CN211303737U

CN211303737U - Sieving mechanism for coal mining

Info

Publication number: CN211303737U
Application number: CN201921413987.4U
Authority: CN
Inventors: 罗亚洲
Original assignee: Individual
Current assignee: Shaanxi Fengyuan Xinyao Technology Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-08-21
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a sieving mechanism is adopted in coal mining, including casing, feeder hopper, screen shell, screen assembly, lower hopper and moving mechanism, the feeder hopper is installed at the top of casing and is communicate each other rather than, the screen shell setting just communicates each other with the feeder hopper in the inside of casing. The utility model discloses a set up moving mechanism, driving motor among the moving mechanism drives the rolling disc rotation through the drive pivot, the rolling disc drives the movable rod through first pivot and second pivot and is the side-to-side motion, thereby control about the drive screen shell, for artifical raise the colliery screen sizing on, time saving and labor saving, the screening efficiency has been improved, and control about the screen shell, can avoid the phenomenon that the sieve blockked up to appear, can dismantle the sieve from the screen shell through setting up screen cloth subassembly, the dismouting mode is simple and convenient, when the sieve damages, be convenient for change and maintain it, bring very big facility for screening work.

Description

Sieving mechanism for coal mining

Technical Field

The utility model relates to a colliery technical field specifically is a sieving mechanism is adopted in colliery.

Background

At present, the colliery to the exploitation needs to filter it, thereby need use sieving mechanism, current colliery is when screening, adopt the manual work to raise the colliery generally and sieve on the screen cloth, because the whole specification in colliery is not unified, and there is the colliery to bond together, the phenomenon of jam appears easily, partial colliery is because the shape is irregular, can be with the sieve mesh jam on the screen cloth, thereby influence the progress of screening, and the screen cloth is fixed usually, when the filter screen damages, be not convenient for change and maintain it, bring very big facility for screening work, for this reason, we propose a sieving mechanism for coal mining, in order to solve the problem that proposes among the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism is adopted in coal mining to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a screening device for coal mining comprises a shell, a feed hopper, a screen shell, a screen component, a discharging hopper and a moving mechanism, wherein the feed hopper is installed at the top of the shell and is communicated with the shell, the screen shell is arranged in the shell and is communicated with the feed hopper, sliding grooves are formed in the top of the inner wall of the shell and are positioned on the left side and the right side of the feed hopper, sliding rods are fixedly connected to the inner wall of the sliding grooves, sliding blocks are movably connected to the surfaces of the sliding rods, the top of the screen shell is fixedly connected with the sliding blocks, the screen component is installed at the bottom of the screen shell, the discharging hopper is installed in the shell and is positioned below the screen component, the bottom of the discharging hopper penetrates through the shell and extends to the outside of the shell, and the moving mechanism is installed on;

the screen assembly comprises a screen plate, the screen plate is arranged at the bottom of a screen shell, a limiting block is arranged at the top of the screen plate, the top of the limiting block penetrates through the screen shell and extends into the screen shell, the limiting block is fixedly connected with the screen shell through a bolt, clamping blocks are arranged on the left side and the right side of the screen plate, a first connecting block is fixedly connected to the top of each clamping block, a second connecting block is fixedly connected to the left side and the right side of the screen shell, a connecting rod is arranged between the first connecting block and the second connecting block which are located on the same side, and the connecting rod is fixedly connected with the first connecting block and the second connecting block through two hinge;

moving mechanism includes the mounting panel, the right side at the casing is installed to the mounting panel, driving motor is installed at the top of mounting panel, install the drive pivot on driving motor's the output shaft, the bottom of drive pivot runs through the mounting panel and extends to its outside rather than swing joint, the rolling disc is installed to the bottom of drive pivot, first pivot is installed to the bottom of rolling disc, the surperficial swing joint of first pivot has the dwang, the bottom of dwang is provided with the movable rod, through second pivot swing joint between dwang and the movable rod, the left end of movable rod runs through the casing and extends to its inside and sieve shell fixed connection.

Preferably, the left side fixedly connected with locating lever of sieve shell, the left end of locating lever runs through the casing and extends to its outside rather than swing joint, the left side fixedly connected with fastening block of locating lever.

Preferably, the surface of the positioning rod is sleeved with a spring, and two ends of the spring are respectively fixedly connected with the shell and the sieve shell.

Preferably, a door body is installed on the front face of the shell, and a handle is installed on the front face of the door body.

Preferably, the top of the rotating disc is fixedly connected with a reinforcing block, and one side of the reinforcing block, which is close to the driving rotating shaft, is fixedly connected with the reinforcing block.

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

1. the utility model discloses a set up moving mechanism, driving motor among the moving mechanism drives the rolling disc rotation through the drive pivot, the rolling disc drives the movable rod through first pivot and second pivot and is the side-to-side motion, thereby control about the drive screen shell, for artifical raise the colliery screen sizing on, time saving and labor saving, the screening efficiency has been improved, and control about the screen shell, can avoid the phenomenon that the sieve blockked up to appear, can dismantle the sieve from the screen shell through setting up screen cloth subassembly, the dismouting mode is simple and convenient, when the sieve damages, be convenient for change and maintain it, bring very big facility for screening work.

2. The utility model discloses a locating lever and fastening block mutually support, have played the effect of leading to the screen shell, have played the effect of carrying out the buffering to the screen shell through setting up the spring, have played the effect of being convenient for maintain and change the sieve through setting up the door body, have played the effect of carrying out the reinforcement to the junction of rolling disc and drive pivot through setting up the boss.

Drawings

FIG. 1 is a sectional view of the front view of the present invention;

FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of B-B of FIG. 1 according to the present invention;

FIG. 4 is a schematic structural view of the front view of the present invention;

fig. 5 is a schematic structural view of a bottom view of the turntable according to the present invention.

In the figure: the screen comprises a shell body 1, a feed hopper 2, a screen shell 3, a screen assembly 4, a screen plate 41, a limiting block 42, a bolt 43, a clamping block 44, a first connecting block 45, a second connecting block 46, a connecting rod 47, a pin shaft 48, a hopper 5, a moving mechanism 6, a mounting plate 61, a driving motor 62, a driving rotating shaft 63, a rotating disc 64, a first rotating shaft 65, a rotating rod 66, a moving rod 67, a second rotating shaft 68, a sliding chute 7, a sliding rod 8, a sliding block 9, a positioning rod 10, a fastening block 11, a spring 12, a door body 13 and a reinforcing block 14.

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.

Referring to fig. 1-5, a screening device for coal mining comprises a housing 1, a feed hopper 2, a screen shell 3, a screen mesh component 4, a discharge hopper 5 and a moving mechanism 6, wherein the feed hopper 2 is installed at the top of the housing 1 and is communicated with the housing 1, the screen shell 3 is arranged inside the housing 1 and is communicated with the feed hopper 2, the left side of the screen shell 3 is fixedly connected with a positioning rod 10, the left end of the positioning rod 10 penetrates through the housing 1 and extends to the outside of the housing to be movably connected with the housing, the left side of the positioning rod 10 is fixedly connected with a fastening block 11, the positioning rod 10 and the fastening block 11 are matched with each other to play a role of guiding the screen shell 3, a spring 12 is sleeved on the surface of the positioning rod 10, two ends of the spring 12 are respectively fixedly connected with the housing 1 and the screen shell 3, the spring 12 plays a role of buffering the screen shell 3, chutes 7 are formed at the top of the inner wall of the, fixedly connected with slide bar 8 on the inner wall of spout 7, the surperficial swing joint of slide bar 8 has slider 9, the top and the slider 9 fixed connection of screen shell 3, screen cloth subassembly 4 installs in the bottom of screen shell 3, hopper 5 installs in the inside of casing 1 and is located the below of screen cloth subassembly 4 down, and the bottom of hopper 5 runs through casing 1 and extends to its outside down, and moving mechanism 6 installs the right side at casing 1.

Screen cloth component 4 includes sieve 41, sieve 41 sets up the bottom at screen shell 3, the door body 13 is installed in the front of casing 1, the handle is installed in the front of door body 13, play the effect of being convenient for maintain and change sieve 41 through setting up door body 13, stopper 42 is installed at the top of sieve 41, the top of stopper 42 is run through screen shell 3 and is extended to inside it, stopper 42 passes through

bolt

43 and 3 fixed connection of screen shell, the left and right sides of sieve 41 all is provided with fixture block 44, the first connecting block 45 of top fixedly connected with of fixture block 44, the equal fixedly connected with second connecting block 46 of the left and right sides of screen shell 3, be located and be provided with connecting rod 47 between the first connecting block 45 and the second connecting block 46 of homonymy, connecting rod 47 through two round pin axles 48 respectively with first connecting block 45 and second connecting block 46 fixed connection.

The moving mechanism 6 comprises an installation plate 61, the installation plate 61 is installed on the right side of the shell 1, a driving motor 62 is installed at the top of the installation plate 61, a driving rotating shaft 63 is installed on an output shaft of the driving motor 62, the bottom end of the driving rotating shaft 63 penetrates through the installation plate 61 and extends to the outside to be movably connected with the installation plate, a rotating disc 64 is installed at the bottom end of the driving rotating shaft 63, a reinforcing block 14 is fixedly connected to the top of the rotating disc 64, one side, close to the driving rotating shaft 63, of the reinforcing block 14 is fixedly connected with the reinforcing block, the reinforcing effect on the connecting position of the rotating disc 64 and the driving rotating shaft 63 is achieved through the reinforcing block 14, a first rotating shaft 65 is installed at the bottom of the rotating disc 64, the first rotating shaft 65 is installed at the rear side of the bottom of the rotating disc 64, a rotating rod 66 is movably connected to the surface of the first rotating shaft, the rotating disc 64, the first rotating shaft 65, the rotating rod 66, the movable rod 67 and the second rotating shaft 68 form a crank connecting rod structure, the rotating disc 64 rotates to enable the movable rod 67 to move left and right, and the left end of the movable rod 67 penetrates through the shell 1 and extends to the inside of the shell to be fixedly connected with the screen shell 3.

The working principle is as follows: when the coal mine stone screening device is used, coal mine stones are placed into the screen shell 3 through the feeding hole 2 and can be conveyed by adopting a conveyor belt and the like, the driving motor 62 is started, the driving motor 62 drives the rotating disc 64 to rotate through the driving rotating shaft 63, the second rotating shaft 68 is respectively movably connected with the rotating disc 66 and the movable rod 67, the rotating disc 64 drives the movable rod 67 to move left and right through the first rotating shaft 65 and the second rotating shaft 68, the movable rod 67 drives the screen shell 3 to move left and right, the screen shell 3 moves left and right on the surface of the sliding rod 8 through the sliding block 9, the screen shell 3 drives the positioning rod 10 to move left and right, the coal mine stones in the screen shell 3 are screened, the screened coal ores enter the blanking hopper 5 through the screen plate 41, when the screen plate 41 needs to be maintained or replaced, the door body 13 is opened through a handle, the two pin shafts 48 are respectively taken out from the first connecting block 45 and the second connecting block 46, the bolt 43 is removed from the screen casing 3, and the screen plate 41 is removed.

In summary, the following steps: this sieving mechanism for coal mining, through setting up moving mechanism 6, driving motor 62 in moving mechanism 6 drives the rolling disc 64 rotation through drive pivot 63, rolling disc 64 drives movable rod 67 through first pivot 65 and second pivot 68 and is the side-to-side motion, thereby it removes about driving screen shell 3, for artifical raise the colliery screen cloth with the colliery screen cloth on sieve, time saving and labor saving, the screening efficiency is improved, and remove about screen shell 3, can avoid the phenomenon that blockking up to appear in sieve 41, through setting up screen assembly 4, can dismantle sieve 41 from screen shell 3, the dismouting mode is simple and convenient, when sieve 41 damages, be convenient for change and maintain it, bring very big facility for screening work.

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

Claims

1. The utility model provides a sieving mechanism for coal mining, includes casing (1), feeder hopper (2), screen shell (3), screen assembly (4), lower hopper (5) and moving mechanism (6), its characterized in that: the feed hopper (2) is arranged at the top of the shell (1) and communicated with the shell, the sieve shell (3) is arranged in the shell (1) and is communicated with the feed hopper (2), the top of the inner wall of the shell (1) and the left and right sides of the feed hopper (2) are both provided with sliding chutes (7), a sliding rod (8) is fixedly connected on the inner wall of the sliding chute (7), a sliding block (9) is movably connected on the surface of the sliding rod (8), the top of the sieve shell (3) is fixedly connected with the sliding block (9), the screen assembly (4) is arranged at the bottom of the sieve shell (3), the discharging hopper (5) is arranged in the shell (1) and is positioned below the screen assembly (4), the bottom of the discharging hopper (5) penetrates through the shell (1) and extends to the outside of the shell, and the moving mechanism (6) is installed on the right side of the shell (1);

the screen assembly (4) comprises a screen plate (41), the screen plate (41) is arranged at the bottom of the screen shell (3), the top of the sieve plate (41) is provided with a limiting block (42), the top of the limiting block (42) penetrates through the sieve shell (3) and extends to the inside of the sieve shell, the limiting block (42) is fixedly connected with the sieve shell (3) through a bolt (43), clamping blocks (44) are arranged on the left side and the right side of the sieve plate (41), the tops of the clamping blocks (44) are fixedly connected with first connecting blocks (45), the left side and the right side of the screen shell (3) are both fixedly connected with second connecting blocks (46), a connecting rod (47) is arranged between the first connecting block (45) and the second connecting block (46) which are positioned at the same side, the connecting rod (47) is respectively and fixedly connected with the first connecting block (45) and the second connecting block (46) through two pin shafts (48);

the moving mechanism (6) comprises a mounting plate (61), the mounting plate (61) is mounted on the right side of the shell (1), a driving motor (62) is installed at the top of the mounting plate (61), a driving rotating shaft (63) is installed on an output shaft of the driving motor (62), the bottom end of the driving rotating shaft (63) penetrates through the mounting plate (61) and extends to the outside to be movably connected with the mounting plate, a rotating disc (64) is arranged at the bottom end of the driving rotating shaft (63), a first rotating shaft (65) is arranged at the bottom of the rotating disc (64), the surface of the first rotating shaft (65) is movably connected with a rotating rod (66), the bottom of the rotating rod (66) is provided with a movable rod (67), the rotating rod (66) is movably connected with the movable rod (67) through a second rotating shaft (68), the left end of the movable rod (67) penetrates through the shell (1) and extends to the interior of the shell to be fixedly connected with the screen shell (3).

2. The screening apparatus for coal mining according to claim 1, wherein: the left side fixedly connected with locating lever (10) of screen shell (3), the left end of locating lever (10) runs through casing (1) and extends to its outside rather than swing joint, the left side fixedly connected with fastening block (11) of locating lever (10).

3. The screening apparatus for coal mining according to claim 2, wherein: the surface of the positioning rod (10) is sleeved with a spring (12), and two ends of the spring (12) are fixedly connected with the shell (1) and the sieve shell (3) respectively.

4. The screening apparatus for coal mining according to claim 1, wherein: the front surface of the shell (1) is provided with a door body (13), and the front surface of the door body (13) is provided with a handle.

5. The screening apparatus for coal mining according to claim 1, wherein: the top of the rotating disc (64) is fixedly connected with a reinforcing block (14), and one side, close to the driving rotating shaft (63), of the reinforcing block (14) is fixedly connected with the reinforcing block.