CN221016527U

CN221016527U - Feeding mechanism of coal screening box

Info

Publication number: CN221016527U
Application number: CN202322630706.3U
Authority: CN
Inventors: 司容彰
Original assignee: Shandong Dongshan Mining Co ltd Zhu Bai Coal Mining
Current assignee: Shandong Dongshan Mining Co ltd Zhu Bai Coal Mining
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-28
Anticipated expiration: 2033-09-27

Abstract

The utility model discloses a feeding mechanism of a coal screening box, which is characterized in that a plurality of uniformly distributed telescopic rods are arranged on a mounting frame, the upper ends of the telescopic rods are arranged on the lower side of a conveying plate, springs are sleeved on the outer sides of the telescopic rods, the conveying plate is obliquely arranged above the mounting frame, a feeding pipe I is arranged on the upper side of the screening box, one obliquely downward side of the conveying plate is arranged in the feeding pipe I, a vibrating mechanism is arranged on the mounting frame, an obliquely arranged fixing frame is arranged on the mounting frame, a material blocking assembly is arranged on the fixing frame, a material guide plate is arranged on the conveying plate on one side of the material blocking assembly, a crushing box is arranged on the mounting frame on the lower side of the material guide plate, a crushing assembly is arranged in the crushing box, and a feeding pipe II is arranged on the lower side of the crushing box. Through setting up of keeping off material subassembly can be at the process of adding coal to the screening incasement screen out great coal, utilizes broken subassembly to get into the screening incasement after with great coal breakage, and then reduces the load of screening case to the coal screening.

Description

Feeding mechanism of coal screening box

Technical Field

The utility model relates to the technical field of coal screening, in particular to a feeding mechanism of a coal screening box.

Background

Coal is known as black gold and industrial food, is one of main energy sources used in human world in eighteenth century, enters twenty-first century, and is one of energy sources essential for the production and life of people in the present and future for a long time after the fact that the value of coal is far less than before, the supply of coal is also related to the stability of the development of the industry in China and the whole social aspect, and the problem of the supply safety of coal is the most important part of the energy safety in China, so that the coal can be put into use after being processed.

The existing coal is screened by using a coal screening box in the exploitation processing process, when coal is added into the screening box, the coal to be screened is directly added into the screening box by a feeding device, the size of the exploited coal is different, the specification difference is large, the existing feeding device can only conduct simple feeding, preliminary screening cannot be conducted, the load of a follow-up screening machine is larger, and the coal cannot be finely divided well.

Disclosure of utility model

The utility model aims to provide a feeding mechanism of a coal screening box, which aims to solve the problem of the feeding mechanism of the coal screening box in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a feed mechanism of coal screening case, the telescopic link of a plurality of evenly distributed is installed on the mounting bracket, the downside at the delivery plate is installed to the upper end of telescopic link, the outside cover of telescopic link is equipped with the spring, the delivery plate slope sets up the top at the mounting bracket, inlet pipe I has been installed to the upside of screening case, downward one side of delivery plate slope sets up in inlet pipe I, be provided with vibration mechanism on the mounting bracket, vibration mechanism is used for shaking the delivery plate, the mount that the slope set up is installed on the mounting bracket, be provided with on the mount and keep off the material subassembly, it is used for blocking great coal to keep off the material subassembly, it has the stock guide to keep off on the delivery plate of material subassembly one side, install the crushing case on the mounting bracket of stock guide downside, be provided with crushing subassembly in the crushing case, crushing subassembly is used for great coal to break, the downside of crushing case has installed II, inlet pipe II is installed on the screening case.

As the further preferred of this technical scheme, vibration mechanism includes two sets of pivots that rotate the setting on the mounting bracket, the interference is connected with a plurality of cams in the pivot, and the downside laminating of cam and delivery plate, the one end fixedly connected with drive wheel of pivot, the transmission is connected with the drive belt between the drive wheel, motor I has been installed to one side that the drive wheel was kept away from to the mounting bracket, the output and one of them pivot coaxial fixed of motor I.

As a further preferable mode of the technical scheme, the blocking component comprises a clamping plate, screw holes are distributed on the fixing frame, bolts corresponding to the screw holes are connected to the clamping plate in a threaded mode, and blocking strips are distributed on the lower side of the clamping plate in an equidistant mode.

As the further preferred of this technical scheme, broken subassembly is including adorning the crushing roller that rotates the setting in broken incasement portion, motor II has been installed in the outside of broken case, the output of motor II runs through broken case and one of them crushing roller coaxial fixation, the gear has been installed to one side that motor II was kept away from to the crushing roller, gear rotation sets up in the outside of broken case, and gear intermeshing.

As a further preferable mode of the technical scheme, the conveying plate on the upper side of the fixing frame is provided with a material distributing plate, and the direction of the material distributing plate and the inclination of the fixing frame are opposite.

The utility model provides a feeding mechanism of a coal screening box, which has the following beneficial effects:

(1) According to the utility model, the vibration mechanism drives the inclined downward conveying plate to vibrate, so that coal on the conveying plate moves towards the inclined end of the conveying plate under vibration, larger coal can be blocked through the arrangement of the blocking component, the larger coal enters the crushing box through the material guide plate under the action of vibration, and coal smaller than the interval between blocking strips in the blocking component can enter the screening box through the conveying plate and the feeding pipe I, so that the primary screening function of the coal can be realized.

(2) According to the utility model, the crushing assembly in the crushing box is arranged, so that larger coal can be crushed by entering the coal in the crushing box through the material guide plate and then enters the screening box through the material inlet pipe II, and the function of reducing the load of the screening box for screening the coal can be realized.

Drawings

FIG. 1 is a schematic main structure of a feeding mechanism of a coal screening box of the present utility model;

FIG. 2 is a schematic top view of the feed mechanism of the coal screening box of the present utility model;

FIG. 3 is a schematic top view of a partial cross section of a crushing box in the loading mechanism of the coal screening box of the present utility model;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

In the figure: 1. a screening box; 2. a feeding pipe I; 3. a crushing box; 4. a material blocking component; 401. a barrier strip; 402. a clamping plate; 403. a bolt; 5. a vibration mechanism; 501. a driving wheel; 502. a cam; 503. a transmission belt; 504. a rotating shaft; 505. a motor I; 6. a conveying plate; 7. a spring; 8. a telescopic rod; 9. a crushing assembly; 901. a motor II; 902. a crushing roller; 903. a gear; 10. a feed pipe II; 11. a mounting frame; 12. a material dividing plate; 13. a material guide plate; 14. and a fixing frame.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

The utility model provides the technical scheme that: in the feeding mechanism of the coal screening box, as shown in fig. 1, 2 and 4, a plurality of evenly distributed telescopic rods 8 are arranged on a mounting frame 11, the upper ends of the telescopic rods 8 are arranged on the lower side of a conveying plate 6, springs 7 are sleeved on the outer sides of the telescopic rods 8, the conveying plate 6 is obliquely arranged above the mounting frame 11, a feeding pipe I2 is arranged on the upper side of the screening box 1, one obliquely downward side of the conveying plate 6 is arranged in the feeding pipe I2, a vibrating mechanism 5 is arranged on the mounting frame 11, the vibrating mechanism 5 is used for vibrating the conveying plate 6, a fixing frame 14 obliquely arranged on the mounting frame 11 is provided with a material blocking component 4, the material blocking component 4 is used for blocking larger coal, a material guiding plate 13 is arranged on the conveying plate 6 on one side of the material blocking component 4, a crushing box 3 is arranged on the mounting frame 11 on the lower side of the material guiding plate 13, the crushing assembly 9 is arranged in the crushing box 3, the crushing assembly 9 is used for crushing larger coal, the feeding pipe II 10 is arranged at the lower side of the crushing box 3, the feeding pipe II 10 is arranged on the screening box 1, the inclined downward conveying plate 6 is driven to vibrate by the vibration mechanism 5, so that the coal on the conveying plate 6 moves towards one inclined end of the conveying plate 6 under vibration, the larger coal can be blocked by the arrangement of the blocking assembly 4, the larger coal enters the crushing box 3 under the action of vibration through the material guide plate 13, the coal smaller than the interval between the blocking strips 401 in the blocking assembly 4 can enter the screening box 1 through the feeding pipe I2 by the conveying plate 6, the primary screening function of the coal can be realized, the larger coal can be crushed by the coal entering the crushing box 3 through the material guide plate 13 by the arrangement of the crushing assembly 9 in the crushing box 3, then enters the screening box 1 through the feed pipe II 10, and then the function of reducing the load of the screening box 1 for screening coal can be realized.

As shown in fig. 1 and 2, the vibration mechanism 5 includes two sets of rotating shafts 504 that rotate on the mounting frame 11, a plurality of cams 502 are connected to the rotating shafts 504 in an interference manner, and the cams 502 are attached to the lower side of the conveying plate 6, one end of each rotating shaft 504 is fixedly connected with a driving wheel 501, a driving belt 503 is connected between the driving wheels 501, a motor i 505 is installed on one side, away from the driving wheels 501, of the mounting frame 11, the output end of the motor i 505 is coaxially fixed with one rotating shaft 504, and during specific operation, the motor i 505 is started through an external power supply, so that the motor i 505 drives the rotating shafts 504 to rotate, and the driving wheel 501 at the other end of each rotating shaft 504 drives the driving belt 503 to rotate, so that the two rotating shafts 504 synchronously rotate, and the cams 502 on the rotating shafts 504 rotate along with the rotating shafts 504 to vibrate the conveying plate 6.

As shown in fig. 2 and 4, the blocking component 4 comprises a clamping plate 402, screw holes are arranged on a fixing frame 14, bolts 403 corresponding to the screw holes are connected to the clamping plate 402 in a threaded mode, blocking strips 401 are arranged on the lower side of the clamping plate 402 in an equidistant mode, the clamping plate 402 is assembled on the fixing frame 14 through the cooperation of the screw holes and the bolts 403, and the blocking strips 401 with corresponding intervals can be replaced rapidly according to coal to be screened, so that the function of screening the coal blocking strips 401 is achieved.

As shown in fig. 1 and 3, the crushing assembly 9 comprises crushing rollers 902 which are rotatably arranged in the crushing box 3, a motor II 901 is arranged on the outer side of the crushing box 3, the output end of the motor II 901 penetrates through the crushing box 3 and is coaxially fixed with one of the crushing rollers 902, a gear 903 is arranged on one side, far away from the motor II 901, of the crushing rollers 902, the gears 903 are rotatably arranged on the outer side of the crushing box 3, the gears 903 are meshed with each other, and when the crushing assembly is specifically operated, the motor II 901 is started to drive one of the crushing rollers 902 to rotate through an external power supply, the gears 903 at the other end of the crushing rollers 902 are rotated, and the other crushing roller 902 is driven to rotate in opposite directions through meshing between the gears 903, so that the two crushing rollers 902 crush coal falling into the crushing box 3, and a function of crushing larger coal is achieved.

As shown in fig. 2 and fig. 4, the conveying plate 6 on the upper side of the fixing frame 14 is provided with the distributing plate 12, the inclined direction of the distributing plate 12 and the inclined direction of the fixing frame 14 are opposite, and through the arrangement of the distributing plate 12, coal conveyed on the conveying plate 6 can be led to the material blocking assembly 4 on the side far away from the material guiding plate 13, so that excessive coal passing through the material blocking assembly 4 is prevented from falling into the crushing box 3 through the material guiding plate 13.

The utility model provides a feeding mechanism of a coal screening box, which has the following specific working principle: during specific use, according to the specification of screening coal, install the fender material subassembly 4 of looks adaptation, drive conveying board 6 vibrations through vibration mechanism 5 for coal on the conveying board 6 moves to decurrent one end of slope, and the coal that is kept off material subassembly 4 to screen down can get into broken case 3 through stock guide 13 under the vibrations of conveying board 6, and the broken back of being broken 9 reentrant is screened in screening case 1, and then has realized reducing screening case 1 screening load's function.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a feed mechanism of coal screening case, includes screening case (1), mounting bracket (11) and delivery plate (6), its characterized in that: the utility model discloses a coal crusher, including mounting bracket (11), telescopic link (8) are installed on mounting bracket (11), install in the downside of delivery board (6) the upper end of telescopic link (8), the outside cover of telescopic link (8) is equipped with spring (7), delivery board (6) slope sets up in the top of mounting bracket (11), inlet pipe I (2) have been installed to the upside of screening case (1), downward one side setting of delivery board (6) slope is in inlet pipe I (2), be provided with vibration mechanism (5) on mounting bracket (11), vibration mechanism (5) are used for shaking delivery board (6), mount (14) that the slope set up are installed on mounting bracket (11), be provided with on mount (14) and keep off material subassembly (4), keep off material subassembly (4) and be used for blockking great coal, install guide plate (13) on delivery board (6) on one side of fender material subassembly (4), install on broken case (11) of guide plate (13) downside and install broken case (3), broken case (9) are equipped with crushing subassembly (9) in, broken case (9) are equipped with crushing subassembly (9), the feeding pipe II (10) is arranged on the screening box (1).

2. The feeding mechanism of a coal screening box according to claim 1, wherein: the vibration mechanism (5) comprises two groups of rotating shafts (504) which are arranged on a mounting frame (11) in a rotating mode, a plurality of cams (502) are connected to the rotating shafts (504) in an interference mode, the cams (502) are attached to the lower side of a conveying plate (6), a driving wheel (501) is fixedly connected to one end of each rotating shaft (504), a driving belt (503) is connected between the driving wheels (501) in a driving mode, a motor I (505) is arranged on one side, away from the driving wheels (501), of the mounting frame (11), and the output end of the motor I (505) is fixed with one rotating shaft (504) in a coaxial mode.

3. The feeding mechanism of a coal screening box according to claim 1, wherein: the material blocking assembly (4) comprises a clamping plate (402), screw holes are distributed in the fixing frame (14), bolts (403) corresponding to the screw holes are connected to the clamping plate (402) in a threaded mode, and blocking strips (401) are distributed on the lower side of the clamping plate (402) in an equidistant mode.

4. The feeding mechanism of a coal screening box according to claim 1, wherein: crushing subassembly (9) are including adorning rotation setting in inside crushing roller (902) of crushing case (3), motor II (901) are installed in the outside of crushing case (3), the output of motor II (901) runs through crushing case (3) and one of them crushing roller (902) coaxial fixed, gear (903) have been installed to one side that motor II (901) was kept away from to crushing roller (902), gear (903) rotate the outside that sets up in crushing case (3), and gear (903) intermeshing.

5. The feeding mechanism of a coal screening box according to claim 1, wherein: the conveying plate (6) on the upper side of the fixing frame (14) is provided with a distributing plate (12), and the inclination direction of the distributing plate (12) and the fixing frame (14) is opposite.