A kind of foodstuff drying device
Technical field
The utility model relates to a kind of drying plant, particularly relates to a kind of foodstuff drying device.
Background technology
Fresh grain moisture content is far longer than storage safe moisture, if not in time air-dry, too high moisture can bring out growing of insect and microorganism, easily causes grain to generate heat, fermentation, rotten and germination percentage decline.
Moisture content during grain harvest is 25% ~ 30%, needs to drop to safe moisture 13 ~ 15% as early as possible when preserving.Cereal needed to carry out drying operation in the harvest season, also needed irregularly to carry out drying operation in long-term storage process, mainly relied on natural drying under prior art condition, and this kind of mode is subject to the conditionality such as weather and place, is not suitable for extensive storage; Or adopt general drying machine drying, but dryer in the market, the not only large heaviness of volume, and air-dry effect is bad, and heat utilization rate is low, the problems such as hot blast effect is bad, air-dry fresh cereal that can not be very effective.
Summary of the invention
It is simple that the technical problems to be solved in the utility model is to provide a kind of structure, easy to use, good drying effect, and heat utilization rate is high, can long term storage of grain, is convenient to the foodstuff drying device irregularly carrying out drying operation.
For solving the problem, the utility model adopts following technical scheme:
A kind of foodstuff drying device, comprise grain storehouse, and the air blast be arranged on above grain storehouse, described air blast is fixedly connected with above grain storehouse, described air blast is provided with heating element, material feeding box is provided with above described heating element, described material feeding box lower, planar is set to ventilative board, described ventilative board is fixedly connected with material feeding box, above described material feeding box, top is provided with charging aperture, described charging aperture is fixedly connected with material feeding box, blast pipe is provided with above described material feeding box, described blast pipe is fixedly connected with material feeding box, described material feeding box lower ends is provided with discharging opening, described discharging opening is fixedly connected with material feeding box, air outlet and air inlet is provided with above described grain storehouse side, ventilation duct is provided with between described air outlet and air inlet, described grain storehouse one side-lower is provided with discharge door.
As preferred technical scheme, described air blast is set to multiple, all arranges on the same line.
As preferred technical scheme, described heating element is plate shaped, is close on air blast, and described heating element and horizontal sextant angle are 30 °.
As preferred technical scheme, described ventilative board is provided with densely covered mesh, described ventilative board is parallel with heating element.
As preferred technical scheme, described charging aperture is infundibulate.
As preferred technical scheme, described blast pipe is equidistant is set to three, all straight up.
As preferred technical scheme, described ventilation duct one end mouth of pipe is fixedly connected with air outlet, and the described ventilation duct other end mouth of pipe is fixedly connected with air inlet by mouth of pipe jockey, and this mouth of pipe can load and unload.
The beneficial effect of a kind of foodstuff drying device of the utility model is: during use, start heating element, after the preheated one-section time, restart air blast, air-flow enters air blast by air inlet, upwards spray through heating element again, form thermal current, thermal current is full of rapidly the space between heating element and ventilative board, then in charging aperture, add the cereal needing to dry, because ventilative board has the gradient of 30 °, cereal is because of self gravitation effect freely rolling downwards.Owing to ventilative board being provided with densely covered mesh, can make cereal in downward rolling process, dried by the even action of thermal current, the cereal after oven dry flows out from discharging opening, flow in grain storehouse.Design due to ventilation duct can make the thermal current of air outlet get back to air inlet, and achieve the circulation of thermal current, heat utilization rate is high.The cereal entering grain storehouse takes out by discharge door, again can carry out drying and processing, and wherein grain storehouse can long term storage of grain, is convenient to irregularly carry out drying operation.Its structure is simple, easy to use, good drying effect, and heat utilization rate is high, can long term storage of grain, is convenient to irregularly carry out drying operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of foodstuff drying device of the utility model.
Detailed description of the invention
Consult a kind of foodstuff drying device shown in Fig. 1, comprise grain storehouse 1, and the air blast 2 be arranged on above grain storehouse 1, described air blast 2 is fixedly connected with above grain storehouse 1, described air blast 2 is provided with heating element 3, material feeding box 4 is provided with above described heating element 3, described material feeding box 4 lower, planar is set to ventilative board 5, described ventilative board 5 is fixedly connected with material feeding box 4, above described material feeding box 4, top is provided with charging aperture 6, described charging aperture 6 is fixedly connected with material feeding box 4, blast pipe 7 is provided with above described material feeding box 4, described blast pipe 7 is fixedly connected with material feeding box 4, described material feeding box 4 lower ends is provided with discharging opening 8, described discharging opening 8 is fixedly connected with material feeding box 4, air outlet 9 and air inlet 10 is provided with above described grain storehouse 4 side, ventilation duct 11 is provided with between described air outlet 9 and air inlet 10, described grain storehouse 1 one side-lower is provided with discharge door 12.
Described air blast 2 is set to multiple, all arranges on the same line.
Described heating element 3 is plate shaped, is close on air blast 2, and described heating element 3 is 30 ° with horizontal sextant angle.
Described ventilative board 5 is provided with densely covered mesh, and described ventilative board 5 is parallel with heating element 3.
Described charging aperture 6 is infundibulate.
Described blast pipe 7 is equidistant is set to three, all straight up.
Described ventilation duct 11 one end mouth of pipe is fixedly connected with air outlet 9, and described ventilation duct 11 other end mouth of pipe is fixedly connected with air inlet 10 by mouth of pipe jockey 13, and this mouth of pipe can load and unload.
The beneficial effect of a kind of foodstuff drying device of the utility model is: during use, start heating element, after the preheated one-section time, restart air blast, air-flow enters air blast by air inlet, upwards spray through heating element again, form thermal current, thermal current is full of rapidly the space between heating element and ventilative board, then in charging aperture, add the cereal needing to dry, because ventilative board has the gradient of 30 °, cereal is because of self gravitation effect freely rolling downwards.Owing to ventilative board being provided with densely covered mesh, can make cereal in downward rolling process, dried by the even action of thermal current, the cereal after oven dry flows out from discharging opening, flow in grain storehouse.Design due to ventilation duct can make the thermal current of air outlet get back to air inlet, and achieve the circulation of thermal current, heat utilization rate is high.The cereal entering grain storehouse takes out by discharge door, again can carry out drying and processing, and wherein grain storehouse can long term storage of grain, is convenient to irregularly carry out drying operation.Its structure is simple, easy to use, good drying effect, and heat utilization rate is high, can long term storage of grain, is convenient to irregularly carry out drying operation.
Embodiment recited above is only be described preferred embodiment of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that this area ordinary person makes the technical solution of the utility model and improvement; protection domain of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.