CN105192124A - New process for producing hierochloe odorata type tea through roller-microwave de-enzyming - Google Patents
New process for producing hierochloe odorata type tea through roller-microwave de-enzyming Download PDFInfo
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- CN105192124A CN105192124A CN201510604892.0A CN201510604892A CN105192124A CN 105192124 A CN105192124 A CN 105192124A CN 201510604892 A CN201510604892 A CN 201510604892A CN 105192124 A CN105192124 A CN 105192124A
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Abstract
The invention discloses a new process for producing hierochloe odorata type tea through roller-microwave de-enzyming. A second turnover mechanism is arranged between the discharge end of a first spraying conveying belt and the feed end of a second spraying conveying belt and comprises a second distributing plate which is obliquely arranged. The height of the second distributing plate is gradually increased in the conveying direction of the first spraying conveying belt. The face of the second distribution plate and a path for the tea leaves to fall off at the discharging end of the first spray conveyor belt are arranged in an intersecting mode. After tea strip tidying, primary drying is conducted in a first oven at the temperature of 140 DEG C till the water content of the tea is reduced to 25%, hierochloe odorata extract is sprayed after primary drying is completed, and after the hierochloe odorata extract is sprayed, secondary drying is conducted in a second oven at the temperature of 90 DEG C till the water content is reduced to 3%-5%. The green tea prepared through the method is compact and flatly-spread in strip shape, jade green and uniform and embellished in color, the fragrance is in a hierochloe odorata simple and elegant type, the tea water color is verdurous and bright, tea water is fresh, brisk, mellow and sweet, and the hierochloe odorata type tea is quality goods in green tea.
Description
Technical field
The present invention relates to Tea Production apparatus field, be specifically related to the new technology that a kind of cylinder-microwave de-enzyming produces thatch odor type tealeaves.
Background technology
The odor type of current green tea is single, and mainly orchid odor type, chestnut odor type, also have other floral types certainly.By carrying out research discovery to the woods of Yuexi grass hair perfume (or spice) (also known as Mao Xiang, a kind of weeds dish in cogongrass area, hills being grown on Anhui, Yuexi), its fragrance can combine together with green tea, tealeaves is made to be simple and elegant hair odor type, and the main component of its fragrance is ethereal oil, be different from general flower, hay-scented, there is good health-care efficacy, be therefore necessary production technology or system that a kind of mao of scent type green tea is provided.
Summary of the invention
Object of the present invention is just to provide the new technology that a kind of cylinder-microwave de-enzyming produces thatch odor type tealeaves, and it can effectively solve the problem, and improves tealeaves and scalds blue or green uniformity, ensures color and luster and the tea matter of finished tea.
For achieving the above object, the present invention implements by the following technical solutions:
Cylinder-microwave de-enzyming produces a new technology for thatch odor type tealeaves, comprises following operating procedure:
Spread: bud one leaf of harvesting and the fresh leaf of first exhibition of two leaves and a bud are positioned over spread on device and carry out spreading until tealeaves color starts to turn dark, spread in process and stir fresh leaf;
First baking: tealeaves is placed in the baking oven of 125 ~ 130 DEG C after spreading, hot blast stirs dry 4 ~ 5min;
Scald blue or green: dropped into by tealeaves to scald in blue or green device after just drying and scald blue or green process 50 ~ 55s, controlling hot water temperature is 90 ~ 95 DEG C, after scalding green grass or young crops, tea leaf conveying is delivered to airing device and dries;
Complete: after drying, tealeaves is put into roller fixation machine 120 ~ 130 DEG C of one-levels and to complete process 2 ~ 2.5min; Tealeaves after one-level being completed is put on spreading for cooling device, room temperature spreading for cooling 10 ~ 15min, the tea leaf conveying after spreading for cooling is delivered to microwave de-enzyming machine and carries out secondary and complete, secondary fixation time 1.8 ~ 2min;
Reason bar, oven dry: tealeaves is placed in carding machine carries out managing bar, reason bar terminate after by tealeaves in the first baking oven first 140 DEG C carry out one-level drying and processing to the moisture content of tealeaves and be down to 25%, in tealeaves, Mao Xiang extract is sprayed by flusher after one-level drying and processing terminates, tealeaves 90 DEG C of secondary drying and processings in the second baking oven after sprinkling Mao Xiang extract, until moisture content is down to 3 ~ 5%;
Refrigeration slaking: after oven dry, tealeaves is placed in cold storage plant 0 ~ 5 DEG C, refrigeration slaking 1 month;
Titian, packaging: again the tealeaves after refrigeration slaking is put into fragrance extracting machine 85 DEG C of Titian 25min, Titian terminates rear cooling vacuum packaging.
First baking oven comprises the first oven dry casing, be provided with in first oven dry casing, lower parallel positioned opposite for carrying first of tealeaves, two, three dry conveyer belt, second two ends of drying conveyer belt are all positioned at the first baking oven, the feed end of the first delivery end and the 3rd oven dry conveyer belt of drying conveyer belt is all positioned at the inside of the first oven dry casing, the discharge end of the first feed end and the 3rd oven dry conveyer belt of drying conveyer belt extends to the outside at the first baking oven both ends respectively, the first horizontally disposed collector plate and the first cloth stream plate is provided with in first oven dry casing, first collector plate is positioned at the upside of the first oven dry conveyer belt, first cloth stream plate is positioned at the downside that the 3rd dries defeated band, first, two, three downsides of drying conveyer belt are respectively arranged with the first homogenizing plate, the upper face of the first homogenizing plate evenly arranges the first electric heating tube, first collector plate, first cloth stream plate, first homogenizing plate is orifice plate and forms, first, two outsides of drying conveyer belt delivery end are respectively arranged with the first material stirring-up mechanism tealeaves being carried out to stirring, first material stirring-up mechanism comprises the first drapery panel be in tilted layout, the height of the first drapery panel dries conveyer belt along first or the second throughput direction of drying conveyer belt increases gradually, the plate face of the first drapery panel respectively with tealeaves first, layout is intersected in two paths of drying conveyer belt delivery end whereabouts, the angle of inclination of the first drapery panel is 45 ~ 60 °, the lower end of the first drapery panel is 2.5 ~ 3.5cm apart from the spacing of the conveyor surface of adjacent oven dry conveyer belt on the downside of it, first, two delivery ends of drying conveyer belt also arrange the first tracheae respectively, first tracheae is respectively along first, two width ranges of drying conveyer belt are arranged, first tracheae is connected with the first air-blowing device, the pipe shaft of the first tracheae is arranged at intervals with for the first jet valve, the blowing direction of the first valve is obliquely and the side pointed near the first drapery panel lower end, first drapery panel is that wave-shape board is formed,
The structure of first and second baking oven is consistent, and the power of the first electric heating tube in the second baking oven, three the first homogenizing plates installed from top to bottom reduces gradually;
Steaming apparatus comprises the roller fixation device and microwave de-enzyming machine that set gradually, is provided with spreading for cooling bamboo plaque 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 and lower side of the 3rd conveyer belt, 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 be 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 emerald green even profit of the color of finished tea.
The Tea Production system provided in technique scheme, it can be used for the continuous seepage of mao scent type green tea, increases the odor type of tealeaves and promotes the stripping of tealeaves benefit materials.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that cylinder-microwave de-enzyming produces the system of thatch odor type tealeaves;
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 A place enlarged diagram;
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;
Figure 11 is the structural representation of the first baking oven;
Figure 12 is the structural representation of flusher;
Figure 13 is the side view of the first drapery panel.
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." heart yearn " described below all refers to the center line of these parts.
The invention provides the system that a kind of cylinder-microwave de-enzyming produces thatch odor type tealeaves, as shown in Figure 1, comprise sequentially before and after be connected spread device 80 for what spread tealeaves, for the baking oven 90 of drying 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 first baking oven 51 of one-level drying and processing to tealeaves, for spraying the flusher 52 of Mao Xiang extract to the tealeaves after one-level drying and processing, for carrying out the second baking oven 53 of secondary drying and processing to tealeaves, for carrying out the cold storage plant 60 refrigerating slaking to tealeaves, for carrying out fragrance extracting machine 70 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 bamboo plaque 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.
Spreading device, baking oven, first and second baking oven, carding machine, cold storage plant, fragrance extracting machine all can adopt the existing tea machine equipment with identical function to use.As spread device can be bamboo chip braiding bamboo sieve or bamboo bed; Baking oven, first and second baking oven can be hot-air oven.Roller fixation machine can select 6CST type tea roller continuous de-enzyming machine.
The concrete technology adopting said system to produce green tea is:
Cylinder-microwave de-enzyming produces a technique for thatch odor type tealeaves, comprises following operating procedure:
Spread: bud one leaf of harvesting and the fresh leaf of first exhibition of two leaves and a bud are positioned over spread on device and carry out spreading until tealeaves color starts to turn dark, spread in process and stir fresh leaf;
First baking: tealeaves is placed in the baking oven of 125 ~ 130 DEG C after spreading, hot blast stirs dry 4 ~ 5min;
Scald blue or green: dropped into by tealeaves to scald in blue or green device after just drying and scald blue or green process 50 ~ 55s, controlling hot water temperature is 90 ~ 95 DEG C, after scalding green grass or young crops, tea leaf conveying is delivered to airing device and dries;
Complete: after drying, tealeaves is put into roller fixation machine 120 ~ 130 DEG C of one-levels and to complete process 2 ~ 2.5min; Tealeaves after one-level being completed is put on spreading for cooling device, and room temperature spreading for cooling 10 ~ 15min, 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 1.8 ~ 2min, power 12KW (microwave output power);
Reason bar, oven dry: tealeaves is placed in carding machine carries out managing bar, reason bar terminate after by tealeaves in the first baking oven first 140 DEG C carry out one-level drying and processing to the moisture content of tealeaves and be down to 25%, in tealeaves, Mao Xiang extract is sprayed by flusher after one-level drying and processing terminates, by tealeaves 90 DEG C of secondary drying and processings in the second baking oven after sprinkling Mao Xiang extract, until moisture content is down to 3 ~ 5%; The preparation method of the fragrant extract of hair is: fresh Mao Xiang fragmentation squeezing is obtained Mao Xiang mother liquor after filtration, Mao Xiang mother liquor and distilled water is prepared according to the volume ratio of 1:50 and obtains hair perfume extract; The fountain height of the fragrant extract of hair is: the tealeaves after per kilogram one-level drying and processing sprays the fragrant extract of 10 ~ 12ml hair;
Refrigeration slaking: after oven dry, tealeaves is placed in cold storage plant 0 ~ 5 DEG C, refrigeration slaking 1 month;
Titian, packaging: again the tealeaves after refrigeration slaking is put into fragrance extracting machine 85 DEG C of Titian 25min, Titian terminates rear cooling vacuum packaging.
The green tea that above-mentioned technique is produced, its bar shaped is compact flat easypro, the emerald green even profit of color and luster, and fragrance is Mao Xiang light flavor type, and soup look dark green is bright, and the fresh refreshing alcohol of millet paste is sweet, is fine work in green tea.Mao Xiang (fragrant also known as hair, to be grown on Anhui, Yuexi a kind of weeds dish in cogongrass area, hills) is the one of affine cudweed, more general affine cudweed its can give out light flavor type delicate fragrance, can clear god eye-catching.Flos Hierochloes adoratae extract is volatile oil compositions, and it has good clear refreshing restoring consciouness, the effect such as hypotensive, can melt mutually with tealeaves active component, plays the effect of health care and promotes the stripping of amino acid, Tea Polyphenols, caffeine, lipopolysaccharides isoreactivity component in tealeaves.
Spreading for cooling device comprises the bamboo plaque of the second conveyer belt and conveying on it, gas distribution pipe is provided with above the front end of the second conveyer belt, gas distribution pipe is arranged along the bandwidth range of the second conveyer belt, gas distribution pipe is arranged at intervals with the 3rd air nozzle, gas distribution pipe is connected with cold air source, is provided with liquid distributor above the rear end of the second conveyer belt, and liquid distributor is arranged along the bandwidth range of the second conveyer belt, liquid distributor is arranged at intervals with shower nozzle, and liquid distributor is connected by the fragrant extract storage tank of pumping installations and hair.
Scald blue or green device 10 as shown in Figure 3, comprising vertical shape arranges for adding the hopper 12 of tealeaves and installing the frame 11 of hopper 12, the annular element 121 that hopper 12 is arranged by bucket body 122 and bucket body 122 top is formed, internal face at the bottom of the bucket of bucket body 122 is hemispheric arcwall face, the center of curvature of arcwall face is positioned at hopper 12 oral area side, the lowest part of arcwall face is provided with discharging interface 122a, bucket body 122 rotates around its heart yearn and is fixed in frame 11, bucket body 122 is connected with its first driving mechanism carrying out rotating of driving, the bottom of annular element 121 and the top of bucket body 122 form to be rotatably assorted around the heart yearn of bucket body 122 and are connected, 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 bucket body 122 and are connected, boiling hot blue or green carrier pipe 13 and annular element 121 are fixed in frame 11, annular heat water cavity 121b is provided with in annular element 121, annular heat water cavity 121b is connected with hot-water cylinder and is connected, the internal face of annular element 121 sets out water hole 121a along its circumferential uniform intervals, the bucket chamber of hopper 12 to be connected with annular heat water cavity 121b by apopore 121a and to be connected.
Scald in blue or green device 10 by tealeaves being dropped in hopper 12, because the first driving mechanism drives bucket body 122 together to rotate, the tealeaves fallen into like this in bucket body 122 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 bucket body 122, 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, as shown in Figure 4: bucket body 122 upper surface be arranged to step-like, comprise first and second table top of arranging in the horizontal direction and between first and second table top along the first terrace that vertical is arranged; That the lower end of annular element 121 is arranged to and bucket body 122 upper surface matches is step-like, comprise third and fourth table top of arranging in the horizontal direction and between third and fourth table top along the second terrace that vertical is arranged; The height of the first table top is greater than the height of the second table top and is positioned at the outside of the second table top, first and third table top offers cannelure respectively, be arranged with for forming the ball assembly 122c being rotatably assorted and connecting in cannelure, the bearing assembly forming and be rotatably assorted and connect is provided with between first and second terrace, second table top is provided with the annular protrusion 122a protruding from its surface, 4th table top is offered the annular groove for accommodating annular protrusion 122a, bucket body 122 headwall between annular protrusion 122a and the first terrace offers outage 122b.Scalding blue or green carrier pipe 13 is that spiral helicine insulating tube is formed, as shown in Figure 5.Need owing to being rotatably assorted to inject lubricating oil, there is seam between annular element 121 and bucket body 122, lubricating oil can flow in bucket body 122 from seam, pollutes tealeaves; In addition, the hot fog that hot water distributes also can condensation in the joint, therefore by such scheme, lubricating oil stop by annular protrusion 122a, avoid lubricant pollution tealeaves, the oil droplet dripped in seam and the water of condensation will be discharged from outage 122b.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 bucket body 122, 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 bucket body 122 is connected with motor by belt, and motor drives bucket body 122 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 annular heat water cavity 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.
Convection oven is when drying tealeaves, tealeaves is arranged in dry bed pushes in baking oven to dry, because it cannot realize stirring tealeaves, make tealeaves dehydration unbalanced, need spreading for cooling repeatedly to recover and carry out multistage oven dry, and the oven dry amount of single tealeaves is little, affects the production efficiency of tealeaves, be difficult to the production adapting to continuous type tealeaves in enormous quantities.Therefore the present invention takes technical scheme as shown in figure 11 to implement: the first baking oven comprises the first oven dry casing H16, be provided with in first oven dry casing H16, lower parallel positioned opposite for carrying first of tealeaves, two, three dry conveyer belt, second two ends of drying conveyer belt H12 are all positioned at the first baking oven, the feed end of the first delivery end and the 3rd oven dry conveyer belt H13 of drying conveyer belt H11 is all positioned at the inside of the first oven dry casing H16, the discharge end of the first feed end and the 3rd oven dry conveyer belt H13 of drying conveyer belt H11 extends to the outside at the first baking oven both ends respectively, the first horizontally disposed collector plate H17 and the first cloth stream plate H18 is provided with in first oven dry casing H16, first collector plate H17 is positioned at the upside of the first oven dry conveyer belt H11, first cloth stream plate H18 is positioned at the downside that the 3rd dries conveyer belt H13, first, two, three downsides of drying conveyer belt are respectively arranged with the first homogenizing plate H15, the upper face of the first homogenizing plate H15 is evenly arranged the first electric heating tube H16, first collector plate H17, first cloth stream plate H18, first homogenizing plate H15 is orifice plate (horizontally disposed) and forms, the upper roof of the first oven dry casing H16 and lower diapire arrange the first collection air port and the first air outlet respectively, be connected by air delivery pipe between first collection air port and the first air outlet, air delivery pipe is provided with the 4th dehumidifier and four fan device, first, two outsides of drying conveyer belt delivery end are respectively arranged with the first material stirring-up mechanism tealeaves being carried out to stirring, first material stirring-up mechanism comprises the first drapery panel F11 be in tilted layout, the throughput direction that the height of the first drapery panel F11 dries conveyer belt H12 along the first oven dry conveyer belt H11 or second increases gradually (that is: the first height of drying the first drapery panel F11 outside conveyer belt H11 delivery end increases gradually along the throughput direction that first dries conveyer belt H11, second height of drying the first drapery panel F11 outside conveyer belt H12 delivery end increases gradually along the throughput direction that second dries conveyer belt H12), the plate face of the first drapery panel F11 respectively with tealeaves first, layout is intersected in two paths of drying conveyer belt delivery end whereabouts, first homogenizing plate H15 mainly makes the thermal current Uniform Flow in the first baking oven, avoid that air-flow is unbalanced to be rolled the tealeaves on conveyer belt, simultaneously for installing the first electric heating tube H16, if the power of levels first electric heating tube H16 is different, then the first homogenizing plate H15 can also play the effect of separation first oven ncavity, and the cavity making the first oven ncavity be separated into different bake out temperature carries out gradient oven dry to tealeaves.Multilayer oven dry conveyer belt is set by drying in casing H16 first and the first material stirring-up mechanism is set between the conversion conveying of adjacent oven dry conveyer belt, realize the continuous large batch of oven dry of tealeaves, by the first material stirring-up mechanism, tealeaves is stirred simultaneously, tealeaves can be dewatered uniformly, thus do not carry out multistage oven dry of recovering, improve the production efficiency of tealeaves.
More preferred scheme is, the angle of inclination of the first drapery panel F11 is 45 ~ 60 °, the lower end of the first drapery panel F11 is 2.5 ~ 3.5cm apart from the spacing of the conveyor surface of adjacent oven dry conveyer belt on the downside of it, the control of above-mentioned size, can make the tealeaves of landing from the first drapery panel that the upset of 120 ~ 135 ° occurs, that is only carry out once inside out, tealeaves is avoided to turn-take too much, the top and bottom of most tealeaves are exchanged, the control at the first drapery panel F11 angle of inclination is very important, excessive and the too small tealeaves effectively upset rate that all can make reduces, inclination angle controls to make effective upset rate of tealeaves reach more than 88% 45 ~ 60 ° time, in addition, first, two delivery ends of drying conveyer belt also arrange the first tracheae H19 respectively, first tracheae H19 is respectively along first, two width ranges of drying conveyer belt are arranged, first tracheae H19 is connected with the first air-blowing device, the pipe shaft of the first tracheae H19 is arranged at intervals with for the first jet valve, the blowing direction of the first valve is obliquely and the side pointed near the first drapery panel F11 lower end, first drapery panel F11 is that wave-shape board is formed, the ripple direction of wave-shape board and first, the width of two oven dry conveyer belts is consistent, the throughput direction and first of the second oven dry conveyer belt H12, the throughput direction of three oven dry conveyer belts is contrary, first the setting of the first tracheae H19 can make the upper strata tealeaves of drying on conveyer belt can drop down onto on lower floor's oven dry conveyer belt, secondly the effect of tealeaves stirring can be promoted, ensure that all tealeaves all completes rotary movement as far as possible, make effective upset rate of tealeaves be promoted to more than 97.2%, improve drying tea leaves efficiency.
The structure of first and second baking oven is consistent, the power of the first electric heating tube H16 in the second baking oven, three the first homogenizing plate H15 installed from top to bottom reduces gradually, the tealeaves of such sprinkling organic Se-rich solution carries out gradient oven dry in the second baking oven, make the fragrant extract of hair better to incorporate in tealeaves, promote tea leaf quality and make tealeaves equilibrium dehydration.
In addition, traditional operation mode sprays the fragrant extract of hair to tealeaves two kinds of embodiments, and one is: directly spray, and tealeaves does not stir, this operation makes tealeaves simultaneously can only spray the fragrant extract of hair, tealeaves cannot absorb uniformly, affects the uptake of tealeaves to Organic Selenium, in addition, absorb uneven, the uniformity of moisture in tealeaves is lost, affects follow-up drying operation, tea leaf quality is reduced; It two is: by stirring tealeaves manually, the lack of homogeneity which tealeaves stirs, or exists and spray uneven problem, in addition during operation on palm containing sticking the fragrant extract of a large amount of hairs, cause Organic Selenium to waste, and tealeaves hygienic issues.Therefore, the present invention adopts technical scheme as shown in figure 11 to implement, flusher comprises sprinkling casing P13, spray in casing P13 and be provided with, lower parallel positioned opposite for carrying first of tealeaves, two spray conveyer belt, first sprays the delivery end of conveyer belt P11 and the second feed end spraying conveyer belt P12 is all positioned at the inside of spraying casing P13 and positioned opposite, the discharge end of the first feed end and the second sprinkling conveyer belt P12 spraying conveyer belt P11 extends to the outside of spraying baking oven both ends respectively, first, two tops of spraying conveyer belt are respectively arranged with mounting bracket P14, mounting bracket P14 is provided with the humidifier to the fragrant extract of tealeaves surface sprinkling hair, humidifier is connected with the fragrant extract storage tank of hair, humidifier comprises on mounting bracket P14 along the spaced spray line P15 of tealeaves throughput direction, spray line P15 is along first, two bandwidth ranges spraying conveyer belt are arranged, spray line P15 is arranged at intervals with fog-spray nozzle, fog-spray nozzle on adjacent spray line P15 is that interleaved shape is arranged, the second material stirring-up mechanism is provided with between the delivery end of the first sprinkling conveyer belt P11 and the feed end of the second sprinkling conveyer belt P12, second material stirring-up mechanism comprises the second drapery panel F12 be in tilted layout, the height of the second drapery panel F12 increases gradually along the throughput direction that first sprays conveyer belt P11, the plate face of the second drapery panel F12 and tealeaves spray first that path that conveyer belt P11 delivery end falls is crossing to be arranged, by arranging first in sprinkling casing P13, two spray conveyer belts and first, between two sprinkling conveyer belts, the second material stirring-up mechanism is set, realize the continuous large batch of sprinkling of tealeaves, first spray on conveyer belt P11 to the fragrant extract of the side surface sprinkling hair of tealeaves first, then by the second material stirring-up mechanism, tealeaves is stirred, spray on conveyer belt P12 to the fragrant extract of the opposite side surface sprinkling hair of tealeaves second again, the fragrant extract of hair is made to be sprayed at the whole outer surface of tealeaves uniformly, tealeaves after the fragrant extract of such absorptive hair is moisture still very balanced, be beneficial to, simplify follow-up drying and processing, improve production efficiency and the tea leaf quality of tealeaves.
Preferred scheme is: the angle of inclination of the second drapery panel F12 is 45 ~ 60 °, and the lower end of the second drapery panel F12 is 2.5 ~ 3.5cm apart from the spacing that second sprays the conveyor surface of conveyer belt P12, first delivery end spraying conveyer belt P11 is also provided with the second tracheae P16, second tracheae P16 arranges along the width range that first sprays conveyer belt P11, second tracheae P16 is connected with the second air-blowing device, the pipe shaft of the second tracheae P16 is arranged at intervals with for the second jet valve, the blowing direction of the second valve is obliquely and the side pointed near the second drapery panel F12 lower end, second drapery panel F12 is that wave-shape board is formed, the ripple direction of wave-shape board and first, the width of two sprinkling conveyer belts is consistent, first, the throughput direction of two sprinkling conveyer belts is consistent, it is consistent with the first baking oven that the control of above-mentioned each size and the second tracheae P16 arrange object.
First and second drapery panel that wave-shape board is formed, the bandwidth range along conveyer belt after it can ensure tealeaves stirring is evenly arranged, and the groove depth of the wave-shape board upper groove generally selected is 1 ~ 1.2cm, groove width 2 ~ 2.5cm, the best results that such tealeaves stirring is uniform.
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 (2)
1. cylinder-microwave de-enzyming produces a new technology for thatch odor type tealeaves, comprises following operating procedure:
Spread: bud one leaf of harvesting and the fresh leaf of first exhibition of two leaves and a bud are positioned over spread on device and carry out spreading until tealeaves color starts to turn dark, spread in process and stir fresh leaf;
First baking: tealeaves is placed in the baking oven of 125 ~ 130 DEG C after spreading, hot blast stirs dry 4 ~ 5min;
Scald blue or green: dropped into by tealeaves to scald in blue or green device after just drying and scald blue or green process 50 ~ 55s, controlling hot water temperature is 90 ~ 95 DEG C, after scalding green grass or young crops, tea leaf conveying is delivered to airing device and dries;
Complete: after drying, tealeaves is put into roller fixation machine 120 ~ 130 DEG C of one-levels and to complete process 2 ~ 2.5min; Tealeaves after one-level being completed is put on spreading for cooling device, room temperature spreading for cooling 10 ~ 15min, the tea leaf conveying after spreading for cooling is delivered to microwave de-enzyming machine and carries out secondary and complete, secondary fixation time 1.8 ~ 2min;
Reason bar, oven dry: tealeaves is placed in carding machine carries out managing bar, reason bar terminate after by tealeaves in the first baking oven first 140 DEG C carry out one-level drying and processing to the moisture content of tealeaves and be down to 25%, in tealeaves, Mao Xiang extract is sprayed by flusher after one-level drying and processing terminates, tealeaves 90 DEG C of secondary drying and processings in the second baking oven after sprinkling Mao Xiang extract, until moisture content is down to 3 ~ 5%;
Refrigeration slaking: after oven dry, tealeaves is placed in cold storage plant 0 ~ 5 DEG C, refrigeration slaking 1 month;
Titian, packaging: again the tealeaves after refrigeration slaking is put into fragrance extracting machine 85 DEG C of Titian 25min, Titian terminates rear cooling vacuum packaging.
First baking oven comprises the first oven dry casing, be provided with in first oven dry casing, lower parallel positioned opposite for carrying first of tealeaves, two, three dry conveyer belt, second two ends of drying conveyer belt are all positioned at the first baking oven, the feed end of the first delivery end and the 3rd oven dry conveyer belt of drying conveyer belt is all positioned at the inside of the first oven dry casing, the discharge end of the first feed end and the 3rd oven dry conveyer belt of drying conveyer belt extends to the outside at the first baking oven both ends respectively, the first horizontally disposed collector plate and the first cloth stream plate is provided with in first oven dry casing, first collector plate is positioned at the upside of the first oven dry conveyer belt, first cloth stream plate is positioned at the downside that the 3rd dries defeated band, first, two, three downsides of drying conveyer belt are respectively arranged with the first homogenizing plate, the upper face of the first homogenizing plate evenly arranges the first electric heating tube, first collector plate, first cloth stream plate, first homogenizing plate is orifice plate and forms, first, two outsides of drying conveyer belt delivery end are respectively arranged with the first material stirring-up mechanism tealeaves being carried out to stirring, first material stirring-up mechanism comprises the first drapery panel be in tilted layout, the height of the first drapery panel dries conveyer belt along first or the second throughput direction of drying conveyer belt increases gradually, the plate face of the first drapery panel respectively with tealeaves first, layout is intersected in two paths of drying conveyer belt delivery end whereabouts, the angle of inclination of the first drapery panel is 45 ~ 60 °, the lower end of the first drapery panel is 2.5 ~ 3.5cm apart from the spacing of the conveyor surface of adjacent oven dry conveyer belt on the downside of it, first, two delivery ends of drying conveyer belt also arrange the first tracheae respectively, first tracheae is respectively along first, two width ranges of drying conveyer belt are arranged, first tracheae is connected with the first air-blowing device, the pipe shaft of the first tracheae is arranged at intervals with for the first jet valve, the blowing direction of the first valve is obliquely and the side pointed near the first drapery panel lower end, first drapery panel is that wave-shape board is formed,
The structure of first and second baking oven is consistent, and the power of the first electric heating tube in the second baking oven, three the first homogenizing plates installed from top to bottom reduces gradually;
Steaming apparatus comprises the roller fixation device and microwave de-enzyming machine that set gradually, is provided with spreading for cooling bamboo plaque 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 and lower side of the 3rd conveyer belt, 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 be provided with dehumidifier and the 3rd blower fan.
2. cylinder according to claim 1-microwave de-enzyming produces the system of thatch odor type tealeaves, it is characterized in that, flusher comprises sprinkling casing, spray in casing and be provided with, lower parallel positioned opposite for carrying first of tealeaves, two spray conveyer belt, the feed end of the first delivery end and the second sprinkling conveyer belt spraying conveyer belt is all positioned at the inside of spraying casing, the discharge end of the first feed end and the second sprinkling conveyer belt spraying conveyer belt extends to the outside of spraying baking oven both ends respectively, first, two tops of spraying conveyer belt are respectively arranged with mounting bracket, mounting bracket is provided with the humidifier to the fragrant extract of tealeaves surface sprinkling hair, humidifier is connected with the fragrant extract storage tank of hair, humidifier comprises on mounting bracket along the spaced spray line of tealeaves throughput direction, spray line is along first, two bandwidth ranges spraying conveyer belt are arranged, spray line is arranged at intervals with fog-spray nozzle, fog-spray nozzle on adjacent spray line is that interleaved shape is arranged, the second material stirring-up mechanism is provided with between the delivery end of the first sprinkling conveyer belt and the feed end of the second sprinkling conveyer belt, second material stirring-up mechanism comprises the second drapery panel be in tilted layout, the height of the second drapery panel increases gradually along the throughput direction that first sprays conveyer belt, the plate face of the second drapery panel and tealeaves spray first that path that conveyer belt delivery end falls is crossing to be arranged, the angle of inclination of the second drapery panel is 45 ~ 60 °, and the lower end of the second drapery panel is 2.5 ~ 3.5cm apart from the spacing that second sprays the conveyor surface of conveyer belt, first delivery end spraying conveyer belt is also provided with the second tracheae, second tracheae is arranged along the width range that first sprays conveyer belt, second tracheae is connected with the second air-blowing device, the pipe shaft of the second tracheae is arranged at intervals with for the second jet valve, the blowing direction of the second valve is obliquely and the side pointed near the second drapery panel lower end, second drapery panel is that wave-shape board is formed, the ripple direction of wave-shape board is consistent with the width that first and second sprays conveyer belt, and first and second throughput direction spraying conveyer belt is consistent, 3rd conveyer belt is that the plastics guipure of food-grade is formed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110687007A (en) * | 2019-11-11 | 2020-01-14 | 浙江工业大学 | Method for judging moisture content of tea leaves in fixation process of low-pressure dehumidification fixation machine |
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