CN108770956A - Tea drying device - Google Patents
Tea drying device Download PDFInfo
- Publication number
- CN108770956A CN108770956A CN201810387557.3A CN201810387557A CN108770956A CN 108770956 A CN108770956 A CN 108770956A CN 201810387557 A CN201810387557 A CN 201810387557A CN 108770956 A CN108770956 A CN 108770956A
- Authority
- CN
- China
- Prior art keywords
- drying
- bucket
- drainage conduit
- throat
- tealeaves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C7/00—Separating solids from solids by electrostatic effect
- B03C7/02—Separators
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
This application involves Tea Production technical fields, specifically disclose tea drying device comprising drainage conduit, drying bucket, driving motor and hot body；Drainage conduit is made of entrance, throat and diffuser；It is drying cavity to dry between bucket and drainage conduit, and the side wall of throat is equipped with suction hole；Hot body includes air-heater, the two-bit triplet reversal valve at the top of drainage conduit and the cam on drying bucket inner wall, the first row gas port and the second exhaust port being connected to drying bucket that two-bit triplet reversal valve is equipped with and is connected to air inlet with air-heater, is connected to the entrance of drainage conduit, the spool to offset with cam is equipped in two-position three-way valve, when spool is moved relative to Cam reciprocating, first row gas port and second exhaust port will be back and forth connected to air inlet；It dries bucket and connects power cathode, throat connects positive pole.The device can be to screening tealeaves according to the degree of drying of tealeaves, to obtain particle preferably tealeaves.
Description
Technical field
The present invention relates to Tea Production technical fields, and in particular to a kind of tea drying device.
Background technology
Moisture is medium (media) necessary to various composition biochemical reaction in tealeaves, with the increase of tealeaves moisture content, tea
The pace of change of leaf is accelerated, and color and luster gradually turns yellow, and tealeaves flavour and fresh refreshing degree weaken.Therefore, it is that tealeaves is preferably stored, does not send out
Raw Deterioration, tealeaves must be dried.Drying is the important procedure that tealeaves makes, and main purpose is to remove tealeaves inside and outside
All moisture, while achieving the purpose that tealeaves sizing and resistance to oxidation, in actual fabrication, tealeaves is put after flattening and being molded
To drying and shaping in dryer.Existing tea drier is directly to be heated to air with heating device, then with after heating
Hot gas dries tealeaves, and common tea leaf drier mostly uses hot air type drying oven, and drying room is provided in drying oven,
Such drying room may be obstructed due to air flow direction, and cause to dry insufficient, uneven.
Tealeaves cannot be by the phenomenon that sufficiently and uniformly drying is generally existing in current tea processing.During the drying process,
In order to ensure that most tealeaves reaches the requirement of required degree of drying, often has fraction tealeaves and do not reach drying and want
It asks, some tealeaves is excessively dried, this part tealeaves is blended in satisfactory tealeaves, also results in tealeaves flavour
Weaken.
Invention content
The purpose of the present invention is to provide one kind, are screened to tealeaves with the quality during the drying process according to tealeaves,
To avoid the occurrence of the tealeaves excessively dried or do not dried completely.
In order to achieve the above objectives, base case of the invention is as follows：
Tea drying device includes drainage conduit, is arranged and drainage conduit periphery and can be along drying bucket that drainage conduit rotates, driving
The hot body dried the driving motor of bucket rotation and blown to drainage conduit and drying bucket；The drainage conduit is from top to bottom by entering
Mouth section, throat and diffuser composition, the cross-sectional area of throat are less than the cross-sectional area of entrance and diffuser, entrance and diffusion
Section is made of ceramics, and throat is made of metal；It is drying cavity to dry between bucket and drainage conduit, and the side wall of throat is equipped with connection and dries
The suction hole of dry chamber and throat；The hot body include air-heater, the two-bit triplet reversal valve at the top of drainage conduit with
And the cam on drying bucket inner wall, the two-bit triplet reversal valve are equipped with the air inlet and discharge being connected to air-heater
The first row gas port of the entrance connection of pipe and the second exhaust port being connected to drying bucket top, two-position three-way valve is interior to be equipped with one
The spool that end offsets with cam, when spool is moved relative to Cam reciprocating, first row gas port and second exhaust port will back and forth with into
Gas port is connected to；The lower part of the Drying inner wall is fixed with several the first stirring rods in drying cavity, and drying bucket is by metal
It is made, and dries bucket and connect power cathode, throat connects positive pole.
The principle of this programme tea drying device is：
In tealeaves input Drying to be dried, when drying bucket rotates, the side wall and the first stirring rod of drying bucket will push tea
Leaf moves together with drying bucket.And when drying bucket rotation, the tealeaves in drying cavity will be by centrifugation force effect；Therefore, it is drying
In the process, heavier due to the bigger tealeaves of humidity, the big tealeaves of humidity is closer to the side wall of drying bucket, and small relatively light of humidity
Tealeaves then close to drainage conduit side wall.Since the throat of drying bucket and drainage conduit is separately connected the anode and cathode of power supply,
Throat to dry tealeaves will have adsorption capacity, then when tea-drying to a certain extent after will be attracted in throat.
When drying bucket rotation, the cam being fixed on drying barrel side wall will together be rotated with drying bucket, and two-bit triplet changes
It is mounted in drainage conduit to valve；Therefore, cam will be moved periodically relative to two position three way directional control valve, i.e., cam will be periodical
Ground squeezes the spool of two position three way directional control valve, so that first row gas port and second exhaust port will periodically connect with air inlet
It is logical.When first row gas port is connected to air inlet, air-heater air blast into exhaust pipe, to form air-flow in exhaust pipe；Gas
Flow velocity is accelerated when stream flows through throat in exhaust pipe, therefore will form negative pressure in throat, then throat will be by suction hole to drying
Chamber forms suction, and the tealeaves to be adsorbed in throat will be inhaled into throat, and is discharged from diffuser.When second exhaust port with
When air inlet is connected to, air-heater air blast into drying cavity, and what air-heater blasted is hot wind, therefore blast the air-flow in drying cavity
There to be drying functions to tealeaves.In addition, the tealeaves in drying box, under the disturbance state of air-flow, tealeaves will will produce increase and shake
It is dynamic, and aqueous few lightweight tealeaves is by layer floating state, and the big tealeaves of quality will sink to bottom and under the influence of centrifugal force
It moves out, the adsorption capacity that cooperation throat forms dry tealeaves, is then conducive to the tealeaves after drying to laryngeal movement.
This programme generate advantageous effect be：
(1) by making drying bucket and throat distinguish positively charged and negative electricity, and the centrifugation for combining the tealeaves of different humidity to be subject to
Power is different so that the lightweight tealeaves of required drying is closer to throat, and is attracted in throat, to tealeaves into
Row screening；In addition, by, by entering air-flow, negative pressure being formed in throat when air-flow passes through throat to drainage conduit, so as to by tealeaves
Drainage conduit is sucked, finally dry tealeaves is discharged from drainage conduit；And the tealeaves continuation of not up to eligible state is dried in drying cavity
It is dry.
(2) by being periodically passed through air-flow into drying cavity and drainage conduit, on the one hand, can make dry in drying cavity
Dry tealeaves is in suspended state under the action of air-flow, and throat is adsorbed on to be conducive to tealeaves；On the other hand, air-heater replaces
The utilization rate of air-heater can be improved by being passed through air-flow to drying cavity and drainage conduit.
(3) commutation of two position three-way valve is periodically to be squeezed spool by cam, and cam is fixed on drying
On bucket, i.e., cam can be made relative to spool cycle movement by drying the rotation of bucket so as to the control knot of two position three-way valve
Structure is simpler, reliable.
Preferred embodiment one：It is advanced optimized as to base case, the inner wall of the drying bucket is equipped with several to baking
The projecting inward protrusion of dry bucket；When drying bucket rotation, protrusion can increase perturbation action of the drying bucket bucket wall to tealeaves, to advantageous
Drying bucket movement is followed in tealeaves.
Preferred embodiment two：As advanced optimizing to preferred embodiment one, if the side wall of the drainage conduit lower end is equipped with
Dry the second stirring rod in drying cavity, first stirring rod and the second stirring rod are staggered.First stirring rod is by band
Dynamic tealeaves follows drying bucket to move together, while the first stirring rod also has stirring action to tealeaves；And it is fixed on by setting
The second stirring rod in drainage conduit, then the first stirring rod and the second stirring rod stir tealeaves relative motion so as to enhance
The effect of mixing is conducive to dry tealeaves.
Preferred embodiment three：As advanced optimizing to preferred embodiment two, the cam altogether be equipped with it is multiple, and cam along dry
The center of dry bucket is uniformly distributed；The frequency for replacing air blast so as to improve air-heater to drying cavity and drainage conduit, can reinforce gas
The perturbation action to the tealeaves in drying cavity is flowed, tea leaf vibration is enhanced, is conducive to the drying efficiency for improving tealeaves.In addition, due to
The tealeaves being adsorbed in throat every time is limited, therefore the air-flow of short time need to be only passed through into drainage conduit, you can will be adsorbed on larynx
Tealeaves is discharged in portion；And the frequency of exhaust pipe interior air-flow is passed through by improving, be conducive to the tealeaves after drying and be adsorbed in throat.
Preferred embodiment four：As advanced optimizing to preferred embodiment three, the diffuser and cyclonic separation of the drainage conduit
Device connects；When tealeaves is discharged from the diffuser of exhaust pipe, tealeaves is carried by air-flow and is discharged together, therefore air-flow is passed through whirlwind point
Tealeaves can then be separated from device.
Preferred embodiment five：As advanced optimizing to preferred embodiment three, the center of rotation of the drying bucket deviates drying
The geometric center of bucket；Bucket eccentric rotary is dried, the vibration of drying bucket can be enhanced, to reinforce tea leaf vibration.In addition bucket is dried
Eccentric rotary, the centrifugal force bigger that tealeaves can be made to be subject to are conducive to the larger tealeaves of humidity and are moved to the side wall of drying bucket.
Description of the drawings
Fig. 1 is the structural schematic diagram of tea drying device embodiment of the present invention.
Specific implementation mode
Below by specific implementation mode, the present invention is described in further detail：
Reference numeral in Figure of description includes：Rack 10, drying bucket 20, cam 21, drying cavity 22, the second stirring rod
23, drive gear 24, raised 25, first stirring rod 26, drainage conduit 30, entrance 31, throat 32, diffuser 33, suction hole 34,
Two-bit triplet reversal valve 40, valve seat 41, air inlet 42, second exhaust port 43, first row gas port 44, spool 45, compression spring 46.
Embodiment is substantially as shown in Figure 1：
The tea drying device of the present embodiment includes rack 10, drainage conduit 30, be sheathed on 30 periphery of drainage conduit drying bucket 20,
Drive the driving motor dried bucket 20 and rotated, the hot body blown to drainage conduit 30 and drying bucket 20 and to generate electric field
DC power supply.Drainage conduit 30 is fixed in rack 10, and drainage conduit 30 is formed by three sections, be followed successively by from top to bottom entrance 31,
Throat 32 and diffuser 33, the wherein cross-sectional area of throat 32 are less than the cross-sectional area of entrance 31 and diffuser 33, work as discharge
When having air-flow to pass through in pipe 30, flow velocity will be accelerated when air-flow passes through throat 32, to which the pressure at throat 32 reduces.Entrance 31
Be made of ceramics with diffuser 33, throat 32 is made of steel, entrance 31, diffuser 33 by way of bonding with throat 32
It links together, so that drainage conduit 30 forms an entirety.
It is drying cavity 22 to dry between bucket 20 and drainage conduit 30, and drying bucket 20 is rotatably connected in rack 10, and dries bucket
20 center of rotation is overlapped with the central axes of drainage conduit 30, and the central axes of drainage conduit 30 are deviateed in the central axes for drying bucket 20, from
And driving is dried the eccentric rotary in rack 10 of bucket 20 by driving motor so that the vibrations enhancing of drying bucket 20.Dry bucket 20
Bottom is equipped with driving gear 24, and the output shaft of driving motor is equipped with the driving gear engaged with driving gear 24, then drives electricity
Machine startup can drive drying bucket 20 to rotate.Drying bucket 20 is also made of steel, and the anode of DC power supply is connect with throat 32,
And the cathode of DC power supply is connect with drying bucket 20, to generate electric field between drying bucket 20 and throat 32, works as drying cavity
After tealeaves is oven-dried in 22, tealeaves will be negatively charged and moved to throat 32, is adsorbed on the side wall of throat 32.The side wall of throat 32
It is equipped with the suction hole 34 of connection drying cavity 22 and throat 32, when forming air-flow in drainage conduit 30, throat 32 forms negative pressure, then
The tealeaves for being adsorbed on throat 32 will be sucked throat 32 by throat 32 by suction hole 34.
The lower part of Drying inner wall is fixed with the first stirring rod 26, and the lower end of drainage conduit 30 is fixed with the second stirring rod
23, the first stirring rod 26 and the second stirring rod 23 are set in drying cavity 22, and the first stirring rod 26 and the second stirring rod 23 are handed over
Mistake setting.When drying the rotation of bucket 20, the first stirring rod 26 drives the tealeaves in drying cavity 22 to be moved together with drying bucket 20,
Under the mutual cooperation effect of first stirring rod 26 and the second stirring rod 23, it can also enhance the perturbation action to tealeaves.In addition, drying
The inner wall of bucket 20 is equipped with several raised 25, when drying the rotation of bucket 20, further to promote tealeaves that drying bucket 20 is followed to move.
Hot body includes air-heater, mounted on the two-bit triplet reversal valve 40 at 30 top of drainage conduit and set on drying bucket
Cam 21 on 20 inner walls.Two-bit triplet reversal valve 40 includes valve seat 41 and the spool 45 being slidably connected with valve seat 41, spool 45
One end stretch out from valve seat 41 and contacted with cam 21, the other end of spool 45 is equipped with the compression spring 46 to offset with spool 45, to
So that spool 45 offsets with cam 21.Valve seat 41 is equipped with air inlet 42, first row gas port 44 and second exhaust port 43, wherein into
Gas port 42 is connected with air-heater, and first row gas port 44 is opposite with drainage conduit 30, and second exhaust port 43 is opposite with drying cavity 22；Work as baking
When dry bucket 20 is rotated relative to drainage conduit 30, cam 21 will be moved relative to spool 45, to which spool 45 will be made relative to valve seat
41 reciprocatingly slide, in 45 sliding process of spool, air inlet 42 will by phased manner respectively with first row gas port 44 and second exhaust port
43 connections, to which air-heater will the alternately air blast into drying cavity 22 and exhaust pipe.In the present embodiment, there are six cam 21 is set altogether,
Cam 21 is uniformly distributed centered on the center line of drainage conduit 30 and along the circumferential direction of drainage conduit 30, to improve two-bit triplet reversal valve
40 switching frequency.
The specific work process of the present embodiment tea drying device is：
Tealeaves is put into drying cavity 22, starting driving motor makes drying bucket 20 rotate.In drying 20 side wall of bucket and tealeaves
Between friction and protrusion 25 and the first stirring rod 26 under the perturbation action of tealeaves, and due to drying 20 eccentric rotary of bucket, tea
Leaf will rotate in drying cavity 22 along drainage conduit 30.In crushing process, tealeaves will be influenced by centrifugal force, the larger tea of humidity
Leaf quality is heavier, then the larger tealeaves of humidity is closer to the side wall for drying bucket 20, and dry tealeaves is then close to 30 side of drainage conduit
Wall.The throat 32 of drying bucket 20 and drainage conduit 30 is separately connected the cathode and anode of power supply, then drying bucket 20 and throat 32 it
Between form electric field, there is stronger electric conductivity, and after drying tea leaves, electric conductivity reduces, and is similar to exhausted when tealeaves humidity is larger
Edge body, therefore dry tealeaves easily takes negative electricity, then dry tealeaves will be moved to throat 32 and will be adsorbed in throat 32.Two
Air-flow, flow velocity when air-flow flows through throat 32 in exhaust pipe are passed through to drainage conduit 30 and drying cavity 22 to triple valve intermittence respectively
Accelerate, and throat 32 forms negative pressure, then the powder being adsorbed in throat 32 will be inhaled into throat 32 and will be discharged from diffuser 33.
In the present embodiment, the diffuser 33 of drainage conduit 30 is connect with cyclone separator, by the gentle flow separation of tealeaves, consequently facilitating receiving
Collect powder.Air-heater air blast into drying cavity 22, the tealeaves in drying cavity 22 will vibrate, and the tealeaves of light weight will be from suspension
State, to be conducive to dry tealeaves close to drainage conduit 30.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific implementation mode can be used for explaining the content of claim.
Claims (6)
1. tea drying device, it is characterised in that：Including drainage conduit, it is arranged and drainage conduit periphery and the baking that can be rotated along drainage conduit
Dry bucket, the driving motor of driving drying bucket rotation and the hot body to drainage conduit and drying bucket air-supply；The drainage conduit from
It is made of entrance, throat and diffuser under, the cross-sectional area of throat is less than the cross-sectional area of entrance and diffuser, enters
Mouth section and diffuser are made of ceramics, and throat is made of metal；It is drying cavity to dry between bucket and drainage conduit, on the side wall of throat
Suction hole equipped with connection drying cavity and throat；The hot body include air-heater, two three at the top of drainage conduit
Logical reversal valve and the cam on drying bucket inner wall, the two-bit triplet reversal valve are equipped with the air inlet being connected to air-heater
Mouth, the first row gas port being connected to the entrance of drainage conduit and the second exhaust port being connected to drying bucket top, two-bit triplet
The spool to offset with cam equipped with one end in valve, when spool is moved relative to Cam reciprocating, first row gas port and second exhaust port
It will be back and forth connected to air inlet；The lower part of the Drying inner wall is fixed with several the first stirring rods in drying cavity, dries
Dry bucket is made of metal, and is dried bucket and connected power cathode, and throat connects positive pole.
2. tea drying device according to claim 1, it is characterised in that：It is described drying bucket inner wall be equipped with it is several to
Dry the projecting inward protrusion of bucket.
3. tea drying device according to claim 1 or 2, it is characterised in that：It is set on the side wall of the drainage conduit lower end
There are several the second stirring rods in drying cavity, first stirring rod and the second stirring rod are staggered.
4. tea drying device according to claim 3, it is characterised in that：The cam is equipped with multiple, and cam edge altogether
The center of drying bucket is uniformly distributed.
5. tea drying device according to claim 4, it is characterised in that：The diffuser and cyclonic separation of the drainage conduit
Device connects.
6. tea drying device according to claim 5, it is characterised in that：The center of rotation of the drying bucket deviates drying
The geometric center of bucket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387557.3A CN108770956A (en) | 2018-04-26 | 2018-04-26 | Tea drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387557.3A CN108770956A (en) | 2018-04-26 | 2018-04-26 | Tea drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108770956A true CN108770956A (en) | 2018-11-09 |
Family
ID=64026738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810387557.3A Pending CN108770956A (en) | 2018-04-26 | 2018-04-26 | Tea drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108770956A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407422A (en) * | 2022-03-31 | 2022-04-29 | 山东宇冠机械有限公司 | Biomass briquetting machine with raw material moisture control function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106490198A (en) * | 2016-10-21 | 2017-03-15 | 南平博士达节能科技有限公司 | One kind dries uniform tea drier |
| CN206683379U (en) * | 2017-03-29 | 2017-11-28 | 湖北泽中饮料有限公司 | A kind of energy-saving tea drier |
| CN107597238A (en) * | 2017-08-31 | 2018-01-19 | 贵州省湄潭县富通米业有限公司 | A kind of Rice processor |
| CN107743827A (en) * | 2017-09-30 | 2018-03-02 | 重庆维得鲜农业发展有限公司 | Pleurotus eryngii culture medium manufacture craft |
| CN207754034U (en) * | 2017-12-26 | 2018-08-24 | 重庆巴将军古老寨农业开发有限公司 | Blackcurrant pigment seed dressing device |
-
2018
- 2018-04-26 CN CN201810387557.3A patent/CN108770956A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106490198A (en) * | 2016-10-21 | 2017-03-15 | 南平博士达节能科技有限公司 | One kind dries uniform tea drier |
| CN206683379U (en) * | 2017-03-29 | 2017-11-28 | 湖北泽中饮料有限公司 | A kind of energy-saving tea drier |
| CN107597238A (en) * | 2017-08-31 | 2018-01-19 | 贵州省湄潭县富通米业有限公司 | A kind of Rice processor |
| CN107743827A (en) * | 2017-09-30 | 2018-03-02 | 重庆维得鲜农业发展有限公司 | Pleurotus eryngii culture medium manufacture craft |
| CN207754034U (en) * | 2017-12-26 | 2018-08-24 | 重庆巴将军古老寨农业开发有限公司 | Blackcurrant pigment seed dressing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407422A (en) * | 2022-03-31 | 2022-04-29 | 山东宇冠机械有限公司 | Biomass briquetting machine with raw material moisture control function |
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Application publication date: 20181109 |
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