CN202532863U - Air-flow drier with automatic feed scattering function - Google Patents
Air-flow drier with automatic feed scattering function Download PDFInfo
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- CN202532863U CN202532863U CN2012201881883U CN201220188188U CN202532863U CN 202532863 U CN202532863 U CN 202532863U CN 2012201881883 U CN2012201881883 U CN 2012201881883U CN 201220188188 U CN201220188188 U CN 201220188188U CN 202532863 U CN202532863 U CN 202532863U
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Abstract
The utility model discloses an air-flow drier with an automatic feed scattering function. The air-flow drier with the automatic feed scattering function comprises an air filter, a heat exchanger, a vertical-type drying air pipe, a cyclone separator, an air return pipe, a fan and a tail pipe which are connected sequentially. The air-flow drier with the automatic feed scattering function is characterized in that a charging device is arranged at the bottom of the vertical-type drying air pipe; a material scattering device is installed in the vertical-type drying air pipe positioned at the upper part of the charging device; and the material scattering device is composed of two conical bodies arranged in a opposite vertex way, wherein the upper conical body is of an inverted conical structure, and the upper conical body and the lower conical body are respectively formed by the combination of a plurality of conical rings of layering-type structures. The air-flow drier with the automatic feed scattering function, provided by the utility model, has the advantages that partial materials with relatively great viscosity and moisture can be scattered and mashed into fine particles timely after being fed, and are dispersed uniformly in the air-flow drying pipe, and are subject to humidity and heat exchange fully, a drying process is finished quickly, and the moisture after the drying can completely meet the standard requirement; and under the same drying effect condition, an intensifying device or a smashing device with power are not added, thus being beneficial to reducing the power consumption and the device cost of the air-flow drier.
Description
Technical field
The utility model relates to the granular material pneumatic drier, specifically is a kind of pneumatic drier that function is broken up in charging automatically that has, and is applicable to that into the machine material moisture is higher, being prone to lump is difficult for disperseing, thereby causes dry back moisture situation not up to standard.Also be applicable to simultaneously the drying of similar material.
Background technology
Starch and chemical products or other are similarly Powdered, granular material in process, can drop to the moisture state that be fit to store fast from the high moisture content state, generally can use pneumatic drier.The general work principle of pneumatic drier is: air gets into heat exchanger from air cleaner and is heated the dry airduct of entering under fan action.Wet stock after the dehydration is thrown into dry airduct through drawing-in device.Wet stock and hot-air evenly mix, and fully carry out damp and hot exchange, progressively are dried.Behind the dry materials, the tangential gets into cyclone separator.Material falls into the bottom, and through airlock or close the wind auger and discharge, waste gas is extracted out by blower fan from the top, enters atmosphere.
Chinese patent number is that 201020568119.6 utility model proposes a kind of enhanced type pneumatic drier, has drying tube, and the drying tube import is provided with screw feeder and hot blast air-supply arrangement; The drying tube outlet is communicated with cyclone separator, and cyclone separator top is provided with the air draft blower fan, and the cyclone separator bottom is provided with material outlet; The hot blast air-supply arrangement comprises air cleaner and air heater; Also have intensifier, the intensifier import connects screw feeder and hot blast air-supply arrangement, and the intensifier outlet connects drying tube; Intensifier has the material of confession and the well-mixed cavity of thermal current, is provided with in the cavity to smash and advance the rotation of material to hit cutter.The enhanced type pneumatic drier of this utility model; Simple in structure, on original pneumatic drier basis, increase intensifier, fully mix with thermal current after making material get into drying machine; The atwirl cutter that hits can smash oarse-grained material, and it is further dry to push drying tube to material to outlet.
Chinese patent number does
200620161782.8Utility model a kind of novel pulse type pneumatic drier is provided, belong to a kind of drying equipment of material, its drying tube one end links to each other with radiator, the other end links to each other with distributor box; Distributor box links to each other with cyclone separator through tangential feed pipe, and there is the discharging auger lower end of cyclone separator, airlock is arranged below the discharging auger; The offgas duct that is connected in the steering gear on cyclone separator top links to each other with air-introduced machine, and the end near radiator of drying tube is connected with feeder, on described drying tube, is communicated with a biconial cavity at least; This pneumatic drier, because the existence of biconial cavity, the translational speed of material in drying tube has the change procedure of acceleration, deceleration; Promptly produce pulse; Make the relative velocity between material and the thermal current less, correspondingly increased drying time, heat exchange is abundant; Thereby improved drying efficiency, drying effect is good.
Chinese patent number is that 01230264.3 utility model is a kind of horizontal pulsed pneumatic drying machine; This machine comprises radiator, pulse tube, drying tube, cyclone separator, air-introduced machine; It is characterized in that vertically arranged pulse tube lower end links to each other with radiator, " U " shape drying tube that upper end and level are installed links to each other, and the high speed feeding machine that is attached thereto is arranged in vertically arranged pulse tube bottom; The high speed feeding machine is to be combined by pulverizer and conveyer, and the material casting mouth of conveyer upwards; Because material was pulverized material by the disintegrating mechanism of high speed feeding machine before getting into pulse tube, and material is thrown in the pulse tube by conveyer with very little particle; Simultaneously, because the drying tube level is laid, can effectively reduce the resistance in the material running, make the running time shortening of material in pneumatic drier, the thermal efficiency improves, energy savings.
Chinese patent number is 97215409.4 to provide a kind of with pulverizing and the pneumatic drier of grading plant, and the belt pulley of its disintegrating mechanism is contained between the metal (upper; The screw rod of feeder is the tangential feeding to drying, and adopts freely supported structure, thereby has improved the rigidity of structure and reliability, has reduced height, length and the quality of complete machine.The drying bottom is provided with wind deflector, and grating disk attaches up and down to be adorned radial blade, pulverize the gusset that monoblock is arranged on the hammer and adopt the back taper assorting cylinder, thereby has improved the motion state of air-flow, helps improving drying efficiency and classification efficiency.Pulverize hammer body and make sharp rib, can take into account smashing of brittle material and shredding of toughness material.
Though above pneumatic drier respectively has characteristics, but still there is certain weak point, mainly shows:
1) the bigger material of some viscosity and moisture is difficult for during feeding scattering, and is dry insufficient, causes dry back Moisture high UCL;
2) some increases the high speed feeding machine, and some increases intensifier, and some is equipped with the atwirl cutter that hits can smash oarse-grained material, and some increase has grating disk and pulverizes hammer.All these increases the power consumption and the equipment cost of pneumatic drier.
Summary of the invention
The purpose of the utility model is directed against existing problem in the above-mentioned prior art and custom-designed a kind of pneumatic drier that function is broken up in charging automatically that has just
,This machine can be broken up with some viscosity than big and the bigger material of moisture automatically, and material is mixed with very little particle and hot-air equably, fully carries out damp and hot exchange, reaches dry purpose.The utility model does not increase any power, and power consumption and equipment operating cost are lower.
The purpose of the utility model realizes through following technical scheme: the utility model have a pneumatic drier that function is broken up in charging automatically; Comprise the air cleaner, heat exchanger, vertical dry airduct, cyclone separator, backwind tube, blower fan and the tail pipe that link to each other successively; Wherein: drawing-in device is arranged on the bottom of vertical dry airduct, at the vertical dry airduct that is arranged in drawing-in device top one charging is installed and breaks up device automatically.This charging is broken up device automatically and is made up of two cones that are oppositely installed, and wherein upper cone is an inverted cone-shaped structure, and upper/lower cone combines by a plurality of conical rings of arranging the branch lamellar spacing (3 ~ 5) that are.
In the utility model, said drawing-in device is become with the mechanism that rises by the feeding auger, is responsible for material is thrown into dry airduct.
Be connected through an inverted U-shaped pipe between vertical dry airduct and the cyclone separator.
Cyclone separator is tetrad or six cyclone separators.Be connected with the airlock of discharging function below the cyclone separator or close the wind auger.
The principles of science of the utility model institute foundation is: wet stocks such as starch are sent to drying tube by the machine of rising, and have suitable initial velocity.Wet stock mixes with thermal current, is swept along by thermal current and advances.When running into charging and breaing up the lower cone of device automatically, partial material and air-flow pass from the gap between the conical ring, and partial material impinges upon on the conical ring.Wet stock group is because bump is crashed to pieces, and traffic direction also changes, and changes along the direction of taper surface and moves, after again and pass the up wet stock group bump in gap between the conical ring, become littler.Conical ring is set the cross-sectional area of airduct is reduced, the material that increase is passed through and the speed of air-flow produce bigger impulse force and impact.Following conical ring opening is big, can accept the material of the overwhelming majority.The mixing of materials air-flow passes after the conical ring gap, can form eddy current at the back side of conical ring, increases material lagging and drying time.As a same reason, after the mixing of materials air-flow passes lower cone, continue uply, run into inverted upper cone, wet stock stream bump again is crashed to pieces, and becomes littler, mixes more evenly, gets into dry airduct (5) together.
The advantage of the utility model is following:
1) to part viscosity and the bigger material of moisture; Can in time break up after the feeding, be broken into fine particle, in airflow drying tube, evenly scatter, fully carry out damp and hot exchange; The dry process of very fast completion, dry back moisture reaches standard-required fully;
2) reach under the same drying effect situation, do not increase the intensifying device or the reducing mechanism that have power, help reducing the power consumption and the equipment cost of pneumatic drier.
Description of drawings
Fig. 1 is the pneumatic drier system diagram of the utility model;
Among Fig. 1: 1, air cleaner; 2, heat exchanger; 3, the feeding auger and the machine that rises (being drawing-in device); 4, device is broken up in charging automatically; 5, dry airduct; 6, cyclone separator; 7, close the wind auger; 8, backwind tube; 9, offgas duct; 10, blower fan.
Fig. 2 is that the device sketch map is broken up in the charging of the utility model automatically;
Among Fig. 2: 4-1, cylindrical shell; 4-2, upper cone gripper shoe; 4-3, upper cone (being spaced apart conical ring by multi-disc forms); 4-5, lower cone gripper shoe; 4-6, lower cone (also being spaced apart conical ring by multi-disc forms).
The specific embodiment
The structure of the utility model combines accompanying drawing to further describe at present:
Like Fig. 1,2 said: the utility model have a pneumatic drier that function is broken up in charging automatically; Comprise that successively the air cleaner (1), heat exchanger (2), feeding auger and the machine that rises (3), the charging that link to each other break up device (4), vertical dry airduct (5), cyclone separator (6) automatically, close wind auger (7), backwind tube (8), tail pipe (9) and blower fan (10); Wherein: drawing-in device is arranged on the bottom of vertical dry airduct (5), charging is installed in vertical dry airduct breaks up device (4) automatically.This material is broken up device (4) automatically and is made up of two cones that are oppositely installed, and wherein upper cone is an inverted cone-shaped structure, and upper/lower cone combines by a plurality of conical rings of arranging the branch lamellar spacing (show 3 among the figure, also can be provided with according to actual needs) that are.The width of conical ring has 50 ~ 100mm, and conical ring also is 50 ~ 100mm along the spacing of generatrix direction.The top diameter 200mm of the nethermost conical ring of upper cone, the top diameter 300mm of the uppermost conical ring of lower cone.In actual moving process, because the discharging direction of the machine that rises has skew slightly, so the corresponding side width of 2 conical rings increases 50mm in the bottom of lower cone, a relative side remains unchanged.Around cylindrical shell, be uniformly distributed with four upper cone risers support upper cones, four lower cone risers support lower cones.The feeding auger constitutes drawing-in device with the machine (3) that rises, and is responsible for material is thrown into dry airduct.Be connected through an inverted U-shaped airduct between vertical dry airduct (5) and the cyclone separator (6).Cyclone separator (6) is tetrad or six cyclone separators, and the cyclone separator bottom is connected with airlock or closes wind auger (7).Dried starch is by airlock or close the wind auger and be discharged to finished bin.
The utility model is following with the dry course of work and principles illustrated below in conjunction with accompanying drawing:
Under fan action, air gets into heat exchanger (2) through air cleaner (1).Thermal current after being heated gets into charging and breaks up device (4) and dry airduct (5) automatically.Simultaneously with the wet stock that is dried through the feeding auger and the machine (3) that rises, wet stock is thrown into charging breaks up device (4).Break up in the device (4) in charging, wet stock mixes with thermal current, is swept along by thermal current and advances.When running into charging and breaing up the lower cone of device, partial material and air-flow pass from the space between the conical ring.Partial material impinges upon on the conical ring, and wet stock group moves along the direction of taper surface because bump is crashed to pieces, and traffic direction also changes, and then again and pass the up wet stock group bump in gap between the conical ring, becomes littler.Conical ring is set the cross-sectional area of airduct is reduced, the material that increase is passed through and the speed of air-flow produce bigger impulse force and impact.Following conical ring opening is big, can accept the material of the overwhelming majority.The mixing of materials air-flow passes after the conical ring gap, can form eddy current at the back side of conical ring, increases material lagging and drying time.As a same reason, after the mixing of materials air-flow passes lower cone, continue uply, run into inverted upper cone, wet stock stream bump again is crashed to pieces, and becomes littler, mixes more evenly, gets into dry airduct (5) together.In dry airduct (5), wet stock is suspended, is swept along in the high speed thermal current, fully carries out damp and hot exchange.Simultaneously; Dry airduct adopts the airduct of pulse structure formula; Mixed air-flow movement velocity changes, and makes between material and the thermal current and produces relative motion, and the drying medium of material gasifying surface contact is brought in constant renewal in; So this drying system dry tenacity and volumetric heat transfer coefficient are big, drying time is very short.Behind the dry materials, get into tetrad or six cyclone separators (6) with air-flow.Under centrifugal action, material falls into the separator bottom, and damp and hot waste gas is discharged from the top.The dry material that is separated is through airlock or close wind auger (7) discharge, gets into finished bin, immediately the packing warehouse-in.And isolated damp and hot waste gas through backwind tube (8), is evacuated to offgas duct (9) by blower fan (10), sends into atmosphere.Dry run finishes.
Claims (5)
1. one kind has the pneumatic drier that function is broken up in charging automatically; Comprise the air cleaner, heat exchanger, vertical dry airduct, cyclone separator, backwind tube, blower fan and the tail pipe that link to each other successively; It is characterized in that: drawing-in device is arranged on the bottom of vertical dry airduct; At the vertical dry airduct that is arranged in drawing-in device top one charging is installed and breaks up device automatically; This charging is broken up device automatically and is made up of two cones that are oppositely installed, and wherein upper cone is an inverted cone-shaped structure, and upper/lower cone is the conical ring of arranging the branch lamellar spacing by 3-5 and combines.
2. according to claim 1 have a pneumatic drier that function is broken up in charging automatically, and it is characterized in that: drawing-in device is become with the mechanism that rises by the feeding auger.
3. according to claim 1 have a pneumatic drier that function is broken up in charging automatically, it is characterized in that: be connected through an inverted U-shaped pipe between vertical dry airduct and the cyclone separator.
4. according to claim 1 have a pneumatic drier that function is broken up in charging automatically, and it is characterized in that: cyclone separator is tetrad or six cyclone separators.
5. according to claim 1 have a pneumatic drier that function is broken up in charging automatically, it is characterized in that: be connected with the airlock of discharging function below the cyclone separator or close the wind auger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201881883U CN202532863U (en) | 2012-04-28 | 2012-04-28 | Air-flow drier with automatic feed scattering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201881883U CN202532863U (en) | 2012-04-28 | 2012-04-28 | Air-flow drier with automatic feed scattering function |
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| Publication Number | Publication Date |
|---|---|
| CN202532863U true CN202532863U (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201881883U Withdrawn - After Issue CN202532863U (en) | 2012-04-28 | 2012-04-28 | Air-flow drier with automatic feed scattering function |
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| Country | Link |
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| CN (1) | CN202532863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620551A (en) * | 2012-04-28 | 2012-08-01 | 郑州精华实业有限公司 | Air flow dryer with feeding and automatic scattering functions |
-
2012
- 2012-04-28 CN CN2012201881883U patent/CN202532863U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620551A (en) * | 2012-04-28 | 2012-08-01 | 郑州精华实业有限公司 | Air flow dryer with feeding and automatic scattering functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121114 Effective date of abandoning: 20140409 |
|
| RGAV | Abandon patent right to avoid regrant |