A kind of agricultural byproducts toast dedicated box
Technical field
The invention belongs to agricultural mechanical equipment field, and in particular to a kind of agricultural byproducts toast dedicated box.
Background technology
Agricultural products are higher to temperature and humidity requirement in baking process, and the roasting plant used at present is main by room formula
Drier or mesh-belt drier, generally existing drying room internal temperature are uneven, and temperature and humidity are not controlled, material it is solid
It is fixed it is motionless wait not enough, the problems such as causing in drying course big energy consumption, low drying efficiency and poor dries quantity.
The content of the invention
The present invention provides a kind of agricultural byproducts baking dedicated box, it is intended to solve at least to some extent agricultural and sideline in the prior art
The problem of product roasting plant is present.
The technical scheme that the present invention solves above-mentioned technical problem is as follows:A kind of agricultural byproducts toast dedicated box, and it includes case
Body and inner bag, the inner bag are placed in the casing, and the inner bag is used to contain agricultural byproducts to be dried, the side of the inner bag
Wall and bottom wall include stainless steel layer, nanofiber heating flaggy, aluminium foil layer and thermal insulation layer, the nanofiber successively from the inside to the outside
Heating flaggy is electrically connected with external power source.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the casing and inner bag are rectangular-shape, and the inwall of the casing is abutted with the outer wall of the inner bag,
The nanofiber heating flaggy includes multiple nanofiber heating boards, and each nanofiber heating board is by rectangular
Heating board body and the metal electrode film composition being be arranged in parallel positioned at its two ends, the metal electrode film are electrically connected with external power source
Connect, the multiple nanofiber heating board is parallel relationship.
Further, it is provided with the inner bag and the equal open topped of the casing, the open topped of the casing able to turn on or off
Lid.
Further, the nanofiber heating flaggy includes five nanofiber heating boards, four of the inner bag
Side wall and bottom wall difference one nanofiber heating board of respective correspondence.
Further, the lid is provided with stirring motor, and the agitating shaft of the stirring motor stretches into institute through the lid
Inner bag is stated, blade is connected with the agitating shaft inside the inner bag.
Further, be additionally provided with the lid for the moisture in the inner bag is discharged humidity-discharging device, be used for
Monitor the humidity sensor of humidity and the temperature sensor for monitoring warm motherwort in the inner bag in the inner bag.
Further, it is provided with correspondingly on the circuit that each nanofiber heating board is connected with external power source
Controlling switch (connect to be formed between a heating module, different heating modules by the corresponding heating board of each controlling switch
For parallel relationship), the controlling switch, humidity-discharging device, humidity sensor and temperature sensor are electrically connected with the controller, described
Controller can control the controlling switch and open and close to realize multiple nanofiber heating boards all heating or part therein
Heating, the controller is arranged at the outer of the casing.
Further, the bottom of the casing is provided with the multiple strap brake universal wheel wheels for being easy to it to move.
Further, the heating board body is by two layers of insulation wearing layer being parallel to each other and one layer of nanofiber heating film layer
Composition, the nanofiber heating film layer is sandwiched between two layers of insulation wearing layer, two sides of the nanofiber heating film layer
Respectively made electrical contact with the corresponding metal electrode film, the insulation wearing layer is made up of PET, the nanofiber heating film
Layer by natural pulp and nano ceramic fibers be sufficiently mixed after spraying, roller coat or compacting after drying form, wherein natural pulp with
The weight ratio of nano ceramic fibers is 60-75:25-40.Specifically, the thickness of the nanofiber heating film layer is
0.05-0.08mm.Except the above-mentioned nanofiber for being sufficiently mixed by natural pulp and nano ceramic fibers and further being prepared
Outside film layer of generating heat, the heating film layer can also be using other existing heating film layers, such as patent of invention in the prior art
A kind of graphene heating film disclosed in CN201310637495.4.More specifically, the natural pulp is Original Pulp, described to receive
A diameter of 10-300nm of rice ceramic fibre.The insulation wearing layer is made up of polyethylene terephthalate (PET), and it is thick
Spend for 0.5-2.5mm.The metal electrode film can be made up of copper or aluminium.
Further, the thermal insulation layer is made up of heat-insulating heat-preserving material, and the heat-insulating heat-preserving material is by by following weight percent
Each raw material of ratio is sufficiently mixed solidify afterwards and formed:Magnesium chloride powder 10-60%;8-15wt% sodium-chloride water solution 21-48%;
8-20wt% sulfonic acid sodium water solution 9-27%;Ludox 0.1-5%;Perlite powder 1-8%;Glass fibre powder 1-8%.
Compared with prior art, the beneficial effects of the invention are as follows:Using brand-new drying mode, by nanofiber heating board
Nanofiber heating film layer heating power, heating film layer be planar type heater, with high-quality far infrared irradiation ability,
Electric heating high conversion rate, than existing heating energy-saving 60-70%, while because it is planar heating therefore the side of whole baking dedicated box
The temperature of wall and bottom wall is more uniform, is not in the too high and burned agricultural and sideline production of local temperature so as to ensure that the temperature inside the box is uniform
The phenomenon of product, while because without office's excessive temperature, therefore agricultural byproducts drying and can not reduce baking at overall relatively low temperature
Dry speed;Pass through the controller electrically connected with humidity-discharging device and humidity sensor, it is ensured that reach to a certain degree again in humidity
Start humidity-discharging device discharge, to ensure to make full use of thermal source, while agricultural product can be made to keep certain moisture, to keep former
There are color and luster and freshness;Agricultural byproducts baking dedicated box can make full use of heat resource, reduce electric energy consumption, improve drying efficiency and
Dries quantity, high with the thermal efficiency, power and energy saving, environmental protection, electromagnetic-radiation-free, operating efficiency is high, and labor intensity is low, intelligence control
System, environmental protection and energy saving, safety and sanitation, the features such as rational in infrastructure and simple to operate.
Brief description of the drawings
Fig. 1 toasts the axonometric schematic diagram of dedicated box for a kind of agricultural byproducts that the present invention is provided;
Fig. 2 is that the top view after upper cover is opened in baking dedicated box shown in Fig. 1;
Fig. 3 is the side wall of inner of baking dedicated box shown in Fig. 1 or the sectional view of bottom wall;
Fig. 4 is the structural representation of the heating board in nanofiber heating flaggy in side wall of inner or bottom wall;
Fig. 5 is sectional views of the Fig. 4 along A-A.
In accompanying drawing, the list of parts representated by each label is as follows:
1. casing;2. inner bag;3. stainless steel layer;The flaggy 4. nanofiber generates heat;5. aluminium foil layer;6. thermal insulation layer;7. lid;
8. stirring motor;9. humidity-discharging device;10. humidity sensor;11. temperature sensor;12. strap brake universal wheel wheel;40. metal electrode
Piece;41. heating board body;401. insulation wearing layers;402. nanofibers heating film layer.
Embodiment
The principle and feature of the present invention are described below in conjunction with drawings and the specific embodiments, example is served only for solution
The present invention is released, the scope of the present invention is not intended to limit.
As shown in Fig. 1 to 5, the present invention provides a kind of agricultural byproducts baking dedicated box, and it includes casing 1 and inner bag 2, described
Inner bag 2 is placed in the casing 1, and the inner bag 2 is used to contain agricultural byproducts to be dried, the side wall and bottom wall of the inner bag 2
Include stainless steel layer 3, nanofiber heating flaggy 4, aluminium foil layer 5 and thermal insulation layer 6, the nanofiber heating successively from the inside to the outside
Flaggy 4 is electrically connected with external power source.
Further, the casing 1 and inner bag 2 are rectangular-shape, the outer wall of the inwall of the casing 1 and the inner bag 2
Abut, nanofiber heating flaggy 4 includes multiple nanofiber heating boards, each nanofiber heating board by
The heating board body 41 of rectangle and the metal electrode film 40 being be arranged in parallel positioned at its two ends are constituted, the metal electrode film 40 with it is outer
Portion's power electric connection, the multiple nanofiber heating board is parallel relationship.
Further, it is provided with and can opens at the equal open topped of the inner bag 2 and the casing 1, the open topped of the casing 1
The lid 7 closed.It is easily understood that in addition to the structure of open topped, those skilled in the art is it is also contemplated that described interior
Door body able to turn on or off is provided with the same side opening of courage and the casing, the side opening of the casing, from side to described
Multilayer can also be horizontally disposed with from top to bottom for putting in inner bag by being placed in inner bag under agricultural byproducts to be dried, this kind of structure
Put the shelf brackets of agricultural byproducts.
Further, the nanofiber heating flaggy 4 includes five nanofiber heating boards, the four of the inner bag 2
Individual side wall and bottom wall difference one nanofiber heating board of respective correspondence.
Further, the lid 7 is provided with stirring motor 8, and the agitating shaft of the stirring motor 8 is stretched through the lid 7
Enter the inner bag 2, blade is connected with the agitating shaft inside the inner bag 2.
Further, humidity-discharging device 9, humidity sensor 10 and temperature sensor 11 are additionally provided with the lid 7.
Further, it is provided with correspondingly on the circuit that each nanofiber heating board is connected with external power source
Controlling switch, the controlling switch, humidity-discharging device 9, humidity sensor 10 and temperature sensor 11 are electrically connected with the controller, institute
State the outside that controller is arranged at the casing 1.
Further, the bottom of the casing 1 is provided with the multiple strap brake universal wheel wheels 12 for being easy to it to move.
Further, the heating board body 41 is sent out by two layers of the insulation wearing layer 401 and one layer of nanofiber being parallel to each other
Hotting mask layer 402 is constituted, and the nanofiber heating film layer 402 is sandwiched between two layers of insulation wearing layer 401, the nanofiber hair
Two sides of hotting mask layer 402 respectively make electrical contact with the corresponding metal electrode film 40, and the insulation wearing layer 401 is by PET
Be made, nanofiber heating film layer 402 by natural pulp and nano ceramic fibers be sufficiently mixed after spraying, roller coat or compacting
Drying is formed afterwards, and wherein the weight ratio of natural pulp and nano ceramic fibers is 60-75:25-40.
Specifically, heating board body is rectangle, metal electrode is copper sheet and its length and rectangle heating board body are wide
Edge lengths are equal, and each broadside electrically connects a copper sheet, and copper sheet is located at heating board intrinsic nanofiber heating film layer
Whole side at broadside makes electrical contact with;Film layer of generating heat is by Original Pulp and nano ceramic fibers according to 60:40 weight ratio fills
Point mixing back roller be coated on the insulation wearing layer that PET is made and drying form, heating film layer thickness be 0.06mm, nano ceramics
A diameter of 10-60nm of fiber;The thickness of bilevel PET insulation wearing layer is 1mm.The nanofiber heating board performance
Test result is as shown in the table:
The nanofiber heating board is substantially better than wire conventional in the prior art or block heater as seen from the above table, its
The thermal efficiency is high, insulation, wear-resisting, it is adaptable to which agricultural product larger to humidity carry out drying and processing, are agricultural byproducts baking dedicated box
Core component.
Further, the thermal insulation layer 6 is made up of heat-insulating heat-preserving material, and the heat-insulating heat-preserving material is by by following weight percent
Each raw material of ratio is sufficiently mixed solidify afterwards and formed:Magnesium chloride powder 10-60%;8-15wt% sodium-chloride water solution 21-48%;
8-20wt% sulfonic acid sodium water solution 9-27%;Ludox 0.1-5%;Perlite powder 1-8%;Glass fibre powder 1-8%.
Formed specifically, the insulation material is sufficiently mixed solidify afterwards by each raw material of following percentage by weight:Magnesium chloride powder
End 43%;Sodium-chloride water solution 32.2%;Sulfonic acid sodium water solution 18%;Ludox 1.7%;Perlite powder 3.4%;Glass fibers
Tie up powder 1.7%.The content of sodium chloride is 12wt% in the sodium-chloride water solution;Sodium sulfonate in the sulfonic acid sodium water solution
Content is 15wt%;The content of silica and sodium oxide molybdena is respectively 30wt% and 0.3% in the Ludox.Have after tested
The thermal conductivity factor of the insulation material of above-mentioned specific composition is extremely low, about 0.02W/ (mK), good effect of heat insulation.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.