CN120576552B - A multi-layer drying machine - Google Patents
A multi-layer drying machineInfo
- Publication number
- CN120576552B CN120576552B CN202511093056.0A CN202511093056A CN120576552B CN 120576552 B CN120576552 B CN 120576552B CN 202511093056 A CN202511093056 A CN 202511093056A CN 120576552 B CN120576552 B CN 120576552B
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- China
- Prior art keywords
- drying
- cabinet
- air
- drying cabinet
- pipes
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B1/00—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids
- F26B1/005—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids by means of disintegrating, e.g. crushing, shredding, milling the materials to be dried
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
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- F26B21/50—
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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
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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
- F26B25/04—Agitating, stirring, or scraping devices
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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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/066—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers the products to be dried being disposed on one or more containers, which may have at least partly gas-previous walls, e.g. trays or shelves in a stack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/08—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers including agitating devices, e.g. pneumatic recirculation arrangements
- F26B9/082—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers including agitating devices, e.g. pneumatic recirculation arrangements mechanically agitating or recirculating the material being dried
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides a multi-layer dryer. Relates to the technical field of food drying. The multilayer dryer comprises a drying cabinet and a cabinet door hinged to the drying cabinet, wherein a plurality of partition plates are fixedly installed in the drying cabinet, drying spaces are formed between two adjacent partition plates, between the lowest partition plate and the inner wall of the bottom of the drying cabinet, and between the uppermost partition plate and the inner wall of the top of the drying cabinet, a plurality of supporting roll shafts are arranged in the drying spaces, hollow drying baskets are arranged in the drying spaces, the bottoms of the hollow drying baskets are in contact with the corresponding supporting roll shafts, and a plurality of extension rods are slidably installed on one side of the drying cabinet. The invention has the advantages that each layer of drying mechanism is provided with an independent air supply system, and the uniformity of drying the food raw materials can be improved.
Description
Technical Field
The invention relates to the technical field of food drying, in particular to a multilayer dryer.
Background
In the preparation process of the dried food, in order to eliminate most of moisture in the raw materials, the raw materials are treated by a drying mode, and the drying modes include various modes, such as natural air drying, hot air equipment air drying and the like, wherein the natural air drying has lower input cost but slower speed, the hot air equipment air drying can improve the drying speed, but has higher input cost relatively, and the dried food can be finally obtained in any drying mode.
In the improved hot air equipment, the whole volume of the dryer is small, the multilayer drying mechanism can be placed in a limited space, so that the drying efficiency is further improved, but the multilayer dryer is found in practical use, because the multilayer dryer mostly adopts a fixed air duct to supply air, and the air supply position is usually at the lowest position, the temperature difference between the upper layer and the lower layer is large, so that the food drying effect of each layer is uneven, and when the food is placed in a drying basket, a part of raw materials are stacked, so that the stacked part of the raw materials is also not subjected to uniform drying treatment, more flaws are caused to the drying effect, and the drying quality is reduced.
Accordingly, there is a need to provide a new multi-layered dryer that solves the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a multi-layer dryer which is provided with independent air supply systems for each layer of drying mechanism and can improve the drying uniformity of food raw materials.
In order to solve the technical problems, the multilayer dryer provided by the invention comprises a drying cabinet and a cabinet door hinged on the drying cabinet, wherein a plurality of partition boards are fixedly installed in the drying cabinet, a transverse positioning pipe is fixedly installed in each drying space, a plurality of longitudinal positioning pipes are fixedly installed on each transverse positioning pipe, hollow drying baskets are respectively arranged in each drying space, the bottoms of the hollow drying baskets are respectively contacted with the corresponding support roller shafts, a plurality of pull rods are slidably installed on one side of the drying cabinet, one ends of the pull rods positioned in the drying cabinet are respectively detachably connected with the hollow drying baskets, a push-pull mechanism is arranged above the drying cabinet to drive the pull rods to form reciprocating horizontal movement, a plurality of air nozzles are fixedly installed in each drying space, a plurality of air nozzles are fixedly installed on each transverse positioning pipe, a plurality of air nozzles are fixedly installed on each longitudinal positioning pipe, a plurality of air nozzles are fixedly installed on one side of the air nozzles are fixedly installed on the corresponding air nozzles, an air outlet pipe is fixedly installed on one side of the air outlet pipe, and is fixedly connected with one side of the air outlet pipe, and one side of the air outlet pipe is fixedly connected with the air outlet pipe.
Preferably, a plurality of the support roll shafts are rotatably connected with one side of the drying cabinet.
Preferably, the push-pull mechanism comprises a stepping motor, the stepping motor is fixedly arranged at the top of the drying cabinet, a connecting disc is fixedly arranged on an output shaft of the stepping motor, an eccentric pin is fixedly arranged on the connecting disc, a waist hole fixing piece is slidably arranged on the eccentric pin, a push rod is fixedly arranged on one side of the waist hole fixing piece, a linkage bar is fixedly arranged on one side of the push rod, a plurality of pull rods are arranged at one end of the pull rods outside the drying cabinet and are fixedly connected with the linkage bar, and a plurality of ventilation pipelines penetrate through the linkage bar and are slidably connected with the linkage bar.
Preferably, a plurality of pull rods are located one end in the drying cabinet and are fixedly provided with a fixing block, a plurality of fixing blocks are provided with built-in slots, one sides of the built-in slots, which are far away from the pull rods, are provided with openings, a plurality of connecting blocks are inserted into the built-in slots, one sides of the connecting blocks are fixedly connected with a plurality of hollowed-out drying baskets respectively, a plurality of connecting blocks are provided with positioning holes at the tops, a plurality of fixing blocks are fixedly provided with positioning folded sheets at the tops, a plurality of positioning folded sheets are provided with screws in a threaded manner, the bottoms of the screws are fixedly provided with positioning heads, and the bottoms of the positioning heads extend into the positioning holes respectively and are in contact with the inner walls of the positioning holes.
Preferably, the drying cabinet is far away from one side of the air heater is provided with a storage box, a condenser is fixedly arranged at the top of the storage box, a plurality of end parts of the exhaust pipes are fixedly provided with a same air guide pipe, one end of each air guide pipe is connected with an air inlet port of the condenser, the storage box is close to one side outer wall of the drying cabinet and is fixedly provided with a first fan, one end of an air inlet pipe is fixedly arranged at an air outlet port of the first fan, the other end of the air inlet pipe extends to the inside of the storage box through the top of the storage box, the air inlet pipe is fixedly connected with the top of the storage box, the storage box is far away from one side outer wall of the drying cabinet and is fixedly provided with a second fan, one end of each air inlet pipe is fixedly arranged at the air inlet port of the second fan, the other end of each air inlet pipe is extended to the inside of the storage box, each air outlet pipe is fixedly connected with the top of the storage box, and a plurality of communicating pipes are fixedly connected with one end of the communicating pipes respectively.
Preferably, the top fixed mounting of drying cabinet has the limiting plate, the ejector pin runs through the limiting plate and with limiting plate sliding connection, the cabinet door is close to one side fixed mounting of drying cabinet has first shape sealed pad and a plurality of sealing strip that returns, a plurality of the sealing strip all is located first shape sealed pad that returns, one side of first shape sealed pad with the drying cabinet is inconsistent, just the both sides of sealing strip respectively with the both sides inner wall of first shape sealed pad is fixed mutually, a plurality of the sealing strip respectively with a plurality of the spacing plate is inconsistent.
Preferably, the air inlet port of the first fan is fixedly provided with an air suction pipe head, the air suction pipe is provided with a filter round sleeve in a threaded sleeve, a filter disc is fixedly arranged in the filter round sleeve, a first air supply pipeline is provided with a first electric air valve, a plurality of air supply pipelines are provided with second electric air valves, the air guide pipe is provided with a third electric air valve, the cabinet door is fixedly provided with a plurality of ventilation pipes, the ventilation pipes are respectively communicated with a plurality of drying spaces, and a plurality of ventilation pipes are provided with fourth electric air valves.
Preferably, a plurality of the supporting roller shafts are all with one side sliding connection of drying cabinet, one side of drying cabinet is equipped with the back board outward, and is a plurality of the supporting roller shafts all runs through the back board and with the back board rotates to be connected, the top fixed mounting of drying cabinet has the flat board, the flat board with one side outer wall parallel and level of drying cabinet, the top fixed mounting of flat board has first fixed folded plate, first fixed folded plate is kept away from one side fixed mounting of drying cabinet has electric putter, electric putter's output shaft runs through first fixed folded plate and with first fixed folded plate sliding connection, fixed mounting has the second fixed folded plate on electric putter's the output shaft, the lifting screw is installed in the top rotation of second fixed folded plate, threaded mounting has the lifting arm on the lifting screw, one side of lifting arm with back board fixed connection, the top fixed mounting of second fixed folded plate has servo motor, servo motor's output shaft with the top fixed connection of lifting screw.
Preferably, a plurality of movable waist holes are formed in one side of the drying cabinet, a plurality of support roller shafts penetrate through the movable waist holes respectively and are in contact with the corresponding inner walls of the movable waist holes, a second square sealing gasket is fixedly arranged on one side, close to the drying cabinet, of the back plate, the second square sealing gasket is in contact with one side outer wall of the drying cabinet, a plurality of support roller shafts are far away from one end of the back plate, threaded counter bores are formed in the support roller shafts, threaded heads are arranged in the threaded counter bores in a threaded mode, a plurality of limiting pieces are fixedly arranged at one ends, far away from the back plate, of the threaded heads, and the diameter of each limiting piece is larger than that of each support roller shaft.
The invention also provides a drying method of the multilayer dryer, which comprises the following steps:
s1, preparing food materials, namely cleaning the food materials to be dried, and slicing or dicing;
S2, drying the food materials, namely placing the cut food materials to be dried into a hollowed-out drying basket in a multi-layer dryer, and closing a cabinet door to dry;
and S3, taking out the finished product, namely taking out the finished product from the drying cabinet after the food materials are dried and cooled.
Compared with the related art, the multi-layer dryer provided by the invention has the following beneficial effects:
1. According to the invention, through arranging the plurality of drying spaces and arranging the hollowed-out drying basket and the plurality of flaring air nozzles for spraying hot air in each drying space, a plurality of independent drying systems can be formed, so that the food raw materials among multiple layers can be uniformly dried, the drying uniformity is improved, meanwhile, the hollowed-out drying basket can be driven to intermittently reciprocate left and right in the drying process in a mode of intermittently starting the stepping motor, further, stacked raw materials can be scattered, the stacked parts among the raw materials can be displayed, and the drying uniformity is further improved;
2. According to the invention, through the condenser, high-temperature steam with water vapor generated during drying can be condensed to generate low-temperature water, the low-temperature water is collected by the storage box, then the first fan and the second fan are matched, after the drying is finished, the outside air is quickly cooled by the low-temperature water, and then the low-temperature water is sprayed on the hollowed-out drying basket, so that the hollowed-out drying basket and the dried food can be quickly cooled, the dried food can be quickly taken out, the next batch of drying treatment is performed, the waiting cooling time is shortened, the drying efficiency is accelerated, and in addition, the high-temperature steam generated during the drying process is recycled, so that the utilization rate of heat energy sources is improved, and the energy consumption is reduced.
Drawings
Fig. 1 is a schematic perspective view I of a first embodiment of a multi-layered dryer according to the present invention;
Fig. 2 is a schematic perspective view II of a first embodiment of the multi-layered dryer according to the present invention;
fig. 3 is a schematic rear perspective view of a first embodiment of a multi-layered dryer according to the present invention;
FIG. 4 is a schematic side plan view of a first embodiment of a multi-layered dryer according to the present invention;
Fig. 5 is a schematic view illustrating an internal structure of a drying cabinet in a first embodiment of a multi-layered dryer according to the present invention;
FIG. 6 is a schematic view showing the distribution of the longitudinal positioning pipes in the first embodiment of the multi-layered dryer according to the present invention;
fig. 7 is a schematic diagram of a front plan view connection structure of a vertical positioning pipe and a horizontal positioning pipe in a first embodiment of a multi-layered dryer according to the present invention;
FIG. 8 is an enlarged schematic view of the portion A shown in FIG. 6;
Fig. 9 is a schematic diagram of an assembly structure of a hollow drying basket and a pull rod in a first embodiment of a multi-layer dryer according to the present invention;
fig. 10 is a schematic view showing a disassembled state of a fixing block and an engagement block in a first embodiment of the multi-layered dryer according to the present invention;
FIG. 11 is a schematic view showing an assembled structure of a condenser and a storage box in a first embodiment of a multi-layered dryer according to the present invention;
fig. 12 is a schematic structural view of a first fan in a first embodiment of the multi-layered dryer according to the present invention;
Fig. 13 is a schematic view showing a connection structure of a first rectangular gasket and a sealing strip in a first embodiment of the multi-layered dryer according to the present invention;
Fig. 14 is a schematic perspective view of a second embodiment of a multi-layered dryer according to the present invention;
Fig. 15 is a schematic front plan view of a movable waist hole in a second embodiment of a multi-layered dryer according to the present invention;
fig. 16 is a schematic view showing an assembly of a movable waist hole and a supporting roller shaft in a second embodiment of a multi-layered dryer according to the present invention;
fig. 17 is a schematic view showing a connection structure between a support roller and a back plate in a second embodiment of the multi-layered dryer according to the present invention;
fig. 18 is a schematic view showing a connection structure of a back plate and a lifting arm in a second embodiment of the multi-layered dryer according to the present invention;
fig. 19 is a schematic cross-sectional connection structure of a support roller shaft and a limiting plate in a second embodiment of the multi-layered dryer according to the present invention.
Reference numeral 1 in the figure, drying cabinet; 2, a partition plate; 3, a drying space, 4, a cabinet door, 5, a supporting roll shaft, 6, a hollow drying basket, 7, a stepping motor, 8, a connecting turntable, 9, an eccentric pin, 10, a waist hole fixing piece, 11, a push rod, 12, a linkage bar, 13, a pull rod, 14, a fixing block, 15, a built-in slot, 16, a connecting block, 17, a locating hole, 18, a locating folded sheet, 19, a screw rod, 20, a locating head, 21, a transverse locating pipe, 22, a longitudinal locating pipe, 23, a flaring air cock, 24, a hot air blower, 25, a first air supply pipeline, 26, a ventilation pipeline, 27, a condenser, 28, an exhaust pipe, 29, an air guide pipe, 30, a storage box, 31, a first air blower, 32, an air inlet pipe, 33, an air suction pipe head, 34, a filtering round sleeve, 35, a second air blower, 36, an exhaust pipe, 37, a second air supply pipeline, 38, a communicating pipe, 39, a first back-shaped sealing pad, 40, a sealing strip, 41, a movable waist hole, 42, a back plate, 43, a flat plate, 44, a first fixing plate, a first lifting arm, 45, a second lifting arm, a second lifting pad, 48, a screw thread, a lifting pad, a screw thread, 50.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
First embodiment:
Referring to fig. 1-13 in combination, in a first embodiment of the present invention, a multi-layered dryer includes a drying cabinet 1 and a cabinet door 4 hinged on the drying cabinet 1, wherein a plurality of partition boards 2 are fixedly installed in the drying cabinet 1, a drying space 3 is formed between two adjacent partition boards 2, between a lowermost partition board 2 and a bottom inner wall of the drying cabinet 1, and between an uppermost partition board 2 and a top inner wall of the drying cabinet 1, and a first rectangular gasket 39 and a plurality of sealing strips 40 are fixedly installed at one side of the cabinet door 4 close to the drying cabinet 1, and the plurality of sealing strips 40 are all located in the first rectangular gasket 39, and one side of the first rectangular gasket 39 is in contact with the drying cabinet 1, two sides of the sealing strips 40 are respectively fixed with two side inner walls of the first rectangular gasket 39, and a plurality of sealing strips 40 are respectively in contact with the plurality of partition boards 2, so that each drying space 3 forms a plurality of independent drying units under the action of the first rectangular gaskets 39 and 40;
The drying space 3 is internally provided with a plurality of supporting roll shafts 5, the supporting roll shafts 5 are rotatably connected with one side inner wall of the drying cabinet 1, the drying space 3 is internally provided with hollow drying baskets 6, the hollow drying baskets 6 are in a porous structure, so that hot air smoothly enters the hollow drying baskets 6 to dry food, the bottoms of the hollow drying baskets 6 are contacted with the corresponding supporting roll shafts 5, thus supporting the hollow drying baskets 6, one side of the drying cabinet 1 is slidably provided with a plurality of pull rods 13, one ends of the pull rods 13, which are positioned in the drying cabinet 1, are respectively detachably connected with the hollow drying baskets 6, and therefore, after the drying is finished, the hollow drying baskets 6 are taken out, the dried food in the hollow drying baskets 6 is poured out, and a push-pull mechanism is arranged above the drying cabinet 1, so that the hollow drying baskets 6 can be driven to form reciprocating horizontal movement, and the shaking force of the raw materials stacked in the hollow drying baskets 6 can be generated, and the raw materials can be scattered, and the drying uniformity can be improved; a plurality of transverse positioning pipes 21 are fixedly arranged in the drying space 3, the transverse positioning pipes 21 are respectively positioned below the hollow drying baskets 6, a plurality of longitudinal positioning pipes 22 are fixedly arranged on the transverse positioning pipes 21, a plurality of flaring air nozzles 23 are fixedly arranged on the longitudinal positioning pipes 22, an air heater 24 is arranged on one side of the drying cabinet 1, a first air supply pipeline 25 is fixedly arranged on an air outlet port of the air heater, one end of a plurality of air pipes 26 is fixedly arranged on the first air supply pipeline 25, the other ends of the ventilating ducts 26 extend into the corresponding drying spaces 3 and are fixedly connected with the corresponding transverse positioning pipes 21, the ventilating ducts 26 are fixedly connected with one side of the drying cabinet 1, so that hot air can be fed into the drying spaces 3 through the flaring air nozzles 23 by starting the air heaters 24 to achieve drying effect, a plurality of exhaust pipes 28 are fixedly arranged on one side, away from the air heaters 24, of the drying cabinet 1, and the exhaust pipes 28 are respectively communicated with the drying spaces 3.
In the above-mentioned push-pull mechanism, the stepping motor 7 fixed at the top of the drying cabinet 1 is included, the connecting disc 8 is fixedly installed on the output shaft of the stepping motor, the eccentric pin 9 is fixedly installed on the connecting disc 8, the waist hole fixing piece 10 is slidably installed on the eccentric pin 9, the push rod 11 is fixedly installed on one side of the waist hole fixing piece 10, the linkage bar 12 is fixedly installed on one side of the push rod 11, a plurality of pull rods 13 are fixedly connected with the linkage bar 12 at one end of the drying cabinet 1, a plurality of ventilation pipes 26 penetrate through the linkage bar 12 and are slidably connected with the linkage bar 12, through the operation of the stepping motor 7, the linkage bar 12 can be driven to reciprocate left and right by utilizing the cooperation between the eccentric pin 9 and the waist hole fixing piece 10, so that the hollow drying basket 6 can be driven to reciprocate left and right by the drive of the pull rods 13, the food raw materials inside the hollow drying basket can be vibrated, the food raw materials can be scattered, in addition, the top of the drying cabinet 1 is fixedly installed with the push rod 11 and the limit plate penetrates through the limit plate and is connected with the limit plate in a sliding manner.
In this mode, in order to make things convenient for carrying out the dismouting to fretwork stoving basket 6, be located in a plurality of tie-rod 13 the one end in stoving rack 1 is all fixed mounting has fixed block 14, a plurality of all offer built-in slot 15 on the fixed block 14, built-in slot 15 is kept away from one side of tie-rod 13 is established to the opening, a plurality of all peg graft in the built-in slot 15 has joint piece 16, this joint piece 16 and the bottom lateral wall contact of built-in slot 15, and fretwork stoving basket 6 is the contact state with one side of fixed block 14 to guarantee as long as joint piece 16 inserts completely in built-in slot 15 in, just make the locating hole 17 and the locating head 20 that mention below correspond from top to bottom, a plurality of one side of joint piece 16 respectively with a plurality of fretwork stoving basket 6 fixed connection, and a plurality of joint piece 16 all offer locating hole 17, a plurality of the top of joint piece 14 all has fixed mounting locating piece 18, and a plurality of joint piece 16 are last all threaded, and a plurality of screw 19 have the locating hole 19 to install on the locating piece 19 the counter-clockwise, the relative position of screw rod 20 just need the locating head 20 just rotates the relative to the inside of the screw rod 17.
In this mode, in order to reduce the loss of heat source and increase the utilization rate of heat energy in the drying process, a storage box 30 is provided on one side of the drying cabinet 1 far from the hot air blower 24, a condenser 27 is fixedly installed at the top of the storage box, one end of each of the exhaust pipes 28 is fixedly provided with an air guide pipe 29, one end of each of the air guide pipes 29 is connected to an air inlet port of the condenser 27, a pressure release valve is provided on the storage box 30 for discharging excessive air, a first fan 31 is fixedly installed on an outer wall of one side of the storage box 30 near the drying cabinet 1, an air suction pipe head 33 is fixedly installed at an air inlet port of the storage box 30, a filter round sleeve 34 is sleeved on a thread on the air suction pipe head 33, a filter disc is fixedly installed in the filter round sleeve 34, one end of each of the air suction pipes 32 is fixedly installed at an air outlet port of the first fan 31, the other end of each of the air inlet pipes 32 extends into the storage box 30 through the top of the storage box 30, the air inlet pipes 32 is fixedly connected to the top of the storage box 30, a first air suction pipe 36 is fixedly installed at one end of each of the storage box 30, a plurality of air suction pipes 36 are fixedly installed at the other ends of the top of the storage boxes 36 are fixedly connected to the storage boxes 30, the other end of the storage box 30 are fixedly installed at the top of the storage box 30, the air suction pipe is fixedly connected to the air inlet pipe 37 is fixedly installed at one end of the top of the storage box 30, and the other end of the storage box is fixedly connected to the air inlet pipe 30 is fixedly connected to the air inlet pipe 35, respectively, and is fixedly installed at one end of the top of the air inlet pipe 30 is fixedly connected to the air inlet pipe 30, and is fixedly connected to the air inlet pipe 35, can collect in the storage box 30 with the water vapor conversion liquid that flows into in the high temperature air current, after the stoving work is finished, through the cooperation of first fan 31 and second fan 35, alright earlier cool down outside air, in the stoving space 3 is gone into to the gas discharge after the cooling again to can carry out the rapid cooling to fretwork stoving basket 6 and the food after inside stoving thereof, thereby improve cooling rate.
In the above manner, in order to ensure that the air flow can circulate in a correct way, the first air supply pipeline 25 is provided with a first electric air valve, the plurality of communicating pipes 38 are all provided with second electric air valves, the air guide pipe 29 is provided with a third electric air valve, the cabinet door 4 is fixedly provided with a plurality of ventilation pipes, the plurality of ventilation pipes are respectively communicated with the plurality of drying spaces 3, and the plurality of ventilation pipes are all provided with fourth electric air valves, so that the correct trend of the air flow is guided by opening and closing the electric air valves.
In this embodiment:
in the initial state, the first electric air valve, the second electric air valve, the third electric air valve and the fourth electric air valve are all in a closed state;
when the sheet or block food raw materials are required to be dried, the cabinet door 4 is opened, then raw materials to be dried are added into each hollow drying basket 6, and then the cabinet door 4 is closed;
Then, the first electric air valve on the first air supply pipeline 25 and the third electric air valve on the air guide pipe 29 are opened firstly, then the air heater 24 is started, hot air generated by the air heater 24 firstly enters the first air supply pipeline 25 and then smoothly enters each air supply pipeline 26, then enters the plurality of transverse positioning pipes 21, then, the hot air enters the longitudinal positioning pipes 22 and finally is sprayed out through the plurality of flaring air nozzles 23, so that the food raw materials in each drying space 3 can be dried, in the drying process, the stepper motor 7 can be started, the output shaft drives the continuous disc 8 to rotate, and when the output shaft rotates, the eccentric pin 9 is connected, the waist hole fixing piece 10 carries the push rod 11 to reciprocate left and right, at the moment, the connecting rod 12 and the pull rod 13 drive, the hollow drying baskets 6 synchronously reciprocate left and right, thus, the raw materials stacked in the hollow drying baskets 6 can be subjected to oscillation, in the oscillation process can be separated until the stepper motor 7 is closed after running for a period of time, the raw materials can be dried intermittently in the drying process, and the original stacking time can be kept in the intermittent drying process, and the drying process can be started for a period of time, and the original drying time can be reduced;
While drying, the vapor evaporated from the food is discharged into the air guide pipe 29 together with the air flow through the air exhaust pipe 28, and then is discharged into the condenser 27 through the air guide pipe 29, the condenser 27 processes the high-temperature air flow, so that the vapor in the air flow is converted into low-temperature liquid and discharged into the storage box 30, and a small part of the remaining gas is discharged into the storage box 30 together with the liquid water, and at the moment, a one-way pressure release valve in the storage box 30 can be opened to discharge the redundant gas;
After the food raw materials are dried, in order to cool down the hollow drying basket 6 quickly, so that a worker can take out and pour out the dried food in the hollow drying basket as soon as possible, the first electric air valve and the third electric air valve can be closed, the plurality of second electric air valves and the fourth electric air valve are opened, the first fan 31 is started immediately, the first fan 31 extracts external air, the external air is filtered through the filtering circular sleeve 34 and then enters the air inlet pipe 32, and then is introduced into the storage box 30, the filtered air is directly contacted with low-temperature condensed water, on one hand, the air can be cooled down quickly, on the other hand, the air can be filtered again, tiny dust can be contacted with the condensed water and deposited, then the purer air can rise, meanwhile, the second fan 35 is started, the rising air enters the air suction pipe 36, enters the second air supply pipeline 37 after being dried through the drying box, then enters the plurality of air suction pipes 26 through the plurality of 38, and then enters the longitudinal positioning pipe 22 through the transverse positioning pipe 21, finally, the hollow drying basket with high temperature can be sprayed out through the hollow air nozzle 23, and the hollow drying basket with high temperature can be sprayed out;
After cooling, the first fan 31 and the second fan 35 are closed, the cabinet door 4 is opened, the screws 19 are sequentially rotated anticlockwise, the screws 19 lift up with the corresponding positioning heads 20, the hollow drying basket 6 can be taken out after the positioning heads 20 are moved out of the positioning holes 17, the dried food is poured out, the food can be installed in the drying cabinet 1 again, and the next batch of food drying work can be continued.
Compared with the related art, the multi-layer dryer provided by the invention has the following beneficial effects:
1. According to the invention, through arranging the plurality of drying spaces 3, arranging the hollow drying basket 6 and the plurality of flaring air nozzles 23 for spraying hot air in each drying space 3, a plurality of independent drying systems can be formed, so that the food raw materials among multiple layers can be uniformly dried, the drying uniformity is improved, meanwhile, the hollow drying basket 6 can be driven to intermittently reciprocate left and right in the drying process in a mode of intermittently starting the stepping motor 7, further, stacked raw materials can be scattered, the stacked parts among the raw materials can be displayed, and the drying uniformity is further improved;
2. According to the invention, through the condenser 27, high-temperature steam with water vapor generated during drying can be condensed to generate low-temperature water, the low-temperature water is collected by the storage box 30, then the first fan 31 and the second fan 35 are matched, after the drying is finished, the outside air is quickly cooled by the low-temperature water and then sprayed on the hollowed-out drying basket 6, so that the hollowed-out drying basket 6 and the dried food can be quickly cooled, the dried food can be quickly taken out, the next batch of drying treatment is performed, the waiting time for cooling is shortened, the drying efficiency is improved, and in addition, the high-temperature steam generated during the drying process is recycled, so that the utilization rate of heat energy sources is improved, and the energy consumption is reduced.
Second embodiment:
Based on the multi-layered dryer provided in the first embodiment of the present application, the second embodiment of the present application proposes another multi-layered dryer. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
A second embodiment of the present invention will be further described with reference to the drawings and embodiments.
Referring to fig. 14 to 19 in combination, in a second embodiment of the multi-layered dryer provided by the present invention: the support roll shafts 5 are all in sliding connection with one side of the drying cabinet 1, a certain space is reserved between the end side, which is contacted with the hollowed-out drying basket 6, of the retaining block 14 and the support roll shaft 5 closest to the end side, so that the normal lifting movement of the support roll shaft 5 is not hindered, a back plate 42 is arranged outside one side of the drying cabinet 1, the support roll shafts 5 penetrate through the back plate 42 and are in rotary connection with the back plate 42, a plane plate 43 is fixedly arranged at the top of the drying cabinet 1, the plane plate 43 is flush with the outer wall of one side of the drying cabinet 1, a first fixing folded plate 44 is fixedly arranged at the top of the plane plate 43, an electric push rod 45 is fixedly arranged at one side, which is far away from the drying cabinet 1, of the first fixing folded plate 44, the output shaft of the electric push rod 45 penetrates through the first fixed folded plate 44 and is in sliding connection with the first fixed folded plate 44, a second fixed folded plate 46 is fixedly arranged on the output shaft of the electric push rod 45, a lifting screw rod 47 is rotatably arranged at the top of the second fixed folded plate 46, a lifting arm 48 is arranged on the lifting screw rod 47 in a threaded manner, one side of the lifting arm 48 is fixedly connected with the back plate 42, a stand column is fixed in the second fixed folded plate 46, the stand column penetrates through the lifting arm 48, so that the lifting arm 48 can only linearly lift along the stand column when the lifting screw rod 47 rotates, the limiting effect is realized, in order to reduce the bearing force of the output shaft of the electric push rod 45, a component force rod is slidably arranged on the first fixed folded plate 44, and the end part of the component force rod, which is close to the drying cabinet 1, is fixedly connected with the second fixed folded plate 46, and a servo motor is fixedly installed at the top of the second fixing folded plate 46, and an output shaft of the servo motor is fixedly connected with the top end of the lifting screw 47.
In the above manner, in order to enable the support roller shaft 5 to smoothly slide up and down on the drying cabinet 1, a plurality of movable waist holes 41 are formed on one side of the drying cabinet 1, a plurality of support roller shafts 5 respectively penetrate through a plurality of movable waist holes 41 and are in contact with the inner walls of the corresponding movable waist holes 41, in order to ensure tightness between the back plate 42 and the drying cabinet 1, a second square sealing pad 49 is fixedly mounted on one side of the back plate 42, close to the drying cabinet 1, the second square sealing pad 49 is in contact with the outer wall of one side of the drying cabinet 1, threaded counter bores 50 are formed on one end, away from the back plate 42, of a plurality of support roller shafts 5, threaded heads 52 are mounted in the threaded counter bores 50 in a threaded manner, limiting pieces 51 are fixedly mounted on one end, away from the back plate 42, and the diameter of the limiting pieces 51 is larger than that of the support roller shaft 5, and the limiting pieces 51 are used for limiting S-shaped hooks for hanging food raw materials are prevented from being separated from the support roller shafts 5.
In this embodiment:
In the initial state, the output shaft of the electric push rod 45 is in an extending state;
when a large food material, such as fresh meat for making jerky, is required to be dried, the hollowed-out drying basket 6 is not suitable for drying the food material, the cabinet door 4 is opened, the limiting piece 51 is rotated, the threaded head 52 on the cabinet door is screwed out of the threaded counter bore 50, the end part of the supporting roll shaft 5 is not blocked, the screw 19 is rotated, the positioning head 20 is brought out of the positioning hole 17, the hollowed-out drying basket 6 can be pulled out, the drying space 3 is wider, and the limiting piece 51 is screwed to the end part of the supporting roll shaft 5 again;
then, firstly, the output shaft of the electric push rod 45 is started to retract, the second square sealing pad 49 on the back connecting plate 42 is separated from the outer wall of one side of the drying cabinet 1, then the servo motor is started forward, the output shaft drives the lifting screw rod 47 to rotate, the lifting arm 48 lifts along with the back connecting plate 42, meanwhile, the plurality of support roll shafts 5 lift until the support roll shafts 5 lift to the uppermost position of the movable waist holes 41, then the servo motor is closed, at the moment, the output shaft of the electric push rod 45 is started to extend, the second square sealing pad 49 on the back connecting plate 42 is made to collide with the outer wall of one side of the drying cabinet 1 and the flat panel 43, a sealing effect is formed again, then, the plurality of S hooks are taken out, fresh meat is sequentially inserted at the lower ends of the plurality of S-shaped hooks, then the upper ends of the plurality of S-shaped hooks are sequentially hung on the corresponding support roll shafts 5, and finally the cabinet door 4 is closed for drying operation.
The invention also provides a drying method of the multilayer dryer, which comprises the following steps:
s1, preparing food materials, namely cleaning the food materials to be dried, and slicing or dicing;
S2, drying the food materials, namely placing the cut food materials to be dried into a hollowed-out drying basket 6 in a multi-layer dryer, and closing a cabinet door to dry;
And S3, taking out the finished product, namely taking out the finished product from the drying cabinet 1 after the food materials are dried and cooled.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (7)
1. The utility model provides a multilayer dryer, includes drying cabinet and articulates the cabinet door on the drying cabinet, its characterized in that, fixedly mounted has a plurality of division bars in the drying cabinet, between two adjacent division bars, between the division bar of below and the drying cabinet bottom inner wall to and all be equipped with the stoving space between division bar of top and the top inner wall of drying cabinet, all be equipped with a plurality of back-up roll shafts in a plurality of stoving spaces, a plurality of all be equipped with fretwork stoving basket in the stoving space, a plurality of fretwork stoving basket's bottom all contacts with the back-up roll shaft that corresponds, one side slidable mounting of drying cabinet has a plurality of extension bars, a plurality of extension bars are located one end of drying cabinet respectively with a plurality of fretwork stoving basket detachable connection, the top of drying cabinet is equipped with push-pull mechanism to drive extension bar and form reciprocal horizontal migration;
A plurality of transverse positioning pipes are fixedly arranged in the drying space, a plurality of longitudinal positioning pipes are fixedly arranged on the transverse positioning pipes, a plurality of flaring air nozzles are fixedly arranged on the longitudinal positioning pipes, a hot air blower is arranged on one side of the drying cabinet, a first air supply pipeline is fixedly arranged on an air outlet port of the hot air blower, one ends of a plurality of ventilating pipelines are fixedly arranged on the first air supply pipeline, the other ends of the ventilating pipelines respectively extend into the corresponding drying space and are fixedly connected with the corresponding transverse positioning pipes, the ventilating pipelines are fixedly connected with one side of the drying cabinet, a plurality of exhaust pipes are fixedly arranged on one side of the drying cabinet away from the hot air blower, and the exhaust pipes are respectively communicated with the drying space;
The drying machine comprises a drying machine cabinet, a plurality of support roll shafts, a back connection plate, a lifting screw, a lifting arm, a first fixing folded plate, a servo motor and a second fixing folded plate, wherein the support roll shafts are all in sliding connection with one side of the drying machine cabinet, the back connection plate is arranged outside one side of the drying machine cabinet, the support roll shafts penetrate through the back connection plate and are in rotating connection with the back connection plate, the top of the drying machine cabinet is fixedly provided with the plane plate, the plane plate is flush with the outer wall of one side of the drying machine cabinet, the top of the plane plate is fixedly provided with the first fixing folded plate, one side of the first fixing folded plate, which is far away from the drying machine cabinet, is fixedly provided with the electric push rod, an output shaft of the electric push rod penetrates through the first fixing folded plate and is in sliding connection with the first fixing folded plate, a second fixing folded plate is fixedly arranged on the output shaft of the electric push rod, the top of the second fixing folded plate is rotatably provided with the lifting screw, the lifting arm is in threaded connection with the top of the back connection plate, and the servo motor is fixedly arranged on the top of the lifting screw;
A plurality of activity waist holes have been seted up to one side of drying cabinet, a plurality of the back-up roll axle runs through a plurality of respectively the activity waist hole and with correspond the inner wall in activity waist hole contacts, the back-up plate is close to one side fixed mounting of drying cabinet has the sealed pad of second shape, the sealed pad of second shape with one side outer wall of drying cabinet is inconsistent, a plurality of the back-up roll axle is kept away from the screw thread counter bore has all been seted up to the one end of back-up plate, a plurality of equal screw thread installs the screw thread head in the screw thread counter bore, a plurality of the screw thread head is kept away from the equal fixed mounting of one end of back-up plate has spacing piece, the diameter of spacing piece is greater than the diameter of back-up roll axle.
2. The multi-layered dryer of claim 1, wherein a plurality of said support rollers are rotatably connected to one side of said dryer cabinet.
3. The multi-layer dryer of claim 1, wherein the push-pull mechanism comprises a stepping motor, the stepping motor is fixedly mounted at the top of the dryer cabinet, a rotating disc is fixedly mounted on an output shaft of the stepping motor, an eccentric pin is fixedly mounted on the rotating disc, a waist hole fixing piece is slidably mounted on the eccentric pin, a push rod is fixedly mounted on one side of the waist hole fixing piece, a linkage bar is fixedly mounted on one side of the push rod, a plurality of pull rods are fixedly connected with the linkage bar at one end of the pull rods, which is positioned outside the dryer cabinet, and a plurality of ventilation pipes penetrate through the linkage bar and are in sliding connection with the linkage bar.
4. The multi-layer dryer according to claim 1, wherein a plurality of pull rods are fixedly installed at one ends of the pull rods in the dryer cabinet, a plurality of fixing blocks are provided with built-in slots, one sides of the built-in slots, which are far away from the pull rods, are provided with openings, the plurality of built-in slots are respectively inserted with connecting blocks, one sides of the connecting blocks are respectively fixedly connected with the plurality of hollowed-out drying baskets, the tops of the connecting blocks are respectively provided with a positioning hole, the tops of the fixing blocks are respectively fixedly provided with a positioning folding piece, a plurality of positioning folding pieces are respectively provided with a screw rod in a threaded manner, the bottoms of the screws are respectively fixedly provided with a positioning head, the bottoms of the positioning heads are respectively extended into the positioning holes, and the positioning heads are contacted with the inner walls of the positioning holes.
5. The multi-layer dryer according to claim 1, wherein a storage box is arranged on one side of the drying cabinet, which is far away from the air heater, a condenser is fixedly arranged at the top of the storage box, a plurality of end parts of the exhaust pipes are fixedly provided with the same air guide pipe, one end of the air guide pipe is connected with an air inlet port of the condenser, a first fan is fixedly arranged on the outer wall of one side of the storage box, which is close to the drying cabinet, one end of an air inlet pipe is fixedly arranged on an air outlet port of the first fan, the other end of the air inlet pipe extends to the inside of the storage box through the top of the storage box, the air inlet pipe is fixedly connected with the top of the storage box, a second fan is fixedly arranged on the outer wall of one side of the storage box, which is far away from the drying cabinet, one end of the air inlet pipe is fixedly arranged on the air inlet port of the second fan, the other end of the air exhaust pipe is fixedly connected with the top of the storage box, the air outlet pipe is fixedly arranged on the air outlet port of the second fan, and the air inlet pipe is fixedly connected with a plurality of air supply pipes respectively.
6. The multi-layer dryer of claim 3, wherein a limiting plate is fixedly installed at the top of the drying cabinet, the push rod penetrates through the limiting plate and is in sliding connection with the limiting plate, a first square sealing pad and a plurality of sealing strips are fixedly installed at one side of the cabinet door, which is close to the drying cabinet, the sealing strips are all located in the first square sealing pad, one side of the first square sealing pad is in contact with the drying cabinet, two sides of the sealing strips are respectively fixed with inner walls of two sides of the first square sealing pad, and a plurality of sealing strips are respectively in contact with a plurality of spacing plates.
7. The multi-layered dryer according to claim 5, wherein an air suction pipe head is fixedly installed on an air inlet port of the first fan, a filtering round sleeve is sleeved on an air suction pipe head, a filtering piece is fixedly installed in the filtering round sleeve, a first electric air valve is arranged on the first air supply pipeline, a plurality of second electric air valves are arranged on the communicating pipes, a third electric air valve is arranged on the air guide pipe, a plurality of ventilating pipes are fixedly installed on the cabinet door, the ventilating pipes are respectively communicated with the plurality of drying spaces, and a fourth electric air valve is arranged on the ventilating pipes.
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| CN202511093056.0A CN120576552B (en) | 2025-08-06 | 2025-08-06 | A multi-layer drying machine |
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| CN205102528U (en) * | 2015-10-14 | 2016-03-23 | 贵州贵龙中药材科技有限公司 | Herbal pieces - stoving sterilization apparatus |
| CN118856813A (en) * | 2024-08-06 | 2024-10-29 | 安徽顺彤包装材料有限公司 | A vertical dryer for recovering waste heat from tail gas |
| CN120274502A (en) * | 2025-04-21 | 2025-07-08 | 潍坊晟源和食品有限公司 | Multi-layer circulating food dryer |
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| ES2641929T3 (en) * | 2013-04-26 | 2017-11-14 | Metalquimia S.A. | Treatment unit of a sliced meat product by gaseous fluid stream |
| KR102360399B1 (en) * | 2019-12-18 | 2022-02-08 | 공태웅 | Rainwater elimination device for umbrella |
| CN112268439A (en) * | 2020-11-18 | 2021-01-26 | 湖南口味王集团有限责任公司 | Multi-functional sesame oil drying-machine of environmental protection |
| CN220549746U (en) * | 2023-08-17 | 2024-03-01 | 山东丰冠食品有限公司 | Intelligent feed divider of material loading |
| CN221611755U (en) * | 2023-12-16 | 2024-08-27 | 阜南县晟乾针织有限公司 | Textile fabric air dryer for textile production |
| CN222733245U (en) * | 2024-08-01 | 2025-04-08 | 济宁市明汇食品有限公司 | Noodle processing and drying frame |
| CN118758007A (en) * | 2024-08-26 | 2024-10-11 | 九江好味来食品有限公司 | A drying equipment for beef jerky processing |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205102528U (en) * | 2015-10-14 | 2016-03-23 | 贵州贵龙中药材科技有限公司 | Herbal pieces - stoving sterilization apparatus |
| CN118856813A (en) * | 2024-08-06 | 2024-10-29 | 安徽顺彤包装材料有限公司 | A vertical dryer for recovering waste heat from tail gas |
| CN120274502A (en) * | 2025-04-21 | 2025-07-08 | 潍坊晟源和食品有限公司 | Multi-layer circulating food dryer |
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