Drying equipment for betel nut production

Abstract

Drying equipment for betel nut production relates to the technical field of betel nut production and comprises a drying box, a charging barrel is fixed to the top of the drying box, a discharging port of the charging barrel is communicated with a feeding port of the drying box, the side face of the charging barrel is fixedly communicated with a feeding hopper, a stepping motor is fixed to the end of the charging barrel, and a spiral blade is fixed to an output shaft of the stepping motor; the spiral blades are arranged on the inner side of the material barrel, a preheating channel is arranged on the side face of the material barrel and communicates with the interior of the drying box through an air draft unit, a hot air chamber is arranged on the side face of the drying box, and air outlet holes communicating with the interior of the drying box are formed in the hot air chamber. According to the areca nut drying device, steam generated by drying can be reutilized, so that resource waste caused by direct discharge is avoided, the production cost is saved, areca nuts can be turned and shoveled in the conveying process, and therefore the areca nuts can be evenly heated.

Description

Technical Field

[0001] The utility model relates to the technical field of betel nut production, in particular to drying equipment for betel nut production. Background Art

[0002] Betel nut is an important Chinese medicinal material. When the betel nut fruit is first harvested, it has a high water content and needs to be dried to remove most of the water.

[0003] In the prior art, a patent with authorization publication number CN 216482125 U discloses a drying device for betel nut production, wherein a belt transmission network is arranged at the lower end of the discharge hopper of the first spiral drying component, and a limited height component is arranged on the belt transmission network, and the limited height component includes vertical plates arranged on both sides of the belt transmission network. The hot air generated during the drying process is directly discharged after entering and exiting the drying, and the exhaust water vapor carries heat. Directly discharging the heat leads to a waste of resources, thereby increasing production costs. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a drying device for betel nut production, which can recycle the gas generated by drying, so as to avoid direct discharge and cause waste of resources, thereby saving production costs. It can turn over the betel nuts during transportation so that the betel nuts can be evenly heated, which can effectively solve the problems in the background technology.

[0005] In order to achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0006] A drying device for betel nut production comprises a drying box, a material barrel is fixed on the top of the drying box, a material discharge port of the material barrel is connected with a material feed port of the drying box, and a material feed hopper is connected and fixed on the side of the material barrel, a stepper motor is fixed on the end of the material barrel, a spiral blade is fixed on the output shaft of the stepper motor, and the spiral blade is arranged on the inner side of the material barrel, a preheating channel is provided on the side of the material barrel, and the preheating channel is connected with the inside of the drying box through an exhaust unit, a hot air chamber is provided on the side of the drying box, an air outlet connected with the inside of the drying box is opened on the hot air chamber, a hot air blower is installed on the side of the drying box, and the air outlet of the hot air blower is connected with the inside of the hot air chamber, a betel nut conveying unit is installed on the inner side of the drying box, a material discharge port is opened at the bottom of the drying box, a PLC controller is installed on the side of the drying box, the PLC controller is electrically connected to an external power supply, and the PLC controller is electrically connected to the stepper motor and the hot air blower respectively.

[0007] Furthermore, the preheating channel is a spiral channel, and the outlet of the preheating channel is arranged on the side of the barrel.

[0008] Furthermore, the exhaust unit includes an exhaust fan and an air duct. The exhaust fan is installed on the side of the drying box. The exhaust fan is connected to the inside of the preheating channel through the air duct. The exhaust fan is electrically connected to the PLC controller.

[0009] Furthermore, the betel nut conveying unit includes a chain plate conveyor and a mesh material box. The chain plate conveyor is installed on the inner side of the drying box. The mesh material box is evenly fixed on the conveying chain plate of the chain plate conveyor. The box mouth of the mesh material box is in contact and sliding connection with the inner wall of the drying box. The chain plate conveyor is electrically connected to the PLC controller.

[0010] Furthermore, the betel nut conveying unit also includes a shovel plate and a rotating shaft, and the shovel plate is rotatably installed on the inner side of the mesh material containing box through the rotating shaft.

[0011] Furthermore, the betel nut conveying unit also includes a gear and a tooth groove, the gear is fixed to the end of the rotating shaft, the tooth groove is evenly opened on the inner boss of the drying box, and the gear is meshed with the tooth groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the drying equipment for betel nut production has the following advantages:

[0013] 1. The gas generated by drying in the drying box is transported to the preheating channel of the spiral structure through the exhaust unit, so as to carry out preliminary drying of the betel nut. The gas generated by drying can be reused for the second time, thereby avoiding direct discharge and resulting in waste of resources, thereby saving production costs.

[0014] 2. The betel nut is transported to the discharge port and discharged through the betel nut conveying unit. The betel nut can be turned over during the conveying process so that the betel nut can be heated evenly, thereby improving the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the three-dimensional first cross-sectional structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the three-dimensional second cross-sectional structure of the utility model.

[0018] In the figure: 1 drying box, 2 PLC controller, 3 exhaust unit, 31 exhaust fan, 32 air duct, 4 betel nut conveying unit, 41 gear, 42 tooth groove, 43 rotating shaft, 44 chain plate conveyor, 45 mesh material box, 46 shovel plate, 5 discharge port, 6 air outlet, 7 hot air chamber, 8 hot air blower, 9 barrel, 10 stepping motor, 11 feed hopper, 12 spiral blade, 13 preheating channel. DETAILED DESCRIPTION

[0019] The present invention can be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0020] See also Figure 1-3 The present embodiment provides a technical solution: a drying device for betel nut production, comprising a drying box 1, a barrel 9 is fixed on the top of the drying box 1, a discharge port of the barrel 9 is connected to a feed port of the drying box 1, and a feed hopper 11 is connected and fixed to the side of the barrel 9, a stepper motor 10 is fixed to the end of the barrel 9, a spiral blade 12 is fixed to the output shaft of the stepper motor 10, and the spiral blade 12 is arranged on the inner side of the barrel 9, a preheating channel 13 is arranged on the side of the barrel 9, and the preheating channel 13 is connected to the inside of the drying box 1 through an exhaust unit 3, a hot air chamber 7 is arranged on the side of the drying box 1, and an air outlet 6 connected to the inside of the drying box 1 is opened on the hot air chamber 7, and a hot air chamber 7 is arranged on the side of the drying box 1. A hot air blower 8 is installed, and the air outlet of the hot air blower 8 is connected to the inside of the hot air chamber 7. A betel nut conveying unit 4 is installed on the inner side of the drying box 1. A discharge port 5 is opened at the bottom of the drying box 1. A PLC controller 2 is installed on the side of the drying box 1. The PLC controller 2 is electrically connected to an external power supply. The PLC controller 2 is electrically connected to a stepper motor 10 and a hot air blower 8 respectively. The barrel 9 and the drying box 1 adopt an upper and lower step-by-step method to reduce the site occupation area. The betel nut is put into the barrel 9 through a feed hopper 11. The output shaft of the stepper motor 10 drives the spiral blade 12 to rotate. The spiral blade 12 conveys the betel nut to the inside of the drying box 1. Its conveying method is the same as that in the patent with the authorization publication number CN 216482125 U.

[0021] The preheating channel 13 is a spiral channel, and the outlet of the preheating channel 13 is arranged on the side of the barrel 9. The preheating channel 13 is a spiral channel, so as to increase the path for the gas to pass through. Then, the gas is discharged through the outlet position on the preheating channel 13, which can reuse the gas generated by drying, thereby avoiding direct discharge and causing waste of resources, thereby saving production costs.

[0022] The exhaust unit 3 includes an exhaust fan 31 and an air duct 32. The exhaust fan 31 is installed on the side of the drying box 1. The exhaust fan 31 is connected to the inside of the preheating channel 13 through the air duct 32. The exhaust fan 31 is electrically connected to the PLC controller 2. The exhaust fan 31 transports the gas generated by drying in the drying box 1 to the preheating channel 13 through the air duct 32. The exhaust fan 31 quickly discharges the water vapor generated by drying through exhaust, thereby improving the drying efficiency.

[0023] The betel nut conveying unit 4 includes a chain plate conveyor 44 and a mesh material box 45. The chain plate conveyor 44 is installed on the inner side of the drying box 1. The mesh material box 45 is evenly fixed on the conveying chain plate of the chain plate conveyor 44. The box mouth of the mesh material box 45 is in contact and sliding connection with the inner wall of the drying box 1. The chain plate conveyor 44 is electrically connected to the PLC controller 2. The betel nut conveying unit 4 also includes a shovel plate 46 and a rotating shaft 43. The shovel plate 46 is rotatably installed on the inner side of the mesh material box 45 through the rotating shaft 43. The betel nut conveying unit 4 also includes a gear 41 and a tooth groove 42. The gear 41 is fixed at the end of the rotating shaft 43. The tooth groove 4 2 is evenly opened on the inner side boss of the drying box 1, the gear 41 is meshed with the tooth groove 42, and the betel nut enters the mesh material box 45 from the discharge port in the barrel 9. Then, the conveying chain plate of the chain plate conveyor 44 drives the mesh material box 45 to move, so that the dried betel nut is conveyed to the discharge port 5 and discharged. During the conveying process of the betel nut, the gear 41 is meshed with the tooth groove 42, and the gear 41 drives the shovel plate 46 to rotate through the rotating shaft 43, so as to turn over and shovel the betel nut in the mesh material box 45, so that the betel nut is evenly heated. It can turn over and shovel the betel nut during the conveying process, thereby improving the drying efficiency.

[0024] The working principle of a drying device for betel nut production provided by the utility model is as follows: its barrel 9 and drying box 1 adopt an upper and lower step-by-step method to reduce the site occupation area, the betel nut is put into the barrel 9 through the feed hopper 11, the output shaft of the stepper motor 10 drives the spiral blade 12 to rotate, and the spiral blade 12 conveys the betel nut to the inside of the drying box 1, and its conveying method is the same as that in the patent with the authorization publication number CN 216482125 U, the betel nut enters the mesh material box 45 from the discharge port in the barrel 9, and then, the conveying chain plate of the chain plate conveyor 44 drives the mesh material box 45 to move, so that the dried betel nut is conveyed to the discharge port 5 position and discharged, during the conveying process of the betel nut, the gear 41 is meshed with the tooth groove 42, and the gear 41 drives the shovel plate 46 to rotate through the rotating shaft 43, so as to turn over and shovel the betel nut in the mesh material box 45, so that the betel nut is evenly heated, and the hot air blower 8 blows hot air to the betel nut. Hot air is blown into the chamber 7, and the hot air enters the drying box 1 through the air outlet 6. Then, the hot air enters the mesh material box 45 to dry the betel nut. Then, the exhaust fan 31 transports the gas generated by drying in the drying box 1 to the preheating channel 13 through the air duct 32. Then, the betel nut in the barrel 9 is preliminarily dried through the preheating channel 13. The preheating channel 13 is a spiral channel, so as to increase the path for the gas to pass through. Then, the gas is discharged through the outlet position on the preheating channel 13.

[0025] It is worth noting that the components disclosed in the above embodiments are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods. The PLC controller 2 is powered by an external power supply, and the model of the PLC controller 2 is CS1. The tooth grooves 42 are stepped along the conveying direction of the chain conveyor 44, and the exhaust port of the preheating channel 13, that is, its outlet, is arranged on the barrel 9.

[0026] The parts of the present invention that are not described in detail are prior art. Although the present invention is specifically demonstrated and introduced in conjunction with the preferred implementation scheme, there are many methods and ways to implement the technical solution. The above is only a preferred implementation scheme of the present invention. However, technical personnel in the relevant field should understand that various changes can be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined in the attached claims, which are all within the scope of protection of the present invention.

Claims

1. A drying device for betel nut production, comprising a drying box (1), a barrel (9) is fixed on the top of the drying box (1), a discharge port of the barrel (9) is connected to a feed port of the drying box (1), and a feed hopper (11) is fixed to the side of the barrel (9), a stepper motor (10) is fixed to the end of the barrel (9), a spiral blade (12) is fixed to the output shaft of the stepper motor (10), and the spiral blade (12) is arranged on the inner side of the barrel (9), characterized in that: A preheating channel (13) is provided on the side of the barrel (9), and the preheating channel (13) is connected to the interior of the drying box (1) through an exhaust unit (3). A hot air chamber (7) is provided on the side of the drying box (1), and an air outlet (6) connected to the interior of the drying box (1) is provided on the hot air chamber (7). A hot air blower (8) is installed on the side of the drying box (1), and the air outlet of the hot air blower (8) is connected to the interior of the hot air chamber (7). A betel nut conveying unit (4) is installed on the inner side of the drying box (1), and a material outlet (5) is provided at the bottom of the drying box (1). A PLC controller (2) is installed on the side of the drying box (1), and the PLC controller (2) is electrically connected to an external power supply. The PLC controller (2) is electrically connected to a stepping motor (10) and a hot air blower (8) respectively.

2. A drying equipment for betel nut production according to claim 1, characterized in that: The preheating channel (13) is a spiral channel, and the outlet of the preheating channel (13) is arranged on the side of the barrel (9).

3. A drying equipment for betel nut production according to claim 1, characterized in that: The exhaust unit (3) comprises an exhaust fan (31) and an air duct (32); the exhaust fan (31) is installed on the side of the drying box (1); the exhaust fan (31) is connected to the interior of the preheating channel (13) through the air duct (32); and the exhaust fan (31) is electrically connected to the PLC controller (2).

4. A drying equipment for betel nut production according to claim 1, characterized in that: The betel nut conveying unit (4) comprises a chain plate conveyor (44) and a mesh material box (45), the chain plate conveyor (44) being installed on the inner side of the drying box (1), the mesh material box (45) being evenly fixed on the conveying chain plates of the chain plate conveyor (44), the box opening of the mesh material box (45) being in contact and sliding connection with the inner wall of the drying box (1), and the chain plate conveyor (44) being electrically connected to the PLC controller (2).

5. A drying equipment for betel nut production according to claim 4, characterized in that: The betel nut conveying unit (4) further comprises a shovel plate (46) and a rotating shaft (43), and the shovel plate (46) is rotatably mounted on the inner side of the mesh material containing box (45) via the rotating shaft (43).

6. A drying equipment for betel nut production according to claim 5, characterized in that: The betel nut conveying unit (4) further comprises a gear (41) and a tooth groove (42), wherein the gear (41) is fixed to the end of the rotating shaft (43), and the tooth groove (42) is evenly arranged on the inner boss of the drying box (1), and the gear (41) and the tooth groove (42) are meshed with each other.

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