Tea leaf fixation and stir-frying equipment

Abstract

The utility model discloses tea leaf de-enzyming and stir-frying equipment which comprises a heating cylinder, a first roller and a second roller, the heating cylinder, the first roller and the second roller are sequentially and coaxially sleeved from outside to inside, the outer edge of the heating cylinder is rotationally connected with the first roller, and bearings are fixedly sleeved at the front end and the rear end of the second roller. A plurality of first supporting rods are arranged on the outer ring of the bearing, one ends of the first supporting rods are fixedly connected with the outer ring of the bearing, the other ends of the first supporting rods are fixedly connected with the inner surface of a first roller, and a first spiral conveying plate is spirally arranged on the inner surface of the first roller in the length direction of the first roller; a second spiral conveying plate is spirally arranged on the inner surface of the second roller in the length direction of the second roller, a driving mechanism is arranged outside the heating barrel, and the driving mechanism drives the heating barrel, the first roller and the second roller to rotate relatively. According to the utility model, not only is the heat recovery function of directly discharged hot air in the enzyme deactivating process realized, but also the preheating function of tea leaves is realized, and the processing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tea frying technical field, especially a kind of tea leaf fixation frying equipment. BACKGROUND

[0002] Fixation is a process in the preparation of tea, the main purpose is to destroy and passivate the oxidation enzyme activity in fresh leaves through high temperature, inhibit the enzymatic oxidation of tea polyphenols in fresh leaves, evaporate part of the water in fresh leaves, make tea soft, facilitate subsequent rolling and shaping, tea fixation control temperature is 250-300 ℃, the existing cylinder fixation machine hot gas is directly discharged, causing great waste of energy, need to recover heat.

[0003] Patent 201721342379.X discloses a kind of cylinder fixation machine, by installing gas circulation pipe between the air inlet end and air outlet end of fixation cylinder, make the hot gas emitted after condensation and dehumidification again into fixation cylinder for use, realize the recycling of heat, but the technical scheme is poor in condensation effect for hot air with low water content, the change of air water content before and after condensation is small, is not conducive to the rapid dehydration of tea in later period, affects tea processing efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the shortcomings of prior art, provide a kind of tea leaf fixation frying equipment, to solve the problem of low processing efficiency caused by secondary utilization of heat in fixation process.

[0005] The utility model discloses a kind of tea leaf fixation frying equipment, including heating cylinder, first cylinder, second cylinder, the heating cylinder, first cylinder, second cylinder are sequentially coaxially sleeved from outside to inside, the outer edge of the heating cylinder is respectively connected with the first cylinder rotation, the front and rear ends of the second cylinder are fixed with bearing, the outer ring of the bearing is provided with a plurality of first support rods, one end of the first support rod is fixedly connected with the outer ring of the bearing, the other end of the first support rod is fixedly connected with the inner surface of the first cylinder, the inner surface of the first cylinder is spirally provided with first spiral feed plate along its length direction, the inner surface of the second cylinder is spirally provided with second spiral feed plate along its length direction, the heating cylinder is provided with drive mechanism, the drive mechanism drives the relative rotation between the heating cylinder, first cylinder, second cylinder.

[0006] Further, the second cylinder passes through the first cylinder, and the two ends of the second cylinder are located outside the first cylinder respectively, the spiral direction of the first spiral feed plate and the second spiral feed plate is same.

[0007] Further, the second roller passes through the first roller, and one end of the second roller is located outside the first roller, and the other end of the second roller is located inside the first roller, and the spiral directions of the first spiral conveying plate and the second spiral conveying plate are opposite.

[0008] Further, a leakage cylinder is arranged on the second roller, the leakage cylinder comprises a cylinder ring and a plurality of second supporting rods, one end of the second supporting rod is fixedly connected to the cylinder ring, and the other end of the second supporting rod is fixedly connected to the end of the second roller located inside the first roller, and a plurality of second supporting rods are uniformly arranged along the circumferential direction of the end of the cylinder ring.

[0009] Further, a first outer gear ring and a second inner gear ring are arranged on the first roller, the first outer gear ring is sleeved and fixedly connected outside the first roller, the first inner gear ring is fixedly connected inside the first roller in a tangent mode, an outer second gear ring is arranged outside the second roller, the outer second gear ring is sleeved and fixed outside the second roller, and the driving mechanism comprises a gear box, a motor, a speed reducer, a first gear, a second gear and a third gear, the output end of the speed reducer is coaxially arranged with the first gear, the first gear is in meshing connection with the first outer gear ring, the second gear is coaxially fixedly connected with the third gear, the central shaft of the second gear is rotatably connected with the gear box, the second gear is in meshing connection with the outer second gear ring, and the third gear is in meshing connection with the inner gear ring.

[0010] Further, a hot fluid inlet and a hot fluid outlet are arranged on the heating cylinder, the hot fluid inlet is located below the heating cylinder, and the hot fluid outlet is located above the heating cylinder.

[0011] The heating cylinder, the first roller and the second roller are arranged in a nested mode and can rotate relative to each other, the heat of the heating cylinder is transmitted to the first roller to perform fixation treatment on tea leaves, the hot air with high water content further transmits heat to the second roller during the process of being discharged outward, the second roller realizes partial recovery of heat and preheating treatment on tea leaves, the cooperation of the first roller and the second roller avoids heat loss caused by direct discharge of hot air, and the preheating and fixation functions of tea leaves are realized, and the processing efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a schematic view of a three-dimensional structure of an embodiment of the utility model;

[0013] Figure 2 is Figure 1 a sectional structure schematic view in the.

[0014] In the figure, 1, heating cylinder; 2, first roller; 3, hot fluid inlet; 4, hot fluid outlet; 5, frame; 6, first outer gear ring; 7, motor; 8, speed reducer; 9, first gear; 10, second roller; 11, bearing; 12, first support rod; 13, first spiral conveying plate; 14, second spiral conveying plate; 15, cylinder ring; 16, second support rod; 17, second outer gear ring; 18, second gear; 19, third gear; 20, inner gear ring; 21, gear box. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with 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 of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0016] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present application.

[0017] In the description of the present application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "arrange", "mount", "connect", "connect" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0018] Example 1, as Figure 1As shown, a tea processing and stir-frying device includes a heating cylinder 1, a first drum 2, a second drum 10, and a drive mechanism. The heating cylinder 1, the first drum 2, and the second drum 10 are coaxially mounted from the outside to the inside. The outer edges of both ends of the heating cylinder 1 are rotatably connected to the first drum 2. The heating cylinder 1 and the first drum 2 can be sealed with packing. A hot fluid inlet 3 and a hot fluid outlet 4 are provided on the heating cylinder 1. The hot fluid inlet 3 is located below the heating cylinder 1, and the hot fluid outlet 4 is located above the heating cylinder 1. Superheated steam is introduced into the heating cylinder 1 for heat transfer. Bearings 11 are provided at the front and rear ends of the second drum 10, respectively. The bearings 11 are mounted and fixed at the ends of the second drum 10. Multiple first support rods 12 are provided on the outer ring of the bearings 11. The first support rods 12 are evenly spaced around the bearings 11. One end of the first support rod 12 is fixedly connected to the outer ring of the bearing 11, and the other end of the first support rod 12 is fixedly connected to the inner surface of the first drum 2.

[0019] like Figure 2 As shown, a first spiral conveyor plate 13 is spirally installed on the inner surface of the first roller 2 along its length, and a second spiral conveyor plate 14 is spirally installed on the inner surface of the second roller 10 along its length. The second roller 10 passes through the first roller 2, with one end of the second roller 10 located outside the first roller 2 and the other end located inside the first roller 2. The spiral directions of the first spiral conveyor plate 13 and the second spiral conveyor plate 14 are opposite. A material leakage cylinder is installed at the end of the second roller 10 located inside the first roller 2. The material leakage cylinder includes a cylindrical ring 15 and multiple second support rods 16. One end of the second support rod 16 is fixedly connected to the cylindrical ring 15, and the other end of the second support rod 16 is fixedly connected to the end of the second roller 10 located inside the first roller 2. The multiple second support rods 16 are evenly spaced circumferentially along the end of the cylindrical ring 15. At this time, one of the bearings 11 is fitted outside the cylindrical structure formed by the second support rods 16. The first roller 2 is equipped with... The device includes a first external gear ring 6 and a second internal gear ring 20. The first external gear ring 6 is fixedly connected to the outside of the first roller 2, and the first internal gear ring 20 is fixedly connected to the inside of the first roller 2. A second external gear ring 17 is provided outside the second support rod 16 and is fixedly connected to the outside of the second support rod 16. The drive mechanism includes a gearbox 21, a motor 7, a reducer 8, a first gear 9, a second gear 18, and a third gear 19. The output end of the motor 7 is fixedly connected to the input end of the reducer 8. The output end of the reducer 8 is coaxially arranged with the first gear 9. The first gear 9 meshes with the first external gear ring 6. The second gear 18 and the third gear 19 are coaxially and integrally connected. The central shaft of the second gear 18 passes through the gearbox 21 and is rotatably connected to the gearbox 21. The gearbox 21 is horizontally fixedly connected to the top of the heating cylinder 1 through a long plate structure. The second gear 18 meshes with the second external gear ring 17, and the third gear 19 meshes with the internal gear ring 20.

[0020] Embodiment 2, which is different from embodiment 1 in that the second roller 10 passes through the first roller 2, and the two ends of the second roller 10 are located outside the first roller 2 respectively, the spiral directions of the first spiral feed plate 13 and the second spiral feed plate 14 are same, the driving mechanism is two groups, the driving mechanism comprises a motor 7, a speed reducer 8, and a first gear 9, the first roller 2 and the second roller 10 are both sleeved with a first outer gear ring 6, the first outer gear ring 6 is engaged with the first gear 9, and each group of driving mechanism drives the first roller 2 and the second roller 10 to rotate respectively.

[0021] The utility model works: start motor 7, motor 7 drives first gear 9 to rotate through speed reducer 8, first gear 9 drives first roller 2 to rotate through first outer gear ring 6, first roller 2 rotates and drives third gear 19 to rotate through inner gear ring 20, third gear 19 drives second gear 18 to rotate synchronously, second gear 18 drives second roller 10 to rotate through second outer gear ring 17, personnel pour tea into second roller 10, tea moves to left under the action of second spiral feed plate 14, and falls into first roller 2 from the clearance of leakage cylinder, tea moves to right and discharges under the action of oppositely arranged first feed plate, realize tea fixation function, the heat generated in first roller 2 can preheat the tea in second roller 10, not only realize the effective utilization of heat, but also improve drying efficiency, realize the continuous fixation processing of tea.

[0022] Although the utility model has been explained in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing embodiments can be modified, or part of the technical features can be replaced equivalently, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A tea leaf fixation tumbling apparatus, characterized by: The application relates to a heating cylinder (1), a first roller (2) and a second roller (10), which are coaxially arranged from outside to inside, the outer edge of the heating cylinder (1) is rotationally connected with the first roller (2), bearings (11) are fixedly arranged on the front and back ends of the second roller (10), a plurality of first supporting rods (12) are arranged on the outer ring of the bearings (11), one end of the first supporting rods (12) is fixedly connected with the outer ring of the bearings (11), the other end of the first supporting rods (12) is fixedly connected with the inner surface of the first roller (2), a first spiral feeding plate (13) is spirally arranged on the inner surface of the first roller (2) along the length direction, a second spiral feeding plate (14) is spirally arranged on the inner surface of the second roller (10) along the length direction, a driving mechanism is arranged outside the heating cylinder (1), and the driving mechanism drives the relative rotation between the heating cylinder (1), the first roller (2) and the second roller (10).

2. The tea leaf fixation tumbling apparatus according to claim 1, characterized in that: The second roller (10) penetrates through the first roller (2), and the two ends of the second roller (10) are located outside the first roller (2), and the spiral directions of the first spiral feeding plate (13) and the second spiral feeding plate (14) are the same.

3. The tea leaf fixation tumbling apparatus according to claim 1, wherein: The second roller (10) penetrates through the first roller (2), one end of the second roller (10) is located outside the first roller (2), and the other end of the second roller (10) is located inside the first roller (2), and the spiral directions of the first spiral feeding plate (13) and the second spiral feeding plate (14) are opposite.

4. The tea leaf fixation tumbling apparatus according to claim 3, characterized in that: A material leaking cylinder is arranged on the second roller (10), the material leaking cylinder comprises a cylinder ring (15) and a plurality of second supporting rods (16), one end of the second supporting rods (16) is fixedly connected with the cylinder ring (15), the other end of the second supporting rods (16) is fixedly connected with one end of the second roller (10) located inside the first roller (2), and a plurality of the second supporting rods (16) are uniformly arranged along the circumferential direction of the end of the cylinder ring (15).

5. The tea leaf fixation tumbling apparatus according to claim 1, wherein: The first roller (2) is provided with a first outer gear ring (6) and an inner gear ring (20), the first outer gear ring (6) is fixedly connected outside the first roller (2), the inner gear ring (20) is fixedly connected inside the first roller (2), the second roller (10) is provided with a second outer gear ring (17), the second outer gear ring (17) is fixed outside the second roller (10), the driving mechanism comprises a gear box (21), a motor (7), a speed reducer (8), a first gear (9), a second gear (18) and a third gear (19), the output end of the speed reducer (8) is coaxially arranged with the first gear (9), the first gear (9) is meshedly connected with the first outer gear ring (6), the second gear (18) is coaxially fixedly connected with the third gear (19), the central shaft of the second gear (18) is rotatably connected with the gear box (21), the second gear (18) is meshedly connected with the second outer gear ring (17), and the third gear (19) is meshedly connected with the inner gear ring (20).

6. The tea leaf fixation tumbling apparatus according to claim 1, wherein: The heating cylinder (1) is provided with a hot fluid inlet (3) and a hot fluid outlet (4), the hot fluid inlet (3) is located below the heating cylinder (1), and the hot fluid outlet (4) is located above the heating cylinder (1).

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