CN202135646U

CN202135646U - Wind and heat hybrid grain drier

Info

Publication number: CN202135646U
Application number: CN201020643027U
Authority: CN
Inventors: 张净琳; 张建臣
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-06
Filing date: 2010-12-06
Publication date: 2012-02-08
Anticipated expiration: 2020-12-06

Abstract

The utility model relates to grain storage equipment, in particular to a wind and heat hybrid grain drier, namely a drying tower (2) with an upper opening and a lower opening. At least one vertical grain bin (3) enclosed by a screen is arranged in the tower, and an air duct (5) is arranged outside each grain bin (3). The drying tower is characterized in that a natural wind cover (6) is arranged on one side of each grain bin (3), and a wind supplementary cover (7) is arranged on the other side of each grain bin (3). A natural wind inlet (9) is arranged at the bottom of each natural wind cover (6), a certain distance is reserved between an upper cover and the upper end of each grain bin (3), each wind supplementary cover (7) is a closed box which is made of enclosing thin boards and covers the lower portion of the other side of each grain bin (3), and a wind supplement port (10) leading into each box is connected with one wind supplement pipe (8), and the wind supplement pipe (8) extends out of the tower to be connected with the a blower. The wind and heat hybrid grain drier has the advantages that the wind and heat hybrid grain drier is capable of adopting natural wind and manual wind supplement to regulate temperature, and the wind and heat hybrid grain drier is a multi-regional and all-weather grain dewatering device, suitable for small-scale disperse intermittent operation, capable of meeting requirements of large-scale concentrated continuous operation and expected to substitute existing similar devices to serve as important equipment for grain reserves.

Description

The complementary grain drier of wind-heat

Technical field

The utility model relates to a kind of foodstuff preservation equipment, the complementary grain drier of promptly a kind of wind-heat.

Background technology

Grains such as corn must reach safe water content through dehydrating before warehouse-in, it is rotten just to prevent to go rotten in the storage.In the past, grain drying mainly leans on natural drying, and occupied ground is big, and the time is long, loses morely, is difficult to satisfy the needs of the concentrated accumulating of grain.In order to address this problem, in recent years, people adopt grain drying tower that grain is carried out dewatering operation, have obtained effect preferably., grain drying tower need be a thermal source with coal or electric power, and it is higher to consume energy, and belongs to the high-carbon operation.In order to practice thrift the coal electric resources, the someone develops a kind of overhead natural air drying equipment, is incorporated with grain in the crate of certain altitude exactly, carries out drying by natural wind.Though this equipment does not consume the coal electricity, can only carry out batch operation, one-period is adorned once, unloads once, can not carry out continuously.And duty cycle is longer, generally needs 10-15 day could accomplish one-stop operation.Particularly pack into after the grain, the position of grain is constant basically, because the wind-force of each position differs greatly, dry degree has nothing in common with each other, and the dry uniformity is relatively poor.Because lean on natural wind work, when wind was little, this equipment will quit work.Thereby the scope of application is very limited, can only supply peasant household to disperse to use, and is not suitable for large-scale grain and concentrates drying operation.To above-mentioned situation, I once invented a kind of natural air dryer of grains, added the shell of setting exactly in the outside of a plurality of compass screen surface net cages, utilized the shell leeway with end opening suitable for reading, realized that inner air flows, and has strengthened the stability of wind-force., find in application process that owing to receive the restriction of mounting condition and conveying capacity, this equipment can not be too high, generally can only reach about 30 meters, when wind-force was especially little up, its operation also can receive certain influence.Particularly in the winter of cold, grain moisture content freezes, even there is wind also to be difficult to reach the purpose of dehydration.

Summary of the invention

The purpose of the utility model provides and a kind ofly can make full use of natural wind, when natural wind wind-force is not enough, can replenish wind-force through equipment; Cross when low in temperature, can be through equipment adjustment temperature, operating efficiency is high, the cycle is short; Dry mass is even, but both batch operations can be worked continuously again; Both be fit to working in dispersion on a small scale, be suitable for the extensive grain drying equipment of concentrating dry storage again.

Above-mentioned purpose is realized by following technical scheme: developing the complementary grain drier of a kind of wind-heat, also is a kind of all around by the air-dry tower of shell seal, upper and lower opening, has the tanker of a setting in the tower at least; The both sides box wall of tanker is made up of screen cloth, and the tanker outside is for connecting air channel suitable for reading, and different is: a side of said tanker is provided with the nature fan housing; Opposite side is provided with the benefit fan housing; The nature fan housing is to surround the case type container that is buckled in tanker one side by thin plate, has the natural wind inlet below it, a segment distance is arranged between on natural fan housing upper end and the tanker; Mending fan housing is the airtight case type container that is buckled in other side lower part of tanker that is surrounded by thin plate; Be provided with wind-supplying mouth in the box, wind-supplying mouth links to each other with secondary air channel, and secondary air channel stretches out outside the air-dry tower and hair-dryer joins.During work, natural wind gets into the nature fan housing from air inlet, under the effect of leeway, passes tanker from discharge suitable for reading.When wind-force is not enough, starts hair-dryer and replenish wind-force to tanker through mending fan housing.When temperature was too low, hair-dryer was squeezed into tanker with hot blast.

Be provided with pressure sensor and hygrosensor in the said air-dry tower, pressure sensor and hygrosensor and automaton interrelate, and equipment such as automaton and hair-dryer, last grain machine interrelate.

Said hair-dryer and thermal source join.

Said thermal source is the firepower thermal source.

Said thermal source is an electric heat source.

Said thermal source is a solar source.

The beneficial effect of the utility model is: natural wind both capable of using, can artificially replenish wind-force again, the adjustment temperature; Thereby the stability of the work of guarantor becomes a kind of many regions, round-the-clock grain dehydration equipment, can be fit to disperse on a small scale batch operation; Can satisfy the extensive needs of working continuously of concentrating again; And have simple in structure, cheap, economize on coal, economize on electricity, low-cost, high-efficiency characteristics, be expected to substitute existing similar type, become the visual plant of grain reserves.

Description of drawings

Fig. 1 is the front view of first kind of embodiment;

Fig. 2 is the vertical view of first kind of embodiment;

Fig. 3 is the perspective view of the parts tanker of first kind of embodiment;

Fig. 4 is the block diagram of second kind of embodiment.

Visible among the figure: support 1, air-dry tower 2, tanker 3, last grain pipe 4, air channel 5, natural fan housing 6 is mended fan housing 7, secondary air channel 8, natural wind inlet 9, wind-supplying mouth 10, control grain roller 11, auger 12.

The specific embodiment

First kind of embodiment: like Fig. 1, shown in 2, this air-dry tower 2 is up to 30m, and body of the tower is airtight by shell, and support 1 is arranged under the upper and lower opening, tower, on last grain pipe 4 is arranged, be provided with the tanker 3 of a plurality of settings in the tower.Visible in conjunction with Fig. 3, two tank walls of tanker 3 are to be made up of screen cloth, the shell of other both sides air-dry tower 2 capable of using, and tanker 3 preferred heights 30m, thick 10cm, slot size is not to leak grain degree of being.Grain is air channel 5 through last grain pipe 4 tanker 3 of packing between each tanker 3.Because the cat head wind speed is high, can drive the air-flow high speed uplink in the air channel 5.In a side of tanker 3, be buckled with a box-like natural fan housing 6, the loam cake of natural fan housing 6, both sides and positive sealing have natural wind inlet 9 below.Natural wind inlet 9 is provided with switch, when opening and atmosphere.The height of nature fan housing 6 is lower than the height of tanker 3, and a segment distance is arranged above.At the opposite side of tanker 3, be buckled with a box-like benefit fan housing 7.It is all airtight with the front up and down to mend fan housing 7, and the wind-supplying mouth 10 that secondary air channel 8 picks out gets into to be mended in the fan housings 7, and secondary air channel 8 stretches out that tower is outer to communicate with hair-dryer, hair-dryer both can with atmosphere, also can communicate with hot air source.The hot air source here can be firepower thermal source, electric power thermal source, also can be solar source, as long as can produce hot blast.During drying operation, natural wind inlet 9 is opened, and natural wind gets into nature fan housing 6, and penetrates tanker 3, and under the pulling of wind-force on the tower, passes tanker 35 discharges from the air channel, takes away the moisture in the grain simultaneously, impels grain drying.When natural wind is hypodynamic, can start hair-dryer, in mending fan housing 7, replenish wind-force by secondary air channel 8.Drop to below freezingly in air themperature, grain includes water freezing, and is eager to carry out can insert hot air source to hair-dryer under the dry situation, in tower, injects hot blast, to improve temperature, works on.

Like Fig. 1, shown in 2, below tanker 3, the grain tapping equipment is housed.This routine tapping equipment is a control grain roller 10 and an auger 11; Control grain roller 10 is tooth posts that a tooth periphery is uniformly distributed with groove; Can under the drive of motor,, tanker 3 interior grains through super-dry be ejected basically sequentially by the rotational speed of setting; Give following auger 11, see off by auger 11 again.Because the rotating speed of control grain roller 10 and auger 11 can be according to the degree of drying regulation and control of grain in the tower; Grain in the tanker 3 can slowly move down successively; Accomplish dehydration in the time of at the bottom of arriving tower; Thereby realize working continuously, the suffered drying condition of grain is more or less the same, thereby dry degree also compares homogeneous.

The section configuration of this air-dry tower 1 recommends to adopt rectangle, and the tanker 3 of the inside also should be selected cuboid.Certain air-dry tower also can adopt other shapes, and as cylindrical, several tankers 3 of the inside also are the several hydrostatic columns that are nested together.

Second kind of embodiment: as shown in Figure 4, in order to improve transaction capabilities, this equipment also is provided with the single-chip microcomputer program control device.Wind pressure sensor, hygrosensor are housed in tower, also are provided with moisture teller at the grain inlet, during work; The various data-signals of gathering are delivered to single-chip microcomputer, and single-chip microcomputer can be realized intelligent automatic operation according to the programme-control hair-dryer of setting, upward equipment coordinations such as grain machine, control grain roller 11, auger 12, hot air source; To alleviate people's working strength; Improve the accuracy that various parameters are judged, equipment is worked under optimal state, obtain best operation effectiveness.

Claims

1. the complementary grain drier of wind-heat also is a kind of all around by the air-dry tower (2) of shell seal, upper and lower opening, has the tanker (3) of a setting in the tower at least; The both sides box wall of tanker (3) is made up of screen cloth, and tanker (3) outside is for connecting air channel (5) suitable for reading, and different is: a side of said tanker (3) is provided with nature fan housing (6); Opposite side is provided with mends fan housing (7); Nature fan housing (6) is to surround the case type container that is buckled in tanker one side by thin plate, has natural wind inlet (9) below it, a segment distance is arranged between on natural fan housing (6) upper end and the tanker (3); Mending fan housing (7) is the airtight case type container that is buckled in other side lower part of tanker (3) that is surrounded by thin plate; Be provided with wind-supplying mouth (10) in the box, wind-supplying mouth (10) links to each other with secondary air channel (8), and secondary air channel (8) stretches out outside the air-dry tower (2) and hair-dryer joins.

2. the complementary grain drier of wind-heat according to claim 1; It is characterized in that: be provided with pressure sensor and hygrosensor in the said air-dry tower (1); Pressure sensor and hygrosensor all interrelate with automaton, and automaton and hair-dryer, last grain machine, control grain roller (11), hot air source interrelate.

3. the complementary grain drier of wind-heat according to claim 1, it is characterized in that: said hair-dryer and thermal source join.

4. the complementary grain drier of wind-heat according to claim 3, it is characterized in that: said thermal source is the firepower thermal source.

5. the complementary grain drier of wind-heat according to claim 3, it is characterized in that: said thermal source is an electric heat source.

6. the complementary grain drier of wind-heat according to claim 3, it is characterized in that: said thermal source is a solar source.