CN205843183U - Many temperature-zone refrigerators - Google Patents
Many temperature-zone refrigerators Download PDFInfo
- Publication number
- CN205843183U CN205843183U CN201620772644.7U CN201620772644U CN205843183U CN 205843183 U CN205843183 U CN 205843183U CN 201620772644 U CN201620772644 U CN 201620772644U CN 205843183 U CN205843183 U CN 205843183U
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- copper sheathing
- temperature
- heat
- piston stirling
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052802 copper Inorganic materials 0.000 claims abstract description 58
- 239000010949 copper Substances 0.000 claims abstract description 58
- 230000005484 gravity Effects 0.000 claims abstract description 38
- 238000005057 refrigeration Methods 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 238000009833 condensation Methods 0.000 claims abstract description 11
- 230000005494 condensation Effects 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 239000004519 grease Substances 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 235000013305 food Nutrition 0.000 description 5
- 239000006200 vaporizer Substances 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000007710 freezing Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 235000014102 seafood Nutrition 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009920 food preservation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 235000013622 meat product Nutrition 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/07—Details of compressors or related parts
- F25B2400/073—Linear compressors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
This utility model relates to a kind of many temperature-zone refrigerators, and cold room is positioned at refrigerator body top half, and described refrigerating chamber and temperature-changing chamber are positioned at refrigerator the latter half；The condensation segment pipeline of hot junction gravity assisted heat pipe is upwards arranged in inside outcase of refrigerator left wall face, cold end gravity assisted heat pipe evaporator section pipeline is arranged in downwards temperature-changing chamber inner back wall face and left and right wall, the condensation segment of cold end gravity assisted heat pipe is connected with the cold head of free-piston Stirling cooler by conduction cooling copper sheathing, and the evaporator section of described hot junction gravity assisted heat pipe is connected with the hot junction of free-piston Stirling cooler by heat conduction copper sheathing.Free-piston Stirling cooler has that refrigeration temperature area is wide, compact conformation, cryogenic refrigeration efficiency high, and high in conjunction with gravity assisted heat pipe heat transfer efficiency, the advantage of simple in construction can make the temperature that temperature-changing chamber reaches minimum 60 DEG C.These novel many temperature-zone refrigerators can be by regulating the operating frequency of frequency-changeable compressor, and the input voltage of free-piston Stirling cooler realizes the accurate control to cryogenic temperatures different in refrigerator.
Description
Technical field
This utility model relates to a kind of refrigerator, combines many particularly to a kind of by sterlin refrigerator compression throttling refrigeration
Temperature-zone refrigerator.
Background technology
Along with the raising of people's living standard, the freezing function of general refrigerator (temperature is higher than-18 DEG C) gradually cannot meet
The people's freezing requirement to some food, as some seafood need to preserve more preferably below-40 DEG C.As a example by meat product, general
During logical Refrigerator store, 7 DEG C of cold preservation not can exceed that 2, and 0 DEG C of cold preservation not can exceed that 5 ,-18 DEG C freezing time, the time can not exceed
1 month.For needing the food of long-time preservation, cryogenic temperature is the lowest, more can suppress the activity of microbial growth and enzyme,
Nutritive loss is smaller, preserves freshness the best.
Traditional domestic refrigerator refrigeration is general uses single-stage vapor compression formula throttle refrigeration system, by compressor, condenser,
Throttle part and four essential part compositions of vaporizer, various piece by what pipeline linked together composition one closing is
System.Be filled with a certain amount of cold-producing medium in system, cold-producing medium in system by compressing, condense, throttle, evaporate four cyclic processes
Refrigeration.The Refrigeration Speed for Refrigerator using vapour compression refrigeration is fast, good refrigeration effect, technology maturation, therefore stable performance, life-span
Long.When using the refrigerator work of vapour compression refrigeration, compressor is interval start and stop under the control of temperature controller.When the temperature in refrigerator
During higher than design temperature, compressor start freezes, and in-cabinet temperature reduces, until the temperature in refrigerator reaches below design temperature
A certain marginal value, compressor quits work, and ice the temperature inside the box begins to ramp up.When temperature rises to another facing higher than design temperature
During dividing value, compressor starts again to start work.Above procedure iterative cycles.Therefore, even if refrigerator is in steady statue, in casing
Temperature also have periodically fluctuation, this for some as that the gourmet food of seafood preserves is unfavorable.And single-stage vapor compression
Throttle refrigeration system also is difficult to realize the cryogenic temperature of less than-40 DEG C, it is impossible to meet the temperature requirements to some food preservations.
Stirling refrigeration cycle is made up of two isothermal processs and isochoric process, and its theoretical circulation efficiency is Carnot efficiency.
Comparatively speaking, stirling refrigeration technology is used to have higher refrigerating efficiency under cryogenic refrigeration operating mode.Sterlin refrigerator is adopted
By the closed cycle of gas expansion refrigeration, compression unit connect with expansion cell valveless and form.Use helium as refrigeration work
Matter, will not produce ozone layer and destroy, be the Refrigeration Technique of a kind of extremely environmental protection.Free-piston Stirling cooler does not has complexity
Pipe-line system, compressor and decompressor integrate, have that moving component is few, oil-free lubrication, the most easy to wear, reliability
Height, life-span length, compact conformation, lightweight, refrigerating efficiency advantages of higher, but also it is high to have temperature-controlled precision, at full capacity and local
All there is under load higher efficiency, refrigerating capacity and cryogenic temperature can be controlled by regulation input voltage.
Heat pipe is a kind of heat transfer element with very high thermal conductivity energy, and it is by the steaming of the liquid in Totally enclosed vacuum pipe
Send out and transmit heat with condensing, there is the highest heat conductivity.Gravity assisted heat pipe can only one-way heat conduction, and condensation segment necessarily be greater than evaporation
Section.During work, the hydraulic fluid within gravity assisted heat pipe becomes steam in evaporator section heat absorption vaporization, and steam rises to cooling section release
Heat regelation becomes liquid, then relies on gravity reflux to arrive evaporator section.The heat pipe that this utility model is used is two-phase closed type heat
Siphon (gravity assisted heat pipe).
Summary of the invention
This utility model purpose is to propose one by free-piston Stirling cooler and compression throttling refrigeration system phase
In conjunction with many temperature-zone refrigerators, it is achieved food is for the demand of different storage temperatures, and this refrigerator can realize the refrigeration temperature of minimum-60 DEG C
Degree, and temperature-controlled precision is high, good reliability.
The technical solution of the utility model is: a kind of many temperature-zone refrigerators, including refrigerator body, refrigeration system, described refrigerator
Casing is made up of cold room, refrigerating chamber and temperature-changing chamber, and described cold room is positioned at refrigerator body top half, described refrigerating chamber and change
Greenhouse is positioned at refrigerator the latter half；Described refrigeration system is by compression throttling refrigeration system, free-piston Stirling cooler-heat pipe
System is constituted, and described free-piston Stirling cooler-hot-pipe system includes free-piston Stirling cooler, cold end gravity heat
Pipe, hot junction gravity assisted heat pipe, conduction cooling copper sheathing and heat conduction copper sheathing, the condensation segment pipeline of described hot junction gravity assisted heat pipe is upwards arranged in refrigerator
Inside shell left wall face, described cold end gravity assisted heat pipe evaporator section pipeline is arranged in downwards temperature-changing chamber inner back wall face and left and right wall
Face, the condensation segment of described cold end gravity assisted heat pipe is connected with the cold head of free-piston Stirling cooler by conduction cooling copper sheathing, institute
The evaporator section stating hot junction gravity assisted heat pipe is connected with the hot junction of free-piston Stirling cooler by heat conduction copper sheathing.
Described conduction cooling copper sheathing is circular copper sheathing, and one end perforate is connected with the cold head of free-piston Stirling cooler, circle
Scribble heat-conducting silicone grease inside shape copper sheathing and between the cold head of free-piston Stirling cooler, be provided with annular in circular copper sheathing recessed
Groove, makes heat-transfer working medium R170 in the toroidal cavity abundant heat exchange of flowing；Described circular copper sheathing side have two recessed with annular
The conduction cooling aperture of groove connection.
Described heat conduction copper sheathing is annular copper sheathing, between annular copper sheathing inner surface and the hot junction of free-piston Stirling cooler
Scribble heat-conducting silicone grease, inside annular copper sheathing, be provided with annular groove, make heat-transfer working medium R600a in the annular groove abundant heat exchange of flowing；
Annular copper sheathing side opening has two heat conduction apertures connected with annular groove.
The refrigeration temperature levels of described temperature-changing chamber is-60-10 DEG C, and temperature-changing chamber is provided cold by free-piston Stirling cooler
Amount；Described free-piston Stirling cooler is the monoblock type free-piston Stirling cooler that linear electric motors drive, and freely lives
The internal working medium used of plug sterlin refrigerator is helium, and free-piston Stirling cooler is installed on the left side central portion of refrigerator, from
It is fixed with snubber block by piston Stirling cooler afterbody, and snubber block is towards refrigerator body backboard.
Described cold end gravity assisted heat pipe includes the first cool side heat pipes and the second cool side heat pipes, the first cool side heat pipes and the second cold end
Heat pipe is connected with first and second conduction cooling aperture of conduction cooling copper sheathing side respectively, downward-sloping 15 ° of described cold end gravity assisted heat pipe pipeline
Angle, internal working medium used is R170；Described hot junction gravity assisted heat pipe includes the first hot side heat and the second hot side heat, the first hot junction
Heat pipe and the second hot side heat are connected with first and second heat conduction aperture of heat conduction copper sheathing side respectively, described hot junction gravity assisted heat pipe pipe
Downward-sloping 10 ° of road, internal working medium used is R600a.
Compared with existing refrigerator, the beneficial effects of the utility model are:
(1) owing to using free-piston Stirling cooler, the lowest refrigerating temperature of refrigerator can be made to reach-60 DEG C, and
And compression piston stroke can be regulated by changing driving voltage, thus control refrigerating capacity and cryogenic temperature.Can be according to difference
The requirement classification of cryogenic temperature preserves food.
(2) owing to being combined with gravity assisted heat pipe by free piston stirling, free piston stirling conduction cooling is efficiently solved
And heat dissipation problem, and combine closely with refrigerator body, add the high efficiency of heat transfer, install simple, be not take up box house
Volume.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the free-piston Stirling cooler that this utility model is used；
Fig. 2 is the cold end conduction cooling copper sheathing schematic diagram of free-piston Stirling cooler used by this utility model；
Fig. 3 is heat conduction copper sheathing schematic diagram in free-piston Stirling cooler hot junction used by this utility model；
Fig. 4 is the combination assembling of the free-piston Stirling cooler of this utility model employing, conduction cooling copper sheathing, heat conduction copper sheathing
Schematic diagram；
Fig. 5 is the combination assembling schematic diagram of free-piston Stirling cooler of the present utility model and gravity assisted heat pipe system；
Fig. 6 compression throttling refrigeration of the present utility model system, free-piston Stirling cooler and gravity assisted heat pipe system
Combination assembling schematic diagram；
Fig. 7 is refrigeration system of the present utility model and refrigerator body combination front view；
Fig. 8 is refrigeration system of the present utility model and refrigerator body combination rear view；
Fig. 9 is the external form schematic diagram of this utility model refrigerator；
Figure 10 is the operation principle schematic diagram of many temperature-zone refrigerators of the present utility model.
Detailed description of the invention
For being more fully understood that the technical solution of the utility model, below in conjunction with the accompanying drawings to specific embodiment party of the present utility model
Formula elaborates:
As shown in Figures 1 to 9, many temperature-zone refrigerators that a kind of sterlin refrigerator combines with compression throttling refrigeration, including
Refrigerator body 700, refrigeration system.Refrigerator body 700 includes outcase of refrigerator 706, display screen 707, refrigerator doors 708, heat insulation layer
705.Housing interior volume has cold room 701, is positioned at refrigerator top half, refrigerating chamber 703, is positioned on the right side of refrigerator the latter half,
Temperature-changing chamber 702, is positioned on the left of refrigerator the latter half, and all there is shelf 704 each indoor.Display screen 707 connects controller 800,
Both the temperature in each cool room can have been shown, it is also possible to control running frequency and the free piston stirling system of frequency-changeable compressor 608
The input voltage of cold 100, can effectively control the cryogenic temperature of each indoor.
Refrigeration system includes compression throttling refrigeration system 600 and free-piston Stirling cooler-hot-pipe system 500.Pressure
Contracting throttle refrigeration system 600 includes: frequency-changeable compressor 608, condenser 604, device for drying and filtering 601, capillary tube 607, refrigerating chamber
Liquid trap 606, freezer evaporator 605, cold room liquid trap 603, refrigerator evaporator 602.Frequency-changeable compressor 608 is positioned at ice
Bottom portion, on rear side of refrigerator, there is vent frequency-changeable compressor position, it is simple to be discharged in environment by the heat that compressor produces；Condensation
Device 604 is positioned on the right side of refrigerator, is installed on inside outcase of refrigerator 706, can be delivered in environment by shell by heat；Dry filter
Device 601 is positioned at vaporizer 604 end, vaporizer 604 and capillary tube 607 is connected；Capillary tube 607 other end connects refrigerating chamber
Vaporizer 605, freezer evaporator 605, it is positioned at the right side of refrigerator the latter half, provides cold for refrigerating chamber 703；Freezing
Room vaporizer 605 is connected with refrigerator evaporator 602, and refrigerator evaporator 602 arranges and in refrigerator top half, cold room
701 provide cold；Cold room liquid trap 603 and refrigerating chamber liquid trap 606 lay respectively at refrigerator evaporator 602 and refrigerating chamber steams
Send out device 605 arrival end.
Such as Fig. 4, shown in 5, free-piston Stirling cooler-hot-pipe system 500 is by free-piston Stirling cooler system
System 400 and hot-pipe system are constituted, and free-piston Stirling cooler system 400 includes free-piston Stirling cooler 100, leads
Cold copper sheathing 200, heat conduction copper sheathing 300.Hot-pipe system includes cold end gravity assisted heat pipe, hot junction gravity assisted heat pipe, wherein, cold end gravity assisted heat pipe
Being made up of the first cool side heat pipes 503 and the second cool side heat pipes 504, hot junction gravity assisted heat pipe is by the first hot side heat 501 and the second warm
End heat pipe 502 forms.For making it normally work, the first cool side heat pipes 503 of conduction cooling and the pipeline of the second cool side heat pipes 504 are downward
Tilt 15 ° of angles, the first hot side heat 501 of heat conduction and the downward-sloping 10 ° of angles of pipeline of the second hot side heat 502.Free-piston
Sterlin refrigerator 100 is installed on the center-left position of refrigerator, can conveniently connect the first hot side heat 501 and the second hot side heat
502 and first cool side heat pipes 503 and the second cool side heat pipes 504.The snubber block 101 of refrigeration machine can be fixed on certainly by bolt 102
By on piston Stirling cooler 100 afterbody.
In first hot side heat 501 and the second hot side heat 502, working medium used is R600a, is arranged on refrigerator left surface
Half part, inside outcase of refrigerator 706, lower end connects with first and second heat conduction aperture 301,302 on heat conduction copper sheathing 300 respectively, uses
Dispel the heat in the hot junction 103 for free-piston Stirling cooler 100；Institute in first cool side heat pipes 503 and the second cool side heat pipes 504
Be R170 by working medium, fold be arranged in inside temperature-changing chamber 702, upper end respectively with on conduction cooling copper sheathing first and second conduction cooling aperture
202,203 connect, and are delivered in temperature-changing chamber 702 by the cold that the cold head 104 of free-piston Stirling cooler 100 produces.Lead
Cold copper sheathing 200 and heat conduction copper sheathing 300 are internal the most fluted makes working medium flow wherein phase-change heat-exchange.
As in figure 2 it is shown, conduction cooling copper sheathing 200 is circular copper sheathing, one end perforate is cold with free-piston Stirling cooler 100
104 connect, and scribble heat-conducting silicone grease inside circular copper sheathing and between the cold head 104 of free-piston Stirling cooler 100, circular
It is provided with toroidal cavity 201 in copper sheathing, makes heat-transfer working medium R170 flow abundant heat exchange at toroidal cavity 201；Circular copper sheathing side
Face has two first and second conduction cooling apertures 202,203 connected with toroidal cavity 201.
As it is shown on figure 3, heat conduction copper sheathing 300 is annular copper sheathing, annular copper sheathing inner surface and free-piston Stirling cooler
Scribble heat-conducting silicone grease between the hot junction 103 of 100, be provided with annular groove 303 inside annular copper sheathing, make heat-transfer working medium R600a at ring
Connected in star 303 flows abundant heat exchange；Annular copper sheathing side opening has two first and second heat conduction apertures connected with annular groove 303
301、302。
As shown in Figure 10, in compression throttling refrigeration system 600, working medium becomes high temperature after frequency-changeable compressor 608 compresses
Gases at high pressure, are exported inflow condenser 604 by compressor 608, become cryogenic high pressure liquid after condensing heat release in condenser 604
Body, becomes Low temperature low pressure liquid after capillary tube 607 throttles, and enters freezer evaporator 605 evaporation endothermic, then proceed to into
Enter refrigerator evaporator 602 and absorb heat, provide cold for refrigerating chamber 703 and cold room 701.After evaporation process, working medium becomes
For low temperature low pressure gas, stream enters frequency-changeable compressor 608, completes compression throttling cyclic process.Free-piston Stirling cooler
Cold termination the first cool side heat pipes 503 and the second cool side heat pipes 504, its working medium is R170, in conduction cooling copper sheathing 200 condensation after become
For liquid, flowing downward under gravity, the evaporator section evaporation endothermic in temperature-changing chamber 702 becomes gaseous state, flows then up
Move and return to, in conduction cooling copper sheathing 200, complete cyclic process.Free piston stirling hot junction connects the first hot side heat 501 and the second heat
End heat pipe 502, its working medium is R600a, is evaporated to gas and flows up in heat conduction copper sheathing 300, after condensation segment condensation heat release
Become liquid, flow back to heat conduction copper sheathing 300 under gravity.Display screen 707 connects controller 800, both can show each cool room
Interior temperature, it is also possible to control the running frequency of frequency-changeable compressor 608 and the input electricity of free-piston Stirling cooler 100
Pressure, reaches accurately to control the cryogenic temperature of each indoor.
Claims (5)
1. a temperature-zone refrigerator more than, including refrigerator body (700), refrigeration system, it is characterised in that: described refrigerator body (700)
Being made up of cold room (701), refrigerating chamber (703) and temperature-changing chamber (702), described cold room (701) is positioned on refrigerator body (700)
Half part, described refrigerating chamber (703) and temperature-changing chamber (702) are positioned at refrigerator the latter half；Described refrigeration system is by compression throttling system
Cooling system (600), free-piston Stirling cooler-hot-pipe system (500) are constituted, and described free-piston Stirling cooler-
Hot-pipe system (500) includes free-piston Stirling cooler (100), cold end gravity assisted heat pipe, hot junction gravity assisted heat pipe, conduction cooling copper sheathing
(200) and heat conduction copper sheathing (300), the condensation segment pipeline of described hot junction gravity assisted heat pipe is upwards arranged in outcase of refrigerator (706) left wall
Inside face, described cold end gravity assisted heat pipe evaporator section pipeline is arranged in downwards temperature-changing chamber (702) inner back wall face and left and right wall, institute
State the condensation segment cold head (104) by conduction cooling copper sheathing (200) with free-piston Stirling cooler (100) of cold end gravity assisted heat pipe
Being connected, the evaporator section of described hot junction gravity assisted heat pipe is by heat conduction copper sheathing (300) and free-piston Stirling cooler (100)
Hot junction (103) is connected.
2. according to the many temperature-zone refrigerators described in claims 1, it is characterised in that: described conduction cooling copper sheathing (200) is circular copper
Set, one end perforate is connected with the cold head (104) of free-piston Stirling cooler (100), circle copper sheathing inside and free-piston
Scribble heat-conducting silicone grease between the cold head (104) of sterlin refrigerator (100), be provided with toroidal cavity (201) in circular copper sheathing, make
Heat-transfer working medium R170 flows abundant heat exchange at toroidal cavity (201)；Described circular copper sheathing side have two recessed with annular
The conduction cooling aperture that groove (201) connects.
3. according to the many temperature-zone refrigerators described in claims 1, it is characterised in that: described heat conduction copper sheathing (300) is annular copper sheathing,
Heat-conducting silicone grease, annular copper sheathing is scribbled between annular copper sheathing inner surface and the hot junction (103) of free-piston Stirling cooler (100)
Inside is provided with annular groove (303), makes heat-transfer working medium R600a flow abundant heat exchange at annular groove (303)；Annular copper sheathing side
Have two heat conduction apertures connected with annular groove (303).
4. according to the many temperature-zone refrigerators described in claims 1, it is characterised in that: the cryogenic temperature model of described temperature-changing chamber (702)
Enclosing for-60-10 DEG C, temperature-changing chamber (702) is provided cold by free-piston Stirling cooler；Described free piston stirling freezes
In machine (100) is the monoblock type free-piston Stirling cooler that linear electric motors drive, free-piston Stirling cooler (100)
Working medium used by portion is helium, and free-piston Stirling cooler (100) is installed on the left side central portion of refrigerator, free piston stirling
Refrigeration machine (100) afterbody is fixed with snubber block (101), and snubber block (101) is towards refrigerator body backboard.
5. according to the many temperature-zone refrigerators described in any one of claim 1-4, it is characterised in that: described cold end gravity assisted heat pipe includes
One cool side heat pipes (503) and the second cool side heat pipes (504), the first cool side heat pipes (503) and the second cool side heat pipes (504) respectively with
The first and second conduction cooling aperture (202,203) of conduction cooling copper sheathing (200) side connects, and described cold end gravity assisted heat pipe pipeline is downward-sloping
15 ° of angles, internal working medium used is R170；Described hot junction gravity assisted heat pipe includes the first hot side heat (501) and the second hot side heat
(502), the first hot side heat (501) and the second hot side heat (502) first and second leading with heat conduction copper sheathing (300) side respectively
Hot aperture (301,302) connects, downward-sloping 10 ° of described hot junction gravity assisted heat pipe pipeline, and internal working medium used is R600a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620772644.7U CN205843183U (en) | 2016-07-21 | 2016-07-21 | Many temperature-zone refrigerators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620772644.7U CN205843183U (en) | 2016-07-21 | 2016-07-21 | Many temperature-zone refrigerators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205843183U true CN205843183U (en) | 2016-12-28 |
Family
ID=57625473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620772644.7U Active CN205843183U (en) | 2016-07-21 | 2016-07-21 | Many temperature-zone refrigerators |
Country Status (1)
| Country | Link |
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| CN (1) | CN205843183U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052258A (en) * | 2016-07-21 | 2016-10-26 | 上海理工大学 | Refrigerator having multiple temperature zones |
| CN108036576A (en) * | 2017-12-15 | 2018-05-15 | 陕西仙童科技有限公司 | A kind of refrigeration machine cold guide apparatus of combination pulsating heat pipe |
| WO2020054235A1 (en) * | 2018-09-11 | 2020-03-19 | Ｐｈｃホールディングス株式会社 | Refrigerating device |
| JP2022102397A (en) * | 2020-12-25 | 2022-07-07 | 株式会社レーベン | freezer |
-
2016
- 2016-07-21 CN CN201620772644.7U patent/CN205843183U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052258A (en) * | 2016-07-21 | 2016-10-26 | 上海理工大学 | Refrigerator having multiple temperature zones |
| CN108036576A (en) * | 2017-12-15 | 2018-05-15 | 陕西仙童科技有限公司 | A kind of refrigeration machine cold guide apparatus of combination pulsating heat pipe |
| CN108036576B (en) * | 2017-12-15 | 2024-04-12 | 陕西仙童科技有限公司 | Refrigerator cold-conducting device combined with pulsating heat pipe |
| WO2020054235A1 (en) * | 2018-09-11 | 2020-03-19 | Ｐｈｃホールディングス株式会社 | Refrigerating device |
| JPWO2020054235A1 (en) * | 2018-09-11 | 2021-05-13 | Ｐｈｃホールディングス株式会社 | Refrigerator |
| JP2022102397A (en) * | 2020-12-25 | 2022-07-07 | 株式会社レーベン | freezer |
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Effective date of registration: 20180116 Address after: 710075 Xi'an Hi-tech Zone, Xi'an, Shaanxi Province, No. 21, No. 21, No. sixth, 1 unit 12301 Patentee after: Shaanxi Xinglong Technology Co. Ltd. Address before: 200093 Shanghai military road, Yangpu District, No. 516 Patentee before: University of Shanghai for Science and Technology |
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Effective date of registration: 20180223 Address after: 150016 Heilongjiang city of Harbin province Daoli District Angulinao Street No. 38 unit 2, Room 202 Patentee after: Fang Zhou Address before: 710075 Xi'an Hi-tech Zone, Xi'an, Shaanxi Province, No. 21, No. 21, No. sixth, 1 unit 12301 Patentee before: Shaanxi Xinglong Technology Co. Ltd. |