CN211558682U - Hot-blowing quality-improving equipment for black tea processing - Google Patents
Hot-blowing quality-improving equipment for black tea processing Download PDFInfo
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- CN211558682U CN211558682U CN202020060613.5U CN202020060613U CN211558682U CN 211558682 U CN211558682 U CN 211558682U CN 202020060613 U CN202020060613 U CN 202020060613U CN 211558682 U CN211558682 U CN 211558682U
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Abstract
The utility model discloses a hot-blowing quality-improving device for black tea processing, which comprises a hollow withering trough with an opening at the upper end, wherein the inner side of the withering trough is provided with at least two vent pipes along the length direction, the side walls of the vent pipes are provided with a plurality of vent holes, one ends of the vent pipes are provided with air guide pipes, the other ends of the vent pipes are provided with air outlets extending to the outer part of the withering trough, and one ends of the air guide pipes, which are far away from the vent pipes, are provided with air pumps; a first hot air blower is arranged above the withering trough and is sequentially connected to a plurality of first air outlets through a first air guide pipe; the lower end of the withering trough is provided with a hollow heat collecting box, the bottom of the withering trough is provided with a plurality of through holes communicated with the heat collecting box, a second air heater is arranged below the heat collecting box, and the second air heater is sequentially connected to a plurality of second air outlets through a second air guide pipe. The utility model discloses increased the permeability between tea and the tea in the withering trough, had both been favorable to volatilizing of tealeaves moisture and grass smell, can avoid the production of water sully simultaneously again, effectively improved the quality of tealeaves.
Description
Technical Field
The utility model relates to a tea processing equipment field, in particular to hot-blowing upgrading equipment for black tea processing.
Background
Modern people have increasingly large demand on black tea, and the requirements on the quality of the black tea are continuously improved, so that the technology for processing the black tea is continuously improved to produce the black tea which is more in line with the taste of people. The processing process of the black tea mainly comprises withering, rolling, fermenting and baking, wherein the withering is one of important processes influencing the quality of the tea leaves, and physical and chemical changes on the fresh leaves of the black tea in the withering process have great influence on the appearance and the quality of the black tea obtained after a series of processes. The purpose of withering includes evaporating water from fresh leaves, reducing cell tension, making the leaves soft, thereby facilitating rolling; meanwhile, the activity of the enzyme can be enhanced, so that a foundation is laid for subsequent fermentation work, and the quality of the black tea is improved.
At present, the common withering method used in China is withering in a withering trough, and the withering in the withering trough is a method for accelerating the withering process by placing fresh leaves in a ventilating trough body and introducing hot air. The withering trough consists of two parts, namely a trough body and a ventilation device, the general trough is 10 meters long, 1-1.5 meters wide and 80 centimeters high, a temperature-equalizing slope and a heating and air-blowing device are arranged at the bottom of the trough, a leaf-containing curtain (box) made of iron or bamboo strips for containing leaves is arranged on the surface of the trough, 2-2.5 kilograms of leaves can be spread per square meter, the thickness of the spread leaves is about 20 centimeters, and hot (or cold) air is fed downwards to accelerate the evaporation of water. In spring, the rain is overcast and rainy, and the withering is carried out by heating, but the temperature is not more than 30 ℃ generally, and the withering time is 6-12 hours generally; in summer, the temperature is high, the air is relatively dry, and the air is blown with cold air.
However, the existing withering apparatus, although capable of performing the withering process of tea leaves, still has the following disadvantages:
in the existing withering equipment, tea leaves are spread in a withering trough, so that the air speed of hot air cannot be too high whether the hot air is blown from the upper part of the withering trough or from the lower part of the withering trough in order to avoid blowing the tea leaves out of the withering trough by the hot air; and after the process of withering is carried out for a period of time, the leaf of tealeaves can become soft, and the permeability between tea and the tea reduces, and hot-blast moisture that is difficult to see through tealeaves clearance and gives out tealeaves is taken away, and the grass gas that gives off along with the moisture is absorbed by tealeaves, is unfavorable for the fragrant smell's of tealeaves performance, and simultaneously, tealeaves can also produce water under damp and hot environment stifle flavor, mixes with the grass gas and is absorbed by tealeaves again, has seriously influenced the quality of tealeaves.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hot blowing upgrading equipment for black tea processing has increased the permeability between tea and the tea in the withering trough, and the production of water muggy taste can be avoided again simultaneously to existing volatilizing that does benefit to tealeaves moisture and grass gas, has effectively improved the quality of tealeaves.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a hot-blowing quality-improving device for black tea processing comprises a hollow withering trough with an opening at the upper end, wherein at least two ventilating pipes are arranged on the inner side of the withering trough along the length direction of the withering trough, a plurality of ventilating holes are formed in the side walls of the ventilating pipes, one end of each ventilating pipe is provided with a gas guide pipe, the other end of each ventilating pipe is provided with a gas outlet extending to the outside of the withering trough, and one end, away from the ventilating pipes, of each gas guide pipe is provided with an air pump;
a first air heater is arranged above the withering trough and is sequentially connected to a plurality of first air outlets through a first air guide pipe arranged along the length direction of the withering trough, the first air outlets are arranged right above the withering trough, and the openings of the first air outlets face the withering trough;
the lower end of the withering trough is provided with a hollow heat collecting box, the bottom of the withering trough is provided with a plurality of through holes communicated with the heat collecting box, two sides of the heat collecting box are respectively provided with a support, a second air heater is arranged between the two supports, the second air heater is sequentially connected to a plurality of second air outlets through second air guide pipes arranged along the length direction of the withering trough, and the second air outlets are arranged in the heat collecting box and have openings facing the withering trough.
The utility model discloses a further set up to: the ventilating pipe is a cylindrical pipe, and the cylindrical pipe is arranged at the lower part of the inner side of the withering trough.
The utility model discloses a further set up to: the diameter of the cylindrical pipe is 1/10-1/5 of the width of the withering trough.
The utility model discloses a further set up to: the ventilating pipe is a rectangular pipe, the lower end face of the rectangular pipe is connected with the bottom of the withering trough, and the upper end face of the rectangular pipe is flush with the upper end face of the withering trough.
The utility model discloses a further set up to: the width of the rectangular pipe is 1/15-1/10 of the width of the withering trough.
The utility model discloses a further set up to: the first air outlet and the second air outlet are funnel-shaped.
The utility model discloses a further set up to: the number of the first air outlets and the number of the second air outlets are 15-40.
The utility model discloses a further set up to: the first air heater and the second air heater can both adjust the temperature and the air speed of the air outlet.
The utility model discloses a further set up to: the support is H-shaped, a supporting plate is transversely arranged between the two H-shaped supports, and the second air heater is arranged at the upper end of the supporting plate.
The utility model discloses a further set up to: the withering trough is made of transparent materials.
Compared with the prior art, the utility model discloses following beneficial effect has:
one of which, the utility model discloses an it is equipped with the permeability cell to wither the inslot, has increased the permeability between tea and the tea in the withering groove, and in steam and the grass gas that are not blown away by hot-blast can distribute the permeability cell, and the steam gas and the grass gas that get into the permeability cell are discharged from the gas outlet under the air current effect that the air pump produced, have effectively improved volatilizing of tealeaves moisture and grass gas, have avoided the production of water stifle flavor again simultaneously, have improved the quality of tealeaves effectively, and economic benefits effectively improves.
Secondly, use the utility model discloses a hot blowing upgrading equipment carries out the work of withering of tealeaves, and the tealeaves of putting in the withering trough all can receive even hot-blast from the upper portion and the lower part in withering trough, and the homogeneity of tealeaves quality is better.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
fig. 2 is a partial structural view of a first embodiment of the present invention;
fig. 3 is a longitudinal sectional view of the withering trough and heat collection box of fig. 2;
fig. 4 is a schematic overall structure diagram of a second embodiment of the present invention;
fig. 5 is a partial structural view of a second embodiment of the present invention.
In the figure: 1. withering the straws in a trough; 11. a through hole; 2. a gas permeable pipe; 21. air holes are formed; 22. an air duct; 23. an air outlet; 24. an air pump; 3. a first air heater; 31. a first air duct; 32. a first air outlet; 4. a heat collection tank; 5. a support; 51. a support plate; 6. a second air heater; 61. a second air duct; 62. a second air outlet; 71. a support bar; 72. a support arm.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "front", "back", "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows:
a hot-blowing quality-improving device for black tea processing is disclosed, as shown in figures 1-3, and comprises a hollow withering trough 1 with an opening at the upper end, wherein two ventilating pipes 2 are arranged inside the withering trough 1 along the length direction of the withering trough, a plurality of ventilating holes 21 are arranged on the side walls of the ventilating pipes 2, one ends of the ventilating pipes 2 are provided with air guide pipes 22, the other ends of the ventilating pipes 2 are provided with air outlets 23 extending to the outside of the withering trough 1, and one ends of the air guide pipes 22 far away from the ventilating pipes 2 are provided with air pumps 24; it should be noted that, the number of the ventilating pipes 2 in the withering trough 1 of the present invention is not limited to two, but may be three, four or more, and the two ventilating pipes are set in this embodiment without affecting the protection scope of the present invention.
A first hot air blower 3 is arranged above the withering trough 1, the first hot air blower 3 is sequentially connected to a plurality of first air outlets 32 through a first air duct 31 arranged along the length direction of the withering trough 1, the first air outlets 32 are arranged right above the withering trough 1, and the openings of the first air outlets are towards the withering trough 1; specifically, the first hot air blower 3 in this embodiment is fixed above the withering trough 1 by a support frame, the support frame includes two support rods 71 and a support arm 72 disposed between the two support rods 71, the support arm 72 is disposed along the length direction of the withering trough 1 and is erected above the withering trough 1, and the first hot air blower 3 is fixed on the support arm 72.
The lower end of the withering trough 1 is provided with a hollow heat collecting box 4, the bottom of the withering trough 1 is provided with a plurality of through holes 11 communicated with the heat collecting box 4, two sides of the heat collecting box 4 are respectively provided with a support 5, a second hot air blower 6 is arranged between the two supports 5, the second hot air blower 6 is sequentially connected to a plurality of second air outlets 62 through second air guide pipes 61 arranged along the length direction of the withering trough 1, the second air outlets 62 are arranged in the heat collecting box 4, and the openings of the second air outlets face the withering trough 1; specifically, the bracket 5 in this embodiment is an H-shaped bracket, a supporting plate 51 is transversely arranged between the two H-shaped brackets, and the second hot air blower 6 is arranged at the upper end of the supporting plate 51.
Preferably, the ventilation pipe 2 in this embodiment is a rectangular pipe, the lower end surface of the rectangular pipe is connected with the bottom of the withering trough 1, and the upper end surface of the rectangular pipe is flush with the upper end surface of the withering trough 1; the hot air blown out by the first air heater 3 can be blown in from the air holes 21 at the upper end of the rectangular pipe, so that the tea leaves in the withering trough 1 can be uniformly heated, and the water vapor diffused into the air permeable pipe 2 can be discharged from the air holes 21 at the upper end of the rectangular pipe, so that the water in the tea leaves can be volatilized.
Specifically, the width of the rectangular tube in this embodiment is 1/10 of the width of the withering trough 1, and certainly, the width of the rectangular tube can also be 1/15 ~ 1/10 of the width of the withering trough 1, and the setting of this embodiment is 1/10 does not affect the protection scope of the present invention, and in actual production, if the width of the rectangular tube is smaller, the number of the rectangular tube is properly increased, so as to ensure the permeability between tea and tea in the withering trough 1.
Preferably, the first air outlet 32 and the second air outlet 62 in this embodiment are funnel-shaped. The hot air coverage is wider, which is beneficial to the uniform heating of the tea.
Specifically, the number of the first air outlet 32 and the second air outlet 62 in this embodiment is 30 (not fully shown in the figure), and it can be understood that the number of the first air outlet 32 and the second air outlet 62 can also be any value within the range of 15 to 40, which does not affect the protection scope of the present invention.
Preferably, the first hot air blower 3 and the second hot air blower 6 in this embodiment can both adjust the temperature and the wind speed of the outlet wind. Can be changed into blowing cold air in summer to avoid the quality of the tea from being damaged
Preferably, the withering trough 1 in this embodiment is made of transparent material. The condition of withering convenient to observe tealeaves in the withering trough 1, particularly, withering trough 1 in this embodiment adopts toughened glass to make, certainly, the utility model discloses a transparent material such as PVC, PS or transparent ceramic also can be adopted to withering trough 1 and make, adopts toughened glass not to influence in this embodiment the utility model discloses a protection scope.
Example two:
in order to clearly illustrate the differences and connections between the present embodiment and the first embodiment, the same functional components are denoted by the same reference numerals in the drawings.
The same features of this embodiment and the first embodiment are not described again, and the different features of this embodiment and the first embodiment are:
as shown in fig. 4 and 5, the ventilation pipe 2 in this embodiment is a cylindrical pipe, and the cylindrical pipe is provided at the lower part inside the withering trough 1.
The diameter of the cylindrical pipe in the embodiment is 1/5 of the width of the withering trough 1, certainly, the diameter of the cylindrical pipe can also be 1/10-1/5 of the width of the withering trough 1, and the setting of 1/5 in the embodiment does not affect the protection scope of the utility model; in the actual production process, if the diameter of the cylindrical pipes is smaller, the number of the cylindrical pipes is properly increased, so that the permeability between the tea and the tea in the withering trough 1 is ensured.
The above embodiments are only some examples of the present invention, and are not intended to limit the present invention in any way; the invention is not limited to the embodiments described herein, but is capable of other embodiments according to the invention, and may be used in various other applications, including, but not limited to, industrial. Therefore, any simple modification, equivalent replacement, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A hot-blow upgrading apparatus for black tea processing comprising a hollow open-topped withering trough (1), characterised in that: the inner side of the withering trough (1) is provided with at least two ventilating pipes (2) along the length direction, the side walls of the ventilating pipes (2) are provided with a plurality of ventilating holes (21), one end of each ventilating pipe (2) is provided with a gas guide pipe (22), the other end of each ventilating pipe is provided with a gas outlet (23) extending to the outside of the withering trough (1), and one end, far away from the ventilating pipes (2), of each gas guide pipe (22) is provided with a gas pump (24);
a first hot air blower (3) is arranged above the withering trough (1), the first hot air blower (3) is sequentially connected to a plurality of first air outlets (32) through a first air guide pipe (31) arranged along the length direction of the withering trough (1), the first air outlets (32) are arranged right above the withering trough (1), and the openings of the first air outlets face the withering trough (1);
the lower extreme of withering trough (1) is equipped with hollow heat collection box (4), the bottom of withering trough (1) be equipped with a plurality of with through-hole (11) of heat collection box (4) intercommunication, the both sides of heat collection box (4) are provided with a support (5) respectively, two be equipped with second hot-air blower (6) between support (5), second hot-air blower (6) are connected to a plurality of second air outlet (62) through second guide duct (61) that set up along the length direction of withering trough (1) in proper order, establish second air outlet (62) in heat collection box (4), the opening is towards withering trough (1).
2. A hot-blow upgrading apparatus for black tea processing according to claim 1, characterized in that: the ventilation pipe (2) is a cylindrical pipe, and the cylindrical pipe is arranged at the lower part of the inner side of the withering trough (1).
3. A hot-blow upgrading apparatus for black tea processing according to claim 2, characterized in that: the diameter of the cylindrical pipe is 1/10-1/5 of the width of the withering trough (1).
4. A hot-blow upgrading apparatus for black tea processing according to claim 1, characterized in that: the ventilating pipe (2) is a rectangular pipe, the lower end face of the rectangular pipe is connected with the bottom of the withering trough (1), and the upper end face of the rectangular pipe is flush with the upper end face of the withering trough (1).
5. A hot-blow upgrading apparatus for black tea processing according to claim 4, characterized in that: the width of the rectangular pipe is 1/15-1/10 of the width of the withering trough (1).
6. A hot-blow upgrading apparatus for black tea processing according to claim 1, characterized in that: the first air outlet (32) and the second air outlet (62) are funnel-shaped.
7. A hot-blow upgrading apparatus for black tea processing according to claim 6, characterized in that: the number of the first air outlet (32) and the number of the second air outlet (62) are both 15-40.
8. A hot-blow upgrading apparatus for black tea processing according to claim 1, characterized in that: the first air heater (3) and the second air heater (6) can both adjust the temperature and the air speed of the air outlet.
9. A hot-blow upgrading apparatus for black tea processing according to claim 1, characterized in that: the support (5) is an H-shaped support, a supporting plate (51) is transversely arranged between the two H-shaped supports, and the second air heater (6) is arranged at the upper end of the supporting plate (51).
10. A hot-blow upgrader apparatus for black tea processing according to any of claims 1 to 9 wherein: the withering trough (1) is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020060613.5U CN211558682U (en) | 2020-01-13 | 2020-01-13 | Hot-blowing quality-improving equipment for black tea processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020060613.5U CN211558682U (en) | 2020-01-13 | 2020-01-13 | Hot-blowing quality-improving equipment for black tea processing |
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| CN211558682U true CN211558682U (en) | 2020-09-25 |
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| CN202020060613.5U Active CN211558682U (en) | 2020-01-13 | 2020-01-13 | Hot-blowing quality-improving equipment for black tea processing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167382A (en) * | 2020-10-26 | 2021-01-05 | 贵州晴隆五月茶业有限公司 | Hot-blowing quality-improving equipment for black tea processing |
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2020
- 2020-01-13 CN CN202020060613.5U patent/CN211558682U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167382A (en) * | 2020-10-26 | 2021-01-05 | 贵州晴隆五月茶业有限公司 | Hot-blowing quality-improving equipment for black tea processing |
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