CN108740127A - black tea fermentation device - Google Patents
black tea fermentation device Download PDFInfo
- Publication number
- CN108740127A CN108740127A CN201810701142.9A CN201810701142A CN108740127A CN 108740127 A CN108740127 A CN 108740127A CN 201810701142 A CN201810701142 A CN 201810701142A CN 108740127 A CN108740127 A CN 108740127A
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- CN
- China
- Prior art keywords
- shaft
- fermenter
- stirring rod
- fixed
- black tea
- 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
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- 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
- A23F3/08—Oxidation; Fermentation
Abstract
The present invention relates to black tea technical field of processing equipment, specifically disclose black tea fermentation device, including black tea fermentation device, including installation bucket and shaft, it is fixed with fermenter in installation bucket, it installs and is equipped with exhaust outlet at the top of bucket, fermenter is equipped with multiple ventholes, shaft is vertically arranged and is driven by motor, shaft is rotatablely connected with installation bucket and fermenter, it is fixed with fermentation basket in the shaft in fermenter, it is rotatably connected to hollow stirring rod on fermenter inner wall above fermentation basket, stirring rod is equipped with multiple gas vents, stirring rod is equipped with flexible blade, stirring rod is fixed with driven wheel of differential, shaft is equipped with the drive bevel gear engaged with driven wheel of differential, it further include air supply unit, the air supply unit provides the oxygen containing moisture into stirring rod.During solving the prior art to tea leaf fermentation using the present invention, due to hot-spot so that the uneven or even rotten problem of tea leaf fermentation.
Description
Technical field
The present invention relates to black tea technical field of processing equipment, more particularly to black tea fermentation device.
Background technology
Fermentation is in tealeaves, a kind of generally referred to as simple oxidation.Tealeaves enzyme effect or wet has been placed on
A series of reactions such as oxidations, hydrolysis occur in the environment of heat, in tealeaves body, most important of which is that polyphenol oxidase and peroxidating
Object enzymatic into oxidation so that tea polyphenols substance in tealeaves generates variation.
Existing tea leaf fermentation is typically to be carried out in fermentation tower, and tealeaves to be fermented is sent by operating personnel before fermenting
In fermentation tower, and the oxygen containing moisture is passed through into fermentation tower, to ensure the oxygen and moisture that are needed during tea leaf fermentation.
Since the fermentation of tealeaves usually requires 4-8 hours, the time of fermentation is longer, although and disposable by the way of fermentation tower fermentation
Large batch of tealeaves can be carried out while be fermented, but use this kind of mode, during the fermentation, tealeaves accumulation is easy to cause
Hot-spot, it is uneven so as to cause tea leaf fermentation, even result in rotten problem.
Invention content
The present invention provides black tea fermentation devices, during solving the prior art to tea leaf fermentation, due to hot-spot
So that tea leaf fermentation is uneven, or even rotten problem.
In order to achieve the above object, base case of the invention is：
Black tea fermentation device, including rack further include installation bucket and shaft, are fixed with fermenter in the installation bucket, institute
It states and is equipped with exhaust outlet at the top of installation bucket, the fermenter is equipped with multiple ventholes, and the shaft is vertically arranged and passes through motor
Driving, the shaft are rotatablely connected with installation bucket and fermenter, are fixed with fermentation basket in the shaft in fermenter, are located at
Hollow stirring rod is rotatably connected on fermenter inner wall above fermentation basket, the stirring rod is equipped with multiple gas vents, stirs
It mixes bar and is equipped with flexible blade, the stirring rod is fixed with driven wheel of differential far from fermenter inner wall one end, is set in sent shaft
There is the drive bevel gear engaged with driven wheel of differential, further include air supply unit, the air supply unit is provided into stirring rod to be contained
The oxygen of moisture.
The operation principle of this base case is：
Fermentation basket is for placing tealeaves, and after electric motor starting, shaft is rotated synchronously with drive bevel gear, drive bevel gear with from
Dynamic bevel gear engages so that stirring rod generates rotation, and during rotation, flexible blade rotates synchronously such stirring rod, to
Tealeaves is stirred, while air supply unit is provided the oxygen containing moisture into stirring rod, to ensure tea leaf fermentation mistake
To the demand of oxygen and moisture content in journey, since in shaft rotation process, fermentation basket can rotate synchronously, therefore flexible blade can be right
Tealeaves in entire fermentation basket is stirred, and during tea leaf fermentation, the exhaust gas that tea leaf fermentation generates is discharged from venthole, after
It is discharged from exhaust outlet.
This base case has technical effect that：
1, the setting of stirring rod can not only carry out the tealeaves in fermentation basket during its rotation in this programme
It stirs up and down, the accumulation of tealeaves is avoided to cause local overheat, so as to cause rotten problem, and during rotation,
The oxygen containing moisture content that air supply unit provides directly is sprayed from stirring rod, can also can in this way to the tealeaves in lower layer
Obtain oxygen and moisture content.
2, during the fermentation, fermentation basket is constantly in the state of rotation to this programme, and setting in this way enables stirring rod
Tealeaves in entire fermentation basket is stirred, so that the fermentation of tealeaves is more uniform, in addition the setting of flexible blade can
To reduce stirring rod abrasion caused by tealeaves during stirring, the generation of tea dust is reduced, to improve the quality of tealeaves.
Further, the air supply unit includes cylinder body, oxygen container and water tank, and the cylinder body is fixed on the rack vertically, cylinder
Piston is slidably connected in vivo, and cylinder body is divided into closed upper cavity and lower chamber by piston, and piston base is equipped with piston rod, living
Plug top, which is equipped with, is fixed on the spring of cylinder body roof, is fixed with edge cam at the top of the shaft, piston rod stretch out cylinder body with
The end face of edge cam offsets.
Advantageous effect：In this way during shaft rotates, edge cam is rotated synchronously with shaft, due to piston rod and end
The end face of face cam offsets, therefore in edge cam rotation process, and piston rod can constantly be moved up and down with piston, to make
The volume obtained in upper and lower cavity constantly changes.
Further, the piston rod lower rotation is connected with ball.
Advantageous effect：The setting of ball is so that the sliding friction of piston rod and edge cam is converted into rolling friction, in this way
Frictional force can be reduced, to reduce the mechanical wear to piston rod and edge cam.
Further, the cylinder base is equipped with the first breather check valve and the first outgassing nonreturn valve, the first breather check valve
Place is equipped with the oxygen hose being connected to oxygen container, and the side wall of upper cavity is equipped with the second breather check valve and the second outgassing nonreturn valve,
Second breather check valve is connected to the exhaust outlet on installation bucket by pipeline.
Advantageous effect：Since volume during piston moves up and down in upper cavity constantly changes, work as upper cavity
When interior volume increases, the air pressure in upper cavity reduces, and generates negative pressure, and the second breather check valve is opened, and installs tealeaves hair in bucket
The exhaust gas generated after ferment enters through exhaust outlet in upper cavity under the action of negative pressure, and when the volume in upper cavity reduces,
Air pressure in upper cavity increases, and the second outgassing nonreturn valve is opened, and exhaust gas is discharged through the second outgassing nonreturn valve.The effect being arranged in this way
It is, since piston is moved back and forth up and down, the opening of the second breather check valve interval installs the exhaust gas interval in bucket
Be discharged, so on the one hand can to avoid installation bucket inside be directly connected to outside air so that install bucket in temperature under
Drop, so that tea leaf fermentation temperature does not reach requirement；On the other hand, the active force that exhaust gas discharges is given so that exhaust gas
More easily it is discharged out of installation bucket.
Further, escape pipe is equipped at first outgassing nonreturn valve, escape pipe is connected with vortex tube far from cylinder body one end,
Vortex tube includes that inlet end, hot gas end and cold air end, escape pipe are connected to inlet end, and recovery tube is connected at cold air end, described
Recovery tube sequentially passes through epicoele body sidewall and piston, is connected to lower chamber, and hot gas end is connected with main air supply pipe, and main air supply pipe runs through
Installation bucket is distributed in fermenter periphery, is located at the main air supply pipe on the outside of installation bucket and is equipped with necking section, necking section is connected to water tank
There is a tubule, main air supply pipe is equipped with branch pipe be connected to stirring rod, and the junction of the branch pipe and stirring rod is equipped with rotary joint.
Advantageous effect：Using the setting of vortex tube, it can advantageously adjust hot gas end and generate gas with cold air end
Temperature, and the effect of the cold air end upper cavity connection of vortex tube is, the cold air of cold air end discharge can enter in recovery tube,
Since the section of tubing of recovery tube is located in upper cavity, cooling processing can be carried out to exhaust gas, high-temp waste gas is avoided directly to arrange
Go out in air, threaten to equipment and operating personnel, a large amount of oxygen, this part are in addition contained from the gas that cold wind end is discharged
Oxygen is eventually returned in lower chamber, to be re-used to oxygen.
Additionally, due to moving back and forth up and down for piston so that oxygen and moisture content are discharged into fermenter by lower chamber interval,
The reason of being arranged in this way is, oxygen is consumed during tea leaf fermentation and needs the regular hour, therefore the supplier of interval
Formula can be excessive to avoid the moisture content in fermenter, is adversely affected to tea leaf fermentation.
Further, tape handler is equipped between the shaft and motor, the tape handler includes being fixed on motor
Driving pulley on output shaft and the driven pulley being fixed in shaft, are connected between driving pulley and driven pulley by belt
It connects, the ratio between wheel footpath of driving pulley and driven pulley is 1:3.
Advantageous effect：The effect that tape handler is arranged is that the transmission of one side torque is more steady；On the other hand main
The wheel footpath of movable belt pulley makes shaft slow rotation under the driving of motor, the rotating speed of such fermentation basket reduce less than driven pulley,
The excessively high tealeaves of rotating speed is avoided to generate larger active force with flexible blade, to which broken problem occur.
Further, the fermentation basket is provided with multiple, and is axially arranged along shaft.
Advantageous effect：The setting of multiple fermentation baskets can improve the quantity of each fermented tea, to improve Tea Production
Efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of black tea fermentation device embodiment of the present invention；
Fig. 2 is enlarged drawing at A in Fig. 1.
Specific implementation mode
It is further described below by specific implementation mode：
Reference numeral in Figure of description includes：Bucket 100, exhaust outlet 101, fermenter 102, venthole 103, rib are installed
Plate 104, shaft 200, motor 201, driving pulley 202, driven pulley 203, fermentation basket 204, stirring rod 205, driven wheel of differential
206, drive bevel gear 207, gas vent 208, flexible blade 209, cylinder body 300, oxygen container 301, water tank 302, piston 303, work
Stopper rod 304, spring 305, edge cam 306, ball 307, the first breather check valve 308, the first outgassing nonreturn valve 309, oxygen
Pipe 310, the second breather check valve 311, the second outgassing nonreturn valve 312, escape pipe 400, vortex tube 401, inlet end 402, hot gas
End 403, cold air end 404, main air supply pipe 405, necking section 406, branch pipe 407, rotary joint 408.
Embodiment is substantially as shown in Figure 1：
Black tea fermentation device, the device include rack and the installation bucket 100 that is fixed on the rack, inside installation bucket 100
It is fixed with fermenter 102, wherein installation bucket 100 and fermenter 102 are in closed state, is equipped at the top of installation bucket 100 useless
Gas port 101 is equipped with multiple ventholes 103 in the side wall of fermenter 102, floor is fixed between fermenter 102 and installation bucket 100
104, form exhaust gas chamber between fermenter 102 and installation bucket 100.
Rotated coaxially in installation bucket 100 and fermenter 102 and be connected with shaft 200, wherein shaft 200 be vertically arranged and according to
Secondary to run through installation bucket 100 and fermenter 102, installation bucket 100 is stretched out at the both ends of shaft 200, and the bottom end of shaft 200 is connected with driving
The top of unit, shaft 200 is equipped with air supply unit, and wherein driving unit includes motor 201 and tape handler, tape handler
Including the driving pulley 202 being fixed on 201 output shaft of motor and the driven pulley 203 being fixed in shaft 200, wherein actively
It is connected by belt between belt wheel 202 and driven pulley 203, and the ratio between driving pulley 202 and the wheel footpath of driven pulley 203 are
1:3。
It is axially fixed in the shaft 200 in fermenter 102 equipped with multiple fermentation baskets for placing tealeaves
204, more stirring rods 205, wherein stirring rod 205 and hair are equipped on 102 inner wall of fermenter above each fermentation basket 204
Ferment bucket 102 is rotatablely connected, and stirring rod 205 is horizontally disposed and runs through the side wall of fermenter 102, and stirring rod 205 is far from fermenter 102
Side wall one end is connected with driven wheel of differential 206, and the drive bevel gear engaged with driven wheel of differential 206 is fixed in shaft 200
207, in addition as shown in Fig. 2, stirring rod 205 is hollow setting, multiple gas vents 208 are offered on 205 side wall of stirring rod,
Flexible blade 209 is additionally provided on stirring rod 205.
Air supply unit includes cylinder body 300, oxygen container 301 and water tank 302, and wherein cylinder body 300 is fixed on the rack vertically,
Piston 303 is slidably connected in cylinder body 300, cylinder body 300 is divided into closed upper cavity and lower chamber by piston 303, in piston
303 bottoms are equipped with piston rod 304, and 303 top of piston is equipped with the spring 305 for being fixed on 300 roof of cylinder body, on the top of shaft 200
Portion is fixed with edge cam 306, and the curved slot of wherein edge cam 306 is opened on the upper surface of cylinder, and piston rod 304 is stretched
Go out cylinder body 300 and the end face of edge cam 306 offsets, ball 307 is connected in the lower rotation of piston rod 304.
It is equipped with the first outlet derived from the first breather check valve 308 that supplied gas imports and supplied gas in 300 bottom of cylinder body
Check valve 309, wherein the oxygen hose 310 being connected to oxygen container 301 is equipped at the first breather check valve 308, in the side of upper cavity
Wall is equipped with the second breather check valve 311 that gas supply conductance enters and derived second outgassing nonreturn valve 312 of gas supply stream, wherein second
Breather check valve 311 is connected to the exhaust outlet 101 on installation bucket 100 by pipeline.
Escape pipe 400 is equipped at the first outgassing nonreturn valve 309, escape pipe 400 is connected with vortex far from 300 one end of cylinder body
Pipe 401, vortex tube 401 include inlet end 402, hot gas end 403 and cold air end 404, the air inlet of escape pipe 400 and vortex tube 401
End 402 is connected to, and is connected with recovery tube at cold air end 404, wherein recovery tube sequentially passes through epicoele body sidewall and piston, with lower chamber
Connection is equipped with main air supply pipe 405 at hot gas end 403, and main air supply pipe 405 is distributed in 102 periphery of fermenter through installation bucket 100,
Main air supply pipe 405 positioned at 100 outside of installation bucket is equipped with necking section 406, and necking section 406 is communicated with tubule with water tank 302,
The caliber of middle tubule is less than 1mm, is equipped with the branch pipe 407 that be connected to stirring rod 205 on main air supply pipe 405, wherein branch pipe 407 and
The junction of stirring rod 205 is equipped with rotary joint 408, is set as vortex tube 401 in the present embodiment, and cold air end 404 generates gas
The temperature of body is within the scope of 15-20 DEG C, and hot gas end 403 generates the temperature of gas within the scope of 28-32 DEG C.
When it is implemented, tealeaves to be fermented is placed in each fermentation basket 204 by operating personnel, start 201 turns of motor
Dynamic, the torque of motor 201 passes to shaft 200 by tape handler, so that 200 slow rotation of shaft, in shaft 200
During rotation, fermentation basket 204 is rotated synchronously with drive bevel gear 207, and drive bevel gear 207 is nibbled with driven wheel of differential 206
It closes, so that driven wheel of differential 206 is rotated synchronously with stirring rod 205, the flexible blade 209 on such stirring rod 205 is to tea
Leaf is stirred.
In 200 rotation process of shaft, edge cam 306 rotates synchronously, due to piston rod 304 and edge cam 306
End face offsets, therefore in 306 rotation process of edge cam, and piston rod 304 can constantly be moved up and down with piston 303, to
So that the volume in upper and lower cavity constantly changes.When the volume in lower chamber increases, the air pressure in lower chamber reduces, and first
Breather check valve 308 is opened, and the oxygen in oxygen container 301 enters through oxygen hose 310 in lower chamber, and when the volume in lower chamber
When reduction, the air pressure in lower chamber increases, and the first outgassing nonreturn valve 309 is opened, and the oxygen in lower chamber enters from escape pipe 400
In vortex tube 401.
Oxygen through the heating discharge of 401 hot gas end 403 of vortex tube enters in main air supply pipe 405, when gas flows through necking section
When 406, since the caliber of necking section 406 reduces, gas flow rate improves, and air pressure reduces, and generates negative pressure so that in water tank 302
Water enter in main air supply pipe 405 through tubule, since the caliber of tubule is smaller, from tubule flow out moisture content it is less, then
Oxygen carries moisture content and enters in stirring rod 205 through each branch pipe 407 from main air supply pipe 405, from the gas vent 208 on stirring rod 205
Discharge, acts on tealeaves, since fermentation basket 204 is constantly in rotary state, the aqueous oxygen energy that stirring rod 205 is discharged
It is enough to be uniformly sprayed on tealeaves.
In addition in 303 moving process of piston, the volume in upper cavity constantly changes, when the volume in upper cavity increases
When big, the air pressure in upper cavity reduces, and generates negative pressure, and the second breather check valve 311 is opened, and installs in bucket 100 after tea leaf fermentation
The exhaust gas of generation enters through exhaust outlet 101 in upper cavity under the action of negative pressure, and when the volume in upper cavity reduces, on
Air pressure in cavity increases, and the second outgassing nonreturn valve 312 is opened, and exhaust gas is discharged through the second outgassing nonreturn valve 312, in addition by whirlpool
The gas of 401 cold wind end of flow tube refrigeration enters in recovery tube, can be right since the section of tubing of recovery tube is located in upper cavity
Exhaust gas carries out cooling processing, and high-temp waste gas is avoided to be expelled directly out in air, threatens to equipment and operating personnel, in addition from cold
Contain a large amount of oxygen in the gas of wind end discharge, this partial oxidation is eventually returned in lower chamber, to be re-used to oxygen.
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 (7)
1. black tea fermentation device, including rack, it is characterised in that：Further include installation bucket and shaft, is fixed in the installation bucket
Fermenter, is equipped with exhaust outlet at the top of the installation bucket, and the fermenter is equipped with multiple ventholes, the shaft be vertically arranged and
It is driven by motor, the shaft is rotatablely connected with installation bucket and fermenter, and hair is fixed in the shaft in fermenter
Ferment basket, hollow stirring rod is rotatably connected on the fermenter inner wall above fermentation basket, and the stirring rod is equipped with multiple
Gas vent, stirring rod are equipped with flexible blade, and the stirring rod is fixed with driven wheel of differential far from fermenter inner wall one end, described
Shaft is equipped with the drive bevel gear engaged with driven wheel of differential, further includes air supply unit, the air supply unit is into stirring rod
Oxygen containing moisture is provided.
2. black tea fermentation device according to claim 1, it is characterised in that：The air supply unit includes cylinder body, oxygen container
And water tank, the cylinder body are fixed on the rack vertically, and piston is slidably connected in cylinder body, cylinder body is divided on closed by piston
Cavity and lower chamber, piston base are equipped with piston rod, and top land is equipped with the spring for being fixed on cylinder body roof, the top of the shaft
Portion is fixed with edge cam, and piston rod stretches out cylinder body and the end face of edge cam offsets.
3. black tea fermentation device according to claim 2, it is characterised in that：The piston rod lower rotation is connected with rolling
Pearl.
4. black tea fermentation device according to claim 2, it is characterised in that：It is unidirectional that the cylinder base is equipped with the first air inlet
Valve and the first outgassing nonreturn valve are equipped with the oxygen hose being connected to oxygen container at the first breather check valve, are set on the side wall of upper cavity
There are the second breather check valve and the second outgassing nonreturn valve, the second breather check valve to connect by pipeline with the exhaust outlet on installation bucket
It is logical.
5. black tea fermentation device according to claim 4, it is characterised in that：Outlet is equipped at first outgassing nonreturn valve
Pipe, escape pipe are connected with vortex tube far from cylinder body one end, and vortex tube includes inlet end, hot gas end and cold air end, escape pipe with into
Gas end is connected to, and recovery tube is connected at cold air end, and the recovery tube sequentially passes through epicoele body sidewall and piston, is connected with lower chamber
Logical, hot gas end is connected with main air supply pipe, and main air supply pipe is distributed in fermenter periphery through installation bucket, the master being located on the outside of installation bucket
Air supply pipe is equipped with necking section, and necking section is communicated with tubule with water tank, and main air supply pipe is equipped with the branch pipe being connected to stirring rod, institute
The junction for stating branch pipe and stirring rod is equipped with rotary joint.
6. black tea fermentation device according to claim 1, it is characterised in that：V belt translation is equipped between the shaft and motor
Mechanism, the tape handler include the driving pulley being fixed on motor output shaft and the driven pulley that is fixed in shaft,
It is connected by belt between driving pulley and driven pulley, the ratio between wheel footpath of driving pulley and driven pulley is 1:3.
7. black tea fermentation device according to claim 1, it is characterised in that：The fermentation basket be provided with it is multiple, and along turn
Axis is axially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701142.9A CN108740127A (en) | 2018-06-29 | 2018-06-29 | black tea fermentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701142.9A CN108740127A (en) | 2018-06-29 | 2018-06-29 | black tea fermentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108740127A true CN108740127A (en) | 2018-11-06 |
Family
ID=63975050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810701142.9A Pending CN108740127A (en) | 2018-06-29 | 2018-06-29 | black tea fermentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108740127A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419910A (en) * | 2019-08-28 | 2019-11-08 | 重庆市飞龙实木家俱有限公司 | Open-type show cabinet |
| CN116806902A (en) * | 2023-08-28 | 2023-09-29 | 山东乐家客食品有限公司 | Energy-saving composite tea fermentation device with recyclable fermentation liquor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202980054U (en) * | 2012-11-19 | 2013-06-12 | 王石乳 | Intelligent black tea fermentation equipment |
| CN207285060U (en) * | 2017-07-05 | 2018-05-01 | 云南山南云边生物科技有限公司 | A kind of black tea fermentation machine |
| CN108189272A (en) * | 2017-12-28 | 2018-06-22 | 重庆市中塑新材料有限公司 | Plastic grain screening plant |
-
2018
- 2018-06-29 CN CN201810701142.9A patent/CN108740127A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202980054U (en) * | 2012-11-19 | 2013-06-12 | 王石乳 | Intelligent black tea fermentation equipment |
| CN207285060U (en) * | 2017-07-05 | 2018-05-01 | 云南山南云边生物科技有限公司 | A kind of black tea fermentation machine |
| CN108189272A (en) * | 2017-12-28 | 2018-06-22 | 重庆市中塑新材料有限公司 | Plastic grain screening plant |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419910A (en) * | 2019-08-28 | 2019-11-08 | 重庆市飞龙实木家俱有限公司 | Open-type show cabinet |
| CN116806902A (en) * | 2023-08-28 | 2023-09-29 | 山东乐家客食品有限公司 | Energy-saving composite tea fermentation device with recyclable fermentation liquor |
| CN116806902B (en) * | 2023-08-28 | 2023-11-07 | 山东乐家客食品有限公司 | Energy-saving composite tea fermentation device with recyclable fermentation liquor |
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Application publication date: 20181106 |
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