CN210538637U

CN210538637U - Even drying device of tealeaves

Info

Publication number: CN210538637U
Application number: CN201921312834.0U
Authority: CN
Inventors: 林少杰
Original assignee: Ruyuan Yao Autonomous County Tianyao Agricultural Development Co Ltd
Current assignee: Ruyuan Yao Autonomous County Tianyao Agricultural Development Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-19
Anticipated expiration: 2029-08-13

Abstract

The utility model relates to a tealeaves even drying device, tealeaves drying device, include: the device comprises a base, wherein supports are symmetrically arranged on two sides of the base; the two ends of the fixed shaft are horizontally fixed on the bracket; the drying cylinder is rotatably sleeved outside the fixed shaft; the fixed shaft is arranged in a hollow mode, the two ends of the fixed shaft are respectively provided with a gas inlet and a gas outlet, the side wall, located in the drying cylinder, of the fixed shaft is provided with a gas injection stir-frying device, and the gas injection stir-frying device is communicated with the gas inlet. A tealeaves even drying device, when carrying out the drying to tealeaves through jet-propelled, can also play the purpose of stir-fry tealeaves, prevent that tealeaves from piling up, it is inhomogeneous to be heated.

Description

Even drying device of tealeaves

Technical Field

The utility model relates to a tea processing technology field especially relates to an even drying device of tealeaves.

Background

Tea is one of three famous beverages in the world, contains various nutrients and vitamins, and has the effects of quenching thirst, refreshing mind, promoting urination, and the like. Tea making and drinking have been in China for thousands of years, and the processing of tea generally comprises the processes of stir-frying, water-removing, rolling, drying and the like. In the process of making tea, the drying technology of tea is particularly important, and the drying technology not only can preserve various nutrient substances in the tea, but also can prolong the preservation time of the tea.

The existing tea leaf drying technology is hot frying or drying by a dryer, wherein the hot frying is to dry tea leaves by adopting a stove way, and the tea leaves with different thicknesses are stacked in a drying chamber of the stove. The drying of the dryer is to put the tea into the dryer to dry the tea. No matter adopt heat to fry or the drying-machine is dried, it is inhomogeneous all to have tealeaves to dry, and some tealeaves are dried before being nearer apart from the heat source, and some are not dried far away from the heat source yet, cause tealeaves to dry inhomogeneously, seriously influence the quality of tealeaves. Another drying method is to dry tea leaves by steam, generally placing tea leaves into a drying cylinder, and then blowing hot air into the drying cylinder to achieve the purpose of drying tea leaves. However, in the drying oven, the tea leaves cannot be turned over in time, so that the heating is not uniform, and the aim of uniform drying cannot be fulfilled.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing an even drying device of tealeaves to effectively overcome not enough among the prior art.

A tea leaf uniform drying device comprises: the device comprises a base, wherein supports are symmetrically arranged on two sides of the base; the two ends of the fixed shaft are horizontally fixed on the bracket; the drying cylinder is rotatably sleeved outside the fixed shaft; the fixed shaft is arranged in a hollow mode, the two ends of the fixed shaft are respectively provided with a gas inlet and a gas outlet, the side wall, located in the drying cylinder, of the fixed shaft is provided with a gas injection stir-frying device, and the gas injection stir-frying device is communicated with the gas inlet.

Compared with the prior art, an even drying device of tealeaves, through spouting into gas in to the dryer tube, reach the purpose of dry tealeaves. And the utility model discloses set up jet-propelled stir-fry device that turns over in drying cylinder, when carrying out the drying through jet-propelled, can also play the purpose of stir-fry tealeaves, prevent that tealeaves from piling up, it is inhomogeneous to be heated.

Furthermore, the air-jet stir-frying devices are arranged in multiple rows at intervals along the axial direction of the fixed shaft, and each row of air-jet stir-frying devices comprises at least one air-jet stir-frying frame.

Furthermore, every two adjacent rows of the air-jet stir-frying racks are arranged in a staggered mode along the axial direction of the fixed shaft. The air-jet stir-frying frame is provided with a plurality of rows, and every two adjacent rows are arranged in a staggered manner, so that the rolling of the materials in the drying cylinder is not influenced, and the effect of stir-frying the materials to ensure that the materials are heated uniformly can be achieved.

Further, the air-jet stir-frying rack comprises: the connecting pipe is fixed on the outer wall of the fixed shaft and is communicated with the inner cavity of the fixed shaft; the middle part of the arc-shaped gas spraying pipe is communicated with the connecting pipe, and the two ends of the arc-shaped gas spraying pipe face the inner wall of the drying cylinder; and the stir-frying brush comprises a connecting block and bristles, the connecting block is connected with two end parts of the arc-shaped air jet pipe, one end of each bristle is fixed on the connecting block, and the other end of each bristle is in contact with the inner wall of the drying cylinder. So set up, the gas lance is convex to put through with gas through the connecting pipe, gas blows to the drying cylinder through the jet-propelled mouth of gas lance. The air injection pipe is arc-shaped and connected with the stir-frying brush, the whole air injection pipe is semicircular, a certain amount of tea leaves can be borne, the stir-frying effect is achieved, the stir-frying brush is connected above the air injection pipe, the brush hair is in contact with the inner wall, the tea leaves stuck on the inner wall can be scraped, and uneven heating is prevented.

Furthermore, the middle part of the gas ejector pipe is communicated with the connecting pipe through a connector. The connecting joint has certain tightness and stability and can ensure no air leakage.

Further, a belt wheel is coaxially fixed at the end of the drying cylinder and is connected with a motor through a belt. The motor drives the drying cylinder to rotate relative to the fixed shaft through the belt. Not only can the tea roll, but also the air-jet stir-frying rack can jet air and stir the tea.

Further, the device also comprises a blower, wherein the blower is communicated with the gas inlet through a pipeline, and the pipeline is also provided with a heating block. The air blown by the air blower is quickly changed into hot air through heating, and the hot air can dry the tea leaves more efficiently.

Furthermore, a partition plate is arranged in the fixed shaft, the partition plate divides an inner cavity of the fixed shaft into an inlet cavity communicated with the gas inlet and an outlet cavity communicated with the gas outlet, and a gas outlet communicated with the outlet cavity is formed in the outer wall of the fixed shaft in the drying cylinder. So set up, through the setting of baffle, gas can only follow the jet-propelled pipe blowout, can increase gaseous blowout speed and blowout volume like this, can not waste gas. After the gas is sprayed out, the gas can timely escape from the outlet cavity through the gas outlet in the drying cylinder.

Furthermore, the air outlet holes are multiple and are uniformly distributed along the circumferential direction of the fixed shaft. A plurality of ventholes can ensure that gas is discharged in time.

Further, a feed inlet and a discharge outlet are respectively arranged on the drying cylinder.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of the uniform tea drying device of the present invention;

3 FIG. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 31 3; 3

Fig. 3 is a schematic structural view of the air-jet stir-frying rack of the utility model.

In the figure, 1, a base; 11. a support; 2. a fixed shaft; 21. a gas inlet; 22. a gas outlet; 23. an air outlet; 24. an inlet chamber; 25. an outlet chamber; 3. a drying cylinder; 31. a feed inlet; 32. a discharge port; 4. a gas injection stir-frying rack; 41. a connecting pipe; 42. a gas ejector tube; 421. a gas injection hole; 431. connecting blocks; 432. brushing; 44. a connector; 5. a blower; 6. a heating block; 7. a pulley; 8. a motor; 9. a separator.

Detailed Description

As shown in fig. 1, fig. 1 is a schematic structural view of the tea leaf uniform drying device of the present invention. A tea uniform drying device comprises a base 1, a fixed shaft 2 and a drying cylinder 3. The two sides of the base 1 are symmetrically provided with supports 11, and the two ends of the fixed shaft 2 are horizontally fixed on the supports 11. The drying cylinder 3 is rotatably sleeved outside the fixed shaft 2. The left end and the right end of the drying cylinder 3 are respectively provided with a feed inlet 31 and a discharge outlet 32.

The fixing shaft 2 can be fixed on the brackets 11 at both sides, and can be fixed by a mounting head or other methods as long as the rotation of the fixing shaft 2 can be limited, which are the prior art and will not be described herein again. The drying cylinder 3 is a cylinder with a hollow inner part, a belt wheel 7 is coaxially fixed at the end part of the drying cylinder 3, a motor 8 is further arranged, and the belt wheel 7 is connected with the motor 8 through a belt. The motor 8 drives the belt wheel 7 to rotate so as to drive the drying cylinder 3 to rotate.

Specifically, the fixed shaft 2 is hollow, and a gas inlet 21 and a gas outlet 22 are respectively formed at two ends of the fixed shaft 2. A partition plate 9 is arranged in the fixed shaft 2, and the partition plate 9 divides the inner cavity of the fixed shaft 2 into an inlet cavity 24 communicated with the gas inlet 21 and an outlet cavity 25 communicated with the gas outlet 22. And an air outlet hole 23 communicated with the outlet cavity 25 is formed in the outer wall of the fixed shaft 2 positioned in the drying cylinder 3. The side wall of the fixed shaft 2 in the drying cylinder 3 is also provided with an air injection stir-frying device which is communicated with the inlet cavity 24. The air-jet stir-frying devices are arranged in a plurality of rows at intervals along the axial direction of the fixed shaft 2, and each row of the air-jet stir-frying devices comprises at least one air-jet stir-frying frame 4. Through the arrangement of the partition plate 9, the gas can be sprayed out of the gas spraying stir-frying device only, so that the spraying speed and the spraying amount of the gas can be increased, and the gas is not wasted. After the gas is sprayed out, the gas can timely escape from the outlet cavity 25 through the gas outlet in the drying cylinder 3.

Preferably, the air outlet holes 23 are multiple, and the multiple air outlet holes 23 are uniformly distributed along the circumferential direction of the fixed shaft 2. A plurality of air outlets 23 can ensure that the gas is discharged in time.

Preferably, the utility model discloses a tealeaves even drying device still includes an air-blower 5, air-blower 5 is put through with gas inlet 21 through a pipeline, still be provided with heating block 6 on the pipeline. The air blown by the air blower 5 is changed into hot air through the heating block, and the hot air can dry the tea leaves more efficiently.

As shown in fig. 3, fig. 3 is a schematic structural view of the air-jet stir-frying rack 4 of the present invention. The air-jet stir-frying rack 4 comprises: a connecting pipe 41, an air injection pipe 42 and a stir-frying brush. The connection tube 41 is fixed to the outer wall of the stationary shaft 2 and communicates with the inlet chamber 24 of the stationary shaft 2. The air injection pipe 42 is arc-shaped, two end parts of the air injection pipe are sealed, the middle part of the arc-shaped air injection pipe 42 is communicated with the connecting pipe 41 through a connecting head 44, two ends of the arc-shaped air injection pipe 42 face the inner wall of the drying cylinder 3, and a plurality of air injection holes 421 are uniformly formed in the wall of the air injection pipe 42. The stir-frying brush comprises a connecting block 431 and bristles 432, the connecting block 431 is connected with two end parts of the circular arc air injection pipe 42, one end of each bristle 432 is fixed on the connecting block 431, and the other end of each bristle 432 is in contact with the inner wall of the drying cylinder 3. So set up, jet-propelled stir-fry frame 4 both can realize the jet-propelled function and can realize the function of stir-frying tealeaves. Steam is followed fumarole 421 blowout, and fumarole 42 is convex, and both ends deviate from the fixed axle towards 3 inner walls of drying cylinder, is connected with the brush of stir-fry again and can realize stirring of tealeaves and fry. When the drying cylinder 3 rotates, part of tea leaves are not rotated to be accumulated at the bottom of the drying cylinder 3, so that the heating is uneven, and the semicircular shape formed by connecting the stir-frying brush and the air injection pipe 42 and the brush bristles 432 can effectively stir and fry and scrape the accumulated tea leaves.

3 preferably 3, 3 as 3 shown 3 in 3 fig. 32 3, 3 fig. 32 3 is 3 a 3 sectional 3 view 3 a 3- 3 a 3 of 3 fig. 31 3, 3 mainly 3 showing 3 the 3 positional 3 relationship 3 of 3 the 3 air 3- 3 jet 3 stir 3- 3 frying 3 rack 3 4 3 in 3 the 3 drying 3 cylinder 3 3 3. 3 Every two adjacent rows of the air-jet stir-frying frames 4 are arranged along the axial direction of the fixed shaft 2 in a staggered way. Each row of the air-jet stir-frying devices is at least provided with an air-jet stir-frying frame 4. 2 or 3 may be provided as required. Set up like this, not only can not influence the roll of material in drying cylinder 3, but also can play and turn over the effect that stir-fry material made it be heated evenly.

The utility model discloses an even drying device of tealeaves's use does: the material to be dried is fed from the feeding hole 31, then the blower 5 and the heating block 6 are started, the gas enters the inlet cavity 24 of the fixed shaft 2 after being heated, and the gas flows to each gas-spraying stir-frying frame 4 through the inlet cavity 24 and is sprayed out from the gas-spraying ports of the gas-spraying pipes 42. Meanwhile, the motor 8 is turned on, the motor 8 drives the drying cylinder 3 to rotate, tea leaves are driven to rotate in the drying cylinder 3, and the air injection stir-frying frame 4 arranged on the fixed shaft 2 can inject air and stir-fry the drying cylinder 3 due to the fact that the fixed shaft 2 is fixed. Compared with the prior art, the utility model, drying device adopts the steam mode to carry out the drying to tealeaves, and at dry in-process, through 2 inside ingenious settings of fixed axle, guarantee that the gaseous volume of blowout and jet-propelled speed all reach well at every turn, and still have the stirring and strike off the effect, prevent piling up and the adhesion of material

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A tea leaf uniform drying device comprises: the device comprises a base (1), wherein supports (11) are symmetrically arranged on two sides of the base; the fixing shaft (2), the both ends horizontal fixed mount of the said fixed shaft is set up on the support; and a drying cylinder (3), the drying cylinder rotates the cover and establishes outside the fixed axle, its characterized in that:

the fixed shaft (2) is arranged in a hollow mode, two ends of the fixed shaft are respectively provided with a gas inlet (21) and a gas outlet (22), the side wall, located in the drying cylinder, of the fixed shaft is provided with a gas injection stir-frying device, and the gas injection stir-frying device is communicated with the gas inlet (21).

2. A tea leaf homogenizing and drying apparatus according to claim 1, wherein: the air-jet stir-frying device is provided with a plurality of rows at intervals along the axial direction of the fixed shaft, and each row of the air-jet stir-frying device comprises at least one air-jet stir-frying frame (4).

3. A tea leaf homogenizing and drying apparatus according to claim 2, wherein: every two adjacent rows of the air injection stir-frying frames (4) are arranged in a staggered mode along the axial direction of the fixed shaft (2).

4. A tea leaf homogenizing and drying apparatus according to claim 2 or 3 characterised in that: the air-jet stir-frying rack comprises:

the connecting pipe (41) is fixed on the outer wall of the fixed shaft and is communicated with the inner cavity of the fixed shaft;

the air injection pipe (42) is arc-shaped, two end parts of the air injection pipe are sealed, the middle part of the arc-shaped air injection pipe is communicated with the connecting pipe, two ends of the arc-shaped air injection pipe face the inner wall of the drying cylinder, and a plurality of air injection holes (421) are uniformly formed in the wall of the air injection pipe; and

the stir-frying brush comprises a connecting block (431) and bristles (432), the connecting block is connected with two end parts of the arc-shaped air injection pipe (42), one end of each bristle (432) is fixed on the connecting block, and the other end of each bristle is in contact with the inner wall of the drying cylinder.

5. A device for uniformly drying tea leaves according to claim 4, wherein; the middle part of the gas lance is communicated with the connecting pipe through a connecting joint (44).

6. A tea leaf homogenizing and drying apparatus according to claim 1 characterised in that; the end part of the drying cylinder (3) is coaxially fixed with a belt wheel (7), and the belt wheel is connected with a motor (8) through a belt.

7. A tea leaf homogenizing and drying apparatus according to claim 1 characterised in that; the device also comprises a blower (5), wherein the blower is communicated with the gas inlet (21) through a pipeline, and a heating block (6) is further arranged on the pipeline.

8. A tea leaf homogenizing and drying apparatus according to claim 1 characterised in that; be provided with baffle (9) in the fixed axle, baffle (9) are separated the fixed axle inner chamber for entrance chamber (24) with gas inlet intercommunication and export chamber (25) with gas outlet intercommunication, gas outlet (23) with export chamber intercommunication are seted up on the outer wall that the fixed axle is located the drying cylinder.

9. A tea leaf homogenizing and drying apparatus according to claim 8 characterised in that; the air outlet holes (23) are multiple and are uniformly distributed along the circumferential direction of the fixed shaft.

10. A tea leaf homogenizing and drying apparatus according to claim 1, wherein: the drying cylinder is also provided with a feed inlet (31) and a discharge outlet (32) respectively.