CN115530263A - Preparation process of Minyue congou tea - Google Patents
Preparation process of Minyue congou tea Download PDFInfo
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- CN115530263A CN115530263A CN202211256608.1A CN202211256608A CN115530263A CN 115530263 A CN115530263 A CN 115530263A CN 202211256608 A CN202211256608 A CN 202211256608A CN 115530263 A CN115530263 A CN 115530263A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
- A23F3/08—Oxidation; Fermentation
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
Abstract
The invention discloses a processing technology of Fujian Yue Kung fu tea, which relates to the technical field of tea processing and specifically comprises the following steps: respectively performing dry fermentation, primary wet fermentation and primary drying on the primarily processed Minbei narcissus and Fenghuandan; the production process comprises the steps of mixing the narcissus minbeiensis and the phoenix caseosa, and then carrying out secondary wet fermentation and secondary drying, wherein the ratio of the narcissus minbeiensis to the phoenix caseosa is 40-60% and 40-60% respectively, the process comprises the steps of respectively carrying out dry fermentation, primary wet fermentation and primary drying on the primarily processed narcissus minbeiensis and the phoenix caseosa, so that the water content of the narcissus minbeiensis and the phoenix caseosa is reduced, the fermentation degree can reach 30%, the two kinds of tea leaves are mixed and then subjected to secondary wet fermentation, the characteristics of the two kinds of tea leaves are combined, other flavors can be generated, the produced tea leaf fragrance is the flower fragrance with light and sweet fragrance, and the fermentation degree can reach 50% through the two times of fermentation, the taste is mellow, the taste is fresh and cool, the taste is sweet, and the tea leaves are more resistant to soaking.
Description
Technical Field
The invention relates to the technical field of tea processing, in particular to a preparation process of Minyue Kongfu tea.
Background
The Fuyue Kongfu tea mainly comprises two types of Fujian Bei oolong and Guangdong oolong, wherein Fujian Bei narcissus in the Fujian Bei oolong is one of common varieties and has the characteristics of fresh and quiet and long aroma, orchid aroma, clear and orange soup color, sweet and fresh taste and the like, and Fenghuang Dan is one of common varieties in the Guangdong oolong, and has natural flower honey aroma in the aroma and lasting aroma, and the Fujian Kongfu tea also has the characteristics of fresh and sweet taste, honey appearance, soaking resistance and the like. In the two tea leaves, the Minbei narcissus has orchid fragrance, but the Minbei narcissus is not resistant to soaking and tastes not as good as the Fenghuang Dang, while the Fenghuang Dang is resistant to soaking, but the Fenghuang Dang is too strong in honey taste and not sweet after taste.
Disclosure of Invention
The invention provides a preparation process of Minyue Kongfu tea, which enables the Minyue Kongfu tea to have good fragrance, taste and mouthfeel.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a processing technology of Fuyue Kung Kongfu tea comprises the following steps:
respectively performing dry fermentation, primary wet fermentation and primary drying on the primarily processed Minbei narcissus and the Fenghuangdong;
mixing the narcissus minbeiensis and the phoenix single longitudinal yarn, and performing secondary wet fermentation and secondary drying, wherein the ratio of the narcissus minbeiensis to the phoenix single longitudinal yarn is 40-60% and 40-60% respectively.
Wherein the dry fermentation time is 5h to 7h.
Wherein, the conditions of one-time wet fermentation of the Minbeinarcissus are as follows: the humidity is 40-45%, the fermentation time is 28h to 30h, and the fermentation temperature is 30-35 ℃;
the conditions of primary wet fermentation of the Fenghuangdong sheet are as follows: the humidity is 30-40%, the fermentation time is 26h-28h, and the fermentation temperature is 30-35 ℃; the primary drying comprises cold air drying and hot air drying, and specifically comprises the steps of drying the Minbeinarcissus and the Phoenix monarch subjected to primary wet fermentation longitudinally at 25-30 ℃, drying the Minbeinarcissus and the Phoenix monarch for 15min-20 min, and then drying the Minbeinarcissus and the Phoenix monarch by hot air at 80-90 ℃, wherein the drying time is 10min-20 min, and the humidity of tea leaves reaches 25%.
Wherein the conditions of the secondary wet fermentation are as follows: the humidity is 60-70%, the fermentation time is 45h to 50h, and the fermentation temperature is 30-35 ℃; the secondary drying condition is as follows: the drying time is 20min to 30min, the temperature is 120 ℃ to 130 ℃, and the humidity of the dried tea is more than or equal to 5%.
The initial preparation method of the Minbeinarcissus comprises the steps of sunning, airing, shaking, deactivating enzymes and rolling.
The tea leaf enzyme deactivating machine comprises a plurality of arc-shaped support bodies, a hollow spherical enzyme deactivating ball and a lifting claw-shaped driving body, wherein the arc-shaped support bodies are distributed in a central symmetrical divergent manner; the arc-shaped support bodies are unfolded obliquely upwards in a petal shape to form a holding shape; the fixation ball is suspended in the middle of a holding structure formed by the arc-shaped support bodies; enclosing hollow parts are arranged at intervals between the lower parts of the arc-shaped support bodies; a tea receiving hopper is arranged below the hollowed-out part; one surface of the arc-shaped support body facing the green removing ball is fixedly provided with a first Halbach magnet array; a second Halbach magnet array is fixedly arranged on the outer spherical surface of the green removing ball; the opposite faces of the first Halbach magnet array and the second Halbach magnet array repel each other to suspend the fixation ball; the claw-shaped driving body comprises a plurality of arc claw arms which are divergently arranged outwards; a plurality of first electromagnet blocks are embedded in the inner end face of the arc-shaped claw arm at intervals; the de-enzyming ball is also sequentially provided with a heat insulation layer, a heating layer and a heat radiation layer from outside to inside; the green removing ball is also provided with an openable discharge port and a plurality of openable steam exhaust holes, and the discharge port is detachably sealed by an arc surface sealing plate;
the diameter of each arc claw arm is slightly larger than that of the fixation ball, and the arc center of each arc claw arm and the circle center of the fixation ball are located on the same vertical line.
Wherein, a plurality of concave or convex sliding tracks are arranged in the heat radiation layer; a gravity sliding block is sleeved on the sliding rail in a sliding manner; tea sweeping grids are fixedly arranged on the gravity sliding block.
Wherein, the steam exhaust hole is provided with a magnetic exhaust valve; the magnetic exhaust valve comprises a guide rod which is fixed in the steam exhaust hole through a fixing column and is parallel to the direction of the steam exhaust hole; a sleeve is sleeved outside the guide rod in a sliding manner; a boss is arranged on one side of the guide rod close to the center of the fixation ball, and a permanent magnet block is arranged at one end of the sleeve close to the outside of the fixation ball; a return spring is arranged between the sleeve and the boss; the inner end of the steam exhaust hole is covered with a mesh enclosure; under a static state, the permanent magnet blocks are pre-tightened to seal the steam exhaust holes under the tension of the return springs, the permanent magnet blocks are outwards sucked out when approaching the electromagnet blocks to enable the steam exhaust holes to be communicated with the inside and the outside, and the electromagnet blocks can also be directly outwards ejected to exhaust steam when the steam pressure in the fixation ball exceeds a threshold value.
The cambered surface sealing plate is in threaded connection with the discharge hole; a counter bore is formed in the outer end face of the cambered surface sealing plate; a first spline strip is arranged on the inner wall of the counter bore along the length direction of the counter bore; a first electromagnet ring is fixedly arranged outside the counter bore; the tea receiving hopper is integrally annular, and the center of the tea receiving hopper is provided with a rotary lifting rod; the rotary lifting rod comprises a hydraulic rod capable of vertically stretching and retracting and a servo motor capable of driving the hydraulic rod to rotate; the upper end of the rotary lifting rod is provided with a joint part which can be butted with the counter bore; a second spline strip which can be in interference fit with the first spline strip is arranged on the joint part; a second electromagnet ring is sleeved on the rotary lifting rod below the joint part; the first electromagnet ring and the second electromagnet ring are opposite to each other and attracted after being electrified; a cone is arranged on the inner end face of the arc surface sealing plate; the fan surface of the cone is hinged with a connecting rod through a torsional spring; the other end of the connecting rod is hinged with a sweeping head through a torsional spring; the connecting rod is formed by hinging at least two single rods, a torsional spring is arranged at the hinging position, and the sweeping head is attached to the inner wall of the fixation ball through each torsional spring.
Wherein, an inner ball body is fixed at the inner center of the green removing ball through a connecting rod; a rechargeable storage battery is arranged in the inner ball body; the storage battery supplies power to the heating layer and the first electromagnet ring.
Wherein, an arc lower driving body is respectively arranged between two adjacent arc supporting bodies; and a plurality of second electromagnet blocks are arranged on one surface of the arc-shaped lower driving body facing the fixation ball.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. according to the invention, firstly, dry fermentation, primary wet fermentation and primary drying are respectively carried out on the primarily processed Minbei narcissus and Fenghuangdong, so that the water content of the Minbei narcissus and the Fenghuangdong is reduced, the fermentation degree can reach 30%, the two kinds of tea leaves are mixed and then subjected to secondary wet fermentation, the characteristics of the two kinds of tea leaves are combined, other flavors can be generated, the fragrance of the produced tea leaves is the flower fragrance with light flower honey fragrance, and the fermentation degree can reach 50% through the two times of fermentation, the taste is mellow, the taste is refreshing and sweet, and the tea is more resistant to soaking.
2. The tea leaf de-enzyming machine utilizes the high-efficiency concentrated magnetic field formed by the Halbach magnet array to efficiently and stably enable the de-enzyming balls to keep a suspended state in a static state, then drives the de-enzyming balls to rotate, roll, swing and the like through the simple controllable electromagnet, and meanwhile, the storage battery in the inner ball body supplies power to the heating layer to heat, so that the de-enzyming process of tea leaves is simulated; in the process of the rotary rolling of the fixation ball, the gravity slide block and the tea sweeping grids thereon move to sweep tea under the action of gravity along with the rotary rolling process of the fixation ball, so that the stir-frying action of the tea is further increased, the manual tea frying process is further simulated, and the uniformity and the efficiency of the fixation of the tea are further improved; simultaneously, the claw-shaped driving body can be lifted, so that the fixation balls can be conveniently maintained, cleaned and other manual operations.
3. The magnetic exhaust valve of the tea enzyme deactivating machine can realize synchronous steam exhaust and pressure relief in the process of rotating and rolling the enzyme deactivating balls by utilizing the electromagnet, so that the process is linked with the action of the tea enzyme deactivating process, when the enzyme deactivating balls rotate and roll more frequently and the speed is higher, the more generated water vapor is, the higher the probability that the permanent magnet blocks are opposite to the electromagnet is, the more frequent the steam exhaust is, so that the intelligent and automatic steam exhaust according to the enzyme deactivating speed can be realized by a simple structure, a complex valve body can be avoided, active steam exhaust and bottom steam exhaust under a threshold value can be realized simultaneously, the cost is effectively reduced, and the internal steam pressure and the humidity in the enzyme deactivating process are ensured.
4. The cambered surface sealing plate and the rotary lifting rod are skillfully and closely matched, the rotary lifting rod is utilized to realize accurate butt joint of the counter bore and the joint part, the opening and closing of the cambered surface sealing plate and the sweeping action of tea which is easy to loose and accumulate when the discharge hole discharges materials, so that the green removing ball can be accurately and thoroughly automatically discharged after integrally rotating, rolling and swinging, and the structural characteristics, automation and intellectualization of the green removing ball are perfectly matched.
Drawings
FIG. 1 is a schematic structural view of a tea leaf fixation machine of the present invention under a stirring fixation state;
FIG. 2 is an enlarged view taken at circle A in FIG. 1;
FIG. 3 is an enlarged view taken at circle B in FIG. 1;
FIG. 4 is a schematic top view of an arc-shaped support and an arc-shaped lower driving body according to the present invention;
fig. 5 is a bottom view of the claw drive body of the present invention;
FIG. 6 is a schematic view of the tea water removing machine of the present invention when the rotary lifting rod is lifted and butted with the arc sealing plate;
FIG. 7 is a schematic view of the present invention after completing the de-enzyming process, rotating the lifting rod to lower the arc sealing plate and opening the tea leaves;
fig. 8 is an enlarged view of fig. 7 at circle C.
In the figure: 1. an arc-shaped support body; 11. a first Halbach magnet array; 2. de-enzyming the balls; 21. a second Halbach magnet array; 22. a thermal insulation layer; 23. a heat generating layer; 24. a heat radiation layer; 241. a sliding track; 242. a gravity slider; 243. sweeping the tea grid; 25. a discharge port; 26. a steam exhaust hole; 27. an arc surface sealing plate; 271. a counter bore; 272. a first electromagnet ring; 273. a cone; 274. a connecting rod; 275. sweeping the head; 28. an inner sphere; 3. a claw-shaped driving body; 31. an arc-shaped claw arm; 32. a first electromagnet block; 4. a hollowed-out portion; 5. a tea receiving bucket is connected; 6. a magnetic exhaust valve; 61. fixing the column; 62. a guide rod; 63. a sleeve; 64. a boss; 65. a permanent magnet block; 66. a return spring; 67. a net cover; 7. rotating the lifting rod; 71. a joint portion; 72. a second electromagnet ring; 73. a hydraulic rod; 74. a servo motor; 8. an arc-shaped lower driving body; 81. and a second electromagnet block.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
the embodiment provides a processing technology of Fuminyue kungfu tea, which comprises the following steps:
respectively performing dry fermentation, primary wet fermentation and primary drying on the Minbei narcissus and the Fenghuangdong subjected to sunning, rocking, fixation and rolling; mixing the above Narcissus Fujianensis and Phoenix Temminck-Hei, and performing secondary wet fermentation and secondary drying, wherein the ratio of Narcissus Fujianensis and Phoenix Temminck-Hei is 60% and 40% or 55% and 45% respectively. The two kinds of oolong tea after primary fermentation are mixed and fermented in a blending mode, the characteristics of the two kinds of oolong tea are utilized, the characteristics of the two kinds of oolong tea are combined, and in the fermentation process, due to the exchange of free radicals, unique flavor is generated.
Further, the dry fermentation time is 5h to 7h;
the conditions of one-time wet fermentation of Minbei narcissus: the humidity is 40-45%, the fermentation time is 28h to 30h, and the fermentation temperature is 30-35 ℃; conditions of primary longitudinal wet fermentation of the phoenix list: the humidity is 30-40%, the fermentation time is 26h-28h, and the fermentation temperature is 30-35 ℃. According to the respective characteristics of the Minbei narcissus and the Fenghuang Dan, different one-time fermentation conditions are selected, wherein the fermentation degree of the Minbei narcissus is superior to that of the Fenghuang Dan.
The primary drying comprises cold air drying and hot air drying, specifically, the Minbei narcissus and the Fenghuandan after primary wet fermentation are dried for 17min at 27 ℃, and then are dried for 16min at 85 ℃ by hot air, and the humidity of the tea leaves reaches 25%.
Conditions of secondary wet fermentation: the humidity is 70%, the fermentation time is 45h, and the fermentation temperature is 33 ℃. After the mixed tea leaves are subjected to secondary fermentation, the taste and flavor of the brewed tea soup are changed, and the mixed tea leaves are mellow in taste and high in aftertaste.
And (3) secondary drying conditions: the drying time is 24min, the temperature is 126 ℃, and the humidity of the dried tea is more than or equal to 5%. After the secondary drying, the fragrance of the tea leaves changes, and a light nectar scent is mixed on the basis of the fragrance of the orchid.
The process is characterized by three steps, namely're-fermentation, re-baking and re-taste', and fully embodies the taste characteristics of the Fujian Yue Kung fu tea.
Further, referring to fig. 1 to 8, the tea fixation is performed by using a specially designed tea fixation machine, which comprises a plurality of arc-shaped support bodies 1 distributed in a central symmetry divergent manner, a hollow spherical fixation ball 2 and a claw-shaped driving body 3 arranged above the fixation ball 2 and capable of lifting; the arc-shaped support bodies 1 are unfolded obliquely upwards in a petal shape to form a holding shape; the fixation ball 2 is suspended in the middle of a holding structure formed by the arc-shaped support bodies 1; enclosing hollow parts 4 are arranged at intervals between the lower parts of the arc-shaped support bodies 1; a tea receiving hopper 5 is arranged below the hollow part 4; a first Halbach magnet array 11 is fixedly arranged on one surface of the arc-shaped support body 1 facing the fixation ball 2; a second Halbach magnet array 21 is fixedly arranged on the outer spherical surface of the green removing ball 2; the first Halbach magnet array 11 and the second Halbach magnet array 21 repel each other in opposite faces to suspend the fixation ball 2; the claw-shaped driving body 3 comprises a plurality of arc claw arms 31 which are divergently arranged outwards; a plurality of first electromagnet blocks 32 are embedded in the inner end face of the arc-shaped claw arm 31 at intervals; the green removing ball 2 is also sequentially provided with a heat insulation layer 22, a heating layer 23 and a heat radiation layer 24 from outside to inside; the green removing ball 2 is also provided with an openable discharge port 25 and a plurality of openable steam exhaust holes 26, and the discharge port 25 is detachably sealed by an arc sealing plate 27;
further, the diameter of the arc-shaped claw arms 31 is slightly larger than that of the fixation ball 2, and the arc centers of the arc-shaped claw arms 31 and the circle center of the fixation ball 2 are located on the same vertical line.
Further, a plurality of concave or convex sliding rails 241 are arranged in the heat radiation layer 24; a gravity slider 242 is slidably sleeved on the sliding rail 241; a tea-sweeping grid 243 is fixedly arranged on the gravity slide block 242.
Further, the steam exhaust hole 26 is provided with a magnetic exhaust valve 6; the magnetic exhaust valve 6 comprises a guide rod 62 which is fixed in the steam exhaust hole 26 through a fixing column 61 and is parallel to the direction of the steam exhaust hole 26; a sleeve 63 is sleeved outside the guide rod 62 in a sliding manner; a boss 64 is arranged on one side of the guide rod 62 close to the center of the fixation ball 2, and a permanent magnet 65 is arranged at one end of the sleeve 63 close to the outside of the fixation ball 2; a return spring 66 is arranged between the sleeve 63 and the boss 64; the inner end of the steam exhaust hole 26 is covered with a mesh cover 67; under the static state, the permanent magnet 65 pre-presses and seals the steam exhaust hole 26 under the tension of the return spring 66, the permanent magnet is outwards sucked out when approaching the electromagnet block 32 to enable the steam exhaust hole 26 to be communicated with the inside and the outside, and the electromagnet block 32 can also be directly outwards pushed out to exhaust steam when the steam pressure in the fixation ball 2 exceeds a threshold value.
Further, the arc surface sealing plate 27 is in threaded connection with the discharge hole 25; a counter bore 271 is arranged on the outer end face of the arc sealing plate 27; a first spline strip is arranged on the inner wall of the counter bore 271 along the length direction; a first electromagnet ring 272 is fixedly arranged outside the counter bore 271; the tea receiving bucket 5 is annular as a whole, and a rotary lifting rod 7 is further arranged in the center; the rotary lifting rod 7 comprises a hydraulic rod 73 capable of vertically extending and retracting and a servo motor 74 capable of driving the hydraulic rod 73 to rotate; the upper end of the rotary lifting rod 7 is provided with a joint part 71 which can be butted with the counter bore 271; the joint part 71 is provided with a second spline which can be in interference fit with the first spline; a second electromagnet ring 72 is sleeved on the rotary lifting rod 7 below the joint part 71; the first electromagnet ring 272 and the second electromagnet ring 72 are attracted to each other by their opposing surfaces after being energized; a cone 273 is arranged on the inner end face of the arc surface sealing plate 27; the sector of the cone 273 is hinged with a connecting rod 274 through a torsion spring; the other end of the connecting rod 274 is hinged with a sweeping head 275 through a torsional spring; the connecting rod 274 is formed by at least two single rods which are hinged, torsional springs are arranged at the hinged positions, and the sweeping heads 275 are attached to the inner wall of the green removing ball 2 through the torsional springs.
Further, an inner ball body 28 is fixed at the inner center of the green removing ball 2 through a connecting rod; a rechargeable battery is arranged in the inner ball body 28; the storage battery supplies power to the heat generating layer 23 and the first electromagnet ring 272.
Further, an arc-shaped lower driving body 8 is respectively arranged between two adjacent arc-shaped supporting bodies 1; a plurality of second electromagnet blocks 81 are arranged on one surface of the arc-shaped lower driving body 8 facing the fixation ball 2.
The working process of the tea leaf fixation machine is as follows:
(1) referring to fig. 1 to 5, tea leaves to be enzyme-deactivated are put into the enzyme-deactivating ball 2 through a discharge hole 25, an arc surface sealing plate 27 is screwed with the discharge hole 25, and the discharge hole 25 is sealed; the claw-shaped driving body 3 is driven to descend, the power on/off and the magnetic pole direction of each first electromagnet block 32 on the arc-shaped claw arm 31 and each second electromagnet block 81 on the arc-shaped lower driving body 8 are respectively controlled through a set program, so that the fixation ball 2 is driven to rotate, roll, swing and the like, tea leaves in the tea leaves are rolled, meanwhile, the storage battery in the inner ball body 28 supplies power to the heating layer 23 for heating, and the fixation process of the tea leaves is simulated; in the process that the green removing ball 2 rotates and rolls, the gravity slider 242 slides along the sliding rail 241 under the action of gravity, so that the tea sweeping grid 243 on the gravity slider is driven to move to sweep tea, the tea frying action is further increased, the manual tea frying process is further simulated, and the uniformity and the efficiency of tea green removing are further improved; meanwhile, water vapor is generated in the tea leaf de-enzyming and stir-frying process, when the de-enzyming ball 2 rotates and rolls, when the permanent magnet block 65 of the magnetic exhaust valve 6 is opposite to the first electromagnet block 32 or the second electromagnet block 81, the generated magnetic attraction force enables the permanent magnet block 65 to overcome the elastic force of the return spring 66 to move outwards, the steam exhaust hole 26 is leaked, evaporated water vapor is exhausted, after the permanent magnet block 65 is staggered, the received magnetic attraction force is insufficient or disappears, and under the action of the return elastic force of the return spring 66, the permanent magnet block 65 pre-presses and seals the steam exhaust hole 26 again; therefore, the steam pressure in the green removing ball 2 is kept, and if the steam pressure in the green removing ball 2 exceeds a threshold value, the permanent magnet blocks 65 can be automatically pushed outwards to discharge steam and release pressure.
(2) Referring to fig. 6 to 8, after the tea leaves are completely de-enzymed, because the arc surface sealing plate 27 and the cone 273 thereon are present, the part is heavy, and after the action of the first electromagnet block 32 and the second electromagnet block 81 is lost, the de-enzyming ball 2 automatically adjusts the posture under the action of gravity to enable the arc surface sealing plate 27 to face downwards; at this time, the first electromagnetic ring 272 and the second electromagnetic ring 72 are controlled to be electrified to generate magnetism, the first electromagnetic ring 272 and the second electromagnetic ring 72 are attracted to each other, the counter bore 271 of the arc sealing plate 27 and the joint part 71 of the hydraulic rod 73 are kept in positive opposition, then the hydraulic rod 73 is lifted up, the joint part 71 is upwards inserted into the counter bore 271, the first spline bar and the second spline bar are in interference fit, the servo motor 74 drives the joint part 71 to rotate through the hydraulic rod 73, the joint part 71 drives the arc sealing plate 27 to rotate through the first spline bar and the second spline bar, the arc sealing plate 27 is rotated out of the discharge port 25 due to the rotation of the arc sealing plate 27, and due to the gravity of the arc sealing plate 27, in the process, the hydraulic rod 73 synchronously and slowly descends, so that the arc sealing plate 27 is finally separated from the discharge port 25, the arc sealing plate 27 is driven to descend to the preset position, the tea leaves which are completely blanched fall into the tea receiving hopper 5 from the discharge port 25, at this time, the plurality of sweeping heads 275 abut against the inner wall of the de-enzyming ball 2 at the discharge port 273 under the effect of the connecting rod 274 and the torsion spring, the servo motor 74 drives the arc sealing plate to rotate again, so as to sweep the sweeping heads 275 to sweep the tea leaves loosely, so that the tea leaves are easily discharged tea leaves, and the tea leaves are easily discharged tea leaves are swept out of the discharge port 25, and are easily discharged tea, and are discharged out of the discharge port 25.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (10)
1. The processing technology of Fuyue Kung-Fu tea is characterized by comprising the following steps of:
respectively performing dry fermentation, primary wet fermentation and primary drying on the primarily processed Minbei narcissus and the Fenghuangdong;
mixing the narcissus minbeiensis and the phoenix single longitudinal yarn, and performing secondary wet fermentation and secondary drying, wherein the ratio of the narcissus minbeiensis to the phoenix single longitudinal yarn is 40-60% and 40-60% respectively.
2. The processing technology of Minyue Kung fu tea as claimed in claim 1, wherein the dry fermentation time is 5h to 7h.
3. The processing technology of Fujian Yue Kung fu tea according to claim 1, wherein the conditions of the first wet fermentation of the Narcissus tazetta are as follows: the humidity is 40-45%, the fermentation time is 28h to 30h, and the fermentation temperature is 30-35 ℃;
the conditions of primary wet fermentation of the Fenghuangdong sheet are as follows: the humidity is 30-40%, the fermentation time is 26h-28h, and the fermentation temperature is 30-35 ℃; the primary drying comprises cold air drying and hot air drying, and specifically comprises the steps of drying the Minbei narcissus and the Fenghuandan subjected to primary wet fermentation by cold air at a temperature of 25-30 ℃ for 1-20min, and then drying by hot air at a temperature of 80-90 ℃, wherein the drying time is 10-20min, and the humidity of tea leaves reaches 25%.
4. The processing technology of Fuyue Kung Kongfu tea as claimed in claim 1, wherein the conditions of the secondary wet fermentation are as follows: the humidity is 60-70%, the fermentation time is 45h to 50h, and the fermentation temperature is 30-35 ℃; the secondary drying condition is as follows: the drying time is 20min to 30min, the temperature is 120 ℃ to 130 ℃, and the humidity of the dried tea is greater than or equal to 5%.
5. The processing technology of the Minyue Kung fu tea according to claim 1, wherein the preliminary preparation steps of Minbei narcissus comprise sunning, airing, rocking, deactivating enzymes and rolling.
6. The processing technology of Fuyue Kung-Kongfu tea as claimed in claim 5, wherein the de-enzyming is carried out by a tea de-enzyming machine, and the tea de-enzyming machine comprises a plurality of arc-shaped support bodies (1) which are distributed in a central symmetry and divergent manner, a hollow spherical de-enzyming ball (2) and a claw-shaped driving body (3) which is arranged above the de-enzyming ball (2) and can lift up and down; the arc-shaped support bodies (1) are unfolded upwards in a petal-shaped inclined manner to form a holding shape; the fixation ball (2) is suspended in the middle of a holding structure formed by the arc-shaped support bodies (1); the lower parts of the arc-shaped support bodies (1) are provided with surrounding hollow parts (4) at intervals; a tea receiving hopper (5) is arranged below the hollow part (4); a first Halbach magnet array (11) is fixedly arranged on one surface of the arc-shaped support body (1) facing the green removing ball (2); a second Halbach magnet array (21) is fixedly arranged on the outer spherical surface of the green removing ball (2); the first Halbach magnet array (11) and the second Halbach magnet array (21) repel each other in opposite faces to suspend the fixation ball (2); the claw-shaped driving body (3) comprises a plurality of arc claw arms (31) which are divergently arranged outwards; a plurality of first electromagnet blocks (32) are embedded in the inner end face of the arc claw arm (31) at intervals; the green removing ball (2) is also sequentially provided with a heat insulation layer (22), a heating layer (23) and a heat radiation layer (24) from outside to inside; the de-enzyming ball (2) is further provided with a discharge port (25) capable of being opened and closed and a plurality of steam exhaust holes (26) capable of being opened and closed, and the discharge port (25) can be detachably closed through an arc surface sealing plate (27).
7. The processing technology of Fujian Yue Kung fu tea according to claim 6, characterized in that the diameter of the arc-shaped claw arms (31) is slightly larger than that of the de-enzyming ball (2), and the arc center of each arc-shaped claw arm (31) and the circle center of the de-enzyming ball (2) are located on the same vertical line; a plurality of concave or convex sliding rails (241) are arranged in the heat radiation layer (24); a gravity sliding block (242) is slidably sleeved on the sliding rail (241); the gravity slider (242) is fixedly provided with a tea sweeping grid (243).
8. The processing technology of Fujian Yue Kung fu tea according to claim 6, characterized in that the steam exhaust hole (26) is provided with a magnetic exhaust valve (6); the magnetic exhaust valve (6) comprises a guide rod (62) which is fixed in the steam exhaust hole (26) through a fixing column (61) and is parallel to the direction of the steam exhaust hole (26); a sleeve (63) is sleeved outside the guide rod (62) in a sliding manner; a boss (64) is arranged on one side of the guide rod (62) close to the sphere center of the fixation ball (2), and a permanent magnet block (65) is arranged at one end of the sleeve (63) close to the outer side of the fixation ball (2); a return spring (66) is arranged between the sleeve (63) and the boss (64); the inner end of the steam exhaust hole (26) is covered with a mesh cover (67); under the static state, the permanent magnet blocks (65) are pre-tightened to seal the steam exhaust holes (26) under the tension of the return springs (66), the permanent magnet blocks are sucked out outwards when approaching the electromagnet blocks (32) to enable the steam exhaust holes (26) to be communicated with the inside and the outside, and the electromagnet blocks (32) can be directly ejected outwards to exhaust steam when the steam pressure in the de-enzyming ball (2) exceeds a threshold value.
9. The processing technology of Fuyue Kung fu tea according to claim 6, wherein the arc surface sealing plate (27) is in threaded connection with the discharge hole (25); a counter bore (271) is formed in the outer end face of the arc surface sealing plate (27); a first spline strip is arranged on the inner wall of the counter bore (271) along the length direction of the counter bore; a first electromagnet ring (272) is fixedly arranged outside the counter bore (271); the tea receiving hopper (5) is annular as a whole, and the center of the tea receiving hopper is provided with a rotary lifting rod (7); the rotary lifting rod (7) comprises a hydraulic rod (73) capable of vertically extending and retracting and a servo motor (74) capable of driving the hydraulic rod (73) to rotate; the upper end of the rotary lifting rod (7) is provided with a joint part (71) which can be butted with the counter bore (271); a second spline strip which can be in interference fit with the first spline strip is arranged on the joint part (71); a second electromagnet ring (72) is sleeved on the rotary lifting rod (7) below the joint part (71); the opposite surfaces of the first electromagnet ring (272) and the second electromagnet ring (72) are attracted after being electrified; a cone (273) is arranged on the inner end face of the arc surface sealing plate (27); the sector of the cone (273) is hinged with a connecting rod (274) through a torsion spring; the other end of the connecting rod (274) is hinged with a sweeping head (275) through a torsion spring; the connecting rod (274) is formed by hinging at least two single rods, a torsional spring is arranged at the hinging position, and the sweeping head (275) is attached to the inner wall of the green removing ball (2) through each torsional spring.
10. The processing technology of Fuyue Kung Kongfu tea as claimed in claim 9, wherein an inner ball body (28) is fixed at the inner center of the de-enzyming ball (2) through a connecting rod; a rechargeable storage battery is arranged in the inner ball body (28); the storage battery supplies power to the heating layer (23) and the first electromagnet ring (272); an arc-shaped lower driving body (8) is respectively arranged between two adjacent arc-shaped supporting bodies (1); and a plurality of second electromagnet blocks (81) are arranged on one surface of the arc-shaped lower driving body (8) facing the fixation ball (2).
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Citations (5)
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|---|---|---|---|---|
| CN101664083A (en) * | 2009-09-15 | 2010-03-10 | 华南师范大学 | Preparation method of semi-fermented tea |
| CN103815102A (en) * | 2014-03-25 | 2014-05-28 | 淮南市东申农业种植科技有限公司 | Flavor enhancement semi-fermented fleece-flower root leaf tea and preparation method thereof |
| CN205830970U (en) * | 2016-05-05 | 2016-12-28 | 宁德市和润茶叶发展有限责任公司 | A kind of vertical spin tea water-removing machine |
| CN208846899U (en) * | 2018-07-12 | 2019-05-10 | 陕西兰花花生态农产品开发有限公司 | Jujube leaf tea drying water-removing equipment |
| CN111772003A (en) * | 2020-08-21 | 2020-10-16 | 福建八马茶业有限公司 | Special-taste oolong tea and tea making method thereof |
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2022
- 2022-10-14 CN CN202211256608.1A patent/CN115530263A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664083A (en) * | 2009-09-15 | 2010-03-10 | 华南师范大学 | Preparation method of semi-fermented tea |
| CN103815102A (en) * | 2014-03-25 | 2014-05-28 | 淮南市东申农业种植科技有限公司 | Flavor enhancement semi-fermented fleece-flower root leaf tea and preparation method thereof |
| CN205830970U (en) * | 2016-05-05 | 2016-12-28 | 宁德市和润茶叶发展有限责任公司 | A kind of vertical spin tea water-removing machine |
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