Low-temperature paddle dryer

Abstract

The low-temperature paddle dryer comprises a motor base, the top of the motor base is fixedly connected with a main motor, a speed reducer is arranged on the right side of the main motor, the output end of the speed reducer is sleeved with a main gear, a tank body is arranged on the right side of the speed reducer, and hollow shafts are arranged on the two sides of the interior of the tank body. Through the arrangement of the motor frame, when feeding and drying are needed, materials are guided into the hopper, meanwhile, the first motor is started to drive the right spiral push rod to rotate, and the right spiral push rod drives the belt pulley on the surface of the right spiral push rod to rotate and drives the left spiral push rod to rotate through the belt; and therefore, the spiral push rods on the two sides rotate synchronously to convey materials upwards into the tank body, the feeding speed is increased, the feeding time is greatly shortened due to simultaneous conveying of the two spiral push rods, the productivity is further improved, use by a user is facilitated, and the practicability of the drying machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dryer production, in particular to a low-temperature paddle dryer. Background Technique

[0002] The hollow shaft of the dryer is densely arranged with wedge-shaped hollow paddles. The heat medium flows through the paddles via the hollow shaft. The heat transfer area per unit effective volume is very large. The temperature of the heat medium ranges from -40 to 320 °C, which can be steam or liquid types such as hot water, heat-conducting oil, etc. It is heated indirectly by conduction without carrying air to take away heat, and all the heat is used to heat the material. The heat transfer surface of the wedge-shaped paddle has a self-cleaning function. The relative movement between the material particles and the wedge surface produces a scrubbing effect, which can scrub off the attached material on the wedge surface, so that the heat transfer surface remains clean during the movement.

[0003] When the existing dryer is feeding, due to the relatively high feeding port, it is more inconvenient during feeding, wasting a lot of time, which greatly affects the production capacity of the dryer, is not convenient for users to use, and reduces the practicability of the dryer. Content of the Utility Model

[0004] In order to solve the problems raised in the above background technique, the purpose of the present utility model is to provide a low-temperature paddle dryer, which has the advantage of fast feeding, and solves the problem that when the existing dryer is feeding, due to the relatively high feeding port, it is more inconvenient during feeding, wasting a lot of time, and thus greatly affecting the production capacity of the dryer.

[0005] To achieve the above object, the present utility model provides the following technical solutions: a low-temperature paddle dryer, including a motor base, a main motor is fixedly connected to the top of the motor base, a speed reducer is arranged on the right side of the main motor, a main gear is sleeved on the output end of the speed reducer, a tank body is arranged on the right side of the speed reducer, hollow shafts are arranged on both sides inside the tank body, the left ends of the hollow shafts all penetrate to the left side of the tank body and are sleeved with driven gears, the two driven gears mesh with each other, and the rear driven gear meshes with the main gear. Paddles are communicated with the surfaces of the hollow shafts. A base is fixedly connected to the bottom of the tank body, a feeding pipe is communicated with the top of the tank body, a conveying frame is arranged on the top of the tank body, a discharge port communicated with the feeding pipe is opened at the rear side of the top of the conveying frame, the tank body and the conveying frame are communicated through the feeding pipe, conveying grooves are opened on both sides inside the conveying frame, spiral push rods are arranged inside the conveying grooves, a sealing cover is fixedly connected to the rear side of the conveying frame, the spiral push rods are rotatably connected to the sealing cover through bearings, the front ends of the spiral push rods all penetrate to the front of the conveying frame and are sleeved with belt pulleys, a belt is rotatably connected to the surface of the belt pulleys, the two belt pulleys are connected by the belt in a transmission manner, a motor frame is fixedly connected to the front of the conveying frame, a first motor is fixedly connected to the inside of the motor frame, and the output end of the first motor is fixedly connected to the right spiral push rod. Through openings are opened on both sides of the surface of the conveying frame, and a hopper is fixedly connected to the top of the conveying frame.

[0006] Preferably, a second motor is fixedly connected to the front of the hopper, and the output end of the second motor penetrates into the hopper and is fixedly connected to an anti-blocking rod.

[0007] Preferably, wear-resistant coatings are sprayed on the surfaces of the hollow shafts and the paddles.

[0008] Preferably, a heat-insulating coating is sprayed inside the tank body.

[0009] Preferably, a connecting plate is fixedly connected to the right side of the tank body, a water pump is fixedly connected to the top of the connecting plate, a shunt pipe is fixedly connected to the inside of the tank body, the output end of the water pump is communicated with the shunt pipe, and a nozzle is communicated with the bottom of the shunt pipe.

[0010] Preferably, a sealing cover is arranged on the top of the hopper.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. With the setting of the motor frame in the present utility model, when feeding and drying are required, the material is introduced into the hopper. At the same time, the first motor is started to drive the spiral push rod on the right to rotate. The spiral push rod on the right drives the pulley on its surface to rotate and drives the spiral push rod on the left to rotate through the belt, so that the spiral push rods on both sides rotate synchronously to convey the material upward into the tank body, improving the feeding speed. The simultaneous feeding by the two spiral push rods greatly shortens the feeding time, further improving the production capacity, facilitating the use of the user, and enhancing the practicability of the dryer.

[0013] 2. With the setting of the anti-blocking rod in the present utility model, by starting the second motor, the second motor drives the anti-blocking rod to rotate to continuously stir the material in the hopper, thus avoiding the problem that the material accumulates and gets stuck in the hopper and does not move. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the front view schematic diagram of the structure of the present utility model;

[0015] Figure 2 is the top view sectional schematic diagram of the structure of the present utility model;

[0016] Figure 3 is the top view sectional schematic diagram of the conveying frame of the structure of the present utility model;

[0017] Figure 4 is the top view sectional schematic diagram of the motor frame of the structure of the present utility model.

[0018] In the figure: 1. Motor base; 2. Main motor; 3. Reducer; 4. Main gear; 5. Tank body; 6. Hollow shaft; 7. Driven gear; 8. Paddle; 9. Base; 10. Conveying frame; 11. Conveying trough; 12. Spiral push rod; 13. Sealing cover; 14. Pulley; 15. Belt; 16. Motor frame; 17. First motor; 18. Through hole; 19. Hopper; 20. Second motor; 21. Anti-blocking rod; 22. Connecting plate; 23. Water pump; 24. Shunt pipe; 25. Nozzle; 26. Sealing cover. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the 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 the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] Such as Figures 1 to 4As shown, the low-temperature paddle dryer includes a motor base 1, a main motor 2 is fixedly connected to the top of the motor base 1, a reducer 3 is arranged on the right side of the main motor 2, a main gear 4 is sleeved on the output end of the reducer 3, a tank body 5 is arranged on the right side of the reducer 3, hollow shafts 6 are arranged on both sides of the inside of the tank body 5, the left ends of the hollow shafts 6 penetrate to the left side of the tank body 5 and are sleeved with slave gears 7, the two slave gears 7 are meshed with each other, the rear slave gear 7 is meshed with the main gear 4, the surface of the hollow shaft 6 is connected with paddles 8, the bottom of the tank body 5 is fixedly connected with a base 9, the top of the tank body 5 is connected with a feeding pipe, a conveying frame 10 is arranged on the top of the tank body 5, a discharge port connected with the feeding pipe is opened on the rear side of the top of the conveying frame 10, and the tank body 5 and the conveying frame 10 are connected through the feeding pipe. Conveying grooves 11 are provided on both sides of the conveying frame 10, and spiral push rods 12 are provided inside the conveying grooves 11. A sealing cover 13 is fixedly connected to the rear side of the conveying frame 10, and the spiral push rod 12 is rotatably connected to the sealing cover 13 through a bearing. The front ends of the spiral push rods 12 penetrate to the front of the conveying frame 10 and are sleeved with a pulley 14. The surface of the pulley 14 is rotatably connected to a belt 15, and the two pulleys 14 are connected by the belt 15. A motor frame 16 is fixedly connected to the front of the conveying frame 10, and a first motor 17 is fixedly connected inside the motor frame 16. The output end of the first motor 17 is fixedly connected to the spiral push rod 12 on the right side. Through openings 18 are provided on both sides of the surface of the conveying frame 10, and a hopper 19 is fixedly connected to the top of the conveying frame 10.

[0021] refer to Figure 3 A second motor 20 is fixedly connected to the front of the hopper 19 , and an output end of the second motor 20 passes through the interior of the hopper 19 and is fixedly connected to an anti-blocking rod 21 .

[0022] As a technical optimization solution of the utility model, by setting the anti-blocking rod 21, by starting the second motor 20, the second motor 20 drives the anti-blocking rod 21 to rotate and continuously stir the material in the hopper 19, thereby avoiding the problem of material accumulation and getting stuck inside the hopper 19.

[0023] refer to Figure 2 The surfaces of the hollow shaft 6 and the blades 8 are sprayed with a wear-resistant coating.

[0024] As a technical optimization solution of the utility model, the service life of the hollow shaft 6 and the blade 8 is extended by providing the wear-resistant coating.

[0025] refer to Figure 2 The interior of the tank body 5 is sprayed with a thermal insulation coating.

[0026] As a technical optimization solution of the utility model, the heat loss is reduced and the drying efficiency is further improved by setting the thermal insulation coating.

[0027] refer toFigure 1 and Figure 2 On the right side of the tank body 5, a connecting plate 22 is fixedly connected. On the top of the connecting plate 22, a water pump 23 is fixedly connected. Inside the tank body 5, a shunt pipe 24 is fixedly connected. The output end of the water pump 23 is communicated with the shunt pipe 24, and the bottom of the shunt pipe 24 is communicated with a nozzle 25.

[0028] As a technical optimization scheme of the present utility model, through the arrangement of the shunt pipe 24 and the nozzle 25, water flow is pumped in by the water pump 23 and sprayed out through the shunt pipe 24 and the nozzle 25 to clean the inner wall of the tank body 5, making the internal cleaning work of the tank body 5 more convenient and fast.

[0029] Reference Figure 1 and Figure 2 On the top of the hopper 19, a sealing cover 26 is provided.

[0030] As a technical optimization scheme of the present utility model, through the arrangement of the sealing cover 26, the hopper 19 is closed in the non-working state, avoiding the problem of external dust and impurities entering the inside of the hopper 19 and causing pollution.

[0031] The working principle and usage process of the present utility model: When in use, when the user needs to feed and dry materials, the materials are introduced into the hopper 19. At the same time, the first motor 17 is started to drive the right spiral push rod 12 to rotate. The right spiral push rod 12 drives the pulley 14 on its surface to rotate and drives the left spiral push rod 12 to rotate through the belt 15, so that the two spiral push rods 12 rotate synchronously to convey the materials upward to the inside of the tank body 5, improving the feeding speed. The simultaneous feeding by the two spiral push rods 12 greatly shortens the feeding time. At the same time, the second motor 20 is started, and the second motor 20 drives the anti-blocking rod 21 to rotate to continuously stir the materials in the hopper 19 to avoid the problem of the materials getting stuck in the hopper 19 and not moving. Then the main motor 2 is started to make the output end of the reducer 3 rotate. The reducer 3 drives the main gear 4 to rotate and makes the two hollow shafts 6 rotate relative to each other by meshing with the driven gear 7. Then the heat source is introduced from the hollow shaft 6 and the heat is dissipated continuously by the rotation of the paddle 8 for drying. When it is necessary to clean the inner wall of the tank body 5, the water pump 23 is started to pump in water flow and the inner wall of the tank body 5 is cleaned by spraying through the shunt pipe 24 and the nozzle 25.

[0032] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or device.

[0033] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A low temperature paddle dryer, comprising a motor base (1), characterized in that: The top of the motor seat (1) is fixedly connected to a main motor (2), a reducer (3) is arranged on the right side of the main motor (2), an output end of the reducer (3) is sleeved with a main gear (4), a tank body (5) is arranged on the right side of the reducer (3), hollow shafts (6) are arranged on both sides of the tank body (5), the left ends of the hollow shafts (6) penetrate to the left side of the tank body (5) and are sleeved with a slave gear (7), and the two slave gears (7) are meshed with each other. , the slave gear (7) at the rear side is meshed with the main gear (4), the surface of the hollow shaft (6) is connected with a paddle (8), the bottom of the tank body (5) is fixedly connected with a base (9), the top of the tank body (5) is connected with a feeding pipe, the top of the tank body (5) is provided with a conveying frame (10), the rear side of the top of the conveying frame (10) is provided with a discharge port connected with the feeding pipe, the tank body (5) and the conveying frame (10) are connected through the feeding pipe, and the conveying frame ( A conveying trough (11) is provided on both sides of the interior of the conveying trough (11), a screw push rod (12) is provided inside the conveying trough (11), a sealing cover (13) is fixedly connected to the rear side of the conveying frame (10), the screw push rod (12) is rotatably connected to the sealing cover (13) through a bearing, the front end of the screw push rod (12) passes through the front side of the conveying frame (10) and is sleeved with a pulley (14), the surface of the pulley (14) is rotatably connected with a belt (15), the two pulleys (14) are connected by the belt (15), the front side of the conveying frame (10) is fixedly connected with a motor frame (16), the inside of the motor frame (16) is fixedly connected with a first motor (17), the output end of the first motor (17) is fixedly connected to the screw push rod (12) on the right side, through openings (18) are provided on both sides of the surface of the conveying frame (10), and a hopper (19) is fixedly connected to the top of the conveying frame (10).

2. The low temperature paddle dryer according to claim 1, characterized in that: A second motor (20) is fixedly connected to the front of the hopper (19); an output end of the second motor (20) penetrates into the interior of the hopper (19) and is fixedly connected to an anti-blocking rod (21).

3. The low temperature paddle dryer according to claim 1, characterized in that: The surfaces of the hollow shaft (6) and the blades (8) are sprayed with a wear-resistant coating.

4. The low temperature paddle dryer according to claim 1, characterized in that: The interior of the tank body (5) is sprayed with a thermal insulation coating.

5. The low temperature paddle dryer according to claim 1, characterized in that: A connecting plate (22) is fixedly connected to the right side of the tank body (5), a water pump (23) is fixedly connected to the top of the connecting plate (22), a shunt pipe (24) is fixedly connected to the inside of the tank body (5), an output end of the water pump (23) is connected to the shunt pipe (24), and a nozzle (25) is connected to the bottom of the shunt pipe (24).

6. The low temperature paddle dryer according to claim 1, characterized in that: A sealing cover (26) is provided on the top of the hopper (19).

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