CN2489280Y - Far infrared electrothermal pulse pneumatic drier for drying unginned cotton - Google Patents
Far infrared electrothermal pulse pneumatic drier for drying unginned cotton Download PDFInfo
- Publication number
- CN2489280Y CN2489280Y CN 01249915 CN01249915U CN2489280Y CN 2489280 Y CN2489280 Y CN 2489280Y CN 01249915 CN01249915 CN 01249915 CN 01249915 U CN01249915 U CN 01249915U CN 2489280 Y CN2489280 Y CN 2489280Y
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- unginned cotton
- far
- drying
- cotton
- infrared electric
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Abstract
The utility model relates to a far infrared electrothermal pulse pneumatic drier for drying unginned cotton, consisting of a seed cotton feeding pipe, a far infrared drying cabinet, a thermal resistance temperature sensitive head, a temperature controller, a tee joint drying connecting pipe, a seed cotton feeding dry pipe, a blower and a pulse air current dry pipe, etc. The utility model is characterized in that when the seed cotton is conveyed by the pipes, the utility model adopts the far infrared heater case to dry the unginned cotton, solving the problem that the unginned cotton is dried by vapor at present, needing a plurality of associated facilities, and the prior machine has the disadvantages of low heat conversion efficiency, high cost and big energy consumption and different to guarantee the drying quality of the seed cotton, the utility model has the advantages of simple structure, convenient and reliable fixing, making and use. The utility model is a most ideal device to drying seed cotton or other fibriform materials.
Description
A kind of unginned cotton dryer, particularly a kind of far infrared wire spoke of utilizing is penetrated heat energy when air-flow is carried unginned cotton, can also produce the far-infrared electric air pulse unginned cotton dryer of pulse thermal current to the unginned cotton oven dry.
When improving the quality of products, also improve the unit-hour output of cotton gin in order to make cotton ginning mill, elimination is crossed wet cotton gin because of unginned cotton can not ordinary production, cross the wet serious problems that embossing saw blade produces fire by friction of twining because of fiber, a most important ring will guarantee that exactly the moisture content that into rolls unginned cotton is controlled within the prescribed limit.Unginned cotton is in growth, harvesting, airing process, be subjected to the natural environment climatic influences, most of humidity is bigger, the main product cotton region of the middle and lower reach of Yangtze River particularly, relative humidity is big, and rainy weather is many in addition, cotton natural moisture content height, even after the airing, also can get damp naturally, be difficult to reach the specified moisture content requirement.But cotton gin is higher to the water content requirement of unginned cotton, wet unginned cotton, cotton fiber lacks flexibility, and twines saw blade in the cotton ginning process, block rib, cause the stall of cotton circle,, roll brokenly cottonseed to making the fiber that breaks, can not ordinary production, if cotton circle rundown time is long slightly, will produce fire by friction, serious mechanical accident and fire take place.
In order to address the above problem, people generally carry out airing or oven dry to wet unginned cotton before cotton ginning, the daylight airing is subjected to weather and site influence, can not reach the quantity-produced needs, oven dry mainly is to adopt fire coal, fuel oil, the combustion boiler furnace produces steam, utilizing steam pipe or fin to add hot-air dries unginned cotton, as rotary drum drying machine, belt drying machine, tower dryer or the like, these dryers all can not directly be dried the unginned cotton in the cotton ginning, but employing is to the mode of unginned cotton prebake, promptly earlier unginned cotton is dried, again dried unginned cotton is flowed to cotton gin, therefore in the prebake process, need to be equipped with air-flow or machinery conveying separation, devices such as feeding, unginned cotton is supplied to dryer, and these auxiliary devices not only will consume a large amount of energy, also can increase mechanical friction damage and the newborn Suo Si of cotton in course of conveying, cotton knot, sliver, influence the cotton ginning quality, therefore, pretreatment process for seed cotton flow process complexity, corollary equipment is tired many, thermal conversion efficiency is low, energy resource consumption is big, drying plant costs an arm and a leg, and also will build boiler room and oven dry workshop, is equipped with the staff on duty operation, make unginned cotton oven dry unit cost height, general middle-size and small-size cotton ginning mill is difficult to bear with supporting.
The purpose of this utility model is: a kind of employing electric heating conversion is provided, the high far infrared wire spoke of efficient is penetrated mode of heating, utilize original cotton ginning unginned cotton pneumatic conveyer, wet unginned cotton in the cotton ginning process is directly dried, the drying efficiency height, far-infrared electric air pulse unginned cotton dryer simple in structure, that cost is low.
Technical solution of the present utility model is:
A kind of far-infrared electric air pulse unginned cotton dryer, it is by unginned cotton feed pipe 1, far-infrared electric case 2, electric wire 3, thermal resistance temperature-sensitive head 4, automatic heat regulator 5, the dry tube connector 6 of threeway, heat-insulation layer 7, unginned cotton is carried drying tube 8, air blast 9, pulsed pneumatic drying pipe 10 is formed, it is characterized in that: at least one far-infrared electric case 2 is housed on the unginned cotton feed pipe 1, can also be on unginned cotton feed pipe 1, to connect a far-infrared electric case 2 by the dry tube connector 6 of threeway, on the far-infrared electric case 2 that the dry tube connector 6 of threeway connects an air blast 9 is housed, one thermal resistance temperature-sensitive head 4 is housed in the far-infrared electric case 2, unginned cotton carries the drying tube 8 and the link of far-infrared electric case 2 that at least one pulsed pneumatic drying pipe 10 is housed, and far-infrared electric case 2 connects automatic heat regulator 5 by electric wire 3.The infrared electric heating generator that is used to heat up is housed in the far-infrared electric case 2.Unginned cotton is carried the drying tube 8 outer heat-insulation layers 7 that are with.
This utility model is that unginned cotton is entered far-infrared electric case 2 from unginned cotton feed pipe 1, the far infrared of electric energy conversion produces thermal radiation and makes air heat in the far-infrared electric case 2, hot-air produces air-flow in the process of carrying unginned cotton, oven dry unginned cotton, in order to reduce the heat-energy losses in the unginned cotton conveying drying tube 8 as far as possible, what unginned cotton was carried drying tube 8 is with heat-insulation layer 7 in outer garden week, thereby reaches in the process of carrying unginned cotton, and hot-air is finished the oven dry to unginned cotton.
The utility model has the advantages that:
1. thermal efficiency height, it uses the width of cloth of heat to penetrate simultaneously, conduction, three kinds of forms of convection current, the heating of air stream, directly acts on wet unginned cotton, makes its drying.
2. drying efficiency height, wet unginned cotton high degree of dispersion in thermal current is suspended state, makes heating surface big, and the volumetric heat transfer coefficient height is more than 20 times of general rotary dryer.
Drying time short, treating capacity is big, when carrying gas speed to be 18～22m/s, comprises the unginned cotton disengaging time, only needs 3～5s, only needs 30% of traditional drying plant time.
4. reduce investment outlay, need not to purchase boiler, auxiliary equipment such as oven dry utensil and wet unginned cotton conveying, lifting, feeding, gross investment only is 15% of traditional drying plant.
5. energy savings, production cost is low, only needs the power consumption with fire coal, fuel oil, combustion vapour drying system auxiliary ligand complete equipment, just can reach the electric power to wet unginned cotton baking needed, need not the consumption of coal, oil, vapour and manpower, and production cost descends more than 70%.
6. non-environmental-pollution, security performance is good, but bake out temperature flexible modulation, control automatically.
7. simple in structure, cost is low, installation is easy, promotes widely applicablely, can popularize each cotton ginning mill and need all trades and professions of airflow drying.
The utility model will be further described below in conjunction with drawings and Examples.
Accompanying drawing is the structural representation of far-infrared electric air pulse unginned cotton dryer.
Wherein: 1 unginned cotton feed pipe, 2 far-infrared electric casees, 3 electric wires, 4 thermal resistance temperature-sensitive heads, 5 automatic heat regulators, the dry tube connector of 6 threeways, 7 heat-insulation layers, 8 unginned cottons are carried drying tube, 9 air blasts, 10 pulsed pneumatic drying pipes.
The utility model is a kind of far infrared that utilizes the far infrared irradiator to send, absorbed by fibre material, cause interior molecules resonance and be converted into heat energy, impel moisture content to external diffusion, by the ventilation blower in the unginned cotton pneumatic conveyer is air flow source, with air pulse pipe and unginned cotton carrier pipe that muff is housed is baker, the equipment that wet unginned cotton is dried.The wet unginned cotton that needs to dry, carry is under the air-flow suction, enter far-infrared electric case 2 by unginned cotton feed pipe 1, the infrared electric heating generator is housed in the far-infrared electric case 2, electrothermal generator provides electric energy by electric wire 3 and generates heat, air in the heating far-infrared electric case 2, hot-air is given cotton fiber thermal energy conduction with the form of convection current, and the moisture content that cotton fiber evaporates under the effect of heat energy and far infrared is taken away with air-flow.The interior sectional area of far-infrared electric case 2 is greater than unginned cotton feed pipe 1, when unginned cotton enters unginned cotton feed pipe 1, because unginned cotton feed pipe 1 internal diameter is less, the unginned cotton movement velocity is very fast, when it enters far-infrared electric case 2, the area of section sudden enlargement, the unginned cotton flow velocity reduces, under the effect of inertia and air-flow, unginned cotton enters the dry tube connector 6 of the less threeway of caliber again, because this caliber dwindles suddenly, unginned cotton is accelerated again, so repeat alternately to make caliber to dwindle and enlarge, thereby formation air pulse, unginned cotton are under the effect of air pulse, and movement velocity is also alternately quickened and slowed down, make relative velocity and conduction surface increase between hot-air and unginned cotton, thereby strengthened the speed of heat and mass.Simultaneously, the also corresponding unginned cotton drying time within it that increased that descends to some extent of the air velocity in far-infrared electric case 2 has been strengthened dry run.Unginned cotton is left far-infrared electric case 2 under the air pulse effect of inertia, enter unginned cotton and carry drying tube 8.Fully dry in order to make unginned cotton, utilize the hot blast in the unginned cotton conveying drying tube 8, carry the drying tube 8 and the link of far-infrared electric case 2 that at least one pulsed pneumatic drying pipe 10 is housed in unginned cotton, carry drying tube 8 because of the interior cross section of pulsed pneumatic drying pipe 10 greater than unginned cotton, make unginned cotton in pipe, carry out the second pulse pneumatic conveying drying.Pulsed pneumatic drying pipe 10 and unginned cotton are carried and 8 outer garden weeks of drying tube heat-insulation layer 7 are housed, and make pulsed pneumatic drying pipe 10 and unginned cotton carry the heat-insulating property of drying tube 8 to improve.When unginned cotton is crossed when wet, in order to ensure it being dried, cause the unginned cotton burning after avoiding far-infrared electric case 2 heating-up temperatures on the unginned cotton feed pipe 1 too high again, can connect a far-infrared electric case 2 that has an air blast 9 again by the dry tube connector 6 of threeway, the heat energy that far-infrared electric case 2 produces blows to pulsed pneumatic drying pipe 10 and unginned cotton and carries drying tube 8, thereby improve the temperature and the flow velocity of dry gas stream by air blast 9, the dry tube connector 6 of threeway.During oven dry, according to different unginned cotton water content, at first set after the bake out temperature value by automatic heat regulator 5 A.T.Cs, the automatic control process of automatic heat regulator 5 is finished by thermal resistance temperature-sensitive head 4 and electric wire 3, when bake out temperature is lower than set temperature value, automatic heat regulator 5 is connected power supply automatically, change case 2 for the far infrared electricity power delivery by electric wire 3, far-infrared electric case 2 produces heat energy and adds hot-air, and oven dry unginned cotton is when bake out temperature is higher than setting value, signal is transferred to automatic heat regulator 5, automatic heat regulator 5 just cuts off the power supply of electric wire 3, makes 2 outages of far-infrared electric case stop heating, fixes in the temperature range and bake out temperature is weighed all the time.
This dryer can only be installed far-infrared electric case 2 on unginned cotton feed pipe 1, also can only the far-infrared electric case 2 that has air blast 9 be installed by the dry tube connector 6 of threeway, after also can both install simultaneously, look and to dry the wet degree of doing of unginned cotton and open by automatic heat regulator 5 controls.
This machine makes wet unginned cotton high degree of dispersion in thermal current become suspended state in oven dry unginned cotton process, has increased the heat and mass surface area between the gas-solid two-phase greatly, makes the unginned cotton critical moisture content reduce significantly.This machine is simple in structure, compactness, and volume is little, and reduced investment is easy for installation, and production capacity is big, saves the energy, thermal efficiency height, equipment investment and oven dry unit cost only are 15% and 30% of traditional dryer, are the dry optimal equipment of unginned cotton and other fibrous material.
Claims (3)
1. far-infrared electric air pulse unginned cotton dryer, it is by unginned cotton feed pipe 1, far-infrared electric case 2, electric wire 3, thermal resistance temperature-sensitive head 4, automatic heat regulator 5, the dry tube connector 6 of threeway, heat-insulation layer 7, unginned cotton is carried drying tube 8, air blast 9, pulsed pneumatic drying pipe 10 is formed, it is characterized in that: at least one far-infrared electric case 2 is housed on the unginned cotton feed pipe 1, can also be on unginned cotton feed pipe 1, to connect a far-infrared electric case 2 by the dry tube connector 6 of threeway, on the far-infrared electric case 2 that the dry tube connector 6 of threeway connects an air blast 9 is housed, one thermal resistance temperature-sensitive head 4 is housed in the far-infrared electric case 2, unginned cotton carries the drying tube 8 and the link of far-infrared electric case 2 that at least one pulsed pneumatic drying pipe 10 is housed, and far-infrared electric case 2 connects automatic heat regulator 5 by electric wire 3.
2. far-infrared electric air pulse unginned cotton dryer according to claim 1 is characterized in that: the infrared electric heating generator that is used to heat up is housed in the far-infrared electric case 2.
3. far-infrared electric air pulse unginned cotton dryer according to claim 1 is characterized in that: unginned cotton is carried the drying tube 8 outer heat-insulation layers 7 that are with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01249915 CN2489280Y (en) | 2001-06-22 | 2001-06-22 | Far infrared electrothermal pulse pneumatic drier for drying unginned cotton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01249915 CN2489280Y (en) | 2001-06-22 | 2001-06-22 | Far infrared electrothermal pulse pneumatic drier for drying unginned cotton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2489280Y true CN2489280Y (en) | 2002-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01249915 Expired - Fee Related CN2489280Y (en) | 2001-06-22 | 2001-06-22 | Far infrared electrothermal pulse pneumatic drier for drying unginned cotton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2489280Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102177979A (en) * | 2011-05-03 | 2011-09-14 | 江南大学 | Far infrared method for drying seeds of Camellia oleifera Abel |
| CN108679990A (en) * | 2018-04-10 | 2018-10-19 | 共同科技开发有限公司 | A kind of dredger formula seed flotation drying unit |
| CN108714479A (en) * | 2018-04-10 | 2018-10-30 | 共同科技开发有限公司 | A kind of drum-type seed flotation drying unit |
-
2001
- 2001-06-22 CN CN 01249915 patent/CN2489280Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102177979A (en) * | 2011-05-03 | 2011-09-14 | 江南大学 | Far infrared method for drying seeds of Camellia oleifera Abel |
| CN108679990A (en) * | 2018-04-10 | 2018-10-19 | 共同科技开发有限公司 | A kind of dredger formula seed flotation drying unit |
| CN108714479A (en) * | 2018-04-10 | 2018-10-30 | 共同科技开发有限公司 | A kind of drum-type seed flotation drying unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |