CN108387100A - A kind of tea green-keeping and drying comprehensive utilization system for heat energy - Google Patents
A kind of tea green-keeping and drying comprehensive utilization system for heat energy Download PDFInfo
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- CN108387100A CN108387100A CN201810334619.4A CN201810334619A CN108387100A CN 108387100 A CN108387100 A CN 108387100A CN 201810334619 A CN201810334619 A CN 201810334619A CN 108387100 A CN108387100 A CN 108387100A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/20—Teas, i.e. drying, conditioning, withering of tea leaves
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of tea green-keepings and drying comprehensive utilization system for heat energy, belong to Tea Production technical field.The system includes steaming apparatus, drying unit and device for recycling heat；Device for recycling heat includes third wind turbine, heat exchange drum and heat pump；Steaming apparatus includes holder, water-removing room, hurricane drier, conveyer belt, feed hopper and discharging structure；Drying unit include closed warehouse for drying, the multilayer link plate conveyer belt in warehouse for drying, bottom on front side of feeding structure and warehouse for drying, upper back, at the top of front side, discharge port, air inlet, damp-heat outlet, medium temperature hot wind inlet and the gas outlet of lower front and back lower.Water-removing process is segmented by the system, to drying course use different temperature, wind speed and time carried out layering drying, by heat pump come to recycle the heat after the drying of upper layer be that the medium temperature air heating that uses is dried in lower layer, the hot wind that the low temperature hot wind after lower layer is dried is sent into water-removing process air-dries air-drying after part is finished.
Description
Technical field
The invention belongs to Tea Production technical field, more particularly to a kind of tea green-keeping and drying heat integration system
System.
Background technology
Water-removing and drying are that an essential procedure, especially de-enzyming process are tealeaves in Tea Production process
A very important procedure in production process, so typically have stringent control to the temperature of water-removing, but in mesh
In preceding production process, water-removing processing is typically carried out using green-keeping machine and drying and processing is carried out using dryer.
Existing green-keeping machine includes holder, the water-removing room on holder, along the front and back conveyer belt on holder and transmission
Feed hopper with rear and front end and discharging structure, the water-removing room are the tunnel structure of front and back opening, and the conveyer belt passes through
The room that finishes forms inactivation section, and the water-removing room is equipped with steam inlet and its top is equipped with moisture absorption cover, moisture absorption cover by wind turbine into
Row emptying discharge hot and humid gas.
Existing dryer include closed warehouse for drying, four layers of flight conveyor in warehouse for drying, on front side of warehouse for drying into
The discharge port of bottom on front side of material structure, the air inlet of warehouse for drying back lower, the gas outlet at warehouse for drying front side top and warehouse for drying
Tealeaves conveying direction Deng, the flight conveyor of adjacent layer it is opposite and between be equipped with for tealeaves to be guided leading to adjacent lower
Impeller, feeding structure connect with the flight conveyor front end of top layer, discharge port be located at the flight conveyor front end of bottom just under
Side.Air inlet is connect with hot-blast stove for obtaining high-temperature hot-air, and gas outlet is for being discharged hot and humid gas.
Applicant has found following problem when carrying out water-removing respectively with drying and processing to tealeaves using both of the aforesaid device：
(1) fixation effect is bad, and moisture is higher after water-removing, usually requires to be air-dried or dried before subsequent processing
Process；
(2) drying effect is bad, and the temperature of tealeaves from top to bottom successively increases, while moisture successively reduces, and lower layer is not
The temperature for needing upper layer high in this way is easy to be scorched；Upper layer discharge end hot wind humidity is big, and wind speed is low, and drying effect is bad；It is same
The hydrofuge effect at layer middle part is bad, causes the Measuring Moisture Content of Tea content at middle part higher than both sides, it is unstable to eventually lead to tea aroma；
(3) water-removing and drying course are highly energy-consuming process, and water-removing has larger heat waste with drying course；
(4) water-removing has hot and humid gas discharge, hot and humid gas, dust etc. not only to influence live processing environment with drying, also
It can influence the quality of tealeaves.
Invention content
To solve the above-mentioned problems, an embodiment of the present invention provides a kind of tea green-keepings and drying heat integration system
System, which is segmented water-removing process, and using different temperature, wind speed and time to drying course is layered
Drying dries the medium temperature air heating used, after lower layer is dried to recycle the heat after the drying of upper layer by heat pump for lower layer
Low temperature hot wind be sent into water-removing process hot wind air-drying device finished after air-dry.The technical solution is as follows：
An embodiment of the present invention provides a kind of tea green-keeping and drying comprehensive utilization system for heat energy, which includes that water-removing fills
It sets, drying unit and device for recycling heat.
The device for recycling heat include third wind turbine, heat exchange drum and for recycle heat exchange drum in gas heat
Heat pump.
The steaming apparatus includes holder 1, the water-removing room 5 on holder 1 with hurricane drier 8, along front and back on holder 1
The feed hopper 3 of 2 rear and front end of conveyer belt 2 and conveyer belt and discharging structure 4, the water-removing room 5 and hurricane drier 8 are front and back opening
Tunnel structure, the conveyer belt 2 sequentially pass through from front to back water-removing room 5 and hurricane drier 8 after and the rear part it is exposed in air
Middle formation cooling section, the water-removing room 5 are equipped with steam inlet 6 and its top and are equipped with moisture absorption cover 7, in the hurricane drier 8 before
Portion is respectively equipped with hot-blast spray nozzle 9 and cold wind nozzle 10, the air inlet that the moisture absorption cover 7 passes through four fan device and heat exchange drum with middle part
Mouth connection is for recycling heat.
The drying unit includes closed warehouse for drying 14, the multilayer link plate conveyer belt 16 in warehouse for drying 14, warehouse for drying 14
The discharging of the 14 front side bottom of feeding structure 15 and warehouse for drying, upper back, front side top, lower front and back lower of front side
Mouthfuls 19, air inlet 17, damp-heat outlet 20, medium temperature hot wind inlet 21 and gas outlet 18, the feeding structure 15 by tealeaves send to
Top layer flight conveyor 16 is sent to discharge port 19 by bottom flight conveyor 16 after the drying of multilayer link plate conveyer belt 16 and is discharged,
The air inlet 17 is connect by the first wind turbine with hot-blast stove for providing high-temperature hot-air to the flight conveyor 16 on upper layer, described
Damp-heat outlet 20 is connect with the air inlet of heat exchange drum for recycling heat, the heat outlet of the heat pump by the 5th wind turbine
It is connect with medium temperature hot wind inlet 21 for providing medium temperature hot wind to the flight conveyor 16 of lower layer, the gas outlet 18 passes through second
Wind turbine is connect with hot-blast spray nozzle 9 for providing low temperature hot wind, and 14 middle part of the warehouse for drying, which is equipped with, prevents high-temperature hot-air and middle warm
The wind isolation board 23 of wind mixed flow.
The third wind turbine divides two-way to export, and is exported all the way to cold wind nozzle 10, another way export to the cold air of heat pump into
Mouthful.
Preferably, tea green-keeping provided in an embodiment of the present invention and drying comprehensive utilization system for heat energy further include dedusting knot
Structure, the dedusting structure are connect by pipeline with third wind turbine and hot-blast stove.
Further, cold air import and cold wind nozzle of the third wind turbine in the embodiment of the present invention by triple valve and heat pump
10 connections.
Preferably, tea green-keeping provided in an embodiment of the present invention and drying comprehensive utilization system for heat energy further include heater box,
The heater box is set between gas outlet 18 and hot-blast spray nozzle 9 for being heated to low temperature hot wind.
Preferably, tea green-keeping provided in an embodiment of the present invention and drying comprehensive utilization system for heat energy further include filtering cabin,
The filtering cabin is set between damp-heat outlet 20 and the air inlet for the drum that exchanges heat for removing the impurity in damp-heat.
Preferably, tea green-keeping provided in an embodiment of the present invention with drying comprehensive utilization system for heat energy further include condenser and
Wind turbine is emptied, gas outlet, condenser and the emptying wind turbine of the heat exchange drum are sequentially connected.
Wherein, the hot-blast spray nozzle 9 in the embodiment of the present invention and cold wind nozzle 10 are arranged backward, after the hurricane drier 8
Portion is equipped with exhaust pipe 11.
Wherein, the front of the conveyer belt 2 in the embodiment of the present invention is arranged obliquely from front to back and its top is equipped with even tea
Device 12, middle part are equipped with drum-type hairbrush 13 horizontal through water-removing room 5 and hurricane drier 8, the adjacent lower section in its rear end.
Specifically, four layers of flight conveyor 16 are from top to bottom equipped in the warehouse for drying 14 in the embodiment of the present invention side by side, point
Not Wei top layer flight conveyor 16, second layer flight conveyor 16, third layer flight conveyor 16 and bottom flight conveyor 16,
The tealeaves conveying direction of the flight conveyor 16 of adjacent layer it is opposite and between be equipped with for tealeaves to be guided leading to adjacent lower
The front end of impeller 22, the top layer flight conveyor 16 connects with feeding structure 15, and the discharge port 19 is passed set on bottom carrier bar
Below the front end for sending band 16；The air inlet 17 leads to the flight conveyor 16 that two layers of flight conveyor 16 is used for upward two layers
High-temperature hot-air is provided；The adjacent lower section of the rear and front end of the second layer flight conveyor 16 is respectively provided with one piece of wind isolation board 23；Institute
It states medium temperature hot wind inlet 21 and the offer medium temperature hot wind of flight conveyor 16 that third layer flight conveyor 16 is used for downward two layers is provided,
The gas outlet 18 is located at 21 offside of medium temperature hot wind inlet for low temperature hot wind to be discharged.
Preferably, deceleration transmission is equipped between the adjacent two layers in upper three layers of flight conveyor 16 in the embodiment of the present invention
Three layers of flight conveyor 16 is made to synchronize driving for chain and transmission speed successively reduces, the top layer flight conveyor 16, second
Layer flight conveyor 16, third layer flight conveyor 16 transmission speed ratio be 1:0.75-0.85：0.55-0.65.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is：An embodiment of the present invention provides a kind of tealeaves
Water-removing and drying comprehensive utilization system for heat energy, the opposite energy that green-keeping machine is used alone and saves at least 23.5% with dryer of the system
Consumption；The system can concentrate dust filtering, concentrate damp and hot gas disposal simultaneously, save equipment and optimize production environment；In addition the system
Water-removing and drying course are optimized, product quality is improved, product moisture content is made more to stablize.
Description of the drawings
Fig. 1 is the functional block diagram of tea green-keeping provided in an embodiment of the present invention and drying comprehensive utilization system for heat energy；
Fig. 2 is the structural schematic diagram of steaming apparatus provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of drying unit provided in an embodiment of the present invention.
In figure：1 holder, 2 conveyer belts, 3 feed hoppers, 4 discharging structures, 5 water-removing rooms, 6 steam inlets, 7 moisture absorption covers, 8 air-dry
Room, 9 hot-blast spray nozzles, 10 cold wind nozzles, 11 exhaust pipes, 12 even tea sets, 13 drum-type hairbrush, 14 warehouse for drying, 15 feeding structures, 16
Flight conveyor, 17 air inlets, 18 gas outlets, 19 discharge ports, the outlet of 20 damp-heats, 21 medium temperature hot wind inlets, 22 guide-leaf plates, 23
Wind isolation board, 24 partition boards.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
Referring to Fig. 1-3, an embodiment of the present invention provides a kind of tea green-keeping and drying comprehensive utilization system for heat energy, the systems
Including steaming apparatus, drying unit and device for recycling heat；Steaming apparatus is for finishing to tealeaves, in the present embodiment
Using steam beating；Drying unit is for drying tealeaves, after being set to water-removing, can also be arranged with before drying finishing
Other processes such as get damp again；Device for recycling heat is steaming apparatus and drying for focusing on damp-heat and recycling heat
Device heat supply.Wherein, it is specified in the present embodiment before feed end is, after discharge end is, i.e., preceding in the present embodiment is not with after
Proper orientation description.
Wherein, referring to Fig. 1, the device for recycling heat in the present embodiment includes third wind turbine, heat exchange drum and is used for
The heat pump etc. of gas heat in recycling heat exchange drum.Specifically, heat exchange drum is large volume of gas-tight silo, and outer wall, which is equipped with, to be protected
Warm layer, bottom are equipped with discharge structure, which is provided with air inlet and gas outlet.Further, the evaporator of at least heat pump is located at
It exchanges heat in drum, condenser and the third wind turbine of heat pump pass through piping connection.Preferably, it is staggeredly led equipped with polylith in heat exchange drum
Flowing plate makes damp-heat air serpentine-like (heat exchanger tube of evaporator covers track) by air inlet to gas outlet to improve heat exchange effect
Fruit.
Wherein, referring to Fig. 2, the steaming apparatus in the present embodiment include holder 1, the water-removing room 5 on holder 1 and hurricane drier 8,
Along front and back to the feed hopper 3 of 2 rear and front end of conveyer belt 2 and conveyer belt on holder 1 and discharging structure 4 etc..Wherein, it transmits
Band 2 is specially net belt type transfer structure.Water-removing room 5 and hurricane drier 8 are the front and back tunnel structure being open, and conveyer belt 2 is by preceding
Sequentially passed through after water-removing room 5 formed inactivation section and hurricane drier 8 formed air-dry section after and the rear part it is exposed formed in air it is cold
But section.Water-removing room 5 is equipped with steam inlet 6 (being set to water-removing 5 internal upper part of room, which is provided with jet branch pipe) and its top is equipped with suction
Wet cover 7 is for being discharged damp-heat.Front in hurricane drier 8 is respectively equipped with hot-blast spray nozzle 9 and cold wind nozzle 10 for dividing with middle part
Not Shi Xian heated-air drying with cold air drying seamlessly transitting for realizing drying；Specifically, hot-blast spray nozzle 9 and cold wind nozzle 10 are set
In 8 inner top of hurricane drier and its spout is towards conveyer belt, is specifically as follows horizontal flat burner.Moisture absorption cover 7 passes through the 4th
Wind turbine is connect with the air inlet of heat exchange drum for recycling heat.Wherein, in the present embodiment, inactivation section air-dries section and cooling section
Processing time according to the actual conditions of tealeaves adjust water-removing room 5, hurricane drier 8 and naked section length；In addition, according to need
Water-removing processing procedure is controlled by adjusting that can also be realized with start-stop air quantity, quantity of steam and heating amount.The water-removing fills
Water-removing, hot air drying, cold air drying and the naturally dry for setting achievable tealeaves seamlessly transit, and corresponding tune can be done according to actual conditions
It is whole.During hot air drying, the low temperature hot gas being discharged using drying unit, wherein containing a small amount of moisture and micro odourant molecules energy
The fragrance in tealeaves is lockked, keeps tealeaves fresher and tenderer, fragrance is stronger.
Wherein, referring to Fig. 3, the drying unit in the present embodiment includes closed warehouse for drying 14, the multilayer in warehouse for drying 14
On 14 front side bottom of feeding structure 15 and warehouse for drying, rear side on front side of (being specially even level) flight conveyor 16, warehouse for drying 14
Portion, front side top, lower front and the discharge port 19 of back lower, air inlet 17, damp-heat outlet 20, medium temperature hot wind inlet 21
With gas outlet 18 etc..Feeding structure 15 send tealeaves to top layer flight conveyor 16, through multilayer link plate conveyer belt 16 drying after by
Bottom flight conveyor 16 send to discharge port 19 and is discharged.Air inlet 17 is connect by the first wind turbine with hot-blast stove for upper layer
Flight conveyor 16 provides high-temperature hot-air (140 ± 10 DEG C), the air inlet that damp-heat outlet 20 passes through the 5th wind turbine and heat exchange drum
Mouth connection recycles the heat in damp-heat air, will come from third for recycling heat (damp-heat air for 100 DEG C or so), heat pump
The air heating of wind turbine is fed again into warehouse for drying 14.The heat outlet of heat pump is connect with medium temperature hot wind inlet 21 for lower layer
Flight conveyor 16 provides medium temperature hot wind (85 ± 5 DEG C).Gas outlet 18 is connect with hot-blast spray nozzle 9 for providing by the second wind turbine
Low temperature hot wind (lower layer's Measuring Moisture Content of Tea content is less, thus discharge gas in moisture it is less and containing a small amount of fragrance at
Point, temperature is
45-60℃).The middle part of warehouse for drying 14, which is equipped with, prevents the wind isolation board 23 of high-temperature hot-air and medium temperature hot wind mixed flow (in cooperation
One layer of flight conveyor 16 in portion is located at the adjacent lower section of the rear and front end of this layer of flight conveyor 16, allows a small amount of mixed flow, make
The temperature of lower layer is slightly lower in upper layer flight conveyor 16, and the temperature of lower layer's flight conveyor 16 at the middle and upper levels is slightly higher).Specifically,
Wind isolation board 23 is between air inlet 17 and gas outlet 18 and set on side before and after warehouse for drying 14.Drying unit makes tealeaves in drying
Thermally equivalent is simultaneously respectively dried according to the characteristic of tealeaves using levels, the fragrance of the tealeaves of reservation；In addition, being realized by heat pump
The conversion of damp-heat and medium temperature hot gas improves hydrofuge effect.Meanwhile the moisture of obtained tealeaves is more stablized, moisture
Content is no more than 10% in predetermined value fluctuating error, and product quality is highly stable.
Table 1
| Processing | Rear portion | Middle part | Front | Discharging is average |
| Moisture (%) | 4.3 | 8.2 | 5.9 | 5.7 |
Table 2
| Processing | Rear portion | Middle part | Front | Discharging is average |
| Moisture (%) | 5.8 | 6.1 | 5.4 | 5.6 |
Table 1 is that different parts Measuring Moisture Content of Tea contains on the flight conveyor 16 of bottom in the drying unit provided in background technology
Amount, table 2 are different parts Measuring Moisture Content of Tea content on the flight conveyor 16 of bottom in the drying unit in the present invention.From 1 He of table
Table 2 is it can be seen that the Measuring Moisture Content of Tea content in the present invention is more stablized.
Wherein, heat exchange drum can mutually be adjacent to warehouse for drying 1 on one side, and heat pump is particularly located in front of 1 lower part of warehouse for drying.
Wherein, referring to Fig. 1, the third wind turbine in the present embodiment divides two-way to export, and is exported all the way to cold wind nozzle 10 and is used for
Realize that cold wind air-dries, another way exports to the cold air import of heat pump and is used to provide air for heat pump.
Preferably, referring to Fig. 1, tea green-keeping provided in an embodiment of the present invention further includes with drying comprehensive utilization system for heat energy
Dedusting structure is used to remove impurity, the dedusting structures such as the dust in gas and is connect and be used for third wind turbine and hot-blast stove by pipeline
Provide it pure air.Dedusting structure specifically includes filter screen box and/or sack cleaner etc..
Further, in this embodiment air inlet 17 at that strainer can also be arranged is miscellaneous to prevent hot wind from bringing dust etc. into
Matter.
Further, referring to Fig. 1, third wind turbine in the embodiment of the present invention by the cold air import of triple valve and heat pump and
Cold wind nozzle 10 connects the control and distribution for realizing air quantity.
Preferably, referring to Fig. 1, tea green-keeping provided in an embodiment of the present invention further includes with drying comprehensive utilization system for heat energy
Heater box, Low Temperature Thermal of the heater box on the pipeline between gas outlet 18 and hot-blast spray nozzle 9 for being discharged in gas outlet 18
Low temperature hot wind is heated when air temperature is inadequate.Specifically, heater box can be the airtight cavity with insulating layer, inside set
There are electric heating tube or infrared heating structure etc..
Preferably, referring to Fig. 1, tea green-keeping provided in an embodiment of the present invention further includes with drying comprehensive utilization system for heat energy
Filtering cabin, the filtering cabin are set on the pipeline between damp-heat outlet 20 and the air inlet for the drum that exchanges heat for removing in damp-heat
The impurity such as broken tea.Specifically, the strainer for filtering dust is equipped in filtering cabin, filtering cabin is equipped with cleaning to be opened/closed
Door is for clearing up the dust filtered out.Wherein, filtering cabin can for zigzag configuration come slow down the speed of air-flow prevent block strainer.
Preferably, referring to Fig. 1, tea green-keeping provided in an embodiment of the present invention further includes with drying comprehensive utilization system for heat energy
Condenser and emptying wind turbine are used to condense the gas after heat pump recycles heat, the gas outlet of the heat exchange drum, condensation
Device and emptying wind turbine are sequentially connected by pipeline.Specifically, condenser is the coil arrangement that Water-cooling circulating is constituted with water-cooling tower；Row
Empty wind turbine low speed or intermittent rotation are to ensure that heat exchange is abundant.
Wherein, referring to Fig. 2, hot-blast spray nozzle 9 and cold wind nozzle 10 in the embodiment of the present invention be set to 8 top of hurricane drier and
Setting (be specially oblique after under) backward, the rear portion of hurricane drier 8 are equipped with exhaust pipe 11 and are used to be discharged gas after air-drying (according to need
It wants that centrifugal blower can be arranged, also can directly be connect with emptying wind turbine by pipeline).
Wherein, referring to Fig. 2, the front setting obliquely from front to back of the conveyer belt 2 in the embodiment of the present invention and its top
Equipped with even tea set 12 ensure tealeaves before water-removing it is evenly laid out on conveyor belt 2, middle part is horizontal through water-removing room 5 and hurricane drier
8, the adjacent lower section in its rear end is equipped with the tealeaves that drum-type hairbrush 13 is used to brush the adherency of conveyer belt 2.
Wherein, referring to Fig. 2, the discharging structure 4 in the present embodiment be it is oblique after under discharging inclined-plane, which is set to
Immediately below 2 rear end of conveyer belt, its best front end also is located at 13 lower section of drum-type hairbrush.
Specifically, referring to Fig. 3, in the warehouse for drying 14 in the embodiment of the present invention four layers of carrier bar are from top to bottom equipped with side by side to transmit
Band 16, respectively top layer (first layer) flight conveyor 16, second layer flight conveyor 16, third layer flight conveyor 16 and bottom
Layer (the 4th layer) flight conveyor 16, the tealeaves conveying direction of the flight conveyor 16 of adjacent layer it is opposite and between be equipped with for will
Tealeaves is guided to the guide-leaf plate 22 of adjacent lower, and guide-leaf plate 22 is arc panel or inclined plate etc.；Specifically, it is set to the discharging on upper layer
Between end and the feed end of lower layer, the specific feed end set on lower layer is adjacent and above.Feeding structure 15 is for feeding, with top layer
16 front end of flight conveyor connect or be made of same conveyer belt, may also set up an even tea set thereon.Top layer carrier bar passes
The front end of band 16 is sent to connect with feeding structure 15, discharge port 19 is set to for discharging below the front end of bottom flight conveyor 16,
Discharge port 19 is equipped with rotary discharge valve for discharging and seals.
Wherein, referring to Fig. 3, the air inlet 17 in the present embodiment leads to two layers of flight conveyor 16 for upward two layers
Flight conveyor 16 (top layer flight conveyor 16 and second layer flight conveyor 16) provides high-temperature hot-air.Second layer carrier bar transmits
Adjacent lower section with 16 rear and front end is respectively provided with one piece of wind isolation board 23 and (wherein the wind isolation board 23 of front end while playing guide-leaf plate 22
Effect), two pieces of wind isolation boards 23 are respectively arranged on the front and rear sides of warehouse for drying 14.Preferably, the air inlet 17 in the embodiment of the present invention
It is divided into two vent passages equipped with partition board 24 and is uniformly sent into upper two layers of flight conveyor for hot wind to be divided into two
16, plate front end is between top layer flight conveyor 16 and second layer flight conveyor 16.Medium temperature hot wind inlet 21 leads to
Carrier bar of the three layers of flight conveyor 16 for downward two layers (third layer flight conveyor 16 and bottom flight conveyor 16) transmits
Band 16 provides medium temperature hot wind.Gas outlet 18 is located at 21 offside of medium temperature hot wind inlet (corresponding third layer flight conveyor 16) for arranging
Go out low temperature hot wind.
Preferably, deceleration transmission is equipped between the adjacent two layers in upper three layers of flight conveyor 16 in the embodiment of the present invention
Chain makes the three layers of synchronization of flight conveyors 16 driving (being driven by a motor) and transmission speed is successively reduced to extend lower layer
The drying time of tealeaves at low temperature, top layer flight conveyor 16, second layer flight conveyor 16 and third layer flight conveyor
16 transmission speed ratio is 1:0.75-0.85：0.55-0.65.And bottom flight conveyor 16 is individually driven using another motor
Drying time and discharging can individually be controlled in drying and discharging according to drying situation by employing.Specifically, top layer flight conveyor 16,
The transmission speed of second layer flight conveyor 16 and third layer flight conveyor 16 is respectively 3m/min, 2.5m/min and 1.9m/
min；Wind speed in warehouse for drying 14 is 0.18-0.45m/s；Preferably, the wind speed on 14 upper layer of warehouse for drying is less than the wind speed of lower layer, under
The wind speed of layer is 1.2-2.0 times of the wind speed on upper layer, is not only avoided that upper layer adustion, it can also be ensured that lower layer is under medium temperature hot wind
Drying effect and provide sufficient hot wind for steaming apparatus.Specifically, the wind speed on 14 upper layer of warehouse for drying is 0.18-0.25m/s,
The wind speed of 14 lower layer of warehouse for drying is 0.20-0.45m/s.
Wherein, " first " in the present embodiment, " second ", " third ", " the 4th " and " the 5th " only play differentiation, without it
His Special Significance.Meanwhile the air-flow in the present embodiment is arranged as required to wind turbine, flowmeter by Pipeline transport on pipeline
And/or valve etc..
An embodiment of the present invention provides a kind of tea green-keeping and drying comprehensive utilization system for heat energy, which individually makes relatively
At least 23.5% energy consumption is saved with green-keeping machine and dryer；The system can concentrate dust filtering, concentrate damp and hot gas disposal simultaneously, save
Equipment simultaneously optimizes production environment；In addition system optimization water-removing and drying course, improves product quality, makes product water
Content is divided more to stablize.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of tea green-keeping and drying comprehensive utilization system for heat energy, which is characterized in that including steaming apparatus, drying unit and heat
Measure recycle device；
The device for recycling heat includes third wind turbine, heat exchange drum and the heat for recycling gas heat in heat exchange drum
Pump；
The steaming apparatus includes holder (1), the water-removing room (5) on holder (1) with hurricane drier (8), along front and back to set on holder
(1) feed hopper (3) of conveyer belt (2) and conveyer belt (2) rear and front end on and discharging structure (4), the water-removing room (5) and wind
Dry chamber (8) is the front and back tunnel structure being open, and the conveyer belt (2) sequentially passes through water-removing room (5) and air-dries from front to back
Room (8) is afterwards and the rear part is exposed forms cooling section in air, and the water-removing room (5) is equipped with steam inlet (6) and its top
Equipped with moisture absorption cover (7), the front in the hurricane drier (8) is respectively equipped with hot-blast spray nozzle (9) and cold wind nozzle (10), institute with middle part
Moisture absorption cover (7) is stated to connect for recycling heat with the air inlet of heat exchange drum by four fan device；
The drying unit includes closed warehouse for drying (14), the multilayer link plate conveyer belt (16) in warehouse for drying (14), warehouse for drying
(14) on front side of the feeding structure (15) and warehouse for drying (14) on front side of under bottom, upper back, front side top, lower front and rear side
The discharge port (19) in portion, air inlet (17), damp-heat outlet (20), medium temperature hot wind inlet (21) and gas outlet (18), it is described into
Material structure (15) send tealeaves to top layer flight conveyor (16), is passed by bottom carrier bar after multilayer link plate conveyer belt (16) drying
It send band (16) to send to discharge port (19) to be discharged, the air inlet (17) is connect by the first wind turbine with hot-blast stove for upper layer
Flight conveyor (16) provides high-temperature hot-air, and the damp-heat outlet (20) is connected by the air inlet of the 5th wind turbine and heat exchange drum
It connects for recycling heat, the heat outlet of the heat pump is connect with medium temperature hot wind inlet (21) for the flight conveyor to lower layer
(16) medium temperature hot wind is provided, the gas outlet (18) is connect with hot-blast spray nozzle (9) for providing low temperature hot wind by the second wind turbine,
Being equipped in the middle part of the warehouse for drying (14) prevents the wind isolation board (23) of high-temperature hot-air and medium temperature hot wind mixed flow；
The third wind turbine divides two-way to export, and is exported all the way to cold wind nozzle (10), and another way is exported to the cold air import of heat pump.
2. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the system is also
Including dedusting structure, the dedusting structure is connect by pipeline with third wind turbine and hot-blast stove.
3. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the third wind
Machine is connected by the cold air import of triple valve and heat pump and cold wind nozzle (10).
4. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the system is also
Including heater box, the heater box is set between gas outlet (18) and hot-blast spray nozzle (9) for being heated to low temperature hot wind.
5. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the system is also
Including filtering cabin, the filtering cabin is set between damp-heat outlet (20) and the air inlet for the drum that exchanges heat for removing in damp-heat
Impurity.
6. tea green-keeping according to claim 5 and drying comprehensive utilization system for heat energy, which is characterized in that the system is also
Including condenser and emptying wind turbine, gas outlet, condenser and the emptying wind turbine of the heat exchange drum are sequentially connected.
7. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the hot wind spray
Mouth (9) and cold wind nozzle (10) are arranged backward, and the rear portion of the hurricane drier (8) is equipped with exhaust pipe (11).
8. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the conveyer belt
(2) front is arranged obliquely from front to back and its top is equipped with even tea set (12), and middle part is horizontal through water-removing room (5) and wind
Dry chamber (8), the adjacent lower section in its rear end are equipped with drum-type hairbrush (13).
9. tea green-keeping according to claim 1 and drying comprehensive utilization system for heat energy, which is characterized in that the warehouse for drying
(14) four layers of flight conveyor (16), respectively top layer flight conveyor (16), second layer carrier bar are from top to bottom equipped in side by side
Conveyer belt (16), third layer flight conveyor (16) and bottom flight conveyor (16), the flight conveyor (16) of adjacent layer
Tealeaves conveying direction it is opposite and between be equipped with for guiding tealeaves to the guide-leaf plate (22) of adjacent lower, the top layer carrier bar passes
The front end of band (16) is sent to connect with feeding structure (15), the discharge port (19) is set under the front end of bottom flight conveyor (16)
Side；The air inlet (17) leads to flight conveyor (16) of two layers of flight conveyor (16) for upward two layers and provides high temperature
Hot wind；The adjacent lower section of the rear and front end of the second layer flight conveyor (16) is respectively provided with one piece of wind isolation board (23)；In described
Warm wind inlet (21), which leads to during flight conveyor (16) of the third layer flight conveyor (16) for downward two layers provides, to be warmed
Wind, the gas outlet (18) are located at medium temperature hot wind inlet (21) offside for low temperature hot wind to be discharged.
10. tea green-keeping according to claim 9 and drying comprehensive utilization system for heat energy, which is characterized in that upper three layers of chain
Be equipped between adjacent two layers in plate conveyer belt (16) deceleration transmission chain make the synchronous driving of three layers of flight conveyor (16) and
Transmission speed successively reduces, the top layer flight conveyor (16), second layer flight conveyor (16) and the transmission of third layer carrier bar
The transmission speed ratio of band (16) is 1:0.75-0.85：0.55-0.65.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810334619.4A CN108387100A (en) | 2018-04-14 | 2018-04-14 | A kind of tea green-keeping and drying comprehensive utilization system for heat energy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810334619.4A CN108387100A (en) | 2018-04-14 | 2018-04-14 | A kind of tea green-keeping and drying comprehensive utilization system for heat energy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115540564A (en) * | 2022-08-30 | 2022-12-30 | 广西壮族自治区林业科学研究院 | Octagonal continuous drying device and process |
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