CN101647502B - High-purification automatic impurity-removing and tea-sterilizing process - Google Patents
High-purification automatic impurity-removing and tea-sterilizing process Download PDFInfo
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- CN101647502B CN101647502B CN2009101003627A CN200910100362A CN101647502B CN 101647502 B CN101647502 B CN 101647502B CN 2009101003627 A CN2009101003627 A CN 2009101003627A CN 200910100362 A CN200910100362 A CN 200910100362A CN 101647502 B CN101647502 B CN 101647502B
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- 238000012545 processing Methods 0.000 claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 15
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Abstract
The invention discloses a high-purification automatic impurity-removing and tea-sterilizing process comprising the following steps: charging, fine processing, weighting and packaging. In the fine-processing step, tea is primarily screened by adopting a winnowing mode and residual impurities in the tea are removed by using a manual-selection mode; aroma-extracting and sterilizing working procedures are set after the manual-selection step: tea moisture is removed, tea aroma is improved and bacteria in the tea are killed; far infrared rays are adopted to bake and heat the tea so as to greatly improve the tea quality; meanwhile, the far infrared rays have the thermal effect and the biological effect, and keep the activity of the tea and the nutrition and the luster of food to a maximum extent; and the automatic processing degree is high. The invention has the advantages of intelligently controlled technological process, compact connection, strong continuity, effectively controlled secondary pollution, little manpower consumption and high tea-making efficiency.
Description
Technical field
The present invention relates to the processing technology of agricultural product, a kind of specifically high-purification automatic impurity-removing and tea-sterilizing process.
Background technology
Chinese native place as tea, tea making, the existing history in several thousand of drinking tea, sampling tea, receiving guests is graceful amusement and the doings of China individual.After getting into 21 century, people are the situation of steady-state growth to the demand of pure natural, pollution-free drink, and in the tea making industry, tea in bag and tealeaves intensive processing will become tea industry new growth engines, and development of tea drinks is also very fast; Except that people directly consume the tealeaves, tealeaves has also been come into our life indirectly, so tealeaves hygienic quality safety problem has become one of subject matter that new century China's tea industry development faces.
As national traditional mode of production industry; There are many shortcomings in existing Tea Processing technology: one of which; China major part tea processing factory process equipment is outmoded, the processing environment sanitary condition is poor, exists harmful microorganism and heavy metal pollution hidden danger, has become the weak link in the tealeaves industrial chain; Its two, the distance that the content of non-teas field trash and international tea market improve hygienic quality day by day in the tealeaves differs huge.And the content of non-teas field trash directly reflects the process technology level and the sanitary condition of manufacturing enterprise in the tealeaves; More directly have influence on the raising of tealeaves added value; And domestic present production line only guarantees from raw material to reach the standard grade to the overall process of bag packing " not land, be not stained with dirt "; And the removal of non-teas field trash in the tealeaves is not furtherd investigate, present domestic loose tea mostly is as general agricultural byproducts processing, non-teas field trash is higher; Mostly about 0.7%, and the higher non-teas field trash of industrial standardization raw material of general added value requires to be lower than ten thousand/; They are three years old; What the country Japan of doing at most as correlative study work such as industrial standardization tealeaves being removed different sterilization in the world paid attention in the design of associated production line is after-stage; Be the removal of non-teas field trash in the tealeaves, but Japan at present also not from the former non-teas field trash of expecting qualified cleaning of gross tea be lower than ten thousand/ industrial standardization tealeaves continuity automatic assembly line; They are four years old; Production technology does not meet the requirement that existing standard is made tealeaves; For example cure operation because of the problem of thermal source cause sterilization not thoroughly, problem such as tea quality reduction, adopt when the low and manual work of sub-sieve process impurity elimination precision sorts dynamically to sort, the cleanliness that sorts is not enough etc.
In sum; One overlaps the complete Tea Processing technology with high-purification automatic impurity-removing sterilizing function to promoting the development of tea products; Effectively improve the technology content of tea product, strengthen the competitiveness in the international market of Tea Industry high-tech product, have great social significance.
Summary of the invention
Problem to be solved by this invention is exactly the shortcoming that exists in the existing Tea Production process; Provide a kind of continuity high-purification automatic impurity-removing and tea-sterilizing process strong, intelligent control; Make tea products reach removal foreign matter, kill bacteria, degrading pesticide residues through processing; To reach the raising tea leaf quality, improve the purpose of added value of product.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme: a kind of high-purification automatic impurity-removing and tea-sterilizing process is characterized in that: comprise following processing step:
Feed intake, with the tea raw material used device;
Wind-force sorts, and adopts the pneumatic jig mode that tealeaves is carried out Preliminary screening;
Manual work sorts, and utilizes the manual work mode of sorting to reject remaining impurities in the tealeaves;
Titian, sterilization are provided with Titian, sterilization process after manual work sorts step, remove the moisture in the tealeaves, promote tea aroma, kill the bacterium in the tealeaves;
Weighing and bagging.
The adjustment of operation is carried out Titian, sterilization process after manual work sorts operation, can fundamentally stop after the sterilization owing to human body contacts the possibility that secondary pollution takes place; And the flow process apart from packaging process in streamline of the tealeaves after the sterilization shortens greatly, so reduced the possibility of flora quantity secondary hyperplasia.
Further; During sorting, adopt wind-force four sections sub-sieves tealeaves to be sorted with the mode that the fourth gear corresponding wind combines; The size of wind-force is set according to the tealeaves blade from big to small successively, with four sections sub-sieves and wind-force sort combination afterwards the selection by winnowing precision can be promoted to original 4 times.
Further, sort the static selection mode of employing in the operation, under the tealeaves inactive state, sort by manual work in manual work; During conventional dynamic sorts; Under the state of continuous motion on the conveyer belt, carry out manual work at tealeaves and sort, make the workman produce situation such as dim eyesight, fatigue easily, and adopt static state to sort; Not only can improve the impuriting rate that manual work sorts, and can also further increase work efficiency.
Further, in described Titian, the sterilisation step, utilize far infrared that tealeaves is cured sterilization, the non-thermal effect of far infrared can make tealeaves produce fragrance, remove harmful substance, can obviously improve the class of tealeaves; Simultaneously, far infrared has thermodynamic activity and biological effect, can kill mould and bacterium at a lower temperature, keeps activity and the nutrition in the food and the color and luster of material to greatest extent.
As preferably, in technology, intert and be provided with electromagnetism impurity elimination operation, comprise bar magnet impurity elimination, electromagnet impurity elimination and metal detection, effectively control potential hazard and secondary pollutions such as heavy metal and magnetic thing.
As preferably, after wind-force sorts operation, be provided with static and sort operation, the hair etc. that is used for removing tealeaves is prone to by the material of Electrostatic Absorption.
As preferably, adopt quantitative weighing and vacuum-packed mode in the weighing and bagging operation, can prevent effectively that tealeaves is oxidized and receive secondary pollution in packaging process.
The advantage of technology of the present invention has: 1. adopt four sections sub-sieves and fourth gear corresponding wind combine tealeaves is sorted, the selection by winnowing precision can be promoted to original 4 times; 2. utilize the electromagnetism clearance technique to know metal sundries, can effectively control potential hazard and secondary pollutions such as heavy metal, harmful microorganism and magnetic thing; 3. Titian, sterilisation step are moved on to and carry out after manual work sorts operation, make that the secondary pollution rate reduces greatly in the operation, and utilize far infrared to cure sterilization; Can make tealeaves produce fragrance, remove harmful substance, can obviously improve the class of tealeaves, simultaneously; Far infrared has thermodynamic activity and biological effect; The activity and nutrition in the food and the color and luster that keep material to greatest extent, the automaticity of processing is high, can significantly improve tea leaf quality; 4. in manual work sorts, the conventional dynamic manual work sorted and change into staticly artificial, tealeaves is delivered to behind the sorting table in batches out of service, tealeaves is under static state sorted by the workman, improved the artificial impuriting rate in the operation that sorts; 5. the technical process Based Intelligent Control, connect closely, continuity is strong, effectively controlled secondary pollution, the manpower consumption is little, tea making efficient is high.
Description of drawings
Fig. 1 is a process chart of the present invention.
The specific embodiment
As shown in Figure 1; The present invention plants high-purification automatic impurity-removing and tea-sterilizing process and comprises the steps: that specifically line carries out the Preliminary screening step with former tea used device; Include the screening of the first road bar magnet, four sections wind-force sub-sieves, static sort and the second road bar magnet screening, metal sundries basic in the tealeaves or magnetic thing are rejected in the first road bar magnet screening; The combination of sharp again four sections sub-sieves and the corresponding wind speed of fourth gear sorts tealeaves; Utilize the three-dimensional from top to bottom sub-sieve of rotary strainer of different meshes to tea raw material, tealeaves is divided into four sections by varying in size of bound in standard limited value, get into four different winnowing machines respectively; Carry out more sorting of thin level with the different wind-force of fourth gear; The size of wind-force is set according to the tealeaves blade from big to small successively, is that the bigger tealeaves of blade imposes large wind to epimere tea for example, and is that the less tealeaves of blade imposes less wind-force to hypomere tea; This brings very big lifting can for undoubtedly removal of impurities usefulness than one grade of traditional wind-force; Static sorts, and utilizes high and low pressure that tealeaves is carried out impurity elimination, mainly takes out material such as hair in the tealeaves; Metal sundries or magnetic thing are further removed in the second road bar magnet screening.
Sorting through carrying out manual work after the Preliminary screening; Deliver to behind the sorting table tealeaves out of service in batches; Tealeaves is under static state sorted by the workman, improve the artificial impuriting rate in the operation that sorts, and adopt the desk checking mode to detect the impurity elimination result who sorts tealeaves in the process in manual work.Also can adopt electromagnet that tealeaves is carried out physically screening after the desk checking, can more effective place to go metal sundries.
Next be exactly the committed step of technology of the present invention: Titian, sterilisation step; Utilize far infrared that tealeaves is heated, remove moisture and persticide residue, improve the color, smell and taste of tealeaves; Promote quality of tea leaves; And carry out the posterior segment that Titian, sterilisation step is placed on technology, is arranged on manual detection step back, can fundamentally stop after the sterilization owing to human body contacts the possibility that secondary pollution takes place; And the flow process apart from packaging process in streamline of the tealeaves after the sterilization shortens greatly, so reduced the possibility of flora quantity secondary hyperplasia.Select for use with far-infrared heat radiation source tea curing, its main feature is exactly transmission drying, the material each several part moisture content that can be heated simultaneously and vaporize, thereby drying effect is relatively good; And rate of drying is fast, and good product quality is because the tealeaves surface temperature is not too high; Chlorophyll is with low uncertainty; The green kingfisher of color and luster and anti-Tibetan, fragrance loss is few, uniform drying; Because water evaporates speed is fast, forms porous easily, the rehydration of product is good, and content is prone to stripping when making tea; Simultaneously, adopt far infrared Titian sterilizing installation, the automaticity of its processing is high, can significantly improve tea leaf quality, and also significantly improve the market price of tealeaves; And cost of processing can reduce again; Help the raising of the performance of enterprises, have sterilising and enzyme inactivating effect efficiently again, use the tealeaves of this technology processing; Its harmful bacteria content is far below the edible sanitary index of tealeaves, and harmful bacterium such as Escherichia coli, mould are killed basically.
Degradation step is lowered the temperature to the tealeaves after the heating, and shaping.
Assorted step comprises the screening of the 3rd road bar magnet, all heap, the 4th road bar magnet screening, metal detection and last weighing and packaging step.Metal sundries or magnetic thing are further removed in the 3rd road bar magnet screening again on the basis of electromagnetism impurity elimination formerly; All heap utilizes cylinder that tealeaves is mixed; Metal sundries or magnetic thing in the tealeaves are further removed in the 4th road bar magnet screening; Metal detection totally detects metal object contained in the tealeaves, fundamentally stops the possibility that metallic foreign body mixes; Carry out weighing and packaging step at last, with the tealeaves quantitative weighing after the impurity elimination, vacuum packaging prevents that tealeaves from making moist or oxidation.
Above-mentioned processing step is a selection process scheme of the present invention; In process of production, from being dosed to packing, tealeaves does not contact with the external world; Prevent that to greatest extent tealeaves from being polluted; And the continuity of technology is strong, adopt intellectuality to control, and effectively alleviates operator's labour intensity, raises labour efficiency; Technology of the present invention when each item index that guarantees product reaches China and importer's standard-required, in the tealeaves containing ratio of non-teas field trash from present 0.7% be reduced to ten thousand/below, quality of tea leaves has had significantly and has promoted.
Claims (7)
1. high-purification automatic impurity-removing and tea-sterilizing process is characterized in that: comprise following processing step:
(1) feeds intake, the tea raw material used device;
(2) wind-force sorts, and adopts the pneumatic jig mode that tealeaves is carried out Preliminary screening;
(3) manual work sorts, and utilizes the manual work mode of sorting to reject remaining impurities in the tealeaves;
(4) Titian, sterilization are provided with Titian, sterilization process after manual work sorts step, remove the moisture in the tealeaves, promote tea aroma, kill the bacterium in the tealeaves;
(5) weighing and bagging.
2. a kind of high-purification automatic impurity-removing and tea-sterilizing process according to claim 1; It is characterized in that: the mode that adopts four sections corresponding wind speed with fourth gear of sub-sieve to combine during wind-force sorts sorts tealeaves, and the size of wind-force is set according to the tealeaves blade from big to small successively.
3. a kind of high-purification automatic impurity-removing and tea-sterilizing process according to claim 1 is characterized in that: sort in manual work and adopt static selection mode in the operation, under the tealeaves inactive state, sorted by manual work.
4. a kind of high-purification automatic impurity-removing and tea-sterilizing process according to claim 1 is characterized in that: in described Titian, the sterilization process, utilize far infrared that tealeaves is cured sterilization.
5. according to claim 1,2,3 or 4 described a kind of high-purification automatic impurity-removing and tea-sterilizing process, it is characterized in that: in technology, intert and be provided with electromagnetism impurity elimination operation, comprise bar magnet impurity elimination, electromagnet impurity elimination and metal detection.
6. a kind of high-purification automatic impurity-removing and tea-sterilizing process according to claim 1 is characterized in that: after wind-force sorts operation, be provided with static and sort operation, remove in the tealeaves easy in the foreign material of Electrostatic Absorption.
7. a kind of high-purification automatic impurity-removing and tea-sterilizing process according to claim 1 is characterized in that: adopt quantitative weighing and vacuum-packed mode in the weighing and bagging operation.
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| CN2009101003627A CN101647502B (en) | 2009-07-03 | 2009-07-03 | High-purification automatic impurity-removing and tea-sterilizing process |
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| CN2009101003627A CN101647502B (en) | 2009-07-03 | 2009-07-03 | High-purification automatic impurity-removing and tea-sterilizing process |
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| CN101647502A CN101647502A (en) | 2010-02-17 |
| CN101647502B true CN101647502B (en) | 2012-08-08 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103976009A (en) * | 2014-05-26 | 2014-08-13 | 中国科学院合肥物质科学研究院 | Processing method of dried pistacia chinensis bunge |
| CN105265629A (en) * | 2015-11-06 | 2016-01-27 | 林志宾 | Preparing method for compressed green tea |
| CN105265630A (en) * | 2015-11-06 | 2016-01-27 | 林志宾 | Compressed black tea making method |
| CN105394290A (en) * | 2015-12-14 | 2016-03-16 | 江门市江海区南粤金石榴茶制品厂 | Health preserving tea |
| CN109169998A (en) * | 2018-11-12 | 2019-01-11 | 邱伊 | One grows tea capsule processing technology |
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|---|---|---|---|---|
| CN1078873A (en) * | 1993-06-19 | 1993-12-01 | 平邑保健食品有限公司 | The method for production of Lonicera flower tea |
| CN2733907Y (en) * | 2004-09-18 | 2005-10-19 | 宜兴市鼎新微波设备有限公司 | Improved perfuming machine for tea |
| CN101233880A (en) * | 2007-01-30 | 2008-08-06 | 恩施市润邦国际富硒茶业有限公司 | Method for processing tea |
| CN101288430A (en) * | 2008-06-13 | 2008-10-22 | 万姝含 | Tartary buckwheat green tea and producing method thereof |
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2009
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078873A (en) * | 1993-06-19 | 1993-12-01 | 平邑保健食品有限公司 | The method for production of Lonicera flower tea |
| CN2733907Y (en) * | 2004-09-18 | 2005-10-19 | 宜兴市鼎新微波设备有限公司 | Improved perfuming machine for tea |
| CN101233880A (en) * | 2007-01-30 | 2008-08-06 | 恩施市润邦国际富硒茶业有限公司 | Method for processing tea |
| CN101288430A (en) * | 2008-06-13 | 2008-10-22 | 万姝含 | Tartary buckwheat green tea and producing method thereof |
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