CN215412758U - Formula circulation grain drying-machine is criticized to two heating sections - Google Patents
Formula circulation grain drying-machine is criticized to two heating sections Download PDFInfo
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- CN215412758U CN215412758U CN202121358888.8U CN202121358888U CN215412758U CN 215412758 U CN215412758 U CN 215412758U CN 202121358888 U CN202121358888 U CN 202121358888U CN 215412758 U CN215412758 U CN 215412758U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Abstract
The utility model provides a batch type circulating grain dryer with double heating sections, which comprises a drying box body and a circulating conveyor, wherein the drying box body is provided with a heating section; wherein the drying box body is sequentially provided with a grain storage tempering section, a mixed flow drying section, a tempering turning section, a cache carding section, a transverse flow drying section and a discharge hopper from top to bottom; wherein one side of the drying box body is provided with a hot air delivery pipe and the other side is provided with a moisture exhaust pipe; wherein the mixed flow drying section is provided with a plurality of hot air inlet channels, and the other end of the mixed flow drying section is provided with a plurality of wet air channels; the cross flow drying section is sequentially provided with a plurality of rows of transverse pipes from top to bottom; the bottom of each transverse pipe is in an open shape, one end of each transverse pipe in odd rows is provided with a hot air inlet, the other end of each transverse pipe in odd rows is in a closed shape, and one end of each transverse pipe in even rows is provided with a moisture outlet, and the other end of each transverse pipe in even rows is in a closed shape. The utility model ensures the high quality of the dried grains, can shorten the drying time by 30 percent under the same condition, saves energy by 30 percent and improves the drying efficiency by 30 to 40 percent.
Description
Technical Field
The utility model relates to grain drying equipment, in particular to a batch type circulating grain drying machine with double heating sections.
Background
Batch type circulation grain drying machines are widely used and popularized in China, but how to achieve energy saving and high efficiency of batch type circulation grain drying machines is a problem which needs to be developed and researched all the time. The traditional dryer has two drying forms, one is 'mixed flow drying' and the other is 'cross flow drying'. Batch type circulation grain drying machines are generally in a cross-flow drying mode, and the drying efficiency of the drying mode is low, and energy waste is serious. Because the cross flow drying often has the phenomena of sieve plate blockage and obstruction.
Disclosure of Invention
In order to solve the problems, the utility model discloses a double-heating-section batch type circulating grain dryer, which solves the problems of sieve plate blockage and obstruction in the cross-flow drying process, and has the advantages of high efficiency and energy conservation through scientific combination so as to improve the drying quality.
A double-heating-section batch type circulating grain dryer comprises a drying box body and a circulating conveyor; wherein the discharge hole of the circulating conveyor is fixedly connected with the grain homogenizing disperser; wherein the drying box body is sequentially provided with a grain storage tempering section, a mixed flow drying section, a tempering turning section, a cache carding section, a transverse flow drying section and a discharge hopper from top to bottom; wherein one side of the drying box body is provided with a hot air delivery pipe and the other side is provided with a moisture exhaust pipe; one end of the hot air conveying pipe is connected with the hot air furnace through a hot air conveying fan; the moisture exhaust pipe is fixedly connected with the dust removal box through a moisture exhaust fan; wherein the mixed flow drying section is provided with a plurality of hot air inlet channels, and the other end of the mixed flow drying section is provided with a plurality of wet air channels; the cross flow drying section is sequentially provided with a plurality of rows of transverse pipes from top to bottom; the bottom of each transverse pipe is in an open shape, one end of each transverse pipe in odd rows is provided with a hot air inlet, the other end of each transverse pipe in odd rows is in a closed shape, and one end of each transverse pipe in even rows is provided with a moisture outlet, and the other end of each transverse pipe in even rows is in a closed shape.
Furthermore, a plurality of buffer rods are sequentially arranged on the cache carding section; each buffer rod is provided with a plurality of partition plates.
Furthermore, both sides of the inner cavity of each transverse pipe are arc-shaped, so that the ventilation area is increased, and thorough drying is ensured.
Furthermore, the high-humidity gas exhaust pipe is arranged at the upper end part of the outer side of the drying box body and is connected and communicated with the humidity exhaust pipe, so that the drying box body is ensured to be thoroughly dehumidified and exhausted.
Further, the circulating conveyor passes through the elephant trunk with it is fixed to all connect the grain deconcentrator, guarantees smoothly send into the stoving box with cereal through the elephant trunk in and carry out the average distribution through all grain deconcentrators.
The working principle of the utility model is as follows:
1. conveying grains to a grain storage tempering section in a drying box body through a circulating conveyor to perform slow feeding buffering and send the grains to a mixed flow drying section, sending hot air into a hot air conveying pipe through a hot air sending fan by a hot air stove and sending the hot air into the drying box body, wherein one end of a transverse pipe in odd rows is provided with a hot air inlet, the other end of the transverse pipe in even rows is closed, and one end of a transverse pipe in even rows is provided with a moisture outlet; the hot air is sent into the transverse pipe, the other end of the transverse pipe is closed, and the bottom of the transverse pipe is open, so that the hot air continues to flow downwards, the heating area is increased, and then the hot air is sent into the moisture exhaust pipe through the moisture outlet; after the grains are mixed and dried, the grains are subjected to slow storage and carding through a slow tempering turning section, so that the grains can smoothly enter a transverse flow drying section of a lower boundary section; the moisture content and the temperature from the center of grains to the surface of the grains in the cross flow drying section tend to be more balanced,
2. the hot air passes through the hot air channel to dry and dry the grains passing through the mixed flow drying section in time to generate moisture, and the moisture is sent to the moisture exhaust pipe through the wet air channel, so that the grains with low temperature and humidity are contacted and flow in the same direction, thus not only fully utilizing the high temperature hot air, but also drying each grain at the same temperature;
3. because the buffering carding section is arranged, grains are effectively buffered and uniformly distributed and are sent into the cross flow drying section through the buffering rod and the partition plate.
4. The moisture exhaust pipe is sent into the dust removal box through the moisture exhaust fan to effectively remove dust, and then is discharged into the air, so that the environmental protection is ensured, and the environment is not polluted.
The utility model has the beneficial effects that: the drying box has the advantages that high-moisture grains are effectively dehumidified, a large amount of dust impurities are discharged through the moisture exhaust pipe and are sent into the dust removal box, the problems that a sieve plate is blocked and is not smooth in the cross-flow drying process are solved, and through scientific combination, high efficiency and energy conservation are realized, so that the drying quality is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top cross-sectional view of the mixed flow drying section;
FIG. 3 is a front cross-sectional view of a cross-flow drying section;
FIG. 4 is a top cross-sectional view of the buffer carding segment;
FIG. 5, a right side view of the transverse tube;
list of reference numerals:
wherein 1, drying the box body; 2-a circulating conveyor; 3-homogenizing grain disperser; 4-grain storage tempering section; 5-mixed flow drying section; 6-tempering a turning section; 7-caching the carding segment; 8-cross flow drying section; 9-a transverse tube; 10-a hot air delivery pipe; 11-a moisture removal pipe; 12-a heat-supply fan; 13-hot blast stove; 14-a moisture removal fan; 15-dust removal box; 16-a buffer rod; 17-a partition plate; 18-high humidity gas exhaust pipe; 5-1-hot air inlet; 5-2-wet wind channel; 19-discharge hopper.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the utility model and not as limiting the scope of the utility model. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 5, the batch type circulation grain dryer with double heating sections of the present embodiment includes a drying cabinet 1 and a circulation conveyor 2; wherein the discharge hole of the circulating conveyor 2 is fixedly connected with the grain-homogenizing disperser 3 through a chute 20.
Wherein the drying box body 1 is sequentially provided with a grain storage tempering section 4, a mixed flow drying section 5, a tempering turning section 6, a buffer carding section 7, a cross flow drying section 8 and a discharge hopper 19 from top to bottom; wherein one side of the drying box body 1 is provided with a hot air delivery pipe 10, and the other side is provided with a moisture exhaust pipe 11; wherein one end of the hot air delivery pipe 10 is connected with a hot air furnace 13 through a hot air delivery fan 12; the moisture exhaust pipe 11 is fixedly connected with the dust removal box 15 through a moisture exhaust fan 14; the high-humidity gas exhaust pipe 18 is arranged at the upper end part of the outer side of the drying box body 1 and is communicated with the humidity exhaust pipe 11.
Wherein the mixed flow drying section 5 is provided with a plurality of hot air inlet channels 5-1, and the other end is provided with a plurality of wet air channels 5-2; the cross flow drying section 8 is sequentially provided with a plurality of rows of transverse pipes 9 from top to bottom; the bottom of each transverse pipe 9 is open, one end of each transverse pipe 9 in odd rows is provided with a hot air inlet, the other end of each transverse pipe 9 in odd rows is closed, one end of each transverse pipe 9 in even rows is provided with a moisture outlet, and the other end of each transverse pipe 9 in even rows is closed; the two sides of the inner cavity of each transverse pipe 9 are arc-shaped.
The buffer carding section 7 is sequentially provided with a plurality of buffer rods 16; each buffer rod 16 is provided with a plurality of partition plates 17.
In the embodiment, firstly, grains are conveyed to a grain storage tempering section 4 in a drying box body 1 by a circulating conveyor 2 to be fed into a mixed flow drying section 5 in a cushioning manner, hot air is conveyed into a hot air conveying pipe 10 by a hot air conveying fan 12 by a hot air furnace 13 and is conveyed into the drying box body 1, wherein one end of an odd-numbered row of transverse pipes 9 is provided with a hot air inlet, the other end of the odd-numbered row of transverse pipes is closed, one end of an even-numbered row of transverse pipes 9 is provided with a moisture outlet, and the other end of the even-numbered row of transverse pipes 9 is closed; the hot air is sent into the transverse pipe, the other end of the transverse pipe is closed, the bottom of the transverse pipe 9 is open, the hot air continues to go downwards, the heating area is increased, and then the hot air is sent into the moisture exhaust pipe through the moisture outlet; after the grains are mixed and dried, the grains are buffered and carded in the buffering and carding section 7 through the buffering and turning section 6, so that the grains can smoothly enter the transverse flow drying section 8 of the lower boundary section; the moisture content and the temperature from the center of grains to the surface of the grains passing through the cross flow drying section 8 tend to be more balanced,
the hot air is used for drying and drying the grains passing through the mixed flow drying section in time through the hot air channel 5-1 to generate moisture, and the moisture is sent into the moisture exhaust pipe 11 through the wet air channel, so that the grains which are low in temperature and wet are contacted and flow in the same direction, the high-temperature hot air is fully utilized, each grain can be dried at the same temperature, and the grains are effectively buffered and uniformly distributed and sent into the transverse flow drying section 8 through the buffer rod 16 and the partition plate 17 due to the buffer carding section 7.
The embodiment ensures the high quality of the dried grains, can shorten the drying time by 30 percent under the same condition, saves energy by 30 percent, improves the drying efficiency by 30 to 40 percent, and ensures the actual average precipitation fraction per hour to reach 1 percent on the premise of ensuring the quality.
The technical means disclosed in the utility model scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.
Claims (5)
1. The utility model provides a formula circulation grain drying-machine is criticized to two heating sections which characterized in that: comprises a drying box body (1) and a circulating conveyor (2); wherein the discharge hole of the circulating conveyor (2) is fixedly connected with the grain homogenizing disperser (3); wherein the drying box body (1) is sequentially provided with a grain storage tempering section (4), a mixed flow drying section (5), a tempering turning section (6), a buffer carding section (7), a transverse flow drying section (8) and a discharge hopper (19) from top to bottom; wherein one side of the drying box body (1) is provided with a hot air delivery pipe (10) and the other side is provided with a moisture exhaust pipe (11); wherein one end of the hot air delivery pipe (10) is connected with the hot air furnace (13) through a hot air delivery fan (12); the moisture exhaust pipe (11) is fixedly connected with the dust removal box (15) through a moisture exhaust fan (14); wherein the mixed flow drying section (5) is provided with a plurality of hot air inlet channels (5-1) and the other end is provided with a plurality of wet air channels (5-2); the cross flow drying section (8) is sequentially provided with a plurality of rows of transverse pipes (9) from top to bottom; the bottom of each transverse pipe (9) is in an open shape, one end of each transverse pipe (9) in odd rows is provided with a hot air inlet, the other end of each transverse pipe is in a closed shape, and one end of each transverse pipe (9) in even rows is provided with a moisture outlet, and the other end of each transverse pipe is in a closed shape.
2. The dual heating section batch type circulation grain dryer of claim 1, wherein: the buffer carding section (7) is sequentially provided with a plurality of buffer rods (16); each buffer rod (16) is provided with a plurality of partition plates (17).
3. The dual heating section batch type circulation grain dryer of claim 1, wherein: the two sides of the inner cavity of each transverse pipe (9) are arc-shaped.
4. The dual heating section batch type circulation grain dryer of claim 1, wherein: the high-humidity gas exhaust and collection pipe (18) is arranged at the upper end part of the outer side of the drying box body (1) and is communicated with the humidity exhaust pipe (11).
5. The dual heating section batch type circulation grain dryer of claim 1, wherein: the circulating conveyor (2) is fixedly connected with the grain-homogenizing disperser (3) through a chute (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121358888.8U CN215412758U (en) | 2021-06-18 | 2021-06-18 | Formula circulation grain drying-machine is criticized to two heating sections |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121358888.8U CN215412758U (en) | 2021-06-18 | 2021-06-18 | Formula circulation grain drying-machine is criticized to two heating sections |
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| CN215412758U true CN215412758U (en) | 2022-01-04 |
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| CN202121358888.8U Active CN215412758U (en) | 2021-06-18 | 2021-06-18 | Formula circulation grain drying-machine is criticized to two heating sections |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608304A (en) * | 2022-04-16 | 2022-06-10 | 扬州市泽扬机械有限公司 | Grain dryer and drying process |
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2021
- 2021-06-18 CN CN202121358888.8U patent/CN215412758U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608304A (en) * | 2022-04-16 | 2022-06-10 | 扬州市泽扬机械有限公司 | Grain dryer and drying process |
| CN114608304B (en) * | 2022-04-16 | 2022-12-20 | 扬州市泽扬机械有限公司 | Grain dryer and drying process |
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