Stirring device of sand mill
By designing a detachable baffle and dispersing disk body structure in the agitator device of the sand mill, the problem of inconvenient disassembly of dispersing dispersing in existing sand mills is solved, and a more efficient disassembly process is achieved.
Patent Information
- Application Number
- CN202421729507.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-22
- Publication Date
- 2025-05-23
- Estimated Expiration
- 2034-07-22
AI Technical Summary
During use, existing sand mills are not convenient for disassembly and maintenance of dispersion disks, which leads to staff needing to disassemble the dispersion disks on the outside of the shaft one by one, which has low disassembly efficiency.
A stirring device for a sand mill is designed, including a rotating shaft, a connecting ring, a partition ring and a baffle. By setting the baffle, a dispersing disk body and a second bolt, the effect of facilitating dismantling of the dispersing disk body is achieved. The staff rotated the second bolt through a wrench to disengage the baffle from the dispersion disk body, thereby enabling efficient disassembly of the single dispersion disk.
It improves the disassembly efficiency of a single dispersed disk, simplifies the maintenance process, and reduces the difficulty of operation for staff.
Smart Images
Figure CN222889886U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sand mills, in particular to a stirring device for a sand mill. Background Art
[0002] A sand mill is a device that uses grinding media to stir in a high-speed rotating dispersion disk, causing strong shear, scouring and collision between the solid particles in the material and the grinding media to achieve crushing, grinding and dispersion. The main components of a sand mill include a grinding cylinder, a dispersion disk, and grinding media. The working principle is that the material is stirred by the high-speed rotating dispersion disk together with the grinding media in a fixed cylinder, causing strong shear, scouring and collision between the solid particles in the material and the grinding media to achieve the purpose of crushing, grinding and dispersion.
[0003] Although the prior art has many benefits during use, it still has the following problems: it is not convenient to disassemble and maintain the dispersion disc, which results in the need for staff to disassemble the dispersion discs outside the shaft one by one, which is not convenient for staff to disassemble the single dispersion disc efficiently. Utility Model Content
[0004] The purpose of the utility model is to provide a stirring device for a sand mill to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stirring device for a sand mill, comprising a rotating shaft, a connecting ring, a separating ring and a baffle, the outer wall of the rotating shaft is provided with separating rings which are equidistant and parallel distributed, a connecting ring is provided between the separating rings, a sleeve is provided on the outer wall of one end of the rotating shaft, baffles are installed on the outer walls on both sides of the connecting ring, and a dispersion disk body is provided on the outer walls on both sides of the connecting ring.
[0006] When using a stirring device of a sand mill in the present technical solution, the staff can rotate the second bolt with a wrench to disengage the baffle from the dispersion disc body, and the staff can disassemble the sleeve by rotating the first bolt, and the staff can disassemble the separating ring and the connecting ring as a whole.
[0007] Preferably, a discharge hole is provided inside the rotating shaft, a filter device is provided on the outer wall of one side of the rotating shaft, the filter device is connected to the discharge hole, and the filter device is located on one side of the separation ring. After the sand mill grinds the material, the material that meets the size is discharged through the filter device and the discharge hole.
[0008] Preferably, the connecting ring is located outside the rotating shaft, and the outer diameter of the connecting ring is consistent with that of the separating ring.
[0009] Preferably, both outer walls of the rotating shaft are provided with limit blocks, both inner walls of the separating ring and the connecting ring are provided with limit grooves, and the limit blocks are located inside the limit grooves. The rotating shaft can drive the separating ring and the connecting ring to rotate through the limit blocks and the limit grooves.
[0010] Preferably, the sleeve contacts the outer wall of the connecting ring, a first bolt distributed in a circular array is arranged inside the sleeve, and the sleeve is connected to the rotating shaft through the first bolt. The first bolt ensures the position stability of the sleeve outside the rotating shaft, and the sleeve fixes the connecting ring and the separating ring.
[0011] Preferably, the dispersion disc body is located between the baffles, the outer diameter of the dispersion disc body is larger than the outer diameter of the baffles, and dispersion holes are provided inside the dispersion disc body. The dispersion disc body disperses the materials through the dispersion holes.
[0012] Preferably, the baffles are provided with second bolts distributed in a circular array inside, and the connecting ring is connected to the baffles via the second bolts. The second bolts ensure the position stability of the connecting ring between the baffles.
[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model achieves the effect of facilitating the disassembly of the dispersion disk body by setting the baffle, the dispersion disk body and the second bolt; the staff can rotate the second bolt by a wrench to disengage the baffle from the dispersion disk body, and the staff can disassemble the required dispersion disk body, thereby improving the disassembly efficiency of a single dispersion disk; and the staff can disassemble the sleeve by rotating the first bolt, and the staff can disassemble the separating ring and the connecting ring as a whole. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the appearance of the rotating shaft structure of the utility model;
[0015] Figure 2 It is a partial cross-sectional schematic diagram of the rotating shaft structure of the utility model;
[0016] Figure 3 It is a partially enlarged schematic diagram of the connecting ring structure of the utility model.
[0017] In the figure: 1, rotating shaft; 11, filtering device; 12, separating ring; 13, sleeve; 14, first bolt; 15, limiting block; 2, connecting ring; 21, baffle; 22, dispersion disc body; 23, dispersion hole; 24, second bolt. DETAILED DESCRIPTION
[0018] 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.
[0019] See also Figure 1-Figure 3 , the utility model provides two embodiments:
[0020] Embodiment 1: A stirring device of a sand mill comprises a rotating shaft 1, a connecting ring 2, a separating ring 12 and a baffle 21. The outer wall of the rotating shaft 1 is provided with separating rings 12 which are equidistantly distributed in parallel, a connecting ring 2 is provided between the separating rings 12, a sleeve 13 is provided on the outer wall of one end of the rotating shaft 1, baffles 21 are installed on the outer walls on both sides of the connecting ring 2, and a dispersion disk body 22 is provided on the outer walls on both sides of the connecting ring 2.
[0021] A discharge hole is provided inside the rotating shaft 1, and a filter device 11 is provided on the outer wall of one side of the rotating shaft 1. The filter device 11 is connected to the discharge hole and is located on one side of the separation ring 12. After the sand mill grinds the material, the material that meets the size is discharged through the filter device 11 and the discharge hole.
[0022] The connecting ring 2 is located outside the rotating shaft 1 , and the outer diameters of the connecting ring 2 and the separating ring 12 are consistent.
[0023] The outer walls of both sides of the rotating shaft 1 are both installed with limit blocks 15, and the inner walls of the separating ring 12 and the connecting ring 2 are both provided with limit grooves, and the limit blocks 15 are located inside the limit grooves. The rotating shaft 1 can drive the separating ring 12 and the connecting ring 2 to rotate through the limit blocks 15 and the limit grooves.
[0024] Embodiment 2: A stirring device of a sand mill comprises a rotating shaft 1, a connecting ring 2, a separating ring 12 and a baffle 21, wherein the outer wall of the rotating shaft 1 is provided with separating rings 12 which are equidistantly distributed in parallel, a connecting ring 2 is provided between the separating rings 12, a sleeve 13 is provided on the outer wall of one end of the rotating shaft 1, baffles 21 are installed on the outer walls on both sides of the connecting ring 2, and a dispersion disk body 22 is provided on the outer walls on both sides of the connecting ring 2.
[0025] A discharge hole is provided inside the rotating shaft 1, and a filter device 11 is provided on the outer wall of one side of the rotating shaft 1. The filter device 11 is connected to the discharge hole and is located on one side of the separation ring 12. After the sand mill grinds the material, the material that meets the size is discharged through the filter device 11 and the discharge hole.
[0026] The connecting ring 2 is located outside the rotating shaft 1 , and the outer diameters of the connecting ring 2 and the separating ring 12 are consistent.
[0027] The outer walls of both sides of the rotating shaft 1 are both installed with limit blocks 15, and the inner walls of the separating ring 12 and the connecting ring 2 are both provided with limit grooves, and the limit blocks 15 are located inside the limit grooves. The rotating shaft 1 can drive the separating ring 12 and the connecting ring 2 to rotate through the limit blocks 15 and the limit grooves.
[0028] The sleeve 13 contacts the outer wall of the connecting ring 2, and the sleeve 13 is provided with first bolts 14 distributed in a circular array, and the sleeve 13 is connected to the rotating shaft 1 through the first bolts 14. The first bolts 14 ensure the position stability of the sleeve 13 outside the rotating shaft 1, and the sleeve 13 fixes the connecting ring 2 and the separating ring 12.
[0029] The dispersion disc body 22 is located between the baffles 21 , the outer diameter of the dispersion disc body 22 is larger than the outer diameter of the baffles 21 , and dispersion holes 23 are provided inside the dispersion disc body 22 . The dispersion disc body 22 disperses the materials through the dispersion holes 23 .
[0030] The baffle 21 is provided with second bolts 24 distributed in a circular array inside, and the connecting ring 2 is connected to the baffle 21 through the second bolts 24. The second bolts 24 ensure the position stability of the connecting ring 2 between the baffles 21. The staff can rotate the second bolts 24 by a wrench to disengage the baffle 21 from the dispersion disc body 22, and the staff can disassemble the required dispersion disc body 22, thereby improving the disassembly efficiency of a single dispersion disc, and the staff can disassemble the sleeve 13 by rotating the first bolts 14, and the staff can disassemble the separation ring 12 and the connecting ring 2 as a whole.
[0031] 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 stirring device for a sand mill, comprising a rotating shaft (1), a connecting ring (2), a separating ring (12) and a baffle (21), characterized in that: The outer wall of the rotating shaft (1) is provided with equidistant and parallel spacer rings (12), a connecting ring (2) is provided between the spacer rings (12), a sleeve (13) is provided on the outer wall of one end of the rotating shaft (1), baffles (21) are installed on the outer walls on both sides of the connecting ring (2), and a dispersion disk body (22) is provided on the outer walls on both sides of the connecting ring (2).
2. The stirring device of a sand mill according to claim 1, characterized in that: A discharge hole is provided inside the rotating shaft (1), and a filter device (11) is provided on an outer wall of one side of the rotating shaft (1). The filter device (11) is connected to the discharge hole, and the filter device (11) is located on one side of the separation ring (12).
3. The stirring device of a sand mill according to claim 1, characterized in that: The connecting ring (2) is located outside the rotating shaft (1), and the outer diameters of the connecting ring (2) and the separating ring (12) are consistent.
4. The stirring device of a sand mill according to claim 1, characterized in that: Limiting blocks (15) are installed on both sides of the outer walls of the rotating shaft (1), and limiting grooves are provided on both sides of the inner walls of the separation ring (12) and the connecting ring (2), and the limiting blocks (15) are located inside the limiting grooves.
5. The stirring device of a sand mill according to claim 1, characterized in that: The sleeve (13) is in contact with the outer wall of the connecting ring (2), first bolts (14) distributed in a circular array are arranged inside the sleeve (13), and the sleeve (13) is connected to the rotating shaft (1) via the first bolts (14).
6. The stirring device of a sand mill according to claim 1, characterized in that: The dispersion disc body (22) is located between the baffles (21), the outer diameter of the dispersion disc body (22) is greater than the outer diameter of the baffles (21), and a dispersion hole (23) is provided inside the dispersion disc body (22).
7. The stirring device of a sand mill according to claim 1, characterized in that: Second bolts (24) distributed in a circular array are arranged inside the baffle (21), and the connecting ring (2) is connected to the baffle (21) via the second bolts (24).