CN108168232A - A kind of inside and outside Double layer circulation type drying refrigerating integrated device - Google Patents
A kind of inside and outside Double layer circulation type drying refrigerating integrated device Download PDFInfo
- Publication number
- CN108168232A CN108168232A CN201810033334.7A CN201810033334A CN108168232A CN 108168232 A CN108168232 A CN 108168232A CN 201810033334 A CN201810033334 A CN 201810033334A CN 108168232 A CN108168232 A CN 108168232A
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- CN
- China
- Prior art keywords
- circulation
- drying
- backheat
- cooling chamber
- double layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
Abstract
The present invention provides a kind of inside and outside Double layer circulation type drying refrigerating integrated devices；Inside and outside Double layer circulation type drying refrigerating all-in-one machine is made of circulation loop in drying refrigeration outer circulation circuit and backheat.Heat transfer is carried out by cooling chamber and heating room between two circuits；Heating room and cooling chamber are respectively heated and cool down to the air of drying refrigeration outer circulation, improve rapidly, reduce air themperature and be passed through in dry library and freezer.Regenerator carries out backheat processing to the gas-liquid binary states of refrigerant.The present invention is compared to existing drying, refrigerating plant, drying can be freezed two to be operated in same system and be carried out at the same time, employed inside and outside two-layer equation cycle, the high-temp waste gas after drying is made full use of and adds in regenerator in recycling inside, energy loss is reduced, is effectively improved the efficiency of system.
Description
Technical field
The invention belongs to dry refrigeration technology field, it is related to a kind of drying refrigerating integrated device.
Background technology
Industrially, dryer is widely used in the industries such as food, feed, chemical industry, medicine, mine.Such as：Timber exists
Product deformation can be prevented by making the drying before wooden model, woodenware, and the drying of ceramic batch before calcination can prevent finished product to be cracked.
In addition dried material is also allowed for transporting and be stored, such as by the grain drying harvested to certain moisture content hereinafter, with anti-mildew.
Refrigeration machine is also widely used for the constant temperature storage of food fresh keeping and flowers, drug, industrial chemicals, electronic instrument etc..
But current dryer is mostly exhaust type drying machine and condensed type drying machine.Exhaust type drying machine structure list
One, the exhaust gas temperature of discharge is higher, and energy loss is serious, inefficiency.Condensed type drying machine can absorb the waste heat of exhaust gas, exhaust gas
It can discharge outside machine or recycle, but energy consumption is big after cooling de-watering, energy-saving effect is undesirable.The drying of most enterprises
Refrigerating plant is two systems, separately runs, causes to produce discontinuous, capacity usage ratio is low, wasting manpower and material resources, significantly
Increase operating cost.
In the innovation and creation of Publication No. CN107541914A, a kind of roller dryer is disclosed.The device uses
Electrothermal tube is heated, and exhaust gas is directly extracted out by exhaust fan, and energy dissipation is serious, and system effectiveness is relatively low.
In the innovation and creation of Publication No. CN107490255A, disclose a kind of heat pipe based on closed cycle principle and change
Hot dryer.The energy under the high/low temperature of refrigerant is not utilized mutually in the heat pump cycle of the device, compressor wasted work is larger,
Cold air after evaporator absorption heat is directly condensed into liquid water discharge system, fails to make full use of its low-temperature receiver.
For these reasons, it is necessary to explore it is a kind of can be dried under same system, refrigerating function device used at the same time, energy
Energy expenditure is efficiently reduced, improves system effectiveness, reduce the operating cost of enterprise and realizes the industry of drying refrigerating all-in-one machine
Change.
Invention content
For overcome the deficiencies in the prior art, the present invention provides two layers of circulating drying refrigerating integrated device inside and outside one kind,
Cycle is mutually nested in drying refrigeration outer circulation and backheat, heats, cooling air and is passed into heating room and cooling chamber
The energy that regenerator makes full use of refrigerant is added in recycling in dry library and freezer and in backheat, is damaged with this to reduce energy
Consumption improves system effectiveness, realizes drying refrigeration function used at the same time.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of inside and outside Double layer circulation type drying refrigerating integrated device, including being recycled in drying refrigeration outer circulation circuit and backheat
Circuit, passes through cooling chamber between two circuits and heating room carries out heat transfer；The working medium in drying refrigeration outer circulation circuit is air,
Dry the material in dry library by being heated to air in heating room, at the same in cooling chamber to air cooling to refrigerate in freezer
Article.Working medium in backheat in circulation loop is refrigerant R134a, the circuit provided in the form of heat source and low-temperature receiver to system and
Energy is absorbed, regenerator is added between circuit, the high-temperature liquid state of refrigeration working medium and cryogenic gaseous are subjected to a backheat.Cooling
Evaporator is placed in room, refrigerant working medium is evaporated heat absorption in cooling chamber.It heats and condenser and scavenger fan is placed in room,
The condensation of refrigerant working medium reaches heat in heating room, wafter face condenser, accelerates air flowing.
The drying refrigeration outer circulation circuit is by air circulation duct, pipeline heat insulation floor, cooling chamber, heating room, Gan Ku, cold
Library, scavenger fan, cold-storage door, thermal insulating door thermally insulated door composition.Cold-storage door and thermal insulating door thermally insulated door can be opened and closed with by object to be dried and to be refrigerated
Product are placed in dry library and freezer.When cold-storage door and thermal insulating door thermally insulated door are turned off, an enclosed circulation pipeline is formed, air is used as and follows
Ring working medium flows wherein.Pipeline heat insulation layer is close to air circulation duct, and air circulation duct is inserted into cooling chamber, heating room, is done
In library, freezer.When device works, scavenger fan is pushed in heating room in dry hot-air to dry library, absorbs material in dry library
Moisture become High Temperature Moist Air and enter cooling chamber, low temperature humid air after cooling is passed through in freezer carries out refrigeration guarantor to article
It is fresh, it obtains low temperature dry air and is recycled next time.
Circulation loop by condenser, regenerator, heating power expansion valve, evaporator, compressor, pressure gauge and returns in the backheat
Hot inner loop pipeline composition.Each component is connected in addition to pressure gauge forms an enclosed circulation pipeline, and refrigerant R134a is used as and follows
Ring working medium flows wherein.When device works, from the low-temp low-pressure saturated vapor that evaporator comes out by regenerator backheat to mistake
Warm status, becomes the overheated gas of high temperature and pressure by compressor compresses, and condensed device discharges heat equipressure to heating room
Become the saturated liquid of medium temperature high pressure, acted on by regenerator to supercooled state, low-temp low-pressure is expanded to by heating power expansion valve
Gas-liquid mixture, into evaporator isobaric heat absorption to low-temp low-pressure saturated vapor and recycled next time.Described
Regenerator changes the low-temp low-pressure saturated vapor come out from evaporator and the clock text high pressure saturated liquid come out from condenser
Heat.In the pressure gauge access compressor front end pipeline, backheat inner loop pipeline pressure can be monitored.
Evaporator is placed inside the cooling chamber, refrigerant working medium absorbs the heat of air in cooling chamber in evaporator
Cooling chamber is made to cool down.The evaporator is manufactured using copper tube.
The heating room is made of condenser and scavenger fan.Liquidation exothermic reaction gives heating to refrigerant working medium within the condenser
Air in room makes heating room heat up, and waiting fan pushes the hollow flow of air of external circulation line.The condenser uses red copper
Pipe multilayer spirals to be formed.
The beneficial effects of the invention are as follows：
(1) it is recycled by inside and outside two groups of bilayers, dryer and refrigeration machine is combined as a whole device, can be filled in a system
Drying refrigeration work is carried out at the same time in putting, ensures the continuous of production chain, saves manpower and materials, reduce operating cost.
(2) present invention is closed circulatory system, and no exhaust gas waste heat outwardly discharges, after taking full advantage of material drying
The heat of high temperature air adds in regenerator in recycling inside, energy of the refrigeration working medium under high-temperature liquid state is used, and reduces
Thermal loss, improves drying engine efficiency.
Description of the drawings
Fig. 1 is a kind of inside and outside two-layer equation cycle drying refrigerating integrated apparatus system schematic diagram；
Fig. 2 is drying refrigeration outer circulation circuit diagram；
Fig. 3 is circulation loop schematic diagram in backheat；
Fig. 4 is heating room schematic diagram；
Fig. 5 is cooling chamber schematic diagram；
Specific embodiment
The present embodiment is a kind of inside and outside Double layer circulation type drying refrigerating integrated device.
As shown in Figure 1, a kind of internal-external double circulation formula drying refrigerating integrated device, including pipeline heat insulation layer 1, air circulating umbilical
Road 2, thermal insulating door thermally insulated door 3, dry library 4, cold-storage door 5, freezer 6, cooling chamber 7, heating room 8, waiting fan 9, compressor 10, pressure gauge 11,
Condenser 12, backheat inner loop pipeline 13, regenerator 14, heating power expansion valve 15 and evaporator 16.All components surround inside and outside two
A closed circulation.Thermal insulating door thermally insulated door 3 and cold-storage door 5 can be opened and closed to be put into or take out pending article.
As shown in Fig. 2, drying refrigeration outer circulation circuit includes pipeline heat insulation layer 1, air circulation duct 2, thermal insulating door thermally insulated door 3, does
Library 4, cold-storage door 5, freezer 6, cooling chamber 7, heating room 8.Each component passes through air circulation duct 2 in addition to thermal insulating door thermally insulated door 3 and cold-storage door 5
Series connection forming circuit, pipeline heat insulation layer 1 are close to air circulation duct 2, and air circulation duct 2 is inserted into dry library 4, freezer 6, cooling chamber
7th, it heats in room 8, the flow working medium of channel interior is air.
As shown in figure 3, extraction cycle circuit includes compressor 10, pressure gauge 11, condenser 12, backheat inner loop pipeline
13rd, regenerator 14, heating power expansion valve 15, evaporator 16.Each component connects in addition to pressure gauge 11 and forms loop.Pressure gauge 11
Before access compressor on end loop, loop inner is filled with refrigerant R134a.
As shown in figure 4, heating room 8 includes scavenger fan 9, condenser 12,9 covering of the fan face condenser 12 of scavenger fan is to push away
Air in dynamic air circulation duct 2 accelerates heat exchange.
As shown in figure 5, evaporator 16 is placed in 7 inside of cooling chamber.
When device is run, open thermal insulating door thermally insulated door 3 and cold-storage door 5 is put into pending article, close thermal insulating door thermally insulated door 3 and cold-storage door 5, beat
Switch power supply makes scavenger fan 9 and compressor 10 work.
For drying refrigeration outer circulation circuit, the High Temperature Moist Air in dry library 4 is passed through in cooling chamber 7, a large amount of in this releasing
Heat is passed through as low temperature humid air in freezer 6, is transferred to moisture in freezer 6 and is treated fresh-keeping article and become low temperature dry air
Into in heating room 8, enter in dry library 4 for high temperature dry air and under the promotion of scavenger fan 9 in this large amount of thermal change of absorption
Dry material to be dried.
For circulation loop in backheat, the high temperature and pressure superheated refrigerant R134a after compressor 10 is compressed passes through cold
Condenser 12 discharges amount of heat in room 8 is heated, and 9 face condenser working of scavenger fan is transferred heat in heating room 8
Air, refrigerant R134a become the saturated liquid of medium temperature high pressure, carry out backheat by regenerator 14, pass through heating power expansion valve 15
The gas-liquid mixture of low-temp low-pressure is expanded into, the High Temperature Moist Air that the flowing of heating room Zhong Yougan libraries comes is absorbed in evaporator 16
Heat become low-temp low-pressure saturation gas phase, in regenerator 14 utilize from condenser 12 come out medium temperature high pressure saturated solution
The refrigerant R134a of state is preheated, and is passed through the cycle of a beginning new round after compressor 10.What is be connected with 12 both ends of condenser returns
Hot inner loop pipeline is stretched out by opening up two apertures in heating 8 wall surface of room.It is recycled in the backheat being connected with 16 both ends of evaporator
Pipeline is stretched out by opening up two apertures in 7 wall surface of cooling chamber.
The energy-consuming parts of the present apparatus have supply fan 9 and compressor 10.The effect of supply fan 9 is to offset air circulating umbilical
The resistance on road pushes air to be flowed in drying refrigeration outer circulation circuit.Compressor 10 is provided for material drying and fresh-keeping article
Energy, while also offset the resistance in backheat in circulation loop.
As a result of inside and outside double seal formula circulation loop, package unit can dry simultaneously and refrigerating function, reduces people
Power material resources save operating cost, and energy loss is small, and system effectiveness is high.
Claims (5)
1. a kind of inside and outside Double layer circulation type drying refrigerating integrated device, it is characterised in that：Including drying refrigeration outer circulation circuit and
Circulation loop in backheat, passes through cooling chamber between two circulation loops and heating room carries out heat transfer；All parts structures
Into the circulation loop of inside and outside two closings；Cold-storage door and thermal insulating door thermally insulated door in drying refrigeration outer circulation circuit can be turned on and off putting
Enter pending article and closing freezer and Gan Ku.
2. a kind of inside and outside Double layer circulation type drying refrigerating integrated device according to claim 1, it is characterised in that：Drying system
Cold outer circulation circuit is by air circulation duct, pipeline heat insulation floor, cooling chamber, heating room, Gan Ku, freezer, scavenger fan, freezer
Door, thermal insulating door thermally insulated door composition.All parts are connected into a circuit by air circulation duct, and scavenger fan is placed in heating room, pipe
Road insulating layer is close to air circulation duct, and air circulation duct is inserted into cooling chamber, heating room, Gan Ku, freezer, channel interior
Flow working medium is air.
3. a kind of inside and outside Double layer circulation type drying refrigerating integrated device according to claim 1, it is characterised in that：In backheat
Circulation loop is made of condenser, regenerator, heating power expansion valve, evaporator, compressor, pressure gauge and backheat inner loop pipeline,
Each component connects to form the circulation loop of a closing by extraction cycle pipeline in addition to pressure gauge, pressure gauge access circulation loop
In, the flow working medium in backheat inner loop pipeline is refrigerant R134a.
4. a kind of inside and outside Double layer circulation type drying refrigerating integrated device according to claim 1, it is characterised in that：Cooling chamber
Evaporator is placed in inside, and the backheat inner loop pipeline being connected with evaporator is stretched out from cooling chamber.
5. a kind of inside and outside Double layer circulation type drying refrigerating integrated device according to claim 1, it is characterised in that：Heat room
Condenser and scavenger fan are placed in inside, and the backheat inner loop pipeline being connected with condenser is stretched out from heating room, scavenger fan fan
Face face condenser, the air circulating umbilical crossing to connect with heating room is in the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810033334.7A CN108168232A (en) | 2018-01-15 | 2018-01-15 | A kind of inside and outside Double layer circulation type drying refrigerating integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810033334.7A CN108168232A (en) | 2018-01-15 | 2018-01-15 | A kind of inside and outside Double layer circulation type drying refrigerating integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108168232A true CN108168232A (en) | 2018-06-15 |
Family
ID=62514265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810033334.7A Withdrawn CN108168232A (en) | 2018-01-15 | 2018-01-15 | A kind of inside and outside Double layer circulation type drying refrigerating integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168232A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536767A (en) * | 2020-05-08 | 2020-08-14 | 潍坊学院 | Integrative device of drying cooling of preparation cladding type nickel cobalt lithium manganate cathode material |
| CN111578670A (en) * | 2020-05-15 | 2020-08-25 | 广州金鹏环保工程有限公司 | Material drying and cooling integrated machine |
-
2018
- 2018-01-15 CN CN201810033334.7A patent/CN108168232A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536767A (en) * | 2020-05-08 | 2020-08-14 | 潍坊学院 | Integrative device of drying cooling of preparation cladding type nickel cobalt lithium manganate cathode material |
| CN111536767B (en) * | 2020-05-08 | 2021-06-04 | 潍坊学院 | Integrative device of drying cooling of preparation cladding type nickel cobalt lithium manganate cathode material |
| CN111578670A (en) * | 2020-05-15 | 2020-08-25 | 广州金鹏环保工程有限公司 | Material drying and cooling integrated machine |
| WO2021227464A1 (en) * | 2020-05-15 | 2021-11-18 | 广州金鹏环保工程有限公司 | Material drying and cooling integrated machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180615 |
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| WW01 | Invention patent application withdrawn after publication |