CN106288540A - The processing method of filling body used by the regenerator of sterlin refrigerator and regenerator - Google Patents
The processing method of filling body used by the regenerator of sterlin refrigerator and regenerator Download PDFInfo
- Publication number
- CN106288540A CN106288540A CN201610764036.6A CN201610764036A CN106288540A CN 106288540 A CN106288540 A CN 106288540A CN 201610764036 A CN201610764036 A CN 201610764036A CN 106288540 A CN106288540 A CN 106288540A
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- China
- Prior art keywords
- cylinder
- circular plate
- regenerator
- rustless steel
- filling body
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Classifications
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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
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/06—Superheaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B21/00—Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses the processing method of filling body used by the regenerator of a kind of sterlin refrigerator and regenerator, it is desirable to provide the processing method of filling body used by the regenerator of the sterlin refrigerator that a kind of heat exchange efficiency is high and regenerator.Regenerator includes cylinder and the filling body being filled in cylinder and two installing racks；Installing rack all includes being positioned at barrel end the first Circular Plate, is positioned at the second Circular Plate of cylinder and outer rim and cylinder inboard wall laminating, and four connect the first Circular Plate end faces and the second Circular Plate outer rim, along the uniform gib block of the first Circular Plate circumference；The internal diameter of the first Circular Plate is equal to the external diameter of the second Circular Plate, and its external diameter is more than the internal diameter of cylinder；Gib block wall inwardly is concordant with cylinder inboard wall；Cylinder inboard wall is uniform arranges four gathering sills being slidably matched with gib block；Second Circular Plate of two installing racks is spaced a distance；Filling body is sintered felt by multi-disc rustless steel sintered meshwork or rustless steel and constitutes, and is filled in respectively in installing rack.
Description
Technical field
The present invention relates to sterlin refrigerator technical field, especially relate to the regenerator of a kind of sterlin refrigerator and return
The processing method of filling body used by hot device.
Background technology
Sterlin refrigerator is made up of two parts of decompressor and compressor, and centre is connected by airway.There is structure
Simply, easy to control, flexible for installation, the vibration advantage such as less, be widely used in the department such as space flight, military affairs.Decompressor mainly by
Cold finger, regenerator, step piston, spring form with pedestal.Regenerator forms an oscillator with spring, transmitted by airway
Under refrigeration working medium pressure wave drives, oscillator produces resonance, makes the swelling heat absorption repeatedly of the gas bottom cold finger, and enters in regenerator
Row heat exchange, thus produce refrigeration.
Regenerator is also referred to as regenerator, is a kind of regenerative heat exchanger, and its diabatic process is due to helium at regenerator back and forth
Pulse and realize cold storage.When helium from hot junction to cold end flow time regenerator filler by helium working medium cool down, work as helium
Filler regenerator is cooled down by gas helium when cold end flows to hot junction.Regenerator completes one after the most cold and hot exchange
The heat exchange in cycle.Sterlin refrigerator typically uses stainless steel cloth as filler at present, and the string diameter of stainless steel cloth is typically wanted
About 0.03mm, therefore its processing and assembling complexity, the especially packed density of filler is difficult to control to, and causes heat exchange efficiency not
High.And filler is the most inconvenient when taking out cleaning or changing, easily cause filler to damage, and take out complex operation.
Summary of the invention
Instant invention overcomes shortcoming of the prior art, it is provided that a kind of easy accessibility, the Stirling system that heat exchange efficiency is high
The processing method of filling body used by the regenerator of cold and regenerator.
In order to solve above-mentioned technical problem, the present invention is achieved by the following technical solutions:
The regenerator of a kind of sterlin refrigerator, including cylinder and the filling body being filled in cylinder；It also includes two difference
The installing rack being set in cylinder from cylinder two ends symmetry；Described installing rack all includes being positioned at barrel end the first Circular Plate, position
In cylinder and the second Circular Plate of outer rim and cylinder inboard wall laminating, and four connect the first Circular Plate end faces and the second annulus
Plate outer rim, along the first Circular Plate uniform gib block of circumference；The internal diameter of described first Circular Plate is equal to outside the second Circular Plate
Footpath, its external diameter is more than the internal diameter of cylinder；Described gib block wall inwardly is concordant with cylinder inboard wall；Described cylinder inboard wall is all laid
Put four gathering sills being slidably matched with gib block；Second Circular Plate of two installing racks is spaced a distance, and is formed in cylinder
Unhurried current hybrid chamber；Described filling body is sintered felt by multi-disc rustless steel sintered meshwork or rustless steel and constitutes, and is filled in respectively in installing rack.
Preferably, the steel wire diameter of described rustless steel sintered meshwork is 0.025～0.03.
Preferably, the mesh number of described rustless steel sintered meshwork is 220 mesh～500 mesh.
Preferably, the thickness of described rustless steel sintering felt is 0.3.
Preferably, the steel wire diameter of described rustless steel sintering felt is 0.01.
The processing method of filling body used by a kind of regenerator, it comprises the steps:
(1) cloth, be added to the thickness needed by selected polylith rustless steel steel wire, or with mixed and disorderly stainless steel silk uniform spreading
To the thickness needed, then being compacted into by frock, given pressure is 400N-600N, and concrete pressure is according to required sintering mesh sheet
Or sintering felt porosity is determined；
(2) putting in vacuum high temperature furnace by the rustless steel steel wire of compacting or the stainless steel silk that uniformly stacks, intensification is heated to
1250-1400 DEG C, and insulation 2-3 hour at this temperature, obtain sintered stainless steel silk screen or rustless steel felt blanket material；
(3) protective gas is passed through in vacuum high temperature furnace, makes sintering blank cool to room temperature；
(4) the sintering blank after cooling is machined to required form and size, obtain filling body.
Compared with prior art, present invention have the advantage that
(1) present invention uses installing rack to realize the installation of filling body, density that filling body fill can be greatly improved, and significantly improve
The speed of filling body dismounting.
(2) filling body of the present invention is made up of multi-disc rustless steel sintered meshwork or rustless steel sintering felt.Rustless steel sintered meshwork or
Rustless steel sintering felt has three-dimensional netted loose structure, and porosity is high, and heat exchange surface area is big, and heat exchange efficiency can be greatly improved.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is the sectional view of B-B in Fig. 2.
Fig. 4 is the structural representation of installing rack.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the structural representation of cylinder.
Fig. 7 is the left view of Fig. 6.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not paying creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment 1
The regenerator of sterlin refrigerator as shown in figs. 1-7, including cylinder 1 and the filling body 2 being filled in cylinder 1；It also wraps
Include two installing racks 3 being set in cylinder 1 respectively from cylinder 1 two ends symmetry；Described installing rack 3 all includes being positioned at cylinder 1 end
Portion's the first Circular Plate 4, is positioned at the second Circular Plate 5 of cylinder 1 and outer rim and the laminating of cylinder 1 inwall, and four connect first
Circular Plate 4 end face and the second Circular Plate 5 outer rim, along the uniform gib block 6 of the first Circular Plate 4 circumference；Described first Circular Plate 4
Internal diameter equal to the external diameter of the second Circular Plate 5, its external diameter is more than the internal diameter of cylinder 1；Described gib block 6 wall inwardly and cylinder
1 inwall is concordant；Described cylinder 1 inner wall even distribution arranges four gathering sills 7 being slidably matched with gib block 6；The second of two installing racks 3
Circular Plate 5 is spaced a distance, and forms unhurried current hybrid chamber in cylinder 1；Described filling body 2 is by multi-disc rustless steel sintered meshwork structure
Become, be filled in respectively in installing rack 3.
The steel wire diameter of described rustless steel sintered meshwork is 0.025～0.03.
The mesh number of described rustless steel sintered meshwork is 220 mesh～500 mesh.
Obviously, described rustless steel sintered meshwork also can be substituted by rustless steel sintering felt, and the thickness of rustless steel sintering felt is preferably
0.3, the steel wire diameter of rustless steel sintering felt is preferably 0.01.
Embodiment 2
The processing method of filling body used by a kind of regenerator, it comprises the steps:
(1) cloth, be added to the thickness needed by selected polylith rustless steel steel wire, or (superfine with mixed and disorderly stainless steel silk
Stainless steel silk) uniformly it is taped against the thickness of needs, then be compacted into by frock, given pressure is 400N, and concrete pressure is according to institute
Mesh sheet need to be sintered or sintering felt porosity is determined；
(2) putting in vacuum high temperature furnace by the rustless steel steel wire of compacting or the stainless steel silk that uniformly stacks, intensification is heated to
1250 DEG C, and insulation 3 hours at this temperature, obtain sintered stainless steel silk screen or rustless steel felt blanket material；
(3) protective gas is passed through in vacuum high temperature furnace, makes sintering blank cool to room temperature；
(4) the sintering blank after cooling is machined to required form and size, obtain filling body.
Embodiment 3
The processing method of filling body used by a kind of regenerator, it comprises the steps:
(1) cloth, be added to the thickness needed by selected polylith rustless steel steel wire, or (superfine with mixed and disorderly stainless steel silk
Stainless steel silk) uniformly it is taped against the thickness of needs, then be compacted into by frock, given pressure is 600N, and concrete pressure is according to institute
Mesh sheet need to be sintered or sintering felt porosity is determined；
(2) putting in vacuum high temperature furnace by the rustless steel steel wire of compacting or the stainless steel silk that uniformly stacks, intensification is heated to
1400 DEG C, and insulation 2 hours at this temperature, obtain sintered stainless steel silk screen or rustless steel felt blanket material；
(3) protective gas is passed through in vacuum high temperature furnace, makes sintering blank cool to room temperature；
(4) the sintering blank after cooling is machined to required form and size, obtain filling body.
Embodiment 4
The processing method of filling body used by a kind of regenerator, it comprises the steps:
(1) cloth, be added to the thickness needed by selected polylith rustless steel steel wire, or (superfine with mixed and disorderly stainless steel silk
Stainless steel silk) uniformly it is taped against the thickness of needs, then be compacted into by frock, given pressure is 500N, and concrete pressure is according to institute
Mesh sheet need to be sintered or sintering felt porosity is determined；
(2) putting in vacuum high temperature furnace by the rustless steel steel wire of compacting or the stainless steel silk that uniformly stacks, intensification is heated to
1350 DEG C, and insulation 2 hours at this temperature, obtain sintered stainless steel silk screen or rustless steel felt blanket material；
(3) protective gas is passed through in vacuum high temperature furnace, makes sintering blank cool to room temperature；
(4) the sintering blank after cooling is machined to required form and size, obtain filling body.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. a regenerator for sterlin refrigerator, including cylinder and the filling body being filled in cylinder；It is characterized in that: it is also
Including two installing racks being set in cylinder from cylinder two ends symmetry respectively；Described installing rack all includes being positioned at barrel end
One Circular Plate, is positioned at the second Circular Plate of cylinder and outer rim and cylinder inboard wall laminating, and four connect the first Circular Plate end
Face and the second Circular Plate outer rim, along the uniform gib block of the first Circular Plate circumference；The internal diameter of described first Circular Plate is equal to the
The external diameter of two Circular Plate, its external diameter is more than the internal diameter of cylinder；Described gib block wall inwardly is concordant with cylinder inboard wall；Described cylinder
Body inner wall even distribution arranges four gathering sills being slidably matched with gib block；Second Circular Plate of two installing racks is spaced a distance,
Unhurried current hybrid chamber is formed in cylinder；Described filling body is sintered felt by multi-disc rustless steel sintered meshwork or rustless steel and constitutes, and fills out respectively
It is loaded in installing rack.
The regenerator of sterlin refrigerator the most according to claim 1, it is characterised in that: the steel wire of described rustless steel sintered meshwork
A diameter of 0.025～0.03.
The regenerator of sterlin refrigerator the most according to claim 1 or claim 2, it is characterised in that: described rustless steel sintered meshwork
Mesh number is 220 mesh～500 mesh.
The regenerator of sterlin refrigerator the most according to claim 1, it is characterised in that: the thickness of described rustless steel sintering felt
It is 0.3.
5. according to the regenerator of sterlin refrigerator described in claim 1 or 4, it is characterised in that: described rustless steel sintering felt
Steel wire diameter is 0.01.
6. the processing method of filling body used by a regenerator, it is characterised in that comprise the steps:
(1) cloth, be added to the thickness needed by selected polylith rustless steel steel wire, or with mixed and disorderly stainless steel silk uniform spreading
To the thickness needed, then being compacted into by frock, given pressure is 400N-600N, and concrete pressure is according to required sintering mesh sheet
Or sintering felt porosity is determined；
(2) putting in vacuum high temperature furnace by the rustless steel steel wire of compacting or the stainless steel silk that uniformly stacks, intensification is heated to
1250-1400 DEG C, and insulation 2-3 hour at this temperature, obtain sintered stainless steel silk screen or rustless steel felt blanket material；
(3) protective gas is passed through in vacuum high temperature furnace, makes sintering blank cool to room temperature；
(4) the sintering blank after cooling is machined to required form and size, obtain filling body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610764036.6A CN106288540B (en) | 2016-08-30 | 2016-08-30 | The processing method of filling body used in the regenerator and regenerator of sterlin refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610764036.6A CN106288540B (en) | 2016-08-30 | 2016-08-30 | The processing method of filling body used in the regenerator and regenerator of sterlin refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106288540A true CN106288540A (en) | 2017-01-04 |
| CN106288540B CN106288540B (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610764036.6A Active CN106288540B (en) | 2016-08-30 | 2016-08-30 | The processing method of filling body used in the regenerator and regenerator of sterlin refrigerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931081A (en) * | 2018-06-22 | 2018-12-04 | 同济大学 | A kind of preparation method of the pellet regenerator matrix of variable porosity battery rate |
| CN111397254A (en) * | 2019-01-02 | 2020-07-10 | 中国科学院理化技术研究所 | Regenerator sleeve structure and regenerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366676A (en) * | 1980-12-22 | 1983-01-04 | The Regents Of The University Of California | Cryogenic cooler apparatus |
| JPH07260268A (en) * | 1994-03-18 | 1995-10-13 | Aisin Seiki Co Ltd | Pulse tube refrigerator |
| CN1624403A (en) * | 2003-12-01 | 2005-06-08 | Lg电子株式会社 | Regenerator and cryocooler using the same |
| CN103231057A (en) * | 2013-04-11 | 2013-08-07 | 西安菲尔特金属过滤材料有限公司 | Preparation method for Stirling engine heat regenerator |
| CN104654676A (en) * | 2015-01-27 | 2015-05-27 | 上海理工大学 | Nano-coating metal mesh heat regenerator filler |
-
2016
- 2016-08-30 CN CN201610764036.6A patent/CN106288540B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366676A (en) * | 1980-12-22 | 1983-01-04 | The Regents Of The University Of California | Cryogenic cooler apparatus |
| JPH07260268A (en) * | 1994-03-18 | 1995-10-13 | Aisin Seiki Co Ltd | Pulse tube refrigerator |
| CN1624403A (en) * | 2003-12-01 | 2005-06-08 | Lg电子株式会社 | Regenerator and cryocooler using the same |
| CN103231057A (en) * | 2013-04-11 | 2013-08-07 | 西安菲尔特金属过滤材料有限公司 | Preparation method for Stirling engine heat regenerator |
| CN104654676A (en) * | 2015-01-27 | 2015-05-27 | 上海理工大学 | Nano-coating metal mesh heat regenerator filler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931081A (en) * | 2018-06-22 | 2018-12-04 | 同济大学 | A kind of preparation method of the pellet regenerator matrix of variable porosity battery rate |
| CN111397254A (en) * | 2019-01-02 | 2020-07-10 | 中国科学院理化技术研究所 | Regenerator sleeve structure and regenerator |
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| Publication number | Publication date |
|---|---|
| CN106288540B (en) | 2019-04-05 |
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