CN216573354U

CN216573354U - A coal cinder reducing mechanism for coal mine is excavated

Info

Publication number: CN216573354U
Application number: CN202123135465.2U
Authority: CN
Inventors: 曾诚
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-24
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a coal briquette crushing device for coal mine excavation, and relates to the technical field of coal mine excavation. According to the coal briquette crushing device, the coal briquette can be fed through the cooperation of the control switch, the second driving motor, the feeding barrel, the feeding port, the first rotating shaft and the rotary blades, manual feeding from a low position to a high position is avoided, the labor intensity of workers is greatly reduced, the working efficiency of coal briquette feeding is improved, the crushing work of the coal briquette is completed through the cooperation of the first driving motor, the crushing device body, the second rotating shaft, the crushing blades, the reinforcing rods and the scraping plates, the coal briquette is crushed through the three groups of crushing blades, the phenomenon of uneven crushing is avoided, and the crushed coal briquette is prevented from being adhered to the inner wall of the lower portion of the crushing cavity to influence discharging through the friction force formed between the scraping plates and the inner wall of the lower portion of the crushing cavity in the rotating process.

Description

A coal cinder reducing mechanism for coal mine is excavated

Technical Field

The utility model relates to the technical field of coal mine excavation, in particular to a coal briquette crushing device for coal mine excavation.

Background

The method is an area for mining coal resources in a coal-rich mining area by human beings, and is generally divided into a mineworker coal mine and an opencast coal mine. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. After coal mining, coal blocks need to be smashed, a coal block smashing device for coal mining is usually used, but in the prior art, most coal block smashing devices are not thorough enough and uniform enough for smashing coal blocks, coal powder quality is affected, and most coal block smashing devices need to manually feed materials from a low position to a high position, manpower and time are consumed, and coal block smashing work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coal briquette crushing device for coal mining, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a coal briquette crushing device for coal mining comprises a crushing device body, a bearing plate and a feeding cylinder, wherein a control switch is installed at the front side of the crushing device body, a discharge hole is formed in one side of the crushing device body, a base is arranged at the bottom of the crushing device body, a first driving motor is fixedly installed at the top of the crushing device body, a feeding hole is formed in one side of the top of the crushing device body, a crushing cavity is arranged in the crushing device body, a second rotating shaft, crushing blades, reinforcing rods and a scraper blade are arranged in the crushing cavity, rollers are symmetrically and fixedly installed at the bottom of the bearing plate, a support is installed at the top of the bearing plate, a second driving motor is installed at one end of the feeding cylinder, a feeding hole is formed in the top of the feeding cylinder, a sleeve is arranged on the outer wall of the feeding cylinder, and a first rotating shaft is arranged in the feeding cylinder, the outer wall of the first rotating shaft is penetrated with a rotary vane.

As a further scheme of the utility model: the top of the second rotating shaft penetrates through the crushing device body and is connected with the first driving motor through a coupling, the part of the second rotating shaft penetrating through the crushing device body is connected with the crushing device body through a bearing seat, and the other end of the second rotating shaft is connected with the inner wall of the bottom of the crushing cavity through a bearing.

As a still further scheme of the utility model: smash the leaf symmetry and be provided with three groups, every group smash the leaf and be provided with four, and every group smashes the leaf and all with second pivot fixed connection, the scraper blade is provided with two, the stiffener is provided with two from top to bottom, the second pivot runs through in two the stiffener passes through interference fit with the stiffener and is connected, the both ends of stiffener respectively with two one side of scraper blade is connected, the scraper blade is kept away from one side of stiffener and is smashed the inner wall contact of cavity, smash leaf and scraper blade all with smash the cavity adaptation.

As a still further scheme of the utility model: go up the outer wall of feed cylinder and run through in sheathed tube inside, and go up the feed cylinder and pass through interference fit with the sleeve pipe and be connected, sheathed tube bottom and the top fixed connection of support, the one end that the feed cylinder was kept away from to second driving motor is in the top of accepting the board, go up the feed cylinder and accept the board adaptation.

As a still further scheme of the utility model: the one end of going up the feed cylinder and keeping away from second driving motor is in the top of reducing mechanism body, and goes up feed cylinder and reducing mechanism body adaptation, material loading mouth and pan feeding mouth intercommunication, the one end of first pivot runs through in one side inner wall of last feed cylinder and passes through the shaft coupling intercommunication with second driving motor, and the other end of first pivot passes through the bearing with the opposite side inner wall of last feed cylinder and is connected, first pivot is passed through interference fit with the spiral leaf and is connected, spiral leaf and last feed cylinder adaptation.

As a still further scheme of the utility model: the control switch is externally connected with a power supply, and the control switch is electrically connected with the first driving motor and the second driving motor through leads.

Compared with the prior art, the utility model has the beneficial effects that: through the matching use of the control switch, the second driving motor, the feeding barrel, the feeding port, the first rotating shaft and the rotary blade, the coal blocks are transmitted from the lower part of the feeding barrel to the feeding port and enter the crushing cavity, the feeding work of the coal blocks can be realized, the manual feeding from a low position to a high position is avoided, the labor intensity of workers is greatly reduced, the working efficiency of the coal block feeding is improved, the feeding barrel has the function of convenient movement through the matching use of the feeding barrel, the bearing plate and the roller, the coal block crushing work is more convenient and practical, the crushing work of the coal blocks is completed through the matching use of the first driving motor, the crushing device body, the second rotating shaft, the crushing blades, the reinforcing rod and the scraper blade, the crushing work of the coal blocks is more thorough, the uneven crushing condition is avoided, and the friction force formed between the scraper blade and the inner wall of the lower part of the crushing cavity is formed in the rotating process, avoid the coal cinder after smashing to glue and influence the ejection of compact at the inner wall of smashing the cavity, simple structure, the simple operation is fit for using widely.

Drawings

Fig. 1 is a schematic structural view of a coal briquette crushing apparatus for coal mining.

Fig. 2 is a sectional view of a coal briquette crushing apparatus for coal mining.

Fig. 3 is a plan view of the inside of a crushing chamber in a coal briquette crushing apparatus for coal mining.

The labels in the figure are: 1. a crushing device body; 2. a control switch; 3. a discharge port; 4. a first drive motor; 5. a base; 6. a bearing plate; 7. a roller; 8. a second drive motor; 9. a support; 10. feeding a material barrel; 11. a feeding port; 12. a sleeve; 13. a first rotating shaft; 14. rotating the leaves; 15. a feeding port; 16. a pulverization chamber; 17. a second rotating shaft; 18. crushing the leaves; 19. a reinforcing bar; 20. a scraper.

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 to 3, in the embodiment of the present invention, a coal briquette crushing device for coal mining comprises a crushing device body 1, a receiving plate 6 and an upper charging barrel 10, wherein a control switch 2 is installed on the front side of the crushing device body 1, a discharging port 3 is opened on one side of the crushing device body 1, a base 5 is arranged at the bottom of the crushing device body 1, a first driving motor 4 is fixedly installed at the top of the crushing device body 1, a feeding port 15 is opened on one side of the top of the crushing device body 1, a crushing chamber 16 is arranged inside the crushing device body 1, a second rotating shaft 17, crushing blades 18, reinforcing rods 19 and scraping plates 20 are arranged inside the crushing chamber 16, three groups of the crushing blades 18 are symmetrically arranged, four crushing blades 18 are arranged, each group of the crushing blades 18 is fixedly connected with the second rotating shaft 17, two scraping plates 20 are arranged, two reinforcing rods 19 are arranged above and below the crushing blades, the second rotating shaft 17 penetrates through the two reinforcing rods 19 and is connected with the reinforcing rods 19 in an interference fit manner, two ends of each reinforcing rod 19 are respectively connected with one side of each scraper 20, far away from the reinforcing rods 19, is in contact with the inner wall of the crushing cavity 16, each crushing blade 18 and each scraper 20 are matched with the crushing cavity 16, the top of each second rotating shaft 17 penetrates through the crushing device body 1 and is connected with the first driving motor 4 through a coupler, the part, penetrating through the crushing device body 1, of each second rotating shaft 17 is connected with the crushing device body 1 through a bearing seat, the other end of each second rotating shaft 17 is connected with the inner wall of the bottom of the crushing cavity 16 through a bearing, the bottom of each bearing plate 6 is symmetrically and fixedly provided with rollers 7, the top of each bearing plate 6 is provided with a support 9, one end of each upper charging barrel 10 is provided with a second driving motor 8, the control switch 2 is externally connected with a power supply, and the control switch 2 is electrically connected with the first driving motor 4 and the second driving motor 8 through conducting wires, a feeding port 11 is arranged at the top of the upper charging barrel 10, a sleeve 12 is arranged on the outer wall of the upper charging barrel 10, the outer wall of the upper charging barrel 10 penetrates through the sleeve 12, the upper charging barrel 10 is connected with the sleeve 12 in an interference fit manner, the bottom of the sleeve 12 is fixedly connected with the top of the bracket 9, one end of the second driving motor 8, far away from the upper charging barrel 10, is positioned at the top of the bearing plate 6, the upper charging barrel 10 is matched with the bearing plate 6, a first rotating shaft 13 is arranged inside the upper charging barrel 10, a rotary vane 14 penetrates through the outer wall of the first rotating shaft 13, one end of the upper charging barrel 10, far away from the second driving motor 8, is positioned at the top of the crushing device body 1, the upper charging barrel 10 is matched with the crushing device body 1, the feeding port 11 is communicated with a feeding port 15, one end of the first rotating shaft 13 penetrates through the inner wall of one side of the upper charging barrel 10 and is communicated with the second driving motor 8 through a coupler, and the other end of the first rotating shaft 13 is connected with the inner wall of the other side of the upper charging barrel 10 through a bearing, the first rotating shaft 13 is connected with the rotary vane 14 through interference fit, and the rotary vane 14 is matched with the upper charging barrel 10.

The working principle of the utility model is as follows: in the using process, a user firstly starts the second driving motor 8 through the control switch 2, then puts the coal blocks to be crushed into the feeding barrel 10 through the feeding port 11, and drives the first rotating shaft 13 and the rotary vane 14 to rotate through the second driving motor 8, so that the coal blocks are transmitted from the lower part of the feeding barrel 10 to the feeding port 15 and enter the crushing chamber 16, thereby realizing the feeding work of the coal blocks, avoiding the manual feeding from the lower part to the higher part, greatly reducing the labor intensity, improving the working efficiency of the coal block feeding, enabling the feeding barrel 10 to have the function of convenient movement through the roller 7 arranged at the bottom of the bearing plate 6, enabling the coal block crushing work to be more convenient and practical, and then starting the first driving motor 4 to enable the first driving motor 4 to drive the second rotating shaft 17 to rotate, thereby driving the crushing vane 18 to rotate at high speed, thereby accomplish the crushing work to the coal cinder, three crushing leaf of group 18 make the crushing of coal cinder more thorough, avoid smashing inhomogeneous condition and taking place, rethread scraper blade 20 rotates the in-process and smashes the frictional force that forms between the inner wall of 16 lower parts of cavity, avoids the coal cinder adhesion after smashing to influence the ejection of compact at the inner wall of smashing cavity 16, simple structure, and the simple operation is fit for using widely.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a coal cinder reducing mechanism for coal mine excavation, includes reducing mechanism body (1), accepts board (6) and goes up feed cylinder (10), its characterized in that: the automatic feeding device is characterized in that a control switch (2) is installed on the front side of the smashing device body (1), a discharging port (3) is formed in one side of the smashing device body (1), a base (5) is arranged at the bottom of the smashing device body (1), a first driving motor (4) is fixedly installed at the top of the smashing device body (1), a feeding port (15) is formed in one side of the top of the smashing device body (1), a smashing cavity (16) is arranged inside the smashing device body (1), a second rotating shaft (17), smashing blades (18), reinforcing rods (19) and scraping plates (20) are arranged inside the smashing cavity (16), rollers (7) are symmetrically and fixedly installed at the bottom of the bearing plate (6), a support (9) is installed at the top of the bearing plate (6), and a second driving motor (8) is installed at one end of the feeding barrel (10), and the top of going up feed cylinder (10) has seted up material loading mouth (11), the outer wall of going up feed cylinder (10) is provided with sleeve pipe (12), the inside of going up feed cylinder (10) is provided with first pivot (13), the outer wall of first pivot (13) runs through there is rotary vane (14).

2. The coal briquette crushing device for coal mining according to claim 1, wherein: the top of the second rotating shaft (17) penetrates through the crushing device body (1) and is connected with the first driving motor (4) through a coupler, the part of the second rotating shaft (17) penetrating through the crushing device body (1) is connected with the crushing device body (1) through a bearing seat, and the other end of the second rotating shaft (17) is connected with the inner wall of the bottom of the crushing cavity (16) through a bearing.

3. The coal briquette crushing device for coal mining according to claim 1, wherein: crushing leaf (18) symmetry is provided with three groups, every group crushing leaf (18) are provided with four, and every group crushing leaf (18) all with second pivot (17) fixed connection, scraper blade (20) are provided with two, stiffener (19) are provided with two from top to bottom, second pivot (17) run through in two stiffener (19) and be connected through interference fit with stiffener (19), the both ends of stiffener (19) respectively with two one side of scraper blade (20) is connected, one side of stiffener (19) and the inner wall contact of smashing cavity (16) are kept away from in scraper blade (20), crushing leaf (18) and scraper blade (20) all with smash cavity (16) adaptation.

4. The coal briquette crushing device for coal mining according to claim 1, wherein: go up the inside that the outer wall of feed cylinder (10) runs through in sleeve pipe (12), and go up feed cylinder (10) and be connected through interference fit with sleeve pipe (12), the top fixed connection of the bottom and support (9) of sleeve pipe (12), the one end that feed cylinder (10) were kept away from in second driving motor (8) is at the top of accepting board (6), go up feed cylinder (10) and accept board (6) adaptation.

5. The coal briquette crushing device for coal mining according to claim 1, wherein: go up feed cylinder (10) and keep away from the one end of second driving motor (8) and be in the top of reducing mechanism body (1), and go up feed cylinder (10) and reducing mechanism body (1) adaptation, go up material loading mouth (11) and pan feeding mouth (15) intercommunication, the one end of first pivot (13) is run through in one side inner wall of last feed cylinder (10) and is passed through the shaft coupling intercommunication with second driving motor (8), and the other end of first pivot (13) passes through the bearing with the opposite side inner wall of last feed cylinder (10) and be connected, first pivot (13) are connected through interference fit with rotary vane (14), rotary vane (14) and last feed cylinder (10) adaptation.

6. The coal briquette crushing device for coal mining according to claim 1, wherein: the control switch (2) is externally connected with a power supply, and the control switch (2) is electrically connected with the first driving motor (4) and the second driving motor (8) through leads.