Drying and screening device for resistant dextrin

Abstract

The utility model relates to the technical field of resistant dextrin production, in particular to a resistant dextrin drying and screening device which comprises an equipment main body, an inner roller and a gear box, the equipment main body comprises an equipment shell, a first-stage screen drum is rotatably connected to the interior of the equipment shell through a bearing, and a second-stage screen drum is rotatably connected to the interior of the first-stage screen drum through a bearing; a third-stage screen drum is rotationally connected into the second-stage screen drum through a bearing; a plurality of groups of first-stage scraping plates are annularly and fixedly mounted on the outer side surfaces of the first-stage screen drum, the second-stage screen drum and the third-stage screen drum in an equal-angle staggered manner; the inner roller is rotationally mounted in the third-stage screen drum; and the first-stage screen drum, the second-stage screen drum, the third-stage screen drum and the inner roller are mutually linked through a gear box. Wet materials are fed into the third-stage screen drum through the inner roller, meanwhile, under transmission of the gear box, the inner roller, the first-stage screen drum, the second-stage screen drum and the third-stage screen drum alternately and reversely rotate at intervals of one unit, multiple times of screening are carried out, raw materials are screened and refined step by step and step by step, and the quality of finished products is improved step by step.

Description

TECHNICAL FIELD

[0001] The utility model relates to resistant dextrin production technical field, and specifically is a resistant dextrin drying screening device. BACKGROUND

[0002] Resistant dextrin is processed from starch, is a low heat glucan that the indigestible component of baked dextrin is extracted and refined with industrial technology, belongs to low molecular water-soluble dietary fiber. Dextrin is the intermediate substance that the starch of macromolecule is converted into small molecule when the starch is decomposed and hydrolyzed under the action of heating, acid or amylase, has the characteristics such as big viscosity, strong thickening, good solubility, good instant solubility, as a kind of low heat soluble food raw material, has broad development prospect in food industry.

[0003] The production of resistant dextrin generally includes the processes of heating gelatinization and screening, when screening and heating gelatinization are carried out simultaneously, the whole process is too rapid, strong heat needs to be provided, and if gelatinization is too fast when screening, there is the case that gelatinization clumps in the screen hole, further leading to the plugging of the mesh hole, and when the raw material is squeezed into raw material groups when part of raw material is screened when gelatinization is too fast, the surface of raw material group is gelatinized, the internal water of raw material group is closed, leading to the case that gelatinization is not complete, affecting the quality of finished product. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a resistant dextrin drying screening device to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A resistant dextrin drying screening device, comprising:

[0007] The equipment main body includes an equipment shell, a primary screen cylinder is rotatably connected in the equipment shell through a bearing, a secondary screen cylinder is rotatably connected in the primary screen cylinder through a bearing, a tertiary screen cylinder is rotatably connected in the secondary screen cylinder through a bearing, and a plurality of groups of primary scrapers are annularly and equiangularly staggered and fixedly installed on the outer surfaces of the primary screen cylinder, the secondary screen cylinder and the tertiary screen cylinder.

[0008] The inner roller is rotatably installed in the tertiary screen cylinder.

[0009] The primary screen cylinder, the secondary screen cylinder, the tertiary screen cylinder and the inner roller are connected with each other through the gear box.

[0010] Further, the equipment main body further comprises:

[0011] The discharge port is arranged on the lower edge of the side surface of the equipment shell.

[0012] A heating resistor is embedded in the inside of the device shell;

[0013] A support leg column is fixedly installed on the bottom side of the two ends of the outside surface of the device shell.

[0014] Further, the inner roller comprises:

[0015] A roller body is rotatably installed on the inside of the device shell through bearings at both ends, and passes through the three-stage screen cylinder;

[0016] A material conveying channel is opened in the inside of the roller body;

[0017] A discharge port is arranged in the form of a ring on the side surface of the roller body, and a plurality of groups of discharge ports are arranged at equal angles and are in communication with the material conveying channel.

[0018] Further, the inner roller further comprises:

[0019] A secondary scraper is fixedly installed on the side surface of the roller body in the form of a ring at equal angles and in a staggered manner;

[0020] A first tooth ring is fixedly connected to the side surface of the first tooth ring at one end;

[0021] A feeding interface is in communication with the opening at one end of the material conveying channel through a sealing bearing.

[0022] Further, the gear box comprises:

[0023] A cover is fixedly installed on the opening on one side of the device shell;

[0024] A drive motor is fixedly installed on the outside surface of the cover;

[0025] A drive gear is fixedly connected to the output end of the drive motor inserted into the inside of the cover, and the drive gear is in meshing engagement with the first tooth ring on one side.

[0026] Further, the gear box further comprises:

[0027] A second tooth ring is fixedly installed on the opening on one side of the three-stage screen cylinder, and the inside surface of the second tooth ring is in meshing engagement with the drive gear;

[0028] A plurality of primary planetary gears are rotatably installed on the inside surface of the cover in the form of a ring at equal angles, and the primary planetary gears are in meshing engagement with the outside surface of the second tooth ring;

[0029] A third tooth ring is fixedly installed on the opening on one side of the secondary screen cylinder, and the inside of the third tooth ring is in meshing engagement with the primary planetary gears;

[0030] The secondary planetary gears are annularly and equiangularly rotatably installed on the inner side surface of the cover, and are in mesh with the outer side surface of the fourth gear ring.

[0031] The fourth gear ring is fixedly installed at the opening of the first screen cylinder, and the inner side surface of the fourth gear ring is in mesh with the secondary planetary gears.

[0032] Compared with the prior art, the beneficial effects of the utility model are:

[0033] 1. The wet material is sent into the third screen cylinder through the inner roller, and the inner roller, the first screen cylinder, the second screen cylinder and the third screen cylinder are staggered and reversely rotated by one unit under the transmission of the gear box, so that the raw material is sieved for multiple times, and the raw material is gradually sieved and refined, the quality of the finished product is improved, the feeding interface is externally connected with the feeding pipeline, the raw material enters the feeding channel, is thrown out from the discharge ports under the centrifugal force generated by the rotation of the roller body, enters the third screen cylinder, and is turned and pressed by the secondary scraper, so that the raw material is sieved, the raw material lumps are crushed, the sieving is continued, the waste rate is reduced, and the finished product is discharged from the discharge port.

[0034] 2. The heating resistance is powered to generate heat, a hot environment is created inside the equipment shell, and radiation is performed towards the center of the equipment shell, the temperature of each interval space of the equipment shell, the first screen cylinder, the second screen cylinder and the third screen cylinder gradually decreases from outside to inside, so that the drying degree gradually increases when the wet material is sieved from inside to outside, and the drying is also gradually improved, so that the wet material gradually approaches the finished product during the sieving process, the raw material is prevented from being sieved and dried too fast, the processing of the raw material is further improved, and the quality of the finished product is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0036] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0037] Figure 3 It is a schematic diagram of the equipment main body of the utility model;

[0038] Figure 4 It is a schematic diagram of the gear box of the utility model;

[0039] Figure 5 It is a schematic diagram of the equipment main body of the utility model;

[0040] Figure 6 It is a schematic diagram of the inner roller of the utility model.

[0041] In the figure: 1, the device body; 101, the device shell; 102, the discharge port; 103, the heating resistance; 104, the first screen cylinder; 105, the second screen cylinder; 106, the third screen cylinder; 107, the first scraper; 108, the support leg column; 2, the inner roller; 201, the roller body; 202, the material conveying channel; 203, the discharge port; 204, the second scraper; 205, the first gear ring; 206, the feeding interface; 3, the gear box; 301, the cover; 302, the drive motor; 303, the drive gear; 304, the first planetary gear; 305, the second planetary gear; 306, the second gear ring; 307, the third gear ring; 308, the fourth gear ring. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0043] Please refer to Figures 1-6 In the embodiments of the present application, a resistant dextrin drying and screening device includes a device body 1, an inner roller 2 and a gear box 3. The device body 1 includes a device shell 101. A first screen cylinder 104 is rotatably connected inside the device shell 101 through a bearing. A second screen cylinder 105 is rotatably connected inside the first screen cylinder 104 through a bearing. A third screen cylinder 106 is rotatably connected inside the second screen cylinder 105 through a bearing. A plurality of groups of first scrapers 107 are annularly and equiangularly fixed and installed on the outer surfaces of the first screen cylinder 104, the second screen cylinder 105 and the third screen cylinder 106. The inner roller 2 is rotatably installed inside the third screen cylinder 106. The first screen cylinder 104, the second screen cylinder 105, the third screen cylinder 106 and the inner roller 2 are interconnected through the gear box 3.

[0044] Specifically, the wet material is sent into the third screen cylinder 106 through the inner roller 2. Under the transmission of the gear box 3, the inner roller 2, the first screen cylinder 104, the second screen cylinder 105 and the third screen cylinder 106 are reversely rotated at intervals of one unit. The material is screened and refined step by step through multiple screening. The quality of the finished product is gradually improved.

[0045] Embodiment one

[0046] As Figures 2-6As shown, in the embodiment, the inner roller 2 comprises a roller body 201, a feeding channel 202, discharge ports 203, secondary scrapers 204, a first tooth ring 205 and a feeding interface 206. The roller body 201 is rotatably installed at both ends inside the equipment shell 101 and penetrates through the tertiary screen cylinder 106. The feeding channel 202 is arranged inside the roller body 201. A plurality of groups of discharge ports 203 are arranged in the side surface of the roller body 201 in a ring shape at equal angles and are arranged in the feeding channel 202. A plurality of groups of secondary scrapers 204 are fixedly installed on the side surface of the roller body 201 in a ring shape at equal angles. The first tooth ring 205 is fixedly sleeved with the first tooth ring 205 at one end of the side surface. The feeding interface 206 is in communication with the opening of the feeding channel 202 through a sealing bearing.

[0047] In the embodiment, the feeding pipe is connected to the feeding interface 206. The raw materials enter the feeding channel 202. Under the action of the centrifugal force generated by the rotation of the roller body 201, the raw materials are thrown out of the discharge ports 203, enter the tertiary screen cylinder 106, are turned and pressed by the secondary scrapers 204, and are accelerated to pass through the screen. When passing through the secondary screen cylinder 105 and the primary screen cylinder 104, the raw materials are turned and pressed by the primary scraper 107, are crushed, continue to pass through the screen, the waste rate is reduced, and finally the finished products are discharged from the discharge port 102.

[0048] As shown, Figures 1-5 In the embodiment, the gear box 3 comprises a cover 301, a driving motor 302, a driving gear 303, a primary planetary gear 304, a secondary planetary gear 305, a second tooth ring 306, a third tooth ring 307 and a fourth tooth ring 308. The cover 301 is fixedly installed at the opening of one side of the equipment shell 101. The driving motor 302 is fixedly installed on the outer side surface of the cover 301. The driving gear 303 is fixedly connected with the output end of the driving motor 302 penetrating into the cover 301. The driving gear 303 is in mesh with the first tooth ring 205 at one side. The second tooth ring 306 is fixedly installed at the opening of one side of the tertiary screen cylinder 106. The inner side surface of the second tooth ring 306 is in mesh with the driving gear 303. A plurality of primary planetary gears 304 are rotatably installed on the inner side surface of the cover 301 in a ring shape at equal angles. The primary planetary gears 304 are in mesh with the outer side surface of the second tooth ring 306. The third tooth ring 307 is fixedly installed at the opening of one side of the secondary screen cylinder 105. The inner side of the third tooth ring 307 is in mesh with the primary planetary gear 304. A plurality of secondary planetary gears 305 are rotatably installed on the inner side surface of the cover 301 in a ring shape at equal angles. The secondary planetary gears 305 are in mesh with the outer side surface of the third tooth ring 307. The fourth tooth ring 308 is fixedly installed at the opening of one side of the primary screen cylinder 104. The inner side surface of the fourth tooth ring 308 is in mesh with the secondary planetary gear 305.

[0049] In the embodiment, the driving motor 302 drives the driving gear 303, and the first tooth ring 205 and the second tooth ring 306 are twisted to rotate reversely, so that the roller body 201 rotates reversely with the third screen cylinder 106, the third tooth ring 307 is driven by the first planetary gear 304 to rotate reversely, so that the second screen cylinder 105 rotates reversely with the third screen cylinder 106, the fourth tooth ring 308 is driven by the second planetary gear 305 to rotate reversely, so that the first screen cylinder 104 rotates reversely with the second screen cylinder 105, and the multi-stage synchronous staggered reverse rotation is realized, and the turning and extruding effect of the second scraper 204 and the first scraper 107 is improved.

[0050] Embodiment two

[0051] On the basis of the embodiment one, the specific way of drying the wet material in the interior of the equipment shell 101 which is not mentioned in the embodiment one is supplemented.

[0052] As shown in Figure 2 , 5 In the embodiment, the equipment main body 1 further comprises a discharge port 102, a heating resistor 103 and a support leg column 108, the discharge port 102 is arranged on the lower edge of the side surface of the equipment shell 101, the heating resistor 103 is embedded in the interior of the equipment shell 101, and the support leg column 108 is fixedly installed on the bottom side of the two ends of the outer side surface of the equipment shell 101.

[0053] In the embodiment, the heating resistor 103 is powered to generate heat, a hot environment is created in the interior of the equipment shell 101, and the heat is radiated to the center of the equipment shell 101, the temperature of each interval space of the equipment shell 101, the first screen cylinder 104, the second screen cylinder 105 and the third screen cylinder 106 gradually decreases from outside to inside, and the drying degree gradually increases when the wet material is screened from inside to outside, and the drying is also circularly progressive, so that the wet material gradually approaches the final product in the screening process, the raw material is prevented from being screened and dried too fast, the processing of part of the raw material is prevented from being not thorough, and the quality of the finished product is further improved.

[0054] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be regarded as limiting the claims to which they relate.

[0055] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. A resistant dextrin drying screening device, characterized by, Include: The device body (1) includes a device shell (101), which is connected with a primary screen cylinder (104) inside through a bearing rotation, the primary screen cylinder (104) is connected with a secondary screen cylinder (105) inside through a bearing rotation, the secondary screen cylinder (105) is connected with a tertiary screen cylinder (106) inside through a bearing rotation, the outer surface of the primary screen cylinder (104), the secondary screen cylinder (105) and the tertiary screen cylinder (106) is fixedly installed with a plurality of groups of primary scraper (107) which are staggered and arranged at equal angles; The inner roller (2) is rotatably installed in the tertiary screen cylinder (106); The gear box (3) is connected with the primary screen cylinder (104), the secondary screen cylinder (105), the tertiary screen cylinder (106) and the inner roller (2) through the gear box (3).

2. The resistant dextrin drying screening device according to claim 1, characterized in that, The device body (1) further comprises: a discharge port (102) formed in the lower edge of the side surface of the device shell (101); The heating resistance (103) is embedded in the device shell (101); The support leg column (108) is fixedly installed on the outer side surface of the device shell (101).

3. The resistant dextrin drying screening device according to claim 2, characterized in that, The inner roller (2) comprises: a roller body (201) rotatably installed at both ends of the device shell (101) through a bearing, and penetrating through the tertiary screen cylinder (106); The material conveying channel (202) is formed in the roller body (201); The discharge port (203) is arranged on the side surface of the roller body (201) at equal angles and is in communication with the material conveying channel (202).

4. The resistant dextrin drying screening device according to claim 3, characterized in that, The inner roller (2) further comprises: a secondary scraper (204) fixedly installed on the side surface of the roller body (201) at equal angles; a first tooth ring (205) fixedly sleeved with a first tooth ring (205) on one end of the side surface; The feeding interface (206) is in communication with the one end opening of the material conveying channel (202) through a sealing bearing.

5. The resistant dextrin drying screening device according to claim 4, characterized by, The gear box (3) comprises: a cover (301) fixedly installed on one side of the device shell (101); The driving motor (302) is fixedly installed on the outer side surface of the cover (301); The driving gear (303) is fixedly connected with the output end of the driving motor (302) penetrating into the cover (301), and the driving gear (303) is in meshing engagement with the first tooth ring (205) on one side.

6. The resistant dextrin drying screening device according to claim 5, characterized by, The gear box (3) further comprises: a second tooth ring (306) fixedly installed on one side of the tertiary screen cylinder (106), and the inner side surface of the second tooth ring (306) is in meshing engagement with the driving gear (303); Primary planetary gear (304), the inside surface of the cover (301) is annular equiangular rotation installation with several primary planetary gear (304), the primary planetary gear (304) and the outside surface of the second tooth ring (306) are mutually engaged; The third tooth ring (307) is fixedly installed at the opening of the secondary screen cylinder (105) on one side, and the inside of the third tooth ring (307) is in mesh with the primary planetary gear (304); Secondary planetary gear (305), the inside surface of the cover (301) is annular equiangular rotation installation with several secondary planetary gear (305), the secondary planetary gear (305) and the outside surface of the third tooth ring (307) are mutually engaged; The fourth tooth ring (308) is fixedly installed at the opening of the primary screen cylinder (104) on one side, and the inside surface of the fourth tooth ring (308) is in mesh with the secondary planetary gear (305).

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