Transparent PVC granule drying device

Abstract

The utility model discloses a transparent PVC granule drying device which comprises a machine frame, a drying box is hinged to the top of the machine frame, the machine frame is provided with a driving assembly for driving the drying box to rotate, a drying cylinder is arranged in the drying box, one end of the drying box is communicated with the drying cylinder and provided with a feeding port, a material stirring assembly is arranged in the middle of the drying cylinder, and the drying box is provided with a feeding port. A discharging port is formed in the side, away from the feeding port, of the drying cylinder, and a drying assembly is arranged in the drying box. PVC granules to be dried are guided into the drying cylinder from the feeding opening, then the hot air blower is started, hot air is conducted into the drying cylinder through the exhaust opening and the through hole, meanwhile, the motor is started to drive the material stirring plate to rotate, the granules located at the bottom of the drying cylinder are stirred to the top in a circulating mode, and sufficient drying treatment on the granules in the drying cylinder is achieved; and after the PVC granules are dried, the drying box is driven to rotate clockwise by controlling the shortening of the oil cylinder, so that the dried granules are discharged and collected from one side of the discharge port, and the practicability of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pellet production and drying, in particular to a transparent PVC pellet drying device. Background Art

[0002] PVC material, or polyvinyl chloride, is one of the world's largest-volume plastic products. It is cheap and widely used. Different additives can be added according to different uses to present different physical and mechanical properties. During the production process, PVC pellets need to be dried. However, in existing drying devices, it is difficult to dry the pellets accumulated inside with hot air, resulting in the pellets on the surface being dried first and the pellets in the middle being dried later, resulting in poor drying effect. At the same time, it is inconvenient to discharge the PVC pellets after drying. Utility Model Content

[0003] The utility model aims to provide a transparent PVC granular material drying device to solve the problem that it is difficult to dry the granular materials accumulated inside, etc., which is mentioned in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a transparent PVC pellet drying device, comprising a frame, a drying box is hingedly provided on the top of the frame, the frame is provided with a driving assembly for driving the drying box to rotate, a drying cylinder is provided in the drying box, one end of the drying box is connected to the drying cylinder and is provided with a feed inlet, a material shifting assembly is provided in the middle of the drying cylinder, a discharge port is provided on the side of the drying cylinder away from the feed inlet, and a drying assembly is provided in the drying box.

[0005] Preferably, the drying cylinder is in a shuttle shape, and a plurality of through holes are provided in an annular manner on the outer circular wall in the middle of the drying cylinder.

[0006] Preferably, the driving assembly includes a guide groove symmetrically provided on one side of the frame, a connecting seat sliding along the guide groove is provided at the bottom of the drying box away from the hinged side, mounting blocks are symmetrically provided at the bottom of the frame, and the mounting blocks are hingedly provided with cylinders, and the telescopic ends of the cylinders on both sides are fixedly connected to the two ends of the connecting seat respectively.

[0007] Preferably, the material-prying assembly comprises a rotating shaft passing through one end of the drying cylinder, a plurality of material-prying plates which are in contact with the inner wall of the drying cylinder are annularly arranged on the outer circular wall of the rotating shaft, a transmission wheel is arranged at the outward end of the rotating shaft, a driving wheel is meshingly connected to the transmission wheel, a driving shaft is arranged in the middle of the driving wheel, the drying box is provided with a mounting frame, and the mounting frame is provided with a motor with an output shaft fixedly connected to the driving shaft.

[0008] Preferably, the material pushing plate is U-shaped, a pushing plate is arranged on one side of the material pushing plate in contact with the drying cylinder, and a fixing frame for fixing the inner end of the rotating shaft inward is arranged on the inner wall of the drying cylinder near the discharge port.

[0009] Preferably, the drying assembly includes ventilation pipes symmetrically arranged on the top wall and the bottom wall of the drying box. A plurality of air discharge ports are linearly arranged on one side of the ventilation pipe close to the drying cylinder. An installation plate is arranged on one side of the drying box, a hot air blower is arranged on the top of the installation plate, and an air inlet pipe communicating with the ventilation pipes on both sides is arranged at the air outlet of the hot air blower.

[0010] Preferably, a rubber plug is arranged at the discharge port of the drying cylinder.

[0011] Advantages of the present utility model:

[0012] 1. By introducing the PVC pellets to be dried into the drying cylinder from the feed port, and then starting the drying assembly in the drying box to dry the pellets in the drying cylinder. At the same time, starting the material pushing assembly to cyclically push the pellets at the bottom of the drying cylinder to the top. During the material pushing process, the pellets accumulated in the middle of the drying cylinder are guided to the bottom. Thus, while the drying assembly dries the pellets on the surface, the pellets accumulated in the middle are turned to the surface, realizing a sufficient drying treatment of the pellets in the drying cylinder, improving the drying effect. When the pellets are dried, by controlling the driving assembly to drive the drying box to rotate, the dried pellets are discharged and collected from one side of the discharge port.

[0013] 2. By controlling the telescopic movement of the oil cylinder, driving the end of the connecting seat to slide along the guide groove, and then driving the drying box to rotate, it is convenient to realize the drying and discharging treatment of PVC pellets, improving the practicability of the equipment. Description of the drawings

[0014] Figure 1 is the first perspective three-dimensional structure schematic diagram of the embodiment of the present utility model;

[0015] Figure 2 is the second perspective three-dimensional structure schematic diagram of the embodiment of the present utility model;

[0016] Figure 3 is the sectional three-dimensional structure schematic diagram of the embodiment of the present utility model;

[0017] Figure 4 is the three-dimensional structure schematic diagram of the rotating shaft and the material pushing plate in the embodiment of the present utility model;

[0018] Figure 5 is the enlarged structure schematic diagram at A in the embodiment of the present utility model.

[0019] In the figure: 1, frame; 2, drying box; 3, driving component; 31, guiding groove; 32, connecting seat; 33, mounting block; 34, oil cylinder; 4, drying cylinder; 41, through hole; 5, feeding port; 6, material distributing component; 61, rotating shaft; 62, material distributing plate; 621, pushing plate; 63, transmission wheel; 64, driving wheel; 65, driving shaft; 66, mounting frame; 67, motor; 7, discharging port; 8, drying component; 81, ventilation pipe; 82, air outlet; 83, mounting plate; 84, hot air blower; 85, air inlet pipe; 9, fixing frame; 10, rubber plug; Detailed implementation manners

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] Please refer to Figures 1-5 , the present invention provides a transparent PVC pellet drying device, including a frame 1, a drying box 2 is hinged at the top of the frame 1, a driving component 3 for driving the drying box 2 to rotate is provided on the frame 1, a drying cylinder 4 is provided in the drying box 2, a feeding port 5 communicating with the drying cylinder 4 is provided at one end of the drying box 2, a material distributing component 6 is provided in the middle of the drying cylinder 4, a discharging port 7 is provided on the side of the drying cylinder 4 away from the feeding port 5, and a drying component 8 is provided in the drying box 2. By introducing the PVC pellets to be dried into the drying cylinder 4 from the feeding port 5, and then starting the drying component 8 in the drying box 2 to dry the pellets in the drying cylinder 4, and at the same time starting the material distributing component 6 to cyclically move the pellets at the bottom of the drying cylinder 4 to the top. During the material distribution process, the pellets accumulated in the middle of the drying cylinder 4 are guided to the bottom. Thus, while the drying component 8 dries the pellets on the surface, the pellets accumulated in the middle are turned to the surface, realizing a full drying process for the pellets in the drying cylinder 4, improving the drying effect. When the pellets are dried, by controlling the driving component 3 to drive the drying box 2 to rotate, the dried pellets are discharged and collected from the side of the discharging port 7.

[0022] Such as Figure 3As shown, specifically, the drying cylinder 4 is spindle-shaped. A number of through holes 41 are annularly provided on the outer circumferential wall of the middle part of the drying cylinder 4. The hot air discharged by the drying assembly 8 is introduced into the drying cylinder 4 through the through holes 41, and then the granular material is dried. With the spindle-shaped drying cylinder 4, it is convenient to introduce the PVC granular material to be dried into the drying cylinder 4 or discharge and collect the dried PVC granular material in the drying cylinder 4. At the same time, during the process of starting the material stirring assembly 6 to stir the material, the granular material falling to both ends of the drying cylinder 4 is guided to the middle, further improving the drying effect.

[0023] As Figure 2 shown, specifically, the driving assembly 3 includes guiding grooves 31 symmetrically provided on one side of the frame 1. A connecting seat 32 that slides along the guiding grooves 31 is provided at the bottom of the drying box 2 away from the hinged side. Mounting blocks 33 are symmetrically provided at the bottom of the frame 1. Oil cylinders 34 are hinged to the mounting blocks 33. The telescopic ends of the two oil cylinders 34 are respectively fixedly connected to both ends of the connecting seat 32. By controlling the telescopic movement of the oil cylinders 34, the end of the connecting seat 32 is driven to slide along the guiding grooves 31, and then the drying box 2 is driven to rotate, facilitating the drying and discharging of the PVC granular material and improving the practicability of the equipment.

[0024] As Figure 4 and Figure 5 shown, specifically, the material stirring assembly 6 includes a rotating shaft 61 penetrating through one end of the drying cylinder 4. A number of material stirring plates 62 that fit the inner side wall of the drying cylinder 4 are annularly provided on the outer circumferential wall of the rotating shaft 61. A transmission wheel 63 is provided at the outer end of the rotating shaft 61. The transmission wheel 63 is meshed with a driving wheel 64. A driving shaft 65 is provided in the middle of the driving wheel 64. An installation frame 66 is provided on the drying box 2. A motor 67 with an output shaft fixedly connected to the driving shaft 65 is provided on the installation frame 66. By starting the motor 67 to drive the driving wheel 64 to rotate synchronously, the meshing and driving transmission wheel 63 drives the rotating shaft 61 to rotate synchronously, and then drives the material stirring plates 62 to rotate, cyclically stirring the granular material at the bottom of the drying cylinder 4 to the top, and then realizing the full drying of the granular material on the surface and in the middle of the drying cylinder 4 and improving the drying effect.

[0025] Specifically, the material stirring plate 62 is U-shaped. A push plate 621 is provided on one side of the material stirring plate 62 that fits the drying cylinder 4. A fixing frame 9 for fixing the inner end of the rotating shaft 61 is provided on the inner wall of the drying cylinder 4 near the discharge port 7. By providing the push plate 621 that fits the inner wall of the middle part of the drying cylinder 4, the granular material at the bottom is effectively stirred and dropped to the top, improving the material stirring effect. By providing the fixing frame 9 to fix the inner end of the rotating shaft 61, the stability during the material stirring process is further improved.

[0026] As Figure 2 and Figure 3As shown in the figure, specifically, the drying assembly 8 includes ventilation pipes 81 symmetrically arranged on the top wall and the bottom wall of the drying box 2. A number of air outlets 82 are linearly arranged on one side of the ventilation pipes 81 close to the drying cylinder 4. An installation plate 83 is arranged on one side of the drying box 2. A hot air blower 84 is arranged on the top of the installation plate 83. An air inlet pipe 85 is connected to the air outlet of the hot air blower 84 and communicates with the ventilation pipes 81 on both sides. By starting the hot air blower 84 to discharge hot air, the hot air is then conducted into the ventilation pipes 81 on both sides through the air inlet pipe 85, and then through the air outlets 82 and through holes 41 of the ventilation pipes 81 on both sides, the hot air is conducted into the drying cylinder 4, thereby drying the pellets in the drying cylinder 4.

[0027] Specifically, a rubber plug 10 is provided at the discharge port 7 of the drying cylinder 4. By setting the rubber plug 10, it can further prevent the pellets in the drying cylinder 4 from popping out through the discharge port 7 during the material feeding process, and at the same time prevent the dried pellets from falling out prematurely from the discharge port 7 when discharging.

[0028] The working principle of the present utility model: Before use, the oil cylinder 34 is in the extended state. The PVC pellets to be dried are introduced into the drying cylinder 4 from the feed port 5, and then the hot air blower 84 is started to conduct the hot air into the drying cylinder 4 through the air outlets 82 and through holes 41 to dry the pellets in the drying cylinder 4. At the same time, the motor 67 is started to drive the material stirring plate 62 to rotate, and the pellets located at the bottom of the drying cylinder 4 are cyclically stirred to the top, so as to fully dry the pellets in the drying cylinder 4 and improve the drying effect. When the PVC pellets are dried, the oil cylinder 34 is controlled to shorten, driving the drying box 2 to rotate clockwise, and then the dried pellets are discharged and collected from one side of the discharge port 7.

[0029] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements or improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A transparent PVC pellet drying device, comprising a frame (1), characterized in that: A drying box (2) is hingedly provided on the top of the frame (1), and the frame (1) is provided with a driving assembly (3) for driving the drying box (2) to rotate. A drying cylinder (4) is provided in the drying box (2), and a feed port (5) is provided at one end of the drying box (2) connected to the drying cylinder (4), a material shifting assembly (6) is provided in the middle of the drying cylinder (4), and a discharge port (7) is provided on a side of the drying cylinder (4) away from the feed port (5), and a drying assembly (8) is provided in the drying box (2).

2. A transparent PVC granular material drying device according to claim 1, characterized in that: The drying cylinder (4) is in the shape of a shuttle, and a plurality of through holes (41) are provided in an annular manner on the outer circular wall in the middle of the drying cylinder (4).

3. A transparent PVC granular material drying device according to claim 1, characterized in that: The driving assembly (3) comprises a guide groove (31) symmetrically provided on one side of the frame (1); a connecting seat (32) sliding along the guide groove (31) is provided at the bottom of the drying box (2) away from the hinged side; a mounting block (33) is symmetrically provided at the bottom of the frame (1); an oil cylinder (34) is hingedly provided on the mounting block (33); and telescopic ends of the oil cylinder (34) on both sides are fixedly connected to two ends of the connecting seat (32) respectively.

4. A transparent PVC granular material drying device according to claim 1, characterized in that: The material shifting assembly (6) comprises a rotating shaft (61) passing through one end of the drying cylinder (4); a plurality of material shifting plates (62) are provided in an annular manner on the outer circular wall of the rotating shaft (61) and are in contact with the inner wall of the drying cylinder (4); a transmission wheel (63) is provided at the outer end of the rotating shaft (61); a driving wheel (64) is meshingly connected to the driving wheel (63); a driving shaft (65) is provided in the middle of the driving wheel (64); the drying box (2) is provided with a mounting frame (66); and the mounting frame (66) is provided with a motor (67) whose output shaft is fixedly connected to the driving shaft (65).

5. A transparent PVC granular material drying device according to claim 4, characterized in that: The material shifting plate (62) is U-shaped, and a push plate (621) is provided on one side of the material shifting plate (62) that is in contact with the drying cylinder (4). A fixing frame (9) for fixing the inner end of the rotating shaft (61) is provided on the inner wall of the drying cylinder (4) near the material discharge port (7).

6. A transparent PVC granular material drying device according to claim 1, characterized in that: The drying assembly (8) comprises ventilation ducts (81) symmetrically arranged on the top and bottom walls of the drying box (2); a plurality of air outlets (82) are linearly arranged on one side of the ventilation duct (81) close to the drying cylinder (4); a mounting plate (83) is arranged on one side of the drying box (2); a hot air blower (84) is arranged on the top of the mounting plate (83); an air outlet of the hot air blower (84) is connected to the ventilation duct (81) on both sides; and an air inlet duct (85) is arranged on the ventilation duct (81).

7. A transparent PVC granular material drying device according to claim 1, characterized in that: The material outlet (7) of the drying cylinder (4) is provided with a rubber plug (10).

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