WO2021125397A1 - Dispositif de séchage à air chaud pour produits agricoles et de pêche - Google Patents

Dispositif de séchage à air chaud pour produits agricoles et de pêche Download PDF

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Publication number
WO2021125397A1
WO2021125397A1 PCT/KR2019/018152 KR2019018152W WO2021125397A1 WO 2021125397 A1 WO2021125397 A1 WO 2021125397A1 KR 2019018152 W KR2019018152 W KR 2019018152W WO 2021125397 A1 WO2021125397 A1 WO 2021125397A1
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WO
WIPO (PCT)
Prior art keywords
hot air
drying
agricultural
drying chamber
chamber
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Application number
PCT/KR2019/018152
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English (en)
Korean (ko)
Inventor
손명갑
손영훈
Original Assignee
손명갑
손영훈
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Application filed by 손명갑, 손영훈 filed Critical 손명갑
Priority to PCT/KR2019/018152 priority Critical patent/WO2021125397A1/fr
Publication of WO2021125397A1 publication Critical patent/WO2021125397A1/fr

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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
    • 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
    • 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
    • F26B21/10—Temperature; Pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/04—Heating arrangements using electric heating
    • 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
    • F26B25/08—Parts thereof
    • F26B25/12—Walls or sides; Doors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F26B3/10—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour carrying the materials or objects to be dried with it
    • F26B3/12—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour carrying the materials or objects to be dried with it in the form of a spray, i.e. sprayed or dispersed emulsions or suspensions

Definitions

  • the present invention relates to a hot air drying apparatus for agricultural and marine products used for drying various agricultural and marine products. More specifically, the hot air drying room is equipped with filtration and dehumidification functions to maximize drying of the dried products (referring to agricultural products (including forest products) such as persimmon, red pepper, mango, banana tobacco, mushrooms and medicinal herbs, and aquatic products such as fish and seaweed). Agricultural and fishery products that enable high-quality drying and maximize drying efficiency by circulating hot air provided for drying the object to be dried in every corner of the drying room. It relates to the hot air drying device of
  • various agricultural and aquatic products especially agricultural products (including forest products) such as persimmons, peppers, tobacco, mushrooms, bananas, mangoes, and medicinal herbs, and marine products such as fish, dried fish, and seaweed are subject to corruption due to moisture in the process of reaching consumers. It is well known that they are shipped out for sale in a dried state to prevent deterioration.
  • a drying method there is a natural drying method by solar heat or natural wind.
  • the natural drying method is subject to many restrictions depending on the climatic conditions, and thus the drying speed, drying amount, and dryness of agricultural and fishery products cannot be kept constant.
  • Patent Document 1 refers to a 'multi-stage hot air circulation drying device for agricultural and fishery products', and the hot air distribution duct with the upper part blocked on both sides of the multi-stage drying rack with the bottom blocked in the drying room and the outlet formed at the top is partitioned by the side wall with the hot air inlet formed, and the object to be dried is stored in the drying rack
  • the box storage room By forming the box storage room in multiple stages, one hot air inlet is drilled alternately on the left or right side for each storage box storage room at each level, so that the hot air from the hot air distribution duct enters the storage box storage room for the object to be built separately from the left or right side.
  • the object to be dried After passing through the object to be dried, it is discharged to the upper outlet through the storage box for the object on the upper stage, and the bottom of the storage box for the object to be dried is formed as a perforated plate, but a number of holes are densely drilled in the center rather than the edge of the bottom. It discloses that the purpose of drying the object to be dried is to improve the quality of the product, and to increase the drying operation by drying the drying material at each stage of the multi-stage drying rack at the same time, thereby improving the production efficiency.
  • Patent Document 2 discloses that various grains or fish and agricultural products such as fish are stored in the drying room in a storage manner, and the hot air generated in the heater room is uniformly sprayed from the side wall of the main body into the drying room, and thus stored in a stacked state in the drying room. Discloses that agricultural and marine products can be dried uniformly and quickly, so that they can be effectively dried cleanly and effectively without being affected by natural phenomena as in the prior art.
  • Patent Document 3 discloses that an excellent drying condition of crops can be obtained by irradiating crops that are dried simultaneously with drying of crops by hot air with higher thermal efficiency, and the hot air moving to the upper part of the drying chamber while performing the drying process. It is said that by recovering waste heat and recirculating the recovered waste heat, it is possible to increase the drying efficiency and obtain the benefits of saving energy supplied during drying.
  • a chamber housing with a number of through holes in the rear of the crop dryer is installed inside the case.
  • Hot air circulation consists of drying the crops in a drying chamber in which a plurality of trays on which the crops are placed are combined in multiple layers.
  • an apparatus for drying food crops Disclosed is an apparatus for drying food crops.
  • the dryer disclosed in Patent Document 3 has high thermal efficiency because heated air circulates through a circulation fan, a circulating heat intake pipe, a circulating heat pipe, and a circulating heat exhaust pipe inside the drying chamber, but the air containing moisture taken from the dried persimmon is continuously maintained. Because of the circulation, the drying efficiency is not sufficient, there is a risk that the quality may be deteriorated due to discoloration of the persimmon, and the drying time is also long, thereby increasing fuel consumption.
  • Patent Document 1 KR Korean Utility Registration No. 20-0165546
  • Patent Document 2 KR Republic of Korea Patent Publication No. 10-2008-0089531
  • Patent Document 3 KR Republic of Korea Patent No. 10-0665659
  • An object of the present invention is to provide a hot air drying apparatus for agricultural and marine products that achieves high-quality drying of the object to be dried to the highest quality by convection action to be accommodated in the hot air drying room.
  • An object of the present invention is to provide a hot air drying apparatus for agricultural and fishery products with improved space utilization that can be easily installed and used regardless of location with a compact configuration of a drying room.
  • the present invention provides a hot air drying device for agricultural and fishery products that allows free entry and exit of a cart for drying objects from a drying room while maintaining the sealing force of the door to the front opening, thereby exhibiting an airtight effect without loss of hot air leakage through the door.
  • An object of the present invention is to provide a hot air drying device for agricultural and marine products that can filter out foreign substances and general fine dust that may be inhaled into the drying room, as well as ultra-fine dust, so that the object to be dried can be dried in a more sanitary and clean state. There is this.
  • the hot air drying apparatus for agricultural and marine products forms a drying room that is closed except for the front side in which an insulating door for entering and exiting a cart loaded with various agricultural and marine products is installed, and both side walls of the drying room are a rectangular dryer body forming a hot air circulation path in communication with the drying chamber; a pair of hot air supply units installed in contact with the drying chamber and the hot air circulation path at the outer upper portion of the dryer main body to exchange heat with the sucked outside air through a heater and then supplying the drying chamber with hot air for drying the object to be dried; a hot air circulation unit installed in contact with the drying chamber at positions corresponding to the hot air supply unit of the dryer body and recirculating the hot air supplied to the drying chamber to the drying chamber via the hot air supply unit; It is installed on an outer upper part of the dryer body in communication with the drying chamber to forcibly discharge the high-temperature moisture generated during drying with the hot air supplied from the hot air supply unit and the hot air circulation unit to circulate the object
  • the upper and lower wall plates of the dryer body are formed of an insulating plate body made of a material having corrosion resistance and strength, and the side walls are installed at a distance from the inner plate body made of stainless steel having a plurality of through holes and the inner plate body, so that the drying chamber and the hot air supply unit and It is preferable to consist of an outer plate body made of polyurethane material that forms the hot air circulation path in contact.
  • An L-shaped gap blocking member for sealing the gap between the front door and the lower wall plate is placed over the lower wall plate on the front opening side in a form that crosses over the lower wall plate, and is fixed on the lower wall plate It is preferably fixed to be detachably secured by a plurality of toggle clamps installed, and rubber packings for sealing maintenance are preferably installed at upper and lower portions of the L-shaped gap blocking member.
  • the hot air supply unit is provided in a closed state on all sides of the dryer main body, and is installed to be in contact with the hot air chamber and the hot air chamber respectively formed to be in contact with the hot air circulation paths, and the heater box is installed inside each of the heaters; It may be configured with outdoor air suction fans that are respectively installed in the heater box to suck the outside air and blow it to the heater side.
  • a filter is installed detachably between the heaters and the outdoor air suction fans to filter foreign substances such as fine dust and insects sucked from the outdoor air suction fans, or the outdoor air It is characterized in that the filter for filtering ultrafine dust can be detachably coupled and fixed to the side of the suction fan for outdoor air intake.
  • the hot air circulation parts are circulation holes respectively installed to pass through the upper wall corresponding to the inside of the heater box of the dryer body in communication with the inside of the heater box and the drying chamber, and a net may be installed in these circulation holes. have.
  • the dehumidifier is a dehumidifier, and the dehumidifier is controlled to an off state when the moisture temperature inside the drying chamber exceeds a preset temperature by the controller, and is turned on when the temperature is less than the preset temperature. Controlled.
  • the drying apparatus includes a moisture control unit, wherein the moisture control unit is a plurality of electric dampers installed on the upper wall of the dryer body in communication with the drying chamber, and the electric damper has a preset humidity sensed from the drying chamber by the control unit. When the humidity is exceeded, it is controlled to maintain an open state, and when it is less than a preset humidity, it is controlled to maintain a closed state.
  • the moisture control unit is a plurality of electric dampers installed on the upper wall of the dryer body in communication with the drying chamber, and the electric damper has a preset humidity sensed from the drying chamber by the control unit. When the humidity is exceeded, it is controlled to maintain an open state, and when it is less than a preset humidity, it is controlled to maintain a closed state.
  • the present invention gives the effect of drying the to-be-dried objects accommodated in the drying room with the highest quality that can satisfy the needs of consumers, and the drying of the to-be-dried object by the action of hot air convection circulating to every corner of the drying room
  • it gives the effect of economically reducing the maintenance cost by recycling the hot air due to the repeated circulation of the hot air.
  • the present invention provides the effect that the dryer can be easily installed and used anywhere with the configuration of a compact drying room.
  • the present invention provides an airtight effect that prevents loss of hot air leakage through the door by maintaining the sealing force of the door to the front opening part while allowing free entry and exit of the cart for drying the object to be dried into the drying room.
  • the present invention provides the effect of being able to dry in a clean state in which even the inflow of foreign substances and general fine dust as well as ultra-fine dust is blocked.
  • FIG. 1 is a perspective view showing the overall appearance of a hot air drying apparatus for agricultural and marine products according to the present invention.
  • Figure 2a is a perspective view showing a part of the side wall in the hot air drying apparatus for agricultural and marine products according to the present invention of Figure 1,
  • Figure 2b is an enlarged view showing only the portion 'A' of Figure 2a
  • Figure 2c is an enlarged cross-sectional view taken along the line I-I of Figure 2b,
  • FIG. 3 is a plan view of FIG. 1 viewed from above;
  • FIG. 4 is a view showing FIG. 2 in a state in which the outer plate bodies are separated when viewed from the 'B' direction;
  • FIG. 5 is a cross-sectional view taken along the line II-II of FIG. 1 showing the internal structure of the hot air drying apparatus for agricultural and marine products according to the present invention
  • FIG. 6 is an enlarged view showing only part 'C' in FIG. 1;
  • FIG. 8 is an enlarged perspective view showing only the outdoor air suction fan separated and displayed in order to show a configuration in which a filter for filtering ultra-fine dust is installed in the outdoor air suction fan of FIG. 1 .
  • FIG. 1 is a perspective view showing the overall appearance of the hot air drying apparatus for agricultural and marine products according to the present invention
  • FIG. 2A is a perspective view showing a part of the side wall in the agricultural and marine products hot air drying apparatus according to the present invention of FIG. It is an enlarged view showing only part A'
  • FIG. 2C is an enlarged cross-sectional view taken along the line II of FIG. 2B
  • FIG. 3 is a plan view of FIG. 1 viewed from above
  • FIG. 4 is an 'A' rectangle in FIG. It is a view showing the outer plate body separated as viewed from the .
  • the dryer body 110 when the configuration of the agricultural and marine products hot air drying apparatus 100 according to the present invention is roughly divided, the dryer body 110, a pair of hot air supply units 130a and 130b, and hot air circulation units 150a and 150b) , a dehumidifying unit 170 , and a control unit 190 .
  • the to-be-dried object in order to improve the texture of various agricultural and fishery products, which are dried products (referring to agricultural products (including forest products) such as persimmon, red pepper, mango, banana tobacco, mushrooms, and medicinal materials, and aquatic products such as fish and seaweed), mass drying the to-be-dried object in a state of maintaining a predetermined moisture, and in this embodiment, the to-be-dried object is persimmon as an example.
  • the dryer main body 110 has a rectangular shape, and forms a drying chamber 112 in which only one front side is open by both side walls 114a and 114b and upper and lower wall plates 115 and 116, and the drying chamber 112 is closed in all directions.
  • the front opening portion of the drying chamber 112 can be opened and closed by the heat insulating door 113 to form a sealed state that blocks the interior of the drying chamber 112 from the outside, and also allows the drying chamber 112 to enter into the drying chamber 112 for the object to be dried.
  • the entry and exit of the bogie 10 that loads the 20 is freely allowed.
  • the side walls 114a and 114b and the upper and lower wall plates 115 and 116 are preferably made of a heat-insulating plate body made of a corrosion-resistant material while maintaining strength so as not to be easily damaged or corroded in order to maintain the durability of the dryer body 110. .
  • the front opening portion of the drying chamber 112 is connected to the heat insulating door 113 . ), which is supplied into the drying chamber 112 through a gap formed between the lower portion of the insulation door 113 and the front opening side of the lower wall plate 116 due to the installation structure of the insulation door 113. There is a lot of risk of losing the hot air.
  • sealing means for blocking the loss of hot air from the drying chamber 112 is provided on the front open side of the lower wall plate 116 as shown in FIGS. 1 and 2a, 2b, and 2c.
  • the sealing means (120) is a gap closing member (122) and a toggle clamp (126).
  • the gap blocking member 122 is installed on the lower wall plate 116 in a form that crosses the lower wall plate 116 from the front opening side of the drying chamber 112, and is installed in a state of being simply mounted on the lower wall plate 116, and is installed with the toggle clamp 126.
  • a horizontal part 122-1 that provides a fixing part that can be fixed and a vertical part 122 that is installed vertically from the horizontal part 122-1 and closely supports the lower part of the insulating door 113 without a gap. -2), and both ends of the horizontal portion 122-1 have a drying chamber without regard to the sidewall portions 114a and 114b of the drying chamber 112 in which the horizontal portion 122-1 is located.
  • the cut-out grooves (122-3a, 122-3b) were formed in order to be positioned stably inward.
  • the lower portion of the horizontal portion 122-1 of the gap blocking member 122 and the upper portion of the vertical portion 122-2 are airtight for maintaining airtightness with respect to the insulating door 113 and the lower wall plate 116, respectively.
  • Retaining rubber packings 124a and 124b were installed, respectively.
  • the toggle clamp 126 has a general configuration that is generally used, and on both sides of the upper surface of the lower wall plate 116 adjacent to the gap blocking member 122 at the front opening side of the drying chamber 112 . It is fixedly installed in at least two places to firmly fix both sides of the horizontal portion 122-1 of the gap blocking member 122 so as not to flow from the lower wall plate 116 .
  • the gap blocking member 122 may be removed or installed from the lower wall plate 116 of the drying chamber 112 according to pressure application or release according to the operation of the toggle clamp 126 .
  • the fixing of the gap blocking member 122 by the toggle clamp 126 maintains airtightness between the heat insulating door 113 and the lower wall plate 116 , so that the hot air supplied into the drying chamber 112 is lost. make no
  • the removal of the gap blocking member 122 is when the cart 10 is allowed to enter and exit the drying chamber 112 .
  • the toggle clamp 126 was installed on both sides wider than the width of the cart 10 in order not to interfere with the entry and exit of the cart 10 .
  • the side walls 114a and 114b forming the drying chamber 112 blocked in all directions like the upper and lower wall plates 115 and 116 have a plurality of through holes 114a-3 and 114b-3 formed in the stainless steel inner plate body 114a. -1,114b-1) and the hot air circulation paths 117a and 117b that are installed at a distance from the inner plate body 114a-1 and 114b-1 and communicate with the drying chamber 110 and the hot air supply units 150a and 150b. It is composed of the outer plate body (114a-2, 114b-2) of a polyurethane material to form.
  • the plurality of through holes 114a-3 and 114b-3 may be formed in a state of maintaining a constant pattern in the inner plate body 114a-1 and 114b-1, and the plurality of through holes 114a-3 and 114b-3 may be formed in a state of maintaining a constant pattern. ), it is possible to adjust the amount of hot air supplied to the inside of the drying chamber 112 to suit the best drying conditions for the various objects 20 to be dried.
  • the inner plate body (114a-1, 114b-1) is made of stainless steel to have corrosion resistance so that the part in direct contact with heat does not have corrosion
  • the outer plate body (114a-2, 114b-2) is made of polyurethane. It is made of material to pursue the effect of being able to use semi-permanently as well as insulation effect.
  • Such a dryer body 110 can be modularized in various standards in order to make the most of the space while the expansion and relocation are quick/smooth.
  • loading and drying the object to be built in a state of being suspended on the cradle of the cart 10 is shown as an example, and it can be easily understood from the drawing that the loading state can be arbitrarily modified according to the object to be built. will be.
  • the hot air supply units 130a and 130b are installed to be in contact with the drying chamber 112 and the hot air circulation paths 117a and 117b at the outer upper portion of the dryer main body 110 to provide a heater for inhaled outdoor air.
  • the hot air supply units 130a and 130b After heat exchange through the supply of hot air for drying the object to be dried 20 located in the drying chamber 112, the detailed configuration will be described in detail with reference to FIG. 5 as shown in the drawings.
  • FIG. 5 is a cross-sectional view taken along the line I-I of FIG. 1 showing the internal structure of the hot air drying apparatus for agricultural and marine products according to the present invention.
  • the hot air supply units 130a and 130b form a sealed state in all directions at the upper portion of the dryer body 110 and are formed to be in contact with the hot air circulation paths 117a and 117b, respectively.
  • 132b) is provided on both sides of the hot air chamber 132.
  • heater boxes 134a and 134b to be in contact with the hot air chamber 132, respectively, are installed, respectively, and heaters 136a, 136b) are installed respectively.
  • Outdoor air suction fans 135a and 135b are mounted on one side of the heater boxes 134a and 134b, respectively, so that the outside air to be sucked can be strongly blown toward the heaters 136a and 136b.
  • the hot air circulation paths 117a and 117b are formed from the inner plate bodies 114a-1 and 114b-1 made of stainless steel in which a plurality of through holes 114a-3 and 114b-3 are formed and the inner plate bodies 114a-1 and 114b-1. It is composed of the outer plate body (114a-2, 114b-2) of polyurethane material installed at a distance.
  • filters 140a and 140b are installed in the hot air supply units 130a and 130b to filter foreign substances that are sucked in when outdoor air is sucked. This configuration will be described with reference to FIGS. 6 and 7 .
  • FIG. 6 is an enlarged view showing only part 'B' in FIG. 1, and FIG. 7 is an enlarged view of part 'C' of FIG. 6 .
  • plate-shaped filters 140a and 140b are attached and detached between the heaters 136a and 136b and the outdoor air intake fans 135a and 135b into the heater boxes 134a and 134b.
  • the filters 140a and 140b can filter out foreign substances such as fine dust and insects that may be contained in the outdoor air sucked from the outdoor air suction fans 135a and 135b.
  • the filters 140a and 140b are inserted from the fitting grooves 142a and 142b installed in the heater boxes 134a and 134b so that they can be fixed or detached, so that the filters 140a and 140b are cleaned or replaced.
  • the upper portion of the fitting groove 142a is detachably covered with a fixing cover 145a so that the filter 140a does not come off.
  • fixing clips 144a on both sides of the fitting groove 142a, both ends of the fixing cover 145a covering the upper portion of the fitting groove 142a can be releasably fixed.
  • the configuration for this is also the same in the case of the filter 140b.
  • FIG. 8 is an enlarged perspective view showing only the outdoor air suction fan separated and displayed in order to show a configuration in which a mesh filter for filtering ultra-fine dust is installed in the outdoor air suction fan of FIG. 1 .
  • the installation of the ultra-fine dust filter 137a on the outdoor air suction fan 135a is shown as an example, but the ultra-fine dust filter 137b is also installed on the outdoor air suction fan 135b.
  • the filter 137a for filtering ultra-fine dust of the outdoor air suction fan 135a is shown as an example as they are all the same, and the filter 137a for filtering ultra-fine dust may be a non-woven filter or a mesh filter.
  • any filter for filtering ultra-fine dust 137a can be used, and the filter 137a for filtering ultra-fine dust allows the user to replace it without extra effort or time consumption.
  • the filter part 137-1a installed to cover the open part of the outdoor air suction fan 135a, and the front of the filter part 137-1a It consists of a fixing part (137-2a) for fixing and supporting the external air suction fan (135a) to be detachably attached to the body side of the open part while forming a reinforcement part supporting the peripheral part.
  • the fixing part (137-2a) may consist only of a band exhibiting a strong elastic force, or it may be used to install and fix a fixing clamp as shown in FIG. 7 on the fixing band, or use a screw hole in the fixing band. It will be fully understood that it can be configured in a form that can be installed and fixed with screws.
  • the hot air circulation units 150a and 150b are installed in contact with the drying chamber 112 at positions corresponding to the hot air supply units 130a and 130b on the upper portion of the dryer body 110 to be in contact with the drying chamber.
  • the hot air supplied to the 112 serves to re-circulate to the drying chamber 112 via the hot air circulation paths 117a and 117b of the hot air supply units 130a and 130b, and the hot air circulation unit 150a , 150b) penetrates the upper wall 115 of the dryer body 110 corresponding to the inside of the heater boxes 134a and 134b so as to be in contact with the inside of each of the heater boxes 134a and 134b and the drying chamber 112 .
  • the circulation holes 152a and 152b have a net shape for filtering foreign substances that are directly introduced into the drying chamber 112 from the heater boxes 134a and 134b through the circulation holes 152a and 152b. filter can be installed.
  • a dehumidifying unit 170 is provided on an outer upper portion of the dryer body 110 .
  • the dehumidifying unit 170 is installed in communication with the drying chamber 112 to dry the object to be dried 20 accommodated in the drying chamber 112 with the hot air circulated by the hot air circulation units 150a and 150b. It functions to keep the temperature of the drying chamber 112 at a set temperature by forcibly discharging high-temperature moisture to the outside.
  • the dehumidifier 170 is a dehumidifier 172, and the dehumidifier 172 is turned off when the temperature sensed from the drying chamber 112 by the controller 190 to be described later exceeds a preset temperature, for example, 35°C. off) and control to be turned on again when the preset temperature is, for example, less than 35 ° C., the moisture temperature inside the drying chamber 112 is maintained at an optimal temperature for drying the object 20 to be dried, and an appropriate amount of moisture Allow it to be contained in the dried product.
  • a preset temperature for example, 35°C. off
  • the drying chamber 112 is provided with a moisture control unit 180 in addition to the dehumidifying unit 170 .
  • the moisture control unit 180 includes a plurality of electric dampers 182a to 182d installed on the upper wall 115 of the dryer body 110 in communication with the drying chamber 112 . to be.
  • the electric dampers 182a to 182d are conventional electric dampers that discharge moisture in the drying chamber 112 to the outside by opening or closing the intake/exhaust ports by the operation of the motor, and thus a separate detailed description is omitted in this embodiment. do.
  • the electric dampers 182a to 182d start the operation of the motor by the controller 190 only when the humidity sensed from the drying chamber 112, which will be described later, exceeds the preset humidity to maintain the open state of the intake/exhaust ports. By doing so, the moisture in the drying chamber 112 can be continuously discharged through the open intake/exhaust port. Conversely, when the humidity sensed from the drying chamber 112 is less than the preset humidity, the control unit 190 controls the operation of the motor to keep the intake/exhaust ports closed, thereby transferring the moisture inside the drying chamber 112 to the outside. Closed to prevent discharge.
  • the controller 190 controls the operation of the hot air supply units 130a and 130b and the operation of the dehumidifier 170 according to the sequence set for the hot air in the drying chamber 112 . That is, the control unit 190 is circuitly connected to the hot air supply units 130a and 130b and the dehumidifier 170, which are the main components, and operates by controlling the operation according to the set sequence for the hot air,
  • the control unit 190 typically includes an on/off key for intermittent power, a setting button for controlling the internal temperature, a timer and voltmeter for setting the drying time, a temperature controller, an emergency stop button for immediately stopping, and a heater.
  • Various control buttons such as a thermometer displaying temperature and a hygrometer displaying humidity may be provided.
  • the control unit 190 may be installed on the front side of the insulating door 113 for easy operation and maintenance by workers.
  • the cart 10 on which the object to be dried 20 is loaded is moved and accommodated in the drying chamber 112 .
  • the gap blocking member 122 installed on the lower wall plate 116 is used to freely enter the cart 10 .
  • the gap blocking member 122 is temporarily removed.
  • the horizontal part 122- of the gap blocking member 122 is used with a toggle clamp 126 .
  • a chin is formed in the lower part of the front open part of the drying chamber 112 .
  • control unit ( 190) As well as operating the hot air supply units 130a and 130b by applying power according to the operation of a conventional power button (not shown) provided in the control unit 190 .
  • the operation of the hot air supply unit (130a, 130b) sucks the outside air from the outside air suction fan (135a, 135b) and blows it toward the heaters (136a, 136b) in the heater box (134a, 134b) to blow the cold air outside.
  • Heat exchange with high-temperature heat generated from the heaters 136a and 136b generates hot air for drying the object 20 to be dried.
  • the heater box (134a, 134b) From the hot air supply unit (130a, 130b), the heater box (134a, 134b) ⁇ chambers (132 a, 132b) ⁇ hot air circulation path (117a, 117b) ⁇ through the perforations (114a-3, 114b-3) through the drying chamber (112)
  • About 60% of the hot air supplied to the inside and provided for drying the object 20 is discharged to the outside by the electric dampers 182a to 182d of the moisture control unit 180, but the remaining 40% of the hot air is It is re-supplied into the drying chamber 112 through the hot air circulation units 150a and 150b so that it can be reused as the hot air of the object to be dried.
  • the hot air circulation units 150a and 150b are installed at positions corresponding to the heater boxes 134a and 134b of the upper wall 115 of the dryer body 110, as shown in FIGS. 1, 2 and 5, respectively. After being introduced into the inside of the heater boxes 134a and 134b again through the circulation holes 152a and 152b made to be in contact with the drying chamber 112, it is reheated by the heaters 136a and 136b, and then the Chambers (132a, 132b) ⁇ the hot air circulation path (117a, 117b) ⁇ through the perforations (114a-3, 114b-3) again to the inside of the drying chamber 112 to re-supply and circulate the action is repeated.
  • a net is installed in the circulation holes 152a and 152b so that foreign substances flowing in from the heater boxes 134a and 134b are directly introduced into the drying chamber 112 through the circulation holes 152a and 152b. It can also be prevented from happening.
  • the reuse of the hot air by the hot air circulation units 150a and 150b not only improves the drying quality by drying the object to be dried 20 uniformly as a whole, but also reduces heat loss and gives the benefit of economical maintenance. .
  • the moisture control unit 180 controls the moisture required for maintaining the quality of the drying object 20 to be maintained.
  • the control unit 190 controls the drying chamber located on the upper wall of the dryer body 110 .
  • the control unit 190 controls each of the electric dampers 182a to 182d to be opened. Moisture drainage can be carried out continuously.
  • the controller 190 quickly controls the electric dampers 182a to 182d to be switched to a closed state so that moisture is not discharged.
  • the repeated operation of the moisture control unit 180 controls the moisture in the drying chamber 112 to maintain a suitable humidity for drying the object 20 to be dried.
  • the humidity temperature suitable for drying the indoor atmosphere is maintained, so that the drying quality of the to-be-dried object 20 can be maintained as the best product.
  • the dehumidifying unit 170 driven by the control of the control unit 190 ) of the dehumidifier 172 to forcibly discharge the high-temperature moisture of the drying chamber 112 to the outside to maintain the temperature of the drying chamber 112 at a set temperature suitable for drying the object to be dried.
  • the operation of the dehumidifying unit 170 may be stopped by the control unit 190 .
  • the operation of the dehumidifying unit 170 repeatedly acts depending on whether the humidity temperature of the drying chamber 112 is high or low, and the drying object is dried in a state that maintains the desired moisture as a whole, thereby maintaining the best quality.
  • the present invention is useful for cleanly drying agricultural products (including forest products) such as persimmons, mangoes, bananas, peppers, tobacco, mushrooms, and medicinal materials, and aquatic products such as fish, dried fish, and seaweed at the highest quality.
  • agricultural products including forest products
  • aquatic products such as fish, dried fish, and seaweed at the highest quality.
  • control unit 190 control unit

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Microbiology (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

L'invention divulgue un dispositif de séchage à air chaud pour produits agricoles et de pêche. Le dispositif de séchage à air chaud divulgué pour des produits agricoles et de pêche comprend un corps de séchoir ayant une chambre de séchage à air chaud dotée de fonctions de filtration et de déshumidification et peut ainsi sécher un produit de séchage reçu dans la chambre de séchage à air chaud à la qualité la plus élevée qui peut satisfaire les consommateurs, de façon à obtenir une qualité élevée du produit de séchage. En outre, par la fonction de convection pour faire circuler de l'air chaud prévu pour sécher le produit de séchage jusqu'à chaque coin et recoin dans la chambre de séchage, le dispositif de séchage à air chaud peut améliorer l'efficacité de séchage du produit de séchage et permet d'obtenir une chambre de séchage compacte pour améliorer ainsi l'efficacité d'utilisation de l'espace.
PCT/KR2019/018152 2019-12-20 2019-12-20 Dispositif de séchage à air chaud pour produits agricoles et de pêche WO2021125397A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2019/018152 WO2021125397A1 (fr) 2019-12-20 2019-12-20 Dispositif de séchage à air chaud pour produits agricoles et de pêche

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2019/018152 WO2021125397A1 (fr) 2019-12-20 2019-12-20 Dispositif de séchage à air chaud pour produits agricoles et de pêche

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WO2021125397A1 true WO2021125397A1 (fr) 2021-06-24

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CN113617714A (zh) * 2021-08-11 2021-11-09 江西中医药大学 一种中医科中药炮制设备和炮制方法
CN114674139A (zh) * 2022-04-06 2022-06-28 蚌埠市科达电器有限公司 一种电加热设备
CN118517877A (zh) * 2024-07-19 2024-08-20 山东宇龙高分子科技有限公司 环保聚氨酯密封胶制备用烘干釜

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WO2006025328A1 (fr) * 2004-08-31 2006-03-09 Kakuno Seisakusho Co., Ltd. Machine à sécher de type à réduction de pression et procédé de séchage de bois utilisant ladite machine
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CN113617714A (zh) * 2021-08-11 2021-11-09 江西中医药大学 一种中医科中药炮制设备和炮制方法
CN114674139A (zh) * 2022-04-06 2022-06-28 蚌埠市科达电器有限公司 一种电加热设备
CN114674139B (zh) * 2022-04-06 2023-06-02 蚌埠市科达电器有限公司 一种电加热设备
CN118517877A (zh) * 2024-07-19 2024-08-20 山东宇龙高分子科技有限公司 环保聚氨酯密封胶制备用烘干釜

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