CN117461858B - Peeling walnut processing high-temperature baking equipment based on electrothermal film heater - Google Patents
Peeling walnut processing high-temperature baking equipment based on electrothermal film heater Download PDFInfo
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- CN117461858B CN117461858B CN202311822389.3A CN202311822389A CN117461858B CN 117461858 B CN117461858 B CN 117461858B CN 202311822389 A CN202311822389 A CN 202311822389A CN 117461858 B CN117461858 B CN 117461858B
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- conveying belt
- electrothermal
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- 235000020234 walnut Nutrition 0.000 title claims abstract description 77
- 235000009496 Juglans regia Nutrition 0.000 title claims abstract description 76
- 240000007049 Juglans regia Species 0.000 title 1
- 241000758789 Juglans Species 0.000 claims abstract description 75
- 238000005485 electric heating Methods 0.000 claims abstract description 54
- 238000001035 drying Methods 0.000 claims abstract description 26
- 239000011521 glass Substances 0.000 claims abstract description 26
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 5
- 230000007704 transition Effects 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000007665 sagging Methods 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 2
- 238000007791 dehumidification Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 241000758791 Juglandaceae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/08—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for drying or roasting
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/08—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for drying or roasting
- A23N12/12—Auxiliary devices for roasting machines
- A23N12/125—Accessories or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
- H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
- H05B3/265—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base the insulating base being an inorganic material, e.g. ceramic
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Ceramic Engineering (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention discloses high-temperature baking equipment for processing peeled walnut based on an electrothermal film heater, which belongs to the field of heaters and comprises a drying box body and a conveying belt, and further comprises: the electric heating assembly comprises an electric heating glass plate and an electric heating film, and the electric heating film are arranged at intervals; the conveying surface of the conveying belt consists of a plurality of chain plates, concave surfaces and convex surfaces are arranged on the left side surface and the right side surface of each chain plate, the concave surfaces and the convex surfaces are arranged in a staggered manner from top to bottom, and the concave surfaces of the chain plates and the convex surfaces of the adjacent chain plates form a drainage hole capable of bearing walnut; the bidirectional flow guiding assembly comprises a lower flow guiding piece arranged on the inner side of the conveying belt, an upper flow guiding piece facing the conveying belt is nested at the interval between the electric heating films, the upper flow guiding piece extends downwards to 7-8 cm of the top surface of the conveying belt, the upper flow guiding piece sucks and discharges moist air which floats upwards after the walnut is baked, and the heat retention quantity can be improved while dehumidification is achieved.
Description
Technical Field
The invention relates to walnut heating equipment, in particular to high-temperature baking equipment for peeling walnut processing based on an electrothermal film heater.
Background
The walnut is peeled after picking, the walnut kernel in the walnut shell is boiled by water after the peel is removed and cleaned, and then the walnut shell and the walnut kernel in the walnut shell are dried by baking at different temperatures, so that a customer selects to sell the walnut kernel directly or after the shell is broken.
The existing high-low temperature drying process of the walnut is to introduce hot air into a closed cavity through a heating system, directly introduce the hot air into a drying system after heating the hot air, and then mix the heated air with moist air to be pumped out together, so that moisture in the inner and outer parts of the walnut is taken away, and the dried walnut can be preserved for a longer time.
By adopting the existing drying mode, although the moisture in the walnut can be baked out and baked humid gas is taken away, hot gas in the baking equipment can be taken away, and the hot gas has low cyclic utilization value due to moisture, and the direct exhaust mode is adopted, so that the heat loss in the baking equipment is extremely serious, a heating system needs to keep a high-power working state for a long time, the power consumption of the whole baking equipment is extremely high, and particularly in the batch drying process, tens of equipment needs to consume more electric quantity of thousands of degrees a day.
Therefore, the scheme aims to provide the high-temperature baking equipment for peeling walnut processing based on the electrothermal film heater, which not only can uniformly and continuously dry the walnut, but also can rapidly take away the moist air generated by the walnut, and the heat in a heating system is not easy to take away while the moist air is taken away, so that the heat retention is improved while dehumidification is realized, and the aims of reducing the cost and enhancing the efficiency are fulfilled.
Disclosure of Invention
The invention provides high-temperature baking equipment for processing peeled walnuts based on an electrothermal film heater, which can effectively solve the problems.
The invention is realized in the following way:
the utility model provides a peeling walnut processing is with high temperature equipment of toasting based on electric heat membrane heater, includes the drying cabinet body, and runs through the conveyer belt at drying cabinet body both ends, peeling walnut processing is with high temperature equipment of toasting still includes:
the electric heating assembly is arranged on the top of the inner side of the drying box body in a cantilever mode, the electric heating assembly comprises an electric heating glass plate arranged on the mounting support, the electric heating glass plate is located above the conveying belt, an electric heating film is sprayed on one side, facing the conveying belt, of the electric heating glass plate, and the electric heating films are arranged at intervals;
The conveying surface of the conveying belt consists of a plurality of chain plates, concave surfaces and convex surfaces are arranged on the left side surface and the right side surface of each chain plate, the concave surfaces and the convex surfaces are arranged in a staggered mode from top to bottom, and the concave surfaces of the chain plates and the convex surfaces of the adjacent chain plates form a drainage hole capable of bearing walnut;
The bidirectional diversion assembly comprises a lower diversion piece arranged on the inner side of the conveying belt, two sides of the lower diversion piece extend from two sides of the conveying belt along the outside of the drying box body, the lower diversion piece is used for sucking and discharging damp air which overflows downwards after the walnut is baked through the drainage holes, an upper diversion piece facing the conveying belt is nested at intervals between the electric heating films, the upper diversion piece extends downwards to 7-8 cm of the top surface of the conveying belt, the upper diversion piece sucks and discharges the damp air which floats upwards after the walnut is baked, one side of the upper diversion piece facing the walnut input direction is provided with a uniform baffle piece, and after the uniform baffle piece uniformly distributes the walnut to a chain plate and blocks all the drainage holes, the upper diversion piece and the lower diversion piece suck the damp air which overflows the walnut away from the upper end and the lower end respectively.
As a further improvement, the electric heating glass plate comprises a plurality of groups of electric heating plates which are arranged at intervals, an electric heating film is sprayed on each electric heating plate, the two electric heating plates are connected through a transition plate, and the lower guide piece is sleeved on the outer side of the transition plate and points to the transmission belt.
As a further improvement, the upper guide piece comprises a sagging frame sleeved on the transition plate, a plurality of air inlet cylinders facing the conveying belt are locked below the sagging frame, and electromagnetic valves are arranged in the air inlet cylinders.
As a further improvement, the sagging frame is narrow in upper part and wide in lower part, the sagging frame comprises a fixed frame on the outer side of the transition plate and a sagging frame connected below the fixed frame, an inverted-U-shaped air guide hopper is arranged in the sagging frame and communicated with the air inlet cylinder, and two ends of the air guide hopper are extended and fixed to the inner side wall of the drying box body.
As a further improvement, the uniform baffle comprises a vertical baffle plate locked on one side of the air inlet cylinder towards the walnut input direction, a blocking seat is fixedly connected on the vertical baffle plate, the outer side surface of the blocking seat is of an arc-shaped structure, and one arc-shaped surface of the arc-shaped structure is concave towards one side of the vertical baffle plate.
As a further improvement, a plurality of concave sinking holes are formed in the arc-shaped structure of the blocking seat, and hot air generated by heating the electric heating glass plate is deposited in the sinking holes.
As a further improvement, the lower guide piece comprises a hollow box seat positioned at the inner side of the conveying belt, exhaust branch pipes used for fixing the hollow box seat are arranged at two sides of the hollow box seat, the exhaust branch pipes are fixedly connected to the inner side wall of the drying box body, and a plurality of bottom exhaust columns are vertically inserted at the top of the hollow box seat.
As a further improvement, the bottom exhaust column comprises a row rack fixedly connected to the hollow box seat, and a plurality of opposite suction holes facing the drainage holes are uniformly formed above the row rack at equal intervals.
The beneficial effects of the invention are as follows:
In conventional baking equipment, the walnut is heated in a circulating mode after hot air is blown in, and the hot air after the moisture is mixed and cooled is reheated, but because the moisture in the walnut is completely baked out, the energy consumption for reheating the recovered air is larger, so that a factory needs to bear extremely high cost.
On the basis of the arrangement of the electric heating assembly, moisture is still generated in the baking process of the walnut, and because the electric heating assembly is arranged, hot air and moisture are more difficult to discharge, and heat is easily discharged together by using a traditional exhaust structure.
If the existing conveyor belt is directly adopted, the lower guide piece cannot be arranged due to the closed arrangement of the belt surface of the conveyor belt, and if the conveyor belt of the conveyor belt in the prior art is used, hot air is directly discharged downwards by the lower guide piece due to the fact that the conveyor belt of the conveyor belt is provided with a plurality of uniform small holes, so that on the basis of an electric heating assembly and a bidirectional guide assembly, the two sides of the conveyor belt are arranged to be concave-convex surfaces, a certain gap of discharge holes can be formed in the connecting position of the conveyor belt, in the normal transmission and drying stages, walnut can block the discharge holes, so that the hot air generated by the electric heating assembly is prevented from being directly discharged outwards, in the dehumidifying stage, when the lower guide piece is started, the moisture overflowed from the upper end of the walnut is discharged outwards normally through the upper guide piece, and therefore the moisture can be discharged timely from the upper end and the lower end of the electric heating assembly, the heat can be reserved in the area between the electric heating assembly and the walnut, the loss of the heat is reduced, and the energy consumption is reduced.
In the existing setting process of some top heating structures, the heating structures are arranged at intervals, so that a dehumidifying structure is arranged in a gap between the heating structures, and the aim of dehumidifying is achieved, but a larger part of hot air is inevitably taken away;
The invention further proposes to arrange a drop rack at the position of the transition plate, the drop rack is fixed on the transition plate and simultaneously extends down to the top of the conveying belt, the air inlet cylinder arranged on the drop rack is used for guiding the moisture overflowed from the top, and the moisture sucked by the air inlet cylinder is discharged through the air guide hopper, so that the purpose of removing the moisture and the effect of retaining most of hot air can be achieved.
In order to reduce the influence of the air inlet cylinder and the air guide hopper on hot air in the process of dehumidifying, and improve the baking effect of the walnut and reduce the baking time period, the invention also provides that one side of the air inlet cylinder is provided with the uniform baffle piece, the arrangement position of the baffle seat in the uniform baffle piece is lower than that of the air inlet cylinder, the arc-shaped position of the baffle seat can not only reserve heat, so that the heat is reserved in an arc-shaped area, but also separate the heater from the dehumidifying area, and the laminated walnut can be leveled, so that the effect of multifunctional arrangement is achieved.
In order to avoid the secondary dispersion effect of moisture dispersion on walnut after moisture is generated once in the action process of the lower guide piece, the invention further provides that the opposite suction holes in the lower guide piece are correspondingly arranged with the drainage holes on the conveying belt, so that the moisture can be quickly pumped away by the opposite suction holes after the moisture is discharged from the drainage holes, and the secondary wetting caused by the moisture retained in the bottom space of the conveying belt is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the front view structure of a high-temperature baking device for processing peeled walnut based on an electrothermal film heater.
Fig. 2 is a schematic top view of a high-temperature baking device for processing peeled walnut based on an electrothermal film heater.
Figure 3 is a cross-sectional view of the invention at A-A in figure 2.
FIG. 4 is a schematic view of the structure of the upper guide member and the electrothermal glass plate of the present invention.
Fig. 5 is a schematic diagram of the left-hand construction of fig. 4 according to the present invention.
Fig. 6 is a schematic structural view of a lower guide member according to the present invention.
Fig. 7 is a schematic structural view of a link plate of the present invention.
In the figure:
A drying box body-20,
The conveyer belt-30, the chain plate-301, the concave surface-3011, the convex surface-3012, the electrothermal glass plate-31, the electrothermal film-311, the electrothermal plate-312, the transition plate-313,
The device comprises a lower guide piece-41, a hollow box seat-411, an exhaust branch pipe-412, a bottom exhaust column-413, a combined frame-4131, a counter suction hole-4132, an upper guide piece-42, a sagging frame-421, a fixed frame-4211, a sagging frame-4212, an air guide bucket-4213, an air inlet cylinder-422, a uniform baffle piece-43, a vertical baffle plate-431, a baffle seat-432 and a sagging hole-4321.
Detailed Description
For the purpose of making embodiments of the present invention fall within the scope of the present invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as referring to purposes, technical solutions and advantages of the present invention in any way. All other implementations, which can be derived by a person skilled in the art without making any inventive effort, show or imply relative importance or implicitly indicate the number of technical features indicated on the basis of the implementations in the invention. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 7, a high temperature baking apparatus for processing peeled walnut based on electrothermal film heater includes a drying box 20, and a conveyor belt 30 penetrating through two ends of the drying box 20, the high temperature baking apparatus for processing peeled walnut further includes: the top of the inner side of the drying box 20 is overhanging and provided with a mounting bracket 21, the electric heating assembly comprises an electric heating glass plate 31 arranged on the mounting bracket 21, the electric heating glass plate 31 is positioned above the transmission belt 30, an electric heating film 311 is sprayed on one side of the electric heating glass plate 31 facing the transmission belt 30, and the electric heating films 311 are arranged at intervals; the conveying surface of the conveying belt 30 is composed of a plurality of chain plates 301, concave surfaces 3011 and convex surfaces 3012 are arranged on the left side surface and the right side surface of each chain plate 301, the concave surfaces 3011 and the convex surfaces 3012 are staggered from top to bottom, and the concave surfaces 3011 of the chain plates 301 and the convex surfaces 3012 of the adjacent chain plates 301 form a drainage hole capable of bearing walnut; the bidirectional diversion assembly comprises a lower diversion piece 41 arranged on the inner side of the conveying belt 30, two sides of the lower diversion piece 41 extend from two sides of the conveying belt 30 along the outside of the drying box 20, the lower diversion piece 41 sucks and discharges damp air overflowing downwards after the walnut is roasted through the drainage holes, an upper diversion piece 42 facing the conveying belt 30 is nested at intervals between the electric heating films 311, the upper diversion piece 42 extends downwards to 7-8 cm of the top surface of the conveying belt 30, the upper diversion piece 42 sucks and discharges the damp air floating upwards after the walnut is roasted, one side of the upper diversion piece 42 facing the walnut input direction is provided with a uniform baffle piece 43, and after the uniform baffle piece 43 uniformly distributes the walnut to the chain plate 301 and blocks all the drainage holes, the upper diversion piece 42 and the lower diversion piece 41 suck the damp air overflowing from the upper end and the lower end respectively.
The installing support 21 in this embodiment adopts and fixes the setting at electric heating element's head and tail both ends, and at electric heating element's electric heat glass board 31 top, then adopts the mode of hanging, encorbelments electric heat glass board 31 to reduce electric heat glass board 31's the installation degree of difficulty, can be comparatively convenient when changing or washing.
An air guide pipeline is arranged at the top of the outer side of the drying box body 20 and is connected with an air pump, and the air guide pipeline is respectively communicated with the upper guide piece 42 and the lower guide piece 41.
The electrothermal glass plate 31 is glass ceramics, which is not only resistant to high temperature, but also has extremely high hardness, is not easy to generate the phenomenon of heat conductivity attenuation after long-term use, has excellent heat preservation effect after the electrothermal glass plate 31 is powered off, has extremely low speed of surface temperature attenuation, and can also perform energy recovery under some heat energy recovery conditions.
In conventional baking equipment, the walnut is heated by blowing hot air and then circulating, and the hot air after the moisture is mixed and cooled is reheated, but the moisture in the walnut is completely baked, so that the energy consumption for reheating the recovered air is high, and a factory needs to bear extremely high cost.
On the basis of the arrangement of the electric heating assembly, moisture is still generated in the baking process of the walnut, and because the electric heating assembly is arranged, the hot air and the moisture are more difficult to discharge, and the heat is easily discharged together by using a traditional exhaust structure.
If the existing conveyor belt is directly adopted, the lower guide piece 41 cannot be arranged due to the closed arrangement of the belt surface of the conveyor belt, and if the conveyor belt of the prior art is adopted, the hot air is directly discharged by the lower guide piece 41 due to the fact that the conveyor belt of the conveyor belt is provided with a plurality of uniform small holes, so that the invention can timely remove the hot air from the positions of the upper end and the lower end, and can save the heat in the area between the electric heating assembly and the walnut, thereby reducing the loss of heat, reducing the energy consumption, and in practice, the rest positions of the chain plates 301 are not completely blocked by the holes, and simultaneously avoiding the direct discharge of the hot air generated by the electric heating assembly on the bottom of the walnut when the conveyor belt of the prior art is adopted, and the moisture of the walnut can be directly discharged through the outside of the holes when the lower guide piece 41 is started, and the moisture overflowed from the upper end of the walnut is normally discharged through the upper guide piece 42.
In the existing setting process of some top heating structures, the heating structures are arranged at intervals, so that a dehumidifying structure is arranged in a gap between the heating structures, although the aim of dehumidifying is achieved, a larger part of hot air is inevitably taken away, in this way, the electric heating glass plate 31 comprises a plurality of groups of electric heating plates 312 which are arranged at intervals, electric heating films 311 are sprayed on the electric heating plates 312, two electric heating plates 312 are connected through a transition plate 313, the lower guide piece 41 is sleeved on the outer side of the transition plate 313 and points to the conveying belt 30, and the transition plate 313 is made of glass by connecting the electric heating plates 312 and the electric heating plates 312 through the transition plate 313, so that a continuous surface is formed on the top surface of walnut, and the hot air is prevented from overflowing from the top; while the electrothermal glass plate 31 forms a continuous surface, the problem of dehumidification is still considered, and for this purpose, the invention further proposes that the upper guide member 42 comprises a drop frame 421 sleeved on the transition plate 313, a plurality of air inlet cylinders 422 facing the conveying belt 30 are locked below the drop frame 421, electromagnetic valves 423 are installed inside the air inlet cylinders 422, the drop frame 421 is fixed on the transition plate 313 and extends down to the top of the conveying belt 30 at the same time as the transition plate 313, the air inlet cylinders 422 arranged on the drop frame 421 are utilized to guide the moisture overflowed from the top, the drop frame 421 is narrow and wide for fixing the upper guide member 42 and exhausting, the drop frame 421 includes a fixed frame 4211 outside the transition plate 313, and a drop frame 4212 connected below the fixed frame 4211, an inverted-shaped air guide 4213 is disposed inside the drop frame 4212, the air guide 4213 is communicated with the air inlet cylinder 422, two ends of the air guide 4213 are extended and fixed to the inner side wall of the drying box 20, so that the air inlet cylinder 422 discharges the sucked moisture through the air guide 4213, thereby achieving the effect of exhausting the moisture and retaining most of the hot air, and the inverted-shaped air guide 4213 can not only perform the effect of air guide, but also fix the whole drop frame 421, and avoid the force of the whole drop frame 421 and the suction force generated during suction from all acting on the transition plate 313.
In this embodiment, in order to reduce the influence of the air intake tube 422 and the air guide funnel 4213 on hot air in the process of dehumidifying, and also to improve the baking effect of the walnut, the baking time period is reduced, and in this embodiment, it is further proposed that the uniform baffle member 43 includes a vertical baffle 431 locked on one side of the air intake tube 422 towards the walnut input direction, a blocking seat 432 is fixedly connected on the vertical baffle 431, the outer side surface of the blocking seat 432 is in an arc structure, one arc surface of the arc structure is concave towards one side of the vertical baffle 431, and by setting the uniform baffle member 43 on one side of the air intake tube 422, the setting position of the blocking seat 432 in the uniform baffle member 43 is lower than that of the air intake tube 422, and the arc position of the uniform baffle member not only can reserve heat, so that the heat is reserved in an arc-shaped area, but also can separate the heater from the dehumidifying area, and can uniformly level the stacked walnut, thereby achieving the effect of a multifunctional setting.
In order to allow a certain amount of heat to be retained, the arc structure of the blocking seat 432 is provided with a plurality of concave sinking holes 4321, and hot air generated by heating the electrothermal glass plate 31 is deposited in the sinking holes 4321, so that a part of heat of the electrothermal glass plate 31 can not be sunk downwards at the sinking holes, thereby ensuring a basic temperature in the heating chamber and reducing subsequent energy consumption.
In order to avoid secondary dispersion effect of moisture dispersion on walnut after moisture is generated in the process of acting the lower guide member 41, the invention further provides that the lower guide member 41 comprises a hollow box seat 411 positioned at the inner side of the conveying belt 30, two sides of the hollow box seat 411 are provided with exhaust branch pipes 412 for fixing the hollow box seat 411, the exhaust branch pipes 412 are fixedly connected to the inner side wall of the drying box body 20, the top of the hollow box seat 411 is vertically inserted with a plurality of bottom exhaust columns 413, but the actual exhaust columns 413 face a whole plane, the pertinence is poor, the bottom exhaust columns 413 comprise a connecting and discharging frame 4131 fixedly connected to the hollow box seat 411, a plurality of opposite suction holes 4132 facing to the discharge holes are uniformly arranged above the connecting and discharging frame 4131 at equal intervals, and accordingly, after the moisture is discharged, the opposite suction holes 4132 in the lower guide member 41 are correspondingly arranged with the discharge holes on the conveying belt 30, the moisture can be quickly retained by the opposite suction holes 4132, and the secondary wetting space of the conveying belt 30 is avoided.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a peeling walnut processing is with high temperature equipment of toasting based on electric heat membrane heater, includes drying cabinet (20), and runs through conveyer belt (30) at drying cabinet (20) both ends, its characterized in that, peeling walnut processing is with high temperature equipment of toasting still includes:
the electric heating assembly is characterized in that a mounting bracket (21) is arranged at the top of the inner side of the drying box body (20) in a cantilever mode, the electric heating assembly comprises an electric heating glass plate (31) arranged on the mounting bracket (21), the electric heating glass plate (31) is positioned above the conveying belt (30), an electric heating film (311) is sprayed on one side, facing the conveying belt (30), of the electric heating glass plate (31), and the electric heating films (311) are arranged at intervals;
the conveying surface of the conveying belt (30) consists of a plurality of chain plates (301), concave surfaces (3011) and convex surfaces (3012) are arranged on the left side surface and the right side surface of each chain plate (301), the concave surfaces (3011) and the convex surfaces (3012) are arranged in a staggered mode from top to bottom, and the concave surfaces (3011) of the chain plates (301) and the convex surfaces (3012) of the adjacent chain plates (301) form a drainage hole capable of bearing walnut;
The bidirectional diversion assembly comprises a lower diversion piece (41) arranged on the inner side of the conveying belt (30), two sides of the lower diversion piece (41) extend from two sides of the conveying belt (30) to the outside of the drying box body (20), the lower diversion piece (41) is used for sucking and discharging damp air which overflows downwards after the walnut is roasted through the drainage holes, an upper diversion piece (42) facing the conveying belt (30) is nested at intervals between the electric heating films (311), the upper diversion piece (42) extends downwards to 7-8 cm of the top surface of the conveying belt (30), the upper diversion piece (42) sucks and discharges damp air which floats upwards after the walnut is roasted, one side of the upper diversion piece (42) facing the walnut input direction is provided with a uniform baffle piece (43), and after the uniform baffle piece (43) uniformly distributes the walnut to the conveying belt (301) and blocks all the drainage holes, the upper diversion piece (42) and the lower diversion piece (41) respectively drain damp air from the upper end and the lower end of the walnut.
2. The high-temperature baking device for peeling walnut processing based on the electrothermal film heater according to claim 1, wherein the electrothermal glass plate (31) comprises a plurality of groups of electrothermal plates (312) which are arranged at intervals, electrothermal films (311) are sprayed on the electrothermal plates (312), two electrothermal plates (312) are connected through a transition plate (313), and the lower guide piece (41) is sleeved on the outer side of the transition plate (313) and points to the conveying belt (30).
3. The high-temperature baking device for peeling walnut processing based on the electrothermal film heater according to claim 2, wherein the upper guide member (42) comprises a sagging frame (421) sleeved on the transition plate (313), a plurality of air inlet cylinders (422) facing the conveyor belt (30) are locked below the sagging frame (421), and electromagnetic valves (423) are installed in the air inlet cylinders (422).
4. A high-temperature baking device for peeling walnut processing based on an electrothermal film heater according to claim 3, wherein the sagging frame (421) has a narrow upper part and a wide lower part, the sagging frame (421) comprises a fixed frame (4211) outside the transition plate (313), and a sagging frame (4212) connected below the fixed frame (4211), an inverted-shaped air guide funnel (4213) is arranged inside the sagging frame (4212), the air guide funnel (4213) is communicated with the air inlet barrel (422), and two ends of the air guide funnel (4213) are extended and fixed to the inner side wall of the drying box (20).
5. A high-temperature baking device for peeling walnut processing based on an electrothermal film heater according to claim 3, wherein the uniform baffle (43) comprises a vertical baffle (431) locked on one side of the air inlet cylinder (422) towards the walnut input direction, a blocking seat (432) is fixedly connected to the vertical baffle (431), the outer side surface of the blocking seat (432) is of an arc-shaped structure, and one arc-shaped surface of the arc-shaped structure is concave towards one side of the vertical baffle (431).
6. The high-temperature baking device for peeling walnut processing based on the electrothermal film heater according to claim 5, wherein a plurality of concave sinking holes (4321) are formed in the arc-shaped structure of the blocking seat (432), and hot air generated by heating the electrothermal glass plate (31) is deposited in the sinking holes (4321).
7. The high-temperature baking equipment for peeling walnut processing based on the electric heating film heater according to claim 1, wherein the lower guide piece (41) comprises a hollow box seat (411) positioned on the inner side of the conveying belt (30), exhaust branch pipes (412) used for fixing the hollow box seat (411) are arranged on two sides of the hollow box seat (411), the exhaust branch pipes (412) are fixedly connected to the inner side wall of the drying box body (20), and a plurality of bottom exhaust columns (413) are vertically inserted at the top of the hollow box seat (411).
8. The high-temperature baking device for peeling walnut processing based on the electrothermal film heater according to claim 7, wherein the bottom exhaust column (413) comprises a row rack (4131) fixedly connected to the hollow box seat (411), and a plurality of opposite suction holes (4132) facing the drainage holes are uniformly formed above the row rack (4131) at equal intervals.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311822389.3A CN117461858B (en) | 2023-12-27 | 2023-12-27 | Peeling walnut processing high-temperature baking equipment based on electrothermal film heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311822389.3A CN117461858B (en) | 2023-12-27 | 2023-12-27 | Peeling walnut processing high-temperature baking equipment based on electrothermal film heater |
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| CN117461858B true CN117461858B (en) | 2024-04-26 |
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| KR20090056573A (en) * | 2007-11-30 | 2009-06-03 | 강동석 | Drier |
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