CN204128323U - Electric heating Helmholtz type pulsating flow tea drying device - Google Patents
Electric heating Helmholtz type pulsating flow tea drying device Download PDFInfo
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- CN204128323U CN204128323U CN201420457862.2U CN201420457862U CN204128323U CN 204128323 U CN204128323 U CN 204128323U CN 201420457862 U CN201420457862 U CN 201420457862U CN 204128323 U CN204128323 U CN 204128323U
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- pulsating flow
- helmholtz
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- 238000001035 drying Methods 0.000 title claims abstract description 59
- 241001122767 Theaceae Species 0.000 title claims description 5
- 238000005485 electric heating Methods 0.000 title 1
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 abstract description 18
- 239000000428 dust Substances 0.000 abstract description 8
- 230000010349 pulsation Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000012530 fluid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses an electrical heating Helmholtz type pulsating flow tealeaves drying device, air inlet connection Helmholtz pulsating flow generator, Helmholtz pulsating flow generator's tail pipe connect the lower extreme of vertical pipe for the screw feeder who carries fresh tealeaves connects vertical pipe, the upper end of vertical pipe connect the one end of pulsating flow drying tube, pulsating flow drying tube be the type of falling U style of calligraphy, the other end of pulsating flow drying tube pass through the connecting pipe and connect cyclone, cyclone's air outlet connect the dust remover, the top air outlet of dust remover connect the draught fan the air intake of draught fan before connect the flue. The utility model discloses because the pulsation effect of air current, through screw feeder's feeding for tealeaves can be at the reciprocating back and forth movement in the pulse drying jar, reaches better mixed degree with high-temperature gas, has reinforceed dry effect.
Description
Technical field
The utility model relates to a kind of electrical heating Helmholtz Pulsating Flow tea-drying device, is specifically related to a kind of by electrical heating helmholtz resonance chamber generation elevated temperature cycles pulse pneumatic, utilizes drying and the production equipment of high-temperature pulse moving air flow heat drying tealeaves.
Background technology
At present, domestic used tea-drying technology mainly comprises fried dry and dries two kinds of modes, and these two kinds of modes rely on heat transfer and thermal convection current to complete tea-drying process respectively.These two kinds of drying means are in dry run, heat required for transpiring moisture progressively must be delivered to inside from material surface, at drying stage, the skin of material becomes dry, the resistance that internal moisture is outwards transmitted increases, this phenomenon causes the significantly reduction of water evaporation quantity, and arid cycle lengthens.
The dry technology of present stage mainly utilizes in batches dry, and after dry, the method for reprocessing, cannot realize the dry run of continuous circulation, have influence on the uniformity of the seed output and quality of tealeaves.In the dry technology of extensive employing, be all highly energy-consuming process, in traditional dry run, heat and mass efficiency is on the low side, and energy utilization rate is lower simultaneously for energy-intensive, causes serious energy waste in dry run.And in dry run, equipment is too much, complex process, the maintenance cost of drying equipment is too high.
And current drying equipment major part is that the situation of fixing with tealeaves or tiling carries out drying, and cause in dry run, inside and outside drying uniformity is poor, and energy resource consumption is too high.And due to the superposition of layering, the final dry tea leaf quality obtained differs, and causes certain economic loss.Existing dry technology mainly relies on mechanical part to stir, heat gradually in whipping process and reach dry effect, wherein mechanical part uses for a long time and causes metal parts very easily to occur the situations such as corrupt and corrosion in the environment of hot humid, challenge is proposed to the stable operation of drying equipment and continuous running, such that traditional drying plant maintenance process is complicated, cost is higher.
Pulsating fluid dry technology is used widely in the dry run of the product such as timber, Chinese medicine, and Pulsating Flow dry technology has the advantages such as energy resource consumption is low, energy utilization rate is high, dry run is even reliably, equipment is simple.For tea-drying process finds a kind of efficient, economic, energy-conservation, reliable dry technology, be must needing of industry, Pulsating Flow dry technology meets the requirement of this class drying.
Summary of the invention
In order to overcome the above-mentioned shortcoming that existing tea-drying equipment exists, the utility model provides a kind of electrical heating Helmholtz Pulsating Flow tea-drying device.
The technical solution adopted in the utility model is:
Electrical heating Helmholtz Pulsating Flow tea-drying device, it is characterized in that: air intake connects Helmholtz's pulsating flow generator, the lower end of the tail pipe vertical connecting pipe of described Helmholtz's pulsating flow generator, for carry fresh tea leaf in its screw(-type) feeder connect described in VERTICAL TUBE, the upper end of described VERTICAL TUBE connects one end of Pulsating Flow drying tube, described Pulsating Flow drying tube is inverted u-shaped, the other end of described Pulsating Flow drying tube connects cyclone separator by tube connector, the air outlet of described cyclone separator connects deduster, the top outlet inlet of described deduster connects air-introduced machine, flue is connected before the air inlet of described air-introduced machine,
Described Helmholtz's pulsating flow generator, left side is air inlet, through middle enlarged area after entering, this region arranges vertical setting of types heating pipeline section, electrical heating pipeline section transfers heat to air in heating process, enter the tail pipe of Helmholtz's pulsating flow generator after air heat, produce periodically variable high temperature pulsed gas at tail pipe internal resonance;
Described high temperature pulsed gas enters Pulsating Flow drying tube, and tealeaves back and forth moves back and forth in Pulsating Flow drying tube.
Further, described Pulsating Flow drying tube comprises the first accelerating sections, the second accelerating sections, braking section and the 3rd accelerating sections that connect successively, the diameter of the first described accelerating sections, the second accelerating sections and the 3rd accelerating sections is identical, and is all less than the diameter of described braking section; The upper end of the VERTICAL TUBE described in the first described accelerating sections connects, the 3rd described accelerating sections connects cyclone separator by tube connector.Pulsating Flow drying tube is that the Pulsating Flow for producing Helmholtz's pulsating flow generator amplifies and makes it stable.Its main leg's caliber, slightly larger than the outlet of Helmholtz's pulsating flow generator, makes air-flow stablize better within and mix.This pipeline section utilizes the change of sectional area, changes the flow velocity of air-flow in inside, and periodically the pipeline section of mitigation and amplification, makes internal gas flow velocity periodically reduce and increase, form more strong high-temperature pulse moving air flow.
Further, the connection of each parts is and is tightly connected.
The utility model utilizes Helmholtz's pulsating flow generator to produce high temperature pulsating fluid, further strengthening fluid pulsation after Pulsating Flow drying tube, screw(-type) feeder is coordinated to send into tealeaves prophyll, prophyll is under the effect of pulsating fluid, move back and forth in high-temperature gas, moisture will be evaporated in tealeaves original foliage enters air, is separated by moisture after entering cyclone separator, and final gas enters the dust that deduster removing tea-drying process produces.
The utility model does not relate to mechanical moving element in dry pipeline section, rely on Helmholtz pulsating flow generator to produce to continue, stable period and certain speed, temperature dry gas, promote tealeaves and move wherein, and reach effect dry at the volley.
Screw(-type) feeder is connected with in Pulsating Flow drying tube, batcher adopts screw form to carry out uninterrupted feed, tealeaves makes tealeaves move together with air-flow due to the effect of pipe periodically pulsating fluid after feeding drying tube, and being issued to dry effect in high-temperature gas effect, this simulates process constantly dry in the process of stir-frying.
The effect of cyclone separator described in the utility model is separated with moist steam by the dry tealeaves obtained after drying, and its operating temperature is not less than 100 DEG C, to guarantee that water maintains gaseous state all the time, ensures separating effect.What produce after cyclone separator is carry out dedusting with the moist steam (dust is mainly derived from the fine debris etc. that tealeaves produces in the process of stir-frying) of dust, and then the moist steam under the micro-vacuum state in deduster extracted out by air-introduced machine and sends into smokejack and discharge, prevent the pollution of the environment.
The beneficial effects of the utility model are embodied in: due to the pulsation effect of air-flow, by the charging of screw(-type) feeder, tealeaves back and forth can be moved back and forth in impulse dryer tank, reach good mixability with high-temperature gas, enhance dry effect.
Accompanying drawing explanation
Fig. 1 is the overall schematic of the utility model electrical heating Helmholtz Pulsating Flow tea-drying device.
Fig. 2 is the utility model electrical heating Helmholtz pulsating airflow generator structural representation.
Fig. 3 is the utility model Pulsating Flow drying tube structural representation.
Detailed description of the invention
Referring to figs. 1 through Fig. 3, electrical heating Helmholtz Pulsating Flow tea-drying device, air intake 1 connects Helmholtz's pulsating flow generator 2, the lower end of the tail pipe 23 vertical connecting pipe 9 of described Helmholtz's pulsating flow generator 2, described VERTICAL TUBE 9 is connected for carrying the screw(-type) feeder 3 of fresh tea leaf in its, the upper end of described VERTICAL TUBE 9 connects one end of Pulsating Flow drying tube 4, described Pulsating Flow drying tube 4 is in inverted u-shaped, the other end of described Pulsating Flow drying tube 4 connects cyclone separator 5 by tube connector 45, the air outlet of described cyclone separator 5 connects deduster 6, the top outlet inlet of described deduster 6 connects air-introduced machine 7, flue 8 is connected before the air inlet of described air-introduced machine 7,
Described Helmholtz's pulsating flow generator 2, left side is air inlet 21, through middle enlarged area after entering, this region arranges vertical setting of types heating pipeline section 22, electrical heating pipeline section transfers heat to air in heating process, enter the tail pipe of Helmholtz's pulsating flow generator after air heat, produce periodically variable high temperature pulsed gas at tail pipe internal resonance;
Described high temperature pulsed gas enters Pulsating Flow drying tube 4, and tealeaves back and forth moves back and forth in Pulsating Flow drying tube.
Further, described Pulsating Flow drying tube 4 comprises the first accelerating sections 41, second accelerating sections 42, braking section 43 and the 3rd accelerating sections 44 that connect successively, the first described accelerating sections 41, second accelerating sections 42 and the diameter of the 3rd accelerating sections 44 identical, and be all less than the diameter of described braking section 43; The first described accelerating sections 41 connects the upper end of described VERTICAL TUBE 9, and the 3rd described accelerating sections 44 connects cyclone separator 5 by tube connector 45.Pulsating Flow drying tube is that the Pulsating Flow for producing Helmholtz's pulsating flow generator amplifies and makes it stable.Its main leg's caliber, slightly larger than the outlet of Helmholtz's pulsating flow generator, makes air-flow stablize better within and mix.This pipeline section utilizes the change of sectional area, changes the flow velocity of air-flow in inside, and periodically the pipeline section of mitigation and amplification, makes internal gas flow velocity periodically reduce and increase, form more strong high-temperature pulse moving air flow.
Further, the connection of each parts is and is tightly connected.
Air enters Helmholtz's pulsating flow generator 2 from air intake 1, behind electrical heating high-temperature region, high-temperature gas is formed in generator, in the advance process of air-flow, through the tail pipe of Helmholtz's pulsating flow generator, air-flow resonates, and produce the high temperature gas flow of periodically pulsing, this high temperature gas flow enters vertical pipeline section, by screw(-type) feeder, tealeaves is sent in impulse dryer pipe in pipeline section, be issued to dry effect in the effect of high-temperature pulse moving air flow.
In the present embodiment, Pulsating Flow drying tube comprises: diameter 60mm, first accelerating sections of pipe range 200mm, second accelerating sections of diameter 60mm, pipe range 785mm, diameter is 120mm, the braking section of pipe range 1478mm and diameter are 60mm, and pipe range is the 3rd acceleration section of 656mm.
High temperature pulsed gas enters Pulsating Flow drying tube, and the Pulsating Flow drying tube of periodically sectional area change, makes pulse pneumatic more even on the one hand, on the other hand, enhances the pulsation effect of air-flow under the effect that pulse pneumatic changes at periodicity sectional area.Due to the pulsation effect of air-flow, by the charging of screw(-type) feeder, tealeaves back and forth can be moved back and forth in impulse dryer tank, reach good mixability with high-temperature gas, enhance dry effect.
Obtain dried tealeaves and the air-flow being full of steam and dust, enter cyclone separator, in cyclone separator, the operating temperature of more than 100 DEG C ensure that the steam condition of water, and after tealeaves is separated, moist steam and dust are admitted to deduster, in deduster, after removal dust outside air-introduced machine remover.
Content described in this description embodiment is only enumerating the way of realization of inventive concept; protection domain of the present utility model should not be regarded as being only limitted to the concrete form that embodiment is stated, protection domain of the present utility model also and conceive the equivalent technologies means that can expect according to the utility model in those skilled in the art.
Claims (3)
1. electrical heating Helmholtz Pulsating Flow tea-drying device, it is characterized in that: air intake connects Helmholtz's pulsating flow generator, the lower end of the tail pipe vertical connecting pipe of described Helmholtz's pulsating flow generator, for carry fresh tea leaf in its screw(-type) feeder connect described in VERTICAL TUBE, the upper end of described VERTICAL TUBE connects one end of Pulsating Flow drying tube, described Pulsating Flow drying tube is inverted u-shaped, the other end of described Pulsating Flow drying tube connects cyclone separator by tube connector, the air outlet of described cyclone separator connects deduster, the top outlet inlet of described deduster connects air-introduced machine, flue is connected before the air inlet of described air-introduced machine,
Described Helmholtz's pulsating flow generator, left side is air inlet, through middle enlarged area after entering, this region arranges vertical setting of types heating pipeline section, electrical heating pipeline section transfers heat to air in heating process, enter the tail pipe of Helmholtz's pulsating flow generator after air heat, produce periodically variable high temperature pulsed gas at tail pipe internal resonance;
Described high temperature pulsed gas enters Pulsating Flow drying tube, and tealeaves back and forth moves back and forth in Pulsating Flow drying tube.
2. tea-drying device as claimed in claim 1, it is characterized in that: described Pulsating Flow drying tube comprises the first accelerating sections, the second accelerating sections, braking section and the 3rd accelerating sections that connect successively, the diameter of the first described accelerating sections, the second accelerating sections and the 3rd accelerating sections is identical, and is all less than the diameter of described braking section; The upper end of the VERTICAL TUBE described in the first described accelerating sections connects, the 3rd described accelerating sections connects cyclone separator by tube connector.
3. tea-drying device as claimed in claim 1, is characterized in that: the connection of each parts is and is tightly connected.
Priority Applications (1)
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CN201420457862.2U CN204128323U (en) | 2014-08-14 | 2014-08-14 | Electric heating Helmholtz type pulsating flow tea drying device |
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CN201420457862.2U CN204128323U (en) | 2014-08-14 | 2014-08-14 | Electric heating Helmholtz type pulsating flow tea drying device |
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CN204128323U true CN204128323U (en) | 2015-01-28 |
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CN201420457862.2U Withdrawn - After Issue CN204128323U (en) | 2014-08-14 | 2014-08-14 | Electric heating Helmholtz type pulsating flow tea drying device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104180633A (en) * | 2014-08-14 | 2014-12-03 | 浙江工业大学 | Tea drying device adopting electrical heating helmholtz type pulsating flow |
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2014
- 2014-08-14 CN CN201420457862.2U patent/CN204128323U/en not_active Withdrawn - After Issue
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104180633A (en) * | 2014-08-14 | 2014-12-03 | 浙江工业大学 | Tea drying device adopting electrical heating helmholtz type pulsating flow |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20150128 Effective date of abandoning: 20160309 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20150128 Effective date of abandoning: 20160309 |
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C25 | Abandonment of patent right or utility model to avoid double patenting |