CN105076544A - Production system for microwave enzyme deactivation of organic flat tea - Google Patents
Production system for microwave enzyme deactivation of organic flat tea Download PDFInfo
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Abstract
The invention relates to a production system for microwave enzyme deactivation of organic flat tea. The production system comprises a spreading device, a blanching device, an air-drying device, an enzyme deactivation device, a processing machine, a flatting mill, a drying oven, a spreading and cooling mat, a drying cage, a refrigerating device, an aroma enhancing machine and a vacuum packaging machine which are sequentially connected front and back, wherein the spreading device is used for spreading tea leaves, wherein the blanching device is used for blanching the spread tea leaves; the air-drying device is used for air-drying the blanched tea leaves; the enzyme deactivation device is used for enzyme deactivation of the air-dried tea leaves; the processing machine is used for tidying the tea leaves; the flatting mill is used for shaping the processed tea leaves in a flatting manner; the drying oven is used for conducting primary drying treatment on the shaped tea leaves; the spreading and cooling mat is used for cooling the tea leaves subjected to primary drying treatment in a spreading manner; the drying cage is used for conducting secondary drying treatment on the cooled tea leaves; the refrigerating device is used for curing the tea leaves subjected to secondary drying treatment in a refrigerating manner; the aroma enhancing machine is used for enhancing the aroma of flat green tea. The production system provided by the invention can be used for continuous production of the flat green tea, so as to improve tea production efficiency and enhance tea color and lustre.
Description
Technical field
The present invention relates to field of tea production, be specifically related to a kind of organic flat tea microwave de-enzyming production system.
Background technology
Monkey chief is the high-end green tea in flat tea, abounds with in Huangshan District, Huangshan, deeply likes by the customer of a teahouse.The processing and fabricating of current monkey chief, still following traditional handmade craft, there are some problems in it.Such as, the control that the color of its obtained tealeaves depends on tealeaves primary colors and completes, often obtained tealeaves color burnt hair, blackout, affect the quality of tealeaves.
Summary of the invention
Object of the present invention is just to provide a kind of organic flat tea microwave de-enzyming production system, and it effectively can improve the quality of monkey chief green tea.
For achieving the above object, present invention employs following technical scheme:
A kind of organic flat tea microwave de-enzyming production system, it is characterized in that: comprise sequentially before and after be connected spread device for what spread tealeaves, blue or green boiling hot blue or green device is scalded for carrying out tealeaves, for the airing device dried tealeaves, for the steaming apparatus completed to tealeaves, for carrying out the carding machine managing bar to tealeaves, for carrying out the tea leaf flattening mill flattening shaping to tealeaves, for carrying out the baking oven of one-level drying and processing to tealeaves, for carrying out the spreading for cooling seat of spreading for cooling to the tealeaves after one-level drying and processing, for carrying out the hand-held basketwork brazier of secondary drying and processing to tealeaves, for carrying out the cold storage plant refrigerating slaking to tealeaves, for carrying out fragrance extracting machine and the vacuum packing machine of Titian to tealeaves, steaming apparatus comprises the roller fixation device and microwave de-enzyming machine that set gradually, spreading for cooling device is provided with between roller fixation device and microwave de-enzyming machine, microwave de-enzyming machine comprises the 3rd casing and runs through the 3rd casing carries out horizontal feed the 3rd conveyer belt to tealeaves, horizontally disposed air gathering plate and air distribution plate is provided with in 3rd casing, air gathering plate and air distribution plate are placed in the upper of the 3rd conveyer belt, downside, air gathering plate and air distribution plate are orifice plate and form, 3rd is provided with microwave generator between conveyer belt and air distribution plate, the upper roof of the 3rd casing and lower diapire arrange collection air port and air outlet respectively, be connected by air delivery pipe between collection air port and air outlet, air delivery pipe is provided with dehumidifier and the 3rd blower fan.
By being used in conjunction of microwave de-enzyming machine and roller fixation device, when scalding blue or green, cleaning is carried out to tealeaves and elementary completing carries out fixation; Roller fixation carries out one-level and completes shaping for tea aroma and promote non-enzymatic chemical reaction, promotes millet paste quality, makes millet paste mellow, fresh refreshing, makes tealeaves develop odor type simultaneously; Microwave de-enzyming carries out secondary and completes, and carries look and Bao Se for tealeaves, makes the verdant cloud profit of the color of finished tea.
The Tea Production system provided in technique scheme, it can be used for the continuous seepage of flat green tea, improves the color and luster of Tea Production efficiency and lifting tealeaves.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of organic flat tea microwave de-enzyming production system;
Fig. 2 is the structural representation of microwave de-enzyming machine;
Fig. 3 is the structural representation of boiling hot blue or green machine;
Fig. 4 is the structural representation of hot-water line;
Fig. 5 is the structural representation of boiling hot blue or green carrier pipe;
Fig. 6 is the schematic diagram of foraminous conveyer feed end;
Fig. 7 is inner bellows structural representation;
Fig. 8 is the schematic diagram of foraminous conveyer discharge end;
Fig. 9 is the structural representation of cloth materials and parts;
Figure 10 is that hot water circuit utilizes schematic diagram.
Detailed description of the invention
In order to make objects and advantages of the present invention clearly understand, below in conjunction with embodiment, the present invention is specifically described.Should be appreciated that following word only in order to describe one or more concrete embodiments of the present invention, considered critical is not carried out to the protection domain that the present invention specifically asks.
Organic flat tea microwave de-enzyming production system provided by the invention, as shown in Figure 1, comprise sequentially before and after be connected spread device 90 for what spread tealeaves, blue or green boiling hot blue or green device 10 is scalded for carrying out tealeaves, for the airing device 20 dried tealeaves, for the steaming apparatus 30 completed to tealeaves, for carrying out the carding machine 40 managing bar to tealeaves, for carrying out the tea leaf flattening mill 50 flattening shaping to tealeaves, for carrying out the baking oven 61 of one-level drying and processing to tealeaves, for carrying out the spreading for cooling seat 62 of spreading for cooling to the tealeaves after one-level drying and processing, for carrying out the hand-held basketwork brazier 63 of secondary drying and processing to tealeaves, for carrying out the cold storage plant 70 refrigerating slaking to tealeaves, for carrying out fragrance extracting machine 80 and the vacuum packing machine of Titian to tealeaves, steaming apparatus 30 comprises the roller fixation device and microwave de-enzyming machine W10 that set gradually, is provided with spreading for cooling device between roller fixation device and microwave de-enzyming machine W10.Specifically as shown in Figure 2, microwave de-enzyming machine W10 comprises the 3rd casing and runs through the 3rd casing carries out horizontal feed the 3rd conveyer belt W11 to tealeaves, horizontally disposed air gathering plate W13 and air distribution plate W14 is provided with in 3rd casing, air gathering plate W13 and air distribution plate W14 is placed in the upper of the 3rd conveyer belt W11, downside, air gathering plate W13 and air distribution plate W14 is orifice plate and forms, microwave generator W12 is provided with between 3rd conveyer belt W11 and air distribution plate W14, the upper roof of the 3rd casing and lower diapire arrange collection air port W15 and air outlet W16 respectively, be connected by air delivery pipe between collection air port W15 and air outlet W16, air delivery pipe is provided with dehumidifier and the 3rd blower fan.Due to when microwave de-enzyming, the moisture in tealeaves can distribute, and is therefore extracted to remove by the steam of generation by arranging the 3rd blower fan, simultaneously by dried hot-air delivering in the 3rd casing, economize energy and promote the dehydration rate of tealeaves.Microwave generator W12 is arranged between the 3rd conveyer belt W11 and air distribution plate W14 in addition, steam can be avoided the impact of circuit, guarantee equipment reliability of operation and increasing the service life, the 3rd conveyer belt W11 selects the plastics guipure of food-grade to form, avoids absorbing microwave and guarantee food security.
Carding machine, cold storage plant, fragrance extracting machine all can adopt the existing tea machine equipment with identical function to use, and tea leaf flattening mill 50 can be general pressure roller flatting mill, and roller fixation machine can select 6CST type tea roller continuous de-enzyming machine.Between neighboring devices, tealeaves conveying can adopt conveyer belt and/or manually transport.Spread device, spreading for cooling device is bamboo sieve or bamboo plaque is formed.
The concrete technology adopting the said equipment to produce flat tea is:
A kind of organic flat tea microwave de-enzyming production technology, comprises the following steps:
Spread: the fresh leaf of bud two leaf plucked is placed in spreading, device ventilates spreads 1h, its green grass gas is dispersed, and period stirs tealeaves 2 times, and local tea variety is the large tea of persimmon;
Scald blue or green: tealeaves is placed in boiling hot blue or green device and scalds blue or green process 70 ~ 80s (because persimmon large tea tealeaves is stout and strong, therefore scalding the long 20s of blue or green time more general green tea), the temperature controlling hot water is 95 ~ 98 DEG C,
Complete: scald after green grass or young crops and tealeaves is dried, after drying, tealeaves is put into roller fixation machine 180 ~ 185 DEG C of one-levels and to complete process 2.5 ~ 3min; Tealeaves after one-level being completed is put on spreading for cooling device, and room temperature spreading for cooling 5 ~ 8min, makes tealeaves recover, and non-enzymatic chemical reaction occurs, development odor type and fragrance; Tea leaf conveying after spreading for cooling is delivered to microwave de-enzyming machine to carry out secondary and complete, secondary fixation time 2.5 ~ 3min, power 10KW (microwave output power);
Reason bar, shaping: cooled by tealeaves after microwave de-enzyming and be placed in slot type carding machine and carry out reason bar, deliver to tealeaves in tea leaf flattening mill after reason bar terminates and carry out flattening shaping (starting to overflow to tea juice);
Dry: deliver in baking oven by the tealeaves after shaping, 140 DEG C of one-level drying and processings make the moisture content of tealeaves be down to 30 ~ 35%, be placed in by tealeaves to spread on seat again and carry out spreading for cooling after one-level drying and processing; Poured into by tealeaves after spreading for cooling on hand-held basketwork brazier and carry out secondary drying and processing, controlling hand-held basketwork brazier head temperature is 70 ~ 75 DEG C, and sufficient fire drying tealeaves is down to 3 ~ 5% to moisture content, and hand-held basketwork brazier adopts chestnut carbon fire to bake;
Refrigeration slaking: after oven dry, tealeaves is placed in cold storage plant 3 ~ 5 DEG C, refrigeration slaking 2 months;
Titian, packaging: the tealeaves after refrigeration slaking is put into fragrance extracting machine 90 ~ 95 DEG C of Titian 5 ~ 8min, and Titian terminates rear cooling and vacuum packaging.
The flat tea of monkey chief's type that above-mentioned technique is produced, flat sturdy, verdant even profit, soup look light green is limpid bright, and the fresh alcohol of flavour, dark brown more traditional monkey chief has a distinct increment.
Scald blue or green device 10 as Fig. 3, shown in 4, comprising vertical shape arranges for adding the hopper 12 of tealeaves and installing the frame 11 of hopper 12, internal face at the bottom of the bucket of hopper 12 is hemispheric arcwall face, the center of curvature of arcwall face is positioned at hopper oral area side, the lowest part of arcwall face is provided with discharging interface 122a, hopper 12 rotates around its heart yearn and is fixed in frame 11, hopper 12 is connected with its first driving mechanism carrying out rotating of driving, the oral area of hopper 12 is provided with hot-water line 121, hot-water line 121 is that the body of inverted cone zigzag shape is formed, the lower end of hot-water line 121 is shutoff shape, the hypomere of hot-water line 121 to be plugged in hopper 12 and hot-water line 121 be positioned at hopper 12 pipe shaft on interval set out water hole 121a, the water outlet direction of apopore 121a is the interior sidewall surface pointing to hopper 12 obliquely, the downside of hopper 12 is provided with boiling hot blue or green carrier pipe 13, the upper end and the discharging interface 122a that scald blue or green carrier pipe 13 form to be rotatably assorted around the heart yearn of hopper 12 and are connected, boiling hot blue or green carrier pipe 13 and hot-water line 121 are fixed in frame, the upper end of hot-water line 121 is connected with hot-water cylinder and is connected, adjacent upper on hot-water line 121, lower two-layer apopore 121a is that interleaved shape is arranged.
Scald in blue or green device 10 by tealeaves being dropped in hopper 12, because the first driving mechanism drives hopper 12 together to rotate, the tealeaves fallen into like this in hopper 12 will enter boiling hot blue or green carrier pipe 13 with hot water is together spiral helicine from discharging interface 122a outflow, tealeaves can not be detained in hopper 12, ensure that all tealeaves can enter boiling hot blue or green carrier pipe 13 fast, the every sheet tealeaves entering boiling hot blue or green carrier pipe 13 is all surrounded by hot water and evenly carries out scalding green grass or young crops, thus improve boiling hot blue or green effect and shorten the boiling hot blue or green time, above-mentioned boiling hot blue or green machine is adopted to carry out scalding green grass or young crops to tealeaves, the time that tealeaves scalds green grass or young crops only needs 50 ~ 60s, avoid tealeaves to cross like this and scald blue or green and owe boiling hot blue or green, improve the color and luster of tealeaves and avoid the stripping of the benefit materials such as Tea Polyphenols, promote tea matter.
Tealeaves scalds the blue or green time can by arranging the boiling hot length of blue or green carrier pipe 13 and the flow velocity of hot water controls, and it is consistent with the optimal transport flow in boiling hot blue or green carrier pipe 13 that the hot water in hopper 12 injects flow.From boiling hot blue or green carrier pipe 13 lower end, out tealeaves is separated by foraminous conveyer (screen cloth) with hot water, and after being separated, tealeaves dries rapidly and carries out next step operation.
Further scheme is, scalding blue or green carrier pipe 13 is that spiral helicine insulating tube is formed, as shown in Figure 3.Spiral helicine insulating tube can reduce the length of boiling hot blue or green carrier pipe 13, avoids tealeaves to block in boiling hot blue or green carrier pipe 13.In addition, can arrange gripper shoe at the periphery wall of hopper 12, gripper shoe is set up and is fixed in frame 11, gripper shoe consists of to be rotatably assorted with frame 11 ball connector and is connected, first driving mechanism can be motor and forms, and hopper 12 is connected with motor by belt, and motor drives hopper 12 to rotate.
For airing device 20, its technical scheme taked is as Fig. 6, 7, shown in 8, airing device 20 comprises horizontally disposed foraminous conveyer, feed end and the corresponding layout of the lower end discharging mouth of pipe 131 of scalding blue or green carrier pipe 13 of foraminous conveyer, scalding to be provided with between blue or green carrier pipe 13 and foraminous conveyer makes tealeaves evenly drop down onto cloth materials and parts 24 on foraminous conveyer along the bandwidth direction of foraminous conveyer, the middle part of foraminous conveyer is positioned at bellows 25, and foraminous conveyer comprises, first of lower layout, two guipures 21, 22, first, two guipures 21, water leg 23 is provided with between 22, water leg 23 layout corresponding with the blanking port of cloth materials and parts 24, bellows 25 are that the casing of strip is formed, the vacancy portion passed for foraminous conveyer is offered at the two ends of casing, the bottom of bellows 25 arranges air inlet pipe interface 251, the top of bellows 25 sets out air pipe interface 252, horizontally disposed air distribution plate 253 and gas collection plate 254 is also provided with in bellows 25, air distribution plate 253 and gas collection plate 254 are orifice plate and form, gas collection plate 254 is positioned at the upside of the first guipure 21, air distribution plate 253 is positioned at the downside of the second guipure 22, in bellows 25 first, two guipures 21, also first is provided with between 22, two tracheae 20a, 20b, first, two tracheae 20a, 20b lays respectively at two edge (two edge of throughput direction) of foraminous conveyer and arranges (that is first respectively along the throughput direction of foraminous conveyer, two tracheae 20a, the length direction of 20b is consistent with the throughput direction of foraminous conveyer), first, two tracheae 20a, the pipe shaft of 20b is arranged at intervals with the first air nozzle, the outgassing direction of the first air nozzle points to the middle part of foraminous conveyer obliquely, and first, two guipures 21, the 3rd tracheae 20c is also provided with between 22, 3rd tracheae 20c is positioned at the discharge end of foraminous conveyer and the width along foraminous conveyer is arranged, the pipe shaft of the 3rd tracheae 20c is arranged at intervals with the second air nozzle, the outgassing direction of the second air nozzle points to the side away from foraminous conveyer obliquely, air inlet pipe interface 251 and first, two, three tracheaes are all connected with the air outlet of the second blower fan.
Drop down onto on foraminous conveyer because tealeaves can not directly impact, therefore needing, cloth materials and parts 24 are set and carries out buffering cloth, prevent tealeaves impaired and tealeaves is evenly arranged at the bandwidth direction of foraminous conveyer.By passing into thermal current in the air inlet mouth of pipe aweather case 25, thermal current makes the tealeaves of foraminous conveyer stir dehydration by being uniformly distributed of cloth materials and parts, makes tealeaves rapid airing.The setting of first and second tracheae 20a, 20b be drop and increase tealeaves when preventing tealeaves from stirring on the first guipure from the edge of guipure stir effect, shorten tealeaves flash-off time.The air-flow that 3rd air nozzle is formed can make tealeaves depart from from foraminous conveyer, enters subsequent processing.As arranged the first conveyer belt 26 at the blanking end of foraminous conveyer, the upper strata belt body of the first conveyer belt 26 takes the shape of the letter U, first conveyer belt 26 and foraminous conveyer interlaced arrangement, the tealeaves fallen from foraminous conveyer like this drops down onto in the first conveyer belt 26, is delivered to subsequent processing carries out other and operate by the first conveyer belt 26.
Concrete is operating as, as shown in Figure 9, cloth materials and parts 24 comprise the coaming plate 243 of drapery panel and the setting of drapery panel periphery, drapery panel is that a folding shape plate body is formed, the height of folding shape plate body reduces gradually along the throughput direction of foraminous conveyer, the width of folding shape plate body increases gradually along the throughput direction of foraminous conveyer, folding shape plate body comprises the first plate body 241 and the second plate body 242 that the throughput direction along foraminous conveyer is arranged successively, second plate body 242 is arranged to concordant blade-like compared with the side of low side, second plate body 242 is 3 ~ 5 ° with angle formed by horizontal plane, first plate body 241 is 5 ~ 8 ° with angle formed by horizontal plane, scald the lower end charging mouth of pipe and the corresponding layout of the first plate body 241 of blue or green carrier pipe 13, the boiling hot blue or green heart yearn of the carrier pipe 13 lower end discharging mouth of pipe 131 and the angle of the first plate body 241 are 8 ~ 10 °, scald the lower end discharging mouth of pipe 131 of blue or green carrier pipe 13 and be arranged to horn-like (that is the lower end discharging mouth of pipe 131 be arranged to cross section that is horn-like and the lower end discharging mouth of pipe 131 be elliposoidal) that cross section is elliposoidal.Above-mentioned drapery panel can make tealeaves be uniformly distributed along the width of foraminous conveyer, improves follow-up tealeaves and dries effect.The control of above-mentioned angle is necessary, its can make tealeaves smooth-going drop down onto on foraminous conveyer, prevent tealeaves and foraminous conveyer from clashing into, tealeaves is made to be stuck in mesh interior or broken, found by great many of experiments optimization, adopt above-mentioned angle to implement, the breakage rate of tealeaves can be down to less than 0.8%, greatly improves tea leaf quality.Cloth materials and parts 24 are by connector and support Joint.
Because tealeaves is in boiling hot blue or green process, the impurity on tealeaves surface and pesticide residue can be in the hot water molten, in order to energy-conservation, general hot water and thermal current repeat to recycle, therefore, the present invention adopts scheme as shown in Figure 10 to implement: the delivery port of water leg 23 is connected with rough filtering device 10A, the delivery port of rough filtering device 10A is connected with organic matter removal device 10B, the delivery port of organic matter removal device 10B is connected with heater 10C, the delivery port of heater 10C is connected with hot-water cylinder 10D, and the delivery port of hot-water cylinder 10D is connected with hot-water line and is connected; The escape pipe interface of bellows is connected with the first blower fan 20A, the gas outlet of the first blower fan is connected with dehydrating unit 20B, the gas outlet of dehydrating unit 20B is connected with heater 20C, the gas outlet of heater 20C is connected with the second blower fan 20D, and the gas outlet of the second blower fan 20D is connected with the air inlet pipe interface of bellows.Rough filtering device 10A can be general net filtration device, and for removing some larger impurity, organic matter removal device 10B is mainly used for removing the pesticide residue in water body, can be charcoal absorption filter or other conventional pesticides removal devices; Heater 10C heats hot water, makes the water temperature of hot water meet tealeaves and scalds blue or green demand, realized the conveying of hot water between rough filtering device 10A, organic matter removal device 10B, heater 10C, hot-water cylinder 10D, hopper by the pump housing.Thus realize energy-conservation basis ensureing scalding continuously of tealeaves is blue or green.Dehydrating unit 20B for removing the moisture in thermal current, the demand that heater 20C dries to meet tealeaves for the temperature improving thermal current.
The above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; to know in the present invention after contents; under the premise without departing from the principles of the invention; can also make some equal conversion to it and substitute, these convert on an equal basis and substitute and also should be considered as belonging to protection scope of the present invention.
Claims (3)
1. an organic flat tea microwave de-enzyming production system, it is characterized in that: comprise sequentially before and after be connected spread device for what spread tealeaves, blue or green boiling hot blue or green device is scalded for carrying out tealeaves, for the airing device dried tealeaves, for the steaming apparatus completed to tealeaves, for carrying out the carding machine managing bar to tealeaves, for carrying out the tea leaf flattening mill flattening shaping to tealeaves, for carrying out the baking oven of one-level drying and processing to tealeaves, for carrying out the spreading for cooling seat of spreading for cooling to the tealeaves after one-level drying and processing, for carrying out the hand-held basketwork brazier of secondary drying and processing to tealeaves, for carrying out the cold storage plant refrigerating slaking to tealeaves, for carrying out fragrance extracting machine and the vacuum packing machine of Titian to tealeaves, steaming apparatus comprises the roller fixation device and microwave de-enzyming machine that set gradually, spreading for cooling device is provided with between roller fixation device and microwave de-enzyming machine, microwave de-enzyming machine comprises the 3rd casing and runs through the 3rd casing carries out horizontal feed the 3rd conveyer belt to tealeaves, horizontally disposed air gathering plate and air distribution plate is provided with in 3rd casing, air gathering plate and air distribution plate are placed in the upper of the 3rd conveyer belt, downside, air gathering plate and air distribution plate are orifice plate and form, 3rd is provided with microwave generator between conveyer belt and air distribution plate, the upper roof of the 3rd casing and lower diapire arrange collection air port and air outlet respectively, be connected by air delivery pipe between collection air port and air outlet, air delivery pipe is provided with dehumidifier and the 3rd blower fan.
2. organic flat tea microwave de-enzyming production system according to claim 1, is characterized in that: the 3rd conveyer belt is that the plastics guipure of food-grade is formed.
3. organic flat tea microwave de-enzyming production system according to claim 1, is characterized in that: roller fixation machine is 6CST type tea roller continuous de-enzyming machine.
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Application publication date: 20151125 |