CN204705159U - Cereal vacuum circle-type drier - Google Patents
Cereal vacuum circle-type drier Download PDFInfo
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- CN204705159U CN204705159U CN201520376507.7U CN201520376507U CN204705159U CN 204705159 U CN204705159 U CN 204705159U CN 201520376507 U CN201520376507 U CN 201520376507U CN 204705159 U CN204705159 U CN 204705159U
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- drying
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Abstract
The utility model cereal vacuum circle-type drier is made up of lifting device, warehouse for drying, condenser, vavuum pump, heater, heat-exchanger rig, material inlet valve, discharge valve, delivery device, air interchanger, support, wireway.The lower end of warehouse for drying fixes support by support; One end below warehouse for drying is provided with discharge valve, and the side of warehouse for drying overlying one end is provided with material inlet valve, and the centre of warehouse for drying overlying one end is provided with lifting device.Heat-exchanger rig, delivery device and exhaust apparatus are installed in the storehouse of warehouse for drying.After warehouse for drying is extended in the outlet of exhaust apparatus, the moisture in warehouse for drying, by the outlet of exhaust apparatus, is discharged in air through wireway, condenser, wireway, vavuum pump.It can realize continuing to promote stirring, and heat energy Inner eycle thermal conversion efficiency is high and loss is little, expands heat conduction and heat radiation speed, improves bake out temperature, reduces the boiling temperature of moisture, and the grain quality after oven dry is further improved.
Description
Technical field
The utility model relates to a kind of vacuum drying apparatus, especially a kind of cereal vacuum circle-type drier.
Background technology
At the beginning of the 5O age, China has introduced cereal series dryer, drying tower (room) from the former Soviet Union, has carried out localization Design and the manufacture of drying tower, although form is a lot, basic structure is substantially identical.Drying tower all adopts high temperature high wind to dry, and drying technology process is following current, the hot blast of adverse current and mixed flow carries out grain-drying.It exists, and drying plant volume is large, the outer heat exchange wind of heat exchanger tower, and heat energy energy loss is large, and hot blast is disposable utilization rate, and heat utilization rate is low, and hot blast power consumption is large, and waste heat such as to be not used at the problem.After dry, grain quality is poor, and drying time is long, and bake out temperature is wayward, and cereal fragmentation, quick-fried waist and severe crack after dry, cause intermediate links loss to increase.Said cereal refers to the seed of the cereal crops such as corn, paddy rice, wheat, soybean, coarse cereals.
Vacuum drying technology on market is ripe, under the vacuum state of low pressure, carry out vacuum dehydrating at lower temperature to material, solves that hot blast temperature is high, inferior problem after drying materials.Now it is desirable that provide a kind of brand-new solution for the low-cost and high-quality drying of cereal, there is the very strong market competitiveness.
Summary of the invention
The utility model provides a kind of cereal vacuum circle-type drier, and it can realize continuing to promote stirring, and improves drying efficiency, optimizes drying effect; Heat exchanger directly to cereal heat conduction, heating, the high and low-loss of thermal conversion efficiency, heat supply temperature is 180-300 DEG C, and the moisture vaporization boiling point of cereal is at 30-58 DEG C; Expand heat conduction and heat radiation speed, the heat transfer total amount of oven dry is improved; Cereal low temperature drying is even, and drying rate is fast, energy-conserving and environment-protective.
For achieving the above object, the utility model adopts following technical scheme: a kind of cereal vacuum circle-type drier is made up of lifting device, warehouse for drying, condenser, vavuum pump, heater, heat-exchanger rig, material inlet valve, discharge valve, delivery device, air interchanger, support, wireway.
The lower end of described warehouse for drying fixes support by support.
The metal warehouse that described warehouse for drying is made into by metallic plate, the upper and lower side of warehouse for drying is taper; The section of warehouse for drying is square, or circular.
One end below described warehouse for drying is provided with discharge valve; The side of warehouse for drying overlying one end is provided with material inlet valve, and the centre of warehouse for drying overlying one end is provided with lifting device.
1, material inlet valve is the passage that material enters warehouse for drying; Discharge valve is the passage that warehouse for drying discharged by material.
2, material inlet valve and discharge valve are valves, or high airtight discharge gate, or vacuum valve.
3, material inlet valve and discharge valve play the effect of closed warehouse for drying.After cereal enters warehouse for drying by material inlet valve, start to dry cereal after closing material inlet valve; Open discharge valve after grain-drying drying, cereal just can utilize self gravitation to drop and discharge warehouse for drying.
Described lifting device is that cereal is recycled like this and turns, and is stirred fully, and cereal obtains even drying by above the storehouse inner bottom part cereal hoisting of warehouse for drying is in the storehouse of warehouse for drying.
1, lifting device is mounted in warehouse for drying storehouse, or is arranged on the outside of warehouse for drying.Fixing seal is wanted in the junction of lifting device and warehouse for drying, can not leak gas; Cereal under the castering action of lifting device, cereal in warehouse for drying in up and down cycle balance stir.
2, lifting device is bucket elevator, or auger elevator.
The middle position, lower end of described warehouse for drying is provided with delivery device, and the effect that delivery device plays is by the decline of the cereal uniform plane in warehouse for drying storehouse, can make that cereal is heated, uniform drying like this.
Heat-exchanger rig and exhaust apparatus are installed in the storehouse of described warehouse for drying.
1, heat-exchanger rig is heat exchange of heat pipe, or tubular heat exchanger.Heat-exchanger rig, by heat energy Homogeneouslly-radiating in dryness storehouse, provides enough heat energy to the water vapor of cereal drying.
2, exhaust apparatus is the exhaust apparatus of vacuum drying tower, or circular flow ventilation exhaust apparatus, or tubulation exhaust apparatus.The cereal thickness stacked in warehouse for drying storehouse is very large, poor air permeability, so need exhaust apparatus to penetrate cereal heap, the moisture in cereal can eject smoothly.
Warehouse for drying is extended in the heat-exchanger rig outlet of described heat-exchanger rig and heat-exchanger rig import; Heat-exchanger rig import is connected to heater, and heat-exchanger rig outlet is connected to heater.
1, the heat energy that produces of heater to be transmitted to the heat-exchanger rig in warehouse for drying by wireway by heat-conducting work medium, and heat-conducting work medium is entered in heat-exchanger rig by heat-exchanger rig import.
2, after heat-conducting work medium dispels the heat in heat-exchanger rig, through the outlet of heat-exchanger rig, again entered in heater again heat by wireway, such heat-conducting work medium circulation is heated always, dispels the heat, heats, is dispelled the heat.
Described heater is hot-blast stove, or boiler, or burner, or heat pump device.
Described heat-conducting work medium is gas or water or conduction oil.
After warehouse for drying is extended in the outlet of described exhaust apparatus, the moisture in warehouse for drying, by the outlet of exhaust apparatus, is discharged in air through wireway, condenser, wireway, vavuum pump.
1, condenser plays humidity condensed is the effect of water and gas.Volume-diminished 60-90% after humidity condensed, the power of the vavuum pump configured will reduce a lot, energy-saving and emission-reduction.
2, vavuum pump plays the moisture exhausting in warehouse for drying storehouse, the effect that vacuumizes.Vacuum in warehouse for drying storehouse is controlled by the pump drainage of vavuum pump, makes the vacuum in warehouse for drying storehouse reach the vacuum required for boiling point of water 30-58 DEG C.
The utility model compared with prior art has following beneficial effect: the cereal vacuum circle-type drier that the utility model provides, and it can realize continuing to promote stirring, and improves drying efficiency and optimizes drying effect; Heat-exchanger rig is directly to heat grain, heat conduction, heat radiation, heat energy Inner eycle thermal conversion efficiency is high and loss is little, expand heat conduction and heat radiation speed, improve bake out temperature, reduce the boiling temperature of moisture, such shortening grain dry time, make grain-drying uniform moisture, the grain quality after oven dry is further improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model cereal vacuum circle-type drier.
Detailed description of the invention:
Below in conjunction with drawings and Examples, the utility model is described further.
Embodiment:
As shown in Figure 1: a kind of cereal vacuum circle-type drier is made up of lifting device (1), warehouse for drying (2), condenser (4), vavuum pump (5), heater (7), heat-exchanger rig (8), material inlet valve (9), discharge valve (11), delivery device (10), support (6), wireway (3).
The lower end of described warehouse for drying (2) fixes support by support (6).
The metal warehouse that described warehouse for drying (2) is made into by metallic plate, the upper and lower side of warehouse for drying (2) is taper; The section of warehouse for drying (2) is square.
One end below described warehouse for drying (2) is provided with discharge valve (11); The side of warehouse for drying (2) overlying one end is provided with material inlet valve (9), and the centre of warehouse for drying (2) overlying one end is provided with lifting device (1).
Described material inlet valve (9) and discharge valve (11) are high airtight discharge gates.
Described lifting device (1) is mounted in warehouse for drying (2) storehouse, and fixing seal is wanted in the junction of lifting device (1) and warehouse for drying (2), can not leak gas.
Described lifting device (1) is auger elevator; The motor of auger elevator is arranged on the outside of warehouse for drying (2) upper end, and auger is arranged on middle position in warehouse for drying (2) storehouse; The position that the screw-conveyer-shaft of auger elevator and warehouse for drying (2) combine will increase sealing device, can not leak gas.
The middle position, lower end of described warehouse for drying (2) is provided with delivery device (10).
Heat-exchanger rig (8) and exhaust apparatus (15) are installed in described warehouse for drying (2) storehouse.
1, heat-exchanger rig (8) is heat exchange of heat pipe;
2, exhaust apparatus (15) is the exhaust apparatus of vacuum drying tower.
Warehouse for drying (2) is extended in heat-exchanger rig outlet (13) of described heat-exchanger rig (15) and heat-exchanger rig import (12); Heat-exchanger rig import (12) is connected to heater (7) by wireway (3), and heat-exchanger rig outlet (13) is connected to heater (7) by wireway (3); Heat-conducting work medium uses at heat-exchanger rig (15) and heater (7) Inner eycle.
Described heater (7) is hot-blast stove; Heat-conducting work medium is hot blast.
After warehouse for drying (2) is extended in the outlet of described exhaust apparatus (15), moisture in warehouse for drying (2), by the outlet of exhaust apparatus (15), is discharged in air through wireway (3), condenser (4), wireway (3), vavuum pump (5).
One end of described condenser (4) is connected to vavuum pump (5) by wireway (3); The other end of condenser (4) is connected to the outlet of exhaust apparatus (15) by wireway (3).
Described vavuum pump (5), by the connection of condenser (4), wireway (3), is connected in the outlet of the exhaust apparatus (15) in warehouse for drying (2) storehouse; Vavuum pump (5) is by the connection of condenser (4), wireway (3), pump drainage controls the vacuum in warehouse for drying (2) storehouse, makes the vacuum in warehouse for drying (2) storehouse reach the required vacuum of water 30-58 DEG C boiling point.
The workflow of cereal vacuum circle-type drier:
1, heater (7) hot-blast stove is started working, heat-conducting work medium hot blast carries heat energy and is transferred in heat-exchanger rig (8) by wireway (3) through heat-exchanger rig import (12), heats in warehouse for drying (2) storehouse.
2, after heat-conducting work medium dispels the heat in heat-exchanger rig (8), through heat-exchanger rig outlet (13), again entered in heater (7) by wireway (3) and again heat, such heat-conducting work medium circulation is heated always, dispels the heat, heats, is dispelled the heat.
3, after cereal enters warehouse for drying (2) by material inlet valve (9), after closing material inlet valve (15), start to dry cereal.
4, the auger elevator rotary motion of lifting device (1), stirs the cereal lifting from bottom to top of warehouse for drying (2) bottom, allows cereal thermally equivalent, hydrofuge, drying.
5, vavuum pump (5) is by the moisture exhausting in warehouse for drying (2) storehouse, vacuum in warehouse for drying (2) storehouse is controlled by the pump drainage of vavuum pump (5), makes the vacuum in warehouse for drying (2) storehouse reach the vacuum required for boiling point of 45 DEG C, water.
6, the humidity condensed that exhaust apparatus (15) in lower for baking storehouse (2) storehouse is discharged is the effect of water and gas by condenser (4).Volume-diminished 85% after humidity condensed, the power of the vavuum pump configured (5) will reduce a lot, energy-saving and emission-reduction.
7, after grain-drying drying, open discharge valve (11), warehouse for drying (2) discharged by cereal.
The foregoing is only preferred embodiment of the present utility model, be not used for limiting practical range of the present utility model; If do not depart from spirit and scope of the present utility model, the utility model is modified or equivalent to replace, in the middle of the protection domain that all should be encompassed in the utility model claim.
Claims (9)
1. a cereal vacuum circle-type drier, is characterized in that: cereal vacuum circle-type drier is made up of lifting device (1), warehouse for drying (2), condenser (4), vavuum pump (5), heater (7), heat-exchanger rig (8), material inlet valve (9), discharge valve (11), delivery device (10), support (6), wireway (3);
The lower end of described warehouse for drying (2) fixes support by support (6); The metal warehouse that warehouse for drying (2) is made into by metallic plate, the upper and lower side of warehouse for drying (2) is taper;
One end below described warehouse for drying (2) is provided with discharge valve (11); Dry and be provided with material inlet valve (9) in the side of storehouse (2) overlying one end, the centre of warehouse for drying (2) overlying one end is provided with lifting device (1);
Described lifting device (1) is mounted in warehouse for drying (2) storehouse, or is arranged on the outside of warehouse for drying (2); Fixing seal is wanted in the junction of lifting device (1) and warehouse for drying (2), can not leak gas;
The middle position, lower end of described warehouse for drying (2) is provided with delivery device (10);
Described baking is provided with heat-exchanger rig (8) and exhaust apparatus (15) in the storehouse of storehouse (2);
Heat-exchanger rig outlet (13) sharp heat-exchanger rig import (12) of described heat-exchanger rig (15) extends warehouse for drying (2); Heat-exchanger rig import (12) is connected to heater (7) by wireway (3), and heat-exchanger rig outlet (13) is connected to heater (7) by wireway (3); Heat-conducting work medium uses at heat-exchanger rig (15) and heater (7) Inner eycle;
Described heat-conducting work medium is gas or water or conduction oil;
After warehouse for drying (2) is extended in the outlet of described exhaust apparatus (15), be connected to condenser (4), vavuum pump (5) by wireway (3).
2. a kind of cereal vacuum according to claim 1 is circulating dries in machine, it is characterized in that: the section of warehouse for drying (2) is square, or circular.
3. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: material inlet valve (9) and discharge valve (11) are valves, or high airtight discharge gate, or vacuum valve.
4. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: lifting device (1) is bucket elevator, or auger elevator.
5. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: heat-exchanger rig (8) is heat exchange of heat pipe, or tubular heat exchanger.
6. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: exhaust apparatus (15) is the exhaust apparatus of vacuum drying tower, or circular flow ventilation exhaust apparatus, or tubulation exhaust apparatus.
7. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: heater (7) is hot-blast stove, or boiler, or burner, or heat pump device.
8. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: one end of condenser (4) is connected to vavuum pump (5) by wireway (3); The other end of condenser (4) is connected to the outlet of exhaust apparatus (15) by wireway (3).
9. a kind of cereal vacuum circle-type drier according to claim 1, is characterized in that: vavuum pump (5) is connected to the outlet of the exhaust apparatus (15) in warehouse for drying (2) storehouse by condenser (4), wireway (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520376507.7U CN204705159U (en) | 2015-05-29 | 2015-05-29 | Cereal vacuum circle-type drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520376507.7U CN204705159U (en) | 2015-05-29 | 2015-05-29 | Cereal vacuum circle-type drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204705159U true CN204705159U (en) | 2015-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520376507.7U Expired - Fee Related CN204705159U (en) | 2015-05-29 | 2015-05-29 | Cereal vacuum circle-type drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204705159U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105532862A (en) * | 2015-12-29 | 2016-05-04 | 无锡职业技术学院 | Novel fast drying device |
| CN105941616A (en) * | 2016-07-14 | 2016-09-21 | 吉林省农业科学院 | Vacuum grain dryer and drying method |
| CN111256436A (en) * | 2020-03-27 | 2020-06-09 | 吴焕松 | Grain drying equipment and water-containing coarse grain comprehensive treatment equipment |
-
2015
- 2015-05-29 CN CN201520376507.7U patent/CN204705159U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105532862A (en) * | 2015-12-29 | 2016-05-04 | 无锡职业技术学院 | Novel fast drying device |
| CN105941616A (en) * | 2016-07-14 | 2016-09-21 | 吉林省农业科学院 | Vacuum grain dryer and drying method |
| CN105941616B (en) * | 2016-07-14 | 2024-03-26 | 吉林省农业科学院 | Vacuum grain dryer and drying method |
| CN111256436A (en) * | 2020-03-27 | 2020-06-09 | 吴焕松 | Grain drying equipment and water-containing coarse grain comprehensive treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20200529 |