CN108223841A - Room-temperature magnetic refrigerator cartridge type reversal valve and its refrigerating method - Google Patents
Room-temperature magnetic refrigerator cartridge type reversal valve and its refrigerating method Download PDFInfo
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- CN108223841A CN108223841A CN201711235355.9A CN201711235355A CN108223841A CN 108223841 A CN108223841 A CN 108223841A CN 201711235355 A CN201711235355 A CN 201711235355A CN 108223841 A CN108223841 A CN 108223841A
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- protrusion
- valve
- inner core
- reversal valve
- rotary inner
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/12—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit with one plug turning in another
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
- F16K11/16—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane
- F16K11/163—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane only turns
- F16K11/165—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane only turns with the rotating spindles parallel to the closure members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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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
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
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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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/26—Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing valves
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a kind of room-temperature magnetic refrigerator cartridge type reversal valve, including stationary sleeve, rotary inner core, gear, clamp spring and valve；Rotary inner core is sleeved in stationary sleeve, and for being turned on or off valve, stationary sleeve is stretched out at the both ends of rotary inner core, and gear and clamp spring are separately positioned on the both ends of rotary inner core, and positioned at the outside of stationary sleeve；Valve is arranged on the outer wall of stationary sleeve, is provided with switching mechanism, switching mechanism is for periodically opening and closing valve.The invention also discloses a kind of room-temperature magnetic refrigerator refrigerating methods of cartridge type reversal valve.The present invention is meeting the commutation of cold accumulator internal heat fluid, on the basis of the requirements such as heat transfer zone is detached with non-heat transfer zone, can effectively reduce system extra power consumption, improve efficiency of refrigerator.
Description
Technical field
The present invention relates to a kind of New trunk reversal valves, specifically, are related to a kind of room-temperature magnetic refrigerator cartridge type reversal valve
And its refrigerating method.
Background technology
Refrigeration Technique is widely used in the every field such as daily life and industry, agricultural.Refrigeration industry energy consumption is huge
Greatly, the vapor compression refrigeration technology used at present such as consumes energy there are some, and big, efficiency is low, discharge gas destroys atmospheric ozone
Layer causes the shortcomings of greenhouse effects.Refrigeration industry is energy consumption, heavy polluter, is to need one of project of energy-saving and emission-reduction.Therefore, it grinds
Energy consumption that send out a kind of novel is low, free of contamination Refrigeration Technique is the problem of current refrigeration circle is in the urgent need to address.
Magnetic refrigeration with traditional vapor compression refrigeration technology compared with have it is efficient, energy consumption low, advantages of environment protection and
It is paid close attention to by people, the cycle efficieny of magnetic refrigeration can be up to 50%, and raw material used, circulatory mediator do not pollute, and are
A kind of more satisfactory Refrigeration Technique.In recent years, energy-saving and emission-reduction are all being paid attention in countries in the world, and magnetic refrigeration is exactly energy-saving and emission-reduction item
Mesh, thus countries in the world, particularly American-European-Japanese great attention for waiting states are caused, there is more than 20 country carrying out this respect
R＆D work.
Western Thermal Power Engineering research institute of Switzerland's applicating technology university Sari of Switzerland et al. proposes a kind of improved AMR (Active
Magnetic Regeneration) cycle can realize the big temperature difference of hot and cold side.Astronics Corp's development and design goes out COP
The high-power room-temperature magnetic refrigerator of (Coefficient of Performance) not less than 2.Central Japan power operation is multistage
Magnetic working medium has reached the refrigerating capacity of multikilowatt, and COP reaches 6 even higher, maximum refrigeration work consumption 1.4kW, maximum temperature variation
21K.Countries in the world increase the hot and cold side temperature difference and magnetic refrigeration working substance all in the Innovation Input for increasing room temperature magnetic refrigerating technology at present
Various shapesization have a good progress, improving refrigeration work consumption, with COP to be also always that countries in the world scholar is consistent pursue
Target.Be conducive to this technology to the extensive concern of magnetic refrigeration to stride forward to functionization as soon as possible, magnetic Refrigeration Technique is promoted to take the lead in
Certain fields are applied.
Invention content
Technical problem solved by the invention is to provide a kind of room-temperature magnetic refrigerator cartridge type reversal valve and its refrigerating method,
It detaches with non-heat transfer zone in the commutation that meets cold accumulator internal heat fluid, heat transfer zone etc. and effectively to subtract on the basis of requirements
Few system extra power consumption, improves efficiency of refrigerator.
Technical solution is as follows：
A kind of room-temperature magnetic refrigerator cartridge type reversal valve, including stationary sleeve, rotary inner core, gear, clamp spring and valve；
Rotary inner core is sleeved in stationary sleeve, and for being turned on or off valve, stationary sleeve, gear are stretched out in the both ends of rotary inner core
The both ends of rotary inner core are separately positioned on clamp spring, and positioned at the outside of stationary sleeve；Valve is arranged on the outer wall of stationary sleeve
On, switching mechanism is provided with, switching mechanism is for periodically opening and closing valve.
Further：Rotary inner core has card slot in end set, and clamp spring is mounted in card slot.
Further：Gear is provided with the first keyway in axis hole, and rotary inner core has a baffle in end set, sidespin in baffle
Turn to be provided with the second keyway on the outer wall of inner core, gear set on the rotary inner core on the inside of baffle, key be fixed on the first keyway and
In second keyway.
Further：Rotary inner core is provided with protrusion, and raised position is corresponding with the position of valve, protrusion for jack up or
Person falls switching mechanism, realizes the function that is turned on or off of valve, and raised jack-up angle is changed by refrigeration machine heat transfer zone with non-
Hot-zone angle-determining.
Further：Protrusion includes the first protrusion, the second protrusion, third protrusion, the 4th protrusion, the 5th protrusion, the first protrusion
Positioned at end position, the second protrusion, third protrusion, the 4th protrusion, the 5th protrusion are located between the first protrusion and baffle.
Further：The shape of first protrusion is to be provided with the circle of symmetrical openings, the second protrusion, third protrusion, it is the 4th raised,
The structure of 5th protrusion includes the body of rod and end.
Further：Switching mechanism includes upper valve body, lower valve body, spring, valve pocket；The one end open of valve pocket, other end connection
Upper valve body, upper valve body are provided with water outlet；Lower valve body, spring are mounted in valve pocket, and spring one end is connected in lower valve body, another
End is stretched out outside valve pocket；Lower valve body is provided with water inlet.
A kind of refrigerating method of room-temperature magnetic refrigerator cartridge type reversal valve, including：
During refrigerator operation, when rotary inner core is in the first heat transfer zone, heat exchanging fluid is flowed through low by reversal valve
Regenerator cools down in magnetic field, flows through the heat exchanger of cold end later and absorbs heat from cold end, by regenerator in highfield into
One step heats up, and is discharged into the heat exchanger in hot junction by reversal valve later, and the heat exchanger exit in hot junction is connected with pump；
When reversal valve turns to the first non-heat transfer zone by the first heat transfer zone, heat exchanging fluid is direct by reversal valve by pumping at this time
Sink or hot end heat exchanger are discharged into, without regenerator；
When rotary inner core is rotated further to the second heat transfer zone, heat exchanging fluid by pump via reversal valve with the first heat transfer zone
Heat exchanging fluid stream by regenerator in regenerator, the heat exchanger of cold end, highfield, is arranged in the opposite direction eventually by reversal valve
Enter the heat exchanger in hot junction, so far, AMR is effectively formed in regenerator in a cycle period, reaches refrigeration purpose.
Preferably：When reversal valve turns to the second non-heat transfer zone by the second heat transfer zone, it is directly discharged by pumping by reversal valve
Sink or the heat exchanger in hot junction, without regenerator.
Preferably：Heat exchanging fluid is water, alcohol, ethylene glycol or sodium hydroxide solution.
Compared with prior art, the technology of the present invention effect includes：
The present invention meet the commutation of cold accumulator internal heat fluid, the requirements such as heat transfer zone is detached with non-heat transfer zone
On the basis of effectively reduce system extra power consumption, improve efficiency of refrigerator.
The present invention can realize the commutation of heat exchanging fluid in refrigerator system, and AMR (Anisotropy are formed in regenerator
Of magnetoresistance, magnetic resistance) to complete to freeze, while reduce valve body extra power consumption itself and occupied space；It can
Realize the commutation of heat exchanging fluid in cold accumulator, the separation of heat transfer zone and non-heat transfer zone；Refrigeration machine pipeline system can be reduced
System is taken up space, and makes that complete machine structure is compacter, beautiful, noise is lower.
The present invention on the basis of relevant art requirement is met, can effectively solve the problem that reversal valve high energy consumption, volume it is big and
The problems such as being opened and closed noise, makes refrigeration machine structure compacter, beautiful, more efficient.
Description of the drawings
Fig. 1 is the structure diagram of room-temperature magnetic refrigerator cartridge type reversal valve in the present invention；
Fig. 2 is the structure diagram of switching mechanism in the present invention；
Fig. 3 is the structure diagram of rotary inner core in the present invention；
Fig. 4 is that room-temperature magnetic refrigerator cartridge type reversal valve uses shape in combined type room-temperature magnetic refrigerator system in the present invention
State figure；
Fig. 5 is the heat transfer zone and non-heat transfer zone angle figure formed when refrigeration machine field system inner magnet rotates in the present invention；
Fig. 6 is schematic diagram when rotary inner core is rotated to the first heat transfer zone in the present invention；
Fig. 7 is schematic diagram when rotary inner core is rotated to the first non-heat transfer zone in the present invention；
Fig. 8 is schematic diagram when rotary inner core is rotated to the second heat transfer zone in the present invention；
Fig. 9 is schematic diagram when rotary inner core is rotated to the second non-heat transfer zone in the present invention.
Specific embodiment
It elaborates below with reference to example embodiment to technical solution of the present invention.However, example embodiment can
Implement in a variety of forms, and be not understood as limited to embodiment set forth herein；On the contrary, it theses embodiments are provided so that
The design of example embodiment more comprehensively and completely, and is comprehensively communicated to those skilled in the art by the present invention.
As shown in Figure 1, it is the structure diagram of room-temperature magnetic refrigerator cartridge type reversal valve in the present invention.
Room-temperature magnetic refrigerator with cartridge type reversal valve (abbreviation reversal valve), including：Stationary sleeve 1, rotary inner core 2, gear 3,
Clamp spring 4 and valve 5.Rotary inner core 2 is sleeved in stationary sleeve 1, for being turned on or off valve 5, the two of rotary inner core 2
Stationary sleeve 1 is stretched out at end, and gear 3 and clamp spring 4 are separately positioned on the both ends of rotary inner core 2, and positioned at the outside of stationary sleeve 1；
Valve 5 is arranged on the outer wall of stationary sleeve 1, is arranged in a linear, and valve 5 is provided with switching mechanism, and switching mechanism is in rotation
Core 2 drives periodical unlatching/closing, and 5 connection rubber tube of valve is passed in and out for heat exchanging fluid.
Rotary inner core 2 has card slot in end set, and clamp spring 4 is mounted in card slot.Gear 3 is provided with the first key in axis hole
Slot, rotary inner core 2 have baffle 21 in end set, the second keyway, gear 3 are provided on 2 outer wall of rotary inner core of 21 inside of baffle
It is sleeved on the rotary inner core 2 of 21 inside of baffle, key is fixed in the first keyway and the second keyway.
Reversal valve is made of suitable material Precision Machining, such as stainless steel, copper, engineering plastics, ceramics etc., these materials
Material can realize preferable sealing effect while body strength is ensured.
As shown in Fig. 2, it is the structure diagram of switching mechanism in the present invention.
The structure of switching mechanism includes：Upper valve body 51, lower valve body 52, spring 53, valve pocket 54.The one end open of valve pocket 54,
The other end connects upper valve body 51, and upper valve body is provided with water outlet 55；Lower valve body 52, spring 53 are mounted in valve pocket 54, spring 53
One end is connected in lower valve body 52, and the other end is stretched out outside valve pocket 54；Lower valve body 52 is provided with water inlet, water inlet and water outlet
55 are staggered, not on the same line.
The rotary motion under the drive of gear 3 of rotary inner core 2, the lower end of spring 53 are against in protrusion, and protrusion does periodicity
Rotary motion drives lower valve body 52 to move back and forth up and down so that the periodically opening and closing of water outlet 55.5 groups of valves are shared on rotary inner core 2
Door 5 and switching mechanism, arrangement differs a certain phase, under the drive of gear 3, switching mechanism opened by setting phase cycling or
Close valve 5.
As shown in figure 3, it is the structure diagram of rotary inner core 2 in the present invention.
Rotary inner core 2 is provided with multiple protrusions, and the position of multiple protrusions corresponds respectively to multiple valves 5, and protrusion is used to beat
It opens or closure valve 5.
In this preferred embodiment, 5 valves 5 and 5 protrusions are provided with (including the first protrusion 22, the second protrusion 23, third
Raised 24, the 4th protrusion 25, the 5th protrusion 26), 5 valves 5 correspond to 5 protrusions, and protrusion can jack up and fall opening for valve 5
Shutting mechanism reaches the opening and closing function of valve 5.
First protrusion 22 is located at end position, the second protrusion 23, third protrusion 34, the 25, the 5th protrusion 26 of the 4th protrusion
Between the first protrusion 22 and baffle 21.The shape of first protrusion 22 is to be provided with the circle of symmetrical openings, the second protrusion 23, third
Raised 34, the 4th protrusion 25, the structure of the 5th protrusion 26 include the body of rod and end.First protrusion 22 be located at end position, second
Protrusion 23, third protrusion 34, the 4th protrusion 25, the jack-up angle of the 5th protrusion 26 can be different, opened in different time different
Valve 5 jacks up angle by refrigeration machine heat transfer zone and non-heat transfer zone angle-determining.
Gear 3 drives rotary inner core 2 to rotate, effectively reduces refrigeration machine extra power consumption, improve system by motor passing power
Cold efficiency, the rotation angle of rotary inner core 2 is synchronous with the rotation of speed and inner magnet holding, is controlled by existing control system is unified
System.Clamp spring 4 can prevent that axially opposing movement occurs between rotary inner core 2 and stationary sleeve 1, ensure rotary inner core 2 and other component
Globality during relative rotation.
As shown in figure 4, be in the present invention room-temperature magnetic refrigerator cartridge type reversal valve in combined type room-temperature magnetic refrigerator system
Usage state diagram.
Valve 5 is passed in and out by connecing rubber tube for heat exchanging fluid, and 5 valves 5 are respectively communicated with or disconnect such as lower component：Cold-storage
Device 6 and radiator 7, regenerator 6 and radiator 7, regenerator 6 and pump 8, regenerator 6 and pump 8, sink 9 and pump 8.
As shown in figure 5, it is the heat transfer zone and non-heat transfer zone formed when refrigeration machine field system inner magnet rotates in the present invention
Angle figure.
Inner magnet is rotated by 360 ° an i.e. complete cycle, and including two heat transfer zones and two non-heat transfer zones, heat transfer zone is in
Near maximum or minimum-B configuration, respective angle is obtained by experimental study, can be promoted by the adjustment of angle and rotating speed
The performance parameter of refrigeration machine.
There is the protrusion of different angle in the position that rotary inner core 2 corresponds to each valve 5, can jack up and fall opening for valve 5
Shutting mechanism reaches the opening and closing function of valve 5, and raised angular dimension is by refrigeration machine heat transfer zone and non-heat transfer zone angle-determining.For
Ensure heat exchanging fluid each moment flow through internal system path it is unique, it is contemplated that the influence of 5 switching mechanism of valve needs pair
Protrusion angle is finely tuned accordingly, while is detached by the cold fluid and hot fluid of reversal valve, effectively realizes heat exchange.
As shown in fig. 6, it is schematic diagram when rotary inner core 2 is rotated to the first heat transfer zone in the present invention；As shown in fig. 7, it is
Schematic diagram when rotary inner core 2 is rotated to the first non-heat transfer zone in the present invention；As shown in figure 8, it is that rotary inner core 2 revolves in the present invention
Go to schematic diagram during the second heat transfer zone；As shown in figure 9, when being that rotary inner core 2 is rotated to the second non-heat transfer zone in the present invention
Schematic diagram.
Heat exchanging fluid is water, alcohol, ethylene glycol or sodium hydroxide solution.
During refrigerator operation, when rotary inner core 2 is in the first heat transfer zone, heat exchanging fluid is flowed through low by reversal valve
Regenerator 6 cools down in magnetic field, and the heat exchanger 7 for flowing through cold end later absorbs heat from cold end, passes through regenerator in highfield 6
It further heats up, is discharged into the heat exchanger 7 in hot junction by reversal valve later, the outlet of heat exchanger 7 in hot junction is connected with pump 8.
When reversal valve turns to the first non-heat transfer zone by the first heat transfer zone, heat exchanging fluid is straight by reversal valve by pump 8 at this time
Run in into sink 9 or hot end heat exchanger, without regenerator 6.
When rotary inner core 2 is rotated further to the second heat transfer zone, heat exchanging fluid by pump 8 via reversal valve with first heat exchange
Area's heat exchanging fluid stream is in the opposite direction by regenerator 6, the heat exchanger 7 of cold end, regenerator 6 in highfield, eventually by changing
The heat exchanger 7 in hot junction is discharged into valve, so far, AMR (Active are effectively formed in regenerator in a cycle period
Magnetic Regeneration), reach refrigeration purpose.
When reversal valve turns to the second non-heat transfer zone by the second heat transfer zone, heat exchanging fluid liquid form non-is changed with first at this time
Hot-zone is similar, sink 9 or the heat exchanger 7 in hot junction is directly discharged by reversal valve by pump 8, without regenerator 6.
AMR Cool Storage Technologies are used since combined type room-temperature magnetic refrigerator is refrigeration bed so that refrigeration system is changed first, second
Hot-zone will realize the flow direction conversion of heat exchanging fluid.It constantly repeats the above process and is realizing two heat transfer zone heat exchanging fluids of refrigeration machine
Commutation and heat transfer zone reach refrigeration purpose while separation with non-heat transfer zone.
Term used herein is explanation and term exemplary, and not restrictive.Since the present invention can be with a variety of
Form be embodied without departing from invention spirit or essence, it should therefore be appreciated that above-described embodiment be not limited to it is any aforementioned
Details, and should widely being explained in the spirit and scope that appended claims are limited, thus fall into claim or its etc.
Whole variations and remodeling in the range of effect all should be appended claims and covered.
Claims (10)
1. a kind of room-temperature magnetic refrigerator cartridge type reversal valve, it is characterised in that：Including stationary sleeve, rotary inner core, gear, clamp spring
And valve；Rotary inner core is sleeved in stationary sleeve, and for being turned on or off valve, the both ends stretching of rotary inner core is static
Sleeve, gear and clamp spring are separately positioned on the both ends of rotary inner core, and positioned at the outside of stationary sleeve；Valve is arranged on static set
On the outer wall of cylinder, switching mechanism is provided with, switching mechanism is for periodically opening and closing valve.
2. room-temperature magnetic refrigerator as described in claim 1 cartridge type reversal valve, it is characterised in that：Rotary inner core has in end set
Card slot, clamp spring are mounted in card slot.
3. room-temperature magnetic refrigerator as described in claim 1 cartridge type reversal valve, it is characterised in that：Gear is provided in axis hole
One keyway, rotary inner core have baffle in end set, the second keyway, gear set are provided on the outer wall of baffle inside rotary inner core
On the rotary inner core on the inside of baffle, key is fixed in the first keyway and the second keyway.
4. room-temperature magnetic refrigerator as described in claim 1 cartridge type reversal valve, it is characterised in that：Rotary inner core is provided with protrusion,
Protrusion position it is corresponding with the position of valve, protrusion for jack up either fall switching mechanism realize valve unlatching or
Closing function, raised jack-up angle is by refrigeration machine heat transfer zone and non-heat transfer zone angle-determining.
5. room-temperature magnetic refrigerator as claimed in claim 4 cartridge type reversal valve, it is characterised in that：Protrusion includes the first protrusion, the
Two protrusions, third protrusion, the 4th protrusion, the 5th protrusion, the first protrusion are located at end position, the second protrusion, third protrusion, the 4th
Protrusion, the 5th protrusion are located between the first protrusion and baffle.
6. room-temperature magnetic refrigerator as claimed in claim 5 cartridge type reversal valve, it is characterised in that：The shape of first protrusion is is provided with
The circle of symmetrical openings, the second protrusion, third protrusion, the 4th protrusion, the structure of the 5th protrusion include the body of rod and end.
7. room-temperature magnetic refrigerator as described in claim 1 cartridge type reversal valve, it is characterised in that：Switching mechanism include upper valve body,
Lower valve body, spring, valve pocket；The one end open of valve pocket, other end connection upper valve body, upper valve body are provided with water outlet；Lower valve body, bullet
Spring is mounted in valve pocket, and spring one end is connected in lower valve body, and the other end is stretched out outside valve pocket；Lower valve body is provided with water inlet.
8. a kind of room-temperature magnetic refrigerator refrigerating method of cartridge type reversal valve, including：
During refrigerator operation, when rotary inner core is in the first heat transfer zone, heat exchanging fluid flows through downfield by reversal valve
Middle regenerator cools down, and the heat exchanger for flowing through cold end later absorbs heat from cold end, further by regenerator in highfield
Heating, is discharged into the heat exchanger in hot junction by reversal valve later, and the heat exchanger exit in hot junction is connected with pump；
When reversal valve turns to the first non-heat transfer zone by the first heat transfer zone, heat exchanging fluid is directly discharged by pumping by reversal valve at this time
Sink or hot end heat exchanger, without regenerator；
When rotary inner core is rotated further to the second heat transfer zone, heat exchanging fluid by pump via reversal valve with the first heat transfer zone exchange heat
By regenerator in regenerator, the heat exchanger of cold end, highfield, heat is discharged into eventually by reversal valve in the opposite direction for fluid stream
The heat exchanger at end so far, effectively forms AMR in a cycle period in regenerator, reaches refrigeration purpose.
9. the room-temperature magnetic refrigerator as claimed in claim 8 refrigerating method of cartridge type reversal valve, it is characterised in that：Reversal valve is by
When two heat transfer zones turn to the second non-heat transfer zone, sink or the heat exchanger in hot junction are directly discharged by reversal valve by pumping, without
Regenerator.
10. the room-temperature magnetic refrigerator as claimed in claim 8 refrigerating method of cartridge type reversal valve, it is characterised in that：Heat exchanging fluid
For water, alcohol, ethylene glycol or sodium hydroxide solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235355.9A CN108223841A (en) | 2017-11-30 | 2017-11-30 | Room-temperature magnetic refrigerator cartridge type reversal valve and its refrigerating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235355.9A CN108223841A (en) | 2017-11-30 | 2017-11-30 | Room-temperature magnetic refrigerator cartridge type reversal valve and its refrigerating method |
Publications (1)
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|---|---|
| CN108223841A true CN108223841A (en) | 2018-06-29 |
Family
ID=62653026
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711235355.9A Pending CN108223841A (en) | 2017-11-30 | 2017-11-30 | Room-temperature magnetic refrigerator cartridge type reversal valve and its refrigerating method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020134200A1 (en) * | 2018-12-24 | 2020-07-02 | 珠海格力电器股份有限公司 | Magnetic refrigeration device |
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