WO2013111336A1 - 青果物用蒸熱処理装置 - Google Patents
青果物用蒸熱処理装置 Download PDFInfo
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- WO2013111336A1 WO2013111336A1 PCT/JP2012/051862 JP2012051862W WO2013111336A1 WO 2013111336 A1 WO2013111336 A1 WO 2013111336A1 JP 2012051862 W JP2012051862 W JP 2012051862W WO 2013111336 A1 WO2013111336 A1 WO 2013111336A1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/20—Poisoning, narcotising, or burning insects
- A01M1/2094—Poisoning, narcotising, or burning insects killing insects by using temperature, e.g. flames, steam or freezing
Definitions
- the present invention relates to a steaming apparatus for fruits and vegetables that performs steaming and heat treatment on fruits and vegetables.
- Steam heat treatment equipment uses steam to kill eggs, larvae, etc. of pests on fruits and vegetables, and is especially popular as equipment for killing fruit flies in tropical fruits such as papaya and mango. is doing.
- the principle of the device is that the temperature and humidity adjusted air is brought into contact with the fruits and vegetables, the temperature inside the fruits and vegetables is increased within a range that does not cause a high temperature obstacle, and the pests inside the fruits and vegetables are killed without using chemicals. is there.
- the conventional steam heat treatment apparatus described in Patent Document 1 below includes a plurality of fruit storage units that house a cargo bed loaded with fruits in a fruit processing chamber, and a heat exchange unit and a forced circulation unit for each of the plurality of fruit storage units.
- the air-conditioning room provided with is connected to each fruit storage unit, and a plurality of air circulation units that forcibly blow air from below are configured.
- Each air circulation section is provided with a steam supply means for saturated steam, a fruit center temperature detecting means for detecting the temperature of the fruit center, a temperature detecting means for detecting the temperature, and a relative humidity detecting means for detecting the relative humidity.
- the amount of steam supplied by the steam supply means and the heat exchange rate of the heat exchange means are controlled, and the saturated steam passing through each fruit storage section is controlled.
- the relative humidity can be controlled.
- the capacity of the fruit processing room in the conventional steam heat treatment apparatus is designed according to the daily yield of the producer, and thereby the number of fruit storage units arranged in series is set.
- producers with low overall yields are designed with a large overall capacity of the fruit processing room.
- the overall capacity of the fruit processing chamber is designed to be small.
- the conventional steam heat treatment apparatus described above can individually control the processing conditions in the plurality of fruit storage units, the purpose of control is to control the fruit center temperature of the processing object stored in the fruit processing chamber. Since there is no partition between the fruit storage units, the entire fruit processing chamber is not operated unless the forced circulation means, heat exchange means, and steam supply means of the air circulation section are operated over the entire fruit processing chamber. The processing conditions cannot be controlled properly.
- the conventional steaming heat treatment apparatus operates the forced circulation means, the heat exchange means, and the steam supply means of the air circulation unit throughout the fruit processing chamber, and therefore, regardless of the processing amount.
- a certain running cost is required, and when the amount of processing is small, there arises a problem that the profit rate of fruits and vegetables decreases.
- the present invention is an example of a problem to deal with such a problem. That is, in the steaming heat treatment equipment for fruits and vegetables, when the yield of fruits and vegetables is reduced, the running cost is reduced according to the yield, so that energy-saving and economical operation can be performed, and the yield of fruits and vegetables is increased. In such a case, it is an object of the present invention to be able to flexibly cope with an increase in yield by gradually increasing the processing capacity.
- the fruit and vegetable processing apparatus comprises at least the following configuration.
- a processing chamber and an airflow circulation chamber that communicate with each other at the upper communication port and the lower communication port are partitioned inside one unit facility, and a plurality of the processing chambers are continuously arranged by connecting a plurality of the unit facilities,
- a transport path along the plurality of processing chambers is provided at a position above the lower communication port, and an inlet door unit that opens and closes one end opening port of the processing chamber is provided on one end side of the unit facilities connected in plurality.
- An outlet door unit for opening and closing the other end opening of the processing chamber is provided on the other end side of the unit facilities connected in plurality, and a partition that partitions the processing chamber for each unit facility is provided above and below the transfer path.
- Airflow Steaming airflow generating means for generating steaming airflow circulating in the annulus is provided for each unit facility, and a steam control unit for individually controlling the operation of the steaming airflow generation means for each unit facility is provided.
- Heat treatment equipment for generating steaming airflow circulating in the annulus.
- the processing chambers and the air flow circulation chambers of each unit facility are partitioned for each unit facility. It is possible to centrally install the fruits and vegetables to be processed in a part of them, to operate some of the unit facilities, and to stop the operation of other unit facilities. As a result, the running cost when the yield is reduced can be reduced, and energy-saving and economical operation can be performed.
- FIG. 1 and 2 are explanatory views (outside views) showing an overall configuration of a steaming apparatus for fruits and vegetables according to one embodiment of the present invention, in which FIG. 1 (a) is a plan view and FIG. 1 (b) is a side view. 2A is a front view, and FIG. 2B is a rear view. 1 and 2, the water supply / air supply system piping and the electrical system wiring are not shown.
- the steaming apparatus 1 for fruits and vegetables is configured by connecting a plurality of unit facilities 1U having a unit configuration capable of independent operation, and an entrance door on one end side of the plurality of unit facilities 1U connected.
- a unit 1A is provided, and an outlet door unit 1B is provided on the other end side.
- the fruit and vegetable steaming apparatus 1 includes a pair of ventilation ports 10 at the top of each unit facility 1 ⁇ / b> U, and an exhaust damper 11 and an air supply damper 12 at the upper side of each unit facility 1 ⁇ / b> U. .
- Each ventilation port 10 is provided with a drive unit 10 a for opening and closing the ventilation port 10
- the exhaust damper 11 is provided with an adjustment drive unit 11 a for adjusting the exhaust amount
- the air supply damper 12 is provided with an air supply amount.
- An adjustment driving unit 12a is provided for adjusting each.
- a circulation damper driving unit 13 that opens and closes a circulation damper, which will be described later, is provided at the upper part of each unit facility 1U.
- the entrance door unit 1A is provided with an entrance step 1A1, and the exit door unit 1B is provided with an exit step 1B1.
- the entrance door unit 1A is provided with an openable / closable entrance door 1A2, and the exit door unit 1B is provided with an openable / closable exit door 1B2.
- the entrance door unit 1A is provided with an inspection door 1A3 as necessary.
- FIGS. 3 (a) is a plan view of the unit equipment
- FIG. 3 (b) is a side view of the unit equipment
- FIG. 4 is a cross-sectional view taken along the line XX in FIG. 3 (a)
- FIG. 6 is a sectional view taken along line Y1
- FIG. 6 is a sectional view taken along line Y2-Y2 in FIG.
- One unit facility 1U has a processing chamber 20 and an airflow circulation chamber 30 that communicate with each other through an upper communication port 21 and a lower communication port 22, respectively. That is, the inside of the unit equipment 1U is partitioned by a partition wall 23 along the connecting direction of the unit equipment except for the upper communication port 21 and the lower communication port 22, and one side partitioned by the partition wall 23 (the left side in FIG. 4) ) Is the processing chamber 20, and the space on the other side (the right side in FIG. 4) partitioned by the partition wall 23 is the air flow circulation chamber 30.
- the processing chambers 20 of each unit facility 1U are continuously arranged.
- the processing chamber 20 in each unit equipment 1U is provided with a transport path 24 at a position above the lower communication port 22.
- the transfer paths 24 of the processing chambers 20 are continuously arranged, and a linear transfer path 24 is formed along the plurality of process chambers 20.
- the conveyance path 24 functions as a support for supporting the processed product storage containers 40 stacked in the processing chamber 20 and moves the processed product storage containers 40 along the processing chambers 20 arranged continuously. It is a travel route.
- the configuration example of the transport path 24 includes a pair of conveyors (for example, roller conveyors) 24A and a net-like step 24B provided between the pair of conveyors 24A, and the entire transport path 24 is a passage path for steam flow.
- the mesh-like step 24B is a work passage on which an operator rides and pushes the processed material storage container 40.
- the mesh of the mesh-like step 24 is provided with a rectifying surface that rectifies the steam flow passing through the transport path 24.
- steam flow generating means 50 for generating steam flow that circulates through the processing chamber 20 and the air flow circulation chamber 30 through the upper communication port 21 and the lower communication port 22 is provided.
- the steam heat air flow generation unit 50 includes an air flow heating unit 51, an air flow generation unit 52, and a humidification unit 53.
- the airflow generating means 52 is a blower disposed in the airflow circulation chamber 30, the airflow heating means 51 is an electric heater disposed in the airflow circulation chamber 30 on the downstream side of the blower, and the humidifying means 53 is disposed in the processing chamber 20. It is a humidification nozzle arrange
- the airflow generating means 52 installed in the airflow circulation chamber 30 generates a vertically downward airflow indicated by an arrow F during the processing operation.
- the steaming airflow generated by the airflow generating means 52, the airflow heating means 51, and the humidifying means 53 is a saturated steam flow, and this steaming airflow enters the processing chamber 20 from the airflow circulation chamber 30 through the lower communication port 22.
- Ascending airflow passing through the transport path 24 passes through the processing object storage container 40 stacked on the transport path 24, and circulates from the upper communication port 21 to the airflow circulation chamber 30.
- the steaming heat treatment apparatus 1 for fruits and vegetables includes a control unit 60 (see FIG. 1) for individually controlling the operation of the steam flow generating means 50 in each unit facility 1U for each unit facility 1U outside the unit facility 1U.
- a control unit 60 for individually controlling the operation of the steam flow generating means 50 in each unit facility 1U for each unit facility 1U outside the unit facility 1U.
- an indoor temperature / humidity detecting means 54 for detecting the room temperature and the room humidity is provided for each unit equipment 1U.
- the indoor temperature / humidity detecting means 54 is, for example, a dry / wet bulb temperature sensor, and the output of the indoor temperature / humidity detecting means 54 is sent to the control unit 60 to measure the indoor temperature and the indoor humidity in the unit equipment 1U.
- a processing object temperature detecting means 55 for detecting the internal temperature of the processing object (fruits and vegetables) is installed.
- the processing object temperature detection means 55 is a needle-shaped temperature sensor inserted into the processing object, and detects the internal center temperature of the processing object.
- the output wiring of the processing object temperature detecting means 55 inserted into the plurality of processing objects is drawn out from the wiring hole 25 provided in the outer wall of the processing chamber 20 and connected to the control unit 60.
- the wiring hole 25 is provided in the wiring window 25A and is hermetically sealed during the processing operation.
- the controller 60 adjusts each of the adjustment factors (the heating amount of the airflow heating means (electric heater) 51, the airflow generation means (blower) 52, based on the outputs of the indoor temperature / humidity detection means 54 and the processing object temperature detection means 55. , And the amount of adjustment of the ejection valve of the humidifying means (humidification nozzle) 53 are controlled. Further, the control unit 60 adjusts and controls the supply / exhaust amounts of the exhaust damper 11 and the supply damper 12 based on the outputs of the indoor temperature / humidity detection means 54 and the processed product temperature detection means 55.
- the unit equipment 1U includes a pair of ventilation ports 10, an exhaust damper 11, an air supply damper 12, and a circulation damper 14 that opens and closes the upper communication port 21.
- the ventilation port 10 is provided in the center part of the ceiling of the processing chamber 20 and the center part of the ceiling of the airflow circulation chamber 30, and each ventilation port 10 is openable and closable (a fully open state and a fully closed state can be selected).
- the exhaust damper 11 is provided on one of the upper side of the processing chamber 20 and the upper side of the airflow circulation chamber 30 (in the illustrated example, the upper side of the processing chamber) and forcibly exhausts the steam in the room, and the damper opening degree
- the amount of exhaust is adjustable by adjusting.
- the air supply damper 12 is provided on the other side of the upper side of the processing chamber 20 and the upper side of the airflow circulation chamber 30 (in the illustrated example, the upper side of the airflow circulation chamber 30), and forcibly supplies outside air into the room.
- the air supply amount can be adjusted by adjusting the damper opening.
- the exhaust damper 11 communicates with the exhaust hole 11 b that opens to the processing chamber 20, and the air supply damper 12 communicates with the air supply hole 12 b that opens to the airflow circulation chamber 30.
- the ventilation opening 10 opened to the outside, the exhaust opening of the exhaust damper 11 and the air supply opening of the air supply damper 12 are each covered with a net so that no harmful insects can enter the inside of the unit equipment from these openings. It has become.
- the circulation damper 14 is freely openable and closable so that the upper communication port 21 is fully opened or fully closed.
- the ventilation port 10, the exhaust damper 11, the air supply damper 12, and the circulation damper 14 are equipped with drive means (adjustment drive units 11 a and 12 a, circulation damper drive unit 13) that perform respective opening and closing operations, and the control unit 60.
- Each drive means can be individually controlled by the output from the.
- a cooling water nozzle 56 is disposed in the upper part of the processing chamber 20 in the unit facility 1U, and the water supply control valve 58C of the cooling water nozzle 56 can be controlled to open and close by an output from the control unit 60. .
- the unit facility 1 ⁇ / b> U is provided with partition walls 26 (26 ⁇ / b> A and 26 ⁇ / b> B) that partition the processing chamber 20 for each unit facility 1 ⁇ / b> U on the upper side and the lower side of the transport path 24.
- the partition wall 26A provided on the door is openable and closable.
- the unit facility 1U is provided with a partition wall 27 that partitions the airflow circulation chamber 30 for each unit facility 1U.
- the partition walls 26 and 27 are provided at one connection end of the unit facility 1U, so that the processing chamber 20 and the air flow circulation chamber 30 can be partitioned by the unit facility 1U in a state where the unit facility 1U is connected.
- the partition wall 27 that partitions the airflow circulation chamber 30 is fixedly provided on the entire side surface of the airflow circulation chamber 30, and the partition wall 27 may be provided with a door for securing an inspection passage as necessary.
- the partition wall 26 (26A, 26B) that partitions the processing chamber 20 is fixedly provided with a partition wall 26B on the lower side of the transport path 24, and provided with a partition wall 26A on the upper side of the transport path 24 so as to be freely opened and closed.
- the partition wall 26A is closed and the processing chamber 20 is made independent for each unit equipment 1U. During operation, the partition wall 26A is opened to open the movement path of the processing object storage container 40.
- the openable / closable partition wall 26A for partitioning the processing chamber 20 may partition the entire top of the transport path 24, or when the processing operation is performed in a state where the processing object storage containers 40 are always stacked up to a set height. Can also be provided so as to partition the upper space of the processed product storage container 40 stacked on the transport path 24. In this case, since the side surface of the processing object storage container 40 functions as a partition and partitions the processing chamber 20 for each unit facility 1U, when the non-operating unit facility 1U is adjacent, an empty processing object The storage container 40 is stacked to function as a partition wall.
- the partition wall 26 ⁇ / b> A is made of a sheet material that can be wound or unfolded.
- the sheet material is formed of a heat and moisture resistant member.
- a winding part 26A1 is provided at the upper part of the processing chamber 20, and the partition wall 26A is opened by winding the sheet material around the winding part 26A1, and the partition wall 26A is illustrated by extending the sheet material from the winding part 26A1. It becomes a closed state like this.
- the sheet material can be stopped at an arbitrary position of the opening of the processing chamber 20.
- the sheet material is wound on the upper part of the stacked processing object storage containers 40. Stop the take-off state.
- the winding portion 26A1 can smoothly open the partition wall 26A by urging the spring in the winding direction.
- FIG. 7 shows another configuration example of an openable / closable partition wall 26 ⁇ / b> A that partitions the processing chamber 20.
- the partition wall 26A provided in the unit equipment 1U is configured by a plurality of plate members 26A2 that are foldably connected upward.
- FIG. 7A shows a state where the partition walls are expanded
- FIG. 7B shows a state where the partition walls are folded.
- the partition 26A is opened by folding the plate 26A2 upward, and the partition 26A is closed by unfolding the plate 26A2.
- the plate material 26A2 is connected by a hinge 26A3. As described above, when the upper space of the processed product storage container 40 is partitioned, the plate material 26A2 is developed downward so as to partially cover the upper end of the stacked processed product storage containers 40.
- the piping system of the steaming heat treatment apparatus 1 for fruits and vegetables will be described.
- the humidifying means (humidifying nozzle) 53 of each unit facility 1U and water to the cooling water nozzle 56 pipes 57 and 58 straddling the plurality of unit facilities 1U are provided (FIG. 3 and FIG. 3). (See FIG. 4).
- the upper surface of the unit equipment 1U is a piping space.
- the plurality of humidifying means 53 provided in each unit facility 1U are connected to a common pipe (air pipe) 57.
- a branch pipe 57B branches from the common pipe 57 for each unit equipment 1U, and the branch pipe 57B is drawn into the processing chamber 20 and connected to the humidifying means 53.
- the humidifying means 53 pulls up the water in the water tank 59 in the processing chamber 20 with a differential pressure and sprays it from the humidifying means 53 with compressed air supplied from the pipe 57.
- the branch pipe 57B is provided with an air control valve 57C that is controlled to be opened and closed by the controller 60.
- a plurality of cooling water nozzles 56 provided in each unit facility 1U are also connected to a common pipe 58.
- a branch pipe 58B branches from the common pipe 58 for each unit equipment 1U, and the branch pipe 58B is drawn into the processing chamber 20 and connected to the cooling water nozzle 56.
- the branch pipe 58B is provided with a water supply control valve 58C that is controlled to be opened and closed by the controller 60.
- the pipes 57 and 58 are provided with joint portions 57A and 58A that can be separated and connected for each unit equipment 1U.
- the unit equipment 1U including the pipe system can be connected and separated.
- the entrance door 1A2 of the entrance door unit 1A is opened, and the processed material is transferred onto the transfer path 24 in the processing chamber 20 from the opened entrance. Is loaded.
- a predetermined number of processed product storage containers 40 are stacked on the transport pallet 41 and placed on the transport path 24 for each transport pallet 41 using a forklift.
- the worker rides on the mesh-like step 24B in the processing chamber 20, pushes the processing object storage container 40 placed on the transport path 24 together with the transport pallet 41, and moves it to the processing chamber 20 of the innermost unit facility 1U. .
- the partition wall 26A of the processing chamber 20 in the innermost unit facility 1U is closed, and the innermost unit facility 1U and the unit in front thereof are closed.
- the processing chamber 20 in the facility 1U is partitioned by a partition wall 26A.
- the processing object storage container 40 is carried in from the inlet, and the processing object storage container 40 is transported to the innermost unit facility 1U that is not partitioned by the partition wall 26A, and the processing chamber 20 in the innermost unit facility 1U.
- the partition wall 26A is closed, and the innermost unit facility 1U and the processing chamber 20 of the front unit facility 1U are partitioned by the partition wall 26A.
- the entrance door 1A1 of the entrance door unit 1A is closed, and the heat treatment is performed on the processing object installed in the processing chamber 20.
- the driving operation at this time is performed independently for each unit facility 1U.
- the control unit 60 executes the processing operation mode under the conditions set for one unit facility 1U, and immediately switches to the ventilation operation mode when the processing operation mode ends. .
- the control unit 60 closes both the pair of ventilation ports 10, opens the circulation damper 14, controls the operation of the steam flow generator 50, and obtains desired processing conditions.
- the exhaust damper 11 and the air supply damper 12 are controlled to operate.
- a processing object temperature detecting means 55 for detecting the internal temperature (internal center temperature) of the processing object is installed in a part of the processing object installed in the processing chamber 20, and this processing object temperature detection is performed.
- the output of the means 55 is sent to the control unit 60.
- the output of the indoor temperature / humidity detecting means 54 provided in the unit facility 1U is also sent to the control unit 60.
- the operation of the steam heat air flow generating means 50 in the processing operation mode is to heat the air flow heating means 51, to generate a vertically downward air flow in the air flow circulation chamber 30 by the air flow generating means 52, and to Spray moisture for humidification.
- saturated steam is generated, and the flow of the saturated steam becomes a steam flow and circulates between the processing chamber 20 and the air flow circulation chamber 30.
- the steaming airflow in the processing chamber 20 flows from the lower communication port 22 to become an ascending airflow, passes through the conveyance path 24, and flows from the bottom to the top in the stacked processing container 40.
- the processed product storage container 40 has a net-like bottom so as to allow airflow to pass well, and stores processed products (fruits and vegetables) in the partitioned containers.
- the transport path 24 includes a mesh step 24B between the pair of conveyors 24A, and the stitches of the mesh step 24B include a rectifying surface that rectifies steam flow. An effective steam flow that transfers heat from the surface to the inside can be generated.
- control unit 60 controls the airflow heating means 51, the airflow generating means 52, and the humidifying means 53 of the steam heat airflow generating means 50 according to the outputs of the indoor temperature / humidity detecting means 54 and the processed product temperature detecting means 55, respectively.
- the exhaust amount of the exhaust damper 11 and the supply amount of the supply damper 12 are adjusted and controlled. This makes it possible to appropriately raise the internal temperature of the processed material, and to perform proper steaming with a high processing effect and without causing a temperature failure.
- the control unit 60 opens both the pair of ventilation ports 10, closes the circulation damper 14, operates the airflow generation unit 52, operates the airflow heating unit 51 and the humidification unit. The operation of 53 stops. Moreover, the control part 60 sprinkles cooling water from the cooling water nozzle 56 arrange
- the air flow direction of the airflow generation means 52 is set vertically downward as in the processing operation mode. According to this, outside air is taken into the room from the ventilation port 10 on the airflow circulation chamber 30 side, and indoor steam is released from the ventilation port 10 on the processing chamber 20 side.
- the air blowing direction of the airflow generation means 52 is switched to the vertically upward direction opposite to that in the processing operation mode. According to this, outside air is taken into the room from the ventilation port 10 on the processing chamber 20 side, and the indoor vapor is released from the ventilation port 10 on the airflow circulation chamber 30 side. At this time, since the cooling water is sprinkled from the cooling water nozzle 56 at the top of the processing chamber 20, the cooling water is effectively treated by the flow of outside air taken into the room through the ventilation port 10 on the processing chamber 20 side. It will be supplied in the storage container 40 and the cooling effect of a processed material can be improved more.
- the processing chamber 20 and the airflow circulation chamber 30 are partitioned by the partition walls 26 and 27 for each unit facility 1U during operation, respectively, and thus are independent for each unit facility 1U.
- the above-described operation can be performed.
- one unit equipment 1U performs steaming heat treatment for b1 processing time at a1 set temperature
- the other unit equipment 1U performs steaming heat treatment for b2 processing time at a2 setting time. It becomes possible to vary the processing conditions for each unit facility.
- one unit equipment 1U performs steaming heat treatment of mango and other unit equipment performs steaming heat treatment of dragon fruit, or one unit equipment 1U performs steaming heat treatment that collects large balls.
- a highly versatile operation mode is possible, such as steaming heat treatment by collecting small balls.
- the steaming apparatus 1 for fruits and vegetables partitions the processing chamber 20 and the airflow circulation chamber 30 by the partition walls 26 and 27 for each unit facility 1U during operation, and independently for each unit facility 1U.
- the above-described operation can be performed, it is possible to perform the processing operation by installing the processing object in all of the plurality of unit facilities 1U connected to each other.
- movement of the unit equipment 1U in which the processed material 1U is not installed by installing a processed material in one part is attained.
- the harvest amount is less than the processing amount of the fruit and vegetable steaming heat treatment apparatus 1 as a whole, only a part of the unit equipment 1U can be operated according to the harvesting amount and steaming can be performed. Therefore, the running cost can be remarkably reduced as compared with the case where it is necessary to always operate the entire apparatus as in the prior art.
- the unit equipment 1U of the steaming heat treatment apparatus 1 for fruits and vegetables is an extension unit including all the components for operating independently. Further, at least one of the entrance door unit 1A and the exit door unit 1B is detachably attached to the unit equipment, and the end of the unit equipment 1U from which at least one of the entrance door unit 1A and the exit door unit 1B is removed is The new extension unit equipment 1U can be connected.
- the unit capacity 1U is connected one by one as necessary, and the processing capacity is gradually increased. Can be increased. As a result, it is possible to prevent excessive capital investment with respect to an increase in the yield, and it is possible to increase the capacity of the processing chamber 20 in a flexible manner corresponding to the situation of the increase in the yield.
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Abstract
Description
Claims (9)
- 一つのユニット設備の内部に上側連通口と下側連通口でそれぞれ連通する処理室と気流循環室を区画し、
前記ユニット設備を複数連結して複数の前記処理室を連続的に配置させ、前記下側連通口より上の位置に複数の前記処理室に沿った搬送路を設け、
複数連結した前記ユニット設備の一端側に前記処理室の一端側開放口を開閉する入口扉ユニットを設けると共に、複数連結した前記ユニット設備の他端側に前記処理室の他端側開放口を開閉する出口扉ユニットを設け、
前記処理室を前記ユニット設備毎に仕切る隔壁を前記搬送路の上側と下側にそれぞれ設け、前記搬送路の上側に設けた前記隔壁を開閉自在とし、
前記気流循環室を前記ユニット設備毎に仕切る隔壁を設け、
前記ユニット設備毎に、前記上側連通口と前記下側連通口を通って前記処理室と前記気流循環室を循環する蒸熱気流を発生させる蒸熱気流発生手段を設け、
前記蒸熱気流発生手段の動作を前記ユニット設備毎に個別制御する制御部を備えることを特徴とする青果物用蒸熱処理装置。 - 前記処理室を前記ユニット設備毎に仕切る隔壁は、前記搬送路の上側では、前記搬送路上に積層される処理物収納容器の上方空間を仕切るように設けられることを特徴とする請求項1記載の青果物用蒸熱処理装置。
- 前記処理室を前記ユニット設備毎に仕切る隔壁は、上方に向けて折り畳み自在に設けられることを特徴とする請求項1記載の青果物用蒸熱処理装置。
- 前記蒸熱気流発生手段は気流加熱手段と気流発生手段と加湿手段を備え、
前記ユニット設備内には、前記ユニット設備毎に室内温度と室内湿度を検出する室内温湿度検出手段を設け、
前記処理室内には、処理物の内部温度を検出する処理物温度検出手段を設置し、
前記制御部は、前記室内温湿度検出手段と前記処理物温度検出手段の出力によって前記気流加熱手段と前記気流発生手段と前記加湿手段を制御することを特徴とする請求項1記載の青果物用蒸熱処理装置。 - 前記ユニット設備毎に設けられる前記加湿手段は共通の配管に接続されており、前記配管は前記ユニット設備毎に分離・接続自在な継手部を備えることを特徴とする請求項4記載の青果物用蒸熱処理装置。
- 前記搬送路は、一対のコンベヤと該一対のコンベヤ間に設けられる網状ステップからなり、該網状ステップの編み目は当該搬送路を通過する蒸熱気流を整流する整流面を備えることを特徴とする請求項1記載の青果物用蒸熱処理装置。
- 前記ユニット設備は、
前記処理室の天井中央部と前記気流循環室の天井中央部にそれぞれ設けられる開閉自在な換気口と、
前記処理室の上側部と前記気流循環室の上側部の一方に設けられ排気量を調整自在な排気ダンパと、
前記処理室の上側部と前記気流循環室の上側部の他方に設けられ給気量を調整自在な給気ダンパと、
前記上側連通口を開閉する循環ダンパを備え、
前記制御部は、
前記換気口を閉止し、前記循環ダンパを開口状態にして、前記蒸熱気流発生手段を動作制御する処理動作と、前記換気口を開放し、前記循環ダンパを閉口状態にして、前記気流発生手段を動作させる換気動作とを切り替え、
前記処理動作時に、前記室内温湿度検出手段と前記処理物温度検出手段の出力によって前記排気ダンパと前記給気ダンパを調整制御することを特徴とする請求項4記載の青果物用蒸熱処理装置。 - 前記ユニット設備内には前記処理室の上部に冷却水ノズルを設け、
前記制御部は、
前記処理動作時には前記気流発生手段の送風方向を鉛直下向きにし、
前記換気動作時には前記冷却水ノズルから冷却水を散水させると共に前記気流発生手段の送風方向を鉛直上向きに切り替えることを特徴とする請求項7記載の青果物用蒸熱処理装置。 - 前記入口扉ユニットと前記出口扉ユニットの少なくとも一方は前記ユニット設備に対して着脱自在に取り付けられ、前記入口扉ユニットと前記出口扉ユニットの少なくとも一方を取り外した前記ユニット設備の端部に新たなユニット設備を連結可能にしたことを特徴とする請求項1~8のいずれかに記載の青果物用蒸熱処理装置。
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JP2017000054A (ja) * | 2015-06-08 | 2017-01-05 | 株式会社エム・アイ・エス | 線虫駆除装置 |
US11439137B2 (en) * | 2018-06-29 | 2022-09-13 | Kabushiki Kaisha Nihon Yushutsu Jidousha Kensa Center | Automobile high-temperature pest extermination device |
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JPS6062934A (ja) * | 1983-09-14 | 1985-04-11 | 三州産業株式会社 | ミカンコミバエ・ウリミバエの殺虫装置 |
JP2005110655A (ja) * | 2003-09-18 | 2005-04-28 | Sansyu Sangyo Co Ltd | チチュウカイミバエ、ミカンコミバエ、クインスランドミバエ、ウリミバエ等の蒸熱殺虫装置 |
JP2010000017A (ja) * | 2008-06-19 | 2010-01-07 | Foods Techno Holdings:Kk | 青果物用殺虫装置 |
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JPS6062934A (ja) * | 1983-09-14 | 1985-04-11 | 三州産業株式会社 | ミカンコミバエ・ウリミバエの殺虫装置 |
JP2005110655A (ja) * | 2003-09-18 | 2005-04-28 | Sansyu Sangyo Co Ltd | チチュウカイミバエ、ミカンコミバエ、クインスランドミバエ、ウリミバエ等の蒸熱殺虫装置 |
JP2010000017A (ja) * | 2008-06-19 | 2010-01-07 | Foods Techno Holdings:Kk | 青果物用殺虫装置 |
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JP2017000054A (ja) * | 2015-06-08 | 2017-01-05 | 株式会社エム・アイ・エス | 線虫駆除装置 |
US11439137B2 (en) * | 2018-06-29 | 2022-09-13 | Kabushiki Kaisha Nihon Yushutsu Jidousha Kensa Center | Automobile high-temperature pest extermination device |
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