CN201359426Y - Mobile continuous rice dryer - Google Patents

Abstract

The utility model relates to a mobile continuous rice dryer, which belongs to the field of drying processing machinery, and comprises a loading conveyer, an air screening device, a drying drum, a discharge cooling device, a transmission mechanism, a heat supply system, an electric appliance control system, a chassis and other parts; a whole dryer is arranged on the agricultural chassis for the convenience of movement; the outlet of the loading conveyer is provided with the air screening device which is used to remove the impurities in the rice; the main body of the dryer consists of three layers of cylinder which form a drum; each layer of cylinder is provided with spiral guide plates with different rotating directions and shoveling plates in different angles, so that the flowing direction of each layer of rice is different, and thereby, the purpose of continuous drying from an inner layer to an outer layer through a middle layer cab be achieved; and then the rice is cooled by the discharge cooling device on the tail end, and finally discharged through a discharge port. The mobile continuous rice dryer has the advantages of compact structure, light weight, convenient movement, high drying efficiency, low energy consumption and stable processed quality.

Description

Portable paddy continuous drier

Technical field

The utility model relates to Cereals Processing Machines, particularly a kind of portable paddy continuous drier.

Background technology

In recent years, the drying machine of successively developing various ways in all parts of the country, as three for a long time, gold, three send out and following current, adverse current, mixed flow form rower drier etc., these imports, homemade drying machine put goods on the market and but are difficult to for many years popularize, it is little that especially southern area is promoted face.Analyzing its reason has: 1, above-mentioned type suits to use in large-scale Grain Drying Center, under our existing agricultural economy basis and social environment condition, remove outside national large granary and the farm, general peasant household and investor both be difficult to bear financial pressure, also can't obtain satisfied repayment; 2, this drier is that prerequisite designs with the weather conditions and the material in the north substantially, and is not suitable for the drying of southern high-temperature, high humidity paddy; 3, existing grain drier costs an arm and a leg, drying efficiency is low, energy consumption is high, the batch processed cycle is long; 4, fixed operation, the machinery utilization rate is low.Solve the middle problem of stating, must break through the constraint of traditional rice drying thinking, pay attention to The application of new technique,, suit the remedy to the case, develop suitable type, solve the difficult problem of our province rice drying at the climatic characteristic of our province high temperature, high humidity.

Summary of the invention

The purpose of this utility model is to provide that a kind of volume is little, efficient is high, energy consumption is low, the portable paddy continuous drier of conveniently moving, realization continuous drying.

Technical purpose of the present utility model is achieved through the following technical solutions: a kind of portable paddy continuous drier, comprise the material loading screw feeder, the pneumatic jig screening device, indirect warm air oil furnace, drying drum, cooling device, transmission system, electric-control system and automobile chassis, be provided with the pneumatic jig screening device in the exit of material loading screw feeder, the movable screen cloth of adjustable-angle and the axial flow blower of adjustable distance are installed on the pneumatic jig screening device, drying drum is that three layers of cylindrical shell are combined into one, the inwall of inner core and urceolus is welded with the transport screw guide plate, the inwall of middle tube is welded with the reverse acting spiral guide plate, in every section spiral guide plate the difformity that makes paddy promote space in the uniform whole cylinder is housed, the flight of angle and guide plate, the thermal source of warm air oil furnace is connected to the inner core of drying drum indirectly, one side top of drying machine is provided with the moisture exhausting port of getting rid of moisture, realizes that the cooling device of paddy cooling is connected with discharging opening.

The back segment of described drying drum is provided with cooling device.

Described drying machine is installed on the automobile chassis and with the automobile chassis one and combines.

Characteristics of the present utility model are that this machine is made up of material loading screw feeder, pneumatic jig screening device, indirect warm air oil furnace, drying drum, cooling device, transmission system, electric-control system and automobile chassis, and rational in infrastructure, performance is good, the automaticity height.

The groundwork principle of this continuous drier is: the paddy of results rises to the material guiding hopper of pneumatic jig screening device by the material loading screw feeder, the angle by regulating movable screen cloth and the distance of axial flow blower, remove impurity in the paddy, make clean wet paddy enter feeding mechanism through receiving hopper, be fed into the inlet inner core of drying drum by feeding mechanism, driving drying drum by transmission mechanism rotates, under the spiral guide plate in being welded on cylindrical shell and the effect of flight, paddy is shed, disperses, suspends, is moved forward under motion state, is moved to urceolus by tube in the inner core warp; Dry thermal medium carries out heat exchange by the clean hot-air in indirect warm air oil furnace burning back to paddy, takes away the moisture in the paddy, reaches dry purpose; Dried then paddy enters cooling device, utilizes naturally air cooling processing, reaches the balance of cooling material and environment temperature, humidity, discharges through discharging opening, finishes dry run.

Compared with prior art, the utlity model has following technical advantage:

1, continuous drying, the automaticity height, operate easy, the reliability and stability height of equipment.

2, paddy is through flight lifting, floating, and heating surface area is big, and abundant and hot-air carries out heat exchange, the treatment effeciency height.

3, the pneumatic jig screening device is at first directly removed wet impurity, cut down the consumption of energy, and then significantly reduction equipment moves and cost depletions.

4, compact conformation, volume is small and exquisite, moves flexibly, and operation is convenient.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the structural representation of portable paddy continuous drier;

Fig. 2 is the drying drum profile of A-A among Fig. 1;

Fig. 3 is the pneumatic jig screening device profile of B-B among Fig. 1.

Among the figure: 1, material loading screw feeder, 2, the pneumatic jig screening device, 3, feeding mechanism, 4, heat supply blower fan, 5, indirect warm air oil furnace, 6, transmission system, 7, smoothing mechanism, 8, automobile chassis, 9, fuel tank, 10, electric-control system, 11, drying drum, 12, cooling device, 13, moisture exhausting port, 14, discharging opening, 15 urceolus, 16, middle tube, 17, inner core, 18, spiral guide plate, 19, flight, 20, guide plate, 21, receiving hopper, 22, movable screen cloth, 23 big assorted outlets, 24, axial flow blower, 25, little (gently) impurity, 26, paddy, 27, assorted greatly 28, material guiding hopper.

The specific embodiment

With reference to Fig. 1 and shown in Figure 2, after portable paddy continuous drier arrived operation field, by regulating smoothing mechanism 7, with drying drum 11 adjusting levels, the wheel of automobile chassis 8 was avoided pressure; After connecting power supply, baking temperature controller in the electric-control system 10 is set temperature required value, open fuel tank 9 valves, open indirect warm air oil furnace 5 switches and heat up to the combustor fuel feeding, when temperature during, start transmission system 6 and drive drying drums 11 and rotate near the temperature set; Wet paddy rises to receiving hopper 21 tops of pneumatic jig screening device 20 through material loading screw feeder 1, under the acting in conjunction of axial flow blower 24 and movable screen cloth 22, impurity in the wet paddy is removed, clean paddy 26 enters into feeding mechanism 3, paddy is advanced to inner core 17 porch of drying drum 11 by the helical blade level of feeding mechanism 3, be welded under transport screw guide plate 18 effects of inner core, paddy moves horizontally from right to left, in moving process, the different angles flight 19 that is welded in the spiral guide plate is taken up paddy, promote, unrestrained at various height, be full of the whole space of inner core, fully contact, carry out drying with hot-air, under the effect of guide plate 20, prevent paddy motion backward in the whereabouts, paddy and hot-air enter into tube 16 porch from the not end of inner core, under the reverse acting spiral guide plate 18 in middle tube 16 acts on, paddy from left to right moves horizontally, and paddy is carrying out drying under the effect of flight 19 and guide plate 20 with through the hot-air after the inner core exchange simultaneously; The not end of tube during paddy arrives, enter into the porch of urceolus 15, under transport screw guide plate 18 effects in urceolus 15, paddy moves horizontally from right to left, simultaneously paddy under the effect of flight 19 and guide plate 20 with process in, hot-air after the middle tube exchange carries out drying, paddy arrives the not end of urceolus 15, under the flight effect, paddy is led into cooling device 12, by cool but blower fan the air of room temperature is pumped in the cooling device 12, paddy behind the cool drying, and moisture and waste gas are discharged through moisture exhausting port 13, paddy is discharged through discharging opening 14, carry out said process continuously, get final product.

With reference to shown in Figure 3, wet paddy rises to receiving hopper 21 tops of pneumatic jig screening device 20 through material loading screw feeder 1, by the longitudinal separation (axial flow blower is big more the closer to the paddy negative pressure, and suction is big more) of regulating shaft flow fan 24, little (gently) impurity 25 in the paddy is siphoned away as far as possible, but can not siphon away paddy; The angle of the screen cloth of adjusting activity simultaneously 22 allow paddy smoothly by screen cloth, and the big of length mixes 27 outside compass screen surface flows to the big outlet 23 discharge machines of mixing, and clean paddy 26 imports in the feeding mechanism 3 through receiving hopper 21 collections.

Claims (3)

1, a kind of portable paddy continuous drier, comprise material loading screw feeder (1), pneumatic jig screening device (2), indirect warm air oil furnace (5), drying drum (11), cooling device (12), transmission system (6), electric-control system (10) and automobile chassis (8), it is characterized in that: be provided with pneumatic jig screening device (2) in the exit of material loading screw feeder (1), the movable screen cloth (22) of adjustable-angle and the axial flow blower (24) of adjustable distance are installed on the pneumatic jig screening device (2), drying drum (11) is that three layers of cylindrical shell are combined into one, the inwall of inner core (17) and urceolus (15) is welded with transport screw guide plate (18), the inwall of middle tube (16) is welded with reverse acting spiral guide plate (18), in every section spiral guide plate the difformity that makes paddy promote space in the uniform whole cylinder is housed, flight of angle (19) and guide plate (20), the thermal source of warm air oil furnace (5) is connected to the inner core of drying drum (11) indirectly, one side top of drying machine is provided with the moisture exhausting port (13) of getting rid of moisture, realizes that the cooling device (12) of paddy cooling is connected with discharging opening (14).

2, portable paddy continuous drier according to claim 1, it is characterized in that: the back segment of described drying drum (11) is provided with cooling device (12).

3, portable paddy continuous drier according to claim 1 is characterized in that: described drying machine is installed in automobile chassis (8) and goes up and combine with the automobile chassis one.

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