CN107333920A - A kind of uniform deterioration method of black tea - Google Patents
A kind of uniform deterioration method of black tea Download PDFInfo
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- CN107333920A CN107333920A CN201710775969.XA CN201710775969A CN107333920A CN 107333920 A CN107333920 A CN 107333920A CN 201710775969 A CN201710775969 A CN 201710775969A CN 107333920 A CN107333920 A CN 107333920A
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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
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Abstract
The present invention relates to tea processing field, discloses a kind of uniform deterioration method of black tea, is withered using deteriorating machine, and deteriorating machine includes frame, air inlet mechanism and withering mechanism；Motor is fixed with frame；Withering mechanism includes rotating shaft and fixed cylinder, and room of withering is fixed with rotating shaft, and room of withering is provided with passage, and room of withering is provided with oral area and lid, and room side wall of withering is fixed with electromagnet, and motor-driven rotatable shaft rotates；Discharge chamber is provided with rotating shaft, discharge chamber side wall is provided with steam vent；Fixed cylinder is located at rotating shaft periphery, and fixed cylinder side wall is provided with closure member, and fixed cylinder top and bottom sidewall is respectively equipped with feeding gate and discharge door；Air inlet mechanism includes blower fan and drying box, and blower fan connects with fixed cylinder, and blower fan is fixed with heating member, and drying box connects with rotating shaft, and drying box connects with blower fan；Comprise the following steps：1）Blowing；2）Wither；3）Detection；4）Discharging.This programme makes tealeaves uniformly wither and weakens tea leaf fermentation degree.
Description
Technical field
The present invention relates to tea processing field, and in particular to a kind of black tea deterioration method.
Background technology
Tealeaves comes from China, contains multiple nutritional components and effective component in tealeaves, having tea is beneficial to health, now
The people having tea is more and more.The fresh leaf of tealeaves can not directly be drunk, but need just drink by a series of processing.It is red
Tea is one kind of tea, and black tea belongs to full fermentation teas, is using the bud-leaf of tea tree as raw material, by withering, kneading, fermenting, dries
It is refined etc. typical process process to form.
In order to produce black tea, notification number is that CN104171046B Chinese patent discloses a kind of processing method of black tea,
Comprise the following steps：A, wither：Choose fresh leaf and spread and withered in withering trough by hot blast control temperature, withering temperature is
35-38 DEG C, withering time is 6-9 hours；B, knead：It is required that low temperature and high relative humidity, 20-24 DEG C of temperature, relative humidity 85-90%,
Kneading machine rotating speed is kneaded and is not pressurized with 35-45 revs/min, and time of kneading is 45-60 minutes；C, ferment：The tealeaves after kneading
Room temperature is put into as 28-30 DEG C, relative humidity is to be fermented in 95-99% fermenting cellar, leaf-spreading thickness 6-12cm, aerobic fermentation 5-
6 hours, water content of tea was 60-64% after fermentation；D, it is dehydrated：Tealeaves after fermentation is put into thermal dehydration in dewaterer, temperature
Spend for 150-250 DEG C；E, shaping：Tealeaves is made using 6CJZ-25 types curl shape shaping machine by circle, the shaping time is 60-90
Minute, shaping temperature is 120-150 DEG C；F, dry：Using hot-air seasoning, drying time is 15-20 minutes, temperature 50-80
℃；G, Titian：Using hot blast Titian, temperature is 90-110 DEG C, and the Titian time is 2-2.5 hours；H, storage refrigeration：After Titian
Tealeaves pack to be put into temperature be cold storing and fresh-keeping in 5-10 DEG C of freezer.
The processing method of this black tea is withered using withering trough to fresh tea passes, after fresh tea passes are put into withering trough, is passed through
Hot-air first be located at blow vent around fresh tea passes contact, the vapor in fresh tea passes at this is mixed into hot-air, is made
The humidity rise of hot-air, and humidity is lower, the easier evaporation of water；And hot-air heat in flow process can scatter and disappear, and it is warm
Spend higher, the easier evaporation of water；To sum up, the effect of withering of the fresh tea passes at blow vent is best, the fresh tea away from blow vent
The effect of withering of leaf is poor, and withering for the tealeaves in whole withering trough is uneven.Secondly, fresh tea passes are deposited in withering trough, fresh tea
Moisture evaporation in leaf, can increase the humidity for the gas being passed through, and fresh tea passes can be carried out under the environment that humidity is larger, temperature is higher
Fermentation, and the mouthfeel of the tealeaves through everfermentation changes.
The content of the invention
It is an object of the invention to provide it is a kind of wither uniformly and weaken the black tea deterioration method of fermentation, after avoiding withering
Black tea mouthfeel change.
To reach above-mentioned purpose, the technical scheme is that：A kind of uniform deterioration method of black tea, is carried out using deteriorating machine
Wither, deteriorating machine includes frame, air inlet mechanism and withering mechanism；Motor is fixed with frame；Withering mechanism include fixed cylinder and
The rotating shaft that can be motor driven, multiple rooms of withering is fixed with rotating shaft circumference, room side wall of withering is provided with multiple passages, room of withering
The oral area passed through for tealeaves is provided with, and oral area is fixed with lid by torsion spring, room side wall of withering is fixed with adsorbable lid
Electromagnet；Discharge chamber is provided with rotating shaft, discharge chamber side wall is provided with the steam vent connected with room of withering；Fixed cylinder is located at outside rotating shaft
Week, fixed cylinder upper portion side wall are provided with the closure member for closing electromagnet that can be stretched into fixed cylinder, fixed cylinder top and bottom sidewall difference
Provided with closable feeding gate and discharge door；Air inlet mechanism includes the blower fan being fixed in frame and the drying for being built-in with drier
Case, the outlet air end of blower fan connect with fixed cylinder, and the outlet air end of blower fan is fixed with heating member, and drying box connects with rotating shaft, drying box
Connected with the air intake of blower fan；Comprise the following steps：
1）Blowing, feeding gate and motor are first opened, and promote the closure member of upside, turned off part and stretch into fixed cylinder, beat successively
The electromagnet to wither on room by closure member is opened, the lid for room of withering is opened；Wither when room is turned to below feeding gate and close
Motor, 30%~60% fresh tea passes for accounting for the chamber vol that withers are put into interior of withering, then push lid, electromagnet adsorption cover
Body；
2）Wither, close feeding gate after all indoor loading fresh tea passes of withering, then open motor and blower fan and pull out closure member；Electricity
Machine drive shaft rotates, and axis of rotation speed is 0.1~0.3r/s；Wither and open heating member when starting, make into fixed cylinder
Gas temperature is maintained at 30~40 DEG C；Wither after 1~1.5h of beginning, close heating member；
3）Detect, detected after the 3~4h of carry out that withers, carry out one-time detection every 15~30min afterwards；Wind is closed during detection
Machine, feeding gate is opened, motor is closed in a room of withering when turning to below feeding gate, and presses the electromagnet to wither on room
Switch, electromagnet is closed, lid is opened, and takes out the water content in 3~5 fresh tea passes detection fresh tea passes of the interior of withering, quilt
When water content in the fresh tea passes of detection is higher than 30%~40%, the lid and feeding gate that wither on room is closed, continues to walk
Rapid 2）Operation；Water content in all fresh tea passes to be detected does not turn off lid and feeding gate when being less than 30%~40%；
4）Discharging, the water content for indoor fresh tea passes of withering, which is reduced to after 30%~40%, terminates withering to the tealeaves of the room of withering,
Now close feeding gate, open discharge door and motor, and material placing device is placed on below discharge door, tealeaves closes discharging after dropping out
Door, terminates to wither.
This programme principle：Step 2）When being withered to tealeaves, blower fan discharges the gas in discharge chamber, shape in discharge chamber
Into negative pressure, the gas in fixed cylinder enters room of withering through passage, is then passed through steam vent and enters in rotating shaft.Gas in fixed cylinder
Body passes through increase when withering interior to wither the air velocity of interior, accelerates the moisture evaporation in fresh tea passes, the vapor of evaporation with
Gas to enter in rotating shaft, then enter back into drying box, the vapor in gas is absorbed by drier, and dry gas passes through
Blower fan is again introduced into fixed cylinder, is then passed through passage and is entered interior of withering, and is reduced the humidity for interior of withering, is promoted fresh tea passes
Moisture evaporation.When heating member is opened, heating member heats to entering the gas in fixed cylinder, improves the temperature for the environment that withers,
Make water evaporation rate in fresh tea passes faster.During whole wither, room of withering is with axis of rotation, and tealeaves is along withering
Room side wall rolls, and tealeaves will not be attached to always to wither in the side wall of room, avoids tealeaves from blocking passage and steam vent.
After step 3) detects to tealeaves, it is less than 30%~40% from the water content of the tealeaves to be detected of the room taking-up of withering
When terminate to wither to the room of withering, the lid of the room of withering does not turn off, and the room of withering turns to rotating shaft with axis of rotation
During downside, tealeaves is dropped out from the interior of withering, and fixed cylinder is dropped out at discharge door.
This programme has the beneficial effect that：（One）Dry gas enters from passage to wither interior, at first with room of withering
The fresh tea passes that side wall is affixed contact, after the moisture evaporation at this in fresh tea passes in entrained gas, and with gas and other tealeaves
Contact, therefore the effect of withering of the tealeaves contacted with passage is best.Motor makes axis of rotation, and room of withering is fresh with axis of rotation
Tealeaves constantly changes in indoor rolling of withering with the fresh tea passes that a certain side wall and steam vent of room of withering contact, and makes to wither
It is more uniformly distributed；Secondly, fresh tea passes can also be avoided to block passage and steam vent, the good gas of indoor holding that withers can be made
Flowing.
（Two）The gas flowed out out of rotating shaft first passes through drying box, and mixed vapor can be by drying box in gas
Drier absorbs, and the humidity of gas reduces；The gas that blower fan makes humidity and reduced reenters fixed cylinder, subsequently into room of withering,
The humidity for interior of withering can be effectively reduced, the humidity in environment reduces, and can accelerate the evaporation rate of moisture in fresh tea passes, promotees
Enter the progress withered, improve efficiency.Secondly as tea leaf fermentation needs suitable temperature and humidity, step 2）Wither 1~
Heating member is closed after 1.5h, fixed cylinder and the temperature for interior of withering is reduced, weakens tea leaf fermentation.
（Three）Blower fan extracts the gas in discharge chamber out, makes to form negative pressure in discharge chamber, and the gas for interior of withering passes through row
Stomata enters in discharge chamber, the gas in fixed cylinder enters interior of withering through passage, during whole wither, room of withering
Interior gas does not pass through passage, therefore the indoor gas for being mixed with vapor that withers will not enter other interior of withering, so as to
Indoor the withering for tealeaves that will not be withered to others impacts.
（Four）Wither beginning when, heating member heats to entering the gas in fixed cylinder, improves the temperature of environment of withering,
Make water evaporation rate in fresh tea passes faster, raising is withered efficiency.
Preferred scheme one, as the further improvement to base case, thermometer, thermometer measure are fixed with fixed cylinder
Fixed cylinder side wall is run through at end, and stretches into fixed cylinder；20~30min of interval checks a temperature reading, and adjusts heating member
Power, temperature in fixed cylinder is maintained at 30~40 DEG C.Thermometer can measure the temperature in fixed cylinder, and then adjustment adds
The power of warmware, the temperature in fixed cylinder is maintained, promote moisture evaporation in tealeaves, improve efficiency of withering；It can also avoid fixing
The too high enzyme made in tealeaves of temperature inactivates in cylinder.
Preferred scheme two, as the further improvement to preferred scheme one, drier is molecular sieve, and drying box periphery is fixed
There is adding thermal resistance, dry lower box part and be provided with closed delivery port；After end is once withered, adding thermal resistance and delivery port are opened,
Adding thermal resistance is closed after delivery port no longer outflow water and closes delivery port.Open adding thermal resistance, the molecular sieve to being adsorbed with water
Heated, the water adsorbed in molecular sieve can flow out, and discharge drying box from delivery port.Molecular sieve may be reused, can
To reduce cost.
Preferred scheme three, as the further improvement to preferred scheme two, step 1）In, wither and close heating after starting 1h
Part；Step 3）In, wither and carry out first time detection after starting 4h.Shorten to the heat time for the gas for being passed through fixed cylinder, reduce
Fresh tea passes are in the time of hot environment, and when the temperature in fixed cylinder and fermenting cellar reduces, the fermenting speed of tealeaves also reduces,
Therefore the attenuation degree of tealeaves when withering can also be weakened.Shorten the heat time, the speed of withering of tealeaves was reduced, it is necessary to the longer time
Withered, detection time can be reduced by starting detection after the beginning 4h that withers, and reduce workload.
Preferred scheme four, as the further improvement to preferred scheme three, step 3）In, 3 times the assay intervals time be
30min, the 4th detection start, and are 20min with the preceding assay intervals time.When withering to the later stage, the water content of tealeaves connects
Nearly 30%~40%, shortening interval time can avoid the moisture excessive evaporation in tealeaves, avoid the water content of tealeaves from being less than 30%,
Avoid the excessive dehydration of tealeaves and be hardened.
Preferred scheme five, as the further improvement to preferred scheme four, after the indoor tea leaf withering that withers terminates,
Discharge door and motor are first opened, as motor rotates, the tealeaves for withering interior drops out at discharge door, is withered at this for room of withering
When room turns to face feeding gate again, motor is closed, the fresh tea passes for not starting to wither are put into the interior of withering, finally closed
Feeding gate and discharge door, and open motor and blower fan.The tea leaf withering of one interior of withering terminates to add new fresh tea at once afterwards
Leaf, the room of withering will not be vacant, can improve the utilization rate for room of withering, and then improves the efficiency of withering of tealeaves.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description：
Fig. 1 is the top view of the embodiment of the present invention；
Fig. 2 is the right view of withering mechanism in Fig. 1.
Embodiment
Reference is：Frame 1, motor 11, blower fan 12, drying box 13, delivery port 14, adding thermal resistance 15, fixed cylinder 2,
Feeding gate 21, closure member 22, discharge door 23, rotating shaft 3, rotate gear 31, discharge chamber 32, steam vent 33, fixed block 34, room of withering
4th, lid 41, electromagnet 42, switch 43, passage 44, conveyer belt 5.
As shown in Figure 1 and Figure 2, the uniform deterioration method of a kind of black tea, is withered using deteriorating machine, and deteriorating machine includes frame
1st, air inlet mechanism and withering mechanism；In frame 1 motor 11 is fixed with bolt.Withering mechanism includes rotating shaft 3 and fixed cylinder 2, turns
Four rooms 4 of withering are welded with the circumference of axle 3, the left end of rotating shaft 3 is welded with rotate gear 31, be welded with the drive shaft of motor 11 with
The drive gear that rotate gear 31 engages；Discharge chamber 32 is provided with rotating shaft 3, the side wall of discharge chamber 32 is provided with several and room 4 of withering
The steam vent 33 of connection.The side wall of room 4 of withering is provided with several passages 44, room 4 of withering be provided with the oral area that passes through for tealeaves with
And lid 41 is fixed with by torsion spring, iron block is inlaid with lid 41, the sidewall weld of room 4 that withers has electromagnet 42 and can close electricity
The switch 43 of magnet 42, the adsorbable lid 41 of electromagnet 42.Fixed cylinder 2 is located at the periphery of rotating shaft 3, and the left and right ends of fixed cylinder 2 are welded
It is connected in frame 1, the upper side wall of fixed cylinder 2 is provided with the closure member 22 and temperature of closing electromagnet 42 that can be stretched into fixed cylinder 2
Meter, the measurement end of thermometer are inserted in fixed cylinder 2.2 upper and lower side wall of fixed cylinder is respectively equipped with the charging that can be caught in fixed cylinder 2
Door 21 and discharge door 23, the closure member 22 of upside are located at the right side of feeding gate 21；Air inlet mechanism includes being fixed by bolts in frame 1
Blower fan 12 and drying box 13, the top of drying box 13 is provided with drain hole, and drain hole is externally provided with can be along the sealing of the slip of drying box 13
Lid；Drier is placed with drying box 13, drier can be super absorbent resin or molecular sieve, and the drier of the present embodiment is
Molecular sieve.The outlet air end of blower fan 12, which is glued, heating member, and the heating member of the present embodiment is resistance screen, and the outlet air end of blower fan 12 is also
Connected by pipeline with fixed cylinder 2, the right-hand member of rotating shaft 3 is provided with fixed block 34, and fixed block 34 is fixed in frame 1, and relative can turn
Axle 3 is rotated, and the air intake of blower fan 12 is connected by another pipeline with drying box 13.Drying box 13 is fixed with discharge pipe, discharge pipe
Fixed block 34 is run through in upper end, and is connected with rotating shaft 3, and discharge pipe is glued with fixed block 34.The bottom of drying box 13 is provided with delivery port 14,
Delivery port 14 is externally provided with the sealing-plug for closing delivery port 14, and being also glued outside drying box 13 has adding thermal resistance 15；
Comprise the following steps：
1）Blowing, feeding gate 21 and motor 11 are first opened, and promote the closure member 22 of upside, turned off part 22 and stretch into fixed cylinder 2
It is interior, the electromagnet 42 to wither on room 4 by closure member 22 is opened successively, and the lid 41 for room 4 of withering is opened；Room 4 of withering rotates
To motor 11 is closed during 21 lower section of feeding gate, 60% fresh tea passes for accounting for the capacity of room 4 that withers are put into room 4 of withering, are then pushed
Lid 41, electromagnet 42 adsorb lid 41；
2）Wither, close feeding gate 21 after fresh tea passes are loaded in all rooms 4 of withering, then open motor 11 and blower fan 12 and pull out pass
Closing member 22；The drive shaft 3 of motor 11 rotates, and the velocity of rotation of rotating shaft 3 is 0.3r/s；Wither and open heating member when starting, be spaced
20min checks a temperature reading, and adjusts the power of heating member, the gas temperature into fixed cylinder 2 is maintained at 40 DEG C；
Wither after starting 1h, close heating member；
3）Detection, wither and detected after carrying out 4h, 3 times the assay intervals time is 30min, and the 4th detection starts, and preceding
One-time detection interval time is 20min；Blower fan 12 is closed during detection, opens feeding gate 21, a room 4 of withering turns to feeding gate
Motor 11 is closed during 21 lower section, and presses the switch 43 of the electromagnet 42 on room 4 that withers, electromagnet 42 is closed, lid 41 is beaten
Open, take out the water content in 3 fresh tea passes detection fresh tea passes that this withers in room 4, there is the water content in detected fresh tea passes
During higher than 40%, the lid 41 and feeding gate 21 that wither on room 4 is closed, continues step 2）Operation；It is all to be detected
Water content in fresh tea passes does not turn off lid 41 and feeding gate 21 when being less than 40%, terminates to wither；
4）Discharge, the water content of fresh tea passes, which is reduced to after 40%, in room 4 of withering terminates withering to the tealeaves of the room 4 of withering, now
Close feeding gate 21, open discharge door 23 and motor 11, and material placing device is placed on the lower section of discharge door 23, tealeaves is closed after dropping out
Discharge door 23；Motor 11 is closed when the room 4 of withering is turned to below feeding gate 21, the tealeaves not withered is put into and withered
In room 4, and rotating cover 41, electromagnet is adsorbed lid 41, finally close feeding gate 21, open motor 11 and blower fan 12.
Motor 11 rotates counterclockwise rotating shaft 3, step 2）When being withered to tealeaves, blower fan 12 makes the gas in discharge chamber 32
Body is discharged, formation negative pressure in discharge chamber 32, and the gas in fixed cylinder 2 enters room 4 of withering through passage 44, is then passed through steam vent
33 enter in rotating shaft 3.Gas in fixed cylinder 2 accelerates fresh tea through the air velocity that increase is withered in room 4 when in room 4 that withers
Moisture evaporation in leaf, the vapor of evaporation enter in discharge chamber 32 with gas, then entered back into drying box 13, in gas
Vapor absorbed by drier, dry gas by blower fan 12 be heated after be again introduced into fixed cylinder 2, then pass through logical
Stomata 44, which enters, to wither in room 4, reduces the humidity withered in room 4, promotes fresh tea passes moisture evaporation.When heating member is opened, heating
Part heats to entering the gas in fixed cylinder 2, improves the temperature of environment of withering, and makes water evaporation rate in fresh tea passes more
It hurry up.During whole wither, room 4 of withering is as rotating shaft 3 rotates, and tealeaves rolls along the side wall of room 4 of withering, and tealeaves will not be always
It is attached to and withers in the side wall of room 4, avoids tealeaves from blocking passage 44 and steam vent 33.
After step 3) detects to tealeaves, tied when being less than 40% from the water content of the tealeaves to be detected of the taking-up of room 4 of withering
Beam withers to the room 4 of withering, and the lid 41 of the room 4 of withering does not turn off, and the room 4 of withering turns to as rotating shaft 3 rotates
During 3 downside of axle, tealeaves is dropped out out of this room 4 of withering, and fixed cylinder 2 is dropped out at discharge door 23.
Above-described is only the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these should also be considered as the guarantor of the present invention
Scope is protected, these effects and practical applicability for implementing all without the influence present invention.The present invention omits the technology of description, shape
Shape, construction part are known technology.
Claims (6)
1. a kind of uniform deterioration method of black tea, it is characterised in that withered using deteriorating machine, deteriorating machine includes frame, air intake
Mechanism and withering mechanism；Motor is fixed with the frame；The withering mechanism includes fixed cylinder and what can be motor driven turns
Axle, multiple rooms of withering is fixed with the rotating shaft circumference, the room side wall of withering is provided with multiple passages, set on the room of withering
There is the oral area passed through for tealeaves, and oral area is fixed with lid by torsion spring, the room side wall of withering is fixed with adsorbable lid
Electromagnet；Discharge chamber is provided with the rotating shaft, the discharge chamber side wall is provided with the steam vent connected with room of withering；The fixed cylinder
Positioned at rotating shaft periphery, the fixed cylinder upper portion side wall is provided with the closure member for closing electromagnet that can be stretched into fixed cylinder, described
Fixed cylinder top and bottom sidewall is respectively equipped with closable feeding gate and discharge door；The air inlet mechanism includes the wind being fixed in frame
Machine and the drying box for being built-in with drier, the outlet air end of the blower fan are connected with fixed cylinder, and the outlet air end of the blower fan is fixed with
Heating member, the drying box connect with rotating shaft, and the drying box connects with the air intake of blower fan；Comprise the following steps：
1）Blowing, feeding gate and motor are first opened, and promote the closure member of upside, turned off part and stretch into fixed cylinder, beat successively
The electromagnet to wither on room by closure member is opened, the lid for room of withering is opened；Wither when room is turned to below feeding gate and close
Motor, 30%~60% fresh tea passes for accounting for the chamber vol that withers are put into interior of withering, then push lid, electromagnet adsorption cover
Body；
2）Wither, close feeding gate after all indoor loading fresh tea passes of withering, then open motor and blower fan and pull out closure member；Electricity
Machine drive shaft rotates, and axis of rotation speed is 0.1~0.3r/s；Wither and open heating member when starting, make into fixed cylinder
Gas temperature is maintained at 30~40 DEG C；Wither after 1~1.5h of beginning, close heating member；
3）Detect, detected after the 3~4h of carry out that withers, carry out one-time detection every 15~30min afterwards；Wind is closed during detection
Machine, feeding gate is opened, motor is closed in a room of withering when turning to below feeding gate, and presses the electromagnet to wither on room
Switch, electromagnet is closed, lid is opened, and takes out the water content in 3~5 fresh tea passes detection fresh tea passes of the interior of withering, if
Water content in detected fresh tea passes is higher than 30%~40%, closes the lid and feeding gate that wither on room, continues to walk
Rapid 2）Operation；Water content in all fresh tea passes to be detected does not turn off lid and feeding gate when being less than 30%~40%, ties
Beam withers；
4）Discharging, the water content for indoor fresh tea passes of withering, which is reduced to after 30%~40%, terminates withering to the tealeaves of the room of withering,
Now close feeding gate, open discharge door and motor, and material placing device is placed on below discharge door, tealeaves closes discharging after dropping out
Door.
2. the uniform deterioration method of black tea according to claim 1, it is characterised in that be fixed with temperature in the fixed cylinder
Meter, fixed cylinder side wall is run through at the thermometer measure end, and stretches into fixed cylinder；20~30min of interval checks a thermometer
Reading, and the power of heating member is adjusted, temperature in fixed cylinder is maintained at 30~40 DEG C.
3. the uniform deterioration method of black tea according to claim 2, it is characterised in that the drier is molecular sieve, described
Drying box periphery is fixed with adding thermal resistance, and the dry lower box part is provided with closed delivery port；After end is once withered, open
Adding thermal resistance and delivery port, adding thermal resistance is closed after delivery port no longer outflow water and closes delivery port.
4. the uniform deterioration method of black tea according to claim 3, it is characterised in that the step 1）In, wither and start 1h
After close heating member；The step 3）In, wither and carry out first time detection after starting 4h.
5. the uniform deterioration method of black tea according to claim 4, it is characterised in that the step 3）In, between 3 times detecting
It is 30min every the time, the 4th detection starts, and is 20min with the preceding assay intervals time.
6. the uniform deterioration method of black tea according to claim 5, it is characterised in that one tealeaves for withering interior withers
Wither after end, first open discharge door and motor, as motor rotates, the tealeaves for withering interior falls at discharge door for room of withering
Go out, when turning to face feeding gate again in the room of withering, close motor, the fresh tea passes for not starting to wither are put into the room of withering
It is interior, feeding gate and discharge door are finally closed, and open motor and blower fan.
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| CN201710775969.XA CN107333920B (en) | 2017-08-31 | 2017-08-31 | Uniform withering method for black tea |
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|---|---|---|---|
| CN201710775969.XA CN107333920B (en) | 2017-08-31 | 2017-08-31 | Uniform withering method for black tea |
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| CN107333920A true CN107333920A (en) | 2017-11-10 |
| CN107333920B CN107333920B (en) | 2020-04-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110839717A (en) * | 2019-12-10 | 2020-02-28 | 浙江红茗茶机成套技术有限公司 | Withering integrated machine and withering method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104026275A (en) * | 2014-05-29 | 2014-09-10 | 贵州省凤冈县黔雨枝生态茶业有限公司 | Black tea withering method |
| CN203969105U (en) * | 2014-08-15 | 2014-12-03 | 林清矫 | Red green tea shares tea production line |
| CN106212750A (en) * | 2016-08-05 | 2016-12-14 | 贵州省凤冈县浪竹有机茶业有限公司 | A kind of drum-type tea deteriorating machine |
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2017
- 2017-08-31 CN CN201710775969.XA patent/CN107333920B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104026275A (en) * | 2014-05-29 | 2014-09-10 | 贵州省凤冈县黔雨枝生态茶业有限公司 | Black tea withering method |
| CN203969105U (en) * | 2014-08-15 | 2014-12-03 | 林清矫 | Red green tea shares tea production line |
| CN106212750A (en) * | 2016-08-05 | 2016-12-14 | 贵州省凤冈县浪竹有机茶业有限公司 | A kind of drum-type tea deteriorating machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110839717A (en) * | 2019-12-10 | 2020-02-28 | 浙江红茗茶机成套技术有限公司 | Withering integrated machine and withering method thereof |
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| CN107333920B (en) | 2020-04-21 |
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