CN112815685A - Wind-force drying device that food processing production line was used - Google Patents
Wind-force drying device that food processing production line was used Download PDFInfo
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- CN112815685A CN112815685A CN202110000247.3A CN202110000247A CN112815685A CN 112815685 A CN112815685 A CN 112815685A CN 202110000247 A CN202110000247 A CN 202110000247A CN 112815685 A CN112815685 A CN 112815685A
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- drying
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- drying device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
- F26B15/18—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
- F26B21/083—Humidity by using sorbent or hygroscopic materials, e.g. chemical substances, molecular sieves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/003—Handling, e.g. loading or unloading arrangements for articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a wind power drying device for a food processing production line, which comprises a drying bin and a mounting platform. Has the advantages that: the invention filters the air sucked into the heating box through the middle-effect filter, improves the cleanness degree of drying wind power, reduces the food pollution caused by dust in the drying process, increases the air flow path by staggered distribution of the guide plates in the heating box, increases the contact time of the air and the primary heating wire, improves the air outlet temperature, improves the heating efficiency, and further improves the drying efficiency.
Description
Technical Field
The invention relates to the technical field of food processing, in particular to a wind power drying device for a food processing production line.
Background
Food processing refers to grain milling, feed processing, vegetable oil and sugar processing, slaughtering, meat processing, aquatic product processing and food processing activities of vegetables, fruits, nuts and the like which are directly carried out by taking agricultural, forestry, animal husbandry and fishery products as raw materials, and is a type of generalized agricultural product processing industry.
Food materials often need to be dried during food processing, traditionally by drying in a drying oven, in the drying process, the fan generates air flow, the air flow is heated by the resistance wire and then blown to the food material for drying, the hot air blown to the food materials is difficult to recycle, a large amount of waste heat is wasted, the use is not energy-saving and environment-friendly enough, meanwhile, the traditional drying box needs to open a door to put the food materials in, then the operation can be carried out after the oven door is closed, the frequent opening and closing of the oven door is not only troublesome, but also causes the problems of heat loss in the drying oven, dust drifting into the drying oven and the like, meanwhile, the drying device is not suitable for being applied to a production line, further improvement can be made, in addition, more water vapor can be doped into hot air with the drying effect after the food materials are dried, the drying efficiency is influenced, and further improvement can be made.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the wind power drying device for the food processing production line, which has the advantages of low energy consumption by utilizing waste heat, good dustproof and heat preservation effects, convenience in use and high drying efficiency, and further solves the problems in the background art.
(II) technical scheme
In order to realize the advantages of low energy consumption, good dustproof and heat preservation effects, convenient use and high drying efficiency by utilizing waste heat, the invention adopts the following specific technical scheme:
a wind drying device for a food processing production line comprises a drying bin and a mounting platform, wherein an inlet and an outlet are formed at two ends of the drying bin, the mounting platform penetrates through and is placed between the inlet and the outlet, a conveying net belt is mounted on the top surface of the mounting platform, an air box is fixedly mounted on the top surface of the drying bin, a middle-effect filter is fixedly mounted at two ends of the top surface of the air box, a heating box is fixedly mounted on one side of the middle-effect filter, a Roots vacuum pump is fixedly mounted on the other side of the heating box, an air inlet end of the Roots vacuum pump is communicated and connected with one end of the heating box through a gas pipe, an air outlet end of the Roots vacuum pump is communicated and connected with the inside of the air box, the other end of the heating box is communicated and connected with an air outlet end of the middle, and the inside hoist and mount of a section of thick bamboo has axial fan, it has the drawer to peg graft below the mount table to dry the inside drawer that is located in the storehouse, and the inside active carbon that has held of drawer to the drawer below is located stoving storehouse both ends through connection and is connected with the connecting pipe, the delivery pump is installed to stoving storehouse both sides, and delivery pump inlet end and connecting pipe through connection, and the delivery pump is given vent to anger the end and is passed through back flow and bellows through connection, secondary heater strip is installed at the inside both ends of bellows.
Further, stoving storehouse both ends are located exit top fixed mounting and have the dryer, and the inside circulation storehouse of having seted up of dryer, the back flow surface has the shunt tubes through tee bend through connection, and the shunt tubes other end runs through inside the dryer extends to the circulation storehouse to circulation storehouse bottom surface runs through the dryer and has seted up the air curtain groove, air curtain groove width is not more than 2 mm.
Further, the drawer bottom surface is open structure, and drawer bottom surface fixed mounting has the filter screen to drawer just stands a fixedly connected with baffle, the drawer bottom surface is located the welding of stoving storehouse inner wall and has the bearing strip, and bearing strip and drawer bottom surface slip butt.
Further, the baffle just stands face fixed mounting and has the handle, and the welding of baffle just stands face both ends has lower mounting to it has last mounting to be located stoving storehouse skin weld down to be located the mounting top, go up the through connection between mounting and the lower mounting and have the bolt.
Furthermore, the length of the bearing strip is the same as the width of the interior of the drying bin, and the width of the drawer is equal to the sum of the length of the bearing strip and the thickness of the outer wall of the drying bin.
Furthermore, a flow distribution plate is arranged below the air outlet end of the Roots vacuum pump on the inner top surface of the bellows in a hanging mode through a hanging rod, and the flow distribution plate is a rectangular metal sheet.
Furthermore, the primary heating wires and the secondary heating wires are resistance wires, and the secondary heating wires are arranged vertically and densely at equal intervals.
Furthermore, the bottom surface of the mounting table is abutted to the bottom surfaces of the inlet and the outlet, and a through hole is formed in the surface of the mounting table in a penetrating mode.
Further, dryer length equals stoving storehouse length, circulation storehouse and air curtain groove length are greater than exit width.
Furthermore, the aperture of the filter screen is smaller than the particle size of the active carbon, and the filter screen is made of metal materials.
(III) advantageous effects
Compared with the prior art, the invention provides a wind power drying device for a food processing production line, which has the following beneficial effects:
(1) the invention filters the air sucked into the heating box through the middle-effect filter, improves the cleanness degree of drying wind power, thereby reducing the dust pollution to food in the drying process, the air filtered by the middle-effect filter enters the heating box, is heated by the primary heating wire, is conveyed into the air box through the Roots vacuum pump, is vertically blown to the conveying mesh belt after being accelerated and guided by the axial flow fan, dries the food on the top surface of the conveying mesh belt, and the conveying mesh belt continuously conveys the food, thereby improving the continuity of the drying operation, improving the drying efficiency, being more suitable for being applied to a production line, simultaneously, the guide plates in the heating box are distributed in a staggered way, increasing the air flow path, increasing the contact time of the air and the primary heating wire, improving the air outlet temperature, improving the heating efficiency and further improving the drying efficiency, in addition, the dried hot air passes through the conveying mesh belt, the mounting table and the activated carbon to enter the lower part of the drying bin, is conveyed back to the air box by the conveying pump again, is heated by the secondary heating wire and then is blown out by the axial flow fan again, the hot air is recycled, the hot air waste heat is fully utilized, the energy waste is reduced, the energy consumption is reduced, and the energy-saving and environment-friendly effects are achieved.
(2) The invention carries on the backflow to the hot-blast through the back flow, in the course of backflow, a part of hot-blast enters the circulation storehouse in the air cylinder through the shunt tubes, the airstream located in circulation storehouse flows out through the narrow wind curtain trough finally, because the wind curtain trough is comparatively narrow, the cross-sectional dimension is smaller, the velocity of flow of hot-blast increases, thus make the hot-blast from flowing out of the wind curtain trough form the hot-blast curtain, form the protection to the exit, prevent external cold air and dust from entering the drying storehouse from the exit, has improved thermal insulation performance and dustproof performance, meanwhile, does not influence the food and pass in and out the drying storehouse, has saved the trouble of frequent door opening and closing, it is more convenient to use, make the conveying mesh belt can carry on the conveying incessantly, raise the conveying efficiency, thus raise the continuous drying efficiency, more suitable for.
(3) The drawer type hot air drying device has the advantages that the active carbon in the drawer adsorbs water vapor in the hot air, so that the effect of removing the water vapor is achieved, the hot air is dried, the drying efficiency is further improved, the water vapor in the hot air is adsorbed by the active carbon in the process that the hot air passing through the mounting table passes through the active carbon, so that the hot air entering the return pipe is dried, after the active carbon is saturated, a worker can pull out the drawer and dry the active carbon for reuse, the active carbon can be recycled, the cost investment is reduced, and the drawer type hot air drying device is more economical and practical.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a pneumatic drying device for a food processing line according to an embodiment of the present invention;
FIG. 2 is a front view of a pneumatic drying apparatus for a food processing line according to an embodiment of the present invention;
FIG. 3 is a side view of a pneumatic drying apparatus for a food processing line according to an embodiment of the present invention;
FIG. 4 is a schematic view of the internal structure of a heating cabinet according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a node A of the wind drying device for the food processing line according to the embodiment of the present invention;
FIG. 6 is a schematic structural view of a drawer according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a drying bin according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a mounting table according to an embodiment of the present invention.
In the figure:
1. a drying bin; 2. an axial flow fan; 3. mounting the cylinder; 4. a boom; 5. a flow distribution plate; 6. a Roots vacuum pump; 7. a gas delivery pipe; 8. a baffle; 9. primary heating wires; 10. a heating box; 11. a communicating pipe; 12. a medium-efficiency filter; 13. secondary heating wires; 14. an air box; 15. an air duct; 16. a return pipe; 17. circulating the bin; 18. a shunt tube; 19. an air curtain groove; 20. an inlet and an outlet; 21. a conveying mesh belt; 22. an installation table; 23. a delivery pump; 24. a connecting pipe; 25. a through hole; 26. a drawer; 27. activated carbon; 28. a filter screen; 29. a carrier strip; 30. a baffle plate; 31. a handle; 32. a bolt; 33. an upper fixing member; 34. and a lower fixing member.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to an embodiment of the invention, a wind power drying device for a food processing production line is provided.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, as shown in fig. 1-8, a wind power drying device for a food processing production line according to an embodiment of the present invention includes a drying bin 1 and an installation table 22, wherein an entrance 20 is formed at two ends of the drying bin 1 for facilitating the entrance and exit of food materials, the installation table 22 is disposed between the entrance 20 and the exit 20, and a conveying mesh belt 21 is installed on the top surface of the installation table 22, which is a common conveying structure, and not described herein, an air box 14 is fixedly installed on the top surface of the drying bin 1, an intermediate efficiency filter 12 is fixedly installed at two ends of the top surface of the air box 14, which is a common device for filtering dust in air, a heating box 10 is fixedly installed on one side of the intermediate efficiency filter 12, a roots vacuum pump 6 is fixedly installed on the other side of the heating box 10, and an air inlet end of the roots vacuum pump, the air outlet end of the Roots vacuum pump 6 is communicated with the interior of an air box 14, the other end of a heating box 10 is communicated with the air outlet end of a middle-effect filter 12 through a communicating pipe 11, guide plates 8 are fixedly connected to the interior of the heating box 10 in a staggered manner, primary heating wires 9 are uniformly distributed among the guide plates 8, the bottom surface of the air box 14 is communicated with an installation cylinder 3, an axial flow fan 2 is hung in the installation cylinder 3, a plurality of installation cylinders 3 are distributed at equal intervals, a drawer 26 is inserted in the drying cabin 1 below an installation platform 22, active carbon 27 is contained in the drawer 26, the active carbon 27 is uniformly laid, connecting pipes 24 are communicated with the two ends of the drying cabin 1 below the drawer 26, delivery pumps 23 are installed on the two sides of the drying cabin 1, the air inlet ends of the delivery pumps 23 are communicated with the connecting pipes 24, and the air outlet ends of the delivery, the two ends of the interior of the air box 14 are provided with the secondary heating wires 13, when drying, the Roots vacuum pump 6 is started to extract the air in the heating box 10, so that the interior of the heating box 10 is in a negative pressure state, the outside air enters the heating box 10 through the middle effect filter 12, the air filtered by the middle effect filter 12 enters the heating box 10, is heated by the primary heating wires 9, is conveyed into the air box 14 through the Roots vacuum pump 6, is vertically blown to the conveying mesh belt 21 after accelerated guiding by the axial flow fan 2, so as to dry the food on the top surface of the conveying mesh belt 21, the conveying mesh belt 21 continuously conveys the food, thereby improving the continuity of the drying operation, improving the drying efficiency, being more suitable for being applied to a production line, meanwhile, the guide plates 8 in the heating box 10 are distributed in a staggered manner, increasing the air flow path, thereby increasing the contact time of the air, thereby the air-out temperature has been improved, heating efficiency has been improved, and then drying efficiency has been improved, in addition, hot-blast passing conveying mesh belt 21 after drying, mount table 22 and active carbon 27 enter into stoving storehouse 1 below inside, in being carried back air box 14 again by delivery pump 23, blow off through axial fan 2 once more after secondary heater strip 13 heats, cyclic utilization is hot-blast, make full use of hot-blast waste heat, energy waste has been reduced, thereby energy consumption is reduced, and is more energy-concerving and environment-protective.
In one embodiment, the two ends of the drying chamber 1 are located above the inlet and outlet 20 and are fixedly provided with the air ducts 15, the interior of the air duct 15 is provided with the circulating chamber 17, the surface of the return duct 16 is connected with the shunt tubes 18 through a tee joint, the diameter of the shunt tubes 18 is smaller than that of the return duct 16, the other ends of the shunt tubes 18 penetrate through the air duct 15 and extend into the circulating chamber 17, the bottom surface of the circulating chamber 17 penetrates through the air duct 15 and is provided with the air curtain grooves 19, the width of the air curtain grooves 19 is not more than 2mm, in the hot air backflow process, a part of hot air enters the circulating chamber 17 in the air duct 15 through the shunt tubes 18, the air flow in the circulating chamber 17 finally flows out through the narrow air curtain grooves 19, because the air curtain grooves 19 are narrow and have small cross-section size, the hot air flow velocity is increased, so that the hot air flowing out from the air curtain grooves 19 forms a hot air curtain, the inlet and outlet 20 are, the heat preservation performance and the dustproof performance are improved, meanwhile, the food passing in and out of the drying bin 1 is not affected, the trouble of frequently opening and closing the door is eliminated, the use is more convenient, the conveying net belt 21 can continuously convey the food, the conveying efficiency is improved, the continuous drying efficiency is improved, and the continuous drying device is more suitable for being applied to a production line.
In one embodiment, the bottom surface of the drawer 26 is an open structure, the filter screen 28 is fixedly mounted on the bottom surface of the drawer 26, hot air can pass through the drawer 26 conveniently, the baffle 30 is fixedly connected to the front vertical surface of the drawer 26, the bearing strip 29 is welded to the inner wall of the drying bin 1 on the bottom surface of the drawer 26, the bearing strip 29 is in sliding butt joint with the bottom surface of the drawer 26, the bearing strip 29 bears the drawer 26, hot air passing through the mounting table 22 is absorbed by the activated carbon 27 in the process of passing through the activated carbon 27, water vapor in the hot air is absorbed by the activated carbon 27, so that the hot air entering the return pipe 16 is dried, after the activated carbon 27 is saturated, a worker can pull out the drawer 26, the activated carbon 27 is dried and then put into use again, the activated carbon.
In one embodiment, a handle 31 is fixedly installed on the front vertical surface of the baffle 30 to facilitate pulling out the drawer 26, lower fixing members 34 are welded at two ends of the front vertical surface of the baffle 30, an upper fixing member 33 is welded on the surface of the drying chamber 1 above the lower fixing member 34, a bolt 32 is penetratingly connected between the upper fixing member 33 and the lower fixing member 34, when the drawer 26 is pulled out, the bolt 32 should be pulled out first, and the fixing of the baffle 30 is released, so that the drawer 26 can be pulled out.
In one embodiment, the length of the carrying strip 29 is the same as the width of the interior of the drying chamber 1, the width of the drawer 26 is equal to the sum of the length of the carrying strip 29 and the thickness of the outer wall of the drying chamber 1, and the baffle 30 abuts against the vertical surface of the drying chamber 1 when the drawer 26 is located in the drying chamber 1, so that air leakage is reduced.
In one embodiment, the inner top surface of the air box 14 is provided with a flow distribution plate 5 below the air outlet end of the roots vacuum pump 6 through a hanger rod 4, the flow distribution plate 5 is a rectangular metal thin plate, and hot air flows out of the air outlet end of the roots vacuum pump 6 and then collides with the flow distribution plate 5 to diffuse outwards, so that the condition that the hot air flows out of the axial flow fan 2 right below the air outlet end of the roots vacuum pump 6 nearby to cause uneven air outlet is avoided.
In one embodiment, the primary heating wire 9 and the secondary heating wire 13 are resistance wires, which are common devices and are not described herein, and the secondary heating wires 13 are arranged vertically and equidistantly in a dense manner, so that the secondary heating efficiency of hot air is increased.
In one embodiment, the bottom surface of the mounting platform 22 abuts against the bottom surface of the access opening 20, and the surface of the mounting platform 22 is perforated with through holes 25 for facilitating the circulation of hot air.
In one embodiment, the length of the air duct 15 is equal to that of the drying bin 1, and the lengths of the circulation bin 17 and the air curtain groove 19 are greater than the width of the inlet and outlet 20, so that the generated air curtain is wide enough to block the inlet and outlet 20, and dead angles are reduced.
In one embodiment, the aperture of the filter screen 28 is smaller than the particle size of the activated carbon 27, so as to prevent the activated carbon 27 from leaking, and the filter screen 28 is made of metal material and has good bearing capacity.
The working principle is as follows:
when drying, the roots vacuum pump 6 is started to extract air in the heating box 10, so that the inside of the heating box 10 is in a negative pressure state, outside air enters the heating box 10 through the middle effect filter 12, the air filtered by the middle effect filter 12 enters the heating box 10, is heated by the primary heating wire 9, is conveyed to the air box 14 through the roots vacuum pump 6, is vertically blown to the conveying mesh belt 21 after being accelerated and guided by the axial flow fan 2, so as to dry food on the top surface of the conveying mesh belt 21, the conveying mesh belt 21 continuously conveys the food, thereby improving the continuity of the drying operation, improving the drying efficiency, being more suitable for being applied to a production line, meanwhile, the guide plates 8 in the heating box 10 are distributed in a staggered manner, increasing the air flow path, thereby increasing the contact time of the air and the primary heating wire 9, further improving the air outlet temperature, and improving the heating efficiency, furthermore, the drying efficiency is improved, in addition, the dried hot air passes through the conveying mesh belt 21, the mounting table 22 and the active carbon 27 and enters the inside below the drying bin 1, is conveyed into the air return box 14 again by the conveying pump 23, is heated by the secondary heating wire 13 and then is blown out by the axial flow fan 2 again, the hot air is recycled, the waste heat of the hot air is fully utilized, the energy waste is reduced, the energy consumption is reduced, the energy is more energy-saving and environment-friendly, in the hot air backflow process, a part of the hot air enters the circulation bin 17 in the air duct 15 through the shunt pipe 18, the air flow in the circulation bin 17 finally flows out through the narrow air curtain groove 19, because the air curtain groove 19 is narrow, the cross section size is small, the flow rate of the hot air is increased, the hot air flowing out from the air curtain groove 19 forms a hot air curtain, the inlet and outlet 20 is protected, and external cold air and dust are prevented from entering the drying bin 1, the heat preservation performance and the dustproof performance are improved, simultaneously, the food business turn over stoving storehouse 1 is not influenced, the trouble of frequently opening and closing the door is saved, it is more convenient to use, make conveying mesh belt 21 can incessantly carry, the conveying efficiency is improved, thereby improve continuous drying efficiency, be more suitable for being applied to in the production line, simultaneously, hot-blast through mount table 22 is at the in-process that passes active carbon 27, steam in the hot-blast is adsorbed by active carbon 27, thereby make the hot-blast that enters into in the back flow 16 become dry, after the active carbon 27 saturation, the staff can pull out drawer 26, go on to active carbon 27 and use again after drying, but cyclic utilization active carbon 27, reduce the cost input, it is more economical and practical.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A wind power drying device for a food processing production line is characterized by comprising a drying bin (1) and a mounting table (22), wherein an inlet and an outlet (20) are formed in two ends of the drying bin (1), the mounting table (22) penetrates through the inlet and the outlet (20), a conveying mesh belt (21) is mounted on the top surface of the mounting table (22), an air box (14) is fixedly mounted on the top surface of the drying bin (1), a middle-effect filter (12) is fixedly mounted on two ends of the top surface of the air box (14), a heating box (10) is fixedly mounted on one side of the middle-effect filter (12), a vacuum pump roots (6) is fixedly mounted on the other side of the heating box (10), the air inlet end of the roots vacuum pump (6) is in through connection with one end of the heating box (10) through an air pipe (7), and the air outlet end of the roots vacuum pump (6, the other end of the heating box (10) is connected with an air outlet end of the middle-effect filter (12) through a communicating pipe (11) in a penetrating way, guide plates (8) are fixedly connected to the inside of the heating box (10) in a staggered way, primary heating wires (9) are uniformly and densely distributed between the guide plates (8), the bottom surface of the air box (14) is connected with an installation cylinder (3) in a penetrating way, an axial flow fan (2) is hung inside the installation cylinder (3), a drawer (26) is inserted below an installation platform (22) inside the drying bin (1), active carbon (27) is contained inside the drawer (26), connecting pipes (24) are connected to the two ends of the drying bin (1) below the drawer (26) in a penetrating way, conveying pumps (23) are installed on the two sides of the drying bin (1), the air inlet end of each conveying pump (23) is connected with the corresponding connecting pipe (24) in a penetrating way, and the air outlet end of each conveying pump (23, and secondary heating wires (13) are arranged at two ends inside the air box (14).
2. The wind drying device for the food processing production line according to claim 1, wherein the wind barrel (15) is fixedly installed at two ends of the drying bin (1) above the inlet and outlet (20), the ventilation bin (17) is arranged inside the wind barrel (15), the surface of the return pipe (16) is connected with the shunt pipe (18) through a tee joint, the other end of the shunt pipe (18) penetrates through the wind barrel (15) and extends into the ventilation bin (17), the bottom surface of the ventilation bin (17) penetrates through the wind barrel (15) and is provided with the air curtain groove (19), and the width of the air curtain groove (19) is not more than 2 mm.
3. The wind drying device for the food processing production line according to claim 1, wherein the bottom surface of the drawer (26) is of an open structure, the filter screen (28) is fixedly installed on the bottom surface of the drawer (26), the baffle (30) is fixedly connected to the right vertical surface of the drawer (26), the bearing strip (29) is welded on the inner wall of the drying bin (1) on the bottom surface of the drawer (26), and the bearing strip (29) is in sliding contact with the bottom surface of the drawer (26).
4. The wind drying device for the food processing production line according to claim 3, wherein the baffle (30) is fixedly provided with a handle (31) on the vertical surface, the lower fixing pieces (34) are welded at two ends of the vertical surface of the baffle (30), the upper fixing piece (33) is welded on the surface of the drying bin (1) above the lower fixing piece (34), and a bolt (32) penetrates between the upper fixing piece (33) and the lower fixing piece (34).
5. A pneumatic drying device for food processing lines according to claim 3, characterized in that the length of the carrier strip (29) is the same as the internal width of the drying compartment (1), and the width of the drawer (26) is equal to the sum of the length of the carrier strip (29) and the thickness of the external wall of the drying compartment (1).
6. The wind drying device for the food processing production line according to claim 1, wherein the inner top surface of the wind box (14) is located below the air outlet end of the Roots vacuum pump (6) and is suspended with the splitter plate (5) through the hanger rod (4), and the splitter plate (5) is a rectangular metal sheet.
7. The wind drying device for the food processing production line according to claim 1, wherein the primary heating wire (9) and the secondary heating wire (13) are resistance wires, and the secondary heating wires (13) are vertically arranged in an equidistant and dense manner.
8. The wind drying device of claim 1, wherein the bottom surface of the mounting table (22) is abutted against the bottom surface of the access opening (20), and the surface of the mounting table (22) is provided with a through hole (25) in a penetrating way.
9. A pneumatic drying device for food processing lines according to claim 2, characterized in that the length of said air duct (15) is equal to the length of the drying chamber (1), and the length of said ventilation chamber (17) and the length of the air curtain slot (19) are greater than the width of the inlet and outlet (20).
10. The wind drying device of claim 3, wherein the filter screen (28) has a pore size smaller than the particle size of the activated carbon (27), and the filter screen (28) is made of metal.
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CN101458037A (en) * | 2008-11-20 | 2009-06-17 | 江苏长虹涂装机械有限公司 | Adjustable air curtain open for drying room |
CN102003874A (en) * | 2010-11-29 | 2011-04-06 | 王兆进 | Dryer with air curtain system |
CN208269605U (en) * | 2018-06-01 | 2018-12-21 | 枣庄市金恒通农业新能源科技有限公司 | A kind of solar heat circulation bean sheet jelly drying equipment |
CN110220373A (en) * | 2019-07-09 | 2019-09-10 | 广东捷信科技服务有限公司韶关分公司 | A kind of energy-saving and environment-friendly drying unit |
CN210425957U (en) * | 2019-09-06 | 2020-04-28 | 晋江市绿雨彩色印刷有限公司 | Drying device is used in dress trade mark drop processing production |
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2021
- 2021-01-02 CN CN202110000247.3A patent/CN112815685A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101458037A (en) * | 2008-11-20 | 2009-06-17 | 江苏长虹涂装机械有限公司 | Adjustable air curtain open for drying room |
CN102003874A (en) * | 2010-11-29 | 2011-04-06 | 王兆进 | Dryer with air curtain system |
CN208269605U (en) * | 2018-06-01 | 2018-12-21 | 枣庄市金恒通农业新能源科技有限公司 | A kind of solar heat circulation bean sheet jelly drying equipment |
CN110220373A (en) * | 2019-07-09 | 2019-09-10 | 广东捷信科技服务有限公司韶关分公司 | A kind of energy-saving and environment-friendly drying unit |
CN210425957U (en) * | 2019-09-06 | 2020-04-28 | 晋江市绿雨彩色印刷有限公司 | Drying device is used in dress trade mark drop processing production |
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