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WO2019130882A1 - Récipient de matériau et dispositif pompe à chaleur magnétique - Google Patents

Récipient de matériau et dispositif pompe à chaleur magnétique Download PDF

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Publication number
WO2019130882A1
WO2019130882A1 PCT/JP2018/042250 JP2018042250W WO2019130882A1 WO 2019130882 A1 WO2019130882 A1 WO 2019130882A1 JP 2018042250 W JP2018042250 W JP 2018042250W WO 2019130882 A1 WO2019130882 A1 WO 2019130882A1
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WO
WIPO (PCT)
Prior art keywords
diameter side
material container
fan
outer diameter
container
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/042250
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English (en)
Japanese (ja)
Inventor
巌 内門
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanden Corp
Original Assignee
Sanden Holdings Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanden Holdings Corp filed Critical Sanden Holdings Corp
Publication of WO2019130882A1 publication Critical patent/WO2019130882A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B21/00—Machines, plants or systems, using electric or magnetic effects
    • 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]

Definitions

  • the present invention relates to a technology relating to a magnetic heat pump apparatus, and more particularly to a technology relating to a material container that contains a magnetic material that exerts a magnetocaloric effect.
  • a plurality of working chambers 2 are arranged along the circumferential direction on the outer peripheral side of the permanent magnet 3 fixed to the rotating shaft P, and a magnetic material is used in each working chamber 2 6 is stored (see FIGS. 1 and 2).
  • a valve is provided to flow the working fluid (heat exchange medium) into and out of the magnetic material 6 in the working chamber 2 in synchronization with the rotation of the permanent magnet 3.
  • reference numeral 7 denotes a yoke.
  • the opening of the axial end of each working chamber 2 is closed by the communication hole plate 1 shown in, for example, Patent Document 1 and FIG.
  • the communication holes 1a and 1b constitute, for example, an outflow communication hole on the outer peripheral side and an inflow communication hole on the inner peripheral side.
  • FIG. 1 the case where the rotary disk 4 of the rotary valve which rotates with the rotation of the permanent magnet 3 is provided on the front side of the communication hole plate 1 is illustrated.
  • slit-like notches 4a and 4b extending in the circumferential direction are opened as ports of the valve, and supply control of working fluid is performed via the notches 4a and 4b.
  • the outer peripheral side is for outflow and the inner peripheral side is for inflow.
  • the valve applied to the magnetic heat pump device to which the present invention is applied may not be a rotary valve.
  • the material container accommodating the above-mentioned conventional magnetic material has dimensions such as an outer diameter of 150 mm and an axial length of 150 mm, for example. That is, although the thickness of the cylindrical portion is as thin as about 2 to 3 mm, the material container is long in the axial direction, and a plurality of partition portions for forming a plurality of working chambers by partitioning the space along the circumferential direction. Have. As described above, since the material container has a complicated shape, there are problems such as increasing the number of man-hours for forming and manufacturing the material container as an integral body, and that it is necessary to manufacture the material container by a complicated method.
  • the present invention focuses on the above-described points, and an object of the present invention is to provide a material container that can be configured by relatively easy assembly.
  • one aspect of the present invention is a permanent magnet rotatable around a central axis, and a material container disposed annularly on the outer peripheral side of the permanent magnet and housing a magnetic material therein.
  • the material container in a magnetic heat pump apparatus comprising: an inner diameter side cylindrical part and an outer diameter side cylindrical part arranged concentrically; and formed between the inner diameter side cylindrical part and the outer diameter side cylindrical part A plurality of fan-shaped containers arranged in a circumferential direction with respect to a cylindrical space, wherein the fan-shaped container is made of resin, and an inner arc-shaped arc portion slidably in contact with the outer diameter surface of the inner cylindrical portion; An outer diameter side arc portion slidingly contacting the inner diameter surface of the outer diameter side cylindrical part and a pair of wall portions connecting between the circumferential direction both end portions of the inner diameter side arc portion and the outer diameter side arc portion are integrally formed and closed Along the axial direction of the material container.
  • Be composed of a plurality of divided bodies divided Te is
  • the component constituting the material container is a component having a simple shape and the components can regulate the position of each other, so that the container can be easily assembled.
  • the fan-like parts constituting the working chamber are made of resin, they are easy to process and inexpensive, and contribute to weight reduction.
  • the material container 10 of the present embodiment includes the radially inner cylindrical component 11 and the radially outer cylindrical component 12 arranged concentrically, and a plurality of fan-shaped containers 13.
  • the inner diameter side cylindrical part 11, the outer diameter side cylindrical part 12, and the plurality of fan-shaped containers 13 are separate parts.
  • the inner diameter side cylindrical component 11 and the outer diameter side cylindrical component 12 are made of metal such as steel or aluminum, for example, and are arranged concentrically with the rotation axis P of the permanent magnet.
  • the diameter of the inner diameter surface of the outer diameter side cylindrical component 12 is larger than the diameter of the outer diameter surface of the inner diameter side cylindrical component 11.
  • the fan-shaped container 13 of the present embodiment is a component that forms a working chamber, and is made of resin.
  • the resin material used for the fan-shaped container 13 is not particularly limited as long as the glass transition temperature or the melting point is higher than the upper limit value of the heating temperature generated by the magnetic heat pump device.
  • the fan-shaped container 13 has an inner diameter side arc portion 13a slidingly contacting the outer diameter surface of the inner diameter side cylindrical part 11 and an outer diameter side arc portion slidingly contacting the inner diameter surface of the outer diameter side cylindrical part 12.
  • the fan-shaped container 13 has a closed cross-sectional shape and a cylindrical shape in which both axial ends are open.
  • the outer surfaces of the pair of wall portions have a surface shape along a radial line around the rotation axis P of the permanent magnet.
  • the set of fan-shaped containers 13 arranged in a cylindrical space is preferably designed so that there is no backlash in the circumferential direction. For example, as shown in FIG. 4 when viewed from the axial direction, when the outer surface of the pair of wall portions 13c is designed so that the angle in the circumferential direction about the rotation axis P of the permanent magnet is 30 degrees, 12
  • the fan-shaped containers 13 may be arranged.
  • the sum total of the above-mentioned angle of fan-like container 13 to arrange will be 360 degrees.
  • the sum of angles is 360 degrees, the said angle of each fan-shaped container 13 does not need to be the same.
  • Each fan-shaped container 13 is comprised from the some division body 14 divided
  • the divided body 14 is manufactured integrally by injection molding or the like.
  • the dies are divided in the axial direction and molded.
  • the lengths of the divided bodies 14 may be different.
  • each divided body 14 is formed with a connecting projection 15 projecting in the axial direction with respect to one end face in the axial direction, and a connecting projection in the other end face in the axial direction
  • a connecting hole 16 is formed in which the connector 15 can be fitted.
  • the connecting hole 16 has a slight interference fit with the connecting protrusion 15. Since the connection projection 15 and the connection hole 16 are made of resin, they are fitted with a predetermined elasticity.
  • the plurality of divided bodies 14 are coaxially connected with each other by fitting the connecting projections 15 of the adjacent divided bodies 14 with the connecting holes 16, thereby providing a predetermined length as shown in FIG.
  • the fan-shaped container 13 is obtained.
  • the connection structure which consists of the projection part 15 for connection and the connection hole part 16 is comprised by the dowel and the dowel hole is illustrated, it is not limited to this.
  • the division for connection 15 is a projection formed in an endless ring along the end face of the divided body 14, and the connection hole 16 is in sliding contact with the outer peripheral part of the projection formed in an endless ring.
  • the recess 14 may be formed in an endless annular shape along the end face of the body 14.
  • the endless annular seal part 17 abuts on the end face of the split body 14.
  • the fan-shaped container 13 of the present embodiment is directed to the outer diameter side cylindrical component 12 with respect to the open end of the divided member 14 located at the axial end. It has a convex 13d for positioning which protrudes in the radial direction.
  • the outer diameter side cylindrical component 12 is formed with a notch 12a or a recess that engages with the positioning protrusion 13d.
  • the notch 12a is illustrated in FIG.3 and FIG.4, and the notch 12a is formed so that it may extend in an axial direction from an end surface. Even in the case of the recessed portion, it is preferable to form the recess so as to extend in the axial direction from the end face.
  • the notch 12a or the recess engaged with the above-mentioned positioning projection 13d may be formed in the inner diameter side cylindrical component 11, or may be formed in both the outer diameter side cylindrical component 12 and the inner diameter side cylindrical component 11. It is good.
  • the notch 12a or the recess engaged with the positioning protrusion 13d may be provided in at least one fan-shaped container 13 in the circumferential direction. Further, when a set of notches 12a or recesses engaged with the positioning projections 13d is provided in both directions at both axial end portions, twisting of the plurality of fan-shaped containers 13 in the circumferential direction is prevented. It is preferable from When providing in the both directions of the axial direction both ends, it is preferable to provide the convex part 13d for positioning in the separate fan-shaped container 13, respectively.
  • a notch 12a or a recess engaged with the positioning protrusion 13d in accordance with how the fan-like container 13 is attached to the cylindrical space formed between the inner diameter side cylindrical component 11 and the outer diameter side cylindrical component 12 Design the position of When a plurality of fan-like containers 13 are inserted into a cylindrical space and assembled, for example, only the fan-like container 13 to be assembled last is inserted from the opposite side, and the fan-like container 13 is engaged with the positioning convex part 13 d on the opposite side.
  • the pair of notches 12a or recesses to be engaged with the positioning projections 13d can be set on both sides in the axial direction.
  • the divided members 14 are sequentially connected with the seal component 17 interposed therebetween to produce a fan-shaped container 13 having an axial length equal to that of the inner arc and the outer arc.
  • the fan-shaped container 13 having the positioning projections 13 d is placed with the inner diameter side cylindrical component 11 and the outside with the positioning projections 13 d behind.
  • the fan-shaped container 13 is positioned by inserting the protrusion 13 d for positioning into the cylindrical space formed between the radial cylindrical part 12 and the convex part 13 d for positioning in the notch 12 a of the outer cylindrical part 12. Thereafter, the remaining fan-shaped containers 13 are sequentially inserted, and the assembly is completed to obtain the material container 10.
  • each fan-shaped container 13 Storage of the magnetic material in each fan-shaped container 13 may be performed before assembling the fan-shaped container 13 or may be performed after assembling. In the case of carrying out before assembly, it is sufficient to attach a temporary part that closes the open opening of the axial end of the fan-shaped container 13.
  • the openings of the fan-shaped containers 13 at both axial ends of the material container 10 may be closed by the communication hole plate 1 of FIG. 1 or may be set so that the magnetic material is not released by another plate. good.
  • the parts constituting the material container 10 are constituted by parts having simple shapes, and the constituent parts can regulate the position of each other, so that the container is easy to assemble. It becomes. Further, by making the fan-shaped container 13 constituting the working chamber made of resin, it is possible to provide the material container 10 which is easy to process and inexpensive. In addition, since the fan-shaped container 13 is made of resin, the weight of the material container 10 is reduced, which leads to the reduction in weight of the magnetic heat pump device using the same.
  • the partition part 18 is made of, for example, a mesh body. An example is shown in FIG. In this example, the mesh body is interposed between the end face of the divided body 14 and the seal component.
  • the partition wall part 18 may be supported by the connection projection 15 made of, for example, a dowel or the like.
  • the partition wall part 18 By providing the partition wall part 18, it becomes possible to divide the space for accommodating the magnetic material in the fan-shaped container 13 into a plurality of spaces along the axial direction. And it becomes possible to accommodate the magnetic material from which Curie temperature differs in each division.
  • the Curie temperature difference between adjacent magnetic materials may be, for example, in the range of 2 to 10 ° C., and magnetic materials having a high Curie temperature may be accommodated stepwise along the axial direction. This can improve the performance of the magnetic heat pump device.
  • each simple member along the axial direction is provided by a simple means of appropriately interposing the partition wall component 18 made of the mesh body as described above.
  • a plurality of types of magnetic materials can be arranged in a cascade while easily adjusting the size of the chamber.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Le problème décrit par la présente invention est de pourvoir à un récipient de matériau pouvant être conçu au moyen d'un assemblage comparativement simple. La solution de l'invention concerne un récipient de matériau (10) destiné à loger un matériau magnétique en son intérieur et disposé en forme annulaire du côté diamètre externe d'un aimant permanent apte à tourner. Le récipient comprend un élément cylindrique (11) côté diamètre interne et un élément cylindrique (12) côté diamètre externe, disposés de manière concentrique, et une pluralité de récipients en éventail disposés dans la direction circonférentielle d'un espace cylindrique entre les éléments. Le récipient en éventail (13) comprend une pluralité de corps de segmentation en résine (14) présentant une forme fermée en section transversale du fait d'être formés d'un seul tenant, et segmentés en deux segments ou plus dans la direction axiale du récipient de matériau (10).
PCT/JP2018/042250 2017-12-28 2018-11-15 Récipient de matériau et dispositif pompe à chaleur magnétique Ceased WO2019130882A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-253580 2017-12-28
JP2017253580A JP2019120425A (ja) 2017-12-28 2017-12-28 材料容器及び磁気ヒートポンプ装置

Publications (1)

Publication Number Publication Date
WO2019130882A1 true WO2019130882A1 (fr) 2019-07-04

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Application Number Title Priority Date Filing Date
PCT/JP2018/042250 Ceased WO2019130882A1 (fr) 2017-12-28 2018-11-15 Récipient de matériau et dispositif pompe à chaleur magnétique

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JP (1) JP2019120425A (fr)
WO (1) WO2019130882A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332135A (en) * 1981-01-27 1982-06-01 The United States Of America As Respresented By The United States Department Of Energy Active magnetic regenerator
JPH07259724A (ja) * 1994-03-25 1995-10-09 Sharp Corp 熱駆動モータ
JP2003313544A (ja) * 2002-04-26 2003-11-06 Sumitomo Special Metals Co Ltd 磁気冷凍作業物質および蓄冷式熱交換器ならびに磁気冷凍装置
WO2012056577A1 (fr) * 2010-10-29 2012-05-03 株式会社 東芝 Échangeur de chaleur et système de réfrigération magnétique
JP2013050284A (ja) * 2011-08-31 2013-03-14 Chubu Electric Power Co Inc 磁気冷凍装置
JP2013245879A (ja) * 2012-05-25 2013-12-09 Denso Corp 磁気ヒートポンプシステム及び該システムを用いた空気調和装置
US20150362224A1 (en) * 2014-06-17 2015-12-17 General Electric Company Heat pump with restorative operation for magneto caloric material
JP2017513990A (ja) * 2014-04-17 2017-06-01 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 成形体で使用するためのエポキシ樹脂

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332135A (en) * 1981-01-27 1982-06-01 The United States Of America As Respresented By The United States Department Of Energy Active magnetic regenerator
JPH07259724A (ja) * 1994-03-25 1995-10-09 Sharp Corp 熱駆動モータ
JP2003313544A (ja) * 2002-04-26 2003-11-06 Sumitomo Special Metals Co Ltd 磁気冷凍作業物質および蓄冷式熱交換器ならびに磁気冷凍装置
WO2012056577A1 (fr) * 2010-10-29 2012-05-03 株式会社 東芝 Échangeur de chaleur et système de réfrigération magnétique
JP2013050284A (ja) * 2011-08-31 2013-03-14 Chubu Electric Power Co Inc 磁気冷凍装置
JP2013245879A (ja) * 2012-05-25 2013-12-09 Denso Corp 磁気ヒートポンプシステム及び該システムを用いた空気調和装置
JP2017513990A (ja) * 2014-04-17 2017-06-01 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 成形体で使用するためのエポキシ樹脂
US20150362224A1 (en) * 2014-06-17 2015-12-17 General Electric Company Heat pump with restorative operation for magneto caloric material

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