Intelligent electric heating drier
Technical field
The present invention relates to a kind of drying plant, relate in particular to a kind of dry Intelligent electric heating drier of agricultural economy crop that need be dried accumulating for agricultural feature, Chinese medicine and other.
Background technology
In recent years for concentrate plantation and processing agricultural feature results afterwards the dry drying plant of processing mainly with fire coal, provide for main thermal source, burned coal price is more cheap, but weak point be take fire coal as the energy thermal efficiency lower, environmental pollution is larger, need in addition special messenger to keep an eye on and labour intensity large, combustion process is unstable, and temperature fluctuation is larger.The agricultural byproducts of having relatively high expectations for some bake process temperature difference requirement and thermal balance, the fluctuation meeting of temperature directly affects dry quality and product phase.Along with the significantly lifting of burned coal price, labor cost, and the continuous requirement of environmental protection, market demand a kind of higher with clean energy resource, intelligent degree, save drying equipment artificial, efficient energy-saving and replace original drying mode.
Along with the continuous input of wind-powered electricity generation, water power, thermoelectricity, nuclear power in recent years, electrical network is well transformed, and bearing capacity and capacity are expanded, and making to substitute using electric energy as clean energy resource the coal-fired energy becomes possibility.It can effectively solve above-mentioned various drawbacks, thereby reduces the labour intensity of peasant household, increases work efficiency, and ensures for thermally-stabilised, and the drying plant of the intelligent environmental protection and energy saving using electric energy as the energy is enough to promote the large-scale development of baking agricultural product industry.
Summary of the invention
In order to solve, existing agricultural byproducts drying plant bake out temperature inequality, heat utilization efficiency are low, environmental pollution is large, inefficiency, technical problem that intelligent degree is not high, the present invention is directed to existing technical problem and propose a kind of Intelligent electric heating drier, concrete solution is as follows:
A kind of Intelligent electric heating drier, comprise left plate, right plate, backboard, at the bottom of case, case top and chamber door, described left plate, right plate, backboard, at the bottom of case, case top and chamber door surround working chamber, described working chamber is outside equipped with electric cabinet, in described working chamber, be provided with heating clamber, drying chamber, circulating fan, humidity temperature pickup and heater, between described heating clamber and drying chamber, be provided with dividing plate, described circulating fan is fixed on dividing plate, the air inlet of described circulating fan is opened on drying chamber, the air outlet of described circulating fan is opened on heating clamber, described heater is arranged in heating clamber,
At the bottom of described left plate, right plate, backboard, case and case top includes inwall, outer wall and is arranged on the heat-insulation layer between inner and outer wall; It is characterized in that: also comprise hot air circulation assembly, hydrofuge assembly and cold wind air intake assembly,
Described hot air circulation assembly comprises parallel with left plate, right plate and is arranged on the first porous plate and the second porous plate in drying chamber, on described the first porous plate, be arranged at intervals with successively multiple the first baking tray brackets and multiple the first porous venting assembly, on described the second porous plate, be arranged at intervals with successively multiple the second baking tray brackets and multiple the second porous venting assembly, described the first baking tray bracket is corresponding one by one with the second baking tray bracket, described the first porous venting assembly and the irregular setting of the second porous venting assembly
Between described the first porous plate and left plate inwall, form the first hot-air channel, between described the second porous plate and right plate inwall, form the second hot-air channel, described the first hot-air channel and the second hot-air channel are all communicated with heating clamber by dividing plate, on described the first porous plate, be provided with and ranked first hot air inlet more, on described the second porous plate, be provided with and ranked second hot air inlet more
Described the first porous venting assembly comprises the first fixed head, the first oblique deflector deflector vertical with first, one end of described the first fixed head and the first oblique deflector is all fixed on the first porous plate, and be positioned at both sides that ranked first hot air inlet, the other end of described the first fixed head and the first oblique deflector is all fixedly connected with the first vertical deflector, the downward-sloping setting of the described first oblique deflector, on the described first oblique deflector, be provided with the multiple first oblique air vent, on the described first vertical deflector, be provided with multiple the first vertical ventilation holes; Described the second porous venting assembly comprises the second fixed head, the second oblique deflector deflector vertical with second, one end of described the second fixed head and the second oblique deflector is all fixed on the second porous plate, and be positioned at both sides that ranked second hot air inlet, the other end of described the second fixed head and the second oblique deflector is all fixedly connected with the second vertical deflector, the downward-sloping setting of the described second oblique deflector, on the described second oblique deflector, be provided with the multiple second oblique air vent, on the described second vertical deflector, be provided with multiple the second vertical ventilation holes
Described hydrofuge assembly comprises and is arranged on case top and the moistureproof window communicating with heating clamber and for closing the hydrofuge door of moistureproof window,
Described cold wind air intake assembly comprises cold wind air-inlet window and for closing the cold-air flap of cold wind air-inlet window.
Also comprise driven unit, described driven unit comprise be arranged on working chamber outside damper motor, be arranged in working chamber and be fixed on the first support, the first rotating shaft, the second support, the second rotating shaft, the first support bar, the second support bar and the connecting rod on case top, one end of one end of described the first rotating shaft and the first support bar and hydrofuge door are connected simultaneously, middle part is flexibly connected with the first support, and the other end and damper motor output are connected; One end and the cold-air flap of one end of described the second rotating shaft and the second support bar are connected simultaneously, middle part is flexibly connected with the second support, the two ends of described connecting rod are connected with the other end of the first support bar and the other end of the second support bar respectively, between described the first support bar and hydrofuge door, angle is 50 °-70 °, and described the second support bar and cold-air flap angle are 50 °-70 °.
Above-mentioned cold wind air intake assembly also comprises the housing that is positioned at top, case top; At least one blast pipe being communicated with atmosphere and a cool air bin being communicated with cold wind air-inlet window are set in described housing, and the outlet of described blast pipe is communicated with cool air bin; On described housing, be provided with moisture outlet, described moistureproof window is opened in housing and is communicated with moisture outlet and forms hydrofuge passage.
Above-mentioned cold wind air intake assembly comprises tilted-putted deep bead, and one end of described deep bead is fixed on dividing plate, and the other end is fixed on backboard inwall.
The angle of above-mentioned case top and horizontal direction is 1 °-5 °, and the case top at moistureproof window place is higher, and described housing bottom and top are provided with to the middle baffle plate extending of housing.
The diameter of the diameter of above-mentioned the first hot air inlet and the second hot air inlet along dividing plate to case at the bottom of direction become gradually large.
The quantity of above-mentioned the first porous venting assembly and the second porous venting assembly is 3-7, the width of described the first porous venting assembly and the second porous venting assembly all along dividing plate to case at the bottom of direction diminish.
In aforementioned barriers, be provided with access panel, on described chamber door, be provided with observation window, the air inlet place of described blast pipe is provided with dustproof/fly net.
The material of above-mentioned heat-insulation layer is high-quality rock wool, and the material of described the first porous plate and the second porous plate is sheet metal.
Inner and outer wall between at the bottom of above-mentioned left plate, right plate, backboard and case connects by L-type wooden frame, and the material of described wooden frame is wood materials.
Beneficial effect of the present invention:
1, hot air circulation assembly of the present invention comprises porous plate and porous venting assembly, wherein porous venting assembly comprises the first fixed head, the first oblique deflector deflector vertical with first, one end of the first fixed head and the first oblique deflector is all fixed on the first porous plate, and be positioned at the both sides of a thermal wind exhausting air inlet, the other end of the first fixed head and the first oblique deflector is all fixedly connected with the first vertical deflector, the first oblique deflector is obliquely installed, on the first oblique deflector, be provided with many first oblique air vents perpendicular to the first oblique deflector, on the first vertical deflector, be provided with multiple the first vertical ventilation holes.Between porous plate and inwall, form hot-air channel, hot-air channel enters the entrance of drying chamber as hot blast, cold air is after heating, entering Duo Kong air channel, both sides flows from top to bottom, in flow process, by the many thermal wind exhaustings air inlet on hot-air channel and porous plate, enter in drying chamber roast is heated, hot-air after heating is evenly distributed to each layer, make drying chamber up and down each layer of uniformity of temperature profile and speed air flow suitable, and porous air channel can be delivered to hot-air baking tray center each layer of baking tray both sides and center are evenly toasted, cured effect and the lifting cooking performance of so effective raising Intelligent electric heating drier to product.
2, the present invention is for uniform heat, from dividing plate to case at the bottom of, it is large that the diameter of the diameter of the first hot air inlet and the second hot air inlet all becomes gradually.
3, porous venting assembly of the present invention, installs near the mutual dislocation that is installed as of left plate and right plate.The quantity of one-sided porous venting assembly is more than 3 and 3.The width of multiple porous venting assemblies along dividing plate to case at the bottom of direction diminish.
4, the present invention combines hydrofuge assembly and cold wind air intake assembly mutually, makes the Hot-blast Heating cool air hose tube wall of discharging by moisture exhausting port and then cold air is carried out to preheating, has reached the object of UTILIZATION OF VESIDUAL HEAT IN, has improved heat utilization efficiency.
5, the inner and outer wall between at the bottom of left plate of the present invention, right plate, backboard and case connects by L-type wooden frame, adopts such structure to play good thermal insulation function to Intelligent electric heating drier, effectively prevents the heat loss saving energy.
6, the present invention has increased driven unit, makes the folding simultaneously of air inlet and moisture exhausting port, has saved the working time, increases work efficiency.
7, the present invention has increased form on chamber door door, is conducive to operating personnel's real-time monitored, has avoided repeating to open oven door and has caused thermal loss.
8, the present invention is also provided with dustproof and fly net in the porch of blast pipe (import department of outside air), for protecting bulky grain dust and insect, enters, and pollutes roast.
9, circulating fan of the present invention is negative-pressure cyclic blower fan.
10, material used in the present invention is stainless steel (containing baking tray), meets the drying requirement of food.
Accompanying drawing explanation
Fig. 1 is Intelligent electric heating drier three-dimensional structure diagram;
Fig. 2 is the positive facade hot air circulation of Intelligent electric heating drier schematic diagram;
Fig. 3 Intelligent electric heating drier side hot air circulation schematic diagram;
Fig. 4 is the partial enlarged drawing of the first porous venting assembly;
Fig. 5 is Intelligent electric heating drier right view;
Fig. 6 is Intelligent electric heating drier left view;
Fig. 7 is Intelligent electric heating drier top view;
Fig. 8 is driven unit front view;
Fig. 9 is driven unit left view;
Figure 10 is the structure chart of driven unit in Intelligent electric heating drier;
Reference numeral: at the bottom of 2-case, 3-case top, 34-left plate, 35-right plate, 36-backboard, 4-chamber door, 5-electric cabinet, 6-heating clamber, 7-drying chamber, 8-circulating fan, 9-heater, 10-the first porous plate, 11-the second porous plate, 12-the first baking tray bracket, 13-the first porous venting assembly, 14-the second baking tray bracket, 15-the second porous venting assembly, 16-the first hot-air channel, 17-the second hot-air channel, 101-the first hot air inlet, 111-the second hot air inlet, 131-the first fixed head, the oblique deflector of 132-first, the vertical deflector of 133-first, the oblique air vent of 1321-first, 1331-the first vertical ventilation hole, 151-the second fixed head, the oblique deflector of 152-second, the vertical deflector of 153-second, the oblique air vent of 1521-second, 1522-the second vertical ventilation hole, 18-moistureproof window, 19-hydrofuge door, 20-cold wind air-inlet window, 21-cold-air flap, 22-cool air bin, 23-blast pipe, 24-moisture outlet 25-upper cover plate, 26-baffle plate, 27-driven unit, 271-damper motor, 272-the first support, 273-rotating shaft, 274-the first support bar, 275-the second support bar, 276-connecting rod, 277-the second rotating shaft, 278-the second support, 28-wooden frame, 29-suspension ring, 30-observation window, 31-rock wool, 32-deep bead, 33-dividing plate, 37-humidity temperature pickup, prevent dust/fly net of 38-.
The specific embodiment
As shown in Figure 1, a kind of Intelligent electric heating drier, at the bottom of comprising left plate, right plate, backboard, case, case top and chamber door, at the bottom of left plate, right plate, backboard, case, case top and chamber door surround working chamber, working chamber is outside equipped with electric cabinet, in working chamber, be provided with heating clamber, drying chamber, circulating fan and heater, heating clamber and drying chamber separate by dividing plate, circulating fan is fixed on dividing plate, the air inlet of circulating fan is positioned at drying chamber, the air outlet of circulating fan is positioned at heating clamber, and described heater is arranged in heating clamber
At the bottom of left plate, right plate, backboard, case and case top includes inwall, outer wall and is arranged on the heat-insulation layer between inner and outer wall; It is characterized in that: also comprise hot air circulation assembly, hydrofuge assembly and cold wind air intake assembly, hydrofuge assembly comprises and is arranged on the moistureproof window on case top and for closing the hydrofuge door of moistureproof window, and described cold wind air intake assembly comprises cold wind air-inlet window and for closing the cold-air flap of cold wind air-inlet window;
For homogeneous heating, the structure of hot air circulation assembly has been done following improvement:
Hot air circulation assembly comprises parallel with left plate, right plate and is arranged on the first porous plate and the second porous plate in drying chamber, on the first porous plate, be arranged at intervals with successively multiple the first baking tray brackets and multiple the first porous venting assembly, on the second porous plate, be arranged at intervals with successively multiple the second baking tray brackets and multiple the second porous venting assembly, the first baking tray bracket is corresponding one by one with the second baking tray bracket, the first porous venting assembly and the irregular setting of the second porous venting assembly, the quantity of the first porous venting assembly and the second porous venting assembly is 3-7
Between the first porous plate and left plate inwall, form the first hot-air channel, between the second porous plate and right plate inwall, form the second hot-air channel, the first hot-air channel and the second hot-air channel are all communicated with heating clamber by dividing plate, on described the first porous plate, be provided with and ranked first hot air inlet more, on the second porous plate, be provided with and ranked second hot air inlet more
The first porous venting assembly comprises the first fixed head, the first oblique deflector deflector vertical with first, one end of the first fixed head and the first oblique deflector is all fixed on the first porous plate, and be positioned at both sides that ranked first hot air inlet, the other end of the first fixed head and the first oblique deflector is all fixedly connected with the first vertical deflector, the downward-sloping setting of the first oblique deflector, on the first oblique deflector, be provided with the multiple first oblique air vent, on the first vertical deflector, be provided with multiple the first vertical ventilation holes; The second porous venting assembly comprises the second fixed head, the second oblique deflector deflector vertical with second, one end of the second fixed head and the second oblique deflector is all fixed on the second porous plate, and be positioned at both sides that ranked second hot air inlet, the other end of the second fixed head and the second oblique deflector is all fixedly connected with the second vertical deflector, the downward-sloping setting of the second oblique deflector, on the second oblique deflector, be provided with the multiple second oblique air vent, on the second vertical deflector, be provided with multiple the second vertical ventilation holes
As even in the hot blast of each layer of baking rack in order to allow hot-air channel enter, the upper strata that prevents from being introduced into when thermal current from top to bottom drying chamber causes the phenomenon of hot-air skewness, at the bottom of from dividing plate to case, it is large that the diameter of the diameter of the first hot air inlet and the second hot air inlet all becomes gradually.
For easy to use, increase the efficiency of baking, the present invention has increased driven unit:
Driven unit comprise be arranged on working chamber outside damper motor, be arranged in working chamber and be fixed on the first support, the first rotating shaft, the second support, the second rotating shaft, the first support bar, the second support bar and the connecting rod on case top, one end of one end of the first rotating shaft and the first support bar and hydrofuge door are connected simultaneously, middle part is flexibly connected with the first support, and the other end and damper motor output are connected; One end and the cold-air flap of one end of the second rotating shaft and the second support bar are connected simultaneously, and middle part is flexibly connected with the second support, and the two ends of connecting rod are connected with the other end of the first support bar and the other end of the second support bar respectively.Air intake connecting rod is turned left and is pushed away, and air door is closed, and turns right and pushes away, and air door is opened.
In order to save the energy, UTILIZATION OF VESIDUAL HEAT IN, the present invention also improves as follows:
Cold wind air intake assembly also comprises and is arranged on being positioned at the housing on case top and being arranged on one end of housing described in the cover plate on housing and being provided with cool air bin of working chamber outside, described cool air bin is communicated with cold wind air-inlet window, in described housing, be provided with at least one blast pipe, the entrance of described blast pipe is communicated with atmosphere, the outlet of described blast pipe is communicated with cold wind air-inlet window, described moistureproof window is just to blast pipe tube wall, described housing cool air bin one end arranges moisture outlet, and described housing and moisture outlet form hydrofuge passage.The air inlet place of blast pipe is provided with dustproof/fly net, for protecting bulky grain dust and insect, enters, and pollutes roast.
In order to prevent that the cold air that enters cool air bin from directly blowing to baking rack, cold wind air intake assembly of the present invention has also increased deep bead, and one end of deep bead is fixed on dividing plate, and the other end is fixed on backboard inwall.
The steam producing for hydrofuge can unobstructed discharge moisture outlet, and the angle of upper cover plate and horizontal direction is 1 °-5 °.
In order to extend the time of moisture at hydrofuge passage, improve UTILIZATION OF VESIDUAL HEAT IN efficiency, at housing bottom and upper cover plate, be provided with baffle plate.
In order both Intelligent electric heating drier to be played to good effect thermal insulation function (effectively preventing the heat loss saving energy), can strengthen again complete machine structure intensity), inner and outer wall between at the bottom of left plate, right plate, backboard and case connects by L-type wooden frame, and the inner and outer wall between left plate, right plate, backboard and case top connects by L-type wooden frame.Wooden frame selects hardness larger, the wood materials of good heat preservation performance, and heat preservation and insulation is good.
For convenient transportation, on top board, be provided with multiple suspension ring.For the later stage is easy to use, maintenance, on dividing plate, be provided with access panel, on chamber door, be provided with observation window.Increase form, be conducive to operating personnel's real-time monitored, avoided repeating to open oven door and caused thermal loss, increased energy consumption.
The material of heat-insulation layer is high-quality rock wool, and the material of described the first porous plate and the second porous plate is sheet metal, and the material of described wooden frame is that hardness is larger, the wood materials of good heat preservation performance.All the other inner and outer plates interlayers adopt high-quality rock wool (unit weight 100-120kg/m
3), can alleviate like this complete machine weight, can play again good heat insulating effect.
Operation principle of the present invention:
1, heat up the heating period, cold-air flap and hydrofuge door are closed simultaneously, under circulating fan drives, negative pressure in drying chamber, air-flow forms interior circulation: in drying chamber, cold air enters heating clamber and is heated to be hot-air through heater, hot-air is descending by both sides hot-air channel, and the many thermal wind exhaustings air inlet on both sides hot-air channel and porous aerofoil enters drying chamber and toasts, and completes once circulation.Hot blast is uniformly distributed in each layer, agricultural product in heating baking tray, and fast lifting drying chamber temperature, reaches the object of drying agricultural product.
2, the constant temperature hydrofuge stage, cold-air flap and hydrofuge door are opened simultaneously, under circulating fan drives, negative pressure in drying chamber, air-flow and extraneous formation systemic circulation: cold air enters cool air bin by the external world by blast pipe, meanwhile moisture exhausting port hydrofuge, part hot-air is along with moisture discharge enters hydrofuge passage, in air intake hydrofuge passage this part hot-air to blast pipe in cold air preheating, reach the object of UTILIZATION OF VESIDUAL HEAT IN.By blast pipe hot-air, enter drying chamber top and drying chamber top thermal current Hybrid Heating, it is now cold air post bake, finally enter heating clamber and be heated to be hot-air through heater, descending by both sides hot-air channel, hot-air enters drying chamber by the many thermal wind exhaustings air inlet on both sides hot-air channel and porous plate, evenly divide in each layer of heating baking tray agricultural product, promote agricultural product to change, the lost moisture of evaporation agricultural product, Hot wet air heating enters heating clamber again, part Hot wet air heating enters hydrofuge passage by moistureproof window, moisture after exhaust-heat absorption is by moisture outlet, complete once circulation and reach the object of drying agricultural product.Digital display temp. auto-controlled MCS is crossed digital display dry and wet temp control instrument control air door processed and heater according to the information exchange of humidity temperature pickup, the inner humiture of regulation and control Intelligent electric heating drier.
Intelligent electric heating drier control accuracy of the present invention and parameter list: