CN201746489U - Air flow drier for drying starch - Google Patents
Air flow drier for drying starch Download PDFInfo
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- CN201746489U CN201746489U CN2010205065813U CN201020506581U CN201746489U CN 201746489 U CN201746489 U CN 201746489U CN 2010205065813 U CN2010205065813 U CN 2010205065813U CN 201020506581 U CN201020506581 U CN 201020506581U CN 201746489 U CN201746489 U CN 201746489U
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- starch
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Abstract
The utility model discloses an air flow drier for drying starch, comprising a hoisting fan, an air flow drying tube, a feeding screw and a cyclone separator set, wherein an air outlet of the hoisting fan is connected with one end of the air flow drying tube on which the feeding screw is arranged along a tangential direction, the other end of the air flow drying tube is connected with a feeding hole for the cyclone separator set, the feeding hole for the cyclone separator set is provided with a feed distributor, and a discharge hole of the cyclone separator set is provided with a gravity airlock. The air flow drier for drying the starch has the advantages of simple structure, convenient maintenance and low cost, and can effectively prevent the starch from being precipitated and agglomerated at the bottom of the drying tube to a certain extent during feeding, thereby improving the quality of feeding the starch; unbalanced moisture is avoided during secondary drying and recycling, and the phenomenon of agglomeration can not occur in a storage process; the bottom of the cyclone separator set is well sealed during discharge, so that the starch can not be easily pasted; and the effect of drying the starch can be obviously improved, therefore, the product quality as well as the yield are increased.
Description
Technical field:
The utility model relates to a kind of starch drying plant, especially relates to a kind of starch drying pneumatic drier.
Background technology:
The feeding manner of existing starch pneumatic conveying dryer all is rise drawing-in device or screw feed device basically, and wet starch is fed dehumidification system; The drawing-in device workflow that rises is, wet starch after the dehydration is through the wet-milling collection box of worm conveyor feeding band spiral, send into the blower fan that rises through carrying spiral then, enter drying tube after rising by blower fan and carry out drying, in this process, be easy to cause the starch caking phenomenon to take place, cause in finished product screening engineering and produce a large amount of screen overflows, the drawing-in device energy consumption that rises is big, increases production cost of products; Screw feed device workflow is, wet starch after the dehydration directly feeds drying tube through worm conveyor, wet starch is risen and carry out drying by the dry wind in the drying tube, the screw feed device can make the wet starch sedimentation bottom drying tube after the dehydration, produce and pile up, wet starch accumulation for a long time can make dried product produce macula lutea, finally influences quality product.
All adopt the multi-cyclone group that dried starch is carried out redrying and recovery in the starch pneumatic conveying dryer, in the air stream drying process, when if operating mode such as blast, wind speed, inlet amount etc. change, very easily cause cyclonic separator component material non-uniform phenomenon to take place, be a redrying process because of cyclonic separation itself again, so about this result can cause and front and back cyclonic separator discharging moisture heterogeneity finally causes product moisture content unbalanced.Finished product of starch can produce the caking phenomenon generation in storage process like this, and starch causes the starch caking that overstocks with the buttress end because of moisture content in the starch is unbalanced in the standing storage process, is unfavorable for that downstream use producer uses.
In the drying process of starch, the cyclonic separator bottom needs sealing, if there is not air sealer cyclonic separation cisco unity malfunction, be equivalent to a pipeline, do not have the isolating effect of gas and solid, starch can't be collected in together, starch can efflux with tail gas, present most of starch pneumatic conveying dryer adopts mechanical air sealer, the mechanical type air sealer is applied to good fluidity, does not have the material ratio of gelatinization characteristic better, will have a lot of disadvantages and be applied to yam starch processing, starch mobile relatively poor, easily gelatinization after the mechanical friction, in the process of rotation, starch is after rubbing for a long time between impeller and shell through mechanical air sealer, can the heating gelatinization form starch knot sheet, hard sheet after the starch pasting can make air sealer impeller rotation difficulty, causes through mechanical fault, hard sheet after the starch pasting enters finished product, can influence starch quality.
The utility model content:
The purpose of this utility model is to provide a kind of minimizing starch to produce starch caking when feeding, avoid in redrying and when reclaiming discharging moisture unbalanced, the starch drying pneumatic drier of cyclonic separator bottom good seal during discharging.
The utility model is implemented by following technical scheme: the dry pneumatic drier of using of a kind of starch, it comprises the blower fan that rises, airflow drying tube, feeding serew and cyclonic separator group, the described fan outlet that rises is connected with an end of described airflow drying tube, on described airflow drying tube, tangentially be provided with described feeding serew, the other end of described airflow drying tube is connected with the opening for feed of described cyclonic separator group, on the opening for feed of described cyclonic separator group, be provided with feed distributor, be provided with gravity at the discharge port of described cyclonic separator group and close wind apparatus.
It also comprises the tubular accelerator, described tubular accelerator places in the outlet of the described feeding serew in the described airflow drying tube, the outer wall of described tubular accelerator and the inwall of described airflow drying tube fit tightly, the port internal diameter of described tubular accelerator inwall dwindles to described tubular accelerator middle part internal diameter gradually by being arc shaped greatly, becomes big from described tubular accelerator middle part internal diameter gradually by little port to the described tubular accelerator of the other end again.
Described feeding serew is the worm conveyor of two ribbons, narrow pitch.
Described feed distributor comprises feed distributor housing, lateral adjustments plate and vertical adjustment plate, described feed distributor housing is the cylindrical shell of hollow, described feed distributor housing one end is communicated with the opening for feed of described cyclonic separator group, and the other end is communicated with described airflow drying tube; On the inwall of described feed distributor housing, be movably equipped with described lateral adjustments plate and described vertical adjustment plate, pass the inwall of described feed distributor housing with the lateral adjustments bar of described lateral adjustments plate one, place on the outer wall of described feed distributor housing; Pass the inwall of described feed distributor housing with the vertical adjustment bar of described vertical adjustment plate one, place on the outer wall of described feed distributor housing.
Described lateral adjustments plate at least one or more than one.
Described vertical adjustment plate at least one or more than one.
Described gravity closes wind apparatus and includes motor, short spiral, sealing plate and counterweight iron block, described motor is connected with described short spiral one end, described short spiral case discharge port is connected with described sealing plate, be provided with described counterweight iron block in described sealing plate outer end, described short spiral case top near described motor is provided with described gravity pass wind apparatus opening for feed, and described gravity closes the wind apparatus opening for feed and is connected with the discharge port of described cyclonic separator.
Described gravity closes wind apparatus and includes gravity pass wind discharger and sealed discharging spiral, wherein said gravity closes the wind discharger and includes motor, short spiral, sealing plate and counterweight iron block, described motor is connected with described short spiral one end, described short spiral case discharge port is connected with described sealing plate, be provided with described counterweight iron block in described sealing plate outer end, the described short spiral case top of close described motor is provided with described gravity and closes wind discharger opening for feed; Described sealed discharging spiral comprises sealed discharging screw motor, sealed discharging shaped spiral housing, sealed discharging screw-blade, described sealed discharging screw-blade places in the described sealed discharging shaped spiral housing, one end of described sealed discharging screw-blade is connected with described sealed discharging screw motor, on the sealed discharging shaped spiral housing, be provided with a sealed discharging spiral discharging mouth and more than one sealed discharging screw feed en-trance; The described cyclonic separator discharge port of each of described cyclonic separator group is communicated with described discharging screw feed en-trance, and described sealed discharging spiral discharging mouth closes wind discharger opening for feed with described gravity and is communicated with.
Described short spiral is equidistant spiral or variable-pitch propeller.
Described short spiral and the flexible flexible connection of described sealing plate, and outside described sealing plate, be provided with described counterweight iron block.
Described sealing plate is formed by flexible offset plate and steel plate, and described flexible offset plate is near described short spiral case discharge port, and described steel plate places the described flexible offset plate outside and fixedlys connected with described flexible offset plate.
Advantage of the present utility model: it is simple in structure, and is easy to maintenance, with low cost, and it is heavy in the drying tube bottom when feeding effectively to reduce starch, produces the starch caking, improves starch feeding quality; Avoid the moisture of discharging when redrying and recovery unbalanced, in storage process, can not produce caking phenomenon; Cyclonic separator bottom good seal when discharging, starch is difficult for producing gelatinization; Can significantly improve the starch drying effect, improve the quality of products and yield rate.
Description of drawings:
Fig. 1 is the one-piece construction synoptic diagram of embodiment 1.
Fig. 2 is the structural representation of feeding serew.
Fig. 3 is the scheme of installation of feed distributor.
Fig. 4 is the one-piece construction synoptic diagram of feed distributor.
Fig. 5 is the front view of feed distributor.
Fig. 6 is the A-A sectional view of Fig. 5.
Fig. 7 closes the structural representation of wind discharger for gravity.
Fig. 8 be sealing plate structural representation.
Fig. 9 is the one-piece construction synoptic diagram of embodiment 2.
Figure 10 closes the structural representation of wind discharger group for gravity.
Embodiment:
Embodiment 1: as shown in Figure 1, the dry pneumatic drier of using of a kind of starch, it comprises the blower fan 1 that rises, airflow drying tube 2, feeding serew 3 and cyclonic separator group 4, blower fan 1 air outlet that rises is connected with an end of airflow drying tube 2, on airflow drying tube 2, tangentially be provided with feeding serew 3, as shown in Figure 2, feeding serew 3 is two ribbons, the worm conveyor of narrow pitch, it also comprises tubular accelerator 7, tubular accelerator 7 places in the outlet of the feeding serew 3 in the airflow drying tube 2, the inwall of the outer wall of tubular accelerator 7 and airflow drying tube 2 fits tightly, the port internal diameter of tubular accelerator 7 inwalls dwindles to tubular accelerator 7 middle part internal diameters gradually by being arc shaped greatly, becomes big from tubular accelerator 7 middle part internal diameters gradually by little port to the other end tubular accelerator 7 again; The other end of airflow drying tube 2 is connected with the opening for feed of cyclonic separator group 4, as shown in Figure 3, on the opening for feed of cyclonic separator group 4, be provided with feed distributor 5, as Fig. 4, Fig. 5, shown in Figure 6, feed distributor 5 comprises feed distributor housing 8, lateral adjustments plate 9 and vertical adjustment plate 10, feed distributor housing 8 is the cylindrical shell of hollow, and feed distributor housing 8 one ends are communicated with the opening for feed of cyclonic separator group 4, and the other end is communicated with airflow drying tube 2; On the inwall of feed distributor housing 8, be movably equipped with three lateral adjustments plates 9 and three vertical adjustment plates 10, pass the inwall of feed distributor housing 8, place on the outer wall of feed distributor housing 8 with the lateral adjustments bar 11 of lateral adjustments plate 9 one; Pass the inwall of feed distributor housing 8 with the vertical adjustment bar 12 of vertical adjustment plate 10 one, place on the outer wall of feed distributor housing 8; As Fig. 7, shown in Figure 8, be provided with gravity at the discharge port of each cyclonic separator 20 of cyclonic separator group 4 and close wind apparatus 6; Gravity closes wind apparatus 6 and includes motor 14, short spiral 15, sealing plate 16 and counterweight iron block 17, and motor 14 is connected with short spiral 15 1 ends, and short spiral 15 is equidistant spiral or variable-pitch propeller; Short spiral case 18 discharge ports are connected with sealing plate 16, short spiral 15 and sealing plate 16 flexible flexible connections; Sealing plate 16 is made up of flexible offset plate 21 and steel plate 22, and flexible offset plate 21 is near short spiral case 18 discharge ports, and steel plate 22 places flexible offset plate 21 outsides and fixedlys connected with flexible offset plate 22; Be provided with counterweight iron block 17 in sealing plate 16 outer ends, short spiral case 18 tops of close motor 14 are provided with gravity and close wind apparatus opening for feed 19, and gravity closes wind apparatus opening for feed 19 and is connected with the discharge port of cyclonic separator 20.
Embodiment 2: as shown in Figure 9, the dry pneumatic drier of using of a kind of starch, close wind apparatus 6 with the different gravity that are of embodiment 1, other parts are all identical with pneumatic drier with a kind of starch drying of embodiment 1, as shown in figure 10, gravity closes wind apparatus 6 and includes gravity pass wind discharger 13 and sealed discharging spiral 23, wherein said gravity closes wind discharger 13 and includes motor 14, short spiral 15, sealing plate 16 and counterweight iron block 17, motor 14 is connected with short spiral 15 1 ends, short spiral case 18 discharge ports are connected with sealing plate 16, be provided with counterweight iron block 17 in sealing plate 16 outer ends, short spiral case 18 tops of close motor 14 are provided with gravity and close wind discharger opening for feed 29; Sealed discharging spiral 23 comprises sealed discharging screw motor 24, sealed discharging shaped spiral housing 25, sealed discharging screw-blade 26, sealed discharging screw-blade 26 places in the sealed discharging shaped spiral housing 25, one end of sealed discharging screw-blade 26 is connected with sealed discharging screw motor 24, on sealed discharging shaped spiral housing 25, be provided with a sealed discharging spiral discharging mouth 27 and two sealed discharging screw feed en-trances 28; Each cyclonic separator 20 discharge port of cyclonic separator group 4 are communicated with sealed discharging screw feed en-trance 28, and sealed discharging spiral discharging mouth 27 closes wind discharger opening for feed 29 with gravity and is communicated with.
Claims (11)
1. the dry pneumatic drier of using of a starch, it comprises the blower fan that rises, airflow drying tube, feeding serew and cyclonic separator group, the described fan outlet that rises is connected with an end of described airflow drying tube, on described airflow drying tube, tangentially be provided with described feeding serew, the other end of described airflow drying tube is connected with the opening for feed of described cyclonic separator group, it is characterized in that, on the opening for feed of described cyclonic separator group, be provided with feed distributor, be provided with gravity at the discharge port of described cyclonic separator group and close wind apparatus.
2. the dry pneumatic drier of using of a kind of starch according to claim 1, it is characterized in that, it also comprises the tubular accelerator, described tubular accelerator places in the outlet of described feeding serew in the described airflow drying tube, the outer wall of described tubular accelerator and the inwall of described airflow drying tube fit tightly, the port internal diameter of described tubular accelerator inwall dwindles to described tubular accelerator middle part internal diameter gradually by being arc shaped greatly, becomes big from described tubular accelerator middle part internal diameter gradually by little port to the described tubular accelerator of the other end again.
3. a kind of starch according to claim 1 is dry uses pneumatic drier, it is characterized in that, described feeding serew is the worm conveyor of two ribbons, narrow pitch.
4. the dry pneumatic drier of using of a kind of starch according to claim 1, it is characterized in that, described feed distributor comprises feed distributor housing, lateral adjustments plate and vertical adjustment plate, described feed distributor housing is the cylindrical shell of hollow, described feed distributor housing one end is communicated with the opening for feed of described cyclonic separator group, and the other end is communicated with described airflow drying tube; On the inwall of described feed distributor housing, be movably equipped with described lateral adjustments plate and described vertical adjustment plate, pass the inwall of described feed distributor housing with the lateral adjustments bar of described lateral adjustments plate one, place on the outer wall of described feed distributor housing; Pass the inwall of described feed distributor housing with the vertical adjustment bar of described vertical adjustment plate one, place on the outer wall of described feed distributor housing.
5. a kind of starch according to claim 4 is dry uses pneumatic drier, it is characterized in that, described lateral adjustments plate at least one or more than one.
6. a kind of starch according to claim 4 is dry uses pneumatic drier, it is characterized in that, described vertical adjustment plate at least one or more than one.
7. the dry pneumatic drier of using of a kind of starch according to claim 1, it is characterized in that, described gravity closes wind apparatus and includes motor, short spiral, sealing plate and counterweight iron block, described motor is connected with described short spiral one end, the outer shell outlet of described short spiral is connected with described sealing plate, be provided with described counterweight iron block in described sealing plate outer end, described short spiral case top near described motor is provided with described gravity pass wind apparatus opening for feed, and described gravity closes the wind apparatus opening for feed and is connected with the discharge port of described cyclonic separator.
8. the dry pneumatic drier of using of a kind of starch according to claim 1, it is characterized in that, described gravity closes wind apparatus and includes gravity pass wind discharger and sealed discharging spiral, wherein said gravity closes the wind discharger and includes motor, short spiral, sealing plate and counterweight iron block, described motor is connected with described short spiral one end, described short spiral case discharge port is connected with described sealing plate, be provided with described counterweight iron block in described sealing plate outer end, the described short spiral case top of close described motor is provided with described gravity and closes wind discharger opening for feed; Described sealed discharging spiral comprises sealed discharging screw motor, sealed discharging shaped spiral housing, sealed discharging screw-blade, described sealed discharging screw-blade places in the described sealed discharging shaped spiral housing, one end of described sealed discharging screw-blade is connected with described sealed discharging screw motor, on the sealed discharging shaped spiral housing, be provided with a sealed discharging spiral discharging mouth and more than one sealed discharging screw feed en-trance; The described cyclonic separator discharge port of each of described cyclonic separator group is communicated with described discharging screw feed en-trance, and described sealed discharging spiral discharging mouth closes wind discharger opening for feed with described gravity and is communicated with.
9. use pneumatic drier according to claim 7 or 8 described a kind of starch dryings, it is characterized in that described short spiral is equidistant spiral or variable-pitch propeller.
10. use pneumatic drier according to claim 7 or 8 described a kind of starch dryings, it is characterized in that, described short spiral and the flexible flexible connection of described sealing plate, and outside described sealing plate, be provided with described counterweight iron block.
11. according to claim 7 or the dry pneumatic drier of using of 8 described a kind of starch, it is characterized in that, described sealing plate is formed by flexible offset plate and steel plate, described flexible offset plate is near described short spiral case discharge port, and described steel plate places the described flexible offset plate outside and fixedlys connected with described flexible offset plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205065813U CN201746489U (en) | 2010-08-20 | 2010-08-20 | Air flow drier for drying starch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205065813U CN201746489U (en) | 2010-08-20 | 2010-08-20 | Air flow drier for drying starch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201746489U true CN201746489U (en) | 2011-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205065813U Expired - Lifetime CN201746489U (en) | 2010-08-20 | 2010-08-20 | Air flow drier for drying starch |
Country Status (1)
| Country | Link |
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| CN (1) | CN201746489U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344100A (en) * | 2013-07-03 | 2013-10-09 | 宜兴市格兰特干燥浓缩设备有限公司 | Pneumatic drier with tail gas waste heat recycling function |
| CN105180625A (en) * | 2015-09-25 | 2015-12-23 | 宜兴市格兰特干燥浓缩设备有限公司 | Drying system of airflow dryer |
-
2010
- 2010-08-20 CN CN2010205065813U patent/CN201746489U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344100A (en) * | 2013-07-03 | 2013-10-09 | 宜兴市格兰特干燥浓缩设备有限公司 | Pneumatic drier with tail gas waste heat recycling function |
| CN105180625A (en) * | 2015-09-25 | 2015-12-23 | 宜兴市格兰特干燥浓缩设备有限公司 | Drying system of airflow dryer |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |
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| CX01 | Expiry of patent term |