Extruding and drying device suitable for functional starchy instant soft capsules

Abstract

The utility model belongs to the technical field of extrusion and drying of functional starchy instant soft capsules, and particularly relates to an extrusion and drying device suitable for functional starchy instant soft capsules, which comprises a drying box. An auxiliary drying device is mounted in the drying box; a conveying belt is mounted in the drying cavity; dividing strips are mounted on the acting structural surface of the conveying belt at equal intervals; a guide plate is fixedly connected to the inner wall face, away from the discharging opening, of the drying cavity. A limiting plate is fixedly connected to the inner wall face of the top of the drying cavity. Heating columns are mounted on the two sides of the inner wall of the preheating cavity; an air inlet cavity is formed in one side of the preheating cavity in the preheating box; filter screens are mounted at the positions, where the air inlet cavity and the air exhaust chamber are formed, of the preheating box; a structural cavity is formed in the discharging box; and through the action of the auxiliary drying device, uniform drying of the capsules is achieved, the phenomenon of capsule adhesion in the drying process is avoided, and the damage rate of the capsules is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of extrusion and drying of functional starch instant soft capsules, in particular to an extrusion and drying device suitable for functional starch instant soft capsules. Background Art

[0002] In the process of extrusion for the production of functional starch instant soft capsules, an extrusion and drying device is required to cooperate to achieve the shaping effect of the capsules and avoid adhesion between the capsules.

[0003] A Chinese patent with the publication number CN205373307U discloses a capsule drying device, which includes a frame and a drying barrel lying horizontally on the frame and rotatable; the drying barrel is provided with a barrel wall made of a metal mesh and a front support plate and a rear support plate arranged at both ends of the barrel wall; the front support plate is equipped with a feeding device, and the rear support plate is provided with a discharging device; a blower is arranged in the frame directly below the drying barrel; the air outlet of the blower is vertically upward; the frame is also equipped with a driving device for driving the drying barrel to rotate. The utility model adopts a horizontally rotatable drying barrel with a barrel wall made of a metal mesh, and a blower that blows air upward is arranged directly below the drying barrel. The drying barrel rolls under the drive of the driving device, so that the capsules in the drying barrel can roll along the barrel wall, avoiding deformation caused by extrusion between the capsules. The blower blows air from bottom to top to accelerate the cooling of the capsules and improve the drying efficiency.

[0004] When the above capsule drying device is in use, there is a phenomenon of adhesion between the capsules, and the adhered capsules cannot separate by themselves during the drying process, resulting in damage to the capsules. Therefore, an extrusion and drying device suitable for functional starch instant soft capsules is proposed to solve the above problems. Summary of the Utility Model

[0005] In order to make up for the deficiencies of the prior art and solve some existing problems in the extrusion and drying operation of functional starch instant soft capsules, the utility model proposes an extrusion and drying device suitable for functional starch instant soft capsules.

[0006] The technical solution adopted by the present utility model to solve its technical problems is as follows: A functional starch-based instant soft capsule extrusion and drying device applicable to the present utility model includes a drying box; preheating boxes are installed on both sides of the drying box; a discharge assembly is installed on the structural surface at one end of the drying box; an auxiliary drying device is installed in the drying box; the auxiliary drying device includes a drying chamber; a drying chamber is opened inside the drying box; a discharge port is penetrated and opened on one side of the drying chamber close to the discharge assembly; a conveyor belt is installed inside the drying chamber; partition strips are equidistantly installed on the acting structural surface of the conveyor belt; communication holes are penetrated between the partition strips on the belt strip of the conveyor belt; a guide plate is fixedly connected to the inner wall surface of the drying chamber far from the discharge port; a feed pipe is fixedly connected to one end of the top of the drying box close to the guide plate;

[0007] Air inlet holes are symmetrically penetrated and opened at the top of both sides of the inner wall of the drying chamber; air extraction holes are symmetrically penetrated and opened at the bottom of both sides of the inner wall of the drying chamber; a limiting plate is fixedly connected to the inner wall surface at the top of the drying chamber; the horizontal plane where the bottom end face of the limiting plate is located is higher than the horizontal plane where the top end face of the partition strip is located; a preheating chamber is opened at a position above the middle inside the preheating box; heating columns are installed on both sides of the inner wall of the preheating chamber; the preheating chamber is communicated with the drying chamber through the air inlet holes; uniform drying is achieved and the phenomenon of adhesion is avoided.

[0008] Preferably, the operating range of the bottom of the guide plate intersects with the operating range of the conveyor belt; the horizontal plane where the bottom end face of the guide plate is located is higher than the horizontal plane where the top end face of the partition strip is located; so that the guide plate can operate smoothly.

[0009] Preferably, an air inlet chamber is opened on one side of the preheating chamber in the preheating box; a first negative pressure fan is installed on the plate body between the air inlet chamber and the preheating chamber; an air extraction chamber is opened at the bottom of the preheating box; the air extraction chamber is communicated with the drying chamber through the air extraction holes; a second negative pressure fan is installed on the plate body between the air extraction chambers; filters are installed at the positions where the preheating box opens the air inlet chamber and the air extraction chamber; the flow of the drying gas is achieved.

[0010] Preferably, the discharge assembly includes a discharge box; a structural chamber is opened inside the discharge box; the structural chamber is communicated with the drying chamber through the discharge port; one end of the conveyor belt passes through the discharge port and is inserted into the inside of the structural chamber; a blowing pipe is installed obliquely above the end of the conveyor belt inside the structural chamber; a blowing nozzle is fixedly connected to the bottom and obliquely below the blowing pipe; the effect of smooth discharge is achieved.

[0011] Preferably, a filter box is installed on the top of the discharge box; an exhaust fan is installed on the top of the filter box; a connecting pipe is installed on the filter box; the connecting end of the connecting pipe is connected to the blowing pipe; a disinfection box is installed between the connecting pipes; this ensures that the air outlet nozzle can operate smoothly.

[0012] Preferably, a rotating shaft is installed inside the structural cavity; a baffle is fixedly connected to the outer part of the shaft body of the rotating shaft; a driving motor is installed on the side of the discharge box, and the end of the output shaft of the driving motor is connected to the end of the rotating shaft; a discharge pipe is fixedly connected to the bottom of the discharge box; this achieves the effect of assisting in discharging.

[0013] The beneficial effects of the present utility model are as follows:

[0014] Through the structural design of the auxiliary drying device of the present utility model, the capsules enter between the partition strips on the top of the conveyor belt through the guiding plate. As the conveyor belt operates, with the cooperation of the limiting plate, the phenomenon of adhering capsules is separated, so that the capsules are evenly laid on the conveyor belt one by one. The first negative pressure fan operates, and the external air enters the intake cavity through the filter screen and then enters the inside of the preheating cavity. The heating column heats up, so that the clean air is heated and enters the inside of the drying cavity through the intake holes. At the same time, the second negative pressure fan starts, and the air after operation is drawn into the air extraction chamber through the air extraction holes, so that the air inside the drying cavity realizes a flowing effect. With the cooperation of the communication holes, uniform drying of the capsules is achieved, and the phenomenon of capsule adhesion during the drying process is avoided, reducing the damage rate of the capsules. Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 It is a three-dimensional structural schematic diagram;

[0017] Figure 2 It is a cross-sectional structural schematic diagram of the drying box;

[0018] Figure 3 It is a cross-sectional structural schematic diagram of the preheating box;

[0019] Figure 4 It is a structural schematic diagram of the auxiliary discharging assembly;

[0020] Figure 5 It is a cross-sectional structural schematic diagram of the discharge box.

[0021] In the figure: 1, drying box; 2, preheating box; 3, discharging assembly; 401, drying chamber; 402, discharging port; 403, conveyor belt; 404, partition strip; 405, communication hole; 406, guiding plate; 407, air inlet hole; 408, air extraction hole; 409, limiting plate; 410, preheating chamber; 411, heating column; 412, air inlet chamber; 413, first negative pressure fan; 414, filter screen; 415, air extraction chamber; 416, second negative pressure fan; 417, feeding pipe; 501, discharging box; 502, structural chamber; 503, air blowing pipe; 504, air blowing nozzle; 505, filtering box; 506, connecting pipe; 507, disinfection box; 508, rotating shaft; 509, baffle; 510, discharging pipe. Detailed implementation manners

[0022] 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.

[0023] Please refer to Figures 1-3 As shown, a functional starch-based instant soft capsule extrusion and drying device includes a drying box 1; preheating boxes 2 are installed on both sides of the drying box 1; a discharging assembly 3 is installed on one end structural surface of the drying box 1; an auxiliary drying device is installed in the drying box 1; the auxiliary drying device includes a drying chamber 401; a drying chamber 401 is opened inside the drying box 1; a discharging port 402 is penetrated and opened on one side of the drying chamber 401 close to the discharging assembly 3; a conveyor belt 403 is installed inside the drying chamber 401; partition strips 404 are equidistantly installed on the acting structural surface of the conveyor belt 403; communication holes 405 are penetrated and opened on the belt of the conveyor belt 403 between the partition strips 404; a guiding plate 406 is fixedly connected to the inner wall surface of the drying chamber 401 far from the discharging port 402; a feeding pipe 417 is fixedly connected to one end of the top of the drying box 1 close to the guiding plate 406;

[0024] On both sides of the inner wall of the drying chamber 401, air inlet holes 407 are symmetrically and penetratingly formed at the top of the conveyor belt 403; on both sides of the inner wall of the drying chamber 401, air extraction holes 408 are symmetrically and penetratingly formed at the bottom of the conveyor belt 403; a limiting plate 409 is fixedly connected to the inner wall surface at the top of the drying chamber 401; the horizontal plane where the bottom end face of the limiting plate 409 is located is higher than the horizontal plane where the top end face of the partition strip 404 is located; a preheating chamber 410 is formed at a position above the middle in the preheating box 2; heating columns 411 are installed on both sides of the inner wall of the preheating chamber 410; the preheating chamber 410 is communicated with the drying chamber 401 through the air inlet holes 407; the working range at the bottom of the guiding plate 406 intersects with the working range of the conveyor belt 403; the horizontal plane where the bottom end face of the guiding plate 406 is located is higher than the horizontal plane where the top end face of the partition strip 404 is located; an air inlet chamber 412 is formed on one side of the preheating chamber 410 in the preheating box 2; a first negative pressure fan 413 is installed on the plate body between the air inlet chamber 412 and the preheating chamber 410; an air extraction chamber 415 is formed at the bottom of the preheating box 2; the air extraction chamber 415 is communicated with the drying chamber 401 through the air extraction holes 408; a second negative pressure fan 416 is installed on the plate body between the air extraction chambers 415; filter screens 414 are installed at the positions of the preheating box 2 where the air inlet chamber 412 and the air extraction chamber 415 are opened;

[0025] During operation, in the process of extrusion suitable for the production of functional starch-based instant soft capsules, an extrusion and drying device needs to be used for cooperative operation to achieve the shaping effect of the capsules and avoid adhesion between the capsules; when the above-mentioned capsule drying device is used, there is a phenomenon of adhesion between the capsules, and the adhered capsules cannot separate by themselves during the drying process, resulting in damage to the capsules. In this application, an auxiliary drying device is used. The capsules are sent into the drying chamber 401 of the preheating box 2 through the feed pipe 417. The capsules enter between the partition strips 404 at the top of the conveyor belt 403 through the guiding plate 406. The conveyor belt 403 operates. With the cooperation of the limiting plate 409, the phenomenon of adhered capsules separating is achieved, so that the capsules are all laid individually on the conveyor belt 403. The first negative pressure fan 413 operates. External air enters the air inlet chamber 412 through the filter screen 414 and then enters the interior of the preheating chamber 410. The heating columns 411 perform a heating operation, so that the clean air is heated and enters the interior of the drying chamber 401 through the air inlet holes 407. At the same time, the second negative pressure fan 416 is started, and the air after operation is drawn into the air extraction chamber 415 through the air extraction holes 408, so that the air inside the drying chamber 401 realizes a flowing effect. With the cooperation of the communication holes 405, uniform drying of the capsules is achieved, and the phenomenon of capsule adhesion during drying is avoided, reducing the damage rate of the capsules.

[0026] Please refer to Figures 4-5As shown in the figure, the discharging assembly 3 includes a discharging box 501; a structure cavity 502 is provided inside the discharging box 501; the structure cavity 502 is communicated with the drying cavity 401 through a discharging port 402; one end of the conveyor belt 403 passes through the discharging port 402 and is inserted into the inside of the structure cavity 502; a blowing pipe 503 is installed obliquely above the end of the conveyor belt 403 inside the structure cavity 502; a blowing nozzle 504 is fixedly connected to the bottom obliquely below the blowing pipe 503; a filtering box 505 is installed on the top of the discharging box 501; an exhaust fan is installed on the top of the filtering box 505; a connecting pipe 506 is installed on the filtering box 505; the connecting end of the connecting pipe 506 is connected to the blowing pipe 503; a disinfection box 507 is installed between the connecting pipes 506; a rotating shaft 508 is installed inside the structure cavity 502; a baffle 509 is fixedly connected to the outer part of the shaft body of the rotating shaft 508; a driving motor is installed on the side surface of the discharging box 501, and the end of the output shaft of the driving motor is connected to the end of the rotating shaft 508; a discharging pipe 510 is fixedly connected to the bottom of the discharging box 501;

[0027] During operation, after the capsules are dried, the conveyor belt 403 drives the dried capsules to enter the inside of the structure cavity 502 through the discharging port 402. The exhaust fan on the filtering box 505 operates, so that the external air is filtered and then enters the connecting pipe 506, and after being disinfected by the disinfection box 507, it enters the blowing pipe 503, and then is blown towards the capsules on the conveyor belt 403 through the blowing nozzle 504, which facilitates the smooth discharging of the capsules. When the capsules are stuck between the partition strips 404 and cannot fall off in time, the driving motor is started, and the rotating shaft 508 drives the baffle 509 to rotate, achieving the effect of assisting in discharging.

[0028] Working principle: During the extrusion process applicable to the production of functional starch-based instant soft capsules, an extrusion drying device needs to be used for collaborative operation to achieve the shaping effect of the capsules and avoid adhesion between capsules. When the above-mentioned capsule drying device is in use, there is a phenomenon of adhesion between capsules, and the adhered capsules cannot separate themselves during the drying process, resulting in capsule damage. In this application, an auxiliary drying device is used. The capsules are sent into the drying chamber 401 of the preheating box 2 through the feed pipe 417. The capsules enter between the partition strips 404 on the top of the conveyor belt 403 through the guide plate 406. The conveyor belt 403 operates. With the cooperation of the limit plate 409, the phenomenon of separating adhered capsules is achieved, so that the capsules are laid individually on the conveyor belt 403. The first negative pressure fan 413 operates. External air enters the intake cavity 412 through the filter screen 414 and then enters the interior of the preheating cavity 410. The heating column 411 heats up, so that the clean air is heated and enters the drying chamber 401 through the air intake holes 407. At the same time, the second negative pressure fan 416 starts. The air after operation is drawn into the air extraction chamber 415 through the air extraction holes 408, so that the air inside the drying chamber 401 realizes a flowing effect. With the cooperation of the communication holes 405, uniform drying of the capsules is achieved, and the phenomenon of capsule adhesion during drying is avoided, reducing the damage rate of the capsules. After the capsules are dried, the conveyor belt 403 drives the dried capsules to enter the structure cavity 502 through the discharge port 402. The exhaust fan on the filter box 505 operates, so that the external air is filtered and enters the connecting pipe 506, and after being disinfected by the disinfection box 507, it enters the air blowing pipe 503 and is then blown towards the capsules on the conveyor belt 403 through the air blowing nozzle 504, facilitating the smooth discharge of the capsules. When the capsules are stuck between the partition strips 404 and cannot fall off in time, the drive motor is started, and the rotating shaft 508 drives the dial 509 to rotate, achieving the effect of auxiliary discharging.

[0029] In the description of this specification, the description referring to terms such as "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in connection with that embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0030] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art of this industry should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.

Claims

1. A functional starch instant soft capsule extrusion and drying device, comprising a drying box (1); preheating boxes (2) are installed on both sides of the drying box (1); a discharge assembly (3) is installed on the structural surface at one end of the drying box (1); an auxiliary drying device is installed in the drying box (1); characterized in that: The auxiliary drying device includes a drying chamber (401); a drying chamber (401) is provided inside the drying box (1); a discharge port (402) is penetrated and provided on one side of the drying chamber (401) close to the discharge assembly (3); a conveyor belt (403) is installed inside the drying chamber (401); partition bars (404) are equidistantly installed on the acting surface of the conveyor belt (403); communication holes (405) are penetrated between the partition bars (404) on the belt strip of the conveyor belt (403); a guide plate (406) is fixedly connected to the inner wall surface of the drying chamber (401) far from the discharge port (402); a feed pipe (417) is fixedly connected to one end of the top of the drying box (1) close to the guide plate (406). Air inlet holes (407) are symmetrically penetrated and provided on both sides of the inner wall of the drying chamber (401) above the conveyor belt (403); air extraction holes (408) are symmetrically penetrated and provided on both sides of the inner wall of the drying chamber (401) below the conveyor belt (403); a limiting plate (409) is fixedly connected to the inner wall surface of the top of the drying chamber (401); the horizontal plane where the bottom end face of the limiting plate (409) is located is higher than the horizontal plane where the top end face of the partition bar (404) is located; a preheating chamber (410) is provided at a position above the middle inside the preheating box (2); heating columns (411) are installed on both sides of the inner wall of the preheating chamber (410); the preheating chamber (410) is communicated with the drying chamber (401) through the air inlet holes (407).

2. The extrusion and drying device for functional starch-based instant soft capsules according to claim 1, wherein: The operating range of the bottom of the guide plate (406) intersects with the operating range of the conveyor belt (403); the horizontal plane where the bottom end face of the guide plate (406) is located is higher than the horizontal plane where the top end face of the partition bar (404) is located.

3. The extrusion and drying device for functional starch instant soft capsules according to claim 2, characterized in that: An air inlet chamber (412) is provided on one side of the preheating chamber (410) in the preheating box (2); a first negative pressure fan (413) is installed on the plate body between the air inlet chamber (412) and the preheating chamber (410); an air extraction chamber (415) is provided at the bottom of the preheating box (2); the air extraction chamber (415) is communicated with the drying chamber (401) through the air extraction holes (408); a second negative pressure fan (416) is installed on the plate body between the air extraction chambers (415); filter screens (414) are installed at the positions where the preheating box (2) is provided with the openings of the air inlet chamber (412) and the air extraction chamber (415).

4. The extruding and drying device for functional starch instant soft capsules according to claim 3, wherein: The discharge assembly (3) includes a discharge box (501); a structural chamber (502) is provided inside the discharge box (501); the structural chamber (502) is communicated with the drying chamber (401) through the discharge port (402); one end of the conveyor belt (403) passes through the discharge port (402) and is inserted into the inside of the structural chamber (502); an air blowing pipe (503) is installed obliquely above the end of the conveyor belt (403) inside the structural chamber (502); an air blowing nozzle (504) is fixedly connected to the bottom and obliquely below the air blowing pipe (503).

5. The extruding and drying device for functional starch instant soft capsules according to claim 4, wherein: A filter box (505) is installed on the top of the discharge box (501); an exhaust fan is installed on the top of the filter box (505); a connecting pipe (506) is installed on the filter box (505); the connecting end of the connecting pipe (506) is connected to the blowing pipe (503); a disinfection box (507) is installed between the connecting pipes (506).

6. The extrusion and drying device for functional starch-based instant soft capsules according to claim 5, characterized in that: A rotating shaft (508) is installed inside the structural cavity (502); a dial plate (509) is fixedly connected to the outer part of the shaft body of the rotating shaft (508); a driving motor is installed on the side surface of the discharge box (501), and the end of the output shaft of the driving motor is connected to the end of the rotating shaft (508); a discharge pipe (510) is fixedly connected to the bottom of the discharge box (501).

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