Raw material homogenizing device for cement production

Abstract

The utility model belongs to the technical field of cement processing, particularly relates to a raw material homogenizing device for cement production, and provides the following scheme aiming at the problems of non-uniform mixing and easiness in blockage in a discharging process in the background technology: the raw material homogenizing device comprises a homogenizing tank, and a vertical stirring mechanism is arranged in the homogenizing tank; transverse stirring mechanisms are arranged on two sides of the homogenizing tank. Through the synergistic effect of the vertical stirring mechanism and the transverse stirring mechanism, three-dimensional stirring is formed, a stirring blind area is eliminated, the mixing uniformity of raw materials is remarkably improved, the stirring speed is accurately controlled by utilizing the servo motor, the stirring strength can be adjusted according to material characteristics, and invalid energy consumption is reduced; material flowing is assisted through high-frequency vibration, material accumulation and blockage are effectively avoided in combination with continuous conveying of the discharging mechanism, vibration transmission in the discharging process is reduced through the design of the soft connector, and the service life of equipment is prolonged.

Description

Technical Field

[0001] This utility model relates to the field of cement processing technology, and in particular to a raw material homogenization device for cement production. Background Technology

[0002] In cement production, raw meal homogenization is a crucial step in ensuring clinker quality and stable production. Traditional raw meal homogenization devices often employ a single mixing structure, which has blind spots in the mixing process, leading to uneven material mixing. Furthermore, blockages are prone to occur during discharge, requiring frequent shutdowns for cleaning and impacting production efficiency.

[0003] Furthermore, existing equipment often uses fixed mixing mechanisms, which cannot adjust the mixing intensity according to the material characteristics, resulting in high energy consumption. Although some equipment uses vibration-assisted discharge, the uneven vibration distribution easily leads to accelerated wear of the discharge hopper. Therefore, there is an urgent need for a raw material homogenization device with high mixing efficiency, smooth discharge, and energy-saving reliability. Utility Model Content

[0004] In view of the shortcomings of the prior art, this utility model provides a raw material homogenization device for cement production, which overcomes the shortcomings of the prior art and effectively solves the problems of uneven mixing and easy blockage during the discharge process.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A raw material homogenization device for cement production includes a homogenization tank. The homogenization tank is equipped with a vertical stirring mechanism inside and horizontal stirring mechanisms on both sides. A discharge hopper is provided on the bottom outer wall of the homogenization tank, and symmetrically distributed vibrating motors are fixedly connected to the inclined surface of the discharge hopper by screws. A flexible joint is installed on the bottom outer wall of the discharge hopper, and a discharge mechanism is provided on the bottom outer wall of the flexible joint.

[0007] Preferably, the vertical stirring mechanism includes adjacent vertical stirring rods rotatably connected to the inner wall of the top of the homogenization tank, gears mounted on the outer wall of the vertical stirring rods, and a first servo motor fixedly connected to the outer wall of one of the vertical stirring rods via a coupling, wherein the two gears mesh with each other.

[0008] Preferably, the transverse stirring mechanism includes adjacent transverse stirring rods rotatably connected to the side wall of the homogenization tank, a second servo motor fixedly connected to the outer wall of one of the transverse stirring rods via a coupling, and a pulley pair installed between the two transverse stirring rods.

[0009] Preferably, the discharge mechanism includes a spiral discharge cylinder fixedly connected to the bottom outer wall of the flexible joint via a flange, a drive motor disposed on the outer wall of one end of the spiral discharge cylinder, and a spiral auger fixedly connected to the output shaft of the drive motor via a coupling.

[0010] Preferably, a feed pipe is welded to the top of one side of the homogenizing tank, and a mounting bracket is welded to the top outer wall of the homogenizing tank. The first servo motor is fixedly connected to the top outer wall of the mounting bracket by screws.

[0011] Preferably, a reinforcing sleeve is welded to the outer wall of the spiral discharge cylinder, and the top outer wall of the reinforcing sleeve is welded to the outer wall of the discharge hopper.

[0012] Preferably, the vertical stirring rod includes a rotating column, triangular stirring blades installed on the outer wall of the rotating column, and an insert plate that penetrates the inner wall of the triangular stirring blades.

[0013] The beneficial effects of this utility model are as follows:

[0014] 1. The raw material homogenization device for cement production designed in this paper forms a three-dimensional mixing through the synergistic action of the vertical and horizontal mixing mechanisms, eliminating blind spots in the mixing process and significantly improving the uniformity of raw material mixing. The mixing speed is precisely controlled by a servo motor, and the mixing intensity can be adjusted according to the material characteristics to reduce ineffective energy consumption.

[0015] 2. The raw material homogenization device for cement production designed in this paper has symmetrical vibrating motors installed on the inclined surface of the discharge hopper. The high-frequency vibration assists the material flow. Combined with the continuous conveying of the discharge mechanism, it effectively avoids material accumulation and blockage. In addition, the design of the flexible joint reduces the vibration transmission during the discharge process and extends the service life of the equipment. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of a raw material homogenization device for cement production proposed in this utility model.

[0017] Figure 2 This is a schematic diagram of the internal structure of the homogenizing tank of a raw material homogenizing device for cement production proposed in this utility model;

[0018] Figure 3 This is a schematic diagram of the discharge hopper connection structure of a raw material homogenization device for cement production proposed in this utility model;

[0019] Figure 4 This is a schematic diagram of the vertical stirring rod structure of a raw material homogenization device for cement production proposed in this utility model.

[0020] In the diagram: 1. Homogenization tank; 2. Vertical stirring mechanism; 21. Vertical stirring rod; 22. Gear; 23. First servo motor; 3. Horizontal stirring mechanism; 31. Horizontal stirring rod; 32. Second servo motor; 33. Pulley pair; 4. Discharge hopper; 5. Vibrating motor; 6. Flexible joint; 7. Discharge mechanism; 71. Spiral discharge cylinder; 72. Drive motor; 73. Spiral auger; 8. Feed pipe; 9. Mounting bracket; 10. Reinforcing sleeve; 11. Rotating column; 12. Triangular stirring blade; 13. Insert plate. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0022] Example 1, refer to Figure 1 , Figure 3 A raw material homogenization device for cement production includes a homogenization tank 1. The homogenization tank 1 is equipped with a vertical stirring mechanism 2 inside and a horizontal stirring mechanism 3 on both sides of the homogenization tank 1. A discharge hopper 4 is provided on the bottom outer wall of the homogenization tank 1. A symmetrically distributed vibrating motor 5 is fixedly connected to the inclined surface of the discharge hopper 4 by screws. A flexible joint 6 is installed on the bottom outer wall of the discharge hopper 4, and a discharge mechanism 7 is provided on the bottom outer wall of the flexible joint 6.

[0023] In this embodiment, a symmetrical vibration motor 5 is installed on the inclined surface of the discharge hopper 4. The high-frequency vibration assists the material flow. Combined with the continuous conveying of the discharge mechanism 7, it effectively avoids material accumulation and blockage. Furthermore, the design of the flexible joint 6 reduces the vibration transmission during the discharge process and extends the service life of the equipment.

[0024] Example 2, refer to Figure 2 A raw material homogenization device for cement production includes a vertical mixing mechanism 2 comprising adjacent vertical mixing rods 21 rotatably connected to the inner wall of the top of the homogenization tank 1, gears 22 mounted on the outer wall of the vertical mixing rods 21, and a first servo motor 23 fixedly connected to the outer wall of one of the vertical mixing rods 21 via a coupling, wherein the two gears 22 mesh with each other.

[0025] Reference Figure 2 The horizontal stirring mechanism 3 includes adjacent horizontal stirring rods 31 rotatably connected to the side wall of the homogenization tank 1, a second servo motor 32 fixedly connected to the outer wall of one of the horizontal stirring rods 31 via a coupling, and a pulley pair 33 installed between the two horizontal stirring rods 31.

[0026] In this embodiment, the vertical stirring mechanism 2 and the horizontal stirring mechanism 3 work together to form a three-dimensional stirring system, eliminating stirring blind spots and significantly improving the mixing uniformity of raw materials. The stirring speed is precisely controlled by a servo motor, and the stirring intensity can be adjusted according to the material characteristics to reduce ineffective energy consumption.

[0027] Reference Figure 3 The discharge mechanism 7 includes a spiral discharge cylinder 71 fixedly connected to the bottom outer wall of the flexible joint 6 via a flange, a drive motor 72 disposed on the outer wall of one end of the spiral discharge cylinder 71, and a spiral auger 73 fixedly connected to the output shaft of the drive motor 72 via a coupling.

[0028] Reference Figure 1 A feed pipe 8 is welded to the top of one side of the homogenizing tank 1, and a mounting bracket 9 is welded to the top outer wall of the homogenizing tank 1. The first servo motor 23 is fixedly connected to the top outer wall of the mounting bracket 9 by screws.

[0029] Reference Figure 1 A reinforcing sleeve 10 is welded to the outer wall of the spiral discharge cylinder 71, and the top outer wall of the reinforcing sleeve 10 is welded to the outer wall of the discharge hopper 4.

[0030] Reference Figure 4 The vertical stirring rod 21 includes a rotating column 11, a triangular stirring blade 12 installed on the outer wall of the rotating column 11, and an insert plate 13 that penetrates the inner wall of the triangular stirring blade 12.

[0031] Working Principle: During operation, the vertical stirring mechanism 2 and the horizontal stirring mechanism 3 start synchronously, forming a composite stirring force field in both vertical and horizontal directions, completely breaking up material agglomeration. The vibrating motor 5 eliminates material adhesion to the inner wall of the discharge hopper 4 through high-frequency micro-vibration, and in conjunction with the continuous conveying of the auger 73, achieves seamless connection between homogenization and discharge. The flexible joint 6 effectively absorbs equipment vibration and avoids stress concentration; the servo motor automatically adjusts its speed according to the material load, ensuring high efficiency and energy saving.

[0032] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A raw material homogenization device for cement production, comprising a homogenization tank (1), characterized in that, The homogenizing tank (1) is equipped with a vertical stirring mechanism (2) inside, and a horizontal stirring mechanism (3) is provided on both sides of the homogenizing tank (1). A discharge hopper (4) is provided on the bottom outer wall of the homogenizing tank (1), and a symmetrically distributed vibration motor (5) is fixedly connected to the inclined surface of the discharge hopper (4) by screws. A flexible connector (6) is installed on the bottom outer wall of the discharge hopper (4), and a discharge mechanism (7) is provided on the bottom outer wall of the flexible connector (6).

2. The raw material homogenization device for cement production according to claim 1, characterized in that, The vertical stirring mechanism (2) includes adjacent vertical stirring rods (21) rotatably connected to the inner wall of the top of the homogenization tank (1), gears (22) installed on the outer wall of the vertical stirring rods (21), and a first servo motor (23) fixedly connected to the outer wall of one of the vertical stirring rods (21) via a coupling, and the two gears (22) mesh with each other.

3. The raw material homogenization device for cement production according to claim 1, characterized in that, The transverse stirring mechanism (3) includes adjacent transverse stirring rods (31) rotatably connected to the side wall of the homogenization tank (1), a second servo motor (32) fixedly connected to the outer wall of one of the transverse stirring rods (31) via a coupling, and a pulley pair (33) installed between the two transverse stirring rods (31).

4. The raw material homogenization device for cement production according to claim 1, characterized in that, The discharge mechanism (7) includes a spiral discharge cylinder (71) fixedly connected to the bottom outer wall of the flexible joint (6) via a flange, a drive motor (72) disposed on the outer wall of one end of the spiral discharge cylinder (71), and a spiral auger (73) fixedly connected to the output shaft of the drive motor (72) via a coupling.

5. A raw material homogenization device for cement production according to claim 1, characterized in that, A feed pipe (8) is welded to the top of one side of the homogenizing tank (1), and a mounting bracket (9) is welded to the top outer wall of the homogenizing tank (1). The first servo motor (23) is fixedly connected to the top outer wall of the mounting bracket (9) by screws.

6. The raw material homogenization device for cement production according to claim 4, characterized in that, A reinforcing sleeve (10) is welded to the outer wall of the spiral discharge cylinder (71), and the top outer wall of the reinforcing sleeve (10) is welded to the outer wall of the discharge hopper (4).

7. A raw material homogenization device for cement production according to claim 2, characterized in that, The vertical stirring rod (21) includes a rotating column (11), a triangular stirring blade (12) installed on the outer wall of the rotating column (11), and an insert plate (13) that penetrates the inner wall of the triangular stirring blade (12).

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