Energy-saving drying device for recycled polyester special material for chemical fiber

Abstract

The utility model relates to the technical field of drying devices, and discloses an energy-saving drying device for a regenerated polyester special material for chemical fibers, which comprises a machine body, a feed port is arranged at the top of the machine body, and drying mechanisms are arranged on the inner wall and the surface of the machine body. The bottom of the inner wall of the machine body is fixedly connected with a shell of a first motor, an output shaft of the first motor is fixedly connected with a hollow main shaft, the inner wall of the machine body is fixedly connected with a first filter plate, and the surface of the hollow main shaft is fixedly connected with a bottom stirring rod. According to the energy-saving drying device for the regenerated polyester special material for the chemical fiber, the drying mechanism is arranged, the regenerated polyester special material for the chemical fiber is put into the machine body through the feeding port, a first nozzle rotates forwards to exhaust hot air, a second nozzle rotates backwards to exhaust hot air, and the material in the machine body is stirred and dried; and slow drying of the materials due to mutual adhesion of moisture is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of drying devices, in particular to an energy-saving drying device for recycled polyester special materials for chemical fibers. Background Art

[0002] When some waste plastic bottles are recycled and reused, they need to enter the production line for processing, which generally includes recycling beverage or pure water bottles into slices, cleaning the sliced ​​plastic bottles, and drying the plastic bottle slices. Finally, after obtaining ultra-clean bottle slices, they are recycled and granulated. In the entire recycling process, there is a step that requires drying the recycled polyester special material for chemical fiber.

[0003] However, when drying the recycled polyester special material for chemical fibers, when more materials are put into the machine body, due to the presence of moisture on the surface of the recycled polyester special material for chemical fibers, the recycled polyester special material for chemical fibers is prone to stick to each other through moisture, and the contact area between the material and the air is reduced, making it difficult for the moisture on the surface of the material to be blown dry, thereby slowing down the drying of the recycled polyester special material for chemical fibers and reducing the drying efficiency of the recycled polyester special material for chemical fibers. Summary of the invention

[0004] The purpose of the utility model is to provide an energy-saving drying device for recycled polyester special material for chemical fiber, so as to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an energy-saving drying device for recycled polyester special material for chemical fiber, comprising a body, a feed inlet is arranged on the top of the body, a drying mechanism is arranged on the inner wall and surface of the body, and the drying mechanism comprises:

[0006] Motor 1, the bottom of the inner wall of the body is fixedly connected with the shell of motor 1, the output shaft of motor 1 is fixedly connected with the hollow main shaft, the inner wall of the body is fixedly connected with a filter plate 1, the surface of the hollow main shaft is fixedly connected with a bottom stirring rod, the inner wall of the body is fixedly connected with an air inlet duct, the right side of the air inlet duct is fixedly connected with a hollow cylindrical block, the surface of the hollow main shaft is provided with a through hole 1, the surface of the hollow main shaft is provided with a through hole 2, the top of the bottom stirring rod is fixedly connected with a first nozzle, the top of the body is fixedly connected with one end of a fixing frame, the other end of the fixing frame is fixedly connected with the shell of motor 2, the output shaft of motor 2 is fixedly connected with a top stirring rod, the bottom of the top stirring rod is fixedly connected with a second nozzle, and the bottom of the body is fixedly connected with a drain port, the recycled polyester special material for chemical fiber is put into the body through the feed port, the first nozzle is forwardly discharged with hot air, and the second nozzle is reversed to discharge hot air, so that the material in the body is stirred and dried, thereby avoiding the slow drying of the material due to the mutual adhesion of moisture.

[0007] Preferably, a waste heat recovery mechanism is provided on the inner wall and surface of the machine body, and the waste heat recovery mechanism comprises: a second filter plate, a second filter plate is fixedly connected to the top of the machine body, an exhaust frame is fixedly connected to the top of the machine body, one end of a connecting pipe is fixedly connected to the top of the exhaust frame, the other end of the connecting pipe is fixedly connected to the top of the thermal insulation layer, and the bottom of the thermal insulation layer is fixedly connected to the exhaust pipe. The hot air blown out of the machine body passes through the second filter plate upward and is discharged through the exhaust frame, the connecting pipe, the thermal insulation layer and the exhaust pipe, so that the exhausted hot air is reheated on the machine body in the thermal insulation layer, thereby improving the utilization efficiency of heat and playing a role in energy saving.

[0008] Preferably, the inner wall of the hollow cylindrical block is penetrated by the hollow main shaft, and the inner wall of the hollow cylindrical block is rotatably connected to the hollow main shaft, so that the hollow main shaft rotates relative to the hollow cylindrical block.

[0009] Preferably, the inner wall of the hollow main shaft is connected to the inner wall of the bottom stirring rod through the second through hole, so that the hot air is smoothly transferred.

[0010] Preferably, the inner wall of the hollow main shaft is connected to the inner wall of the top stirring rod.

[0011] Preferably, the air inlet duct, the inner wall of the hollow cylindrical block and the inner wall of the hollow main shaft are connected through a through hole, so that the hot air is smoothly transferred.

[0012] Preferably, a thermal insulation layer is fixedly connected to the surface of the machine body, which plays a role in fixing the thermal insulation layer, so that the air in the thermal insulation layer is in full contact with the surface of the machine body.

[0013] Compared with the prior art, the utility model provides an energy-saving drying device for recycled polyester special materials for chemical fiber, which has the following beneficial effects:

[0014] 1. The energy-saving drying device for recycled polyester special material for chemical fiber is equipped with a drying mechanism. The recycled polyester special material for chemical fiber is put into the machine body through the feed port. The first nozzle rotates forward to discharge hot air, and the second nozzle rotates reversely to discharge hot air, so as to stir and dry the material in the machine body, thereby avoiding slow drying of the material due to the mutual adhesion of moisture.

[0015] 2. The energy-saving drying device for recycled polyester special materials for chemical fibers is equipped with a waste heat recovery mechanism. The hot air blown out of the machine body passes through the filter plates upward, and then is discharged through the exhaust frame, connecting pipes, thermal insulation layer, and exhaust pipes. The exhausted hot air is reheated on the machine body in the thermal insulation layer, which improves the heat utilization efficiency and plays a role in energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the front view of the utility model;

[0017] Figure 2 It is a cross-sectional structural schematic diagram of the front view of the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of the hollow cylindrical block of the utility model;

[0019] Figure 4 This is a schematic diagram of the cross-sectional structure of the bottom stirring rod of the utility model;

[0020] Figure 5 It is a schematic diagram of the cross-sectional structure of the top stirring rod of the utility model.

[0021] In the figure: 1. machine body; 2. feed inlet; 3. drying mechanism; 31. motor 1; 32. hollow main shaft; 33. filter plate 1; 34. bottom stirring rod; 35. air inlet duct; 36. hollow cylindrical block; 37. through hole 1; 38. through hole 2; 39. first nozzle; 310. fixing frame; 311. motor 2; 312. top stirring rod; 313. second nozzle; 314. drain outlet; 4. waste heat recovery mechanism; 41. filter plate 2; 42. exhaust frame; 43. connecting pipe; 44. thermal insulation layer; 45. exhaust duct. DETAILED DESCRIPTION

[0022] like Figure 1-Figure 5 As shown, the utility model provides a technical solution: an energy-saving drying device for recycled polyester special material for chemical fiber, comprising a body 1, a feed inlet 2 is arranged on the top of the body 1, a drying mechanism 3 is arranged on the inner wall and surface of the body 1, and the drying mechanism 3 comprises: a motor 31, a hollow main shaft 32, a filter plate 33, a bottom stirring rod 34, an air inlet duct 35, a hollow cylindrical block 36, a through hole 1 37, a through hole 2 38, a first nozzle 39, a fixing frame 310, a motor 2 311, a top stirring rod 312, a second nozzle 313, and a drain outlet 314.

[0023] The housing of a motor 31 is fixedly connected to the bottom of the inner wall of the machine body 1, the output shaft of the motor 31 is fixedly connected to a hollow main shaft 32, a filter plate 33 is fixedly connected to the inner wall of the machine body 1, a bottom stirring rod 34 is fixedly connected to the surface of the hollow main shaft 32, an air inlet duct 35 is fixedly connected to the inner wall of the machine body 1, a hollow cylindrical block 36 is fixedly connected to the right side of the air inlet duct 35, a through hole 1 37 is opened on the surface of the hollow main shaft 32, a through hole 2 38 is opened on the surface of the hollow main shaft 32, a first nozzle 39 is fixedly connected to the top of the bottom stirring rod 34, and the inner wall of the machine body 1 is fixedly connected to the inner wall of the machine body 1. The top is fixedly connected to one end of a fixing frame 310, the other end of the fixing frame 310 is fixedly connected to the housing of a second motor 311, the output shaft of the second motor 311 is fixedly connected to a top stirring rod 312, the bottom of the top stirring rod 312 is fixedly connected to a second nozzle 313, the bottom of the body 1 is fixedly connected to a drain port 314, the recycled polyester special material for chemical fiber is put into the body 1 through the feed port 2, the motor 1 31 is turned on to drive the hollow main shaft 32 to rotate forward, the hollow main shaft 32 drives the bottom stirring rod 34 to rotate forward, the bottom stirring rod 34 drives the first nozzle 39 to rotate forward, and the motor 2 3 11 drives the top stirring rod 312 to reverse, and the top stirring rod 312 drives the second nozzle 313 to reverse, and hot air is introduced through the air inlet duct 35. The hot air passes through the air inlet duct 35, the hollow cylindrical block 36, the through hole 1 37, the hollow main shaft 32, the through hole 2 38, and the bottom stirring rod 34 in sequence, and then is discharged through the first nozzle 39. The hot air is also discharged through the hollow main shaft 32 and the top stirring rod 312 through the second nozzle 313. At this time, the first nozzle 39 rotates forward to discharge the hot air, and the second nozzle 313 rotates backward to discharge the hot air, so that the material in the machine body 1 is stirred and dried, avoiding the material Because the drying is slow due to the mutual adhesion of moisture, the inner wall of the hollow cylindrical block 36 is penetrated by the hollow main shaft 32, and the inner wall of the hollow cylindrical block 36 is rotatably connected to the hollow main shaft 32, so that the hollow main shaft 32 rotates relative to the hollow cylindrical block 36, and the inner wall of the hollow main shaft 32 is connected to the inner wall of the bottom stirring rod 34 through the through hole 2 38, so that the hot air is smoothly transmitted, the inner wall of the hollow main shaft 32 is connected to the inner wall of the top stirring rod 312, and the air inlet duct 35 and the inner wall of the hollow cylindrical block 36 are connected to the inner wall of the hollow main shaft 32 through the through hole 1 37, so that the hot air is smoothly transmitted.

[0024] A waste heat recovery mechanism 4 is provided on the inner wall and surface of the machine body 1, and the waste heat recovery mechanism 4 comprises: a filter plate 41, a filter plate 41 is fixedly connected to the top of the machine body 1, an exhaust frame 42 is fixedly connected to the top of the machine body 1, one end of a connecting pipe 43 is fixedly connected to the top of the exhaust frame 42, the other end of the connecting pipe 43 is fixedly connected to the top of a heat-insulating insulation layer 44, and an exhaust pipe 45 is fixedly connected to the bottom of the heat-insulating insulation layer 44. The hot air blown out of the machine body 1 passes through the filter plate 41 upward, and then is discharged through the exhaust frame 42, the connecting pipe 43, the heat-insulating insulation layer 44, and the exhaust pipe 45, so that the discharged hot air is reheated in the heat-insulating insulation layer 44 to heat the machine body 1, thereby improving the utilization efficiency of heat and playing a role in energy saving. A heat-insulating insulation layer 44 is fixedly connected to the surface of the machine body 1, which plays a role in fixing the heat-insulating insulation layer 44, so that the air in the heat-insulating insulation layer 44 is in full contact with the surface of the machine body 1.

[0025] Based on the above embodiment, the recycled polyester special material for chemical fiber is put into the machine body 1 through the feed port 2, the motor 1 31 is turned on to drive the hollow main shaft 32 to rotate forward, the hollow main shaft 32 drives the bottom stirring rod 34 to rotate forward, the bottom stirring rod 34 drives the first nozzle 39 to rotate forward, the motor 2 311 drives the top stirring rod 312 to reverse, the top stirring rod 312 drives the second nozzle 313 to reverse, and hot air is introduced through the air inlet duct 35. The hot air passes through the air inlet duct 35, the hollow cylindrical block 36, the through hole 1 37, the hollow main shaft 32, the through hole 2 38, and the bottom stirring rod 34 in turn, and is then discharged through the first nozzle 39. The hot air is also discharged through the hollow main shaft 32, the top stirring rod 312, and the second nozzle 313. At this time, the first nozzle 39 rotates forward to discharge the hot air, and the second nozzle 313 reverses to discharge the hot air, so that the material in the machine body 1 is stirred and dried, thereby avoiding the slow drying of the material due to the mutual adhesion of moisture.

[0026] The moisture in the material flows downward through the filter plate 1 33 and is then discharged through the drain port 314 .

[0027] The hot air blown out of the machine body 1 passes upward through the filter plate 41, and is then discharged through the exhaust frame 42, the connecting pipe 43, the thermal insulation layer 44, and the exhaust pipe 45, so that the exhausted hot air is reheated by the machine body 1 in the thermal insulation layer 44, thereby improving the heat utilization efficiency and achieving energy saving.

[0028] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. An energy-saving drying device for recycled polyester special material for chemical fiber, comprising a body (1), characterized in that: The top of the machine body (1) is provided with a feed inlet (2), and the inner wall and surface of the machine body (1) are provided with a drying mechanism (3), wherein the drying mechanism (3) comprises: A motor (31), a housing of the motor (31) being fixedly connected to the bottom of the inner wall of the machine body (1), an output shaft of the motor (31) being fixedly connected to a hollow main shaft (32), a filter plate (33) being fixedly connected to the inner wall of the machine body (1), a bottom stirring rod (34) being fixedly connected to the surface of the hollow main shaft (32), an air inlet duct (35) being fixedly connected to the inner wall of the machine body (1), a hollow cylindrical block (36) being fixedly connected to the right side of the air inlet duct (35), and a through hole (37) being provided on the surface of the hollow main shaft (32). A second through hole (38) is provided on the surface of the hollow main shaft (32); the top of the bottom stirring rod (34) is fixedly connected to a first nozzle (39); the top of the machine body (1) is fixedly connected to one end of a fixing frame (310); the other end of the fixing frame (310) is fixedly connected to a housing of a second motor (311); the output shaft of the second motor (311) is fixedly connected to a top stirring rod (312); the bottom of the top stirring rod (312) is fixedly connected to a second nozzle (313); and the bottom of the machine body (1) is fixedly connected to a drain outlet (314).

2. The energy-saving drying device for recycled polyester special material for chemical fiber according to claim 1 is characterized in that: A waste heat recovery mechanism (4) is provided on the inner wall and the surface of the machine body (1), and the waste heat recovery mechanism (4) comprises: a second filter plate (41), the top of the machine body (1) is fixedly connected to the second filter plate (41), the top of the machine body (1) is fixedly connected to an exhaust frame (42), the top of the exhaust frame (42) is fixedly connected to one end of a connecting pipe (43), the other end of the connecting pipe (43) is fixedly connected to the top of a heat-insulating insulating layer (44), and the bottom of the heat-insulating insulating layer (44) is fixedly connected to an exhaust pipe (45).

3. The energy-saving drying device for recycled polyester special material for chemical fiber according to claim 1 is characterized in that: The inner wall of the hollow cylindrical block (36) is penetrated by the hollow main shaft (32), and the inner wall of the hollow cylindrical block (36) is rotatably connected to the hollow main shaft (32).

4. The energy-saving drying device for recycled polyester special material for chemical fiber according to claim 1 is characterized in that: The inner wall of the hollow main shaft (32) is connected to the inner wall of the bottom stirring rod (34) via a second through hole (38).

5. The energy-saving drying device for recycled polyester special material for chemical fiber according to claim 1 is characterized in that: The inner wall of the hollow main shaft (32) is in communication with the inner wall of the top stirring rod (312).

6. The energy-saving drying device for recycled polyester special material for chemical fiber according to claim 1 is characterized in that: The air inlet duct (35), the inner wall of the hollow cylindrical block (36) and the inner wall of the hollow main shaft (32) are connected via a through hole 1 (37).

7. The energy-saving drying device for recycled polyester special material for chemical fiber according to claim 2 is characterized in that: A heat-insulating layer (44) is fixedly connected to the surface of the machine body (1).

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