

gyro wheel

8 and 3 inner walls of separator box roll connection, and reel 7 left end is worn out separator box 3 and is extended to the outside.

Furthermore, the second transmission mechanism 9 is arranged at the front side of the separation box 3, the rear side of the upper end of the L-shaped plate 901 penetrates into the separation box 3 and is connected with the screen frame 7, the deflector rods 902 are in a right-angled ladder-shaped structure, the two deflector rods 902 are in sliding fit with the fixed rod 904, and the turntable 903 is connected with the synchronizing wheel 12 through a rotating shaft.

Besides, the discharge chute 13 is arranged at the lower part of the left wall of the separation box 3, and the discharge chute 13 is fixedly connected with the separation box 3.

The working principle is as follows: when the coal conveying device is used, an excavated coal mine is poured into a hopper 1, a conveying auger 2 conveys coal blocks in the hopper 1 to an inclined plate 10, the coal blocks slide to the right side of a screen frame 7 through the inclined plate 10, a motor 601 drives a rotating rod 603 to rotate, the rotating rod 603 drives the screen frame 7 connected with a T-shaped plate 604 to reciprocate left and right, the screen frame 7 drives smaller coal blocks to be screened onto a synchronous belt 11, larger coal blocks are screened onto an upper side conveyor 5, the screen frame 7 drives a deflector rod 902 on the rear wall of an L-shaped plate 901 to reciprocate left and right when reciprocating, the two deflector rods 902 are in contact with a fixed rod 904 in turn to enable a rotary table 903 to rotate anticlockwise, and the rotary table 903 drives the synchronous belt 11 to rotate to convey the classified coal blocks to a discharge chute 13 conveyor 5.

Claims

1. The utility model provides a coal mine excavation conveyor, includes hopper (1), its characterized in that: the lower part in the hopper (1) is provided with a conveying auger (2), the lower side of the hopper (1) is connected with a separation box (3), the left wall of the separation box (3) is connected with a support frame (4), two conveyors (5) are arranged in the support frame (4), a first transmission mechanism (6) is arranged on the right wall of the separation box (3), a screen frame (7) is arranged on the inner upper side of the separation box (3), an inclined plate (10) is arranged on the upper side of the right end of the screen frame (7), the inclined plate (10) is fixedly connected with the inner wall of the separation box (3), a second transmission mechanism (9) is arranged on the front side of the right end of the screen frame (7), a synchronous belt (11) is arranged on the lower side of the screen frame (7), two ends in the synchronous belt (11) are connected with synchronous wheels (12) in a meshed manner, the synchronous wheels (12) are rotationally connected with the separation box (3), and a discharge chute (13) is arranged on the lower side of the left side of the synchronous belt (11);

the first transmission mechanism (6) comprises a motor (601), the output end of the motor (601) is connected with a disc (602), the bottom surface of the disc (602) is fixedly connected with a rotating rod (603), and a T-shaped rod (604) is arranged on the lower side of the disc (602);

the second transmission mechanism (9) comprises an L-shaped plate (901), the rear wall of the lower portion of the L-shaped plate (901) is connected with two shift levers (902), a rotary disc (903) is arranged on the rear side of the lower end of the L-shaped plate (901), and the front wall of the rotary disc (903) is connected with a plurality of fixing rods (904) in an annular mode at equal intervals.

2. The coal mining conveyor of claim 1, wherein: the conveyor (5) positioned on the upper side is arranged below the left end of the screen frame (7), and the conveyor (5) positioned on the lower side is arranged below the left end of the discharge chute (13).

3. The coal mining conveyor of claim 1, wherein: dwang (603) and disc (602) eccentric connection, dwang (603) and T type pole (604) right-hand member sliding fit, just T type pole (604) left end is worn into in separator box (3) and is connected with reel (7) right side wall.

4. The coal mining conveyor of claim 1, wherein: equal fixedly connected with gyro wheel (8) in sieve frame (7) front and back wall both ends, gyro wheel (8) and separator box (3) inner wall roll connection, just sieve frame (7) left end is worn out separator box (3) and is extended to the outside.

5. The coal mining conveyor of claim 1, wherein: the second transmission mechanism (9) is arranged on the front side of the separation box (3), the rear side of the upper end of the L-shaped plate (901) penetrates into the separation box (3) and is connected with the screen frame (7), the driving lever (902) is of a right-angle ladder-shaped structure, the two driving levers (902) are in sliding fit with the fixed rod (904), and the rotary disc (903) is connected with the synchronizing wheel (12) through a rotary shaft.

6. The coal mining conveyor of claim 1, wherein: the discharge chute (13) is arranged on the lower portion of the left wall of the separation box (3), and the discharge chute (13) is fixedly connected with the separation box (3).