CN216296593U

CN216296593U - A crushing screening installation for gangue

Info

Publication number: CN216296593U
Application number: CN202122500970.6U
Authority: CN
Inventors: 刘飞; 倪建明
Original assignee: Huaibei Normal University
Current assignee: Huaibei Normal University
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-15
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses crushing and screening equipment for coal gangue, which comprises a bracket, wherein a box body is fixedly connected to the bracket, a crushing cavity is formed in the box body, a crushing device for crushing the coal gangue is arranged in the crushing cavity, a screening device is fixedly connected to one side of the bracket, which is positioned below the box body, and the crushing device can adjust the crushing particle size of the coal gangue; and through the screening of solid screening section of thick bamboo, the not equidimension gangue granule of kibbling can be sieved in the sleeve of difference to flow from the discharge gate of difference, alright carry out the accuracy screening with the gangue granule according to the size like this, be favorable to the follow-up utilization of gangue.

Description

A crushing screening installation for gangue

Technical Field

The utility model relates to the technical field of coal gangue comprehensive utilization equipment, in particular to crushing and screening equipment for coal gangue.

Background

At present, more than 10 hundred million tons of coal gangue are accumulated in China, 1 hundred million tons of coal gangue are discharged every year, and China pays attention to the treatment and utilization of the coal gangue in order to eliminate pollution;

before the coal gangue is utilized, the coal gangue generally needs to be crushed and screened, and the structure of a crushing cavity of the existing coal gangue crusher cannot be changed, so that the size of crushed particles of the coal gangue cannot be adjusted, and the crushing effect and efficiency are influenced; and the prior crushing device can not accurately sieve coal gangue particles according to the sizes, so that the subsequent utilization of the coal gangue is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide crushing and screening equipment for coal gangue, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a crushing screening installation for gangue, includes the support, fixedly connected with box on the support, open the inside of box has crushing chamber, the inside in crushing chamber is equipped with the reducing mechanism who is used for smashing the gangue, the upper end of box is equipped with and is used for throwing into the feed inlet that smashes the intracavity with the gangue, on the support and be located the below one side fixedly connected with of box and be used for carrying out the screening plant that sieves kibbling gangue according to the particle size of gangue, just the inside space size of reducing mechanism can change in order to realize the regulation to the gangue crushing particle size, screening plant can sieve the gangue of more than two kinds of particle sizes at least.

Preferably, the reducing mechanism includes the crushing wheel, the crushing wheel passes through first motor drive and rotates in the inside of smashing the chamber, one side that just is located the crushing wheel on the lateral wall in crushing chamber is equipped with slidable and smashes the wall, smash and be equipped with big-end-up's crushing clearance between wheel and the crushing wall, just crushing particle size that the adjustable realization of crushing clearance between crushing wheel and the crushing wall adjusted the coal gangue.

Preferably, fixedly connected with gag lever post on the outer wall of crushing wall, gag lever post sliding connection is on the lateral wall of box, just it has a plurality of pinholes to open on the lateral wall of gag lever post, be equipped with on the lateral wall of box and be used for inserting the inside pin rod realization of pinhole and fix crushing wall.

Preferably, screening plant includes the horizontal solid fixed cylinder on the support of putting, the one end below that the box was kept away from to the solid fixed cylinder is opened side by side has a plurality of discharge gates, the inside of solid fixed cylinder is rotated and is connected with a screening section of thick bamboo, a screening section of thick bamboo is cup jointed by the sleeve of a plurality of different diameters and is formed, the turbine is carried kibbling gangue to the most inside sleeve in, it has the sieve mesh to open on a plurality of sleeves, just the sieve mesh from interior to exterior reduces in proper order, and the one end that a plurality of sleeves are close to the discharge gate shortens in proper order outside by interior and realizes that the gangue of different particle sizes flows from the discharge gate of difference.

Preferably, the inside turbine that is used for carrying kibbling gangue to the screening plant in that rotates in the below in crushing chamber, the one end of turbine extends to the inside and the fixedly connected with driving gear of solid fixed cylinder, it is connected with driven gear to rotate on the lateral wall of solid fixed cylinder, the driving gear passes through driven gear drive screening section of thick bamboo and rotates.

Compared with the prior art, the utility model has the beneficial effects that: after the first motor drives the crushing wheel to rotate, the coal gangue in the crushing cavity can be crushed in the crushing gap between the crushing wheel and the crushing wall, and the crushing size of the coal gangue can be adjusted after the size of the crushing gap is adjusted by sliding the crushing wall, so that the crushing effect and efficiency are improved; and through the screening of solid screening section of thick bamboo, the not equidimension gangue granule of kibbling can be sieved in the sleeve of difference to flow from the discharge gate of difference, alright carry out the accuracy screening with the gangue granule according to the size like this, be favorable to the follow-up utilization of gangue.

Drawings

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

FIG. 2 is a cross-sectional view of the overall construction of the present invention;

FIG. 3 is a cross-sectional view of the housing, crushing chamber and crushing apparatus of the present invention;

FIG. 4 is a cross-sectional view of the housing, grinding chamber, screening device and turbine of the present invention;

FIG. 5 is a cross-sectional view of the stationary drum, the sifting drum, the discharge port and the turbine of the present invention;

FIG. 6 is an exploded view of the crushing wall, the stop bar, the pin hole and the pin bar of the present invention.

In the figure: 1. support, 2, box, 201, feed inlet, 3, crushing chamber, 4, reducing mechanism, 401, crushing wheel, 402, first motor, 403, crushing wall, 404, gag lever post, 405, pinhole, 406, pin pole, 5, screening plant, 501, fixed cylinder, 502, screening cylinder, 5021, sleeve, 5022, defeated material passageway, 5023, helical blade, 503, discharge gate, 6, turbine, 601, driving gear, 7, second motor, 8, driven gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a crushing screening installation for gangue, includes support 1, fixedly connected with box 2 on the support 1, open the inside of box 2 has crushing chamber 3, the upper end of box 2 is equipped with and is used for throwing into the coal gangue feed inlet 201 in crushing chamber 3, the inside in crushing chamber 3 is equipped with the reducing mechanism 4 that is used for smashing the coal gangue, on the support 1 and be located box 2 below one side fixedly connected with be used for carrying out the screening plant 5 that sieves kibbling coal gangue according to the particle size of coal gangue, just the inside space size of reducing mechanism 4 can change in order to realize the regulation to the coal gangue crushing particle size, screening plant 5 can sieve the coal gangue of more than two kinds of particle sizes at least to satisfy the basic demand of screening.

In order to realize the crushing treatment of the coal gangue, specifically, the crushing device 4 includes a crushing wheel 401, the crushing wheel 401 is driven by a first motor 402 to rotate inside the crushing cavity 3, the first motor 402 is fixedly connected to the support 1, an output shaft of the first motor 402 is connected with an end of the crushing wheel 401 through a belt, so that when the first motor 402 is started, the output shaft of the first motor 402 drives the crushing wheel 401 to rotate, a slidable crushing wall 403 is arranged on the side wall of the crushing cavity 3 and on one side of the crushing wheel 401, a crushing gap with a large upper portion and a small lower portion is arranged between the crushing wheel 401 and the crushing wall 403, and the size of crushed particles of the coal gangue can be adjusted by adjusting the crushing gap between the crushing wheel 401 and the crushing wall 403.

In order to adjust the size of the crushing gap after the crushing wall 403 can slide, a limiting rod 404 is fixedly connected to the outer wall of the crushing wall 403, the limiting rod 404 is slidably connected to the side wall of the box body 2, a plurality of pin holes 405 are formed in the side wall of the limiting rod 404, a pin 406 for inserting into the pin holes 405 is arranged on the side wall of the box body 2 to fix the crushing wall 403, as shown in fig. 6, the limiting rod 404 can slide on the side wall of the box body 2 after the pin 406 is removed, so that the crushing wall 403 can move towards the crushing wheel 401 or away from the crushing wheel 401, and then the size of the crushing gap is adjusted, and when the crushing gap is properly adjusted, the pin 406 can be inserted into the pin holes 405 to fix the crushing wall 403.

In order to realize accurate screening of crushed coal gangue according to particle size, the screening device 5 comprises a fixed cylinder 501 horizontally and transversely arranged on a support 1, a plurality of discharge ports 503 are arranged below one end of the fixed cylinder 501 far away from a box body 2 side by side, a screening cylinder 502 is rotatably connected inside the fixed cylinder 501, the screening cylinder 502 is formed by sleeving a plurality of sleeves 5021 with different diameters, a material conveying channel 5022 is arranged between adjacent sleeves 5021, a helical blade 5023 for driving the coal gangue particles to move is arranged on the side wall of each material conveying channel 5022, so that the coal gangue particles move in the material conveying channel 5022, the crushed coal gangue is conveyed into the innermost sleeve 5021 by a turbine 6 (one end of the turbine 6 close to the sleeve 5021 is provided with a connecting sleeve which transports the coal gangue into the innermost sleeve 5021), sieve holes are formed in the plurality of sleeves 5021, and the sieve holes formed in the innermost sleeve 5021 are the largest, more open the sieve mesh that has on outer sleeve 5021 and reduce, cause the gangue granule to carry out screening layer upon layer through sleeve 5021 from interior to exterior, realize that the gangue granule of different size granules falls in the inside of corresponding defeated material passageway 5022, and as shown in fig. 4, the left end length of a plurality of sleeves 5021 is different, the left segment length of inlayer 5021 is the longest (cause the left end of inlayer 5021 and the discharge gate 503 of leftmost end to align), more outer sleeve 5021's length is shorter (every sleeve 5021 aligns with other discharge gates 503 respectively in proper order), realize that the gangue of different granule sizes flows from different discharge gates 503, traditional screening comprehensive utilization axial space has been compared to this kind of form, improve screening efficiency.

In order to realize that the sieving barrel 502 can rotate in linkage with the turbine 6, specifically, the turbine 6 for conveying the crushed coal gangue into the sieving device 5 is rotatably connected to the inner part below the crushing cavity 3, the turbine 6 is driven by the second motor 7 to rotate, the second motor 7 is fixedly connected to the side wall of the bracket 1, the output shaft of the second motor 7 is connected to the end part of the turbine 6 through a belt, so that when the second motor 7 is started, the output shaft of the second motor 7 drives the turbine 6 to rotate, one end of the turbine 6 extends to the inner part of the fixed barrel 501 and is fixedly connected with a driving gear 601, the side wall of the fixed barrel 501 is rotatably connected with a driven gear 8, the driving gear 601 drives the sieving barrel 502 to rotate through the driven gear 8, as shown in fig. 4, the number of the driven gears 8 is multiple, and the multiple driven gears 8 are uniformly distributed around the driving gear 601, and driven gear 8 is connected with the meshing of driving gear 601, and driven gear 8 is connected with the lateral wall meshing of screening section of thick bamboo 502 simultaneously, and when driving gear 601 rotated along with turbine 6, driving gear 601 area driven gear 8 rotated to realize driven gear 8 area screening section of thick bamboo 502 rotation.

The working principle is as follows: move crushing wall 403 on box 2 during the use, cause to smash after wall 403 removes and to realize the regulation to smashing the clearance, smash the clearance and transfer the back, start first motor 402 and second motor 7, pour the gangue into the inside of smashing chamber 3 from feed inlet 201 this moment, crushing wheel 401 rotates the back this moment, smash the gangue in smashing the clearance, the gangue after smashing can fall in the bottom of smashing chamber 3 and transport to the inside of screening section of thick bamboo 502 through turbine 6, the screening through screening section of thick bamboo 502 like this, the realization is sieved the gangue after smashing according to different particle sizes, and discharge the gangue after will sieving through a plurality of discharge gates 503, accomplish the crushing and the screening operation of gangue then, be favorable to the subsequent utilization of gangue like this.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crushing screening installation for coal gangue, includes support (1), fixedly connected with box (2) on support (1), open the inside of box (2) has crushing chamber (3), its characterized in that: the inside in crushing chamber (3) is equipped with reducing mechanism (4) that are used for smashing the gangue, on support (1) and be located below one side fixedly connected with screening plant (5) of box (2), just the inside space size of reducing mechanism (4) can change in order to realize the regulation to the gangue crushing particle diameter, screening plant (5) can sieve the gangue of particle diameter more than two kinds at least.

2. The crushing and screening device for coal gangue as claimed in claim 1, wherein: the smashing device (4) comprises a smashing wheel (401), the smashing wheel (401) is driven to rotate inside the smashing cavity (3) through a first motor (402), and a slidable smashing wall (403) is arranged on the side wall of the smashing cavity (3) and located on one side of the smashing wheel (401).

3. The crushing and screening device for the coal gangue as claimed in claim 2, wherein: fixedly connected with gag lever post (404) on the outer wall of crushing wall (403), gag lever post (404) sliding connection is on the lateral wall of box (2), just it has a plurality of pinhole (405) to open on the lateral wall of gag lever post (404), be equipped with on the lateral wall of box (2) and be used for inserting pin pole (406) inside pinhole (405).

4. The crushing and screening device for coal gangue as claimed in claim 1, wherein: screening device (5) are including the horizontal fixed cylinder (501) of putting on support (1), the one end below of keeping away from box (2) of fixed cylinder (501) is opened side by side and is had a plurality of discharge gates (503), the inside rotation of fixed cylinder (501) is connected with a screening section of thick bamboo (502), a screening section of thick bamboo (502) are cup jointed by sleeve (5021) of a plurality of different diameters and are formed.

5. The crushing and screening device for coal gangue as claimed in claim 4, wherein: the inside turbine (6) that is used for carrying kibbling gangue to screening plant (5) of being connected with of the below internal rotation in crushing chamber (3), the one end of turbine (6) extends to the inside and fixedly connected with driving gear (601) of solid fixed cylinder (501), it is connected with driven gear (8) to rotate on the lateral wall of solid fixed cylinder (501), it is rotatory that driven gear (601) pass through driven gear (8) drive screening section of thick bamboo (502).