Water-cooling spiral cooling dryer

Abstract

The utility model discloses a water-cooling spiral cooling dryer, which relates to the field of dryers and comprises a dryer and a spiral cooling unit, dried materials enter the spiral cooling unit through a cooling feed inlet, a conveying roller is arranged in the spiral cooling unit, two ends of the conveying roller are rotatably connected with the inner wall of the spiral cooling unit, and the spiral cooling unit is connected with the dryer. A hollow rotary driving assembly is installed at one end of the spiral cooling unit through a mounting base, spiral blades are arranged on the surfaces of the conveying rollers, a second cooling cavity is formed in the rotating shaft, a third cooling cavity is formed in the spiral blades, and cooling water is introduced into the first cooling cavity and the second cooling cavity through a first water inlet and a water inlet pipe; cooling water in the second cooling cavity enters the third cooling cavity through the water inlet hole, the cooling water cools materials by absorbing heat, conducted by the outer wall of the cooling cavity, of the materials, the conveying roller conveys the materials to the discharging port, the materials make more uniform contact with the cooling cavity in the conveying process, and the cooling effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of drying machines, in particular to a water-cooled spiral cooling drying machine. Background Art

[0002] A dryer is a device used to remove moisture from materials and is widely used in industrial production. Its basic working principle is to evaporate the moisture in the materials by heating the air and making it flow. The dryer will generate high temperatures in the materials during the drying process. Excessive temperatures may damage the materials and are not conducive to packaging the dried materials. Currently, the materials dried in the dryer are mostly cooled by air cooling, which has low cooling efficiency. At the same time, conveying high-temperature materials will also cause the conveying equipment to have a high temperature, which may damage the equipment and also cause a certain risk of burns to the operators. Therefore, a water-cooled spiral cooling dryer is proposed to solve the above problems. Utility Model Content

[0003] In order to solve the above technical problems, a water-cooled spiral cooling dryer is provided. This technical solution solves the problem of low cooling efficiency when the material after drying in the dryer is cooled by air.

[0004] In order to achieve the above purpose, the technical solution adopted by this utility model is:

[0005] The evaporation roller is installed on the evaporator side, and the evaporation roller is installed on the evaporator side.

[0006] Preferably, the conveying roller includes a rotating shaft, a spiral blade, a second cooling chamber and a third cooling chamber, the spiral blade is fixedly connected to the surface of the rotating shaft, the second cooling chamber is provided inside the rotating shaft, the third cooling chamber is provided inside the spiral blade, one end of the rotating shaft is provided with a plurality of water inlet holes, the water inlet holes pass through the inner wall of the rotating shaft and are connected with the third cooling chamber, the other end of the rotating shaft is provided with a plurality of water outlet holes, the water outlet holes pass through the inner wall of the rotating shaft and are connected with the third cooling chamber.

[0007] Preferably, one end of the rotating shaft close to the water inlet is fixedly connected to a connecting shaft, one side of the connecting shaft is rotatably connected to a first rotating joint, the middle part of the first rotating joint is connected to the water inlet pipe, and a cavity is provided inside the connecting shaft and the first rotating joint.

[0008] Preferably, one end of the rotating shaft close to the water outlet is fixedly connected to a second rotating joint, one end of the second rotating joint is connected to a water outlet pipe, and a cavity is provided inside the second rotating joint.

[0009] Preferably, the cooling discharge port passes through the first cooling cavity and is communicated with the interior of the spiral cooling unit.

[0010] Preferably, the first water inlet and the water inlet pipe are both connected to an external water supply device, and the first water outlet and the water outlet pipe are both connected to an external water tank.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] In this solution, a first cooling chamber, a second cooling chamber and a third cooling chamber are provided. Cooling water is introduced into the first cooling chamber and the second cooling chamber through the first water inlet and the water inlet pipe. The cooling water in the second cooling chamber enters the third cooling chamber through the water inlet hole. The cooling water in the first cooling chamber, the second cooling chamber and the third cooling chamber cools the material by absorbing the heat of the material conducted by the outer wall of the cooling chamber. The waste water is discharged to the external water storage tank through the first water outlet and the water outlet pipe. The waste water can be used for production again. The conveying roller conveys the material to the discharge port. During the rotation of the conveying roller, the material contacts the cooling chamber more evenly, and the cooling effect is better.

[0013] Lower the temperature of the equipment, reduce the risk of damage to the dryer equipment, and reduce the occurrence of certain scalding safety accidents to operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 The internal structure of the spiral cooling assembly in the present invention;

[0016] Figure 3 The internal structure of the conveying roller in the utility model;

[0017] Figure 4 for Figure 3 A partial enlarged schematic diagram of point A in the middle;

[0018] Figure 5 for Figure 3 A partial enlarged schematic diagram of point B in the middle.

[0019] The numbers in the figure are:

[0020] 1. Dryer; 11. Drying outlet; 12. Drying air supply pipe;

[0021] 2. Spiral cooling unit; 21. Cooling feed port; 22. Cooling discharge port; 23. First water inlet; 24. First water outlet; 25. First cooling chamber;

[0022] 3. Hollow rotary drive assembly;

[0023] 4. Conveying roller; 41. Rotating shaft; 411. Connecting shaft; 412. First rotary joint; 413. Water inlet pipe; 414. Second rotary joint; 415. Water outlet pipe; 42. Spiral blade; 43. Second cooling chamber; 44. Third cooling chamber; 45. Water inlet hole; 46. Water outlet hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention. It is understood that the drawings are only provided for reference and illustration purposes and are not used to limit the present invention. The connection relationship shown in the drawings is only for the convenience of clear description and does not limit the connection method.

[0025] like Figure 1-2The spiral cooling unit 2 is provided with a drying outlet 11 on one side of the dryer 1, and a drying air supply pipe 12 is connected to the top of the dryer 1, and one end of the drying air supply pipe 12 extends to the inside of the dryer 1. A cooling feed port 21 is provided on the upper end of the spiral cooling unit 2, and the cooling feed port 21 is provided below the drying outlet 11. When the material is inside the dryer 1, high-temperature gas is introduced into the dryer 1 through the drying air supply pipe 12. At the same time, the cylinder in the dryer 1 rotates under the drive of the motor to evenly dry the material inside. After the dried material passes through the drying outlet 11, it enters the interior of the spiral cooling unit 2 from the cooling feed port 21. A cooling outlet 22 is provided at the bottom of one end of the spiral cooling unit 2 away from the cooling feed port 21. A first cooling chamber 25 is provided inside the spiral cooling unit 2, and a first water inlet 2 is provided on the right side of the first cooling chamber 25. 3. A first water outlet 24 is provided on the left side of the first cooling chamber 25. The first water outlet 24 is arranged higher than the first water inlet 23. Cooling water is introduced into the first water inlet 23, and the cooling water fills the interior of the first cooling chamber 25, absorbs the heat of the high-temperature material inside the spiral cooling unit 2, and the hot water flows out to the external water storage tank through the first water outlet 24. The cooling discharge port 22 passes through the first cooling chamber 25 and is communicated with the interior of the spiral cooling unit 2. The cooled material is output to the outside from the cooling discharge port 22. A conveying roller 4 is provided inside the spiral cooling unit 2. Both ends of the conveying roller 4 are rotatably connected to the inner wall of the spiral cooling unit 2. A hollow rotary drive assembly 3 is installed at one end of the spiral cooling unit 2 through a mounting seat. The rotating part of the hollow rotary drive assembly 3 is fixedly connected to the conveying roller 4. The hollow rotary drive assembly 3 is electrically connected to an external power supply. After the hollow rotary drive assembly 3 is started, it drives the conveying roller 4 to rotate and sends the material to the other end. The material is cooled during the conveying process and finally discharged from the cooling discharge port 22.

[0026] like Figure 3-5As shown, the conveying roller 4 includes a rotating shaft 41, a spiral blade 42, a second cooling chamber 43, and a third cooling chamber 44. The spiral blade 42 is fixedly connected to the surface of the rotating shaft 41. The second cooling chamber 43 is provided inside the rotating shaft 41, and the third cooling chamber 44 is provided inside the spiral blade 42. One end of the rotating shaft 41 is provided with a plurality of water inlet holes 45, and the water inlet holes 45 pass through the inner wall of the rotating shaft 41 and are communicated with the third cooling chamber 44. The other end of the rotating shaft 41 is provided with a plurality of water outlet holes 46, and the water outlet holes 46 pass through the inner wall of the rotating shaft 41 and are communicated with the third cooling chamber 44. One end of the rotating shaft 41 near the water inlet hole 45 is fixedly connected with a connecting shaft 411, and one side of the connecting shaft 411 is rotatably connected to a first rotary joint 412, and the middle part of the first rotary joint 412 is connected to a water inlet pipe 413. The interior of the adapter 412 is provided with a cavity, and the end of the rotating shaft 41 near the water outlet 46 is fixedly connected to the second rotating joint 414, and one end of the second rotating joint 414 is connected to the water outlet pipe 415. The interior of the second rotating joint 414 is provided with a cavity, the first water inlet 23 and the water inlet pipe 413 are connected to the external water supply equipment, the first water outlet 24 and the water outlet pipe 415 are connected to the external water storage tank, and the external cooling water is passed into the interior of the rotating shaft 41 from the water inlet pipe 413, and the interior of the third cooling chamber 44 is filled with cooling water through multiple water inlet holes 45. The heat of the material is absorbed by the outer wall of the rotating shaft 41 and the spiral blade 42. The cooling water absorbs the heat of the rotating shaft 41 and the spiral blade 42 to continuously cool the material. The waste water is discharged to the external water storage tank through the water outlet 46 and the water outlet pipe 415 and can be used for production again.

[0027] The principle of the present utility model is as follows: the dried material is discharged from the dryer 1 into the spiral cooling unit 2, the hollow rotary drive assembly 3 is started to drive the conveying roller 4 to rotate, and the external water supply equipment supplies water to the first cooling chamber 25 and the second cooling chamber 43 through the first water inlet 23 and the water inlet pipe 413, so that the first cooling chamber 25, the second cooling chamber 43 and the third cooling chamber 44 are filled with cooling water, and the cooling water absorbs the heat of the material and is discharged from the first water outlet 24 and the water outlet pipe 415 to the external water storage tank, and can be used for production after cooling. The material is discharged through the cooling discharge port 22, and the heat of the material is absorbed by the surface of the first cooling chamber 25, the rotating shaft 41 and the spiral blade 42, and the heat is taken away by the internal cooling water to achieve continuous cooling of the material, thereby improving the cooling efficiency.

[0028] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions merely illustrate the principles of the present invention. Various changes and improvements are possible without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed for the present invention is defined by the appended claims and their equivalents.

Claims

1. A water-cooled spiral cooling dryer, characterized by: The invention comprises a dryer (1) and a spiral cooling unit (2), wherein the spiral cooling unit (2) is arranged on one side of the dryer (1), a drying discharge port (11) is arranged on the side of the dryer (1) close to the spiral cooling unit (2), a drying air supply pipe (12) is connected to the top of the dryer (1), one end of the drying air supply pipe (12) extends to the inside of the dryer (1), a cooling feed port (21) is provided at the top end of the spiral cooling unit (2), the cooling feed port (21) is arranged below the drying discharge port (11), and a cooling discharge port (22) is provided at the bottom end of the spiral cooling unit (2) away from the cooling feed port (21). A first cooling chamber (25) is provided inside the spiral cooling unit (2), a first water inlet (23) is provided on the right side of the first cooling chamber (25), a first water outlet (24) is provided on the left side of the first cooling chamber (25), and the first water outlet (24) is provided higher than the first water inlet (23). A conveying roller (4) is provided inside the spiral cooling unit (2), and both ends of the conveying roller (4) are rotatably connected to the inner wall of the spiral cooling unit (2). A hollow rotary drive assembly (3) is installed on one end of the spiral cooling unit (2) through a mounting seat, and the rotating part of the hollow rotary drive assembly (3) is fixedly connected to the conveying roller (4).

2. The water-cooled spiral cooling dryer according to claim 1, characterized in that: The conveying roller (4) comprises a rotating shaft (41), a spiral blade (42), a second cooling chamber (43) and a third cooling chamber (44); the spiral blade (42) is fixedly connected to the surface of the rotating shaft (41); the second cooling chamber (43) is provided inside the rotating shaft (41); the third cooling chamber (44) is provided inside the spiral blade (42); one end of the rotating shaft (41) is provided with a plurality of water inlet holes (45); the water inlet holes (45) pass through the inner wall of the rotating shaft (41) and communicate with the third cooling chamber (44); the other end of the rotating shaft (41) is provided with a plurality of water outlet holes (46); the water outlet holes (46) pass through the inner wall of the rotating shaft (41) and communicate with the third cooling chamber (44).

3. The water-cooled spiral cooling dryer according to claim 2, characterized in that: One end of the rotating shaft (41) close to the water inlet hole (45) is fixedly connected to a connecting shaft (411), one side of the connecting shaft (411) is rotatably connected to a first rotating joint (412), the middle of the first rotating joint (412) is connected to a water inlet pipe (413), and cavities are provided inside the connecting shaft (411) and the first rotating joint (412).

4. The water-cooled spiral cooling dryer according to claim 2, characterized in that: One end of the rotating shaft (41) close to the water outlet (46) is fixedly connected to a second rotating joint (414), one end of the second rotating joint (414) is connected to a water outlet pipe (415), and a cavity is provided inside the second rotating joint (414).

5. The water-cooled spiral cooling dryer according to claim 1, characterized in that: The cooling discharge port (22) passes through the first cooling cavity (25) and is in communication with the interior of the spiral cooling unit (2).

6. The water-cooled spiral cooling dryer according to claim 1, characterized in that: The first water inlet (23) and the water inlet pipe (413) are both connected to an external water supply device, and the first water outlet (24) and the water outlet pipe (415) are both connected to an external water storage tank.

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