A steaming and drying device for processing polygonatum and a method of using the same

Abstract

The invention relates to the technical field of polygonatum processing, and discloses a steaming and drying device for polygonatum processing, comprising a frame, and also comprising an indexing cylinder, a silo for storing polygonatum is installed at the bottom of the indexing cylinder, the top of the silo is open, a material lifting component is installed in the indexing cylinder, a gear sleeve is provided on the indexing cylinder, an active gear ring is installed on the gear cylinder, a motor is installed on the frame, the indexing cylinder, the material lifting component and the gear sleeve are all driven by the motor, a vibration guide component is installed on the frame, a vibration material frame is connected to the vibration guide component, two mirror-set polygonatum steaming and drying components are installed on the indexing cylinder, a steam supply component is installed on the frame, and the two steam supply components are connected to the polygonatum steaming and drying components. The invention sets the occurrence of vibration frequency when polygonatum is transported to cyclically change the heat steaming angle and drying angle of polygonatum, and effectively improves the heat steaming efficiency and drying efficiency of polygonatum through the cyclic change of the heat steaming angle and drying angle of polygonatum.

Description

Technical Field

[0001] The present invention relates to the technical field of polygonatum processing, and more specifically, to a steaming and drying device for polygonatum processing and a use method thereof. Background Art

[0002] In the existing processing of Polygonatum sibiricum, it is often steamed in a steamer and dried in the open space. This processing method is not only inefficient, but also occupies a large area, is greatly affected by the weather, and wastes a lot of time and manpower.

[0003] In the prior art, a patent document with publication number CN217118936U discloses an integrated steaming and drying device for processing polygonatum, comprising a device body, a heating base is fixedly installed at the bottom of the device body, a placing plate is fixedly installed inside the device body, a stirring device is movably installed inside the device body, a drying device is fixedly installed on the side of the device body, the device body comprises a fixed body, a rotating hinge is movably installed on the side of the fixed body, a switch door is movably installed on the side of the rotating hinge, a switch handle is fixedly installed on the side of the switch door, and the top of the fixed body A cover is fixedly installed on the part, exhaust holes are provided at both ends of the cover, and a rotating hole is provided on the top of the cover. The above device saves time and space, and at the same time, it is integrated with steaming and drying, has more complete functions, is less restricted, and improves the processing efficiency of polygonatum. However, on the basis of realizing the integrated steaming and drying function, the above technical scheme is not convenient for effectively improving the steaming and drying efficiency of polygonatum through the vibration frequency motion and reciprocating motion of polygonatum. On the other hand, it is not convenient to realize the recycling of steam when steaming and drying polygonatum. Based on this, the present invention provides a steaming and drying device for processing polygonatum and a use method thereof, so as to solve the technical problems raised in the above background technology. Summary of the invention

[0004] In order to overcome the shortcomings of the prior art, the present invention provides a steaming and drying device for processing polygonatum and a method of using the same. The present invention sets a vibration frequency when conveying the polygonatum to cyclically change the steaming angle and drying angle of the polygonatum. By cyclically changing the steaming angle and drying angle of the polygonatum, the steaming efficiency and drying efficiency of the polygonatum are effectively improved.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a steaming and drying device for processing polygonatum, comprising a frame and an indexing cylinder, a silo for storing polygonatum is installed at the bottom of the indexing cylinder, the top of the silo is open, a material lifting component is installed in the indexing cylinder, a gear sleeve is rotatably provided on the indexing cylinder, an active gear ring is installed on the gear cylinder, a motor is installed on the frame, the indexing cylinder, the material lifting component and the gear sleeve are all driven by the motor, a vibration guide component is installed on the frame, a vibration frame is transmission-connected to the vibration guide component, two mirror-imaged polygonatum steaming and drying components are installed on the indexing cylinder, a steam supply component is installed on the frame, and the two steam supply components are connected to the polygonatum steaming and drying components.

[0006] As a preferred technical solution of the present invention, the lifting component includes a lifting shaft rotatably connected to the indexing cylinder, the output shaft end of the motor is transmission-connected to the lifting shaft through a chain belt, a spiral lifting piece is fixedly installed on the lifting shaft and corresponds to the position inside the indexing cylinder, and vertically arranged steam holes are evenly distributed on the spiral lifting piece. A group of regularly distributed feed ports are opened at the bottom of the indexing cylinder and at the position corresponding to the inner side of the silo, and a discharge valve is fixedly installed at the bottom of the silo, and the discharge valve is rotationally connected to the indexing cylinder.

[0007] As a preferred technical solution of the present invention, the vibration guide component includes a bracket fixed on the indexing cylinder, the bracket is rotatably connected to a gear shaft, a missing gear is installed on the gear shaft, a transmission gear plate is installed on the vibration material frame, and the missing gear is transmission-connected to the transmission gear plate.

[0008] As a preferred technical solution of the present invention, the Huangjing steaming and drying component includes a feed cylinder and a return cylinder, the feed port of the feed cylinder is connected with the index cylinder, the return cylinder is fixedly connected to the index cylinder, the bottom end of the return cylinder is fixedly provided with a discharge port connected with the inner cavity of the silo, a light-transmitting rotary cylinder is rotatably connected between the feed cylinder and the return cylinder, a discharge shaft coaxially arranged with the feed cylinder is rotatably connected on the vibration frame, a driven gear is fixedly installed on the top of the discharge shaft, the driven gear is transmission-connected with the driving gear ring, a spiral discharge sheet is fixedly installed on the discharge shaft and at a position corresponding to the inner side of the light-transmitting rotary cylinder, the spiral discharge sheet is respectively rotatably fitted with the feed cylinder and the light-transmitting rotary cylinder, the light-transmitting rotary cylinder is driven by the discharge shaft, a steam diversion assembly is installed in the light-transmitting rotary cylinder, and a return spring is sleeved on the discharge shaft and at a position corresponding to the index cylinder and the feed cylinder.

[0009] As a preferred technical solution of the present invention, the tooth height of the active gear ring is 8 to 12 times the tooth height of the driven gear, and the light-transmitting rotary cylinder, the feed cylinder and the return cylinder are all made of transparent materials.

[0010] As a preferred technical solution of the present invention, a side shaft is rotatably connected to the feed cylinder, and the side shaft is transmission-connected to the discharge shaft through a belt. An external gear is fixedly installed on the bottom of the side shaft, and an internal gear ring is installed on the light-transmitting rotating cylinder, and the external gear is transmission-connected to the internal gear ring.

[0011] As a preferred technical solution of the present invention, the steam supply component includes a steam generator installed on a frame, and the steam generator is respectively provided with a return air end and an air outlet end, the return air end is connected with a return air ring pipe, and the air outlet end is connected with an intake air ring pipe, the return air ring pipe and the intake air ring pipe are both rotatably connected with an air dividing ring, and the two air dividing rings are connected with a steam diversion assembly, the return air ring pipe is fixedly connected with a ventilation pipe, and a ventilation valve and an axial flow exhaust fan are respectively installed inside the ventilation pipe.

[0012] As a preferred technical solution of the present invention, the steam diversion component includes a diversion flow channel opened in the discharge shaft, the top end of the diversion flow channel is rotatably connected to a first corrugated duct, the first corrugated duct is fixedly connected to the air diversion ring at the return air ring pipe, the bottom end of the diversion flow channel is rotatably connected to a second corrugated duct, the second corrugated duct is fixedly connected to the air diversion ring at the intake ring pipe, and the discharge shaft is provided with multiple groups of regularly distributed steam nozzles connected to the diversion flow channel.

[0013] As a preferred technical solution of the present invention, the steam spray hole is arranged to be inclined upward, and the angle between the axis of the steam spray hole and the horizontal plane is 45°.

[0014] As a preferred technical solution of the present invention, a method for using a steaming and drying device for processing polygonatum odoratum comprises the following steps:

[0015] SS01, Polygonatum hot steaming, before the operation, the Polygonatum to be processed is stored in the silo, and a sufficient amount of evaporation liquid is stored in the steam generator. During the operation, the motor outputs the speed at the set power. After the motor outputs the speed, the spiral lifting sheet lifts the Polygonatum upward, and the spiral lowering sheet transports the Polygonatum downward. The steam generator generates steam at the set power, and the ventilation valve at the ventilation pipe is in a closed state;

[0016] SS02, airing. During the airing operation, the ventilation valve at the ventilation pipe is opened, the steam generator is closed, the axial flow exhaust fan is ventilated upward, and the motor outputs the speed at the set power. After the motor outputs the speed, the spiral lifting sheet lifts the polygonatum upward, and the spiral lowering sheet conveys the polygonatum downward, thereby realizing the cyclic airing of the polygonatum;

[0017] SS03, cycle, after which, SS01 and SS02 steps are performed alternately to achieve the cyclic hot steaming and cyclic drying of the polygonatum.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. When the present invention is working, it can realize the steaming and air-drying of polygonatum in an integrated manner during the processing of polygonatum, and when the device is steaming and air-drying the polygonatum, the reciprocating vibration of the vibration frame occurs, so that the polygonatum transported on the spiral lifting sheet and the spiral lowering sheet can vibrate at a set frequency, and the setting vibration frequency occurs when the polygonatum is transported to cyclically change the steaming angle and the air-drying angle of the polygonatum, and the cyclic change of the steaming angle and the air-drying angle of the polygonatum can effectively improve the steaming efficiency and the air-drying efficiency of the polygonatum, and the cyclic change of the steaming angle and the air-drying angle of the polygonatum can effectively improve the steaming uniformity and the air-drying uniformity of the polygonatum.

[0020] 2. When the present invention is working, the steam supply component is set to realize the recycling of steam. The realization of the steam recycling function can effectively improve the energy-saving effect of the steaming and drying device. The spiral lifting piece and the spiral lowering piece are set to realize the up and down circulation movement of the polygonatum during steaming and drying. The up and down circulation movement can further improve the steaming efficiency and drying efficiency of the polygonatum. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic structural diagram of a steaming and drying device for processing polygonatum odoratum according to the present invention;

[0022] Figure 2 For the present invention Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0023] Figure 3 For the present invention Figure 1 A schematic diagram of the local enlarged structure at B in the middle;

[0024] Figure 4 For the present invention Figure 1 A schematic diagram of the structure from another perspective;

[0025] Figure 5 For the present invention Figure 4 A schematic cross-sectional structure diagram of ;

[0026] Figure 6 For the present invention Figure 5 A schematic diagram of the local enlarged structure at C in the middle;

[0027] Figure 7 For the present invention Figure 5 A schematic diagram of the local enlarged structure at D in the middle;

[0028] Figure 8 For the present invention Figure 5 Schematic diagram of the local enlarged structure at point E in the middle.

[0029] In the figure: 1, frame; 2, indexing cylinder; 3, silo; 4, gear sleeve; 5, active gear ring; 6, motor; 7, vibrating frame; 8, lifting shaft; 9, spiral lifting piece; 10, steam hole; 11, feed port; 12, discharge valve; 13, bracket; 14, gear shaft; 15, missing gear; 16, transmission gear plate; 17, feed cylinder; 18, return cylinder; 19, light-transmitting rotary cylinder; 20, unloading shaft; 21, driven gear; 22, spiral unloading piece; 23, reset spring; 24, side shaft; 25, external gear; 26, internal gear ring; 27, steam generator; 28, return air ring pipe; 29, intake air ring pipe; 30, air distribution ring; 31, ventilation pipe; 32, axial flow exhaust fan; 33, air distribution channel; 34, first corrugated duct; 35, second corrugated duct; 36, steam spray hole. DETAILED DESCRIPTION

[0030] 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 creative work are within the scope of protection of the present invention.

[0031] like Figures 1 to 8 As shown, the present invention provides a steaming and drying device for processing polygonatum, comprising a frame 1 and an indexing cylinder 2, a silo 3 for storing polygonatum is installed at the bottom of the indexing cylinder 2, and the top of the silo 3 is open;

[0032] A material lifting component is installed in the indexing cylinder 2, a gear sleeve 4 is rotatably provided on the indexing cylinder 2, a driving gear ring 5 is installed on the gear cylinder, and a motor 6 is installed on the frame 1. The indexing cylinder 2, the material lifting component and the gear sleeve 4 are all driven by the motor 6;

[0033] The material lifting component includes a material lifting shaft 8 which is rotatably connected to the indexing cylinder 2. The output shaft end of the motor 6 is connected to the material lifting shaft 8 through a chain belt. A spiral material lifting piece 9 is fixedly installed on the material lifting shaft 8 and corresponds to the position inside the indexing cylinder 2. The spiral material lifting piece 9 is evenly distributed with vertically arranged steam holes 10.

[0034] A group of regularly distributed feed ports 11 are provided at the bottom of the indexing cylinder 2 and at positions corresponding to the inner side of the silo 3, and the feed ports 11 are connected to the inner cavity of the silo 3;

[0035] A discharge valve 12 is fixedly installed at the bottom end of the silo 3, and the discharge valve 12 is rotatably connected to the indexing cylinder 2;

[0036] When the steaming and drying of polygonatum odoratum is in progress, the discharge valve 12 is in a closed state. After the steaming and drying of polygonatum odoratum is completed, the discharge valve 12 is opened, and the spiral material lifting piece 9 feeds downward, and then the polygonatum odoratum after steaming and drying is discharged;

[0037] A vibration guide component is installed on the frame 1, and a vibration material frame 7 is transmission-connected to the vibration guide component;

[0038] The vibration guide component includes a bracket 13 fixed on the indexing cylinder 2, a gear shaft 14 is rotatably connected to the bracket 13, a missing gear 15 is installed on the gear shaft 14, a transmission gear plate 16 is installed on the vibration material frame 7, and the missing gear 15 is in transmission connection with the transmission gear plate 16;

[0039] Two mirror-image-arranged polygonatum steaming and drying components are installed on the indexing cylinder 2, and a steam supply component is installed on the frame 1. Both steam supply components are connected to the polygonatum steaming and drying components.

[0040] The Huangjing steaming and drying component includes a feed cylinder 17 and a return cylinder 18. The feed port of the feed cylinder 17 is connected to the index cylinder 2. The return cylinder 18 is fixedly connected to the index cylinder 2. The bottom end of the return cylinder 18 is fixedly provided with a feed port connected to the inner cavity of the silo 3.

[0041] A light-transmitting rotary cylinder 19 is rotatably connected between the feed cylinder 17 and the return cylinder 18;

[0042] The light-transmitting rotary cylinder 19, the feeding cylinder 17 and the returning cylinder 18 are all made of transparent materials;

[0043] The transparent material of the light-transmitting rotary drum 19, the feeding drum 17 and the returning drum 18 facilitates the penetration of external sunlight, thereby facilitating the drying operation of the polygonatum;

[0044] A feeding shaft 20 coaxially arranged with the feeding cylinder 17 is rotatably connected to the vibrating frame 7, a driven gear 21 is fixedly installed on the top of the feeding shaft 20, and the driven gear 21 is drivingly connected to the driving gear ring 5;

[0045] The tooth height of the driving gear ring 5 is 10 times the tooth height of the driven gear 21;

[0046] By setting the height difference between the teeth of the active gear ring 5 and the driven gear 21, the active gear ring 5 can continuously drive the driven gear 21 when the vibrating frame 7 moves up and down;

[0047] A spiral material sheet 22 is fixedly installed on the material discharge shaft 20 and corresponds to the position inside the light-transmitting rotary cylinder 19. The spiral material sheet 22 is respectively rotated and fitted with the feed cylinder 17 and the light-transmitting rotary cylinder 19. The light-transmitting rotary cylinder 19 is driven by the material discharge shaft 20.

[0048] The feed cylinder 17 is rotatably connected with a side shaft 24, which is transmission-connected to the feed shaft 20 via a belt, an outer gear 25 is fixedly installed at the bottom of the side shaft 24, and an inner gear ring 26 is installed on the light-transmitting rotary cylinder 19, and the outer gear 25 is transmission-connected to the inner gear ring 26;

[0049] A steam diversion assembly is installed in the light-transmitting rotary cylinder 19 , and a return spring 23 is sleeved on the discharge shaft 20 and at a position corresponding to the position between the indexing cylinder 2 and the feeding cylinder 17 .

[0050] During operation, the missing gear 15, the return spring 23 and the transmission gear plate 16 are arranged so that after the motor 6 outputs the speed, the vibrating frame 7 can reciprocate within the set stroke;

[0051] The reciprocating vibration of the vibrating rack 7 causes the polygonatum transported on the spiral lifting sheet 9 and the spiral lowering sheet 22 to vibrate at a set frequency. The vibration frequency is set when the polygonatum is transported to cyclically change the steaming angle and drying angle of the polygonatum. The cyclic changes in the steaming angle and drying angle of the polygonatum effectively improve the steaming efficiency and drying efficiency of the polygonatum.

[0052] And by cyclically changing the steaming angle and drying angle of polygonatum, the steaming uniformity and drying uniformity of polygonatum can be effectively improved;

[0053] The steam supply component includes a steam generator 27 mounted on the frame 1;

[0054] When the steam generator 27 is working, it is used to generate constant temperature hot steam;

[0055] The steam generator 27 is a common component in the prior art and will not be described in detail here;

[0056] The steam generator 27 is provided with a return air end and a gas outlet end, the return air end is connected with a return air ring pipe 28, and the gas outlet end is connected with an intake air ring pipe 29;

[0057] The return air ring pipe 28 and the intake air ring pipe 29 are both rotatably connected with an air dividing ring 30, and both air dividing rings 30 are connected with the steam diversion component. The return air ring pipe 28 is fixedly connected with a ventilation pipe 31, and a ventilation valve and an axial flow exhaust fan 32 are respectively installed inside the ventilation pipe 31.

[0058] The steam diversion component includes a diversion flow channel 33 opened in the discharge shaft 20, the top end of the diversion flow channel 33 is rotatably connected to the first corrugated duct 34, the first corrugated duct 34 is fixedly connected to the air diversion ring 30 at the return air ring pipe 28, the bottom end of the diversion flow channel 33 is rotatably connected to the second corrugated duct 35, the second corrugated duct 35 is fixedly connected to the air diversion ring 30 at the intake ring pipe 29, and the discharge shaft 20 is provided with a plurality of groups of regularly distributed steam nozzles 36 connected to the diversion flow channel 33.

[0059] The steam spray hole 36 is arranged to be inclined upward, and the angle between the axis of the steam spray hole 36 and the horizontal plane is 45°.

[0060] By setting the steam flow splitter assembly, the steam is allowed to circulate in the flow splitter channel 33 and the steam supply module;

[0061] A method for using a steaming and drying device for processing polygonatum odoratum, comprising the following steps:

[0062] SS01, steaming polygonatum, before the operation, the polygonatum to be processed is stored in the silo 3, and a sufficient amount of evaporation liquid is stored in the internal storage of the steam generator 27. During the operation, the motor 6 outputs the speed at the set power. After the motor 6 outputs the speed, the spiral lifting sheet 9 lifts the polygonatum upward, and the spiral lowering sheet 22 transports the polygonatum downward. The steam generator 27 generates steam at the set power, and the ventilation valve at the ventilation pipe 31 is in a closed state;

[0063] SS02, airing. During the airing operation, the ventilation valve at the ventilation pipe 31 is opened, the steam generator 27 is closed, the axial flow exhaust fan 32 ventilates upward, and the motor 6 outputs the speed at the set power. After the motor 6 outputs the speed, the spiral lifting sheet 9 lifts the polygonatum upward, and the spiral lowering sheet 22 conveys the polygonatum downward, thereby realizing the cyclic airing of the polygonatum;

[0064] SS03, cycle, after which, SS01 and SS02 steps are performed alternately to achieve the cyclic hot steaming and cyclic drying of the polygonatum.

[0065] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0066] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steaming and drying device for processing polygonatum odoratum, comprising a frame (1) and an indexing cylinder (2), characterized in that: A material bin (3) for storing polygonatum is installed at the bottom of the transfer cylinder (2), the top of the material bin (3) is open, a material lifting component is installed in the transfer cylinder (2), a gear sleeve (4) is rotatably provided on the transfer cylinder (2), an active gear ring (5) is installed on the gear cylinder, a motor (6) is installed on the frame (1), the transfer cylinder (2), the material lifting component and the gear sleeve (4) are all driven by the motor (6), a vibration guide component is installed on the frame (1), a vibration material frame (7) is connected to the vibration guide component in a transmission manner, two polygonatum steaming and drying components arranged in mirror image are installed on the transfer cylinder (2), a steam supply component is installed on the frame (1), and the two steam supply components are both connected to the polygonatum steaming and drying components.

2. The steaming and drying device for processing polygonatum odoratum according to claim 1, characterized in that: The material lifting component comprises a material lifting shaft (8) rotatably connected to the inside of the indexing cylinder (2); the output shaft end of the motor (6) is transmission-connected to the material lifting shaft (8) via a chain belt; a spiral material lifting piece (9) is fixedly installed on the material lifting shaft (8) and corresponds to the position inside the indexing cylinder (2); vertically arranged steam holes (10) are evenly distributed on the spiral material lifting piece (9); a group of regularly distributed feed ports (11) are opened at the bottom of the indexing cylinder (2) and at a position corresponding to the inside of the silo (3); a discharge valve (12) is fixedly installed at the bottom end of the silo (3); and the discharge valve (12) is rotatably connected to the indexing cylinder (2).

3. The steaming and drying device for processing polygonatum odoratum according to claim 1, characterized in that: The vibration guide component comprises a bracket (13) fixed on the indexing cylinder (2), the bracket (13) is rotatably connected to a gear shaft (14), a missing gear (15) is mounted on the gear shaft (14), a transmission gear plate (16) is mounted on the vibration material frame (7), and the missing gear (15) is transmission-connected to the transmission gear plate (16).

4. The steaming and drying device for processing polygonatum odoratum according to claim 3, characterized in that: The Huangjing steaming and drying component comprises a feed cylinder (17) and a return cylinder (18); the feed port of the feed cylinder (17) is connected to the index cylinder (2); the return cylinder (18) is fixedly connected to the index cylinder (2); a discharge port connected to the inner cavity of the silo (3) is fixedly arranged at the bottom end of the return cylinder (18); a light-transmitting rotary cylinder (19) is rotatably connected between the feed cylinder (17) and the return cylinder (18); a discharge shaft (20) coaxially arranged with the feed cylinder (17) is rotatably connected to the vibration frame (7); a driven gear is fixedly installed on the top of the discharge shaft (20). The driven gear (21) is in driving connection with the driving gear ring (5); a spiral material discharge sheet (22) is fixedly installed on the material discharge shaft (20) and at a position corresponding to the inner side of the light-transmitting rotary cylinder (19); the spiral material discharge sheet (22) is respectively rotatably fitted with the feed cylinder (17) and the light-transmitting rotary cylinder (19); the light-transmitting rotary cylinder (19) is driven by the material discharge shaft (20); a steam diversion component is installed in the light-transmitting rotary cylinder (19); a return spring (23) is sleeved on the material discharge shaft (20) and at a position corresponding to the position between the indexing cylinder (2) and the feed cylinder (17).

5. The steaming and drying device for processing polygonatum odoratum according to claim 4, characterized in that: The tooth height of the active gear ring (5) is 8 to 12 times the tooth height of the driven gear (21), and the light-transmitting rotary cylinder (19), the feed cylinder (17) and the return cylinder (18) are all made of transparent materials.

6. The steaming and drying device for processing polygonatum odoratum according to claim 5, characterized in that: The feed cylinder (17) is rotatably connected to a side shaft (24), the side shaft (24) is transmission-connected to a discharge shaft (20) via a belt, an external gear (25) is fixedly mounted on the bottom of the side shaft (24), an internal gear ring (26) is mounted on the light-transmitting rotary cylinder (19), and the external gear (25) is transmission-connected to the internal gear ring (26).

7. The steaming and drying device for processing polygonatum odoratum according to claim 6, characterized in that: The steam supply component comprises a steam generator (27) mounted on a frame (1), the steam generator (27) being provided with a return air end and a gas outlet end, the return air end being connected to a return air ring pipe (28), the gas outlet end being connected to an intake air ring pipe (29), the return air ring pipe (28) and the intake air ring pipe (29) being rotatably connected to an air splitting ring (30), the two air splitting rings (30) being connected to a steam flow splitting component, the return air ring pipe (28) being fixedly connected to a ventilation pipe (31), the ventilation pipe (31) being internally provided with a ventilation valve and an axial flow exhaust fan (32), respectively.

8. The steaming and drying device for processing polygonatum odoratum according to claim 7, characterized in that: The steam diversion component comprises a diversion flow channel (33) provided in a discharge shaft (20); the top end of the diversion flow channel (33) is rotatably connected to a first corrugated tube (34); the first corrugated tube (34) is fixedly connected to an air diversion ring (30) at an air return ring tube (28); the bottom end of the diversion flow channel (33) is rotatably connected to a second corrugated tube (35); the second corrugated tube (35) is fixedly connected to an air diversion ring (30) at an air intake ring tube (29); and the discharge shaft (20) is provided with a plurality of groups of regularly distributed steam spray holes (36) connected to the diversion flow channel (33).

9. The steaming and drying device for processing polygonatum odoratum according to claim 8, characterized in that: The steam spray hole (36) is arranged to be inclined upward, and the angle between the axis of the steam spray hole (36) and the horizontal plane is 45°.

10. The method for using the steaming and drying device for processing polygonatum odoratum according to any one of claims 1 to 9, characterized in that: The following steps are involved: SS01, steaming polygonatum sibiricum. Before the operation, the polygonatum sibiricum to be processed is stored in the material bin (3). A sufficient amount of evaporation liquid is stored in the internal storage of the steam generator (27). During the operation, the motor (6) outputs the speed at a set power. After the motor (6) outputs the speed, the spiral lifting sheet (9) lifts the polygonatum sibiricum upward, and the spiral lowering sheet (22) conveys the polygonatum sibiricum downward. The steam generator (27) generates steam at a set power, and the ventilation valve at the ventilation pipe (31) is in a closed state. SS02, airing. During the airing operation, the ventilation valve at the ventilation pipe (31) is opened, the steam generator (27) is closed, the axial flow exhaust fan (32) ventilates upward, and the motor (6) outputs the rotation speed at the set power. After the motor (6) outputs the rotation speed, the spiral lifting sheet (9) lifts the polygonatum upward, and the spiral lowering sheet (22) conveys the polygonatum downward, thereby realizing the cyclic airing of the polygonatum; SS03, cycle, after which, SS01 and SS02 steps are performed alternately to achieve the cyclic hot steaming and cyclic drying of the polygonatum.

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