Environment-friendly, energy-saving and efficient cement grinding equipment

Abstract

The utility model discloses environment-friendly cement energy-saving efficient grinding equipment which comprises a grinding tank, the upper surface of the grinding tank is fixedly connected with a feeding bin, the right surface of the feeding bin is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first rotating shaft, and the outer surface of the first rotating shaft is fixedly connected with a pressing roller. And the outer surface of the grinding tank is fixedly connected with a second motor, and the output end of the second motor is fixedly connected with a second rotating shaft. Raw materials are primarily smashed through the feeding bin, the first motor, the first rotating shaft and the pressing roller, the raw materials are secondarily screened through the first screen and the second screen, so that the grinding efficiency and the grinding quality are improved, meanwhile, under the action of the sliding grooves, the sliding rods, the springs, the sliding blocks and the protruding blocks, vibration screening is conducted on the first screen and the second screen, and the grinding efficiency and the grinding quality are improved. Therefore, accumulation of raw materials on the screen is reduced, the screen is prevented from being blocked, and continuity and stability of the screening process are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of cement production, in particular to environmentally friendly cement energy-saving and high-efficiency grinding equipment. Background Art

[0002] Cement is an important building material, widely used in civil engineering, construction and infrastructure construction. It is a powdery substance made from raw materials such as limestone (mainly calcium carbonate) and clay through high-temperature calcination.

[0003] Since cement needs to be ground after production, grinding equipment is used. However, most existing grinding equipment still has certain defects. For example, the raw materials are not initially crushed, so that large pieces of raw materials fall into the grinding equipment, which leads to reduced grinding efficiency. Secondly, the grinding effect of raw materials is not ideal, resulting in a decrease in the overall quality of cement. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an environmentally friendly cement energy-saving and efficient grinding equipment, which performs primary crushing of raw materials through a feed bin, a first motor, a first rotating shaft, and a pressure roller, and performs secondary screening of the raw materials through a first screen and a second screen, thereby improving the grinding efficiency and grinding quality. At the same time, under the action of a slide trough, a slide bar, a spring, a slider, and a bump, the first screen and the second screen are vibrated and screened to reduce the accumulation of raw materials on the screen and prevent the screen from being blocked, thereby ensuring the continuity and stability of the screening process.

[0005] The utility model also provides the above-mentioned environmentally friendly cement energy-saving and high-efficiency grinding equipment, including:

[0006] A grinding tank, wherein the upper surface of the grinding tank is fixedly connected to a feed bin, the right surface of the feed bin is fixedly connected to a first motor, the output end of the first motor is fixedly connected to a first rotating shaft, the outer surface of the first rotating shaft is fixedly connected to a pressure roller, the outer surface of the grinding tank is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a second rotating shaft, the outer surface of the second rotating shaft is fixedly connected to a first conical tooth, the inner surface of the grinding tank is rotatably connected to a connecting rod, the outer surface of the connecting rod is fixedly connected to a second conical tooth, the outer surface of the connecting rod is fixedly connected to a grinding plate, the inner surface of the grinding tank is fixedly connected to a feeding bin, the lower surface of the grinding tank is provided with a discharge pipe, and the outer surface of the discharge pipe is provided with a stop valve.

[0007] The inner surface of the grinding tank is provided with a slide groove, the inner surface of the slide groove is fixedly connected with a slide rod, the outer surface of the slide rod is provided with a spring, the outer surface of the slide rod is slidably connected with a slider, the side surface of the slider is fixedly connected with a first screen, and the outer surface of the connecting rod is slidably connected with a second screen.

[0008] According to the environmentally friendly cement energy-saving and efficient grinding equipment, the lower surface of the grinding tank is fixedly connected with a fixing plate, and the outer surface of the discharge pipe is fixedly connected to the fixing plate for installing a support column.

[0009] According to the environmentally friendly cement energy-saving and efficient grinding equipment, the lower surface of the fixed plate is fixedly connected with support columns, and the number of the support columns is four and distributed in a rectangular array for supporting the entire device.

[0010] According to the environmentally friendly cement energy-saving and efficient grinding equipment, a feed port is provided on the upper surface of the grinding tank to facilitate the raw materials to fall into the grinding tank, and the outer surface of the first rotating shaft is rotatably connected to the feed bin.

[0011] According to the environmentally friendly cement energy-saving and efficient grinding equipment, the lower surface of the slider is fixedly connected to the spring, and the lower end of the spring is fixedly connected to the grinding tank, which facilitates the vibration of the screen.

[0012] According to the environmentally friendly cement energy-saving and efficient grinding equipment, the outer surface of the first screen is in contact with the grinding tank, and the outer surface of the second screen is in contact with the grinding tank.

[0013] According to the environmentally friendly cement energy-saving and efficient grinding equipment, the first screen is slidably connected to the outer surface of the connecting rod, and the upper surfaces of the first screen and the second screen are both provided with protrusions for the vibration of the screen.

[0014] According to the environmentally friendly cement energy-saving and efficient grinding equipment, the first motor and the second motor are both electrically connected to an external power supply, and the upper surfaces of the first screen and the second screen are in contact with the grinding plate for grinding the raw materials.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a schematic diagram of the overall structure of an environmentally friendly cement energy-saving and high-efficiency grinding equipment of the utility model;

[0018] Figure 2This is a cross-sectional view of the overall structure of an environmentally friendly cement energy-saving and high-efficiency grinding equipment of the utility model;

[0019] Figure 3 for Figure 2 A schematic diagram of the structure enlargement at the center A;

[0020] Figure 4 for Figure 2 A magnified schematic diagram of the structure at point B in the middle.

[0021] Legend:

[0022] 1. Grinding tank; 2. Feed bin; 3. First motor; 4. First rotating shaft; 5. Pressing roller; 6. Slide chute; 7. Slide bar; 8. Spring; 9. Sliding block; 10. First screen; 11. Second screen; 12. Bump; 13. Second motor; 14. Second rotating shaft; 15. First conical tooth; 16. Connecting rod; 17. Second conical tooth; 18. Grinding plate; 19. Feed bin; 20. Discharge pipe; 21. Stop valve; 22. Fixed plate; 23. Support column; 24. Feed inlet. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4The utility model embodiment is an environmentally friendly cement energy-saving and efficient grinding equipment, which includes: a grinding tank 1, the upper surface of the grinding tank 1 is fixedly connected with a feed bin 2, the right surface of the feed bin 2 is fixedly connected with a first motor 3, the output end of the first motor 3 is fixedly connected with a first rotating shaft 4, the outer surface of the first rotating shaft 4 is fixedly connected with a pressure roller 5, the outer surface of the grinding tank 1 is fixedly connected with a second motor 13, the output end of the second motor 13 is fixedly connected with a second rotating shaft 14, the outer surface of the second rotating shaft 14 is fixedly connected with a first conical tooth 15, the inner surface of the grinding tank 1 is rotatably connected with a connecting rod 16, and the outer surface of the connecting rod 16 is fixedly connected with a second conical tooth 17 A grinding plate 18 is fixedly connected to the outer surface of the connecting rod 16, a feeding bin 19 is fixedly connected to the inner surface of the grinding tank 1, a discharge pipe 20 is arranged on the lower surface of the grinding tank 1, a stop valve 21 is arranged on the outer surface of the discharge pipe 20, a fixing plate 22 is fixedly connected to the lower surface of the grinding tank 1, the outer surface of the discharge pipe 20 is fixedly connected to the fixing plate 22, a support column 23 is fixedly connected to the lower surface of the fixing plate 22, four support columns 23 are arranged in a rectangular array, a feed port 24 is arranged on the upper surface of the grinding tank 1, the outer surface of the first rotating shaft 4 is rotatably connected to the feed bin 2, and the first motor 3 and the second motor 13 are both electrically connected to an external power supply.

[0025] The inner surface of the grinding tank 1 is provided with a slide groove 6, the inner surface of the slide groove 6 is fixedly connected with a slide rod 7, the outer surface of the slide rod 7 is provided with a spring 8, the outer surface of the slide rod 7 is slidably connected with a slider 9, the side surface of the slider 9 is fixedly connected with a first screen 10, the outer surface of the connecting rod 16 is slidably connected with a second screen 11, the lower surface of the slider 9 is fixedly connected to the spring 8, the lower end of the spring 8 is fixedly connected to the grinding tank 1, the outer surface of the connecting rod 16 is slidably connected with the first screen 10, the upper surfaces of the first screen 10 and the second screen 11 are both provided with protrusions 12, and the upper surfaces of the first screen 10 and the second screen 11 are both in contact with the grinding plate 18.

[0026] Working principle: Put the cement raw material to be ground into the feed bin 2, start the first motor 3, drive the first rotating shaft 4 to drive the pressure roller 5 to rotate, so as to preliminarily crush the cement raw material, thereby improving and reducing the subsequent grinding time, and the crushed raw material falls on the second screen 11 for preliminary screening, and by starting the second motor 13, drive the second rotating shaft 14 to drive the first conical teeth 15, the connecting rod 16, the second conical teeth 17, and the grinding plate 18 to rotate synchronously, and under the action of the grinding plate 18, the raw material above the second screen 11 is ground. The raw materials after preliminary grinding will continue to fall on the first screen 10 and be secondarily ground by the grinding plate 18, and finally fall into the drop bin 19 and be discharged through the discharge pipe 20. During the rotation of the grinding plate 18, it will continuously collide with the protrusions 12 above the first screen 10 and the second screen 11, thereby driving the first screen 10 and the second screen 11 to vibrate up and down along the slide bar 7 under the action of the spring 8 and the slider 9, so as to avoid the blockage of the raw materials on the first screen 10 and the second screen 11, thereby ensuring the continuity and stability of the screening.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An environmentally friendly cement energy-saving and efficient grinding equipment, characterized in that: include: A grinding tank (1), wherein the upper surface of the grinding tank (1) is fixedly connected to a feed bin (2), the right surface of the feed bin (2) is fixedly connected to a first motor (3), the output end of the first motor (3) is fixedly connected to a first rotating shaft (4), the outer surface of the first rotating shaft (4) is fixedly connected to a pressure roller (5), the outer surface of the grinding tank (1) is fixedly connected to a second motor (13), the output end of the second motor (13) is fixedly connected to a second rotating shaft (14), and the second rotating shaft (14) The outer surface of the grinding tank (1) is fixedly connected with a first conical tooth (15), the inner surface of the grinding tank (1) is rotatably connected with a connecting rod (16), the outer surface of the connecting rod (16) is fixedly connected with a second conical tooth (17), the outer surface of the connecting rod (16) is fixedly connected with a grinding plate (18), the inner surface of the grinding tank (1) is fixedly connected with a drop bin (19), the lower surface of the grinding tank (1) is provided with a discharge pipe (20), and the outer surface of the discharge pipe (20) is provided with a stop valve (21); The inner surface of the grinding tank (1) is provided with a slide groove (6), the inner surface of the slide groove (6) is fixedly connected to a slide rod (7), the outer surface of the slide rod (7) is provided with a spring (8), the outer surface of the slide rod (7) is slidably connected to a slider (9), the side surface of the slider (9) is fixedly connected to a first screen (10), and the outer surface of the connecting rod (16) is slidably connected to a second screen (11).

2. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 1 is characterized in that: A fixing plate (22) is fixedly connected to the lower surface of the grinding tank (1), and an outer surface of the discharge pipe (20) is fixedly connected to the fixing plate (22).

3. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 2 is characterized in that: The lower surface of the fixed plate (22) is fixedly connected with support columns (23), and the number of the support columns (23) is four and they are distributed in a rectangular array.

4. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 1 is characterized in that: The upper surface of the grinding tank (1) is provided with a feed port (24), and the outer surface of the first rotating shaft (4) is rotatably connected to the feed bin (2).

5. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 1 is characterized in that: The lower surface of the sliding block (9) is fixedly connected to the spring (8), and the lower end of the spring (8) is fixedly connected to the grinding tank (1).

6. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 1 is characterized in that: The outer surface of the first screen (10) is in contact with the grinding tank (1), and the outer surface of the second screen (11) is in contact with the grinding tank (1).

7. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 1 is characterized in that: The outer surface of the connecting rod (16) is slidably connected to the first screen (10), and the upper surfaces of the first screen (10) and the second screen (11) are both provided with protrusions (12).

8. The environmentally friendly cement energy-saving and high-efficiency grinding equipment according to claim 1 is characterized in that: The first motor (3) and the second motor (13) are both electrically connected to an external power source, and the upper surfaces of the first screen (10) and the second screen (11) are both in contact with the grinding plate (18).

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