Auxiliary material pre-homogenizing device of cement grinding mill

Abstract

The utility model relates to the technical field of homogenizing equipment, in particular to an auxiliary material pre-homogenizing device of a cement grinding mill. According to the technical scheme, the device comprises a barrel, a connecting block, a screw and double-shaft motors, the screw is rotationally installed on one side of the inner wall of the barrel, the connecting block is arranged on the outer wall of one side of the screw, the double-shaft motors are installed on the outer walls of the two sides of the connecting block, rotating shafts are arranged on the outer walls of the two ends of each double-shaft motor, and limiting rods are installed on the two sides of the inner wall of the barrel; by arranging the screw rod, the double-shaft motor and the material turning plate, the effect of ensuring material homogenization is achieved, multiple material layers in the barrel can be turned, materials at the bottom of the barrel can be moved upwards, and the material homogenization of the barrel is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of homogenization equipment, in particular to an auxiliary material pre-homogenization device for a cement mill. Background Art

[0002] Cement mill is a key equipment for crushing materials after they are broken. During the grinding process of cement raw materials, auxiliary materials need to be added to the raw materials for grinding. The auxiliary materials include but are not limited to: mineral admixtures, grinding aids or calcareous slag, etc. The auxiliary materials are stored inside the cylinder and can enter the mill through the discharge chute.

[0003] Patent announcement number CN217292843U discloses a raw material pre-homogenization device for cement processing, including a barrel, a top cover is provided on the top of the barrel, through grooves are provided on both sides of the top of the top cover, a feed pipe is provided inside the through groove, a first spring is fixedly connected between the top cover and the feed pipe, and a vibration motor is fixedly connected to one side of the feed pipe. The utility model pours the raw materials from two feed pipes respectively, the filter screen filters the raw materials to block large stones, the vibration motor vibrates the feed pipe to increase the feeding efficiency, the raw materials enter the top of the dispersion plate from the feed pipe, the dispersion plate screens the raw materials, and the raw materials fall evenly into the barrel, the round rod preliminarily mixes the raw materials on the dispersion plate and accelerates the screening of the raw materials, and the spiral stirring rod mixes the raw materials falling into the mixing barrel. The device screens the raw materials twice to prevent impurities such as large stones from entering, and improves the mixing uniformity and product quality.

[0004] Although the prior art CN217292843U has many benefits during use, it still has the following problems: it is inconvenient to turn over the material at the lower end of the cylinder, which results in the vibration caused by the external power structure driving the material to move, causing stratification of material particles of different diameters, affecting the homogenization of the material. Utility Model Content

[0005] The utility model aims to provide an auxiliary material pre-homogenizing device for a cement mill to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary material pre-homogenization device for a cement mill, comprising a cylinder, a connecting block, a screw and a dual-axis motor, a screw being rotatably installed on one side of the inner wall of the cylinder, a connecting block being provided on the outer wall of one side of the screw, dual-axis motors being installed on the outer walls on both sides of the connecting block, rotating shafts being provided on the outer walls at both ends of the dual-axis motor, and limiting rods being installed on both sides of the inner wall of the cylinder.

[0007] When using the auxiliary material pre-homogenization device of a cement mill in the technical solution, the material enters the cylinder through the feed pipe for storage, and the material inside the cylinder is discharged through the discharge pipe. The dual-axis motor drives the rotating shaft and the flipping plate to rotate in a circle, so that the flipping plate drives the material to move, and the motor body drives the screw to rotate in a circle, so that the connecting block moves vertically, thereby ensuring that the flipping plate can flip multiple material layers inside the cylinder.

[0008] Preferably, the screw rod passes through the outer wall of one end of the barrel and is provided with a motor body, the motor body is connected to the outer wall of the barrel, and the motor body drives the screw rod to rotate in a circle.

[0009] Preferably, a feed pipe is inserted and installed on one side of the outer wall of the upper end of the cylinder, and the feed pipe is connected with the inside of the cylinder. The material enters the cylinder through the feed pipe for storage.

[0010] Preferably, a discharge pipe is inserted and installed at the lower end of the outer wall of one side of the cylinder, and the discharge pipe is connected with the inside of the cylinder. The material inside the cylinder is discharged through the discharge pipe.

[0011] Preferably, the outer walls on both sides of the rotating shaft are both provided with turning plates, and the turning plates are provided with through holes distributed in a rectangular array. The dual-axis motor drives the turning plates to rotate in a circle through the rotating shaft, thereby turning the materials inside the cylinder.

[0012] Preferably, the outer walls at both ends of the connection block are provided with dust covers, and the dust covers are connected to the inner wall of the cylinder. The dust covers protect the screw to prevent the material from contacting the screw.

[0013] Preferably, both outer walls of the connection block are provided with movable holes, and the limiting rods are located inside the movable holes. The movable holes and the limiting rods ensure the vertical movement stability of the connection block.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model achieves the effect of ensuring material homogenization by arranging a screw, a dual-axis motor and a flipping plate. The material enters the cylinder for storage through the feed pipe, and the material inside the cylinder is discharged through the discharge pipe. The dual-axis motor drives the rotating shaft and the flipping plate to rotate in a circle, so that the flipping plate drives the material to move, and the motor body drives the screw to rotate in a circle, so that the connecting block moves vertically, thereby ensuring that the flipping plate can flip multiple material layers inside the cylinder and can move the material at the bottom of the cylinder upward, thereby ensuring the homogenization of the cylinder material. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a cross-sectional schematic diagram of the cylinder structure of the utility model;

[0016] Figure 2 It is a partial enlarged schematic diagram of the screw structure of the utility model;

[0017] Figure 3 It is a top-sectional schematic diagram of the cylinder structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the appearance of the cylinder structure of the utility model.

[0019] In the figure: 1. barrel; 11. screw; 12. feed pipe; 13. motor body; 14. discharge pipe; 15. limit rod; 2. connecting block; 21. movable hole; 22. dust cover; 23. dual-axis motor; 24. rotating shaft; 25. turning plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 , the utility model provides two embodiments:

[0022] Embodiment 1: A device for pre-homogenizing auxiliary materials of a cement mill comprises a barrel 1, a connecting block 2, a screw 11 and a dual-axis motor 23. The screw 11 is rotatably mounted on one side of the inner wall of the barrel 1, a connecting block 2 is provided on the outer wall of one side of the screw 11, dual-axis motors 23 are installed on the outer walls on both sides of the connecting block 2, rotating shafts 24 are provided on the outer walls at both ends of the dual-axis motor 23, and limiting rods 15 are installed on both sides of the inner wall of the barrel 1.

[0023] A feed pipe 12 is inserted and installed on one side of the outer wall of the upper end of the cylinder 1, and the feed pipe 12 is connected to the inside of the cylinder 1. The material enters the cylinder 1 through the feed pipe 12 for storage.

[0024] A discharge pipe 14 is inserted and installed at the lower end of the outer wall of one side of the cylinder 1, and the discharge pipe 14 is connected to the inside of the cylinder 1. The material inside the cylinder 1 is discharged through the discharge pipe 14, the material enters the cylinder 1 through the feed pipe 12 for storage, and the material inside the cylinder 1 is discharged through the discharge pipe 14.

[0025] Embodiment 2: A device for pre-homogenizing auxiliary materials of a cement mill comprises a barrel 1, a connecting block 2, a screw 11 and a dual-axis motor 23. The screw 11 is rotatably mounted on one side of the inner wall of the barrel 1, a connecting block 2 is provided on the outer wall of one side of the screw 11, dual-axis motors 23 are mounted on the outer walls on both sides of the connecting block 2, rotating shafts 24 are provided on the outer walls at both ends of the dual-axis motor 23, and limiting rods 15 are installed on both sides of the inner wall of the barrel 1.

[0026] The screw 11 passes through the outer wall of one end of the barrel 1 and is provided with a motor body 13. As is well known to those skilled in the art, the homogenizing device of the utility model also needs to provide a motor body 13 and a dual-axis motor 23 to enable it to work normally. As is well known to those skilled in the art, the provision of the motor body 13 and the dual-axis motor 23 is commonplace and belongs to conventional means or common knowledge. It will not be repeated here. Those skilled in the art can make any selection according to their needs or convenience. The motor body 13 is connected to the outer wall of the barrel 1. The motor body 13 drives the screw 11 to rotate in a circle.

[0027] A feed pipe 12 is inserted and installed on one side of the outer wall of the upper end of the cylinder 1, and the feed pipe 12 is connected to the inside of the cylinder 1. The material enters the cylinder 1 through the feed pipe 12 for storage.

[0028] A discharge pipe 14 is inserted and installed at the lower end of the outer wall of one side of the cylinder 1, and the discharge pipe 14 is connected with the inside of the cylinder 1. The material inside the cylinder 1 is discharged through the discharge pipe 14.

[0029] The outer walls on both sides of the rotating shaft 24 are both provided with turning plates 25, and rectangular array-distributed through holes are provided inside the turning plates 25. The dual-axis motor 23 drives the turning plates 25 to rotate in a circle through the rotating shaft 24, thereby turning the materials inside the cylinder 1.

[0030] The outer walls of the upper and lower ends of the connecting block 2 are both provided with dust covers 22, and the dust covers 22 are connected to the inner wall of the barrel 1. The dust covers 22 protect the screw 11 to prevent the material from contacting the screw 11.

[0031] The outer walls on both sides of the connecting block 2 are provided with movable holes 21, and the limiting rods 15 are located inside the movable holes 21. The movable holes 21 and the limiting rods 15 ensure the vertical movement stability of the connecting block 2. The material enters the cylinder 1 through the feed pipe 12 for storage, and the material inside the cylinder 1 is discharged through the discharge pipe 14. The dual-axis motor 23 drives the rotating shaft 24 and the turning plate 25 to rotate in a circle, so that the turning plate 25 drives the material to move, and the motor body 13 drives the screw 11 to rotate in a circle, so that the connecting block 2 moves vertically, thereby ensuring that the turning plate 25 can turn over multiple material layers inside the cylinder 1, and can move the material at the bottom of the cylinder 1 upward, ensuring the homogenization of the material in the cylinder 1.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A pre-homogenizing device for auxiliary materials of a cement mill, comprising a cylinder (1), a connecting block (2), a screw (11) and a double-shaft motor (23), characterized in that: A screw rod (11) is rotatably mounted on one side of the inner wall of the cylinder (1); a connecting block (2) is provided on the outer wall of one side of the screw rod (11); dual-axis motors (23) are mounted on the outer walls of both sides of the connecting block (2); rotating shafts (24) are provided on the outer walls of both ends of the dual-axis motor (23); and limiting rods (15) are mounted on both sides of the inner wall of the cylinder (1).

2. The auxiliary material pre-homogenization device for cement mill according to claim 1, characterized in that: The screw rod (11) passes through the outer wall of one end of the barrel (1), and a motor body (13) is provided thereon. The motor body (13) is connected to the outer wall of the barrel (1).

3. The auxiliary material pre-homogenization device for cement mill according to claim 1, characterized in that: A feed pipe (12) is inserted and installed on one side of the outer wall of the upper end of the cylinder (1), and the feed pipe (12) is connected to the interior of the cylinder (1).

4. The auxiliary material pre-homogenization device for cement mill according to claim 1, characterized in that: A discharge pipe (14) is inserted and installed at the lower end of the outer wall of one side of the cylinder (1), and the discharge pipe (14) is connected to the interior of the cylinder (1).

5. The auxiliary material pre-homogenization device for cement mill according to claim 1, characterized in that: The outer walls on both sides of the rotating shaft (24) are both provided with turning plates (25), and the turning plates (25) are provided with through holes distributed in a rectangular array.

6. The auxiliary material pre-homogenization device for cement mill according to claim 1, characterized in that: The outer walls at both upper and lower ends of the connection block (2) are provided with dust covers (22), and the dust covers (22) are connected to the inner wall of the cylinder (1).

7. The auxiliary material pre-homogenization device for cement mill according to claim 1, characterized in that: The outer walls on both sides of the connection block (2) are provided with movable holes (21), and the limiting rods (15) are located inside the movable holes (21).

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