Industrial powder wet material drying device

Abstract

The utility model discloses an industrial powder wet material drying device which is characterized in that the output end of a rotating speed adjustable driving device is connected with a spiral device through a shaft, the spiral device is internally provided with a shaft, one end of the shaft is provided with a shaft air inlet, and the other end of the shaft is provided with an in-shaft heat circulation air outlet; one end of the spiral device is connected with a bearing seat through a shaft, the outer surface of the shaft is rotatably connected with a furnace body sealing end cover, the outer surface of the furnace body sealing end cover is fixedly connected with a rotary furnace body, and the outer surface of the rotary furnace body is fixedly connected with an in-furnace thermal cycle gas exhaust pipeline. The kiln waste gas heat energy is fully recycled, energy conservation and environmental protection are achieved, the drying effect is better, materials can be stirred, dried and conveyed through the spiral device, the stirring, drying and conveying functions can be completed at the same time, and therefore the occupied area of equipment can be reduced, and the production space can be saved.

Description

Technical Field

[0001] The utility model relates to the technical field of wet material drying devices, in particular to an industrial powder wet material drying device. Background Art

[0002] Industrial powder wet material drying device is a device used to dry powder materials with high humidity. It achieves the purpose of drying by heating the wet material and evaporating the water in the wet material through hot air or other heat media. At present, industrial powder wet material drying devices are usually equipped with automatic control systems to control parameters such as temperature, humidity, wind speed, etc. during the drying process. By controlling these parameters, precise control of the drying process can be achieved, and the drying efficiency and product quality can be improved. However, the positive electrode material powder wet material needs to be dried separately using a drying device before firing in a kiln. Existing drying equipment uses independent electric heating. Or other methods of heating, high energy consumption and long time, the temperature of the hot gas discharged from the kiln is as high as two or three hundred degrees Celsius, and the energy is lost after direct discharge, and it is not environmentally friendly. A Chinese patent discloses a "powder material drying device with a dehumidification device", and its application number is "CN201621451971.9". A microwave heater is embedded on the inside of the tank body; a dehumidification device is arranged on the top side wall of the tank body; the dehumidification device is composed of a dehumidification pipe, a filter tank and a dehumidifier; the agglomerated material is crushed by a feeding device, so as to improve the drying quality of the material and speed up the drying speed, but it adopts independent electric heating, high energy consumption and long time, and is not environmentally friendly. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide an industrial powder wet material drying device. By using kiln exhaust gas to heat the material, the heat energy of the kiln exhaust gas is fully reused, which is energy-saving and environmentally friendly, and the drying effect is better. The spiral device can both stir and dry the material and convey the material, and can complete the stirring, drying and conveying functions at the same time, thereby reducing the floor space of the equipment and saving production space.

[0004] The utility model also provides an industrial powder wet material drying device as described above, comprising: an adjustable speed driving device, the output end of the adjustable speed driving device is connected to a spiral device via a shaft, a shaft is arranged inside the spiral device, one end of the shaft is provided with a shaft air inlet, the other end of the shaft is provided with a shaft internal heat circulation gas outlet, one end of the spiral device is connected to a bearing seat via the shaft, the outer surface of the shaft is rotatably connected to a furnace body sealing end cover, the outer surface of the furnace body sealing end cover is fixedly connected to a rotary furnace body, the outer surface of the rotary furnace body is fixedly connected to a furnace internal heat circulation gas exhaust pipeline, the outer surface of the rotary furnace body is provided with a material feed inlet, and the outer surface of the rotary furnace body is provided with a material outlet.

[0005] According to an industrial powder wet material drying device described in the utility model, a bracket is fixedly connected to the outer surface of the rotary furnace body, and the position of the shaft air inlet is opposite to the position of the heat circulation gas outlet in the shaft, so as to maintain the stability of the furnace body, avoid shaking and tilting, and ensure the normal operation of the drying device.

[0006] According to the industrial powder wet material drying device described in the utility model, the outer surface of the furnace body sealing end cover is provided with a hole, and the inner wall of the hole is rotatably connected to the shaft to achieve a sealing effect and prevent the wet material from leaking out.

[0007] According to the industrial powder wet material drying device described in the utility model, the spiral device is installed inside the rotary furnace body, and the outer surface of the spiral device is movably connected to the rotary furnace body to evenly push and stir the wet material so that it is more fully exposed to the hot circulating gas, thereby improving the drying effect.

[0008] According to the industrial powder wet material drying device described in the utility model, the outer surface of the material feed port is provided with a feed valve, and the outer surface of the material outlet is provided with a discharge valve, which can conveniently control the inlet and outlet of the material.

[0009] According to the industrial powder wet material drying device described in the utility model, the position of the adjustable speed driving device is opposite to the position of the bearing seat, and the rotary furnace body is installed between the adjustable speed driving device and the bearing seat, so as to conveniently adjust the speed and control the residence time of the wet material in the drying device to meet the drying requirements of different materials.

[0010] According to the industrial powder wet material drying device described in the utility model, the in-shaft hot circulation gas outlet is installed inside the rotary furnace body, and the inner wall of the rotary furnace body is movably connected to the in-shaft hot circulation gas outlet to achieve smooth circulation of the hot circulation gas and improve drying efficiency.

[0011] Beneficial Effects

[0012] 1. Compared with the prior art, this industrial powder wet material drying device uses kiln exhaust gas to heat the material, so that the heat energy of the kiln exhaust gas is fully reused, which is energy-saving and environmentally friendly, and has a better drying effect.

[0013] 2. Compared with the prior art, this industrial powder wet material drying device can both stir and dry the material and convey the material through a spiral device, and can simultaneously complete the stirring, drying and conveying functions, thereby reducing the floor space of the equipment and saving production space. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention is further described below with reference to the accompanying drawings and embodiments:

[0015] Figure 1This is the overall structural diagram of the industrial powder wet material drying device of the utility model;

[0016] Figure 2 It is a side view of the industrial powder wet material drying device of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection of the spiral device of the industrial powder wet material drying device of the utility model.

[0018] Legend:

[0019] 1. Adjustable speed drive device; 2. Furnace body sealing end cover; 3. Furnace heat circulation gas exhaust pipe; 4. Rotating furnace body; 5. Screw device; 6. Material feed port; 7. Feed valve; 8. Bearing seat; 9. Shaft heat circulation gas outlet; 10. Discharge valve; 11. Material outlet; 12. Shaft air inlet. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1-3The utility model embodiment is an industrial powder wet material drying device, which includes: an adjustable speed driving device 1, which is used to control the speed of a rotary furnace body 4 to adjust the residence time and drying effect of the material during the drying process; the output end of the adjustable speed driving device 1 is connected to a spiral device 5 through a shaft, which is used to push and stir the wet material to achieve uniform drying of the wet material; the spiral device 5 is installed inside the rotary furnace body 4, and the outer surface of the spiral device 5 is movably connected to the rotary furnace body 4; a shaft is provided inside the spiral device 5, and a shaft air inlet 12 is provided at one end of the shaft for introducing hot gas into the shaft internal heat circulation gas outlet 9, and the other end of the shaft is provided with a shaft internal heat circulation gas outlet 9 for introducing hot gas into the rotary furnace body 4 to exchange heat with the wet material; the shaft internal heat circulation gas outlet 9 is installed inside the rotary furnace body 4, and the inner wall of the rotary furnace body 4 is connected to the shaft internal heat circulation gas outlet 9. The circulating gas outlet 9 is movably connected, and one end of the spiral device 5 is connected to a bearing seat 8 through a shaft, which is used to support and fix the shaft of the spiral device 5 to ensure stable operation of the spiral device 5. The outer surface of the shaft is rotatably connected to the furnace body sealing end cover 2, which is used to close the rotary furnace body 4 to ensure that the hot circulating gas does not leak out during the drying process and prevent wet material from overflowing. The outer surface of the furnace body sealing end cover 2 is fixedly connected to the rotary furnace body 4 to accommodate wet material and hot air to achieve uniform exposure and drying of the material. The outer surface of the rotary furnace body 4 is fixedly connected to the furnace hot circulating gas exhaust pipe 3 for discharging hot air from the inside of the rotary furnace body 4. The outer surface of the rotary furnace body 4 is provided with a material feed port 6 for introducing wet material into the rotary furnace body 4 to start the drying process. The outer surface of the rotary furnace body 4 is provided with a material outlet 11 for discharging the dried material from the rotary furnace body 4.

[0022] A bracket is fixedly connected to the outer surface of the rotary furnace body 4, the position of the shaft air inlet 12 is opposite to the position of the heat circulation gas outlet 9 in the shaft, the outer surface of the furnace body sealing end cover 2 is provided with a hole, the inner wall of the hole is rotatably connected to the shaft, the outer surface of the material feed port 6 is provided with a feed valve 7 to control the entry of materials, and the outer surface of the material outlet 11 is provided with a discharge valve 10 to control the discharge of materials. The position of the adjustable speed drive device 1 is opposite to the position of the bearing seat 8, and the rotary furnace body 4 is installed between the adjustable speed drive device 1 and the bearing seat 8.

[0023] Working principle: The rotary furnace body 4 on the support frame and the sealing end covers 2 at both ends of the furnace body form a sealed cavity. The spiral device 5 is driven by the adjustable speed driving device 1 to form a rotor with the bearing seat 8 to stir and convey the material. A stream of hot air enters from the shaft air inlet 12 and is transported to the inside of the furnace body from the hot circulation gas outlet 9 in the shaft to heat the material. The hot air flow is fully integrated with the material through the spiral device 5. After the material passes through the spiral cavity to reach the tail end, the moisture and exhaust gas are discharged from the hot circulation gas exhaust pipe 3 in the furnace. The feed valve 7 is opened, and the wet material enters the furnace body through the material feed port 6 for stirring and heating. The discharge valve 10 is opened to allow the dried material to be discharged from the material outlet 11.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An industrial powder wet material drying device, characterized in that: include: An adjustable speed driving device (1), wherein the output end of the adjustable speed driving device (1) is connected to a spiral device (5) via a shaft, the spiral device (5) is provided with a shaft inside, one end of the shaft is provided with a shaft air inlet (12), the other end of the shaft is provided with a shaft internal heat circulation gas outlet (9), one end of the spiral device (5) is connected to a bearing seat (8) via a shaft, the outer surface of the shaft is rotatably connected to a furnace body sealing end cover (2), the outer surface of the furnace body sealing end cover (2) is fixedly connected to a rotary furnace body (4), the outer surface of the rotary furnace body (4) is fixedly connected to a furnace internal heat circulation gas exhaust pipe (3), the outer surface of the rotary furnace body (4) is provided with a material feed port (6), and the outer surface of the rotary furnace body (4) is provided with a material outlet (11).

2. The industrial powder wet material drying device according to claim 1, characterized in that: A bracket is fixedly connected to the outer surface of the rotary furnace body (4), and the position of the shaft air inlet (12) is opposite to the position of the heat cycle gas outlet (9) in the shaft.

3. The industrial powder wet material drying device according to claim 1, characterized in that: The outer surface of the furnace body sealing end cover (2) is provided with a hole, and the inner wall of the hole is rotatably connected to the shaft.

4. The industrial powder wet material drying device according to claim 1, characterized in that: The spiral device (5) is installed inside the rotary furnace body (4), and the outer surface of the spiral device (5) is movably connected to the rotary furnace body (4).

5. The industrial powder wet material drying device according to claim 1, characterized in that: The outer surface of the material feed port (6) is provided with a feed valve (7), and the outer surface of the material outlet (11) is provided with a discharge valve (10).

6. The industrial powder wet material drying device according to claim 1, characterized in that: The position of the adjustable speed driving device (1) is opposite to the position of the bearing seat (8), and the rotary furnace body (4) is installed between the adjustable speed driving device (1) and the bearing seat (8).

7. The industrial powder wet material drying device according to claim 1, characterized in that: The in-shaft heat circulation gas outlet (9) is installed inside the rotary furnace body (4), and the inner wall of the rotary furnace body (4) is movably connected to the in-shaft heat circulation gas outlet (9).

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