CN214262778U

CN214262778U - Sieving mechanism of coal picker

Info

Publication number: CN214262778U
Application number: CN202120102501.6U
Authority: CN
Inventors: 张军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-09-24
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a sieving mechanism of coal picker, including box and motor, the motor is installed on the right side of box, and motor and rotation axis interconnect, be provided with the belt on the rotation axis, and the rotation axis interconnect of belt and bottom, top be provided with the fan of blowing on the rotation axis, and the front end of the fan of blowing installs the fixture block. This sieving mechanism of coal picker, when washing the selection to coal, can open the motor cooperation fan of blowing, the fixture block promotes from top to bottom with the both sides of power pole to first hourglass net, be favorable to carrying out preliminary screening work to the coal on the first hourglass net, and blow the fan and can effectually blow the work to waste material and dust in the coal, make things convenient for crushed aggregates coal to get into and carry out secondary screening work on the second hourglass net, the cooperation belt makes the fan of blowing of bottom also to operate simultaneously, the more thorough of crushed aggregates separation in the coal of messenger, the efficiency of work is improved.

Description

Sieving mechanism of coal picker

Technical Field

The utility model relates to a coal picker technical field specifically is a sieving mechanism of coal picker.

Background

Impurities are inevitably mixed in the raw coal in the processes of generation, exploitation and transportation; along with the deep mining, the quality of raw coal is increasingly poor, in order to reduce impurities in the raw coal, effectively and reasonably utilize coal resources, and simultaneously, the coal can be divided into various products according to the quality and specification, the coal needs to be mechanically processed, the machines are generally called as coal washing and selecting equipment, and a coal separator is only one kind of washing and selecting equipment, but the coal separator in the current market still has the following problems:

1. when the existing coal separator is used for screening coal, dust and waste materials in the coal cannot be efficiently separated, so that the quality of the screened coal is low, and the use is influenced;

2. the coal cannot be conveniently conveyed after being screened, so that the labor is increased, and the coal is inconvenient to collect;

3. meanwhile, dust and waste materials blown off from the surface of coal cannot be collected conveniently, the working environment is influenced, and the follow-up utilization rate of coal is reduced.

Aiming at the problems, the innovative design is carried out on the basis of the original coal separator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism of coal picker, still exist following problem current coal picker in the existing market who proposes in solving above-mentioned background art when screening coal, unable efficient carries out the separation work to dust and waste material in the coal, it is low to lead to coal screening to accomplish the back quality, influence the use, and unable convenient conveying work that carries on after the coal screening is accomplished, the manpower has been strengthened, inconvenient collection work to coal, the dust and the waste material that can't be convenient blow fly to the coal surface simultaneously collect the work, influence operational environment, the problem of follow-up rate of utilization to coal has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: a screening device of a coal separator comprises a box body and a motor, wherein the motor is installed on the right side of the box body and is connected with a rotating shaft, the rotating shaft is provided with a belt, the belt is connected with the rotating shaft at the bottom, a blowing fan is arranged above the rotating shaft, the front end of the blowing fan is provided with a fixture block, the fixture block is connected with a power rod, the bottom end of the power rod is connected with one side of a first leakage net, the two sides of the first leakage net are respectively connected with the first and second leakage nets through rotating blocks, the bottom of the first leakage net is provided with a second leakage net, the two sides of the second leakage net are connected with a fixed block, the top end of the fixed block is sleeved with a pressure spring, one end of the pressure spring is connected with a low rod, the bottom end of the low rod is in contact with a pushing plate, and the bottom of the pushing plate is provided with a dust collection box, and the dust collecting box is positioned in the box body, the waste material box is arranged on the other side of the second air passing net, a power shaft penetrates through the inner wall of the waste material box, and a scraper plate is arranged at the front end of the power shaft.

Preferably, a rotating structure is formed between the rotating shafts through a belt, and two blowing fans are symmetrically distributed around the transverse center line of the belt.

Preferably, the clamping block is rotatably connected with the power rod, and the power rod is in an inverted L-shaped structure.

Preferably, the other end of the power rod is rotatably connected with one side of the first air passing net, the first air passing net is rotatably connected with the second air passing net through the rotating block, and the meshes of the second air passing net are smaller than those of the first air passing net.

Preferably, the low rod forms a telescopic structure through a pressure spring, the pushing plate which is in contact with the low rod is inclined, the bottom of the pushing plate is correspondingly provided with a dust collecting box, and the dust collecting box forms a sliding structure in the box body.

Preferably, the power shaft is in threaded connection with the inner wall of the waste material box, and the scraping plates at the front end of the power shaft are symmetrically distributed around the transverse center line.

Compared with the prior art, the beneficial effects of the utility model are that: the screening device of the coal picker comprises a coal picking device,

1. when coal is washed, the motor can be started to cooperate with the blowing fan, the clamping block and the power rod to push the two sides of the first leakage net up and down, primary screening work of coal on the first leakage net is facilitated, the blowing fan can effectively blow waste materials and dust in the coal to fly, crushed coal can conveniently enter the second leakage net to carry out secondary screening work, the blowing fan at the bottom is operated by cooperating with the belt, crushed coal in the coal is separated more thoroughly, the working efficiency is improved, and the quality of the coal after screening is ensured;

2. meanwhile, the low rods on the two sides of the second screen can continuously collide the pushing plate, so that the coal screened on the pushing plate can be vibrated to facilitate discharging from the pushing plate, the convenience of work is improved, the utilization rate of electric power is reduced, and the work of manual pushing is reduced;

3. when piling up too many waste materials and the inconvenient dust of dust and dropping in the waste material box, the staff can be through promoting the power axle for the scraper blade carries out clear stifled work to the dust outlet, makes things convenient for falling into of follow-up waste material and dust, has improved holistic practicality.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the left side of the whole body of the present invention;

FIG. 3 is a schematic view of a first screen and a blowing fan of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a box body; 2. a motor; 3. a rotating shaft; 4. a blower fan; 5. a clamping block; 6. a power rod; 7. a first leaky network; 8. rotating the block; 9. a first air-passing net; 10. a second air-passing net; 11. a second leaky network; 12. a fixed block; 13. a belt; 14. a pressure spring; 15. a low pole; 16. a push plate; 17. a dust collecting box; 18. a waste material box; 19. a power shaft; 20. a scraper.

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. 1-4, the present invention provides a technical solution: a screening device of a coal separator comprises a box body 1 and a motor 2, wherein the motor 2 is installed on the right side of the box body 1, the motor 2 is connected with a rotating shaft 3, a belt 13 is arranged on the rotating shaft 3, the belt 13 is connected with the rotating shaft 3 at the bottom, a blowing fan 4 is arranged on the rotating shaft 3 above, a clamping block 5 is installed at the front end of the blowing fan 4, the clamping block 5 is connected with a power rod 6, the bottom end of the power rod 6 is connected with one side of a first leakage net 7, two sides of the first leakage net 7 are respectively connected with a first air passing net 9 and a second air passing net 10 through a rotating block 8, a second leakage net 11 is arranged at the bottom of the first leakage net 7, two sides of the second leakage net 11 are connected with a fixed block 12, a pressure spring 14 is sleeved at the top end of the fixed block 12, one end of the pressure spring 14 is connected with a low rod 15, and the bottom end of the low rod 15 is contacted with a pushing plate 16, a dust collection box 17 is arranged at the bottom of the pushing plate 16, the dust collection box 17 is positioned in the box body 1, a waste material box 18 is arranged at the other side of the second air passing net 10, a power shaft 19 penetrates through the inner wall of the waste material box 18, and a scraper 20 is arranged at the front end of the power shaft 19;

a rotating structure is formed between the rotating shafts 3 through a belt 13, and two blowing fans 4 are symmetrically distributed about the transverse central line of the belt 13, so that the two blowing fans 4 can run simultaneously through the rotation of the belt 13, and the utilization rate of the motor 2 is increased;

the clamping block 5 is rotationally connected with the power rod 6, and the power rod 6 is in an inverted L-shaped structure, so that the clamping block 5 is matched with the power rod 6 to push, and the first screen 7 is pushed up and down subsequently,

the other end of the power rod 6 is rotatably connected with one side of the first leakage net 7, the first leakage net 7 is rotatably connected in the first air passing net 9 and the second air passing net 10 through the rotating block 8, meshes of the second leakage net 11 are smaller than meshes of the first leakage net 7, coal can be dropped by pushing the first leakage net 7 through the power rod 6, secondary screening work of the coal is facilitated, collection work of dust and crushed aggregates on the surface of the coal is facilitated in a shaking process, and the whole primary screening work is completed;

the low rod 15 forms a telescopic structure through the pressure spring 14, the push plate 16 which is in contact with the low rod 15 is inclined, the dust collection box 17 is correspondingly arranged at the bottom of the push plate 16, and the dust collection box 17 forms a sliding structure in the box body 1, so that the push plate 16 is favorably collided continuously through the low rod 15, coal on the push plate 16 is quickly shaken and collected, labor force is reduced, and the convenience of integral operation is improved;

the inner walls of the power shaft 19 and the waste box 18 are in threaded connection, and the scrapers 20 at the front end of the power shaft 19 are symmetrically distributed about a transverse center line, so that the waste blocked in the dust outlet can be cleaned through the rotation of the scrapers 20 on the power shaft 19, and the subsequent dust outlet can discharge the waste normally.

The working principle is as follows: according to the figures 1-3, firstly, coal is put into a box body 1, a motor 2 is started, the motor 2 is enabled to cooperate with a rotating shaft 3 and a belt 13 to carry out rotating work on an upper blowing fan 4 and a lower blowing fan 4, so that waste materials and dust in the coal screened on two leakage nets can be blown off simultaneously, the utilization rate of the motor 2 is increased, then a clamping block 5 on the blowing fan 4 drives a power rod 6 to push a first leakage net 7 and a second leakage net 11, the continuous swinging work on the first leakage net 7 is achieved, so that the smaller coal screened on the first leakage net 7 falls into the second leakage net 11, meanwhile, the dust and crushed aggregates stained on the surface of the coal can be blown into a waste material box 18 by the blowing fan 4 in cooperation with the second air passing net 10, the quality after the coal screening is ensured, the collection and treatment work on the subsequent waste materials is facilitated, and the secondary screening work on the coal on the second leakage net 11 by the blowing fan 4 and the power rod 6 is matched, the coal is fully washed, then the coal on the second screen 11 falls on the pushing plate 16, the pushing plate 16 is automatically pushed by matching with the inclined structure of the pushing plate 16, manpower is saved, meanwhile, the fixing blocks 12 on two sides of the second screen 11 are matched with the pressure springs 14 to extrude the low rods 15, so that the low rods 15 vibrate the pushing plate 16 at a high speed, the automatic conveying work of the screened coal is accelerated, the labor force is saved, and the overall convenience is improved;

according to the figures 1-4, the dust collecting box 17 can be pulled to clear away the dust in the dust collecting box, the cleanness in the box is ensured, the dust outlet is blocked by the waste materials and the dust accumulated in the waste material box 18 after long-term operation, subsequent use is influenced, the worker can push the power shaft 19 forward, the power shaft 19 is further pushed forward, meanwhile, the scraper 20 clears away the dust blocked by the dust outlet, the subsequent discharge of the dust and the waste materials is facilitated, the overall practicability is improved, the whole device works in the above way, and the content which is not described in detail in the description belongs to the prior art known by professional technicians in the field.

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 of coal picker, includes box (1) and motor (2), its characterized in that: the motor (2) is installed on the right side of the box body (1), the motor (2) is connected with the rotating shaft (3) in an interconnecting mode, the rotating shaft (3) is provided with a belt (13), the belt (13) is connected with the rotating shaft (3) at the bottom, a blowing fan (4) is arranged above the rotating shaft (3), a clamping block (5) is installed at the front end of the blowing fan (4), the clamping block (5) is connected with the power rod (6) in an interconnecting mode, the bottom end of the power rod (6) is connected with one side of the first leakage net (7), the two sides of the first leakage net (7) are connected with the first air passing net (9) and the second air passing net (10) through rotating blocks (8) respectively, the bottom of the first leakage net (7) is provided with the second leakage net (11), the two sides of the second leakage net (11) are connected with the fixing block (12) in an interconnecting mode, and the top end of the fixing block (12) is sleeved with a pressure spring (14), one end of the pressure spring (14) is connected with the lower rod (15), the bottom end of the lower rod (15) is in contact with the pushing plate (16), the bottom of the pushing plate (16) is provided with a dust collection box (17), the dust collection box (17) is located inside the box body (1), the other side of the second air passing net (10) is provided with a waste material box (18), the inner wall of the waste material box (18) penetrates through a power shaft (19), and the front end of the power shaft (19) is provided with a scraper (20).

2. The screening apparatus of a coal picker according to claim 1, wherein: the rotating structure is formed between the rotating shafts (3) through a belt (13), and two blowing fans (4) are symmetrically distributed around the transverse center line of the belt (13).

3. The screening apparatus of a coal picker according to claim 1, wherein: the clamping block (5) is rotatably connected with the power rod (6), and the power rod (6) is of an inverted L-shaped structure.

4. The screening apparatus of a coal picker according to claim 1, wherein: the other end of the power rod (6) is rotatably connected with one side of the first leakage net (7), the first leakage net (7) is rotatably connected with the second leakage net (10) in the first air passing net (9) through the rotating block (8), and the meshes of the second leakage net (11) are smaller than those of the first leakage net (7).

5. The screening apparatus of a coal picker according to claim 1, wherein: the low rod (15) forms a telescopic structure through a pressure spring (14), a pushing plate (16) which is in contact with the low rod (15) is inclined, a dust collection box (17) is correspondingly arranged at the bottom of the pushing plate (16), and the dust collection box (17) forms a sliding structure in the box body (1).

6. The screening apparatus of a coal picker according to claim 1, wherein: the power shaft (19) is in threaded connection with the inner wall of the waste box (18), and the scrapers (20) at the front end of the power shaft (19) are symmetrically distributed around the transverse center line.