CN205878847U - Cereal negative pressure continuous dryer's built -in heating device - Google Patents

Abstract

The utility model provides a cereal negative pressure continuous dryer's built -in heating device, includes feed bin, guide device, the baffle that punches a hole, auxiliary heating device, built -in heating device, air intake, air outlet, centrifugal fan, feed inlet, discharge gate. The feed bin top is the feed inlet, and the bottom is the discharge gate. Be equipped with the guide device in the feed bin, guide device lower part is equipped with built -in heating device, and built -in heating device front and back side (windward side and lee side ) is the baffle that punches a hole. It is the air outlet that feed bin outer wall one side is equipped with an evagination opening, and the opposite side is equipped with auxiliary heating device and is air intake, the punch a hole plate washer of air on auxiliary heating device. This device still includes centrifugal fan, establishes at the feed bin external margin. The utility model has the advantages of: the grain drying who obtains is even, and work efficiency is high.

Description

A kind of built-in heater of corn negative pressure continuous drier

Technical field

This utility model relates to a kind of heat grain device, is specifically related to built-in the adding of a kind of corn negative pressure continuous drier Thermal.

Background technology

Corn drying is beneficial to Long-term Storage, goes bad as being dried not in time to go rotten generation.Recently as agricultural science and technology Progressive, the grain yield of China is continuously increased.But due to dry technology and the backwardness of equipment so that corn can not get timely Being dried and cause moldy metamorphism, bring serious economic loss, therefore, crop dryer has important practical significance and wide Market prospect.Grain drying is machinery and the equipment reducing corn Desiccated velocity, its role is to as the water in corn Vaporization is divided to create conditions.General temperature often raises 1 DEG C, and its percentage relative humidity can reduce by 4.5, so conventional dry side Formula is hot air drying.Room temperature throughcirculation dryer is made up of dryness storehouse and blower fan.By the difference of draft type have vertical gas streaming and Radial ventilation formula two kinds.Vertical gas streaming aeration-drying storehouse is born by narrow meshed ventilative floor and is left ventilation under corn, floor Road, air is blown into ventilating duct by blower fan, and through floor aperture upwardly through Grain-Layer, after absorbing moisture, humid air is by storehouse top row Go out.Radial ventilation dryness storehouse is the tower silo being made up of ventilative bulkhead and gas-tight silo top, is provided with air inlet at the bottom of storehouse, and the center in storehouse sets Air ventilation pipe.Air is sent into air ventilation pipe by blower fan from air inlet, tube wall surrounding flow out, radially across paddy layer and absorb After moisture, the sidewall from storehouse is discharged.The paddy layer passed due to air-flow is relatively thin, thus is dried very fast.But, conventional drying machine with Drying mode all makes corn drying uneven, and energy consumption is high.

Utility model content

Therefore, equipment to be solved in the utility model and technical problem are exsiccator dried grain in prior art Time, the high defect with uneven drying of required energy consumption.

To this end, this utility model provides the built-in heater of a kind of corn negative pressure continuous drier, including feed bin, guide Device, punching baffle plate, assisted heating device, built-in heater, air inlet, air outlet, centrifugal blower, charging aperture, discharging opening. Feed bin top be square, bottom be funnel shaped container.Feed bin top is charging aperture, and bottom is discharging opening.Guide it is provided with in storehouse Device, material guide device is a right angle triangle body, is made up of material guide device inclined-plane, material guide device vertical and bottom surface.Material guide device The angle on inclined-plane is not less than 63 degree.Material guide device bottom surface is connected with a built-in heater, and built-in heater is built with built-in Load (sending out) hot body of heater, the position directly below at material guide device two ends is punching baffle plate.The punching shelves of feed bin outer wall side Plate is air inlet, and it is air outlet that the punching plate washer of opposite side is provided with an evagination opening, and discharge pipe can be cylindrical, square etc., pipe Footpath size is equal with punching baffle length.The punching baffle plate of feed bin outer wall both sides is respectively just to air inlet and outlet.Feed bin outer wall Being provided with assisted heating device, air is preheated by assisted heating device laggard to enter to do corn in feed bin through punching plate washer Dry.Built-in heater and assisted heating device are designed with automatic temperature controller, can need to arrange different doing according to being dried Dry temperature.

The beneficial effects of the utility model:

1 in the upper end of heater equipped with multiple material guide devices, the one side of each material guide device keeps vertical, and another side is Inclined-plane, can avoid corn " knot arch " in feed bin.

Punching plate washer is installed at the windward side of 2 each built-in heaters and the back side, the shape of punching plate washer and size with Air inlet, built-in heater and connector are in the same size and the most right, while meeting the passing through of hot blast, moreover it is possible to anti- In only corn flows into heater.

Load (sending out) hot body of multiple built-in heater it is provided with, load (sending out) hot body of each built-in heater in 3 feed bins There are enough gaps, are conducive to the heat carrying (sending out) hot body to distribute, reduce the hot blast resistance by heater.

Accompanying drawing explanation

If Fig. 1 is structural representation of the present utility model.

Wherein 1 feed bin, 2 material guide devices, 3 punching baffle plates, the thermophore of 4 built-in heaters, 5 assisted heating devices, in 6 Put heater, 7 air inlets, 8 centrifugal blowers, 9 charging apertures, 10 discharging openings, 11 airducts and feed bin connector, 12 air outlets.

Detailed description of the invention

Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality Novel protected scope.

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only Must have specific for the ease of describing this utility model and simplification description rather than instruction or the device of hint indication or element Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in this utility model.

As long as additionally, technical characteristic involved in this utility model difference embodiment disclosed below is each other The conflict of not constituting just can be combined with each other.

The built-in heater of a kind of corn negative pressure continuous drier, mainly includes feed bin 1, material guide device 2, punching baffle plate 3, assisted heating device 5, built-in heater 6, air inlet 7, centrifugal blower 8, charging aperture 9, discharging opening 10.Feed bin 1 top is Charging aperture 9, bottom is discharging opening 10.Being provided with material guide device 2 in feed bin 1, described material guide device 2 is a right angle triangle body, right angle Triangle body is made up of material guide device inclined-plane, material guide device vertical and bottom surface.Material guide device 2 bottom is provided with a built-in heater 6, the internal thermophore 4 equipped with multiple built-in heaters of described built-in heater 6, side before and after built-in heater 6 (windward side and lee face) is punching baffle plate 3, and the punching baffle plate 3 of feed bin 1 side is connected with discharge pipe, the punching baffle plate of opposite side 3 just to air inlet 7.This utility model also includes centrifugal blower 8, and the interface of centrifugal blower 8 and feed bin 1 side are just to punching baffle plate At 3, connector 11 connects and fits like a glove.Centrifugal blower 8 is provided with the air outlet 12 of an opening upwards near body end.

During use, hot wind flow direction is vertical with Grain flow direction.Acted on by the extracting of centrifugal blower 8, natural Air enters from air inlet 7, preheats formation hot-air (i.e. hot blast) through assisted heating device 5, and hot blast passes Grain-Layer, right Corn is dried, and hot blast temperature has declined, and heats through the 1st built-in heater 6, and hot blast is returned to arrange temperature, Again corn is dried, then heats through the 2nd built-in heater 6 ..., wet after N number of built-in heating 6 device Air is discharged by air outlet 12 by airduct from connector 11.

Corn is in charging aperture 9 enters feed bin 1.Corn is slowly flowed downward by the effect of gravity, and absorbs from hot blast Heat, and the heat supplement carried out corn by the built-in heater of ground floor 6 carries out preliminarily dried, enters tempering layer, makes Moisture within corn continues to external diffusion, thus improves the rate of drying of next dryer section；Corn is again in the second layer Put heater 6 and carry out heat compensation, enter back into tempering layer tempering ... after the built-in heater of N shell 6 and tempering layer, paddy Thing moisture reaches national security moisture, through discharging opening 10 discharging, storage.

Obviously, above-described embodiment is only for clearly demonstrating example, and not restriction to embodiment.Right For those of ordinary skill in the field, can also make on the basis of the above description other multi-form change or Variation.Here without also cannot all of embodiment be given exhaustive.And the obvious change thus extended out or Change among the protection domain still in this utility model creation.

Claims (1)

1. a built-in heater for corn negative pressure continuous drier, adds including feed bin, material guide device, punching baffle plate, auxiliary Thermal, built-in heater, air air inlet, centrifugal blower, charging aperture, discharging opening；It is characterized in that, including at least one Material guide device (2), is made up of material guide device inclined-plane, material guide device vertical and bottom surface；Its bevel angle is not less than 63 degree, shape It it is a right angled triangle；

Including the thermophore (4) of the built-in heater of at least two, it is positioned at inside built-in heater, keeps certain gap, Generally circular in shape, oval, square, triangle, polygon etc., and carry (generating) hot body can be the media such as water, electricity, conduction oil；

Including at least one assisted heating device (5), the left and right sides is respectively arranged with a punching plate washer, and side vertically connects with feed bin outer wall Connecing, side is as air air inlet；Two ends respectively connect load (sending out) the hot body shape of built-in heater with one piece of solid plate washer up and down Become an entirety；

Including at least one built-in heater (6), by 2 punching plate washers, load (sending out) heat of at least one built-in heater Body, a material guide device composition；Upper end is connected with the bottom surface of material guide device, is each side connected with a punching plate washer, interior Put load (sending out) hot body of heater between 2 punching plate washers.