CN105994720A - Tea processing method integrating temperature changing, rapid cooling and continuous moisture regaining - Google Patents

Tea processing method integrating temperature changing, rapid cooling and continuous moisture regaining Download PDF

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Publication number
CN105994720A
CN105994720A CN201610555590.3A CN201610555590A CN105994720A CN 105994720 A CN105994720 A CN 105994720A CN 201610555590 A CN201610555590 A CN 201610555590A CN 105994720 A CN105994720 A CN 105994720A
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water
cooling
removing leaves
hermetic container
processing method
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叶阳
陈琳
何华锋
桂安辉
蒋金星
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Tea Research Institute Chinese Academy of Agricultural Sciences
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Tea Research Institute Chinese Academy of Agricultural Sciences
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Priority to CN201610555590.3A priority Critical patent/CN105994720A/en
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23FCOFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00Tea; Tea substitutes; Preparations thereof
    • A23F3/06Treating tea before extraction; Preparations produced thereby

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Tea And Coffee (AREA)

Abstract

The invention relates to a tea processing method integrating temperature changing, rapid cooling and continuous moisture regaining, and relates to a cooling and moisture regaining processing technology capable of improving the quality of green tea. Fixing is a key process in green tea processing; after fixing, leaves are required to be re-moisturized after cooling, and the purpose is to regulate the distribution of water in the fixed leaves and improve the flexibility of the fixed leaves. According to the tea processing method provided by the invention, the problems, such as complex structure, uneven flow ratio, and long cooling and moisture regaining time (3.0 to 5.0h), during cooling, moisture regaining, separation, and continuous cooling and moisture regaining in the prior art are solved. The tea processing method comprises four steps: (1) primary cooling, (2) fast cooling, (3) continuous turning-over, and (4) airtight moisture regaining. The organoleptic quality of green tea processed according to the tea processing method is remarkably improved.

Description

A kind of alternating temperature quickly cools down the tea Processing method of moisture regain combination continuously
Technical field
The present invention relates to Tea Processing technology, be related specifically to green tea and complete and can promote the cooling moisture regain processing technique of the qualities such as Folium Camelliae sinensis color after operation.
Background technology
Completing is the critical process in green processing.The enzymatic oxidation of the quality components such as de-enzyming process refers to by high temperature and suppresses the oxidase active in fresh Folium Camelliae sinensis, stopping tea polyphenols, and evaporate the portion of water of tea fresh leaves, form good color quality.Cooling must be allowed for access next process after completing, because the Folium Camelliae sinensis temperature after completing is higher, if cooling down is not in time or the coldest, it may occur that the further oxidative phenomena of the component contents such as tea polyphenols, affect the color and luster of green tea, fragrance and mouthfeel.
According to Green Tea Processing principle mandates, moisture regain process must also be carried out after water-removing leaves cooling after completing, purpose is the distribution of regulation water-removing leaves internal moisture, improve the pliability of water-removing leaves, reduce the follow-up disconnected broken and tea juice spilling kneading water-removing leaves when pressurizeing in operation, improve the color and luster of green tea, fragrance and flavour further, to promoting green tea Appearance color quality, there is positive role.nullFresh leaf more than one bud one leaf obstructs after spreading、Stem、Bud、Leaf water content is different,Water-removing leaves each position water content is the most inconsistent,Inventor's laboratory test results shows,General water-removing leaves water content is about 55%-60%,And obstruct for 65%-70%、Stem is about 64%、Bud is 58%-62%、Leaf is 32%-36%,Each position water content height is notable uneven,And during water-removing leaves between Ye Wenda 64 DEG C-72 DEG C,If direct or uncolled being put into kneads operation,May proceed to occur the Oxidation etc. of chemical change such as tea polyphenols because high temperature action water-removing leaves includes quality component,Cause the vexed Huang of Folium Camelliae sinensis and fragrance overcast,And when kneading pressurization, the tea juice of stem bud is excessive and blade that water content is relatively low easily occurs disconnected broken etc.,Therefore Green tea processing technology requires that water-removing leaves need to cool down cold moisture regain again and process,Make stalk、Stem、Bud、Leaf water content is in a basic balance,Reach the softness of water-removing leaves.
At present, publication date is that the application for a patent for invention on October 24th, 2012 discloses a kind of three-dimensional continuous roller tea-leaf cooling and moisture regaining machine [open (bulletin) number 102742680A], cooling chamber, transition chamber and moisture regain room including tubular, described transition chamber, moisture regain room are positioned at same level line, cooling chamber is arranged at transition chamber, the top of moisture regain room, and cooling discharging end is communicated with transition feed end by stator bucket, cooling chamber is placed in transition chamber, the top of moisture regain room by this design;Publication date is that the application for a patent for invention of on 05 01st, 2013 discloses a kind of Tea Processing in goods quickly cooling device and method [open (bulletin) number 103070255A], including frame, the casing, the vibrator being arranged on box bottom, the charging aperture being arranged on casing and the discharging opening that are arranged in frame by spring;Described casing includes antetheca, rear wall, roof and diapire;Publication date is that application for a patent for invention on the 05th in 03 month in 2014 discloses a kind of tea dampening machine [open (bulletin) number 103609762A], including support, cylinder, axis, drive system, control chamber;nullAnd the utility model patent that publication date is on 01 30th, 2013 discloses a kind of novel tea conditioning device [open (bulletin) number 202697617U]、Publication date is that the utility model patent of on 08 07th, 2013 discloses net belt type tea dampening machine [open (bulletin) number 203105511U]、Publication date is that the utility model patent of on 06 24th, 2015 discloses a kind of Folium Camelliae sinensis quickly cooling damping machine [open (bulletin) number 204409467U]、Publication date is that the utility model patent of on 09 16th, 2015 discloses Folium Camelliae sinensis dynamic damping machine continuously [open (bulletin) number 204634954U]、Publication date is the tea dampening machine [open (bulletin) number 204907729U] that in December, 2015 utility model patent of 30 days discloses a kind of improvement.Cooling that mostly what above-mentioned contrast text related to be or the monotechnics of moisture regain or device, an only drum-type device relating to continuous coo1ing moisture regain, but its structure is complicated, transition chamber separate with moisture regain room and separate when running in goods flowrate proportioning inequality.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of alternating temperature and quickly cools down the tea Processing method of moisture regain combination continuously, overcome in prior art cool down, get damp again separation, the structure in continuous coo1ing moisture regain is complicated, flowrate proportioning uneven, cools back problems such as long between the time of tide (3.0~5.0h).
A kind of alternating temperature quickly cools down the tea Processing method of moisture regain combination continuously, it is characterised in that it comprises the following steps:
(1) preliminary cooling processes
Combining fan natural wind by mesh-belt conveying tentatively to cool down the water-removing leaves after tea green-keeping operation, through 0.25min~0.5min water-removing leaves temperature drop to 55 DEG C~58 DEG C of middle temperature, guipure is meshed conveyer belt;
(2) quickly cooling processes
By the water-removing leaves after tentatively cooling, it is quickly cooled to 18 DEG C~20 DEG C of low temperature through 0.5~1.0min;
(3) process is persistently turned
Water-removing leaves after quickly cooling being processed enters in hermetic container, persistently turns and makes water-removing leaves and each position of different moisture content thereof in various degree fully merge contact and uniformly pile up, it is achieved the moisture transmission at each position of different moisture content;
(4) airtight moisture regain processes
Hermetic container stores through 0.5~1.5h static accumulation, in a basic balance to water-removing leaves each position moisture.
In the present invention, complete and after terminating, be in the water-removing leaves of humid tropical condition, the mesh-belt conveying of band mesh combines fan natural wind and tentatively cools down, between when water-removing leaves temperature can drop to middle temperature 55 DEG C~58 DEG C, short about 0.25min~0.5min of this phases-time, fan not only self energy consumption is low, and the energy consumption that road quickly cools down under this stage cooling efficiency height, saving.
Further, the quick cooling in step (2) processes and completes in chiller, and chiller includes guipure, and the cold wind changed through refrigeration machine is sent by aerator, cools down the water-removing leaves of conveying on guipure through guipure.Can be reduced rapidly to 18 DEG C~the low temperature of 20 DEG C through 0.5~1.0min water-removing leaves temperature, this stage water-removing leaves reaches quickly to cool down cold state, refrigeration machine power 1.0~1.5kw, blower power 0.3~0.5kw.
Owing to completing, operation is continuously carried out, the old tender inequality of the degree that completes, cool down its stalk of cold water-removing leaves, stem, bud, leaf each position water content difference, enter in a hermetic container, persistently turn and make water-removing leaves and each position of different moisture content thereof in various degree fully merge contact and uniformly pile up, realizing the moisture transmission at each position of different moisture content, the moisture regain for next step long period lays the first stone, the rotary electric machine power 0.5~0.75kw in this stage.
Further, step (3) to through step (2) cool down cold water-removing leaves carry out charging turn, stop turning after charging terminates, be directly entered step (4).Storing through 0.5~1.5h static accumulation, water-removing leaves each position moisture is in a basic balance, reaches to have got damp again when water-removing leaves softness hands is pinched the most broken.
Owing to the operation that completes is the process of a constant leafing, when water-removing leaves charging end stopping turns entrance step (4), follow-up water-removing leaves then repeats aforementioned four step, by that analogy, i.e. can reach water-removing leaves and the most quickly cool down the operation that gets damp again continuously, it is achieved the serialization processing that green tea produces.
Further, step (1) and (2) are carried out in alternating temperature chiller, described alternating temperature chiller includes charging aperture, discharging opening, circulation foraminous conveyer, cold wind air supply device, having the cold wind outlet of cold wind air supply device outside the back side of circulation foraminous conveyer, cold wind air supply device includes aerator and refrigeration machine;The air-out of cold wind air supply device uses wind groove, and described wind groove is connected with aerator, and the air outlet of wind groove exports as the cold wind of cold wind air supply device;The outlet of described cold wind has multiple, is uniformly distributed in the cooling wind outlet area under the circulation foraminous conveyer back side;
Circulation foraminous conveyer after described charging aperture is provided above fan;
The rolling hairbrush remaining water-removing leaves on rotation cleaning guipure it is additionally provided with in discharge outlet;
The transport portion of described circulation foraminous conveyer tilts upward;
The driving motor of described circulation foraminous conveyer uses frequency control motor, by the speed of frequency control motor regulation circulation foraminous conveyer to control the cool time of water-removing leaves.
Further, the conditioning device that step (4) uses includes horizontal hermetic container, arranges and turns stir-fry-hand, turn stir-fry-hand and driven by motor in hermetic container, and hermetic container is provided with charging aperture and switch gate, exit side enabling;
Described charging aperture is in the middle part of hermetic container, and described hermetic container is the hermetic container of single chamber;
Described motor is by control chamber control;Hermetic container, control chamber and motor are arranged in swingable frame, and swingable frame is arranged on fixed frame, and described exit side opens the door and is in this one end low after hermetic container swings, and motor is in this one end high after hermetic container swings.
Compared with prior art, the method have the advantages that
(1) breaching the technological difficulties that in Green Tea Processing, color quality improves jointly, it is proposed that the new technique of a kind of Green Tea Processing, Folium Camelliae sinensis organoleptic quality significantly improves;(being specifically shown in embodiment effect)
(2) green removing in high temperature leaf uses the cooling of stagewise alternating temperature, cool time short (≤1.5min), energy consumption low (≤3.0 degree electricity/batch), not only achieves quickly cooling, and achieves the high efficiency of alternating temperature cooling and uniformly get damp again;
(3) cold water-removing leaves is persistently turned make water-removing leaves uniformly pile up, get damp again effective, the position that can not only make the internal high-moisture of water-removing leaves is average to the transfer of the position of low water content, can also make fully to transmit moisture by moisture between water-removing leaves, make the position of the high-moisture between water-removing leaves shift to the position of low water content average;
(4) hermetic container is simple for structure, the moisture regain time short and controlled (0.5~1.5h);Green tea serialization processing can be realized.
To sum up, the present invention proposes water-removing leaves cooling needs fast cooling, moisture regain to require water balance but process characteristic slowly, propose a kind of water-removing leaves through air-cooled, Qiang Leng, uniformly turn, the alternating temperature of airtight accumulation quickly cools down moisture regain combined method, can realize effectively cooling down moisture regain after tea green-keeping, this combined method both can individually use and be also applied in continuous production line.Through experimental studies have found that, using this combined method, can improve the moisture regain effect of green tea, shorten the moisture regain time, the green tea perfume (or spice) made is high, color is green, taste alcohol, and quality is obviously improved raising.
Accompanying drawing explanation
Fig. 1 is present invention process schematic flow sheet.
Fig. 2 is the overall schematic of chiller of the present invention.
Fig. 3 is the cold wind air supply device schematic diagram in Fig. 2.
Fig. 4 is the structural representation of the airtight continuous conditioning device embodiment of the present invention.
Fig. 5 is the discharging schematic diagram of the airtight continuous conditioning device embodiment of the present invention.
Detailed description of the invention
With reference to Fig. 2,3, chiller used by the present invention preferably employs segmentation alternating temperature chiller, including circulation foraminous conveyer 3, cold wind air supply device, water-removing leaves is laid on guipure 3 advances with guipure, having the cold wind outlet of cold wind air supply device outside the back side of circulation foraminous conveyer 3, the strong cold wind of 16~18 DEG C quickly cools down water-removing leaves through the mesh of guipure, and cold wind air supply device includes aerator 11 and refrigeration machine 8, refrigeration machine power 1.0~1.5kw, blower power 0.3~0.5kw.In figure, arrow A is Folium Camelliae sinensis direct of travel, and arrow B is cold wind direction.
Circulation foraminous conveyer after described charging aperture is provided above fan 2, for cooling the most preliminary to the green removing in high temperature leaf after completing.Charging aperture can use feed hopper 1.
It is additionally provided with to rotate at discharging opening 5 and cleans the rolling hairbrush 6 remaining water-removing leaves on guipure.
The transport portion 31 of described circulation foraminous conveyer 3 tilts upward, and makes discharging opening 5 have certain altitude, cools down cold water-removing leaves and can be directly entered down one manufacturing procedure, it is not necessary to discharging conveying equipment, it is simple to continuous operations.And simultaneously in transport portion 31 the most trapezoid or triangular space formed below, at aerator within this space.Drawing reference numeral 7 is frame,
The frequency control motor 4 driving motor employing 0~50hz frequency-converter power to be 0.5~0.75kw of described circulation foraminous conveyer 3, by the speed of frequency control motor 4 regulation circulation foraminous conveyer 3, can control the cool time of water-removing leaves.
The air-out of cold wind air supply device uses wind groove 13, wind groove 13 is in the back side of transport portion 31, wind groove 13 is connected with the draught distributing box 12 of aerator 11, and the air outlet 130 of wind groove 13 exports as the cold wind of cold wind air supply device, and the region residing for air outlet 130 is cooling wind outlet area.The air intake of aerator 11 is connected to refrigeration machine 8 by taper discharge pipe 9, cool air hose 10.Drawing reference numeral 14 is the openable door of cold air track, for cleaning.
The outlet of described cold wind has multiple, is uniformly distributed in the cooling wind outlet area under circulation foraminous conveyer 3 back side.
With reference to Fig. 4,5, airtight continuous conditioning device used by the present invention preferably employs following structure, sealed horizontal container 101 including transparent material, arrange in hermetic container 1 and turn stir-fry-hand 102, turning stir-fry-hand 102 to be driven by the motor 104 controlled by control chamber 103, hermetic container 101 is provided with charging aperture 105 and switch gate 106 thereof.Hermetic container 101 uses cylindrical container, and cylinder uses food-grade transparent material to make, and can directly observe in goods state.The charging aperture 105 of hermetic container 101 is in the lower section of above-mentioned guipure discharging opening 5.
Described charging aperture 105 is in the middle part of hermetic container 101, in order to uniformly pile up after charging, as shown in the figure, described hermetic container 101 is the hermetic container of single chamber, regardless of separate space inside it, simple in construction and be easy to formed wet environment, improve moisture regain effect and shorten the moisture regain time.
It is provided with sample tap 108 in exit side enabling 107,
Hermetic container 101, control chamber 103 and motor 104 are arranged in swingable frame 109, swingable frame 109 is arranged on fixed frame 110, swingable frame 109 is by telescopic cylinder 111 and bending support link mechanism 112 can support and pull, and hermetic container 101 exit side after swing opens the door and is provided with vibration chutes 113 below 107.
Basic procedure is: cool down cold water-removing leaves by charging aperture 105 feeding, now switch gate 106 is in open mode, turn stir-fry-hand 102 to be driven by motor 104 and constantly stir, complete each position of the water-removing leaves of degree and different moisture content thereof of difference is made fully to merge contact and uniform close is piled up, it is achieved the moisture transmission at each position of water-removing leaves different moisture content;At the end of charging, switch gate 106 is closed, and makes water-removing leaves static tightly packed moisture regain in hermetic container 101.
Moisture regain terminates discharging basic procedure: opens sample tap 108 and extracts water-removing leaves observation, to water-removing leaves hands pinch soft, the most broken do not lump time got damp again, now side enabling 07 is opened, hermetic container is pulled to tilt by cylinder 111 and support bar 112, turn stir-fry-hand 102 and stir discharging, be delivered to next process through vibration chutes 113.
Following example use the said equipment.
Embodiment 1
One bud one leaf is main fresh leaf, and after completing, water-removing leaves water content is 56%, and to obstruct be 65%, bud is 62%, leaf is about 36%, and water-removing leaves temperature is 70 DEG C, blows cold through the 0.5min of described alternating temperature chiller fan 2, leaf temperature drop to 58 DEG C;Strong cold wind about 0.5min, Ye Wen through cold wind air supply device are rapidly decreased to 18 DEG C again;Uniformly being piled up in hermetic container 101 by persistently turning water-removing leaves, 1.0h water-removing leaves hands pinches that softness is the most agglomerating does not lumps, and moisture regain completes;Cooling resurgence process takes about 1.0h.
The present embodiment cooling moisture regain after at goods, through follow-up kneading, shaping, dry green tea quality sensory evaluation must be divided into Appearance color 94 points, fragrance 93 points, flavour 90 points, tradition cooling moisture regain method is used with batch fresh leaf, i.e. water-removing leaves first blows on 1.0h with fan natural wind, natural packing or plastic bag parcel moisture regain again, all times about 4.0h, other green tea quality sensory evaluation maintaining like processes must be divided into Appearance color 89 points (color and luster is slightly dark, and fragment end is the most), fragrance 88 points (slightly stifling), flavour 86 points (slightly pained);Because traditional method water-removing leaves is the coldest, moisture regain time length and uneven, its color is all affected, and the organoleptic quality of this method has and significantly improves.
Embodiment 2
One bud two, SANYE are main fresh leaf, and after completing, water-removing leaves water content is 60%, and to obstruct be 70%, stem is 64%, bud is 58%, leaf is about 32%, and water-removing leaves temperature is 67 DEG C, blows cold through the 0.5min of described alternating temperature chiller fan 2, leaf temperature drop to 56 DEG C;Strong cold wind about 1.0min, Ye Wen through cold wind air supply device are rapidly decreased to 20 DEG C again;Uniformly being piled up in hermetic container 101 by persistently turning water-removing leaves, 1.5h water-removing leaves hands pinches that softness is the most agglomerating does not lumps, and moisture regain completes;Cooling moisture regain whole process takes about 1.5h.
Through follow-up kneading, shaping, dry green tea quality sensory evaluation must be divided into Appearance color 88 points, fragrance 90 points, flavour 89 points, tradition cooling moisture regain method is used with batch fresh leaf, i.e. water-removing leaves first blows on 0.5h with fan natural wind, natural packing or plastic bag parcel moisture regain again, all times about 5.0h, other green tea quality sensory evaluation maintaining like processes must be divided into Appearance color 83 points (color and luster is dark, and fragment end is more), fragrance 84 points (dull), flavour 82 points (having bitterness);Because traditional method water-removing leaves is the coldest, moisture regain time length and uneven, its color is all affected, and the organoleptic quality of this method has and significantly improves.
Embodiment 3
Two leaves and a bud is main fresh leaf, and after completing, water-removing leaves water content is 58%, and to obstruct be 68%, stem is 62%, bud is 60%, leaf is about 33%, and water-removing leaves temperature is 68 DEG C, blows cold through the 0.5min of described alternating temperature chiller fan 2, leaf temperature drop to 55 DEG C;Strong cold wind about 1.0min, Ye Wen through cold wind air supply device are rapidly decreased to 20 DEG C again;Uniformly being piled up in hermetic container 101 by persistently turning water-removing leaves, 1.5h water-removing leaves hands pinches that softness is the most agglomerating does not lumps, and moisture regain completes;The whole process of cooling moisture regain for the first time takes about 1.5h.Thereafter the water-removing leaves proceeded enters above-mentioned cooling resurgence process, and after 1.5h, second time cooling moisture regain completes;Now, primary cooling moisture regain water-removing leaves discharging enters next manufacturing procedure, and water-removing leaves thereafter can continue to repeat above-mentioned cooling resurgence process, and can carry out water-removing leaves constantly cools down moisture regain, it is achieved serialization is processed.
Through follow-up kneading, shaping, dry green tea quality sensory evaluation must be divided into Appearance color 89 points, fragrance 91 points, flavour 90 points, tradition cooling moisture regain method is used with batch fresh leaf, i.e. water-removing leaves first blows on 0.5h with fan natural wind, natural packing or plastic bag parcel moisture regain again, all times about 4.5h, other green tea quality sensory evaluation maintaining like processes must be divided into Appearance color 86 points (color and luster is slightly dark, and fragment end is the most), fragrance 85 points (overcast), flavour 83 points (slightly pained);Because traditional method water-removing leaves is the coldest, moisture regain time length and uneven, its color is all affected, and the organoleptic quality of this method has and significantly improves.
Above-mentioned specific embodiment is to be more clearly understood that the present invention, it is not intended as a kind of restriction to right of the present invention, on the premise of without departing from present inventive concept, various change, all these described skilled person is obviously revised can be had to be included within the scope of present claims.

Claims (6)

1. an alternating temperature quickly cools down the tea Processing method that moisture regain is combined continuously, it is characterised in that it comprises the following steps:
(1) preliminary cooling processes
Combining fan natural wind by mesh-belt conveying tentatively to cool down the water-removing leaves after tea green-keeping operation, through 0.25min~0.5min water-removing leaves temperature drop to 55 DEG C~58 DEG C of middle temperature, guipure is meshed conveyer belt;
(2) quickly cooling processes
By the water-removing leaves after tentatively cooling, it is quickly cooled to 18 DEG C~20 DEG C of low temperature through 0.5~1.0min;
(3) process is persistently turned
Water-removing leaves after quickly cooling being processed enters in hermetic container, persistently turns and makes water-removing leaves and each position of different moisture content thereof in various degree fully merge contact and uniformly pile up, it is achieved the moisture transmission at each position of different moisture content;
(4) airtight moisture regain processes,
Hermetic container stores through 0.5~1.5h static accumulation, in a basic balance to water-removing leaves each position moisture.
A kind of alternating temperature the most as claimed in claim 1 quickly cools down the tea Processing method of continuously moisture regain combination, it is characterised in that end step (3) is directly entered step (4) without changing container after persistently turning process.
A kind of alternating temperature the most as claimed in claim 1 quickly cools down the tea Processing method of moisture regain combination continuously, it is characterized in that, quick cooling in step (2) processes and completes in chiller, chiller includes circulating foraminous conveyer, the cold wind changed through refrigeration machine is sent by aerator, cools down the water-removing leaves of conveying on guipure through guipure.
A kind of alternating temperature the most as claimed in claim 2 quickly cools down the tea Processing method of moisture regain combination continuously, it is characterized in that, step (3) to through step (2) cool down cold water-removing leaves carry out charging while turning, stop turning after charging terminates, be directly entered step (4).
A kind of alternating temperature the most as claimed in claim 1 quickly cools down the tea Processing method of moisture regain combination continuously, it is characterized in that, step (1) and (2) are carried out in alternating temperature chiller, described alternating temperature chiller includes charging aperture, discharging opening, circulation foraminous conveyer, cold wind air supply device, having the cold wind outlet of cold wind air supply device outside the back side of circulation foraminous conveyer, cold wind air supply device includes aerator and refrigeration machine;The air-out of cold wind air supply device uses wind groove, and described wind groove is connected with aerator, and the air outlet of wind groove exports as the cold wind of cold wind air supply device;The outlet of described cold wind has multiple, is uniformly distributed in the cooling wind outlet area under the circulation foraminous conveyer back side;
Circulation foraminous conveyer after described charging aperture is provided above fan;
The rolling hairbrush remaining water-removing leaves on rotation cleaning guipure it is additionally provided with in discharge outlet;
The transport portion of described circulation foraminous conveyer tilts upward;
The driving motor of described circulation foraminous conveyer uses frequency control motor, by the speed of frequency control motor regulation circulation foraminous conveyer to control the cool time of water-removing leaves.
6. a kind of alternating temperature as described in claim 1 or 5 quickly cools down the tea Processing method of moisture regain combination continuously, it is characterized in that, the conditioning device that step (4) uses includes horizontal hermetic container, arrange in hermetic container and turn stir-fry-hand, turning stir-fry-hand to be driven by motor, hermetic container is provided with charging aperture and switch gate, exit side enabling;
Described charging aperture is in the middle part of hermetic container, and described hermetic container is the hermetic container of single chamber;
Described motor is by control chamber control;Hermetic container, control chamber and motor are arranged in swingable frame, and swingable frame is arranged on fixed frame, and described exit side opens the door and is in this one end low after hermetic container swings, and motor is in this one end high after hermetic container swings.
CN201610555590.3A 2016-07-13 2016-07-13 Tea processing method integrating temperature changing, rapid cooling and continuous moisture regaining Pending CN105994720A (en)

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Application publication date: 20161012