Rotary drying device for cement grinding aid production
By introducing a rotary drying structure into the cement aid drying device, using the drive column, spiral drying ring and drying heating wire, the problems of low drying efficiency and inconvenient agitation in traditional drying devices are solved, and efficient cement aid is achieved Abrasive drying and conveying.
Patent Information
- Application Number
- CN202421015276.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-11
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-11
AI Technical Summary
During the drying process of cement aids, there is a lot of dust, easy to generate plate bonds, and inconvenient feeding, which cannot be effectively dried and agitated, reducing the drying effect.
A rotary drying device is designed, including a driving column, a spiral drying ring, agitating column and a drying heating wire. The driving column drives the spiral drying ring and the agitating column to rotate, and combines the drying heating wire and partition to achieve Efficient drying and agitation operations.
It improves the drying efficiency and drying effect of cement aids, simplifies the conveying and discharge operations of raw materials, and improves the overall drying performance.
Smart Images
Figure CN222352812U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of cement grinding aids, and in particular relates to a rotary drying device for producing cement grinding aids. Background Art
[0002] In the process of grinding cement clinker, adding a small amount of additional substances can significantly improve the grinding efficiency or reduce energy consumption without damaging the performance of cement. This kind of chemical additive is generally called cement grinding aid. At present, the main defects of drying devices are as follows:
[0003] In the process of drying cement grinding aids with traditional drying devices, there is a large amount of dust in the grinding aids, and the grinding aids are prone to compaction during the drying process, which makes it inconvenient to feed and transport the cement grinding aids. The traditional drying devices cannot perform drying and stirring operations more effectively, thereby reducing the drying effect of the overall drying device on the cement grinding aids. Utility Model Content
[0004] The utility model aims to provide a rotary drying device for cement grinding aid production, aiming to solve the problem in the prior art that the drying and stirring operations cannot be performed more effectively, thereby reducing the drying effect of the overall drying device on the cement grinding aid.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A rotary drying device for producing cement grinding aids comprises a drying box body, a driving column is rotatably connected inside the drying box body, a fixing rod is rotatably connected inside the driving column, a plurality of main bevel gears are fixedly installed on the outer side of the fixing rod, two ends of the fixing rod are fixedly connected to two ends of the drying box body, a spiral drying ring is fixedly installed on the outer side of the driving column, a plurality of stirring columns are rotatably connected to the outer side of the driving column, stirring bristles are fixedly installed on the outer sides of the plurality of stirring columns, a secondary bevel gear is fixedly installed on one end of the stirring column, and the secondary bevel gear meshes with the main bevel gear.
[0007] As a preferred embodiment of the utility model, a driving gear ring is fixedly mounted on the outer side of the top end of the driving column, and a driving gear is meshed on the outer side of the driving gear ring.
[0008] As a preferred embodiment of the utility model, a driving motor is fixedly installed inside the top of the drying box body, and the output end of the driving motor is fixedly connected to the top of the driving gear.
[0009] As a preferred embodiment of the utility model, a plurality of partitions are fixedly installed on the top of the spiral drying ring, and a plurality of drying heating wires are fixedly installed inside the spiral drying ring.
[0010] As a preferred embodiment of the utility model, a discharge baffle is fixedly installed on the outer side of the top of the drying box body, and a feeding trough is fixedly installed on the outer side of the bottom end of the drying box body.
[0011] As a preferred embodiment of the utility model, a switch panel is fixedly installed on the outer side of the drying box body, and a driving motor switch and a drying heating wire switch are fixedly installed on the surface of the switch panel respectively, the driving motor is electrically connected to the external power supply through the driving motor switch, and the drying heating wire is electrically connected to the external power supply through the drying heating wire switch.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] 1) The spiral drying ring is driven to rotate inside the drying box body by the driving column, so that the cement grinding aid can move from the bottom to the top of the spiral drying ring for drying. During the drying process, the stirring column on the driving column can rotate on the driving column under the action of the main bevel gear and the auxiliary bevel gear, thereby effectively increasing the drying efficiency of the cement grinding aid inside the drying box body.
[0014] 2) Through the function of the drying heating wire inside the spiral drying ring, the cement grinding aid can be further and more efficiently dried by the drying heating wire. The partition plate provided can also more effectively improve the cement grinding aid. When the spiral drying ring rotates, the raw materials inside the bottom feeding trough are transported to the top, and then moved to the external discharge baffle after drying. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the internal structure of the drying box body of the utility model;
[0018] Figure 3 This is a schematic diagram of the driving gear structure of the utility model;
[0019] Figure 4 This is a schematic diagram of the stirring column structure of the utility model;
[0020] Figure 5 This is a schematic diagram of the internal structure of the driving column of the utility model;
[0021] Figure 6This is a schematic diagram of the internal structure of the spiral drying ring of the utility model.
[0022] In the figure: 1. Drying box body; 2. Driving column; 21. Driving gear ring; 22. Driving gear; 23. Driving motor; 3. Fixing rod; 31. Main bevel gear; 4. Spiral drying ring; 41. Partition; 42. Drying heating wire; 5. Stirring column; 51. Stirring bristles; 52. Sub-bevel gear; 6. Discharge baffle; 7. Feeding trough. DETAILED DESCRIPTION
[0023] 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.
[0024] See also Figure 1-6 The utility model provides the following technical solutions: a rotary drying device for producing cement grinding aids, comprising a drying box body 1, a driving column 2 is rotatably connected inside the drying box body 1, a fixing rod 3 is rotatably connected inside the driving column 2, a plurality of main bevel gears 31 are fixedly installed on the outer side of the fixing rod 3, both ends of the fixing rod 3 are fixedly connected to both ends of the drying box body 1, a spiral drying ring 4 is fixedly installed on the outer side of the driving column 2, a plurality of stirring columns 5 are rotatably connected to the outer side of the driving column 2, a stirring brush rod is fixedly installed on the outer side of the plurality of stirring columns 5, a secondary bevel gear 52 is fixedly installed on one end of the stirring column 5, and the secondary bevel gear 52 is meshed with the main bevel gear 31.
[0025] During specific use, when the drying device is used, the spiral drying ring 4 can be driven to rotate inside the drying box body 1 through the driving column 2, so that the cement grinding aid can be moved on the spiral drying ring 4 to the top of the drying box body 1, and is continuously heated and dried during the movement. Since the fixed rod 3 is fixed on the drying box body 1, when the driving column 2 rotates, the stirring column 5 on the driving column 2 can be relatively rotated around the main bevel gear 31 on the fixed rod 3 through the action of the secondary bevel gear 52, so that the stirring bristles 51 on the driving column 2 can be driven to rotate through the stirring column 5, and then the drying efficiency of the cement grinding aid inside the drying box body 1 can be further and more efficiently accelerated.
[0026] Preferably, a driving gear ring 21 is fixedly mounted on the outer side of the top end of the driving column 2 , and a driving gear 22 is meshed on the outer side of the driving gear ring 21 .
[0027] During specific use, when the driving column 2 is required to drive the spiral drying ring 4 to rotate, the driving gear ring 21 can drive the driving column 2 to rotate inside the drying box body 1 through the action of the rotating driving gear 22 on the driving gear ring 21.
[0028] Preferably, a driving motor 23 is fixedly installed inside the top of the drying box body 1 , and an output end of the driving motor 23 is fixedly connected to the top of the driving gear 22 .
[0029] During specific use, when the gear 22 needs to be driven to rotate, the driving motor 23 can be used to drive the gear 22 to rotate inside the drying box body 1 .
[0030] Preferably, a plurality of partitions 41 are fixedly installed on the top of the spiral drying ring 4 , and a plurality of drying heating wires 42 are fixedly installed inside the spiral drying ring 4 .
[0031] When in use, the spiral drying ring 4 rotates to dry the cement grinding aid thereon through the internal drying heating wire 42, and the partition 41 can further increase the movement of the spiral drying ring 4 to move the bottom raw materials to the top.
[0032] Preferably, a discharge baffle 6 is fixedly installed on the outer side of the top of the drying box body 1, and a feeding trough 7 is fixedly installed on the outer side of the bottom end of the drying box body 1.
[0033] During specific use, the discharge baffle 6 can guide and output the dried cement grinding aid, while the feeding trough 7 is used to add the raw materials to be dried to the bottom of the drying box body 1, which is more convenient for the loading and transportation operation of the cement grinding aid.
[0034] Preferably, a switch panel is fixedly installed on the outer side of the drying box body 1, and a drive motor switch and a drying heating wire switch are fixedly installed on the surface of the switch panel. The drive motor 23 is electrically connected to the external power supply through the drive motor switch, and the drying heating wire 42 is electrically connected to the external power supply through the drying heating wire switch.
[0035] During specific use, the rotary drying device for cement grinding aid production can be conveniently controlled by means of the equipment switch arranged on the switch panel.
[0036] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A rotary drying device for producing cement grinding aids, comprising a drying box body (1), characterized in that: The drying box body (1) is rotatably connected to a driving column (2), and the driving column (2) is rotatably connected to a fixing rod (3). A plurality of main bevel gears (31) are fixedly mounted on the outer side of the fixing rod (3). The two ends of the fixing rod (3) are fixedly connected to the two ends of the drying box body (1). A spiral drying ring (4) is fixedly mounted on the outer side of the driving column (2). A plurality of stirring columns (5) are rotatably connected to the outer side of the driving column (2), and stirring bristles (51) are fixedly mounted on the outer sides of the plurality of stirring columns (5). A secondary bevel gear (52) is fixedly mounted on one end of the stirring column (5), and the secondary bevel gear (52) is meshed with the main bevel gear (31).
2. A rotary drying device for producing cement grinding aids according to claim 1, characterized in that: A driving gear ring (21) is fixedly mounted on the outer side of the top end of the driving column (2), and a driving gear (22) is meshed on the outer side of the driving gear ring (21).
3. A rotary drying device for producing cement grinding aids according to claim 2, characterized in that: A driving motor (23) is fixedly installed inside the top end of the drying box body (1), and the output end of the driving motor (23) is fixedly connected to the top end of the driving gear (22).
4. A rotary drying device for producing cement grinding aids according to claim 3, characterized in that: A plurality of partitions (41) are fixedly mounted on the top of the spiral drying ring (4), and a plurality of drying heating wires (42) are fixedly mounted inside the spiral drying ring (4).
5. The rotary drying device for producing cement grinding aid according to claim 1, characterized in that: A material discharging baffle (6) is fixedly mounted on the outer side of the top of the drying box body (1), and a material feeding trough (7) is fixedly mounted on the outer side of the bottom end of the drying box body (1).
6. A rotary drying device for producing cement grinding aids according to claim 4, characterized in that: A switch panel is fixedly mounted on the outside of the drying box body (1), and a drive motor switch and a drying heating wire switch are fixedly mounted on the surface of the switch panel respectively; the drive motor (23) is electrically connected to an external power source via the drive motor switch, and the drying heating wire (42) is electrically connected to an external power source via the drying heating wire switch.