阅读说明：本技术 一种直条型名优茶叶的加工方法及设备 (Processing method and equipment for straight-strip famous tea ) 是由 陆表 周如玉 于 2021-09-16 设计创作，主要内容包括：本发明涉及茶制造技术领域,具体涉及一种直条型名优茶叶的加工方法及设备；直条型名优茶叶的加工方法包括：采摘茶叶原料；将茶叶原料摊青3-5小时；将摊青后的茶叶采用金属导热杀青2分钟,杀青温度250～300℃；将杀青后的茶叶放入揉捻机内揉捻20-30分钟；揉捻后的茶叶放入理条机内做形,温度110-120℃,时间15-20分钟；将做形后的茶叶在110-120℃的温度下进行烘焙,烘焙时间18-25分钟,制得直条型名优茶叶；通过本发明的加工方法制作的茶叶外形细秀、挺直、体积小,便于携带和运输。(The invention relates to the technical field of tea manufacture, in particular to a processing method and equipment of straight-strip famous tea; the processing method of the straight-strip famous tea comprises the following steps: picking tea raw materials; spreading the tea raw material for 3-5 hours; conducting heat on the spread tea leaves by using metal to conduct fixation for 2 minutes, wherein the fixation temperature is 250-300 ℃; putting the tea leaves after water removing into a rolling machine to be rolled for 20-30 minutes; the rolled tea leaves are put into a tea strip tidying machine for shaping at the temperature of 110 ℃ and 120 ℃ for 15-20 minutes; baking the shaped tea at the temperature of 110-120 ℃ for 18-25 minutes to prepare straight-strip famous tea; the tea leaves prepared by the processing method of the invention have the advantages of fine and beautiful appearance, straightness, small volume and convenient carrying and transportation.)

1. A processing method of straight-strip famous tea is characterized by comprising the following steps:

picking tea raw materials;

spreading the tea raw material for 3-5 hours;

conducting heat on the spread tea leaves by using metal to conduct fixation for 2 minutes, wherein the fixation temperature is 250-300 ℃;

putting the tea leaves after water removing into a rolling machine to be rolled for 20-30 minutes;

the rolled tea leaves are put into a tea strip tidying machine for shaping at the temperature of 110 ℃ and 120 ℃ for 15-20 minutes;

baking the shaped tea at the temperature of 110-120 ℃ for 18-25 minutes to obtain straight-strip famous tea.

2. The processing method of the straight-strip famous tea as claimed in claim 1,

the tea raw material adopts 'white leaves I' to initially expand one bud and one leaf or initially expand one bud and two leaves in spring.

3. The processing method of the straight-strip famous tea as claimed in claim 1,

the tea leaf raw material is spread for 3-5 hours, and the specific steps are as follows:

placing the tea raw material in a green-spreading tank or a green-spreading plaque, and performing green-spreading at room temperature below 25 ℃;

when the room temperature is higher than 25 ℃, the tea raw material is transferred into a green-spreading room for green-spreading, the temperature in the green-spreading room is set to be lower than 25 ℃, the humidity is lower than 70%, and the total green-spreading time is 3-5 hours.

4. The processing method of the straight-strip famous tea as claimed in claim 3,

when the room temperature is higher than 25 ℃, the tea raw material is transferred into a green tea spreading room for green tea spreading, the temperature in the green tea spreading room is set to be lower than 25 ℃, the humidity is lower than 70%, and the total green tea spreading time is 3-5 hours, specifically: and (3) after the tea is spread to be green, reducing the water content of the tea to 68-72%.

5. The processing method of the straight-strip famous tea as claimed in claim 1,

the method comprises the following specific steps of putting the tea leaves subjected to water removing into a rolling machine to be rolled for 20-30 minutes:

putting the tea leaves after enzyme deactivation into a rolling machine with a rolling barrel height of 60cm and a diameter of 65cm until the tea leaves in the rolling barrel are 5-10cm away from the top of the rolling barrel;

after the tea leaves are put into the kneading barrel, covering the barrel cover with the tea leaves, and kneading for 8-12 minutes;

then, the barrel cover is lowered to a position 15-20cm away from the kneading barrel, and kneading is continued for 5-7 minutes;

then the barrel cover is lifted for 5-10cm, and the kneading is continued for 5-7 minutes;

and finally, pressing the barrel cover to a position of 20-25cm, and kneading for 3-5 minutes.

6. The processing method of the straight-strip famous tea as claimed in claim 1,

the twisted tea leaves are placed into a tea strip tidying machine for shaping at the temperature of 110 ℃ and 120 ℃ for 15-20 minutes, and the shaping method specifically comprises the following steps: after the tea is shaped, the water content of the tea is reduced to 15-25%.

7. The processing method of the straight-strip famous tea as claimed in claim 1,

baking the shaped tea at the temperature of 110-120 ℃ for 18-25 minutes to obtain straight-strip famous and high-quality tea, which comprises the following steps: the water content of the tea leaves is reduced to below 5 percent after the tea leaves are baked.

8. A processing device of straight-strip famous tea applied to the processing method of the straight-strip famous tea as claimed in any one of claims 1-7 is characterized by comprising a bottom platform and two turnover mechanisms; the two turnover mechanisms are positioned at two sides of the bottom platform; the turnover mechanism comprises a supporting seat, a rotary table, a motor, a supporting rod, an enclosing frame, two first air cylinders and two tedding plates; the supporting seat is fixedly connected with the bottom table and is positioned above the bottom table; the turntable is rotationally connected with the supporting seat and is positioned on the side edge of the supporting seat; the motor is fixedly connected with the supporting seat, and the output end of the motor is fixedly connected with the turntable and is positioned on one side of the supporting seat, which is far away from the turntable; the support rod is fixedly connected with the turntable and is positioned on the side edge of the turntable; the enclosure frame is fixedly connected with the supporting rod and is positioned on one side of the supporting rod, which is far away from the turntable; the two first air cylinders are respectively and fixedly connected with the rotary table, are respectively positioned on the side edge of the rotary table and are positioned on two sides of the supporting rod; the two tedding plates are fixedly connected with the two cylinders respectively, are positioned on the side edges of the two cylinders respectively, and are positioned on two sides of the enclosure frame.

Technical Field

The invention relates to the technical field of tea manufacturing, in particular to a processing method and equipment of straight-strip famous and high-quality tea.

Background

Along with the improvement of life quality, more and more people like drinking tea, the demand of tea is higher and higher, and the tea obtained by the traditional tea processing method is large in size and inconvenient to carry and transport.

Disclosure of Invention

The invention aims to provide a processing method and equipment of straight-strip famous tea, which can enable the processed tea to have smaller volume.

In order to achieve the above object, in a first aspect, the present invention provides a processing method of straight-type famous tea, comprising:

picking tea raw materials;

spreading the tea raw material for 3-5 hours;

conducting heat on the spread tea leaves by using metal to conduct fixation for 2 minutes, wherein the fixation temperature is 250-300 ℃;

putting the tea leaves after water removing into a rolling machine to be rolled for 20-30 minutes;

the rolled tea leaves are put into a tea strip tidying machine for shaping at the temperature of 110 ℃ and 120 ℃ for 15-20 minutes;

baking the shaped tea at the temperature of 110-120 ℃ for 18-25 minutes to obtain straight-strip famous tea.

Wherein, the tea raw material adopts 'white leaves I', and one bud and one leaf or two buds and two leaves are initially developed in spring.

The tea leaf raw material is spread for 3-5 hours, and the specific steps are as follows:

placing the tea raw material in a green-spreading tank or a green-spreading plaque, and performing green-spreading at room temperature below 25 ℃;

when the room temperature is higher than 25 ℃, the tea raw material is transferred into a green-spreading room for green-spreading, the temperature in the green-spreading room is set to be lower than 25 ℃, the humidity is lower than 70%, and the total green-spreading time is 3-5 hours.

When the room temperature is higher than 25 ℃, the tea raw material is transferred into a green tea spreading room for green tea spreading, the temperature in the green tea spreading room is set to be lower than 25 ℃, the humidity is lower than 70%, and the total green tea spreading time is specifically as follows for 3-5 hours: and (3) after the tea is spread to be green, reducing the water content of the tea to 68-72%.

The method comprises the following specific steps of putting the tea leaves subjected to water removing into a rolling machine to be rolled for 20-30 minutes:

putting the tea leaves after enzyme deactivation into a rolling machine with a rolling barrel height of 60cm and a diameter of 65cm until the tea leaves in the rolling barrel are 5-10cm away from the top of the rolling barrel;

after the tea leaves are put into the kneading barrel, covering the barrel cover with the tea leaves, and kneading for 8-12 minutes;

then, the barrel cover is lowered to a position 15-20cm away from the kneading barrel, and kneading is continued for 5-7 minutes;

then the barrel cover is lifted for 5-10cm, and the kneading is continued for 5-7 minutes;

and finally, pressing the barrel cover to a position of 20-25cm, and kneading for 3-5 minutes.

Wherein the twisted tea leaves are placed into a tea strip tidying machine for shaping at the temperature of 110 ℃ and 120 ℃ for 15-20 minutes, and the shaping time is as follows: after the tea is shaped, the water content of the tea is reduced to 15-25%.

Wherein the shaped tea is baked at the temperature of 110-120 ℃ for 18-25 minutes to prepare the straight strip type famous tea, which comprises the following specific steps: the water content of the tea leaves is reduced to below 5 percent after the tea leaves are baked.

In a second aspect, the invention also provides processing equipment for straight-strip famous tea, which comprises a bottom platform and two turnover mechanisms; the two turnover mechanisms are positioned at two sides of the bottom platform; the turnover mechanism comprises a supporting seat, a rotary table, a motor, a supporting rod, an enclosing frame, two first air cylinders and two tedding plates; the supporting seat is fixedly connected with the bottom table and is positioned above the bottom table; the turntable is rotationally connected with the supporting seat and is positioned on the side edge of the supporting seat; the motor is fixedly connected with the supporting seat, and the output end of the motor is fixedly connected with the turntable and is positioned on one side of the supporting seat, which is far away from the turntable; the support rod is fixedly connected with the turntable and is positioned on the side edge of the turntable; the enclosure frame is fixedly connected with the supporting rod and is positioned on one side of the supporting rod, which is far away from the turntable; the two first air cylinders are respectively and fixedly connected with the rotary table, are respectively positioned on the side edge of the rotary table and are positioned on two sides of the supporting rod; the two tedding plates are fixedly connected with the two cylinders respectively, are positioned on the side edges of the two cylinders respectively, and are positioned on two sides of the enclosure frame.

When tea needs to be spread, the tea is placed on the two spreading plates below the two enclosing frames, and the tea is limited by the two enclosing frames, so that the tea is prevented from falling off; when tea needs to be turned over, the first air cylinders above the two supporting rods are used for controlling the two first air cylinders to respectively push the two tedding plates, so that the two tedding plates are arranged above the enclosing frame and are tightly abutted to each other, the two first air cylinders are used for sealing the enclosing frame, then the two motors are used for driving the two rotating discs to rotate 180 degrees, the rotating discs drive the two first air cylinders and the supporting rods to rotate, so that the enclosing frame rotates 180 degrees, meanwhile, the tea is turned over 180 degrees, and the first air cylinders above the supporting rods are used for driving the tedding plates to be away from the enclosing frame, so that the enclosing frame is not closed any more, the tea is exposed outside, the tea can be conveniently turned over, and the tedding efficiency is improved.

According to the processing method and equipment for the straight-strip famous tea, one bud and one leaf initial expansion or one bud and two leaves initial expansion is picked as a tea raw material, the quality of the tea raw material is high, and the manufactured tea is thin, elegant, straight, small in size and convenient to carry and transport; after the tea is kneaded, the destruction rate of tea cells is improved, the dry tea aroma is stronger, the tea aroma is higher after brewing, and quality factors such as water extract, soluble sugar, free amino acid and the like are increased, so that the tea has better taste and higher soaking resistance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a flow chart of a processing method of straight-strip famous tea leaves of the invention;

FIG. 2 is a flow chart of the present invention for 3-5 hours of spreading the tea material;

FIG. 3 is a flow chart of the present invention for kneading the tea leaves after deactivation of enzymes in a kneading machine for 20-30 minutes;

FIG. 4 is a schematic structural view of a straight type famous tea processing apparatus according to the present invention;

FIG. 5 is another schematic structural view of a processing apparatus for straight type famous tea leaves according to the present invention;

fig. 6 is a front sectional view of a straight type famous tea processing apparatus of the present invention.

1-bottom table, 2-turnover mechanism, 3-support seat, 4-rotary table, 5-motor, 6-support rod, 7-enclosure frame, 8-first cylinder, 9-spreading plate, 11-base, 12-roller component, 121-second cylinder, 122-rotary shaft and 123-pulley.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 6, in a first aspect, the present invention provides a method for processing a straight famous tea, including:

s1 picking tea raw materials;

picking' white leaves are used as tea raw materials in spring, wherein the tea is initially developed in one bud and one leaf or initially developed in one bud and two leaves.

S2, spreading the tea raw material for 3-5 hours;

the method comprises the following specific steps:

the tea leaf raw material is spread for 3-5 hours, and the specific steps are as follows:

s21, placing the tea raw material in a green-spreading tank or a green-spreading plaque, and spreading green at room temperature lower than 25 ℃;

placing the tea material in a tea leaf spreading tank or a tea leaf spreading plaque, spreading the tea leaf, and spreading at room temperature below 25 deg.C to reduce water content in the tea leaf.

S22, when the room temperature is higher than 25 ℃, transferring the tea raw material into a green tea spreading room for spreading green, setting the temperature in the green tea spreading room to be lower than 25 ℃, setting the humidity to be lower than 70%, and keeping the total green spreading time to be 3-5 hours;

when the room temperature is higher than 25 ℃ or the air humidity exceeds 80%, transferring the tea raw materials into a green tea spreading room for spreading green, setting the temperature in the green tea spreading room to be lower than 25 ℃ and the humidity to be lower than 70%, and carrying out green spreading for 3-5 hours in total, so that the water content of the tea is reduced to 68-72%, and the tea can be obtained after the leaf quality is soft and the leaf stalks are folded continuously.

S3, conducting heat conduction on the spread tea leaves by using metal to de-enzyme for 2 minutes, wherein the de-enzyming temperature is 250-300 ℃;

and (3) putting the spread tea leaves into a de-enzyming device, and de-enzyming for 2 minutes by adopting metal heat conduction at the de-enzyming temperature of 250-300 ℃.

S4, putting the tea leaves after water removing into a rolling machine to be rolled for 20-30 minutes;

the method comprises the following specific steps:

s41, putting the tea subjected to water removing into a rolling machine with a rolling barrel height of 60cm and a diameter of 65cm until the distance between the tea in the rolling barrel and the top of the rolling barrel is 5-10 cm;

putting the tea leaves after water removing into a rolling machine with the height of a rolling barrel of 60cm and the diameter of 65cm, and filling the tea leaves until the tea leaves are 5-10cm away from the top of the rolling barrel.

S42 putting the tea into the kneading barrel, covering the barrel cover with the tea, kneading for 8-12 minutes;

after the tea leaves are put into the kneading barrel, the barrel cover covers the tea leaves, and the tea leaves are kneaded for 8-12 minutes to destroy tea leaf cells.

S43, lowering the barrel cover to a position 15-20cm away from the kneading barrel, and continuing kneading for 5-7 minutes;

then the barrel cover is lowered to a position 15-20cm away from the kneading barrel, and kneading is continued for 5-7 minutes, so that tea cells are further destroyed.

S44, lifting the barrel cover by 5-10cm, and continuously kneading for 5-7 minutes;

and (3) lifting the barrel cover by 5-10cm, and continuously kneading for 5-7 minutes to further destroy tea cells.

S45, finally, pressing the barrel cover to a position of 20-25cm, and rubbing for 3-5 minutes;

and finally, pressing the barrel cover to a position of 20-25cm, kneading for 3-5 minutes, kneading in the whole kneading process according to the principle of light weight and light weight pressurization, wherein the tea leaves are softened and sticky in texture after being kneaded, and are held by hand to be agglomerated without scattering, and a small amount of tea juice overflows, so that the strip forming rate is over 80%.

S5, shaping the twisted tea leaves in a tea strip tidying machine at the temperature of 110 ℃ and 120 ℃ for 15-20 minutes;

the rolled tea leaves are put into a strip tidying machine and are shaped for 15-20 minutes at the temperature of 110-120 ℃ to reduce the water content of the tea leaves to 15-25 percent, and at the moment, the tea leaves are green, medium yellow, tight, thin, straight and straight.

S6, baking the shaped tea at the temperature of 110-120 ℃ for 18-25 minutes to obtain straight-strip famous tea;

baking the shaped tea leaves by adopting a hot air type tea leaf aroma raising machine or a flap dryer at the temperature of 110-120 ℃ for 18-25 minutes to reduce the water content of the tea leaves to be below 5 percent, thus obtaining straight strip type famous tea leaves.

According to the processing method of the straight-strip famous and high-quality tea, the tea raw materials are picked through one-bud one-leaf initial unfolding or one-bud two-leaf initial unfolding, the quality of the tea raw materials is high, and the manufactured tea is fine and elegant in appearance, straight, small in size and convenient to carry and transport; after the tea is kneaded, the destruction rate of tea cells is improved, the dry tea aroma is stronger, the tea aroma is higher after brewing, and quality factors such as water extract, soluble sugar, free amino acid and the like are increased, so that the tea has better taste and higher soaking resistance.

In a second aspect, the invention also provides processing equipment for straight-strip famous tea, which comprises a bottom platform 1 and two turnover mechanisms 2; the two turnover mechanisms 2 are positioned at two sides of the base table 1; the turnover mechanism 2 comprises a supporting seat 3, a rotary table 4, a motor 5, a supporting rod 6, an enclosing frame 7, two first air cylinders 8 and two green spreading plates 9; the supporting seat 3 is fixedly connected with the bottom table 1 and is positioned above the bottom table 1; the turntable 4 is rotatably connected with the supporting seat 3 and is positioned on the side edge of the supporting seat 3; the motor 5 is fixedly connected with the supporting seat 3, and the output end of the motor 5 is fixedly connected with the turntable 4 and is positioned on one side of the supporting seat 3 far away from the turntable 4; the supporting rod 6 is fixedly connected with the rotary table 4 and is positioned on the side edge of the rotary table 4; the enclosure frame 7 is fixedly connected with the supporting rod 6 and is positioned on one side of the supporting rod 6, which is far away from the rotating disc 4; the two first air cylinders 8 are respectively and fixedly connected with the rotary table 4, are respectively positioned on the side edges of the rotary table 4 and are positioned on two sides of the supporting rod 6; the two tedding plates 9 are fixedly connected with the two cylinders respectively, are positioned on the side edges of the two cylinders respectively, and are positioned on two sides of the enclosure frame 7.

In this embodiment, when tea needs to be spread, the two first cylinders 8 above the two support rods 6 are controlled to drive the two spreading plates 9 to be away from the enclosing frames 7 respectively, then tea is placed on the two spreading plates 9 below the two enclosing frames 7, and the two enclosing frames 7 limit the tea to prevent the tea from falling; when tea needs to be turned over, the two first air cylinders 8 above the two supporting rods 6 are controlled to respectively push the two green spreading plates 9, so that the two green spreading plates 9 are positioned above the two enclosing frames 7, the two green spreading plates 9 are mutually abutted, so as to seal the two enclosing frames 7, then the two rotating discs 4 are driven to rotate 180 degrees by controlling the two motors 5, the rotating discs 4 drive the two first air cylinders 8 and the supporting rods 6 to rotate, thereby enabling the enclosing frame 7 to rotate 180 degrees, meanwhile, the tea leaves are turned over 180 degrees, then the first air cylinder 8 above the supporting rod 6 is controlled to drive the tedding plate 9 to be far away from the enclosing frame 7, therefore, the enclosing frame 7 is not sealed any more, tea leaves are exposed outside, the tea leaves can be turned over conveniently, and the tedding efficiency is improved.

Further, the base table 1 comprises a base 11 and two roller assemblies 12; the base 11 is respectively fixedly connected with the two supporting seats 3 and is positioned below the two supporting seats 3; the two roller assemblies 12 are respectively fixedly connected with the base 11 and are located at two sides of the base 11.

In this embodiment, the two roller assemblies 12 can facilitate moving the base 11, so as to facilitate transporting tea leaves to a suitable position for tedding.

Further, the roller assembly 12 includes a second cylinder 121, a rotating shaft 122 and two pulleys 123; the second cylinder 121 is fixedly connected with the base 11 and is positioned on the side of the base 11; the rotating shaft 122 is fixedly connected with the second cylinder 121 and is positioned below the second cylinder 121; the two pulleys 123 are respectively rotatably connected with the rotating shaft 122 and are located on two sides of the rotating shaft 122.

In the embodiment, the four pulleys 123 can facilitate the movement of the base 11, so as to facilitate the transportation of the tea leaves to a proper position for tedding; the second cylinder 121 can drive the rotating shaft 122 to move upwards, so that the two pulleys 123 move upwards, the base 11 can be in contact with the ground, the pulleys 123 are far away from the ground, and the base 11 can be prevented from moving after the base 11 moves to a specified position.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.