CN213785168U - Mixed heat energy tea leaf fixation machine capable of preventing scorched leaves - Google Patents
Mixed heat energy tea leaf fixation machine capable of preventing scorched leaves Download PDFInfo
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- CN213785168U CN213785168U CN202022586955.3U CN202022586955U CN213785168U CN 213785168 U CN213785168 U CN 213785168U CN 202022586955 U CN202022586955 U CN 202022586955U CN 213785168 U CN213785168 U CN 213785168U
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Abstract
The utility model discloses a mixed heat energy tea wrap machine for preventing scorched leaves, which comprises a frame, a roller, an outer cover, a transmission device, a heating device and a controller, wherein the inner wall of the roller is provided with a plurality of spiral guide vane plates, the heating device comprises a gas hot plate which is arranged at the bottom of the roller and distributed along the axis of the roller, the outer cover seals the roller, a heating interlayer is formed between the outer cover and the roller, the top of the outer cover is provided with an induced duct communicated with the heating interlayer, the other end of the induced duct is arranged at the feed inlet of the roller and extends to the inner cavity of the roller, the utility model adopts a double heating mode, high temperature gas waste gas in the interlayer is guided to the inner cavity of the roller through a fan and the induced duct to heat the inner cavity of the roller, thereby not only improving the temperature and the uniformity of the inner cavity of the roller, improving the wrap speed and the temperature, but also reducing the temperature difference between the inside and the outside of the roller, ensuring that the green leaves in the roller are heated evenly, the phenomenon of coke leaf explosion is not easy to occur, and simultaneously, the energy is saved and the use cost is reduced.
Description
Technical Field
The utility model relates to tea processing technology field especially involves a can prevent to scorch leaf, green and the mixed heat energy tea wrap machine of completing thoroughly, completing.
Background
The green removing is an important process in tea processing, and the main purpose of the green removing is to inhibit enzymatic oxidation of tea polyphenol and the like in fresh leaves by destroying and passivating the oxidase activity in the fresh leaves at high temperature, prevent the color change of the tea in the drying process, simultaneously quickly emit the green odor of the green leaves in the green removing process, promote the formation of good tea aroma smell of the tea, and the main green removing modes comprise pan-frying, steaming, soaking, radiation green removing and the like.
The existing water-removing in the market generally takes roller type water-removing as a main part, takes electric heat or gas as a heating source, heats and conducts the outer surface of the roller, and has the advantages of stable operation, compact structure, convenient operation and higher efficiency.
Because the heating source directly heats the cylinder outside, there are the energy consumption great, the inside temperature gradient of cylinder is big, the green leaf is heated inhomogeneously, leads to partly green leaf to cause because of the high temperature phenomenon such as burnt leaf, explosion point, incomplete, that completes because of, seriously influences the quality of completing.
Disclosure of Invention
The utility model mainly solves the technical problems existing in the prior art; provides a mixed heat energy tea leaf fixation machine which can prevent leaves from being scorched and green and can thoroughly kill and ripen.
In order to solve the technical problem, the utility model mainly adopts the following technical proposal:
the utility model discloses a mixed heat energy tea wrap machine for preventing burnt leaves, which comprises a frame, a roller arranged on the frame, an outer cover, a transmission device, a heating device and a controller, wherein the transmission device drives the roller to rotate, the two ends of the roller are provided with a feed inlet and a discharge outlet, a wind power conveying device is arranged below the discharge outlet, the inner wall of the roller is provided with a plurality of spiral guide vane plates, the heating device comprises a gas hot plate which is arranged at the bottom of the roller and distributed along the axis of the roller, the outer cover seals the roller, a heating interlayer is formed between the outer cover and the roller, the top of the outer cover is provided with a hot air pipe communicated with the heating interlayer, the hot air pipe is provided with a draught fan, the other end of the hot air pipe is arranged at the feed inlet of the roller and extends to the inner cavity of the roller, hot air enters the roller through the hot air pipe, and the controller controls the transmission device, the heating device and the draught fan, adopt dual heating mode, the high temperature gas waste heat gas that will heat in the intermediate layer passes through draught fan and hot-blast main guide to the cylinder inner chamber, heat the cylinder inner chamber, both improved cylinder inner chamber temperature and uniformity, make speed and temperature of completing promoted, the inside and outside difference in temperature of cylinder has been reduced again, guarantee that the interior green leaf of cylinder is heated evenly, the difficult burnt leaf of taking place explodes some phenomenon, and the gas waste heat gas that contains higher carbon dioxide composition is introduced in the cylinder, a large amount of air has been got rid of, reduce the oxygen content of cylinder inner chamber, the low oxygen waste heat gas wraps green leaf rapidly, can kill oxidase activity fast, make the oxidation process of green leaf chlorophyll obstructed, it reduces the loss to ensure the chlorophyll in the green leaf, and simultaneously, also the energy can be saved, and use cost is reduced.
Preferably, the hot air pipe at the feed inlet of the roller is horizontal, the central axis of the hot air pipe coincides with the central axis of the roller, the end plate is arranged at the opening at the end part of the hot air pipe, the end plate is provided with a plurality of vent holes, the hot air pipe faces the hot air port of the discharge outlet along the central axis of the roller, the hot air speed and the air quantity in the roller can be adjusted, the moving speed of small leaves and big leaves in the roller is changed, the phenomenon of coke leaf explosion caused by overhigh temperature of the small leaves is prevented, and the water-removing quality is improved.
Preferably, the hot-air pipe is a rectangular pipe, the hot-air pipe at the feed inlet of the roller is horizontal, the central axis of the hot-air pipe coincides with the central axis of the roller, the pipe wall of one side and the pipe wall of the bottom side of the end part of the hot-air pipe are provided with a plurality of vent holes, and the lateral air outlet and the bottom air outlet are arranged in the spiral direction of the guide vane plate, so that the moving speed of the green leaves can be accurately controlled, the green leaves can be ensured to quickly reach the required green-removing temperature, and the phenomenon of the green leaves being burnt is prevented.
As preferred, the ventilation hole on the end plate is the annular and distributes, still is equipped with rotation type wind door plant on the end plate, rotation type wind door plant rigid coupling has the regulation pole, is equipped with the regulation hole with above-mentioned ventilation hole one-to-one on the rotation type wind door plant, the regulation pole axis coincides mutually and passes through the hot-blast main with above-mentioned hot-blast main axis, and the rotation of regulation pole control rotation type wind door plant is in order to control the degree of overlap of above-mentioned ventilation hole and regulation hole, and the size and the quantity in the hot-blast main end plate wind hole can accurate control by rotation type wind door plant, the hot-blast amount at corresponding regulation cylinder center, wind pressure and wind speed, the rate of heating of big leaf and lobule in the balanced blue or green leaf.
Preferably, the ventilation holes in the side wall and the bottom wall are uniformly distributed, the pull-type air door plates are arranged on the side wall and the bottom wall, the pull-type air door plates are fixedly connected with control rods and are respectively provided with adjusting holes which are in one-to-one correspondence with the ventilation holes and are matched with the ventilation holes, the adjusting rods control the pull-type air door plates to move along the central axis of the hot air pipe so as to control the overlapping degree of the ventilation holes and the adjusting holes, the pull-type air door plates can accurately control the sizes of the side air holes and the bottom air holes of the hot air pipe, and the hot air volume, the air pressure, the air speed and the direction in the corresponding adjusting roller meet the green leaf green-removing requirements of different varieties or quantities.
Preferably, the gas hot plates are provided with independent gas proportional valves and corresponding igniters, the gas hot plates are distributed along the central axis of the roller to form a plurality of heating regions which are positioned below the roller and used for heating the outer surface of the roller in a segmented manner, the number of the gas hot plates in the heating regions is in a progressively decreased state, the heating outside the roller is controlled in a segmented manner, the heating temperature outside the roller is progressively decreased from high to low in sequence, the requirements of the enzyme-deactivating process of 'high temperature firstly and low temperature secondly' are met, the enzyme-deactivating process is more accurate, and the enzyme-deactivating effect is better.
Preferably, the number of the heating areas sequentially arranged from the feeding port to the discharging port of the roller is four, the number of the gas hot plates in the first heating area is three, the number of the gas hot plates in the second heating area is two, the number of the gas hot plates in the third heating area and the number of the gas hot plates in the fourth heating area are both one, and the number of the gas hot plates is changed to enable the heating temperature outside the roller to sequentially decrease from high to low.
Preferably, the roller discharge port is provided with a wind conveying device, and the tea leaves after being de-enzymed can be rapidly cooled through wind conveying, so that the quality of the tea leaves is maintained.
Preferably, the inner surface of the outer cover is provided with heat insulation cotton for maintaining the temperature in the heating interlayer.
The utility model has the advantages that: mix heat energy tealeaves machine of completing adopts dual heating mode, lead to the cylinder inner chamber after the high temperature gas waste heat gas in the intermediate layer filters through draught fan and hot-blast main, carry out the low oxygen heating to the cylinder inner chamber, and the accurate heating control of the outside subregion of cooperation cylinder, both improved cylinder inner chamber temperature and degree of consistency, make speed and efficiency of completing obtain promoting, the inside and outside difference in temperature of cylinder has been reduced again, guarantee that the green leaf in the cylinder is heated evenly, the difficult burnt leaf that takes place explodes some phenomenon, the quality of completing is improved, and the environment of completing of low oxygen has also reduced the chlorophyll's of green leaf loss, and simultaneously, the energy has also been practiced thrift, and use cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded schematic view of the structure of fig. 1.
Fig. 3 is a structural view of the rotary air flap panel of the present invention.
Fig. 4 is a drawing type air door panel structure diagram of the present invention.
In the figure, 1, a frame, 2, a roller, 21, a feeding hole, 22, a guide vane plate, 23, a discharging hole, 3, an outer cover, 4, a heating device, 41, a gas hot plate, 5, a hot air pipe, 51, an end plate, 52, a vent hole, 6, an induced draft fan, 7, a rotary air door plate, 71, an adjusting rod, 8, a pull air door plate, 81 and a control rod are arranged.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example 1: the mixed heat energy tea water-removing machine for preventing the scorched leaves in the embodiment 1 is shown in fig. 1 and fig. 2, and comprises a frame 1, a roller 2 arranged on the frame, an outer cover 3, a transmission device, a heating device 4 and a controller, wherein the transmission device drives the roller to rotate, a feed inlet 21 and a discharge outlet 23 are arranged at two ends of the roller, a plurality of right spiral guide vane plates 22 are designed on the inner wall of the roller, the heating device comprises a plurality of gas heating plates 41 which are arranged below the roller and distributed along the axis of the roller, each gas heating plate is provided with an independent gas proportional valve and a corresponding igniter, the gas proportional valve is externally connected with a gas storage tank through a gas pipeline, the plurality of gas heating plates are distributed along the axis of the roller and form a plurality of heating blocks, the plurality of heating blocks perform segmented heating on the outer surface of the roller, wherein the number of heating regions from the feed inlet to the discharge outlet of the roller is four, and the number of heating regions are sequentially and transversely arranged from the feed inlet to the discharge outlet of the roller, the number of the gas hot plates in the first heating area is three, the number of the gas hot plates in the second heating area is two, and the number of the gas hot plates in the third heating area and the fourth heating area is one; the outer cover seals the roller and the frame, a heating interlayer is formed in a gap between the outer cover and the roller, the outer surface of the roller is heated by heat generated by the gas hot plate, a hot air pipe 5 communicated with the heating interlayer is designed at the top of the outer cover, an induced draft fan 6 is installed on the hot air pipe, the other end of the hot air pipe is arranged at a roller feeding port and extends to the inner cavity of the roller, hot air sucked from the heating interlayer is guided into the roller through the hot air pipe to perform high-temperature green removing on green leaves in the roller, and the controller controls the operation of the transmission device, the heating device and the induced draft fan; the hot air pipe is a rectangular pipe, the hot air pipe positioned at the feed inlet of the roller is horizontal, the central axis of the hot air pipe is coincident with the central axis of the roller, the end part of the hot air pipe is provided with an end plate 51, the end plate is provided with a plurality of vent holes 52, the right side pipe wall and the bottom side pipe wall of the end part of the hot air pipe are also provided with a plurality of vent holes, and the vent holes are used for ejecting hot air; a wind power conveying device is designed at the discharge port of the roller and is used for conveying the green leaves after the green removing.
When in use, the heating mode, the rotating speed of the roller and other technological parameters are adjusted and set, the enzyme deactivating machine is started, the roller starts to rotate, the heating device ignites and burns, the gas hot plate heats the surface of the roller to raise the temperature of the roller, the draught fan is started, high-temperature gas waste hot gas in the interlayer is guided into the inner cavity of the roller through the hot air pipe to preheat the inner surface of the roller, when the technological requirements are met, the green leaves are fed from the feed inlet of the roller, because the end part of the hot air pipe is designed with hot air blowing in three directions, and the green leaves start to turn over and roll forwards in the roller and continue to be deactivated at high temperature by combining the guidance of a right-handed thread guide vane plate on the inner wall of the roller, meanwhile, the hot air on the end face of the hot air pipe is blown in along the axis of the roller, so that the small leaves in the green leaves can rapidly move towards the discharge port, the small leaf deactivating time is shortened, the whole green leaves are uniformly heated, and the scorched leaves are not easy to generate, the low-oxygen enzyme deactivating environment also keeps chlorophyll in the green leaves, so that the tea tastes better, and the enzyme deactivating leaves at higher temperature are conveyed by wind power, so that the temperature of the green leaves can be quickly reduced, and the enzyme deactivating quality of the green leaves is better.
Example 2: in the mixed heat energy tea leaf enzyme deactivating machine for preventing scorched leaves of the embodiment 2, as shown in fig. 3, a rotary air door plate 7 is further designed on the end plate of the hot air pipe, the rotary air door plate is designed with adjusting holes corresponding to the end face vent holes one by one, an adjusting rod 71 is fixed on the rotary air door plate, the axis of the adjusting rod is coincident with the central axis of the hot air pipeline, the adjusting rod passes through the horizontal hot air pipeline and extends out of the roller, an operator can drive the rotary air door plate to rotate through the adjusting rod according to the requirement of the enzyme deactivation process, thereby controlling the overlapping degree of the adjusting hole on the air door plate and the vent hole of the end plate, correspondingly adjusting the air output and the air pressure of the end surface of the hot air pipe, the end of the adjusting rod can be provided with a dial to accurately display the adjusting angle of the air door plate, and other parts of the embodiment 2 are similar to corresponding parts of the embodiment 1 and are not described in detail herein.
Example 3: in the mixed heat energy tea leaf enzyme deactivating machine for preventing the scorched leaves of this embodiment 3, as shown in fig. 4, the side wall and the bottom wall of the end of the hot air duct are respectively provided with a pull-out type air door panel 8, the pull-out type air door panel is provided with adjusting holes corresponding to the side wall or the bottom wall of the air duct, the pull-out type air door panel is fixed with a control rod 81, the axis of the control rod is parallel to the axis of the hot air duct, the control rod is attached to the wall of the hot air duct and extends to the outside of the roller, the operator can pull the pull-out type air door panel through the control rod according to the enzyme deactivating process requirement, so as to control the overlapping degree of the adjusting holes on the air door panel and the wall ventilation holes, and correspondingly adjust the air output and the air pressure of the side wall and the bottom wall of the hot air duct, the hot air duct can also be provided with scale marks, so as to accurately display the pull-out distance of the air door panel, other parts of this embodiment 3 are similar to the corresponding parts of embodiment 1, this is not described in detail herein.
In the description of the present invention, the technical terms "upper", "lower", "front", "rear", "left", "right", "longitudinal", "horizontal", "inner", "outer" and the like indicate the direction or the position relationship based on the direction or the position relationship shown in the drawings, and the technical solution of the present invention is only for the convenience of description and understanding, and the above description is not limiting to the present invention, the present invention is not limited to the above description, and the changes, modifications, additions or replacements made by the ordinary skilled in the art within the essential scope of the present invention should be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a prevent mixed heat energy tea wrap machine of burnt leaf which characterized in that: the machine of completing includes frame (1), arranges cylinder (2), dustcoat (3), transmission, heating device (4) and controller in the frame in, transmission driving roller is rotatory, the cylinder both ends are equipped with feed inlet (21) and discharge gate (22), the discharge gate below is equipped with wind conveyor, and the cylinder inner wall is equipped with many heliciform guide vane (23), heating device is including being located the cylinder below and along gas hot plate (41) that cylinder axis distributes, the dustcoat seals above-mentioned cylinder, forms the heating intermediate layer between dustcoat and the cylinder, and the dustcoat top is equipped with and heats communicating hot-blast main (5) of intermediate layer with the aforesaid, be equipped with draught fan (6) on the hot-blast main, cylinder feed inlet department is located to the other end of hot-blast main and extend to the cylinder inner chamber, and hot-blast gets into in the cylinder through the hot-blast main, the controller controls above-mentioned transmission, Heating device and draught fan.
2. The mixed heat energy tea fixation machine for preventing scorched leaves as claimed in claim 1, wherein: the hot air pipe positioned at the feed port (21) of the roller is horizontal, the central axis of the hot air pipe coincides with the central axis of the roller (2), the end part of the hot air pipe is provided with an end plate (51), and the end plate is provided with a plurality of ventilation holes (52).
3. The mixed heat energy tea fixation machine for preventing scorched leaves as claimed in claim 1, wherein: the hot air pipe (5) is a rectangular pipe, the hot air pipe positioned at the roller feed inlet (21) is horizontal, the central axis of the hot air pipe coincides with the central axis of the roller (2), and the pipe wall of one side and the pipe wall of the bottom side of the end part of the hot air pipe are provided with a plurality of vent holes (52).
4. The mixed heat energy tea fixation machine for preventing scorched leaves as claimed in claim 2, wherein: the ventilation hole (52) on the end plate is annularly distributed, a rotary air door plate (7) is further arranged on the end plate, an adjusting rod (71) is fixedly connected to the rotary air door plate, adjusting holes in one-to-one correspondence with the ventilation holes are formed in the rotary air door plate, the axis of the adjusting rod coincides with the axis of the hot air pipe (5) and penetrates through the hot air pipe, and the adjusting rod controls the rotation of the rotary air door plate to control the overlapping degree of the ventilation holes and the adjusting holes.
5. The mixed heat energy tea wrap machine for preventing scorched leaves as claimed in claim 3, characterized in that: the ventilation holes (52) in the side pipe wall and the bottom pipe wall of the end part of the hot air pipe are uniformly distributed, the side pipe wall and the bottom pipe wall are respectively provided with a pull type air door plate (8), the pull type air door plate is fixedly connected with a control rod (81), the pull type air door plate is respectively provided with adjusting holes which are in one-to-one correspondence with the ventilation holes and are matched with the ventilation holes, and the adjusting rods control the pull type air door plate to move along the central axis of the hot air pipe so as to control the overlapping degree of the ventilation holes and the adjusting holes.
6. The mixed heat energy tea fixation machine for preventing scorched leaves as claimed in claim 1, wherein: the gas hot plates (41) are respectively provided with an independent gas proportional valve and a corresponding igniter, the gas hot plates are distributed along the central axis of the roller (2) and form a plurality of heating areas which are positioned below the roller and used for heating the outer surface of the roller in a segmented manner, and the number of the gas hot plates in the heating areas is in a decreasing state.
7. The mixed heat energy tea wrap machine for preventing scorched leaves as claimed in claim 6, wherein: the number of the heating areas sequentially arranged from the feeding port (21) to the discharging port (22) of the roller is four, wherein the number of the gas hot plates (41) in the first heating area is three, the number of the gas hot plates in the second heating area is two, and the number of the gas hot plates in the third heating area and the fourth heating area is one.
8. The mixed heat energy tea fixation machine for preventing scorched leaves as claimed in claim 1, wherein: the inner surface of the outer cover (3) is provided with heat insulation cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022586955.3U CN213785168U (en) | 2020-11-10 | 2020-11-10 | Mixed heat energy tea leaf fixation machine capable of preventing scorched leaves |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022586955.3U CN213785168U (en) | 2020-11-10 | 2020-11-10 | Mixed heat energy tea leaf fixation machine capable of preventing scorched leaves |
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| CN213785168U true CN213785168U (en) | 2021-07-27 |
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| CN202022586955.3U Expired - Fee Related CN213785168U (en) | 2020-11-10 | 2020-11-10 | Mixed heat energy tea leaf fixation machine capable of preventing scorched leaves |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114376078A (en) * | 2022-01-13 | 2022-04-22 | 福建华龙集团永安黎明饲料有限公司 | Compound feed for laying hens and preparation method and equipment thereof |
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2020
- 2020-11-10 CN CN202022586955.3U patent/CN213785168U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114376078A (en) * | 2022-01-13 | 2022-04-22 | 福建华龙集团永安黎明饲料有限公司 | Compound feed for laying hens and preparation method and equipment thereof |
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