CN215853380U

CN215853380U - Scraper conveyer for fully mechanized coal mining face

Info

Publication number: CN215853380U
Application number: CN202122498093.3U
Authority: CN
Inventors: 杜文博
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-02-18
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the field of transportation of coal mine fully-mechanized coal mining working faces, in particular to a scraper conveyer for a coal mine fully-mechanized coal mining working face. A scraper conveying device for a fully mechanized coal mining face comprises a shell, a feeding part, a conveying part and a tensioning part; the coal feeding device is simple in structure, high in transportation efficiency and long in service life, injected coal is buffered by the aid of the feeding portion, direct impact on a chain is prevented, the chain is prevented from being overturned, the transportation portion is arranged, the gap between the scraper and the shell is reduced, the transportation efficiency is greatly improved, the friction force between the scraper and the shell is reduced, and the chain is tensioned by the tensioning portion, so that the chain is prevented from being chain-off.

Description

Scraper conveyer for fully mechanized coal mining face

Technical Field

The utility model relates to the field of transportation of coal mine fully-mechanized coal mining working faces, in particular to a scraper conveyer for a coal mine fully-mechanized coal mining working face.

Background

The scraper conveyer is a device for conveying powdery and granular materials, different materials are put into a feeding hole when the scraper conveyer is used, and the materials are transported to a destination by utilizing the scraper, so that the scraper conveyer is widely applied to industries such as feed, grain and oil, chemical industry, food, mines and the like.

The scraper conveyer for the working face is combined in current colliery, when throwing into the coal, the coal can carry out direct impact to the chain, leads to the chain to be turned over or deviate normal operating trajectory and easily cause the phenomenon that the chain takes off the chain for scraper conveyer has the condition of card machine, putty often to take place in the transportation of coal, has reduced conveying efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a scraper conveyer for a fully mechanized coal mining face, which has high conveying efficiency and long service life.

In order to solve the above problems, the present invention provides the following technical solutions: a scraper conveying device for a fully mechanized coal mining face comprises a shell, a feeding part, a conveying part and a tensioning part; the feeding part comprises a feeding hopper, a baffle plate, a buffer plate, a guide plate and a damping rod, the buffer plate is hinged with the feeding hopper, two ends of the damping rod are respectively hinged with the buffer plate and the feeding hopper, a first spring is arranged on the surface of the damping rod, the transportation part comprises a chain, a scraper blade, a partition plate, a driving shaft, a driven shaft, a first belt pulley, a second belt pulley and a motor, the driving shaft and the driven shaft are both rotatably connected with a shell, gears are arranged on the driving shaft and the driven shaft, the chain is meshed with the gears, the scraper blade is connected with the chain, the scraper blade comprises a main body, an installation part and wheels, two ends of the middle part of the main body are provided with chutes, connecting pieces are arranged inside the chutes, the connecting pieces are slidably connected with the main body through the chutes, second springs are arranged between the connecting pieces and the main body, and the wheels are rotatably connected with the connecting pieces, the driving shaft runs through the casing and is connected with first belt pulley, the motor is connected with the second belt pulley, be connected through being equipped with the belt between first belt pulley and the second belt pulley, tensioning portion includes slide bar, nut, connecting rod, gyro wheel, slide bar one end is equipped with the screw thread corresponding with the nut, nut and slide bar threaded connection, the baffle bottom is equipped with the mounting panel, the slide bar run through the mounting panel and with mounting panel sliding connection, the slide bar surface is equipped with the third spring, the connecting rod is articulated with the casing, connecting rod one end is articulated with the slide bar, the gyro wheel rotates with the connecting rod and is connected.

The feeding part is located casing top one side, the feeder hopper is the loudspeaker form, first spring both ends respectively with buffer board, feeder hopper looks fixed connection.

The conveying part is located inside the shell, the driven shaft and the driven shaft are located on two sides inside the shell respectively, and the chain is provided with a plurality of scraping plates which are distributed on the chain in a linear mode.

The main part bottom both ends all are equipped with mounting groove, spread groove, the mounting groove is corresponding with the chain, be connected through being equipped with the bolt between installed part and the main part, the bolt is located inside the spread groove.

The baffle is located inside the casing, casing top both ends all are equipped with the limiting plate, the casing bottom is kept away from feeding portion one side and is equipped with the discharge gate.

The third spring both ends are connected with mounting panel, nut respectively, the connecting rod is L shape.

The utility model has the beneficial effects that: the coal feeding device is simple in structure, high in transportation efficiency and long in service life, injected coal is buffered through the feeding portion, the coal is prevented from directly impacting a chain, the chain is prevented from being overturned, the transportation portion is arranged, the gap between the scraper and the shell is reduced, the transportation efficiency is greatly improved, the friction force between the scraper and the shell is reduced, and the chain is tensioned through the tensioning portion, so that the chain is prevented from being separated.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is a front view schematically illustrating the present invention.

FIG. 4 is a schematic view of the construction of the squeegee of the utility model.

Fig. 5 is an enlarged view of the present invention at a.

(1, shell; 2, feed hopper; 3, baffle; 4, buffer plate; 5, guide plate; 6, damping rod; 7, chain; 8, scraper; 9, partition; 10, first belt pulley; 11, second belt pulley; 12, motor; 13, main body; 14, mounting component; 15, wheel; 16, connecting piece; 17, mounting groove; 18, connecting groove; 19, limiting plate; 20, discharge port; 21, sliding rod; 22, nut; 23, connecting rod; 24, roller; 25, mounting plate)

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

A scraper conveying device for a fully mechanized coal mining face comprises a shell 1, a feeding part, a conveying part and a tensioning part; the feeding part comprises a feeding hopper 2, a baffle 3, a buffer plate 4, a guide plate 5 and a damping rod 6, the buffer plate 4 is hinged with the feeding hopper 2, two ends of the damping rod 6 are respectively hinged with the buffer plate 4 and the feeding hopper 2, a first spring is arranged on the surface of the damping rod 6, the transportation part comprises a chain 7, a scraper 8, a partition plate 9, a driving shaft, a driven shaft, a first belt pulley 10, a second belt pulley 11 and a motor 12, the driving shaft and the driven shaft are both rotatably connected with a shell 1, gears are arranged on the driving shaft and the driven shaft, the chain 7 is meshed with the gears, the scraper 8 is connected with the chain 7, the scraper 8 comprises a main body 13, a mounting part 14 and wheels 15, sliding grooves are arranged at two ends of the middle part of the main body 13, a connecting part 16 is arranged in the sliding grooves, and the connecting part 16 is slidably connected with the main body 13 through the sliding grooves, be equipped with the second spring between connecting piece 16 and the main part 13, wheel 15 rotates with connecting piece 16 to be connected, the driving shaft runs through casing 1 and is connected with first belt pulley 10, motor 12 is connected with second belt pulley 11, be connected through being equipped with the belt between first belt pulley 10 and the second belt pulley 11, tensioning portion includes slide bar 21, nut 22, connecting rod 23, gyro wheel 24, slide bar 21 one end is equipped with the screw thread corresponding with nut 22, nut 22 and slide bar 21 threaded connection, 9 bottoms of baffle are equipped with mounting panel 25, slide bar 21 run through mounting panel 25 and with mounting panel 25 sliding connection, slide bar 21 surface is equipped with the third spring, connecting rod 23 is articulated with casing 1, connecting rod 23 one end is articulated with slide bar 21, gyro wheel 24 rotates with connecting rod 23 to be connected.

The feeding part is positioned on one side of the top of the shell 1, the feeding hopper 2 is horn-shaped, and two ends of the first spring are fixedly connected with the buffer plate 4 and the feeding hopper 2 respectively.

The conveying part is positioned in the shell 1, the driven shaft and the driven shaft are respectively positioned on two sides in the shell 1, the chain 7 is provided with a plurality of scraping plates 8, and the scraping plates 8 are linearly distributed on the chain 7.

According to the utility model, two ends of the bottom of the main body 13 are respectively provided with a mounting groove 17 and a connecting groove 18, the mounting groove 17 corresponds to the chain 7, the mounting piece 14 is connected with the main body 13 through a bolt, and the bolt is positioned in the connecting groove 18.

The partition plate 9 is positioned inside the shell 1, the two ends of the top of the shell 1 are respectively provided with a limiting plate 19, and one side of the bottom of the shell 1, which is far away from the feeding part, is provided with a discharging hole 20.

Two ends of the third spring are respectively connected with the mounting plate 25 and the nut 22, and the connecting rod 23 is L-shaped.

After the coal conveyor is moved to a required position, a motor 12 is started, coal is injected from a feed hopper 2, the coal extrudes a buffer plate 4, the buffer plate 4 rotates downwards to drive a damping rod 6 and a first spring to contract, the damping rod 6 and the first spring play a role of buffering in the contraction process, the descending speed of the coal is greatly reduced, the impact force is reduced, the direct impact on a chain 7 is prevented, the chain 7 is prevented from being overturned, the baffle 3 enables the coal to be buffered by the buffer plate 4, the buffered coal enters the shell 1 through a guide plate 5 and falls on a partition plate 9, the motor 12 drives a second belt pulley 11 to rotate, the second belt pulley 11 drives a first belt pulley 10 to rotate through a belt, the first belt pulley 10 drives a gear to rotate through a driving shaft so as to drive the chain 7 to rotate, the chain 7 drives a scraper 8 to transport the coal, the gap between the scraper 8 and the shell 1 is small, when the secondary transportation amount is large, the transportation efficiency is high, and when the scraper 8 deflects to be in contact with the shell 1, the wheel 15 is firstly in contact with the shell 1, the wheel rotates on the inner wall of the shell 1, the friction force is small, the transportation efficiency is prevented from being reduced, the main body 13 is connected with the chain 7 through the mounting piece 14, the damaged scraper 8 can be detached and replaced after the bolt is detached, the nut 22 is screwed to a proper position conveniently and quickly, the third spring pushes the nut 22 to be away from the mounting plate 25, the slide bar 21 is driven to move, and the slide bar 21 is driven; connecting rod 23 rotates, connecting rod 23 promotes gyro wheel 24 and carries out the tensioning to chain 7, prevent that chain 7 from taking off the chain, through being equipped with the feeding portion, the transportation portion, the tensioning portion, the chain that has significantly reduced is knocked over or the production of the chain condition of taking off the chain, prevent chain 7 after the gear extrusion takes off the chain, cause the damage to it, and when the coal of scraper blade 8 transportation was too much, first belt pulley 10 can produce with the belt and slide, avoid the too big chain of breaking of load, greatly prolonged service life, the trouble is less, and transport efficiency is higher.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a colliery is combined and is adopted scraper blade conveyer for working face which characterized in that: comprises a shell (1), a feeding part, a conveying part and a tensioning part; the feeding part comprises a feed hopper (2), a baffle (3), a buffer plate (4), a guide plate (5) and a damping rod (6), the buffer plate (4) is hinged with the feed hopper (2), two ends of the damping rod (6) are respectively hinged with the buffer plate (4) and the feed hopper (2), a first spring is arranged on the surface of the damping rod (6), the transportation part comprises a chain (7), a scraper (8), a partition plate (9), a driving shaft, a driven shaft, a first belt pulley (10), a second belt pulley (11) and a motor (12), the driving shaft and the driven shaft are both rotationally connected with a shell (1), gears are arranged on the driving shaft and the driven shaft, the chain (7) is meshed with the gears, the scraper (8) is connected with the chain (7), and the scraper (8) comprises a main body (13), a mounting part (14) and wheels (15), the utility model discloses a take-up pulley, including main part (13), spout, connecting piece (16) are equipped with in the spout inside, through spout sliding connection between connecting piece (16) and main part (13), be equipped with the second spring between connecting piece (16) and main part (13), wheel (15) are rotated with connecting piece (16) and are connected, the driving shaft runs through casing (1) and is connected with first belt pulley (10), motor (12) are connected with second belt pulley (11), be connected through being equipped with the belt between first belt pulley (10) and second belt pulley (11), tensioning portion includes slide bar (21), nut (22), connecting rod (23), gyro wheel (24), slide bar (21) one end is equipped with the screw thread corresponding with nut (22), nut (22) and slide bar (21) threaded connection, baffle (9) bottom is equipped with mounting panel (25), slide bar (21) run through mounting panel (25) and with mounting panel (25) sliding connection, slide bar (21) surface is equipped with the third spring, connecting rod (23) are articulated with casing (1), connecting rod (23) one end is articulated with slide bar (21), gyro wheel (24) are rotated with connecting rod (23) and are connected.

2. The scraper conveyer for the coal mine fully mechanized mining face of claim 1, wherein: the feeding part is located casing (1) top one side, feeder hopper (2) are the loudspeaker form, first spring both ends respectively with buffer board (4), feeder hopper (2) looks fixed connection.

3. The scraper conveyer for the coal mine fully mechanized mining face of claim 1, wherein: the transportation position is located inside casing (1), driven shaft are located casing (1) inside both sides respectively, be equipped with a plurality of scraper blades (8) on chain (7), it is a plurality of scraper blade (8) are on chain (7) linear distribution.

4. The scraper conveyer for the coal mine fully mechanized mining face of claim 1, wherein: main part (13) bottom both ends all are equipped with mounting groove (17), spread groove (18), mounting groove (17) are corresponding with chain (7), be connected through being equipped with the bolt between installed part (14) and main part (13), the bolt is located spread groove (18) inside.

5. The scraper conveyer for the coal mine fully mechanized mining face of claim 1, wherein: baffle (9) are located inside casing (1), casing (1) top both ends all are equipped with limiting plate (19), casing (1) bottom is kept away from feeding portion one side and is equipped with discharge gate (20).

6. The scraper conveyer for the coal mine fully mechanized mining face of claim 1, wherein: the two ends of the third spring are respectively connected with the mounting plate (25) and the nut (22), and the connecting rod (23) is L-shaped.