Rotary kiln drying machine with scattering structure

Abstract

The utility model relates to the technical field of rotary kiln drying machines, in particular to a rotary kiln drying machine with a scattering structure, which comprises a bottom plate, a feeding frame is mounted on one side of the bottom plate, a discharging frame is arranged on the other side of the bottom plate, a rotating roller is mounted between the feeding frame and the discharging frame, a rotating frame is connected in the rotating roller, and a main shaft is arranged on the rotating frame. A scattering rod is connected to the main shaft, scattering pieces are arranged on the outer side of the scattering rod, a second fixing roller is installed at one end of the main shaft, a center shaft is connected into the main shaft, a second rotating roller is connected to one end of the center shaft, and a second motor is further arranged on the bottom plate. According to the scheme, space gaps among parts in the material scattering process of equipment are reduced, the possibility that contact dead angles exist in the scattering process is reduced, the possibility that the equipment scatters the materials in a larger range is improved, the possibility that the materials are unqualified due to the dead angles is avoided, and the effect that the equipment is convenient to adjust is also improved; and the scattering speed and the selection of different scattering functions can be controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary kiln dryers, in particular to a rotary kiln dryer with a dispersing structure. Background Art

[0002] A rotary kiln dryer is an efficient, energy-saving, easy-to-operate and widely applicable industrial drying equipment. In practical applications, it is necessary to select a suitable type of rotary kiln dryer according to the characteristics and requirements of the materials, and reasonably adjust parameters such as drying temperature, humidity and time to achieve the best drying effect. During the drying process, the materials inside are prone to caking. Therefore, a rotary kiln dryer with a dispersing structure is needed.

[0003] A Chinese patent with the patent publication number CN221444684U discloses a rotary kiln dryer with a dispersing structure. The device can prevent the materials from adhering to the inside of the equipment for a long time through the rotation of the material cylinder, and can quickly disperse the materials by using a dispersing shaft and dispersing plates. The device has a simple structure and is easy to operate. However, although the rotation of the material cylinder can prevent the materials from adhering, it will hinder the speed of the materials entering or discharging the equipment during the feeding or discharging process, and there are many gaps between the dispersing plates, and there is also a possibility that some materials are not dispersed. For this reason, a rotary kiln dryer with a dispersing structure is proposed. Summary of the Invention

[0004] The purpose of the utility model is to solve the disadvantages existing in the prior art, and to propose a rotary kiln dryer with a dispersing structure.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A rotary kiln dryer with a dispersing structure includes a bottom plate. A feeding rack is installed on one side of the bottom plate, and a discharging rack is arranged on the other side of the bottom plate. A rotary roller is installed between the feeding rack and the discharging rack. A rotating rack is connected inside the rotary roller. A main shaft is arranged on the rotating rack. A dispersing rod is connected to the main shaft. Dispersing plates are arranged on the outer side of the dispersing rod. A second fixed roller is installed at one end of the main shaft. A central shaft is connected inside the main shaft. A second rotating roller is connected to one end of the central shaft. A second motor is also arranged on the bottom plate.

[0007] Preferably, the feeding rack and the discharging rack are installed on the top surfaces on both sides of the bottom plate. A feeding port is opened on the top surface of the feeding rack. A discharging port is arranged at the bottom side of the discharging rack. Both ends of the rotary roller are rotatably connected between the feeding rack and the discharging rack.

[0008] Preferably, a toothed ring is fixedly installed on the outer surface of the rotary roller, a housing is fixed on the bottom plate, the toothed ring is connected inside the housing, a first motor is installed on the bottom side of the housing, a toothed piece is installed on the output end of the first motor, and the toothed piece meshes with the toothed ring. A supporting runner is also installed on the bottom plate, and a connecting ring is further fixed on the outer surface of the rotary roller, and the connecting ring is connected to the supporting runner.

[0009] Preferably, the main shaft is a hollow tube, the central shaft is rotatably connected inside the main shaft, a plurality of annular grooves are provided on the central shaft, and first bevel gears are fixedly installed on the central shaft on the side of the annular groove. Dispersing rods are connected to both sides of the main shaft of the annular groove, and second bevel gears are installed on one ends of the dispersing rods, and the second bevel gears mesh with the first bevel gears. The other ends of the dispersing rods penetrate through the main shaft and are connected to the rotating frame.

[0010] Preferably, both ends of the rotating frame are fixedly installed on the outer surface of the main shaft, the rotating frame is rotatably connected inside the rotary roller, and the two are adapted to each other. Dispersing pieces are fixedly installed on the outer surfaces of the dispersing rods.

[0011] Preferably, the left ends of the main shaft and the central shaft are rotatably connected inside the discharging frame, the right ends of the main shaft and the central shaft both penetrate to the outside of the feeding frame, a fixing frame is arranged outside the feeding frame, the right end of the main shaft is connected to the fixing frame, and the right end of the central shaft extends to the outside of the fixing frame.

[0012] Preferably, the second fixed roller is fixedly installed on the right end of the main shaft, a first roller is installed on the front output end of the second motor, a positioning screw is connected between the first roller and the output end of the second motor, a first belt is connected between the first roller and the second fixed roller, the second roller is connected to the right end of the central shaft, a first fixed roller is installed on the rear output end of the second motor, a second belt is connected between the first fixed roller and the second roller, an outer convex block is fixed on the rear side surface of the second roller, cross grooves are correspondingly provided on the outer convex block and the right end of the central shaft, a cross clamping block is connected in the cross grooves, and a connecting screw is arranged at the central position of the cross clamping block, and the connecting screw is threadedly connected to the right end of the central shaft.

[0013] The beneficial effects of the present utility model are:

[0014] In this solution, the first motor can drive the rotary roller to rotate continuously, the second motor can drive the rotating frame and the dispersing rods to rotate in the up and down direction, and the second motor can also control the dispersing pieces to rotate in the left and right direction. The cooperation of the two dispersing functions can make the material be dispersed faster and the dispersing effect is better.

[0015] This solution reduces the spatial gaps between components during the material dispersion process of the equipment, decreases the possibility of contact dead angles during the dispersion process, increases the possibility of the device dispersing materials in a larger range, avoids the possibility of unqualified material processing due to dead angles, and also improves the effect of convenient adjustment of the device, enabling control of the dispersion speed and selection of different dispersion functions. Brief Description of the Drawings

[0016] Figure 1 is a schematic structural diagram of a rotary kiln dryer with a dispersion structure proposed by the present utility model;

[0017] Figure 2 is a schematic structural diagram inside a rotary kiln dryer with a dispersion structure proposed by the present utility model;

[0018] Figure 3 is a schematic structural diagram of the rotating frame and the second motor part;

[0019] Figure 4 is Figure 3 a schematic structural diagram of part A in

[0020] Figure 5 is a front view schematic structural diagram of the rotating frame and the second motor part;

[0021] Figure 6 is Figure 5 a schematic structural diagram of part B in

[0022] Figure 7 is a schematic structural diagram of the rotary roller part.

[0023] In the figure: 1, bottom plate; 2, rotary roller; 3, first motor; 4, outer shell; 5, feeding rack; 6, second motor; 7, discharging rack; 8, dispersion rod; 9, rotating frame; 10, dispersion piece; 11, main shaft; 12, toothed ring; 13, connecting ring; 14, central shaft; 15, first rotating roller; 16, positioning screw; 17, first fixed roller; 18, second rotating roller; 19, cross chuck; 20, fixed frame; 21, outer convex block; 22, first bevel gear. Detailed Embodiment

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0025] Embodiment: Refer to Figure 1-7, A rotary kiln dryer with a dispersing structure, including a bottom plate 1. On one side of the bottom plate 1, a feeding rack 5 is installed. On the other side of the bottom plate 1, a discharging rack 7 is provided. Between the feeding rack 5 and the discharging rack 7, a rotary roller 2 is installed. Inside the rotary roller 2, a rotating frame 9 is connected. On the rotating frame 9, a main shaft 11 is provided. On the main shaft 11, a dispersing rod 8 is connected. On the outer side of the dispersing rod 8, a dispersing piece 10 is provided. At one end of the main shaft 11, a second fixed roller is installed. Inside the main shaft 11, a central shaft 14 is connected. At one end of the central shaft 14, a second rotating roller 18 is connected. On the bottom plate 1, a second motor 6 is also provided. The feeding rack 5 and the discharging rack 7 are installed on the top surfaces on both sides of the bottom plate 1 to support the rotation of the rotary roller 2. On the top surface of the feeding rack 5, a feeding port is opened. At the bottom side of the discharging rack 7, a discharging port is provided. Both ends of the rotary roller 2 are rotatably connected between the feeding rack 5 and the discharging rack 7.

[0026] Specifically, a toothed ring 12 is fixedly installed on the outer surface of the rotary roller 2. A housing 4 is fixed on the bottom plate 1. The toothed ring 12 is connected inside the housing 4. At the bottom side of the housing 4, a first motor 3 is installed. On the output end of the first motor 3, a toothed piece is installed. The toothed piece meshes with the toothed ring 12 to drive the rotation of the rotary roller 2. On the bottom plate 1, a supporting runner is also installed. On the outer surface of the rotary roller 2, a connecting ring 13 is also fixed. The connecting ring 13 is connected to the supporting runner.

[0027] Furthermore, the main shaft 11 is a hollow tube. The central shaft 14 is rotatably connected inside the main shaft 11. On the central shaft 14, multiple annular grooves are provided to facilitate the installation and connection of bevel gears. On the central shaft 14 on the side of the annular groove, first bevel gears 22 are fixedly installed to drive the rotation of the dispersing rod 8. On both sides of the annular groove on the main shaft 11, dispersing rods 8 are connected. At one end of each dispersing rod 8, a second bevel gear is installed. The second bevel gear meshes with the first bevel gear 22. The other end of the dispersing rod 8 penetrates through the main shaft 11 and is connected to the rotating frame 9 to achieve the stable support of the dispersing rod 8.

[0028] In this embodiment, both ends of the rotating frame 9 are fixedly installed on the outer surface of the main shaft 11 to follow the rotation of the main shaft 11. The rotating frame 9 is rotatably connected inside the rotary roller 2 and they are mutually adapted. On the outer surface of each dispersing rod 8, a dispersing piece 10 is fixedly installed;

[0029] The left ends of the main shaft 11 and the central shaft 14 are both rotatably connected inside the discharging rack 7. The right ends of the main shaft 11 and the central shaft 14 both penetrate to the outside of the feeding rack 5. Outside the feeding rack 5, a fixing frame 20 is provided. The right end of the main shaft 11 is connected to the fixing frame 20. The right end of the central shaft 14 extends to the outside of the fixing frame 20;

[0030] The second fixed roller is fixedly installed on the right end of the main shaft 11. A first roller 15 is installed on the front side output end of the second motor 6. A positioning screw 16 is connected between the first roller 15 and the output end of the second motor 6 to realize the switching between the control of synchronous movement and self-rotation movement. A first belt is connected between the first roller 15 and the second fixed roller to drive the main shaft 11 to rotate. A second roller 18 is connected to the right end of the central shaft 14. A first fixed roller 17 is installed on the rear side output end of the second motor 6. A second belt is connected between the first fixed roller 17 and the second roller 18 to drive the rotation of the central shaft 14. An outer convex block 21 is fixed on the rear side surface of the second roller 18. Cross grooves are correspondingly formed on the outer convex block 21 and the right end of the central shaft 14. A cross card block 19 is connected in the cross grooves to realize the switching between synchronous movement and self-rotation movement. A connecting screw is arranged at the central position of the cross card block 19, and the connecting screw is threadedly connected to the right end of the central shaft 14.

[0031] Working principle: When working, the material is poured into the equipment from the feeding port, and the material will enter the rotary roller 2. At this time, control the first motor 3 to rotate. The first motor 3 will drive the toothed ring 12 to rotate, and the rotary roller 2 will start to rotate self. At the same time, fix the first roller 15 on the output end of the second motor 6 through the positioning screw 16, control the second motor 6 to rotate, the main shaft 11 will start to rotate, and the rotary frame 9 and the dispersing rod 8 will rotate in the up and down directions;

[0032] When it is necessary to control the dispersing piece 10 to rotate, after the positioning screw 16 is fixed, connect the cross card block 19 to the cross grooves in the outer convex block 21 and the central shaft 14, and fix the connecting screw on the central shaft 14. At this time, the central shaft 14 will be driven by the second motor 6 to rotate. Under the meshing of the bevel gears, the dispersing rod 8 and the dispersing piece 10 will rotate and disperse in the left and right directions.

[0033] The content not detailed in this specification belongs to the prior art well-known to those skilled in the art.

[0034] The standard parts used in the present utility model can all be purchased from the market. The special-shaped parts can be customized according to the records in the specification and the drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, and welding in the prior art. The machines, parts, and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be elaborated here.

[0035] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. A rotary kiln dryer with a dispersing structure, characterized in that, Comprising: A bottom plate (1), a feeding rack (5) is installed on one side of the bottom plate (1), a discharging rack (7) is arranged on the other side of the bottom plate (1), a rotary roller (2) is installed between the feeding rack (5) and the discharging rack (7), a rotating rack (9) is connected inside the rotary roller (2), a main shaft (11) is arranged on the rotating rack (9), a dispersing rod (8) is connected to the main shaft (11), dispersing pieces (10) are arranged on the outer side of the dispersing rod (8), a second fixed roller is installed at one end of the main shaft (11), a central shaft (14) is connected inside the main shaft (11), and a second rotating roller (18) is connected to one end of the central shaft (14). A second motor (6) is also arranged on the bottom plate (1).

2. The rotary kiln dryer with a dispersion structure according to claim 1, characterized in that, The feeding rack (5) and the discharging rack (7) are installed on the top surfaces on both sides of the bottom plate (1). A feeding opening is formed on the top surface of the feeding rack (5), a discharging opening is arranged at the bottom side of the discharging rack (7), and both ends of the rotary roller (2) are rotatably connected between the feeding rack (5) and the discharging rack (7).

3. The rotary kiln dryer with a dispersion structure according to claim 2, characterized in that A toothed ring (12) is fixedly installed on the outer surface of the rotary roller (2). A housing (4) is fixed on the bottom plate (1). The toothed ring (12) is connected inside the housing (4). A first motor (3) is installed at the bottom side of the housing (4). A toothed piece is installed on the output end of the first motor (3), and the toothed piece meshes with the toothed ring (12). A supporting runner is also installed on the bottom plate (1). A connecting ring (13) is also fixedly installed on the outer surface of the rotary roller (2), and the connecting ring (13) is connected to the supporting runner.

4. The rotary kiln dryer with a dispersion structure according to claim 3, characterized in that, The main shaft (11) is a hollow tube. The central shaft (14) is rotatably connected inside the main shaft (11). A plurality of annular grooves are formed on the central shaft (14). First bevel gears (22) are fixedly installed on the central shaft (14) on the side of the annular grooves. Dispersing rods (8) are connected to both sides of the main shaft (11) on both sides of the annular grooves. Second bevel gears are installed at one ends of the dispersing rods (8), and the second bevel gears mesh with the first bevel gears (22). The other ends of the dispersing rods (8) penetrate through the main shaft (11) and are connected to the rotating rack (9).

5. A rotary kiln dryer with a dispersion structure according to claim 4, characterized in that Both ends of the rotating rack (9) are fixedly installed on the outer surface of the main shaft (11). The rotating rack (9) is rotatably connected inside the rotary roller (2), and they are mutually adapted. Dispersing pieces (10) are fixedly installed on the outer surfaces of the dispersing rods (8).

6. A rotary kiln dryer with a dispersing structure according to claim 5, characterized in that, The left ends of the main shaft (11) and the central shaft (14) are rotatably connected inside the discharging rack (7). The right ends of the main shaft (11) and the central shaft (14) penetrate to the outside of the feeding rack (5). A fixing rack (20) is arranged outside the feeding rack (5). The right end of the main shaft (11) is connected to the fixing rack (20), and the right end of the central shaft (14) extends to the outside of the fixing rack (20).

7. A rotary kiln dryer with a dispersing structure according to claim 6, characterized in that, The second fixed roller is fixedly installed on the right end of the main shaft (11). A first roller (15) is installed on the front output end of the second motor (6). A positioning screw (16) is connected between the first roller (15) and the output end of the second motor (6). A first belt is connected between the first roller (15) and the second fixed roller. The second roller (18) is connected to the right end of the central shaft (14). A first fixed roller (17) is installed on the rear output end of the second motor (6). A second belt is connected between the first fixed roller (17) and the second roller (18). An outer convex block (21) is fixed on the rear side surface of the second roller (18). Cross grooves are correspondingly formed in the outer convex block (21) and the right end of the central shaft (14). A cross-shaped block (19) is connected in the cross grooves. A connecting screw is arranged at the central position of the cross-shaped block (19). The connecting screw is threadedly connected to the right end of the central shaft (14).

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