CN109028703A - A kind of multi-temperature zone refrigerator using function recycling vascular refrigerator - Google Patents
A kind of multi-temperature zone refrigerator using function recycling vascular refrigerator Download PDFInfo
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- CN109028703A CN109028703A CN201810771357.8A CN201810771357A CN109028703A CN 109028703 A CN109028703 A CN 109028703A CN 201810771357 A CN201810771357 A CN 201810771357A CN 109028703 A CN109028703 A CN 109028703A
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- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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- 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
Multi-temperature zone refrigerator according to the present invention using function recycling vascular refrigerator, including refrigerator body refrigerating plant, refrigerator body has the first freezing chamber, second freezing chamber, refrigerating plant includes refrigeration machine portion, conduction cooling portion and control unit, refrigeration machine portion includes the compression unit with compression chamber, two cold finger units and function recovery unit, expansion chamber passes through the first expansion pipeline respectively and is connected with the first hot end heat exchanger, it is connected by the second expansion pipeline with the second hot end heat exchanger, first function reclaiming chamber is connected by the first function recovery pipe with the first right compression conduit, second function reclaiming chamber is connected by the second function recovery pipe with the second right compression conduit, the first solenoid valve is provided in first right compression conduit, second solenoid valve is provided in second right compression conduit, it is respectively used to the working condition of control the first cold finger unit and the second cold finger unit , conduction cooling portion includes the first conduction cooling unit and the second conduction cooling unit, and control unit includes the controller being connected with refrigeration machine portion.
Description
Technical field
The invention belongs to field of household appliances, and in particular to a kind of multi-temperature zone using function recycling vascular refrigerator in conjunction with heat pipe
Refrigerator.
Background technique
With advances in technology with the development in epoch, living standards of the people are continuously improved, and requirement of the people to food be more next
Higher, the freezing function of general refrigerator is gradually unable to satisfy freezing requirement of the people to some food, for example, some seafood compared with
Storage is just able to maintain fresh and tender mouthfeel at a temperature of low, usually requires that reserve temperature at -20 DEG C or less.Other food such as meat
Based food stores at a temperature of lower, more can inhibit the breeding of bacterium and the activity of enzyme, and nutrition loss is less, saves freshness and gets over
It is good, need the memory space of different warm areas thus to store to these food.In addition, medically, low temperature refrigerator can
For the preservation of organ transplant, it to be used for blood cell, the cryo-conservation etc. of biological tissue.
Summary of the invention
In order to meet the needs of people are to different freezing temperature regions, vascular refrigerator is recycled using function the invention proposes a kind of
Multi-temperature zone refrigerator, can satisfy the storage of different articles, and compressor and function recovery system are arranged using opposed mode, are subtracted
Vibration is lacked, refrigerator operation is more stable.
The present invention provides a kind of multi-temperature zone refrigerators using function recycling vascular refrigerator, have the feature that, including
Refrigerator body；And refrigerating plant, it is arranged in refrigerator body, wherein refrigerator body has the first freezing chamber, the second freezing chamber
And thermovent, refrigerating plant include refrigeration machine portion, conduction cooling portion and control unit, refrigeration machine portion includes the compression with compression chamber
Unit, two cold finger units and function recovery unit, the first cold finger unit have heat exchanger, the heat exchange of the first cold end after the first order
Device, the first hot end heat exchanger, the second cold finger unit have heat exchanger, the second cool end heat exchanger, the heat exchange of the second hot end behind the second level
Device, compression chamber are connected, by changing behind the second right compression conduit and the second level with heat exchanger after the first order by the first right compression conduit
Hot device is connected；And function recovery unit, there is function recovery tank, there are two the function being arranged symmetrically recycling to live for setting in function recovery tank
Plug and two fixed pistons being located on the outside of function recycling piston being arranged symmetrically, function recycle piston, fixed piston and function and return
It receives cylinder and respectively constitutes the first function reclaiming chamber and the second function reclaiming chamber, two function recycling pistons and function recovery tank constitute expansion chamber,
Expansion chamber passes through the first expansion pipeline respectively and is connected with the first hot end heat exchanger, is changed by the second expansion pipeline with the second hot end
Hot device is connected, and the first function reclaiming chamber is connected by the first function recovery pipe with the first right compression conduit, and the second function reclaiming chamber is logical
It crosses the second function recovery pipe to be connected with the second right compression conduit, the first solenoid valve, the second compression is provided in the first right compression conduit
It is provided with second solenoid valve on pipeline, is respectively used to the working condition of control the first cold finger unit and the second cold finger unit, conduction cooling
Portion includes the first conduction cooling unit and the second conduction cooling unit, and the first conduction cooling unit includes having more of condensation segment and evaporator section the
One pulsating heat pipe, the condensation segment of the first pulsating heat pipe are connected with the first cool end heat exchanger, and evaporator section is arranged in the first freezing chamber,
Second conduction cooling unit includes more second pulsating heat pipes with condensation segment and evaporator section, the condensation segment of the second pulsating heat pipe and
Two cool end heat exchangers are connected, and evaporator section is arranged in the second freezing chamber, and control unit includes controller, controller and refrigeration machine portion phase
Even, for controlling the folding of the first solenoid valve, second solenoid valve, to control the cryogenic temperature of refrigerator.
In the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator, there can also be such spy
Sign: where refrigeration machine portion further includes the first heat-sink unit and the second heat-sink unit, and the first heat-sink unit includes the first gravity heat
Pipe, the second gravity assisted heat pipe, the first radiating fin, the second radiating fin, the first radiator fan, the second radiator fan, the first gravity
Heat pipe, the second gravity assisted heat pipe evaporator section be connected respectively with heat exchanger after the first order and the first hot end heat exchanger, the first radiating fin
Piece, the second radiating fin are separately positioned on the condensation segment of the first gravity assisted heat pipe, the second gravity assisted heat pipe.
In addition, can also have in this way in the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator
Feature: where the outside of the first radiating fin, the second radiating fin is respectively set in the first radiator fan, the second Hot-air fan, use
In heat dissipation.
In addition, can also have in this way in the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator
Feature: where fill working medium ethane in the first gravity assisted heat pipe, the second gravity assisted heat pipe.
In addition, can also have in this way in the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator
Feature: where the first gravity assisted heat pipe, the second gravity assisted heat pipe are all made of U-shaped gravity assisted heat pipe.
In addition, can also have in this way in the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator
Feature: where the first gravity assisted heat pipe, the second gravity assisted heat pipe quantity be three.
In addition, can also have in this way in the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator
Feature: where the evaporator section of the first pulsating heat pipe is arranged on the wall surface of the first freezing chamber.
In addition, can also have in this way in the multi-temperature zone refrigerator provided by the invention using function recycling vascular refrigerator
Feature: where the contact position of the condensation segment of the first pulsating heat pipe and the first cool end heat exchanger is coated with heat-conducting silicone grease.
The action and effect of invention
Using the multi-temperature zone refrigerator of function recycling vascular refrigerator involved according to the present invention, because compressor is using compression
The opposed arrangement of piston, it is ensured that axial force can obtain maximum balance, be greatly reduced vibration, enhance reliability.
Further, function recovery system is increased, two function recycling piston of function recovery system is equally symmetrical with compressor
Arrangement can also reduce vibration, enhance reliability.
It is possible to further recycle the gas expansion function in vascular, it is used further to compressed gas working medium, while work can also be passed through
The movement of plug adjusts the quality stream of regenerator cold end and the phase difference of pressure, to obtain higher refrigerating efficiency.
Further, the present invention provides an opposed compression Linearkompressor to pressure to two linear type vascular refrigerators
Wave has high-efficient, high reliablity, vibration by the working condition of two linear type vascular refrigerators of open and close control of valve
Low plurality of advantages.
Detailed description of the invention
Fig. 1 is that function recycles vascular refrigerator structural schematic diagram in the embodiment of the present invention；
Fig. 2 is that separate unit vascular refrigerator (left side) working principle of reclaiming type vascular refrigerator in the embodiment of the present invention is shown
It is intended to；And
Fig. 3 is the first conduction cooling unit and the first radiating unit structure schematic diagram in the embodiment of the present invention.
Specific embodiment
It is real below in order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention
Example combination attached drawing is applied to be specifically addressed the multi-temperature zone refrigerator of the invention using function recycling vascular refrigerator.
Embodiment
Multi-temperature zone refrigerator using function recycling vascular refrigerator includes refrigerator body and refrigeration system.
Refrigerator body has the first freezing chamber 401, the second freezing chamber and thermovent.
Refrigeration system includes refrigeration machine portion 100, conduction cooling portion, radiating part and control unit.
Refrigeration machine portion 100 is installed on the top in refrigerator body and being located at cabinet.
As shown in Figure 1, refrigeration machine portion 100 is cold including opposed compression Linearkompressor 201, the first cold finger unit 20, second
Refer to unit 21, function recovery unit 30.
Opposed compression Linearkompressor 201 arranges compression piston using opposed mode, for ensuring the axis of Linearkompressor
Maximum balance is obtained to power, reduces vibration.
Opposed compression Linearkompressor 201 has compression chamber, and one end of right compression conduit 501 is connected to compression chamber, and the other end connects
Logical right compression conduit 502, right compression conduit 501 are connected with right compression conduit 502 in junction A, and linear electric machine passes through compression after being powered
Piston rod drives compression piston movement, after gas working medium is compressed by compression piston, enters cold finger part by compression chamber.
First cold finger unit 20 is identical with 21 size type of the second cold finger unit, is arranged symmetrically.
First cold finger unit 20 includes heat exchanger 301, regenerator 302, cool end heat exchanger 303, arteries and veins after sequentially connected grade
Pipe 304, hot end heat exchanger 305 and expansion pipeline 505.
Second cold finger unit 21 includes heat exchanger 211, regenerator, cool end heat exchanger, vascular, hot end after sequentially connected grade
Heat exchanger 212.
One end of right compression conduit 501 is connected to compression chamber, and the other end is connected to right compression conduit 502, and one end of right compression conduit 502 connects
Heat exchanger 301 after the logical first order, the other end are connected to heat exchanger 211 behind the second level, and solenoid valve 401 is arranged in right compression conduit 502,
Positioned between heat exchanger 301 and junction A, the setting of solenoid valve 403 is located at heat exchanger 211 after grade in right compression conduit 502 after grade
Between the A of junction, it is respectively used to the working condition of control the first cold finger unit 20 and the second cold finger unit 21.In electromagnetic coil
The upper voltage pulse for applying the fixed cycle, a cycle internal valve open and close circulation primary.When load is big, pulsewidth increases, when valve is opened
Between it is long；When load is low, pulsewidth reduces, and valve opening time is short.When power-off, valve is completely closed, and also acts as the effect of electromagnet cut off valve.
Since Linearkompressor provides the pressure wave of alternation, so gas working medium is alternating flow in the entire system
It is dynamic.It is not gas working medium flow direction if the arrow in Fig. 1,2 is sound function flow direction.
As shown in Fig. 2, solenoid valve 403 is closed when solenoid valve 401 is open-minded, wherein valve filled black is in off state,
Nothing is filled with open state.
First cold finger unit 20 work when, the high pressure gas from compression chamber pass through grade after heat exchanger 301, regenerator 302,
Cool end heat exchanger 303 enters vascular 304 with laminar flow, pushes vascular 304 gradually and manages interior gas to hot end movement, makes simultaneously
Compression, overpressure increases along pipe range, and temperature rises, and hot end heat exchanger 305 takes away the heat of gas, manage in gas put
Heat, temperature and pressure is in a slight decrease, due to the reciprocating motion of compressor, gas in vascular 304 again with laminar flow gradually
It elapses and expands to gas source, gas expansion is depressured and obtains low temperature, and hot end heat exchanger 305 is single by expansion pipeline 505 and function recycling
Member 30 is connected.
Function recovery unit 30 includes that 31, two function being arranged symmetrically recycling 104, two function of piston of function recovery tank recycle piston
107, two, bar fixed piston 106, two flat spring 105, function recovery pipe 505 and function recovery pipe 506.
Two function recycling pistons, 104, two function recycling 107, two, piston rod fixed piston 106, two flat springs 105 divide
It is not symmetricly set in function recovery tank 31, the piston area of two function recycling pistons 104 is oppositely arranged, and two flat springs 105 are distinguished
Positioned at the outside of two function recycling pistons 104, two function being connected respectively with two function recycling pistons 104 recycle piston rod 107
Positioned at the outside of two function recycling pistons 104, function recycles 107 one end of piston rod and is connected with function recycling piston 104, the other end and plate
Spring 105 is connected, and two fixed pistons 106 are located between function recycling piston 104 and flat spring 105.
Two function recycling pistons 104 and function recovery tank 31 constitute expansion chamber 101, and function recycles piston 104, fixed piston
106 and function recovery tank 31 constitute function reclaiming chamber 102, fixed piston 106 and function recovery tank 31 constitute back pressure cavity 103.Function recycling
There are two function reclaiming chamber 102 and two back pressure cavities 103 for the tool of portion 30.
One end of function recovery pipe 505 is connected to expansion chamber 101, and the other end is connected to function recovery pipe 506, function recovery pipe
505 are connected with function recovery pipe 506 in junction B.One end of function recovery pipe 506 is connected to hot end heat exchanger 305, the other end
Be connected to hot end heat exchanger 212, solenoid valve 402 is arranged in function recovery pipe 506, be located at hot end heat exchanger 305 and junction B it
Between, solenoid valve 404 is arranged in function recovery pipe 506, between hot end heat exchanger 212 and junction B, is respectively used to control
The sound function that first cold finger unit 20 and the second cold finger unit 21 enter expansion chamber 101 flows.
Two function reclaiming chambers 102 are connected by function recovery pipe 503, function recovery pipe 504 with right compression conduit 502 respectively
Logical, the junction of function recovery pipe 503 and right compression conduit 502 is between the first solenoid valve 401 and junction A, function recovery tube
Road 504 and the junction of right compression conduit 502 are between second solenoid valve 403 and junction A.
Function recovery unit 30 is returned using the structure of two function recycling opposed arrangements of piston 104 compared to a function is only arranged
Accept orders for repairs or processing plug 104, advantage first is that can the vibration that generates of effective dummy piston movement, second is that can effectively reduce each function
The amplitude of piston 104 is recycled, so that 105 deformation of flat spring reduce, facilitates the stress for reducing flat spring 105, guarantees
The operation of 105 long-life of flat spring.Meanwhile the structure of two function recycling opposed arrangements of piston 104 can also generate two function reclaiming chambers
102, so that function recovering effect is more preferable.
Conduction cooling portion includes the first conduction cooling unit and the second conduction cooling unit.First conduction cooling unit and 20 phase of the first cold finger unit
Even, it is arranged in the first freezing chamber 401, the second conduction cooling unit is connected with the second cold finger unit 21, is arranged in the second freezing chamber.
First conduction cooling unit includes the first pulsating heat pipe 201 and the first temperature sensor 202, as shown in figure 3, pulsating heat pipe
201 condensation segment and cool end heat exchanger 303 is in close contact, and contact position is coated with heat-conducting silicone grease, and evaporator section is arranged in the first freezing chamber
On 401 wall surface, when work, the evaporator section of pulsating heat pipe 201 absorbs heat, and gas temperature decline in temperature-changing chamber 401, working medium is inhaled
Heat generates bubble, and expansion and boosting, push working medium to flow to condensation segment rapidly, and in condensation segment heat release, bubble cooling meat simultaneously ruptures,
Pressure decline, due between both ends there are there are pressure imbalances between pressure difference and adjacent pipe so that working medium is in evaporator section
Flowing is shaken between condensation segment, to realize that cooling capacity is transmitted.In embodiment, working medium R134a is filled in pulsating heat pipe 201, is pulsed
Heat pipe internal diameter is 1.8mm.
Temperature sensor 202 is arranged in the first freezing chamber 401.
Second conduction cooling unit is identical as the structure type of the first conduction cooling unit, and the cold finger unit that only pulsating heat pipe connects is not
Together, the second temperature sensor of the second conduction cooling unit is arranged in the second freezing chamber.
Radiating part includes the first heat-sink unit and the second heat-sink unit.First heat-sink unit and 20 phase of the first cold finger unit
Even, the second heat-sink unit is connected with the second cold finger unit 21.
As shown in figure 3, the first heat-sink unit includes the first gravity assisted heat pipe 108, the second gravity assisted heat pipe 112, the first radiating fin
Piece 109, the second radiating fin 111, the first radiator fan 110, the second radiator fan 113.
Working medium ethane, the first gravity assisted heat pipe 108, the second weight are filled in first gravity assisted heat pipe 108, the second gravity assisted heat pipe 112
Power heat pipe 112 all has evaporator section and condensation segment, the first gravity assisted heat pipe 108, the second gravity assisted heat pipe 112 evaporator section respectively with grade
Heat exchanger 103 is connected with hot end heat exchanger 107 afterwards, and junction is coated with heat conductive silica gel.First gravity assisted heat pipe 109, the second gravity heat
Quantity, caliber and the type of pipe 112 can be selected according to actual heat exchange amount.In embodiment, the first gravity assisted heat pipe 108 is adopted
With U-shaped gravity assisted heat pipe, quantity is three, internal diameter 2mm, and the second gravity assisted heat pipe 112 equally uses U-shaped gravity assisted heat pipe, and quantity is
Three, internal diameter 3mm.
First radiating fin 109, the second radiating fin 111 are separately positioned on the first gravity assisted heat pipe 108, the second gravity assisted heat pipe
On 112 condensation segment.The first radiator fan 110, the second radiator fan 113 and radiating fin are respectively arranged with outside radiating fin
Piece is for convection heat dissipation.
When work, heat exchanger 103 and hot end heat exchange after the first gravity assisted heat pipe 108, the second gravity assisted heat pipe 112 difference absorption level
Heat in device 107, intraductal working medium vaporization generates steam flow condensation segment release thermogravimetric and newly condenses into liquid, then returns by gravity
Flow to evaporator section and pass to the first radiating fin 109 of condensation segment, the second radiating fin 111, by the first radiator fan 110,
Second radiator fan 113 carries out forced convertion heat dissipation with radiating fin, and final heat is discharged by thermovent.
Second heat-sink unit is identical as the structure type of the first heat-sink unit, and the cold finger unit only connected is different.
Control unit includes controller, and controller is connected with refrigeration machine portion 100, for control associated solenoid valve folding and
The working condition of refrigeration machine, the first temperature sensor 202, second temperature sensor are connected respectively for measuring first with controller
Freezing chamber 401, the second freezing chamber room temperature.Controller also acts as the effect of control Linearkompressor input voltage, with accurate
Control cryogenic temperature.
Use the multi-temperature zone refrigeration for refrigerator process of function recycling vascular refrigerator.
The Linearkompressor 201 of opposed compression provides pressure wave, generates the pressure wave of near sinusoidal, high pressure gas passes through grade
Heat exchanger 301 afterwards, regenerator 302, cool end heat exchanger 303, the heat that compression process generates are transferred to room by heat exchanger 301 after grade
External environment.Subsequent gas enters vascular 304 with laminar flow, and the gas in pipe is squeezed to hot end, and temperature increases, hot end heat exchange
Device 305 takes away heat, and the temperature and pressure of gas is in a slight decrease in vascular 304, when the pressure in 201 exit of Linearkompressor
When for minimum pressure, gas expansion in vascular 304 and obtain low temperature, cooling capacity is exported by cool end heat exchanger 303.It is changed with hot end
What hot device 305 was connected is function recoverer 30, still has certain acting ability by the gas of hot end heat exchanger 305, into function
104 expansion work of piston is recycled to function after the compression chamber 101 of recoverer 30, the gas in function reclaiming chamber 102 passes through after being compressed
Function recovery tube 503 or function recovery tube 504 enter the right compression conduit 502 of compressor, play the effect of auxiliary compression.
As shown in Fig. 2, when cooling load reduces, it is only necessary to, can will be electric when linear type vascular refrigerator (left side) working medium
Magnet valve 403 and solenoid valve 404 simultaneously close off, and the path of sound function circulation is as shown in Figure 2 at this time.Gas working medium only can be in a vascular
Circulation in refrigeration machine and function recovery system is working although only having a vascular refrigerator at this time, and the two of function recoverer 30
A function reclaiming chamber 102 in recycling sound function, the sound function of recycling respectively by corresponding two function recovery tubes 503 and function recovery tube 504 into
Enter right compression conduit 502, plays the effect of auxiliary compression.
Equally, it is only necessary to, can be same by solenoid valve 401 and solenoid valve 402 when linear type vascular refrigerator (right side) working medium
When close, two function reclaiming chambers 102 are in recycling sound function.
It is worth noting that, in order to avoid gas in whole system sinuous flow, it is necessary to assure it is some once:
1, solenoid valve 401, solenoid valve 402 are necessary for same and open same close.Solenoid valve 403 and solenoid valve 404 are necessary for same with opening
It closes.The opening/closing time needs of solenoid valve mutually stagger, and another two solenoid valve is to close in the open state at two solenoid valves
State, that is to say, that remain that Linearkompressor driving separate unit sterlin refrigerator works, guarantee at Linearkompressor
Reach best match in best operating point, and with sterlin refrigerator.
2, solenoid valve 401 and solenoid valve 403 must be placed in right compression conduit 502, and must be located at junction A with
After grade between heat exchanger, the phenomenon that otherwise will appear gas turbulence.
Two vascular refrigerators of the invention share a set of function recovery unit 30, keep machine system simpler compact, and
And the empty volume of whole system is effectively reduced, be conducive to the promotion of refrigeration performance.
Further, either two vascular refrigerators work at the same time still a wherein job, function recovery unit 30
Two function reclaiming chambers 102 are in recycling sound function, so that function recovery efficiency is higher.
The action and effect of embodiment
Using the multi-temperature zone refrigerator of function recycling vascular refrigerator according to involved in the present embodiment, because compressor is using pressure
The opposed arrangement of contracting piston, it is ensured that axial force can obtain maximum balance, be greatly reduced vibration, enhance reliability.
Further, function recovery system is increased, two function recycling piston of function recovery system is equally symmetrical with compressor
Arrangement can also reduce vibration, enhance reliability.
It is possible to further recycle the gas expansion function in vascular, it is used further to compressed gas working medium, while work can also be passed through
The movement of plug adjusts the quality stream of regenerator cold end and the phase difference of pressure, to obtain higher refrigerating efficiency.
Further, the present embodiment provides an opposed compression Linearkompressor to pressure to two linear type vascular refrigerators
Reeb has high-efficient, high reliablity, vibration by the working condition of two linear type vascular refrigerators of open and close control of valve
Move low plurality of advantages.
Above embodiment is preferred case of the invention, the protection scope being not intended to limit the invention.
Claims (8)
1. a kind of multi-temperature zone refrigerator using function recycling vascular refrigerator characterized by comprising
Refrigerator body；And
Refrigerating plant is arranged in the refrigerator body,
Wherein, the refrigerator body has the first freezing chamber, the second freezing chamber and thermovent,
The refrigerating plant includes refrigeration machine portion, conduction cooling portion and control unit,
The refrigeration machine portion includes the compression unit with compression chamber, two cold finger units and function recovery unit,
First cold finger unit has heat exchanger, the first cool end heat exchanger, the first hot end heat exchanger after the first order, the second cold finger unit
With heat exchanger, the second cool end heat exchanger, the second hot end heat exchanger behind the second level, the compression chamber by the first right compression conduit with
Heat exchanger is connected, is connected by the second right compression conduit with heat exchanger behind the second level after the first order；And
Function recovery unit has function recovery tank, in the function recovery tank setting there are two the function being arranged symmetrically recycling piston and
Two fixed pistons being located on the outside of function recycling piston being arranged symmetrically,
The function recycling piston, the fixed piston and the function recovery tank respectively constitute the first function reclaiming chamber and the second function time
Chamber is received,
Two function recycling pistons and the function recovery tank constitute expansion chamber,
The expansion chamber passes through the first expansion pipeline respectively and is connected with first hot end heat exchanger, by the second expansion pipeline
It is connected with second hot end heat exchanger,
The first function reclaiming chamber is connected by the first function recovery pipe with first right compression conduit, the second function recycling
Chamber is connected by the second function recovery pipe with second right compression conduit,
It is provided with the first solenoid valve in first right compression conduit, is provided with second solenoid valve in second right compression conduit, point
The working condition of the first cold finger unit and the second cold finger unit Yong Yu not be controlled,
The conduction cooling portion includes the first conduction cooling unit and the second conduction cooling unit,
The first conduction cooling unit includes more first pulsating heat pipes with condensation segment and evaporator section, first pulsating heat pipe
Condensation segment be connected with first cool end heat exchanger, the evaporator section is arranged in first freezing chamber,
The second conduction cooling unit includes more second pulsating heat pipes with condensation segment and evaporator section, second pulsating heat pipe
Condensation segment be connected with second cool end heat exchanger, the evaporator section is arranged in second freezing chamber,
The control unit includes controller, and the controller is connected with refrigeration machine portion, for controlling first solenoid valve, described
The folding of second solenoid valve, to control the cryogenic temperature of refrigerator.
2. the multi-temperature zone refrigerator according to claim 1 using function recycling vascular refrigerator, it is characterised in that:
Wherein, the refrigeration machine portion further includes the first heat-sink unit and the second heat-sink unit,
First heat-sink unit include the first gravity assisted heat pipe, the second gravity assisted heat pipe, the first radiating fin, the second radiating fin,
First radiator fan, the second radiator fan,
First gravity assisted heat pipe, second gravity assisted heat pipe evaporator section respectively with heat exchanger after the first order and described
One hot end heat exchanger is connected,
First radiating fin, second radiating fin are separately positioned on first gravity assisted heat pipe, second gravity
On the condensation segment of heat pipe.
3. the multi-temperature zone refrigerator according to claim 2 using function recycling vascular refrigerator, it is characterised in that:
Wherein, first radiator fan, second radiator fan be respectively set first radiating fin, it is described second dissipate
The outside of hot fin, for radiating.
4. the multi-temperature zone refrigerator according to claim 2 using function recycling vascular refrigerator, it is characterised in that:
Wherein, first gravity assisted heat pipe, fill working medium ethane in second gravity assisted heat pipe.
5. the multi-temperature zone refrigerator according to claim 2 using function recycling vascular refrigerator, it is characterised in that:
Wherein, first gravity assisted heat pipe, second gravity assisted heat pipe are all made of U-shaped gravity assisted heat pipe.
6. the multi-temperature zone refrigerator according to claim 2 using function recycling vascular refrigerator, it is characterised in that:
Wherein, first gravity assisted heat pipe, second gravity assisted heat pipe quantity be three.
7. the refrigerator according to claim 1 using opposed type function recycling vascular refrigerator without friction, it is characterised in that:
Wherein, the evaporator section of first pulsating heat pipe is arranged on the wall surface of first freezing chamber.
8. the multi-temperature zone refrigerator according to claim 1 using function recycling vascular refrigerator, it is characterised in that:
Wherein, the contact position of the condensation segment of first pulsating heat pipe and first cool end heat exchanger is coated with heat-conducting silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771357.8A CN109028703A (en) | 2018-07-13 | 2018-07-13 | A kind of multi-temperature zone refrigerator using function recycling vascular refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771357.8A CN109028703A (en) | 2018-07-13 | 2018-07-13 | A kind of multi-temperature zone refrigerator using function recycling vascular refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109028703A true CN109028703A (en) | 2018-12-18 |
Family
ID=64642704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810771357.8A Pending CN109028703A (en) | 2018-07-13 | 2018-07-13 | A kind of multi-temperature zone refrigerator using function recycling vascular refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109028703A (en) |
-
2018
- 2018-07-13 CN CN201810771357.8A patent/CN109028703A/en active Pending
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Application publication date: 20181218 |