CN215743704U

CN215743704U - Raw coal crushing device capable of avoiding raw coal waste

Info

Publication number: CN215743704U
Application number: CN202120848379.7U
Authority: CN
Inventors: 丁闯; 李蛟龙; 谈思权
Original assignee: Hebi Dingju Thermal Energy Co ltd
Current assignee: Hebi Dingju Thermal Energy Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2022-02-08
Anticipated expiration: 2031-04-23

Abstract

The utility model provides a raw coal crushing device capable of avoiding raw coal waste, which comprises a crushing barrel, supporting legs, two crushing rollers, a feeding hopper, a discharging guide hopper, a mounting plate arranged on the inner wall of the lower end of the discharging hopper, a stirring motor arranged at the bottom of the mounting plate and an output shaft upwards penetrating through the mounting plate, a stirring shaft connected with the output shaft of the stirring motor and upwards penetrating through the discharging hopper and extending to the inside of the crushing barrel, stirring blades arranged on the stirring shaft and scraping plates arranged at the ends of the stirring blades and used for cleaning materials adhered to the inner wall of the crushing barrel and the inner wall of the discharging guide hopper. The raw coal crushing device capable of avoiding raw coal waste not only can crush raw coal, but also can avoid crushed materials from being adhered to the inner wall of the crushing device and being retained at the bottom of the crushing device, thereby avoiding material waste.

Description

Raw coal crushing device capable of avoiding raw coal waste

Technical Field

The utility model belongs to the technical field of raw coal crushing for boiler incineration, and particularly relates to a raw coal crushing device capable of avoiding raw coal waste.

Background

In the process of boiler incineration, coal is generally used. Because the volume of raw coal is usually large, it is usually necessary to pulverize the raw coal in order to facilitate the combustion of the raw coal.

Although the existing raw coal crushing device can crush raw coal, the crushed materials adhered to the inner wall of the crushing device cannot be cleaned, and the bottom of the crushing device is generally in a horizontal structure, so that the crushed materials are easily retained at the bottom of the crushing device, and the existing raw material crushing device is easy to cause material waste.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a raw coal pulverizing device capable of avoiding waste of raw coal, which not only can pulverize raw coal, but also can avoid pulverized materials from adhering to the inner wall of the pulverizing device, and avoid pulverized materials from being retained at the bottom of the pulverizing device, thereby avoiding waste of materials.

In order to solve the technical problems, the utility model adopts the technical scheme that: a raw coal crushing device capable of avoiding raw coal waste comprises a crushing barrel, supporting legs arranged at the bottom of the crushing barrel, two crushing rollers arranged inside the upper end of the crushing barrel and driven by a driving motor, a feed hopper arranged at the top of the crushing barrel and matched with the crushing rollers, and a discharge hopper arranged at the bottom of the crushing barrel, wherein the upper end of the discharge hopper is provided with a small opening, and the lower end of the discharge hopper is provided with a large opening, the setting on the lower extreme inside wall of crushing barrel and with the ejection of compact of play hopper looks adaptation guide hopper, the mounting panel of setting on play hopper lower extreme inner wall, the agitator motor who upwards passes the mounting panel in the bottom of mounting panel and output shaft, be connected with agitator motor's output shaft and upwards pass out the hopper and extend to the inside (mixing) shaft of crushing barrel, the stirring vane that sets up on the (mixing) shaft and the setting tip that sets up at stirring vane just is used for carrying out the flitch of scraping that clears up the material of adhesion on the inner wall of crushing barrel inner wall and ejection of compact guide hopper.

Furthermore, a transparent observation window is arranged at the side end of the crushing cylinder.

Furthermore, still be provided with the touch-control display screen that PLC controller and be connected with the PLC controller communication on the crushing barrel lateral wall, the PLC controller is connected with driving motor, agitator motor communication respectively.

Furthermore, the bottom of the supporting leg is also provided with a supporting cushion block, and the supporting cushion block is also provided with an anchor bolt used for being fixed with the ground.

Compared with the prior art, the utility model has the following beneficial effects: firstly, a driving motor can be started to enable a crushing roller to start working, a stirring motor is started to enable a stirring shaft, stirring blades and a scraping plate to rotate, then raw coal to be crushed is added into a crushing barrel through a feed hopper, the raw coal falls onto the crushing roller to be crushed, the crushed raw coal leaves the crushing barrel from a discharge hopper at the stirring shaft of the stirring shaft and the stirring blades to form a discharging process, and blockage in the discharging process is avoided; the scraping plate can clean materials adhered to the inner wall of the crushing cylinder and the inner wall of the discharging guide hopper in the rotating process of the stirring blade; the discharging guide hopper matched with the discharging hopper is arranged on the inner side wall of the lower end of the crushing barrel, so that the discharging process of the crushed raw coal can be guided to enter the discharging hopper for discharging, and the crushed raw coal is prevented from being retained on the inner wall of the bottom of the crushing barrel; consequently, this application technical scheme, not only can carry out shredding to the raw coal, but also can avoid the material adhesion after smashing on reducing mechanism's inner wall, avoid the material after smashing to be detained in reducing mechanism's bottom, and then avoid causing the waste of material.

Secondly, through the transparent observation window, a user can conveniently check the crushing process and the discharging process of the materials inside the crushing channel; through the cooperation of PLC controller, touch-control display screen, can conveniently control driving motor, agitator motor, and then realize smashing in-process, ejection of compact auxiliary process to the volume of reaching far away.

Thirdly, through the matching of the supporting cushion block and the foundation bolt, the stability of the device in the working process can be ensured, and the deviation of the device in the working process can be avoided; however, when the device is required to be moved, only the anchor bolt needs to be separated from the ground.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic front sectional view of the present invention.

In the figure: 1. a milling drum; 2. supporting legs; 3. a crushing roller; 4. a feed hopper; 5. a discharge hopper; 6. a discharging guide hopper; 7. mounting a plate; 8. a stirring motor; 9. a stirring shaft; 10. a stirring blade; 11. a scraping plate; 12. a transparent viewing window; 13. a PLC controller; 14. a touch display screen; 15. supporting the cushion block; 16. and (7) anchor bolts.

Detailed Description

In order to better understand the present invention, the following examples are further provided to clearly illustrate the contents of the present invention, but the contents of the present invention are not limited to the following examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.

As shown in figure 1, a raw coal crushing device capable of avoiding raw coal waste, which comprises a crushing barrel 1, supporting legs 2 arranged at the bottom of the crushing barrel 1, two crushing rollers 3 arranged inside the upper end of the crushing barrel 1 and driven by a driving motor, a feed hopper 4 arranged at the top of the crushing barrel 1 and matched with the crushing rollers 3, a discharge hopper 5 arranged at the bottom of the crushing barrel 1 and provided with a small upper end opening and a large lower end opening, a discharge guide hopper 6 arranged on the inner side wall of the lower end of the crushing barrel 1 and matched with the discharge hopper 5, a mounting plate 7 arranged on the inner wall of the lower end of the discharge hopper 5, a stirring motor 8 arranged at the bottom of the mounting plate 7 and provided with an output shaft upwards penetrating through the mounting plate 7, a stirring blade 9 connected with the output shaft of the stirring motor 8 and upwards penetrating through the discharge hopper 5 and extending to the inside of the crushing barrel 1, a stirring blade 10 arranged on the stirring shaft 9 and a stirring shaft arranged at the end part of the stirring blade 10 and used for adhering to the inner wall of the crushing barrel 1 and discharging barrel 1 and the stirring shaft 9 And a scraper plate 11 for cleaning the materials on the inner wall of the guide hopper 6.

The side end of the crushing cylinder 1 is also provided with a transparent observation window 12.

Still be provided with PLC controller 13 on the crushing barrel 1 lateral wall and with the touch-control display screen 14 that PLC controller 13 communication is connected, PLC controller 13 is connected with driving motor, agitator motor 8 communication respectively.

The bottom of the supporting leg 2 is further provided with a supporting cushion block 15, and the supporting cushion block 15 is further provided with an anchor bolt 16 for fixing with the ground.

The PLC controller 13 is of the model AMX-FX3U-26 MT-E. The model of the touch display screen 14 is DOP-107 BV.

Specifically, the driving motor can be started firstly to enable the crushing roller 3 to start working, the stirring motor 8 is started to enable the stirring shaft 9, the stirring blades 10 and the scraping plate 11 to rotate, then raw coal to be crushed is added into the crushing barrel 1 through the feed hopper 4, the raw coal falls onto the crushing roller 3 to be crushed, the crushed raw coal leaves the crushing barrel 1 from the discharge hopper 5 at the stirring shaft 9 and the stirring shaft 9 of the stirring blades 10 to form a discharge process, and blockage in the discharge process is avoided; the scraping plate 11 can clean the materials adhered to the inner wall of the crushing cylinder 1 and the inner wall of the discharging guide hopper 6 in the rotating process along with the stirring blade 10; because the discharging guide hopper 6 matched with the discharging hopper 5 is arranged on the inner side wall of the lower end of the crushing barrel 1, the discharging process of the crushed raw coal can be guided to enter the discharging hopper 5 for discharging, and the crushed raw coal is prevented from being retained on the inner wall of the bottom of the crushing barrel; consequently, this application technical scheme, not only can carry out shredding to the raw coal, but also can avoid the material adhesion after smashing on reducing mechanism's inner wall, avoid the material after smashing to be detained in reducing mechanism's bottom, and then avoid causing the waste of material.

Through the transparent observation window 12, a user can conveniently check the crushing process and the discharging process of the materials in the crushing channel; through the cooperation of PLC controller 13, touch-control display screen 14, can conveniently control driving motor, agitator motor 8, and then realize smashing in-process, ejection of compact auxiliary process to the volume of reaching far away.

Through the matching of the supporting cushion block 15 and the foundation bolt 16, the stability of the device in the working process can be ensured, and the deviation of the device in the working process can be avoided; however, when the apparatus is moved, the anchor bolts 16 are simply separated from the ground.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a can avoid extravagant raw coal reducing mechanism of raw coal, its characterized in that: comprises a crushing barrel (1), supporting legs (2) arranged at the bottom of the crushing barrel (1), two crushing rollers (3) which are arranged inside the upper end of the crushing barrel (1) and are driven by a driving motor, a feed hopper (4) which is arranged at the top of the crushing barrel (1) and is matched with the crushing rollers (3), a discharge hopper (5) which is arranged at the bottom of the crushing barrel (1) and has a small opening at the upper end and a large opening at the lower end, a discharge guide hopper (6) which is arranged on the inner side wall of the lower end of the crushing barrel (1) and is matched with the discharge hopper (5), a mounting plate (7) which is arranged on the inner wall of the lower end of the discharge hopper (5), a stirring motor (8) which is arranged at the bottom of the mounting plate (7) and has an output shaft which upwards penetrates through the mounting plate (7), a stirring shaft (9) which is connected with the output shaft of the stirring motor (8) and upwards penetrates through the discharge hopper (5) and extends to the inside of the crushing barrel (1), Stirring vane (10) and setting on (mixing) shaft (9) set up at stirring vane (10) tip and be used for carrying out the scraping board (11) that clear up to the material of adhesion on crushing cylinder (1) inner wall and on the inner wall of ejection of compact guide fill (6).

2. The raw coal pulverizing apparatus capable of avoiding waste of raw coal as set forth in claim 1, wherein: the side end of the crushing barrel (1) is also provided with a transparent observation window (12).

3. The raw coal pulverizing apparatus capable of avoiding waste of raw coal as set forth in claim 2, wherein: still be provided with PLC controller (13) and touch-control display screen (14) of being connected with PLC controller (13) communication on crushing barrel (1) lateral wall, PLC controller (13) are connected with driving motor, agitator motor (8) communication respectively.

4. The raw coal pulverizing apparatus capable of avoiding waste of raw coal as set forth in claim 3, wherein: the bottom of the supporting leg (2) is also provided with a supporting cushion block (15), and the supporting cushion block (15) is also provided with an anchor bolt (16) used for being fixed with the ground.