CN204616947U - A kind of tea leaf withering device based on LED light source - Google Patents

A kind of tea leaf withering device based on LED light source Download PDF

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Publication number
CN204616947U
CN204616947U CN201520127366.5U CN201520127366U CN204616947U CN 204616947 U CN204616947 U CN 204616947U CN 201520127366 U CN201520127366 U CN 201520127366U CN 204616947 U CN204616947 U CN 204616947U
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China
Prior art keywords
led
light source
conveyer belt
led light
tea
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Expired - Fee Related
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CN201520127366.5U
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Chinese (zh)
Inventor
陈寿松
金心怡
林宏政
王婷婷
俞少娟
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Fujian Agriculture and Forestry University
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Fujian Agriculture and Forestry University
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Priority to CN201520127366.5U priority Critical patent/CN204616947U/en
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Abstract

The utility model relates to a kind of tea leaf withering device based on LED light source, comprise one for spreading the transfer station of tea fresh leaves, described transfer station is arranged with one be the conveyer belt of mesh and storing up tea bucket and doing between blue or green equipment, described conveyer belt lays respectively at driving wheel and the driven pulley transmission at transfer station two ends through one; One is arranged at the hot air apparatus immediately below the leading portion of conveyer belt; One is arranged at the LED light source deterioration device directly over the back segment of conveyer belt, and described LED light source deterioration device comprises the LED that some are rectangle shape, described LED is evenly laid with the LED of different spectral signature.The beneficial effects of the utility model are: solve the light radiation intensity in solar wither and the uncontrollable limitation of spectral wavelength, break away from oolong tea to wither the restriction of overcast and rainy weather conditions, create artificial light to wither environment, realize the round-the-clock batch production of Artificial Control and wither.

Description

A kind of tea leaf withering device based on LED light source
Technical field
The utility model relates to processing field of tea leaves, particularly relates to a kind of tea leaf withering device based on LED light source.
Background technology
Oolong tea (Oolong tea) is the distinctive a kind of high-perfume type Special tea of China, the formation of fresh leaf process fine quality depends on factor of natural environment such as good " light, temperature, wet, wind ", and the fine quality that the strong flavour of Oolong tea is mellow depends on first working procedure and solar wither.Show according to traditional tea making experience and lot of documents, fresh leaf by shining the blue or green effect that not only can reach moisture loss, and after abundant absorption solar energy being carried out to light, fuel factor, can reach the effect of induction and raising tea aroma and flavour.
As everyone knows, Fujian Province's most area belongs to middle subtropical zone, the rainy humidity of weather in spring, and be that the peak period produced plucked by oolong tea at Spring In Fujian April And May, but often enjoy the operation of withering in the puzzlement, particularly tea making process of rainy weather cannot shine green grass or young crops in time, directly affects the control of oolong tea technology, the tea fragrant made after processing is low, vexed lightly seasoned thin, drastically influence tea leaf quality and production economy benefit thereof.Therefore most of tea grower selects to extend dark brownish green plucking time to alleviate problem, but due to oolong tea pluck main with bud three, four climax leaves for standard, tealeaves cannot be plucked making timely, can cause dark brownish green too thick old, reduce tea leaf quality, directly the numerous tea growers of impact or making profits of tea business increase income.
How to apply modern agriculture physical technique, solar simulated exploitation artificial light source, break through the technical bottleneck of the dark brownish green processing of oolong tea rainwater, solve the light radiation intensity in solar wither and the uncontrollable limitation of spectral wavelength, break away from oolong tea to wither the restriction of weather conditions, create artificial light and to wither environment, realize the round-the-clock batch production of Artificial Control and wither, being the technical problem that the urgent demand of current production solves, is also Tea Processing study hotspot problem.The utility model patent is intended to solve the tea-making quality level improving rainy weather, overcomes the overcast and rainy problem that difficult dehydration is slow, the low taste of tea fragrant is thin of withering in spring.
Utility model content
The purpose of this utility model is for above weak point, provides a kind of tea leaf withering device based on LED light source, creates artificial light and to wither environment, realize the round-the-clock batch production of Artificial Control and wither.
The scheme that the utility model technical solution problem adopts is: comprise one for spreading the transfer station of tea fresh leaves, described transfer station is arranged with one be the conveyer belt of mesh and storing up tea bucket and doing between blue or green equipment, described conveyer belt lays respectively at driving wheel and the driven pulley transmission at transfer station two ends through one; One is arranged at the hot air apparatus immediately below the leading portion of conveyer belt; One is arranged at the LED light source deterioration device directly over the back segment of conveyer belt, and described LED light source deterioration device comprises the LED that some are rectangle shape, described LED is evenly laid with the LED of different spectral signature.
Further, described LED along conveyer belt length direction arrange at equal intervals and described LED and described conveyer belt perpendicular.
Further, described LED is fixed on directly over the back segment of described conveyer belt respectively through a rectangular substrate; Described substrate is evenly laid with some through holes for dispelling the heat.
Further, described hot air apparatus comprises an axial flow blower, and the outlet of described axial flow blower is connected with several ventilation shafts through a heater.
Further, also comprising one is box-like and open-topped ventilation slot, described ventilation slot is attached at immediately below described conveyer belt, described ventilation shaft is arranged at the bottom of described ventilation slot leading portion along its length at equal intervals, also laterally a slide damper is provided with in the middle of described ventilation slot, described ventilation slot both sides correspondence is provided with chute, and described slide damper is along described slide.
Further, described LED light source deterioration device controls through a control unit, and described control unit is connected with a spectrum adjustment module and a power module, and described LED is all electrically connected with spectrum adjustment module, and the output of described power module exports 220V alternating current.
Further, described driving wheel is through a driving stepper motor, and described stepper motor is electrically connected with described control unit through a motor drive module.
Further, on described LED and described conveyer belt, the distance of tea fresh leaves is 100mm ~ 400mm.
Compared with prior art, a kind of tea leaf withering device based on LED light source that the utility model provides, tea fresh leaves uniform spreading to be withered is located on conveyer belt, hot air apparatus heating immediately below conveyer belt leading portion, carry out pretreatment to tea fresh leaves to dry up, then start conveyer belt, tea leaf conveying is delivered to and is provided with immediately below LED light source deterioration device, regulated spectrum and the light intensity of LED by control unit, tea fresh leaves is carried out light and withers.The beneficial effects of the utility model are: solve the light radiation intensity in solar wither and the uncontrollable limitation of spectral wavelength, break away from oolong tea to wither the restriction of overcast and rainy weather conditions, create artificial light to wither environment, realize the round-the-clock batch production of Artificial Control and wither.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model patent is further illustrated.
Fig. 1 is the structural representation of the LED light deterioration device of the utility model embodiment.
Fig. 2 is the top view of Fig. 1 of the utility model embodiment.
In figure: 1-transfer station; 2-conveyer belt; 20-driving wheel; 21-driven pulley; 22-stepper motor; 3-substrate; 4-LED light bar; 5-axial flow blower; 6-heater; 7-air supply duct; 8-stores up tea bucket; The upper leaf conveyer belt of 9-; 10-leaf-unifying wheel; 11-ventilation slot; 12-slide damper.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Figure 1 and 2, a kind of tea leaf withering device based on LED light source of the present embodiment, comprise one for spreading the transfer station 1 of tea fresh leaves, described transfer station 1 is arranged with one be the conveyer belt 2 of mesh and storing up tea bucket 8 and doing between blue or green equipment, described conveyer belt 2 lays respectively at driving wheel 20 and driven pulley 21 transmission at transfer station 1 two ends through one; One is arranged at the hot air apparatus immediately below the leading portion of conveyer belt 2; One is arranged at the LED light source deterioration device directly over the back segment of conveyer belt 2, and described LED light deterioration device comprises the LED 4 that some are rectangle shape, described LED is evenly laid with the LED of different spectral signature.
From the foregoing, the tea fresh leaves of harvesting is positioned over storage tea bucket 8, by leaf conveyer belt 9 on, tealeaves is transferred on described conveyer belt 2, can the laying depth of Non-follow control tealeaves through a leaf-unifying wheel 10.The beneficial effects of the utility model are: solve the light radiation intensity in solar wither and the uncontrollable limitation of spectral wavelength, by LED light source deterioration device, break away from oolong tea to wither the restriction of overcast and rainy weather conditions, create artificial room solely to wither environment, realize the round-the-clock batch production of Artificial Control and wither.
In the present embodiment, described LED 4 to be arranged and described LED 4 is perpendicular with described conveyer belt 2 at equal intervals along conveyer belt 2 length direction, makes the shadow surface of LED 4 more even, soft.
In the present embodiment, described LED 4 is fixed on directly over the back segment of described conveyer belt 2 respectively through a rectangular substrate 3; Described substrate 3 is evenly laid with some through holes for dispelling the heat.Described LED 4 can be generated heat in irradiation process, is dispelled the heat by described through hole, prevents that LED is overheated causes short circuit.
In the present embodiment, described hot air apparatus comprises an axial flow blower 5, and the outlet of described axial flow blower 5 is connected with several ventilation shafts 7 through a heater 6.
In the present embodiment, also comprising one is box-like and open-topped ventilation slot 11, described ventilation slot 11 is attached at immediately below described conveyer belt 2, described ventilation shaft 7 is arranged at the bottom of described ventilation slot 11 leading portion along its length at equal intervals, also laterally a slide damper 12 is provided with in the middle of described ventilation slot 11, described ventilation slot 11 both sides correspondence is provided with chute, and described slide damper 12 is along described slide.Hot blast passed into by described ventilation shaft 7 ventilation slot 11 be positioned at below conveyer belt 2 to be used for drying up pre-treatment in advance to tea fresh leaves.Owing to not needing too many hot blast in tea leaf withering process, therefore by described slide damper 12, heat supply below conveyer belt 2 back segment can be entered by the adjustment hot blast suitable according to need of production.
In the present embodiment, described LED light source deterioration device controls through a control unit, described control unit is connected with a spectrum adjustment module and a power module, and described LED is all electrically connected with spectrum adjustment module, and the output of described power module exports 220V alternating current.Described control unit is by the drive current of the LED of the different characteristic spectrum of withering of adjustment, thus control spectrum or the light intensity of LED, the different LED combined light sources such as the monochromatic light such as LED blue light (455nm ± 20nm), LED gold-tinted (595nm ± 20nm), LED ruddiness (628 ± 20nm) of realization adaptation tea leaf withering characteristic spectrum and white light, red-indigo plant, red-yellow, yellow-indigo plant, red-Huang-indigo plant carry out radiant light to tea fresh leaves and wither, and described control unit can be single-chip microcomputer.
In the present embodiment, described driving wheel 20 drives through a stepper motor 22, and described stepper motor 22 is electrically connected with described control unit through a motor drive module.
In the present embodiment, on described LED and described conveyer belt, the distance of tea fresh leaves is 100mm ~ 400mm.
In sum, the one that the utility model provides LED-based tealeaves light source deterioration device, not only structure is simple, easy to operate, energy-conserving and environment-protective, safe and reliable, and the light radiation intensity that can effectively solve in solar wither and the uncontrollable limitation of spectral wavelength, break away from oolong tea to wither the restriction of overcast and rainy weather conditions, create artificial light and to wither environment, realize the round-the-clock batch production of Artificial Control and wither.
Above-listed preferred embodiment; the purpose of this utility model, technical scheme and advantage are further described; be understood that; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (8)

1. the tea leaf withering device based on LED light source, it is characterized in that: comprise one for spreading the transfer station of tea fresh leaves, described transfer station is arranged with one be the conveyer belt of mesh and storing up tea bucket and doing between blue or green equipment, described conveyer belt lays respectively at driving wheel and the driven pulley transmission at transfer station two ends through one; One is arranged at the hot air apparatus immediately below the leading portion of conveyer belt; One is arranged at the LED light source deterioration device directly over the back segment of conveyer belt, and described LED light source deterioration device comprises the LED that some are rectangle shape, described LED is evenly laid with the LED of different spectral signature.
2. a kind of tea leaf withering device based on LED light source according to claim 1, is characterized in that: described LED along conveyer belt length direction arrange at equal intervals and described LED and described conveyer belt perpendicular.
3. a kind of tea leaf withering device based on LED light source according to claim 2, is characterized in that: described LED is fixed on directly over the back segment of described conveyer belt respectively through a rectangular substrate; Described substrate is evenly laid with some through holes for dispelling the heat.
4. a kind of tea leaf withering device based on LED light source according to claim 1, it is characterized in that: described hot air apparatus comprises an axial flow blower, the outlet of described axial flow blower is connected with several ventilation shafts through a heater.
5. a kind of tea leaf withering device based on LED light source according to claim 4, it is characterized in that: also comprising one is box-like and open-topped ventilation slot, described ventilation slot is attached at immediately below described conveyer belt, described ventilation shaft is arranged at the bottom of described ventilation slot leading portion along its length at equal intervals, also laterally a slide damper is provided with in the middle of described ventilation slot, described ventilation slot both sides correspondence is provided with chute, and described slide damper is along described slide.
6. a kind of tea leaf withering device based on LED light source according to claim 1, it is characterized in that: described LED light source deterioration device controls through a control unit, described control unit is connected with a spectrum adjustment module and a power module, described LED is all electrically connected with spectrum adjustment module, and the output of described power module exports 220V alternating current.
7. a kind of tea leaf withering device based on LED light source according to claim 6, is characterized in that: described driving wheel is through a driving stepper motor, and described stepper motor is electrically connected with described control unit through a motor drive module.
8. a kind of tea leaf withering device based on LED light source according to claim 1, is characterized in that: on described LED and described conveyer belt, the distance of tea fresh leaves is 100mm ~ 400mm.
CN201520127366.5U 2015-03-05 2015-03-05 A kind of tea leaf withering device based on LED light source Expired - Fee Related CN204616947U (en)

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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104642574A (en) * 2015-03-05 2015-05-27 福建农林大学 Tea withering device based on light-emitting diode (LED) light source, and withering method of tea withering device
CN106417701A (en) * 2016-09-30 2017-02-22 正安县金林茶业有限责任公司 Processing device for white tea
CN107333919A (en) * 2017-08-31 2017-11-10 凤冈县凤鸣春茶业有限公司 Tea leaf withering room
CN108925658A (en) * 2018-06-22 2018-12-04 余庆县正泰茶业发展有限公司 A kind of deterioration device of white tea
CN109349371A (en) * 2018-12-22 2019-02-19 武夷山市通仙茶业有限责任公司 A kind of simulation daylight suitable for the processing of rock tea withers room and application method
CN109452404A (en) * 2018-12-22 2019-03-12 武夷山市通仙茶业有限责任公司 A kind of simulation daylight deterioration device and application method suitable for the processing of rock tea
CN110178923A (en) * 2019-07-08 2019-08-30 龙岩市农业科学研究所 A kind of preparation method of Zhangping oolong tea tea cake sample

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104642574A (en) * 2015-03-05 2015-05-27 福建农林大学 Tea withering device based on light-emitting diode (LED) light source, and withering method of tea withering device
CN106417701A (en) * 2016-09-30 2017-02-22 正安县金林茶业有限责任公司 Processing device for white tea
CN107333919A (en) * 2017-08-31 2017-11-10 凤冈县凤鸣春茶业有限公司 Tea leaf withering room
CN107333919B (en) * 2017-08-31 2020-08-04 凤冈县凤鸣春茶业有限公司 Tea withering room
CN108925658A (en) * 2018-06-22 2018-12-04 余庆县正泰茶业发展有限公司 A kind of deterioration device of white tea
CN109349371A (en) * 2018-12-22 2019-02-19 武夷山市通仙茶业有限责任公司 A kind of simulation daylight suitable for the processing of rock tea withers room and application method
CN109452404A (en) * 2018-12-22 2019-03-12 武夷山市通仙茶业有限责任公司 A kind of simulation daylight deterioration device and application method suitable for the processing of rock tea
CN110178923A (en) * 2019-07-08 2019-08-30 龙岩市农业科学研究所 A kind of preparation method of Zhangping oolong tea tea cake sample

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150909

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CF01 Termination of patent right due to non-payment of annual fee