阅读说明：本技术 一种搅拌速度可调的双重加热虾青素晶体干燥装置 (Stirring speed adjustable dual heating astaxanthin crystal drying device ) 是由 高龙 于 2021-07-29 设计创作，主要内容包括：本发明公开了一种搅拌速度可调的双重加热虾青素晶体干燥装置,包括晶体放置筒体,所述晶体放置筒体的内部下端固定安装有加热板,所述加热板内设置有加热丝,所述加热板的下方设置有安装在放置筒体内部底端的加热丝控制电路板,所述晶体放置筒体的侧壁一侧固定安装有控制开关,所述晶体放置筒体的侧壁另一侧通过升降机构连接有设置于晶体放置筒体正上方的翻动搅拌箱,所述翻动搅拌箱的顶部固定安装有减速电机,所述减速电机的输出轴贯穿翻动搅拌箱的上壁连接有设置于翻动搅拌箱内部的翻动搅拌机构。本发明设置有加热板和烘干灯两种加热方式,能够从上下两个方向对虾青素晶体加热干燥；干燥时还可对晶体搅拌翻动,使干燥更高效。(The invention discloses a stirring speed-adjustable dual-heating astaxanthin crystal drying device which comprises a crystal placing barrel, wherein a heating plate is fixedly installed at the lower end inside the crystal placing barrel, a heating wire is arranged in the heating plate, a heating wire control circuit board installed at the bottom end inside the crystal placing barrel is arranged below the heating plate, a control switch is fixedly installed on one side of the side wall of the crystal placing barrel, the other side of the side wall of the crystal placing barrel is connected with a stirring and stirring box arranged right above the crystal placing barrel through a lifting mechanism, a speed reducing motor is fixedly installed at the top of the stirring and stirring box, and an output shaft of the speed reducing motor penetrates through the upper wall of the stirring and stirring box and is connected with a stirring and stirring mechanism arranged inside the stirring and stirring box. The astaxanthin crystal drying device is provided with two heating modes, namely a heating plate and a drying lamp, and can heat and dry the astaxanthin crystal from the upper direction and the lower direction; during drying, the crystal can be stirred and turned over, so that the drying is more efficient.)

1. The utility model provides a stirring speed adjustable dual heating astaxanthin crystal drying device, places barrel (1) including the crystal, its characterized in that, the inside lower extreme fixed mounting that barrel (1) was placed to the crystal has hot plate (2), be provided with heater strip (3) in hot plate (2), the below of hot plate (2) is provided with installs heater strip control circuit board (4) placing barrel (1) inside bottom, lateral wall one side fixed mounting that barrel (1) was placed to the crystal has control switch (5), the lateral wall opposite side that barrel (1) was placed to the crystal is connected with through elevating system (6) and sets up agitator tank (7) that turn over directly over barrel (1) in the crystal, the top fixed mounting that agitator tank (7) turned over has gear motor (8), the upper wall that the output shaft of gear motor (8) runs through agitator tank (7) is connected with the rabbling mechanism that sets up in the inside rabbling mechanism that turns over agitator tank (7) (9) The bottom of the stirring box (7) is provided with a bottom plate (10), and a drying lamp (11) is fixedly arranged in the middle of the lower surface of the bottom plate (10).

2. The stirring speed adjustable dual-heating astaxanthin crystal drying device according to claim 1, characterized in that the heating wires (3) are arranged in an S shape inside the heating plate (2), and the heating wires (3) are electrically connected with the heating wire control circuit board (4).

3. The dual-heating astaxanthin crystal drying device with the adjustable stirring speed according to claim 2, characterized in that the lifting mechanism (6) comprises a lifting base (12) fixedly installed on the side wall of the crystal placing barrel (1), two first hydraulic telescopic rods (13) are installed inside the lifting base (12) in an embedded mode, and a lifting seat (14) installed on the side wall of the stirring box (7) is fixedly connected to the top ends of the telescopic inner rods of the two first hydraulic telescopic rods (13).

4. The dual-heating astaxanthin crystal drying device with the adjustable stirring speed according to claim 3, wherein the stirring mechanism (9) comprises a rotating shaft mounting seat (15) fixedly mounted on the upper wall of the stirring box (7), a rotating shaft (16) connected to an output shaft of a speed reduction motor (8) is rotatably mounted inside the rotating shaft mounting seat (15), a connecting rod (17) is fixedly sleeved at the bottom end of the rotating shaft (16), rotating rods (18) vertically arranged are rotatably mounted at both ends of the connecting rod (17), a first transmission gear (19) and a second transmission gear (20) are arranged at the upper ends of the rotating rods (18), stirring rods (21) are fixedly mounted at the lower ends of the rotating rods (18), a lifting sleeve (22) is sleeved at the outer side of the rotating shaft mounting seat (15), and a connecting plate (23) is fixedly mounted at the upper end of the lifting sleeve (22), a second hydraulic telescopic rod (24) which is vertically arranged is fixedly arranged between one end of the connecting plate (23) and the upper wall of the stirring box (7) which is turned over, and a third transmission gear (25) and a fourth transmission gear (26) are sleeved and connected at the lower end of the lifting sleeve (22).

5. The stirring speed adjustable dual-heating astaxanthin crystal drying device is characterized in that the section of the rotating shaft mounting seat (15) is T-shaped, a limiting guide column (27) is arranged on the outer surface of the rotating shaft mounting seat (15), and a limiting guide groove matched with the guide column (27) is formed in the inner wall of the lifting sleeve (22).

6. The stirring speed adjustable dual-heating astaxanthin crystal drying device according to claim 5, wherein the diameter of the first transmission gear (19) is smaller than that of the second transmission gear (20), the diameter of the third transmission gear (25) is larger than that of the fourth transmission gear (26), the third transmission gear (25) is simultaneously meshed with the first transmission gears (19) at two sides when the second hydraulic telescopic rod (24) is contracted upwards, and the fourth transmission gear (26) is simultaneously meshed with the second transmission gears (20) at two sides when the second hydraulic telescopic rod (24) is extended downwards.

7. The stirring speed adjustable dual-heating astaxanthin crystal drying device according to claim 6, wherein rotating rod mounting seats (28) are arranged at two ends of the connecting rod (17), the rotating rods (18) are rotatably mounted in the rotating rod mounting seats (28), and the bottom plate (10) is fixedly sleeved and mounted at the lower ends of the rotating rod mounting seats (28).

8. The dual-heating astaxanthin crystal drying device with the adjustable stirring speed as claimed in claim 7, wherein the stirring rods (21) are all S-shaped structures made of rubber, and the bottom ends of the stirring rods (21) are all horizontally arranged.

9. The dual-heating astaxanthin crystal drying device with the adjustable stirring speed according to claim 8, wherein the control switch (5) is electrically connected with the heating wire control circuit board (4), the two first hydraulic telescopic rods (13) of the lifting mechanism (6), the speed reducing motor (8), the drying lamp (11) and the second hydraulic telescopic rod (24) of the stirring mechanism (9) for turning over to form a complete control loop and is electrically connected with an external power supply.

Technical Field

The invention relates to the technical field of astaxanthin production, in particular to a stirring speed-adjustable dual-heating astaxanthin crystal drying device.

Background

Astaxanthin is widely present in the living world, particularly in feathers of shrimps, crabs, fish, algal bodies, yeasts and birds, and is one of the main carotenoids in marine organisms.

The astaxanthin crystals need to be subjected to a drying process during the production process of astaxanthin so as to produce pure astaxanthin. The existing astaxanthin crystal drying device can not thoroughly stir and stir the astaxanthin crystals during drying, thereby possibly causing the astaxanthin crystals to be heated unevenly and to have poor color; in addition, current astaxanthin crystal drying device can be provided with the brush structure and scrape the astaxanthin crystal when dry, but the easy more astaxanthin crystal of adhesion of this kind of brush structure, and then causes extravagant and difficult problem of clearing up.

Based on the above, the invention designs a stirring speed-adjustable dual-heating astaxanthin crystal drying device to solve the above problems.

Disclosure of Invention

The invention aims to provide a stirring speed-adjustable dual-heating astaxanthin crystal drying device, which aims to solve the problems that the existing astaxanthin crystal drying device in the background art cannot thoroughly stir and stir an astaxanthin crystal during drying, so that the astaxanthin crystal is possibly heated unevenly and has poor color; in addition, current astaxanthin crystal drying device can be provided with the brush structure and scrape the astaxanthin crystal when dry, but the easy more astaxanthin crystal of adhesion of this kind of brush structure, and then causes extravagant and difficult problem of clearing up.

In order to achieve the purpose, the invention provides the following technical scheme:

a stirring speed adjustable dual-heating astaxanthin crystal drying device, which comprises a crystal placing cylinder body, a heating plate is fixedly arranged at the lower end of the interior of the crystal placing barrel body, a heating wire is arranged in the heating plate, a heating wire control circuit board arranged at the bottom end inside the placing cylinder is arranged below the heating plate, a control switch is fixedly arranged on one side of the side wall of the crystal holding cylinder body, the other side of the side wall of the crystal holding cylinder body is connected with a stirring box which is arranged right above the crystal holding cylinder body through a lifting mechanism, the top of the stirring and stirring box is fixedly provided with a speed reducing motor, the output shaft of the speed reducing motor penetrates through the upper wall of the stirring and stirring box and is connected with a stirring and stirring mechanism arranged in the stirring and stirring box, the bottom of the stirring box is provided with a bottom plate, and a drying lamp is fixedly arranged in the middle of the lower surface of the bottom plate.

As a further scheme of the invention, the heating wires are arranged in an S shape in the heating plate, and the heating wires are electrically connected with the heating wire control circuit board.

As a further scheme of the invention, the lifting mechanism comprises a lifting base fixedly installed on the side wall of the crystal placing barrel, two first hydraulic telescopic rods are installed in the lifting base in an embedded manner, and the top ends of the telescopic inner rods of the two first hydraulic telescopic rods are fixedly connected with a lifting base installed on the side wall of the stirring box.

As a further scheme of the invention, the turning and stirring mechanism comprises a rotating shaft mounting seat fixedly mounted on the upper wall of the turning and stirring box, a rotating shaft connected to an output shaft of a speed reduction motor is rotatably mounted inside the rotating shaft mounting seat, a connecting rod is fixedly sleeved at the bottom end of the rotating shaft, vertically arranged rotating rods are rotatably mounted at two ends of the connecting rod, a first transmission gear and a second transmission gear are respectively arranged at the upper ends of the rotating rods, a turning and stirring rod is fixedly mounted at the lower end of each rotating rod, a lifting sleeve is sleeved outside the rotating shaft mounting seat, a connecting plate is fixedly mounted at the upper end of each lifting sleeve, a vertically arranged second hydraulic telescopic rod is fixedly mounted between one end of each connecting plate and the upper wall of the turning and stirring box, and a third transmission gear and a fourth transmission gear are arranged at the lower end of each lifting sleeve in a sleeved mode.

As a further scheme of the invention, the section of the rotating shaft mounting seat is T-shaped, the outer surface of the rotating shaft mounting seat is provided with a limiting guide post, and the inner wall of the lifting sleeve is provided with a limiting guide groove matched with the guide post.

As a further aspect of the present invention, the diameter of the first transmission gear is smaller than that of the second transmission gear, the diameter of the third transmission gear is larger than that of the fourth transmission gear, and when the second hydraulic telescopic rod is contracted upwards, the third transmission gear is engaged with the first transmission gears at both sides at the same time, and when the second hydraulic telescopic rod is extended downwards, the fourth transmission gear is engaged with the second transmission gears at both sides at the same time.

As a further scheme of the invention, rotating rod mounting seats are arranged at two ends of the connecting rod, the rotating rods are rotatably mounted in the rotating rod mounting seats, and the bottom plate is fixedly sleeved at the lower end of the rotating rod mounting seats.

As a further scheme of the invention, the turning stirring rods are all of rubber S-shaped structures, and the bottom ends of the turning stirring rods are all horizontally arranged.

As a further scheme of the invention, the control switch is electrically connected with the heating wire control circuit board, the two first hydraulic telescopic rods of the lifting mechanism, the speed reducing motor, the drying lamp and the second hydraulic telescopic rod of the stirring mechanism to form a complete control loop and is electrically connected with an external power supply.

Compared with the prior art, the invention has the beneficial effects that:

(1) the heating wires in the heating plate can heat the astaxanthin crystals placed in the crystal placing barrel from the bottom, and the astaxanthin crystals can be heated and dried doubly by matching with the drying lamp in the middle of the lower surface of the bottom plate;

(2) the rotating shaft of the stirring mechanism is driven by the speed reducing motor to rotate, so that the rotating rods at two ends of the connecting rod are driven to rotate around the rotating shaft mounting seat, and the second hydraulic telescopic rod extends out or retracts to enable a fourth transmission gear on the lifting sleeve to be meshed with second transmission gears at two sides or a third transmission gear to be meshed with first transmission gears at two sides while the rotating shaft rotates, so that the two rotating rods can rotate while revolving and rotating around the rotating shaft mounting seat, and the astaxanthin crystals of the stirring rod at the lower end of the rotating rod are stirred and stirred more thoroughly, and are convenient to heat and dry quickly;

(3) the lifting sleeve of the stirring mechanism is lifted up and down under the telescopic action of the second hydraulic telescopic rod, so that switching between two states of meshing the fourth transmission gear with the second transmission gears on two sides or meshing the third transmission gear with the first transmission gears on two sides is realized, and the first transmission gears and the second transmission gears with different diameters are utilized to realize the adjustment of the rotating speed of the rotating rod, so that the device is convenient to adjust and use in practical application;

(4) the turning stirring rod with the S-shaped structure can stir and turn the astaxanthin crystals more thoroughly, the horizontally arranged bottom end can be well attached to the upper surface of the heating plate, and meanwhile, the turning stirring rod made of rubber cannot generate large abrasion on the astaxanthin crystals, so that the astaxanthin crystals are prevented from being ground into powder; and excessive astaxanthin crystals cannot be adhered to the stirring rod, so that the problems of waste and difficulty in cleaning the stirring rod are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view showing the overall external configuration of a stirring speed-adjustable dual-heating astaxanthin crystal drying apparatus according to the present invention;

FIG. 2 is a schematic diagram showing a longitudinal sectional structure of a crystal holding cylinder of a stirring speed-adjustable dual-heating astaxanthin crystal drying apparatus according to the present invention;

FIG. 3 is a schematic longitudinal sectional view of the internal structure of a stirring box of the stirring speed adjustable dual-heating astaxanthin crystal drying device according to the invention;

FIG. 4 is a schematic diagram showing a cross-sectional structure of a heating plate of a stirring speed adjustable dual heating astaxanthin crystal drying apparatus according to the present invention;

fig. 5 is a schematic structural diagram of a stirring mechanism of the stirring speed adjustable dual-heating astaxanthin crystal drying device.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a crystal holding cylinder; 2. heating plates; 3. heating wires; 4. a heating wire control circuit board; 5. a control switch; 6. a lifting mechanism; 7. turning over the stirring box; 8. a reduction motor; 9. a stirring mechanism is turned over; 10. a base plate; 11. a drying lamp; 12. a lifting base; 13. a first hydraulic telescopic rod; 14. a lifting seat; 15. a rotating shaft mounting base; 16. a rotating shaft; 17. a connecting rod; 18. a rotating rod; 19. a first drive gear; 20. a second transmission gear; 21. turning over the stirring rod; 22. a lifting sleeve; 23. a connecting plate; 24. a second hydraulic telescopic rod; 25. a third transmission gear; 26. a fourth transmission gear; 27. limiting the guide post; 28. a rotating rod mounting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-3, a stirring speed adjustable dual-heating astaxanthin crystal drying device comprises a crystal holding cylinder 1, a heating plate 2 is fixedly installed at the lower end inside the crystal holding cylinder 1, a heating wire 3 is arranged in the heating plate 2, a heating wire control circuit board 4 installed at the bottom end inside the crystal holding cylinder 1 is arranged below the heating plate 2, a control switch 5 is fixedly installed at one side of the side wall of the crystal holding cylinder 1, the other side of the side wall of the crystal holding cylinder 1 is connected with a stirring box 7 which is arranged right above the crystal holding cylinder 1 through a lifting mechanism 6, a speed reduction motor 8 is fixedly installed at the top of the stirring box 7, an output shaft of the speed reduction motor 8 penetrates through the upper wall of the stirring box 7 and is connected with a stirring mechanism 9 which is arranged inside the stirring box 7, a bottom plate 10 is arranged at the bottom of the stirring box 7, and a drying lamp 11 is fixedly arranged in the middle of the lower surface of the bottom plate 10.

The inside heater strip 3 of this astaxanthin crystal drying device hot plate 2 can be followed the bottom and placed the astaxanthin crystal heating of placing in the barrel 1 to the crystal, and the stoving lamp 11 of cooperation bottom plate 10 lower surface intermediate position can be to the dual heat drying of astaxanthin crystal, and in addition, the rabbling mechanism 9 that turns over in the agitator tank 7 that turns over in the heating process can stir the astaxanthin crystal for its dry speed.

Referring to fig. 4, the heating wire 3 is disposed inside the heating plate 2 in an S-shape, and the heating wire 3 is electrically connected to the heating wire control circuit board 4; the heating wires 3 are uniformly laid in the heating plate 2, so that the astaxanthin crystals placed in the crystal placing barrel can be comprehensively heated, and in addition, the heating temperature of the heating wires 3 can be adjusted through the heating wire control circuit board 4.

Referring to fig. 1, the lifting mechanism 6 includes a lifting base 12 fixedly mounted on the sidewall of the crystal holding barrel 1, two first hydraulic telescopic rods 13 are embedded inside the lifting base 12, and the top ends of the telescopic inner rods of the two first hydraulic telescopic rods 13 are fixedly connected with a lifting seat 14 mounted on the sidewall of the stirring box 7; the lifting of the two first hydraulic telescopic rods 13 drives the lifting seat 14 to lift, and further drives the stirring box 7 to lift up and down.

The second embodiment:

referring to fig. 2 and 5, the stirring mechanism 9 includes a rotating shaft mounting seat 15 fixedly mounted on the upper wall of the stirring tank 7, a rotating shaft 16 connected with the output shaft of the speed reducing motor 8 is rotatably arranged in the rotating shaft mounting seat 15, a connecting rod 17 is fixedly sleeved at the bottom end of the rotating shaft 16, vertically arranged rotating rods 18 are rotatably arranged at both ends of the connecting rod 17, the upper ends of the rotating rods 18 are respectively provided with a first transmission gear 19 and a second transmission gear 20, the lower ends of the rotating rods 18 are fixedly provided with turning stirring rods 21, the outer side of the rotating shaft mounting seat 15 is sleeved with a lifting sleeve 22, a connecting plate 23 is fixedly arranged at the upper end of the lifting sleeve 22, a second hydraulic telescopic rod 24 which is vertically arranged is fixedly arranged between one end of the connecting plate 23 and the upper wall of the stirring box 7, the lower end of the lifting sleeve 22 is sleeved with a third transmission gear 25 and a fourth transmission gear 26.

The rotating shaft 16 of the stirring mechanism 9 is driven by the speed reducing motor 8 to rotate, so as to drive the rotating rods 18 at the two ends of the connecting rod 17 to rotate around the rotating shaft mounting seat 15, and the second hydraulic telescopic rod 24 extends out or retracts to enable the fourth transmission gear 26 on the lifting sleeve 22 to be meshed with the second transmission gears 20 at the two sides or the third transmission gear 25 to be meshed with the first transmission gears 19 at the two sides while the rotating shaft 16 rotates, so that the two rotating rods 18 can rotate while revolving around the rotating shaft mounting seat 15, and the stirring and stirring of the astaxanthin crystals of the stirring rod 21 at the lower end of the rotating rod 18 are more thorough, and the astaxanthin crystals can be rapidly heated and dried.

Referring to fig. 2 and 5, the section of the rotating shaft mounting seat 15 is T-shaped, a limiting guide post 27 is arranged on the outer surface of the rotating shaft mounting seat 15, and a limiting guide groove matched with the guide post 27 is arranged on the inner wall of the lifting sleeve 22; the arrangement of the limit guide posts 27 and the limit guide grooves can ensure that the lifting sleeve 22 cannot rotate outside the rotating shaft mounting seat 15, and meanwhile, the vertical lifting of the lifting sleeve 22 can be ensured.

Referring to fig. 5, the diameter of the first transmission gear 19 is smaller than that of the second transmission gear 20, the diameter of the third transmission gear 25 is larger than that of the fourth transmission gear 26, when the second hydraulic telescopic rod 24 is contracted upwards, the third transmission gear 25 is engaged with the first transmission gears 19 on both sides, and when the second hydraulic telescopic rod 24 is extended downwards, the fourth transmission gear 26 is engaged with the second transmission gears 20 on both sides; the lifting sleeve 22 is lifted up and down under the telescopic action of the second hydraulic telescopic rod 24, so that switching between two states of meshing the fourth transmission gear 26 with the second transmission gears 20 on the two sides or meshing the third transmission gear 25 with the first transmission gears 19 on the two sides is realized, and the rotation speed of the rotating rod 18 is adjusted by using the first transmission gears 19 and the second transmission gears 20 with different diameters.

Referring to fig. 2 and 5, two ends of the connecting rod 17 are respectively provided with a rotating rod mounting seat 28, the rotating rods 18 are rotatably mounted in the rotating rod mounting seats 28, and the bottom plate 10 is fixedly sleeved on the lower end of the rotating rod mounting seats 28; the bottom plate 10 can rotate along with the mounting seats 28 at the two ends of the connecting rod 17, and plays a role in preventing water vapor generated during drying of the astaxanthin crystals from entering the inside of the stirring box 7.

Referring to fig. 2, the turning stirring rods 21 are all of rubber-made S-shaped structures, and the bottom ends of the turning stirring rods 21 are all horizontally arranged; the stirring and stirring rod 21 with the S-shaped structure can stir the astaxanthin crystals more thoroughly, the horizontally arranged bottom end can be well attached to the upper surface of the heating plate 2, and meanwhile, the stirring and stirring rod 21 made of rubber cannot generate large abrasion to the astaxanthin crystals, so that the astaxanthin crystals are prevented from being ground into powder; and excessive astaxanthin crystals cannot be adhered to the turning stirring rod 21, so that the problems of waste and difficulty in cleaning the turning stirring rod 21 are solved.

Specifically, the control switch 5 is electrically connected with the heating wire control circuit board 4, the two first hydraulic telescopic rods 13 of the lifting mechanism 6, the speed reducing motor 8, the drying lamp 11 and the second hydraulic telescopic rod 24 of the stirring mechanism 9 to form a complete control loop and is electrically connected with an external power supply; the start and stop, temperature and speed regulation of the device can be controlled by controlling the switch 5.

In actual use, the stirring box 7 is lifted up and turned over by the lifting mechanism 6, and the astaxanthin crystals needing drying treatment are placed in the crystal placing cylinder 1; the heating wire 3 arranged in an S shape in the heating plate 2 can heat the astaxanthin crystals placed in the crystal placing cylinder 1 from the bottom, and the drying lamp 11 matched with the middle position of the lower surface of the bottom plate 10 can double heat and dry the astaxanthin crystals; the rotating shaft 16 of the turning and stirring mechanism 9 is driven by the speed reducing motor 8 to rotate, so that the rotating rods 18 at the two ends of the connecting rod 17 are driven to rotate around the rotating shaft mounting seat 15, and the second hydraulic telescopic rod 24 extends out or retracts to enable the fourth transmission gear 26 on the lifting sleeve 22 to be meshed with the second transmission gears 20 at the two sides or the third transmission gear 25 to be meshed with the first transmission gears 19 at the two sides while the rotating shaft 16 rotates, so that the two rotating rods 18 can rotate while revolving and rotating around the rotating shaft mounting seat 15, and the turning and stirring rod 21 at the lower end of the rotating rod 18 can stir and turn astaxanthin crystals more thoroughly, and is convenient to heat and dry quickly; the two engagement states allow different rotational speeds of the rotary lever 18, facilitating use of the device.

The astaxanthin crystal drying device is provided with two heating modes, namely a heating plate and a drying lamp, and can heat and dry the astaxanthin crystal from the upper direction and the lower direction; and the stirring mechanism can stir and stir the crystals while heating and drying, so that the drying is more efficient.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.