CN208724794U - A kind of fruits and vegetables vertical ventilation differential pressure precooling device - Google Patents
A kind of fruits and vegetables vertical ventilation differential pressure precooling device Download PDFInfo
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- CN208724794U CN208724794U CN201820605957.2U CN201820605957U CN208724794U CN 208724794 U CN208724794 U CN 208724794U CN 201820605957 U CN201820605957 U CN 201820605957U CN 208724794 U CN208724794 U CN 208724794U
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- Prior art keywords
- cooling
- fruits
- turnover box
- vegetables
- adjustable plate
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- 235000012055 fruits and vegetables Nutrition 0.000 title claims abstract description 30
- 238000009423 ventilation Methods 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 106
- 230000007306 turnover Effects 0.000 claims abstract description 30
- 238000005057 refrigeration Methods 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 238000003860 storage Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a kind of fruits and vegetables vertical ventilation differential pressure precooling devices.The utility model includes refrigeration unit module and pre-cooling module;The refrigerating system module is for carrying out cooling processing to the air of pre-cooling inside modules;The pre-cooling module can carry out the pre-cooling operation of fruits and vegetables batch type;By the above-mentioned means, the utility model can be easily mounted on container carrier, transport to field or freezer side carry out pre-cooling work before fruits and vegetables storage, can also carry out mobile precooling in transit.Staggered floor one send the pre- cold air duct of " Z " type, allow cold air perpendicular through the fruits and vegetables in pre-cooling turnover box, improve the pre-cooling uniformity, the problems such as avoiding air-supply short circuit, pre-cooling inefficiency, advantageously reduce the cost of preserving fruit and vegetable utilizing, be conducive to widely promote and apply, be of great practical significance.
Description
Technical field
The utility model relates to agricultural product, and field of storage is pre-chilled, more particularly to a kind of fruits and vegetables vertical ventilation differential pressure precooling side
Method and device.
Background technique
With the fast development of Chinese national economy, people put forward higher requirements the quality and safety of fruits and vegetables, fruits and vegetables
The development degree of Cold Chain Logistics has become the important symbol for measuring all-round well-off society.For a long time, agricultural products in China is in postpartum
Loss is serious, and rotten loss rate causes annual economic loss to be up to 100,000,000,000 yuan up to 20~30% in the process of circulation.Pre-cooling can remove
Fruit and vegetable picking bring season, heat season effectively reduces the refrigeration duty of refrigerator car, refrigerated carrier etc., realizes refrigeration storing and transporting equipment
Energy-saving effect.Pre-cooling can reduce the respiratory intensity of fruits and vegetables simultaneously, inhibit the breeding of microorganism and the release of enzyme, reduce fruits and vegetables
Metabolism has important meaning to the holding of quality, value during fruit and vegetable storage and transportation.
Currently, the research for differential pressure precooling device is concentrated mainly on air-supply parameter on the basis of horizontal ventilation and packs shape
The exploration of formula.But differential pressure precooling horizontal ventilation haves the defects that one very big, i.e. supply air duct short circuit problem.Due in packing case
Extruding when self weight, carrying, vibration and the stacking of product between upper and lower level, the product of conventional packing box top and top cover or on
All there are gaps in layer bottom portion, and which forms the bypass passageways in horizontal ventilation precooling process, cause supply air duct short-circuit.
Studies have shown that traditional horizontal ventilation differential pressure precooling will cause by air-flow due to the gap of packing case inner tip
Logical, practical only 10%~20% ventilation quantity exchanges heat with product.Therefore, it is raw suitable for fruits and vegetables to design a kind of convenient and efficient
The pre-cooler for producing base popularizes postharvest fruit and vegetable pre-cooling in an all-round way for China, and promoting agricultural product cold chain transportation ratio has important meaning
Justice.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of fruits and vegetables vertical ventilation differential pressure precooling device, Neng Gouke
The problems such as air-supply is short-circuit in the prior art for clothes, it is uneven to be pre-chilled, pre-cooling low efficiency.
In order to solve the above technical problems, the technical solution that the utility model uses is:
A kind of fruits and vegetables vertical ventilation differential pressure precooling device, described device include refrigeration unit module and pre-cooling module;
The refrigeration unit module is made of the frequency conversion Condensing units and evaporator being connected, and the evaporator is located at pre-cooling packaging
In box body;The frequency conversion Condensing units are located on the outside of pre-cooling container body;The pre-cooling module includes pre-cooling
Container body, batch pre-cooling pallet, supply air duct adjustable plate, return airway adjustable plate, pre-cooling turnover box and frequency conversion differential pressure wind
Machine, pre-cooling turnover box pile is on pre-cooling pallet, and by pre-cooling seal cap sealing at the top of pre-cooling turnover box, pre-cooling pallet is delivered to pre-
In cold container body, supply air duct adjustable plate and return airway adjustable plate are respectively with adjacent pre-cooling container side wall by sending
Wind adjustment spring and return air adjustment spring are attached, and supply air duct adjustable plate and return airway adjustable plate are in air-supply adjustment spring
It is compressed under the action of return air adjustment spring with pre-cooling turnover box body, the air inlet of the pre-cooling turnover box case inner top is sent
Formation supply air duct in gap between wind air duct adjustable plate, the pre-cooling turnover box bottom of box and pre-cooling pallet, the pre-cooling sealing cover,
Gap forms return airway between return airway adjustable plate and the pre-cooling turnover box bottom of box inner wall;The pre-cooling turnover
Case air inlet and pre-cooling turnover box air outlet staggered floor setting.
Multiple apertures are uniformly provided on the pre-cooling pallet, the installation of pre-cooling tray bottom has locking function idler wheel.
The frequency conversion Condensing units include frequency-changeable compressor, restricting element and condenser;The frequency-changeable compressor
Air entry is connected with the import of the outlet of evaporator, condenser respectively with exhaust outlet.
The evaporator can be placed according to actual needs between pre-cooling container body and pre-cooling pallet, or after being placed in differential pressure blower
Side.
The refrigeration unit module is for being conveyed to the differential pressure after carrying out cooling processing to air in pre-cooling module
The fruits and vegetables in turnover box are pre-chilled.
Air blow and return air duct staggered floor is arranged in the pre-cooling module, so that cold air is perpendicular through in pre-cooling turnover box
Fruits and vegetables improve the pre-cooling uniformity, avoid blowing short circuit the problems such as.
The beneficial effects of the utility model are:
1, the fruits and vegetables vertical ventilation differential pressure precooling device forms staggered floor one and send the pre- cold air duct of " Z " type vertical ventilation, can
The problems such as overcoming uneven short circuit of blowing in existing precooling technique under differential pressure, pre-cooling, pre-cooling low efficiency.
2, the utility model can independent transport, assembly and disassembly are simple, can be transported by container carrier to field
Place of production pre-cooling is carried out, freezer side is may also placed in and carries out storing preceding pre-cooling, or transported from container carrier from the place of production to freezer
It is defeated to carry out pre-cooling operation on the way, increase the scope of application;
3, the differential pressure blower of pre-cooling module is located at the front end of evaporator in the utility model, and blower can be made to generate
Heat is taken away by evaporator immediately, and supply air temperature can be effectively controlled, and improves precooling effect;
4, user can adjust in real time Refrigerating Compressor with Inverter group 301 according to itself fruits and vegetables yield and pre-cooling payload and (become
Frequency compressor) refrigerating capacity size, pre-cooling quality can be effectively improved.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model preferred embodiment;
Fig. 2 is the structural schematic diagram of humidifier in the utility model;
In figure: 1, differential pressure blower;2, supply air duct;3, evaporator;4, pallet supply air duct is pre-chilled;5, container case is pre-chilled
Body;6, supply air duct;7, supply air duct adjustment spring;8, supply air duct adjustable plate;9, turnover box air inlet;10, pre-cooling sealing
Lid;11, turnover box;12, return airway adjustable plate;13, turnover box air outlet;14, return airway adjustment spring;15, return air wind
Road (plenum chamber);16, humidifier.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Embodiment 1:
Referring to Fig. 1, a kind of fruits and vegetables vertical ventilation differential pressure precooling device of the utility model, by differential pressure precooling and Cold Chain Logistics
Vehicle effectively combines, which can be loaded on container carrier easily and fast, the efficient and convenient carry out place of production
Pre-cooling, reduces the cost of preserving fruit and vegetable utilizing.The device includes:
Refrigeration unit module includes frequency conversion Condensing units 301, evaporator 3;The evaporator 3 is located at pre-cooling packaging
5 inside of box body;The frequency conversion Condensing units 301 are located at 5 outside of pre-cooling container body;The refrigeration unit module
Power source can in container carrier generator or any one be capable of providing the external power supply of voltage, two kinds are dynamic
Power power supply can be by actual conditions free switching;The refrigeration unit module can meet size according to pre-cooling and adjust frequency conversion compression in real time
301 refrigerating capacity size of unit is condensed, pre-cooling cost is effectively reduced, improves pre-cooling quality.
Pre-cooling module, including pre-cooling container body 5, batch pre-cooling pallet 4, supply air duct 6, supply air duct are adjusted
Plate 8, return airway adjustable plate 12, pre-cooling turnover box 11, return airway 15, frequency conversion differential pressure blower 1;The batch pre-cooling pallet 4,
Supply air duct 6, supply air duct adjustable plate 8, return airway adjustable plate 12, pre-cooling turnover box 11, return airway 15, differential pressure blower 1
It is entirely located in pre-cooling container body 5, week vanning 11 is pre-chilled and is located at batch pre-cooling 6 top of pallet, the supply air duct is adjusted
Plate 8, return airway adjustable plate 12 are located at 11 two sides of pre-cooling week vanning, form staggered floor one and send the pre- cold air duct of " Z " type, the steaming
Hair device 3 can be placed according to actual needs 4 between pre-cooling container body 5 and pre-cooling pallet, or is placed in front of differential pressure blower 1 (rear);Pre-cooling
Turnover box 11 is piled up on demand on pre-cooling pallet 4, and pre-cooling closed cover 10 is covered, and is delivered in pre-cooling container body 5 by fork truck,
It is locked that 4 idler wheel of pallet is pre-chilled, supply air duct 6, return airway 15 are in supply air duct adjustment spring 7, return airway adjustment spring 14
And its compress supply air duct adjustable plate 8, return airway adjustable plate 12 and pre-cooling turnover box 11 under attachment effect, formation is sent, is returned
Wind air duct, supply air duct adjustment spring 7, return airway adjustment spring 14 are solid steady;Container is pre-chilled in the pre-cooling module
Cabinet 5, supply air duct adjustable plate 8, return airway adjustable plate 12 have certain heat insulating ability, and (such as cabinet two sides cover one layer of guarantor
Warm plate).
In the present invention, in specific implementation, the fruits and vegetables vertical ventilation differential pressure precooling device can be according to practical pre-cooling
Need of work is transported by container carrier, can be carried out place of production pre-cooling in field, can also be moved in transit
Dynamic formula pre-cooling.
It should be noted that under the action of differential pressure blower 1, the air and supply air duct of the return airway (plenum chamber)
There are pressure differences between air in 6, so that the arrow direction flowing as shown in Figure 1 of the air inside pre-cooling container body 5;System
Cold set modules are made of frequency conversion Condensing units 301, evaporator 3, can also be as needed by frequency-changeable compressor, throttling member
The main components such as part, condenser and evaporator 3 form, wherein the air entry of the frequency-changeable compressor and exhaust outlet respectively with evaporation
The outlet of device 3, the import of condenser are connected;Diversified forms can be used in the restricting element, such as heating power expansion valve, electromagnetic expanding valve
And capillary etc..
In the present invention, in specific implementation, multiple apertures are uniformly provided on the batch pre-cooling pallet 4, so as to
Enough so that cold air is by batch pre-cooling pallet 4 even into pre-cooling turnover box 11 and supply air duct 6 in the supply air duct 2
In.The batch pre-cooling 4 bottom of pallet has locking function idler wheel, to mobile and fixed pre-cooling pallet.
In the present invention, in specific implementation, to form efficiently " Z " type pre- cold air duct, the turnover box air inlet 9,
Air outlet 13 uses staggered floor arrangement form, and wherein user can select the number of plies of staggered floor according to actual needs.
Embodiment 2:
As shown in Fig. 2, in order to carry out the guarantor of further humidification process enhancing fruits and vegetables to the air in pre-cooling container body 5
Fresh effect, user can install humidification system 16 additional on that basis of example 1 according to actual needs, device working principle with embodiment 1,
Humidification system 16 is made of humidification pipeline, humidifier and humidifying spraying nozzle, and humidifier is connected by humidification pipeline with humidifying spraying nozzle, is had
On body is realized, it is proposed that use ultrasonic humidifier.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (3)
1. a kind of fruits and vegetables vertical ventilation differential pressure precooling device, which is characterized in that described device includes refrigeration unit module and fruits and vegetables
Module is pre-chilled;The refrigeration unit module is made of the frequency conversion Condensing units and evaporator being connected, the evaporator position
In in pre-cooling container body;The frequency conversion Condensing units are located on the outside of pre-cooling container body;The pre-cooling mould
Block include pre-cooling container body, batch pre-cooling pallet, supply air duct adjustable plate, return airway adjustable plate, pre-cooling turnover box and
Frequency conversion differential pressure blower, pre-cooling turnover box pile is on pre-cooling pallet, by pre-cooling seal cap sealing, pre-cooling support at the top of pre-cooling turnover box
Disk is delivered in pre-cooling container body, supply air duct adjustable plate and return airway adjustable plate respectively with adjacent pre-cooling container
Side wall is attached by air-supply adjustment spring and return air adjustment spring, and supply air duct adjustable plate and return airway adjustable plate are being sent
It is compressed under the action of wind adjustment spring and return air adjustment spring with pre-cooling turnover box body, the pre-cooling turnover box case inner top
Gap forms supply air duct between air inlet, supply air duct adjustable plate, the pre-cooling turnover box bottom of box and pre-cooling pallet, described pre-
Gap forms return airway between cold sealing cover, return airway adjustable plate and the pre-cooling turnover box bottom of box inner wall;It is described
Turnover box air inlet and pre-cooling turnover box air outlet staggered floor setting is pre-chilled.
2. fruits and vegetables vertical ventilation differential pressure precooling device according to claim 1, it is characterised in that: on the pre-cooling pallet
Even to be provided with multiple apertures, the installation of pre-cooling tray bottom has locking function idler wheel.
3. fruits and vegetables vertical ventilation differential pressure precooling device according to claim 1, which is characterized in that the frequency conversion compression condensation
Unit includes frequency-changeable compressor, restricting element and condenser;The air entry of the frequency-changeable compressor and exhaust outlet respectively with evaporation
The outlet of device, the import of condenser are connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820605957.2U CN208724794U (en) | 2018-04-26 | 2018-04-26 | A kind of fruits and vegetables vertical ventilation differential pressure precooling device |
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CN201820605957.2U CN208724794U (en) | 2018-04-26 | 2018-04-26 | A kind of fruits and vegetables vertical ventilation differential pressure precooling device |
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CN201820605957.2U Expired - Fee Related CN208724794U (en) | 2018-04-26 | 2018-04-26 | A kind of fruits and vegetables vertical ventilation differential pressure precooling device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108391721A (en) * | 2018-04-26 | 2018-08-14 | 天津商业大学 | A kind of fruits and vegetables vertical ventilation differential pressure precooling device |
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2018
- 2018-04-26 CN CN201820605957.2U patent/CN208724794U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108391721A (en) * | 2018-04-26 | 2018-08-14 | 天津商业大学 | A kind of fruits and vegetables vertical ventilation differential pressure precooling device |
CN108391721B (en) * | 2018-04-26 | 2024-01-30 | 天津商业大学 | Vertical ventilation differential pressure precooling device for fruits and vegetables |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190412 |
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CF01 | Termination of patent right due to non-payment of annual fee |