Paddle drying machine with paddle cleaning device

Abstract

The utility model relates to the technical field of viscous material drying machine equipment, and provides a paddle drying machine with a paddle cleaning device, the paddle drying machine comprises a rack, a shell, a stirring shaft and paddles, the shell is arranged on the rack, the stirring shaft is rotatably arranged in the shell, the paddles are arranged on the stirring shaft, and the paddle cleaning device is arranged on the stirring shaft. A plurality of cleaning devices are arranged on the inner side of the top of the shell in the length direction of the stirring shaft at intervals, and each cleaning device comprises a lifting assembly and a blowing and brushing assembly arranged on the lifting assembly. The paddle cleaning device is additionally arranged in the shell, sweeping and high-temperature and high-pressure air blowing can be carried out on the paddle, the paddle cleaning effect is guaranteed, and the phenomenon that materials adhere to the paddle is effectively reduced; and the product quality is improved.

Description

Technical Field

[0001] The present application belongs to the technical field of viscous material drying machine equipment, and more specifically, to a blade drying machine with a blade cleaning device. Background Art

[0002] In the drying process of materials such as sludge and kitchen solids, when the moisture content is in the range of 50-65%, the material will enter a sticky zone. At this time, the material is extremely sticky and is easy to stick to the side of the blade, support column and blade tip of the paddle dryer. This sticking phenomenon not only causes the material to agglomerate and coke, affecting the quality of the dried product, but also affects the heat transfer efficiency in the drying process, resulting in increased heat energy loss and reducing the energy efficiency and efficiency of the entire drying process. Therefore, how to clean the paddle in time is a technical problem that needs to be solved urgently. Utility Model Content

[0003] In view of the technical problem in the prior art that clumps of material are easily adhered to the blades, the purpose of the embodiments of the present application is to provide a blade dryer with a blade cleaning device to regularly clean the blades to effectively reduce the adhesion of materials on the blades.

[0004] To achieve the above-mentioned purpose, the technical solution adopted in the present application is: to provide a paddle dryer with a paddle cleaning device, including: a frame, a shell, a stirring shaft and paddles, the shell is arranged on the frame, the stirring shaft is rotatably arranged in the shell, the paddles are arranged on the stirring shaft, and a plurality of cleaning devices are arranged at intervals on the inner side of the top of the shell along the length direction of the stirring shaft, and the cleaning device includes a lifting assembly and a blowing and brushing assembly arranged on the lifting assembly.

[0005] In one embodiment, the lifting assembly includes: a top frame, a guide frame, a guide rod and a cylinder, the top frame is fixed to the inner side of the top of the shell, the body of the cylinder is fixed to the center of the top frame and the guide frame, two guide rods are provided, and the guide rods are movably inserted into the movable frame, one end of the guide rod is connected to the blowing and brushing assembly, and the piston end of the cylinder is connected to the blowing and brushing assembly.

[0006] In one embodiment, the blowing and brushing assembly includes: an upper brush plate, a lower brush plate and bristles, the bristles are fixed on the lower brush plate, the upper brush plate and the lower brush plate are fixedly connected, and the guide rod and the piston end are both connected to the upper brush plate.

[0007] In one embodiment, a sealing gasket is provided between the upper brush plate and the lower brush plate, an air storage groove is provided on the lower brush plate, a plurality of air outlet holes are provided at the bottom of the air storage groove, and a high-temperature resistant air pipe connected to the air storage groove is provided on the upper brush plate, and the high-temperature resistant air pipe is connected to a high-pressure air source outside the shell.

[0008] In one embodiment, the bristles are thin steel wires.

[0009] In one embodiment, two stirring shafts are arranged in parallel, and the cleaning devices are arranged in two rows.

[0010] In one embodiment, the shell includes a lower shell and an upper cover, the upper cover is detachably connected to the lower shell, and the cleaning device is installed on the inner side of the upper cover.

[0011] In one embodiment, the lower shell is connected to the frame by welding or bolts.

[0012] In one embodiment, a heat-insulating jacket or a heat-insulating material layer is provided on the outer side of the lower shell.

[0013] The beneficial effect of the blade dryer with a blade cleaning device provided in the present application is that by adding a blade cleaning device in the shell, the blades can be swept and blown with high-pressure air to ensure the cleaning effect of the blades and effectively reduce the adhesion of materials in the blade area, thereby improving product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 A schematic diagram of the exploded structure of a blade dryer with a blade cleaning device provided in an embodiment of the present application;

[0016] Figure 2 A schematic diagram of the exploded structure of a blade dryer with a blade cleaning device provided in an embodiment of the present application;

[0017] Figure 3 This is a schematic diagram of the front structural view of a blade dryer with a blade cleaning device provided in an embodiment of the present application.

[0018] Among them, the reference numerals in the figure are:

[0019] 1. Frame; 2. Lower shell; 3. Stirring shaft; 4. Upper cover; 5. Cleaning device; 5-1. Top frame; 5-2. High temperature resistant air pipe; 5-3. Guide frame; 5-4. Guide rod; 55. Upper brush plate; 5-6. Sealing gasket; 5-7. Lower brush plate; 5-8. Brush; 5-9. Cylinder. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0021] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0022] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0024] like Figure 1 and Figure 2 As shown, the blade dryer with a blade cleaning device provided in an embodiment of the present application is now described. The blade dryer with a blade cleaning device comprises: a frame 1, a shell, a stirring shaft 3 and a blade. Among them, the shell is arranged on the frame 1, and bearing seats are arranged at both ends of the shell. The stirring shaft 3 is rotatably arranged in the shell. A motor group for driving the stirring shaft 3 to rotate is also arranged on the frame 1, and the blade is arranged on the stirring shaft 3. In this embodiment, the height of the shell is increased, that is, the height of the internal space of the shell is larger than the height dimension of the existing equipment. The purpose of such design is to increase the installation space of the cleaning device 5. A plurality of cleaning devices 5 are arranged at intervals on the inner side of the top of the shell along the length direction of the stirring shaft 3. The cleaning device 5 comprises a lifting assembly and a blowing and brushing assembly arranged on the lifting assembly; the lifting assembly drives the blowing and brushing assembly to perform lifting and lowering movements to clean the blades.

[0025] In this embodiment, the paddle dryer is a double-shaft paddle dryer. Specifically, two stirring shafts 3 are arranged in parallel, and two rows of cleaning devices 5 are arranged.

[0026] In this embodiment, the shell includes a lower shell 2 and an upper cover 4, the upper cover 4 is detachably sealed to the lower shell 2, and the cleaning device 5 is installed on the inner side of the upper cover 4; the upper cover 4 is detachable, which is convenient for maintenance and cleaning of the lower shell 2 and for installation of the cleaning device 5.

[0027] In this embodiment, the frame 1 is formed of steel or steel material and then welded; the lower shell 2 is formed of steel and then welded, and the lower shell 2 is welded or bolted to the frame 1. A heat-insulating jacket or heat-insulating material layer is provided on the outside of the lower shell 2. Similarly, a heat-insulating material layer is provided on the outside of the upper cover 4 to insulate the inside of the shell and prevent heat loss.

[0028] like Figure 3 As shown, in this embodiment, the lifting assembly includes: a top frame 5-1, a guide frame 5-3, a guide rod 5-4 and a cylinder 5-9. The top frame 5-1 is fixed to the inner side of the top of the shell. The body of the cylinder 5-9 is fixed to the center of the top frame 5-1 and the guide frame 5-3. Two guide rods 5-4 are provided. The guide rods 5-4 are movably arranged on the movable frame. One end of the guide rod 5-4 is connected to the blowing and brushing assembly. The piston end of the cylinder 5-9 is connected to the blowing and brushing assembly. The blowing and brushing assembly includes: an upper brush plate 55, a lower brush plate 5-7 and bristles 5-8. The bristles 5-8 are fixed to the lower brush plate 5-7. The upper brush plate 55 and the lower brush plate 5-7 are fixedly connected. The guide rod 5-4 and the piston end are both connected to the upper brush plate 55. The top frame 5-1 and the guide frame 5-3 are both rectangular steel plates. The guide rod 5-4 has a guiding function. When the cylinder 5-9 is working, the piston end is extended and retracted, thereby driving the blowing and brushing assembly to rise and fall.

[0029] In this embodiment, a sealing gasket 5-6 is provided between the upper brush plate 55 and the lower brush plate 5-7, so that the upper brush plate 55 and the lower brush plate 5-7 are sealed and connected. The lower brush plate 5-7 is provided with an air storage groove, and a plurality of air outlets are provided at the bottom of the air storage groove, and the air outlets are arranged alternately with the bristles 5-8. The upper brush plate 55 is provided with a high-temperature resistant air pipe 5-2 connected to the air storage groove, and the high-temperature resistant air pipe 5-2 is connected to a high-pressure air source outside the shell. The high-pressure air source provides high-temperature and high-pressure gas, and passes into the air storage groove through the high-temperature resistant air pipe 5-2, and then blows out through a plurality of air outlets to flush the surface of the bristles 5-8 and the surface of the blades, so as to ensure that the bristles 5-8 will not clump and the cleaning effect of the blades; at the same time, the airflow can also accelerate the heat flow in the shell, and the heating is uniform.

[0030] In this embodiment, the bristles 5-8 are thin steel wires, which can ensure their use strength and effectively clean the blades. The thin steel wires can promote material stirring and mixing during the cleaning process of the blades, thereby improving the drying efficiency.

[0031] In this embodiment, the paddle dryer can reduce material adhesion, reduce caking and coking, and improve product quality through the cleaning device 5; at the same time, the high-temperature and high-pressure gas can improve the heat transfer efficiency, and the insulation can reduce the heat energy loss and achieve energy saving; the clean paddles can enhance the stirring and turning of the material, accelerate the drying process, and improve the drying efficiency; the cleaning device 5 is automatically controlled by the control system, which simplifies the operation process, reduces labor intensity, and improves production safety.

[0032] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A blade drying machine with a blade cleaning device, comprising: A frame (1), a shell, a stirring shaft (3) and a paddle, wherein the shell is arranged on the frame (1), the stirring shaft (3) is rotatably arranged in the shell, and the paddle is arranged on the stirring shaft (3), characterized in that a plurality of cleaning devices (5) are arranged at intervals on the inner side of the top of the shell along the length direction of the stirring shaft (3), and the cleaning device (5) comprises a lifting assembly and a blowing and brushing assembly arranged on the lifting assembly.

2. The blade drying machine with a blade cleaning device according to claim 1, characterized in that: The lifting assembly comprises: a top frame (5-1), a guide frame (5-3), a guide rod (5-4) and a cylinder (5-9); the top frame (5-1) is fixed to the inner side of the top of the shell; the body of the cylinder (5-9) is fixed to the center of the top frame (5-1) and the guide frame (5-3); two guide rods (5-4) are provided; the guide rods (5-4) are movably inserted into the movable frame; one end of the guide rod (5-4) is connected to the blowing and brushing assembly; and the piston end of the cylinder (5-9) is connected to the blowing and brushing assembly.

3. The blade drying machine with blade cleaning device according to claim 2, characterized in that: The blowing and brushing assembly comprises: an upper brush plate (55), a lower brush plate (5-7) and bristles (5-8), wherein the bristles (5-8) are fixed on the lower brush plate (5-7), the upper brush plate (55) and the lower brush plate (5-7) are fixedly connected, and the guide rod (5-4) and the piston end are both connected to the upper brush plate (55).

4. The blade drying machine with blade cleaning device according to claim 3, characterized in that: A sealing gasket (5-6) is provided between the upper brush plate (55) and the lower brush plate (5-7); an air storage groove is provided on the lower brush plate (5-7); a plurality of air outlet holes are provided at the bottom of the air storage groove; a high temperature resistant air pipe (5-2) in communication with the air storage groove is provided on the upper brush plate (55); and the high temperature resistant air pipe (5-2) is connected to a high pressure air source outside the shell.

5. The blade drying machine with blade cleaning device according to claim 4, characterized in that: The bristles (5-8) are thin steel wires.

6. The blade drying machine with a blade cleaning device according to any one of claims 1 to 5, characterized in that: Two stirring shafts (3) are arranged in parallel, and two rows of cleaning devices (5) are arranged.

7. The blade drying machine with blade cleaning device according to claim 6, characterized in that: The shell comprises a lower shell (2) and an upper cover (4); the upper cover (4) is detachably connected to the lower shell (2); and the cleaning device (5) is installed on the inner side of the upper cover (4).

8. The blade drying machine with blade cleaning device according to claim 7, characterized in that: The lower shell (2) is connected to the frame (1) by welding or bolts.

9. The blade drying machine with blade cleaning device according to claim 8, characterized in that: The outer side of the lower shell (2) is provided with a heat-insulating jacket or a heat-insulating material layer.

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