JP2000304384A - Pressure container - Google Patents
Pressure containerInfo
- Publication number
- JP2000304384A JP2000304384A JP11113064A JP11306499A JP2000304384A JP 2000304384 A JP2000304384 A JP 2000304384A JP 11113064 A JP11113064 A JP 11113064A JP 11306499 A JP11306499 A JP 11306499A JP 2000304384 A JP2000304384 A JP 2000304384A
- Authority
- JP
- Japan
- Prior art keywords
- pressure vessel
- pressure
- reinforcing
- refrigerant
- tank member
- 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.)
- Pending
Links
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
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
- F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、内部又は外部から
圧力変動を受ける圧力容器に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pressure vessel which receives a pressure fluctuation from inside or outside.
【０００２】[0002]
【従来の技術】従来において、冷凍装置等に用いられる
熱交換サイクルを構成する機器として、冷媒を熱交換サ
イクルに循環させるための動力源となる圧縮器、冷媒の
熱交換を行う熱交換器、冷媒を一時貯留する圧力容器等
を備えている。2. Description of the Related Art Conventionally, as a device constituting a heat exchange cycle used in a refrigeration system or the like, a compressor serving as a power source for circulating a refrigerant in the heat exchange cycle, a heat exchanger for exchanging heat of the refrigerant, A pressure vessel or the like for temporarily storing the refrigerant is provided.
【０００３】これらの熱交換サイクルを構成する機器
は、サイクルを循環する冷媒の圧力負荷又は外部からの
圧力負荷に耐える耐圧性能を保持している必要がある。[0003] The equipment constituting these heat exchange cycles needs to maintain pressure resistance capable of withstanding the pressure load of the refrigerant circulating in the cycle or an external pressure load.
【０００４】[0004]
【発明が解決しようとする課題】近年において、フロン
系の冷媒は、地球温暖化作用等を生じることから、これ
らの冷媒の使用禁止及び縮減の方向の要求が強くなって
いる。このため、フロン系冷媒の代替冷媒として、オゾ
ン層を破壊しない二酸化炭素（ＣＯ２）を冷媒として用
いる冷凍サイクルが記載されている。In recent years, chlorofluorocarbon-based refrigerants cause global warming and the like, and therefore there is an increasing demand for the ban on the use of these refrigerants and the direction of reduction. For this reason, a refrigeration cycle using carbon dioxide (CO 2 ) that does not destroy the ozone layer as a refrigerant is described as an alternative refrigerant to the CFC-based refrigerant.
【０００５】このような代替冷媒を用いる場合は、冷凍
装置に対して高い耐圧性を要求する場合が多い。[0005] When such an alternative refrigerant is used, a refrigerating apparatus often requires high pressure resistance.
【０００６】例えば、ＣＯ２を冷媒として用いた場合、
高温高圧となった冷媒の放熱作用を発揮する熱交換器に
は、従来のフロン系の冷媒が通流する場合と比較して６
倍以上の高い耐圧性が要求されると考えられる。For example, when CO 2 is used as a refrigerant,
Compared to the case where the conventional chlorofluorocarbon-based refrigerant flows, the heat exchanger that exhibits the heat radiation effect of the high-temperature and high-pressure refrigerant is 6 times smaller.
It is considered that a pressure resistance twice or more is required.
【０００７】従って、冷凍装置を構成する各器機、すな
わち、前記熱交換器や圧力容器は、要求される耐圧性を
確保する必要が生じる。[0007] Therefore, it is necessary to ensure the required pressure resistance of each device constituting the refrigeration apparatus, that is, the heat exchanger and the pressure vessel.
【０００８】冷凍装置を構成する各器機は、各器機を構
成する複数の部材をろう材又は溶接等を高温で溶融して
接合されている場合が多い。[0008] In many cases, each device constituting the refrigerating apparatus is joined to a plurality of members constituting each device by melting a brazing material or welding at a high temperature.
【０００９】一般に、圧力容器を構成する複数の部材
は、ろう付け等の加熱接合手段にて接合されている。し
かし、これらの部材は、通常熱処理されて、時効硬化し
たものや鍛造によって加工硬化されたものが使用される
が、接合部のろう付け又は溶接等の加熱時の熱によって
焼きもどしを生じて部材が弱くなり、その結果、機器の
耐圧性が低下するという問題を生じる。Generally, a plurality of members constituting a pressure vessel are joined by heating joining means such as brazing. However, these members are usually heat-treated, and those that are age-hardened or those that have been work-hardened by forging are used. Is weakened, and as a result, there arises a problem that the pressure resistance of the device is reduced.
【００１０】そこで、本発明は、前記問題点に鑑みて、
器機を構成する部材同士の接合部を補強する補強手段を
備えた器機を用いる冷凍装置を提供することを目的とす
る。Accordingly, the present invention has been made in view of the above problems,
An object of the present invention is to provide a refrigeration apparatus using a device provided with a reinforcing means for reinforcing a joint between members constituting the device.
【００１１】[0011]
【課題を解決するための手段】本願第１請求項に記載し
た発明は、内部又は外部から圧力負荷を受ける圧力容器
において、前記圧力容器は、複数の部材を加熱接合手段
で接合してなり、前記部材には、前記加熱接合手段の影
響にて材料強度が変化する部分を補強する補強手段を設
けた構成の圧力容器である。According to a first aspect of the present invention, there is provided a pressure vessel which receives a pressure load from inside or outside, wherein the pressure vessel is formed by joining a plurality of members by heating joining means, The pressure vessel has a configuration in which the member is provided with reinforcing means for reinforcing a portion where the material strength changes under the influence of the heat joining means.
【００１２】このように、圧力容器を構成する部材は、
加熱接合手段の影響にて材料強度が変化する部分に補強
手段が設けられているため、圧力容器の耐圧性を向上す
ることが可能となり、圧力負荷に耐え得る圧力容器を提
供することが可能となる。As described above, the members constituting the pressure vessel are:
Since the reinforcing means is provided in a portion where the material strength changes due to the influence of the heat joining means, it is possible to improve the pressure resistance of the pressure vessel, and it is possible to provide a pressure vessel capable of withstanding a pressure load. Become.
【００１３】本願第２請求項に記載した発明は、前記請
求項１記載の発明において、前記補強手段は、前記加熱
接合手段の影響にて材料強度が変化する部分を他の部分
よりも肉厚とした補強手段を設けているため、接合部の
耐圧性を向上させた圧力容器を提供することが可能とな
る。また、タンク部材の開口部が肉厚となっているた
め、ヘッド部材の接合部の変形を防ぎ、タンク部材の開
口部とヘッド部材の気密性・液密性を保って、耐圧性を
確保した圧力容器を提供することが可能となる。According to a second aspect of the present invention, in the first aspect of the present invention, the reinforcing means has a portion where the material strength changes under the influence of the heating and joining means is thicker than other portions. Since the reinforcing means described above is provided, it is possible to provide a pressure vessel in which the pressure resistance of the joint is improved. In addition, since the opening of the tank member is thick, deformation of the joint portion of the head member is prevented, the airtightness and liquid tightness of the opening of the tank member and the head member are maintained, and pressure resistance is secured. It is possible to provide a pressure vessel.
【００１４】本願第３請求項に記載した発明は、前記請
求項１記載の発明において、前記補強手段は、前記加熱
接合手段の影響にて材料強度が変化する部分に他の部材
を装着して設けているため、接合加熱によって、強度が
弱くなった部分を補強して、耐圧性を確保した圧力容器
を提供することが可能となる。According to a third aspect of the present invention, in the first aspect of the invention, the reinforcing means is provided by attaching another member to a portion where the material strength changes under the influence of the heating and joining means. Since the pressure vessel is provided, it is possible to provide a pressure vessel that secures pressure resistance by reinforcing a portion whose strength has been weakened by joining heating.
【００１５】本願第４請求項に記載した発明は、前記請
求項１乃至３いずれか記載の発明において、前記圧力容
器は、冷凍装置の受液器又は蒸気貯蔵器である。According to a fourth aspect of the present invention, in the first aspect of the present invention, the pressure vessel is a liquid receiver or a vapor storage of a refrigeration system.
【００１６】前述したように、圧力負荷に耐え得る圧力
容器を形成すると、例えば、冷凍装置を通流する冷媒と
して、耐圧性要求の高い冷媒を用いた場合であっても、
耐圧性を確保することができるため、冷媒漏れ等を生じ
ない、耐久性及び安全性の高い冷凍装置を提供すること
が可能となる。As described above, when a pressure vessel capable of withstanding a pressure load is formed, for example, even when a refrigerant having a high pressure resistance is used as the refrigerant flowing through the refrigeration system,
Since the pressure resistance can be ensured, it is possible to provide a refrigeration apparatus having high durability and safety that does not cause refrigerant leakage or the like.
【００１７】[0017]
【発明の実施の形態】以下に本発明の具体例を図面に基
づいて説明する。Embodiments of the present invention will be described below with reference to the drawings.
【００１８】図１は、本例の圧力容器内部の概略構成を
示す断面図である。FIG. 1 is a sectional view showing a schematic configuration inside the pressure vessel of the present embodiment.
【００１９】図１に示すように、本例の圧力容器１は、
開口部３ａ及び円錘状の底部３ｂを備えたタンク部材３
と、前記開口部３ａを閉塞し、冷凍サイクル内を通流す
る冷媒を流出入する流出入口４，５が形成されたヘッド
部材２とから構成されている。例えば、本例の圧力容器
は、膨脹弁で蒸気化した冷媒を一時ためておき、冷凍サ
イクル負荷の必要に応じて蒸気冷媒を利用するために用
いられる容器である。As shown in FIG. 1, the pressure vessel 1 of the present embodiment
Tank member 3 having opening 3a and cone-shaped bottom 3b
And a head member 2 which closes the opening 3a and is formed with outflow ports 4 and 5 through which a refrigerant flowing through the refrigeration cycle flows. For example, the pressure vessel of the present example is a vessel used to temporarily store the refrigerant vaporized by the expansion valve and use the vapor refrigerant as required by the refrigeration cycle load.
【００２０】本例の圧力容器１は、熱交換サイクルを循
環する冷媒を貯留又は熱交換サイクルの圧力変動に応じ
て流出する機能を有している。The pressure vessel 1 of this embodiment has a function of storing the refrigerant circulating in the heat exchange cycle or flowing out the refrigerant in accordance with the pressure fluctuation in the heat exchange cycle.
【００２１】前述したようにヘッド部材２は、熱交換サ
イクルを循環する冷媒をタンク部材３内部に通流する冷
媒流入孔４と、タンク部材２内部に貯留された冷媒を他
の熱交換サイクルに再び循環させる冷媒流出孔５を備え
ている。As described above, the head member 2 has a refrigerant inflow hole 4 through which the refrigerant circulating in the heat exchange cycle flows into the tank member 3, and a refrigerant stored in the tank member 2 for another heat exchange cycle. The refrigerant outlet hole 5 for recirculation is provided.
【００２２】前記冷媒流出孔５は、タンク部材３内部に
貯留された冷媒を熱交換サイクルに再び循環させるた
め、流出配管６が連通接続されている。流出配管６は、
その先端部が曲げられて断面Ｊ字状となっている。この
流出配管６の先端部の開口６ａからタンク部材３内部に
一時溜められた媒体を必要に応じて、再び熱交換サイク
ルを循環させるようになっている。The refrigerant outlet hole 5 is connected to an outlet pipe 6 so that the refrigerant stored in the tank member 3 is circulated again in the heat exchange cycle. Outflow pipe 6
The tip is bent to have a J-shaped cross section. The medium temporarily stored in the tank member 3 through the opening 6a at the end of the outflow pipe 6 is circulated again as needed, in the heat exchange cycle.
【００２３】Ｊ字状の流出配管６の最も低位置になる部
分には、孔部６ｂが形成されている。この孔部６ｂは、
冷媒中に、熱交換サイクルを循環させるコンプレッサー
を潤滑するオイルが流出した場合に、圧力容器１で、分
離・貯留し、オイルを再び熱交換サイクル間に循環させ
る機能を有する。A hole 6b is formed at the lowest position of the J-shaped outflow pipe 6. This hole 6b is
When oil lubricating the compressor that circulates the heat exchange cycle flows out of the refrigerant, the pressure vessel 1 has a function of separating and storing the oil and circulating the oil again during the heat exchange cycle.
【００２４】例えば、冷媒中から分離され、タンク部材
３の底部３ｂに貯留されたオイルＡは、Ｊ字管６の孔部
６ａから通流し、再び熱交換サイクルを循環する。For example, the oil A separated from the refrigerant and stored in the bottom 3b of the tank member 3 flows through the hole 6a of the J-tube 6, and circulates again in the heat exchange cycle.
【００２５】また、本例の圧力容器１を構成するタンク
部材３は、前記ヘッド部材２を嵌合する開口部３ａに、
タンク部材３の他の部位よりも肉厚となる肉厚部３ｃを
備えている。The tank member 3 constituting the pressure vessel 1 of this embodiment has an opening 3a in which the head member 2 is fitted.
The tank member 3 has a thick portion 3c which is thicker than other portions.
【００２６】例えば、肉厚部３ｃは、タンク部材３の他
の部位よりも１．５倍の肉厚となるように形成してい
る。For example, the thick portion 3c is formed to be 1.5 times as thick as other portions of the tank member 3.
【００２７】また、ヘッド部材２とタンク部材３は、ヘ
ッド部材２及びタンク部材３が当接される周縁にテーパ
部２ａ及び３ｄが形成されている。ヘッド部材２のテー
パ部２ａと、タンク部材３のテーパ部３ｃ間にろう材が
満たされて、ヘッド部材２及びタンク部材３がろう付け
又は溶接されて接合される。図中Ｘは、加熱溶融されて
ヘッド部材２及びタンク部材３を接合したろう材（例え
ば、溶接その他のろう材）を示す。Further, the head member 2 and the tank member 3 are formed with tapered portions 2a and 3d on the peripheral edge where the head member 2 and the tank member 3 come into contact. The brazing material is filled between the tapered portion 2a of the head member 2 and the tapered portion 3c of the tank member 3, and the head member 2 and the tank member 3 are joined by brazing or welding. In the figure, X indicates a brazing material (for example, welding or other brazing material) which is heated and melted to join the head member 2 and the tank member 3 together.
【００２８】ヘッド部材２及びタンク部材３を加熱接合
するろう付けを行うと、ヘッド部材２及びタンク部材３
は、ろう付け時の高温加熱による影響を受ける。すなわ
ち、ヘッド部材２及びタンク部材３には、ろう付け又は
溶接時の高温加熱により、タンク部材３の開口部３ａ
に、焼もどしによる強度低下の問題を生じる。When brazing for heating and joining the head member 2 and the tank member 3 is performed, the head member 2 and the tank member 3
Is affected by high temperature heating during brazing. That is, the head member 2 and the tank member 3 are heated by high temperature during brazing or welding, so that the opening 3a of the tank member 3 is formed.
In addition, there arises a problem of a decrease in strength due to tempering.
【００２９】しかし、本例のタンク部材３は、開口部３
ａに肉厚部３ｂを備えているため、ヘッド部材２及びタ
ンク部材３の接合部の強度を向上させている。However, the tank member 3 of this embodiment has the opening 3
Since the thick portion 3a is provided with the thick portion 3a, the strength of the joint between the head member 2 and the tank member 3 is improved.
【００３０】従って、圧力容器の耐圧性を確保し、冷凍
装置を構成する器機の部材強度の劣化によって生じる冷
媒洩れ等の問題を発生することなく、耐久性・安全性を
向上した冷凍装置を提供することができる。Accordingly, there is provided a refrigerating apparatus having improved pressure resistance of a pressure vessel and having improved durability and safety without causing a problem such as refrigerant leakage caused by deterioration of the strength of members constituting the refrigerating apparatus. can do.
【００３１】タンク部材の開口部に肉厚部を設ける場
合、図１に示すように、タンク部材３の内周方向に向け
て肉厚とする場合と、図２に示すように、タンク部材７
の外周方向に向けて肉厚とすることが考えられる。When a thick portion is provided at the opening of the tank member, as shown in FIG. 1, the thickness is increased in the inner circumferential direction of the tank member 3, and as shown in FIG.
It is conceivable to increase the wall thickness in the outer circumferential direction of.
【００３２】例えば、タンク部材３の内周方向に向けて
肉厚となる肉厚部３ｂを備えていると、圧力容器１の外
形が拡大しないため、スペースが限られた車体に冷凍装
置を設置した場合に、設置の自由度を確保することが可
能となる。For example, if the tank member 3 is provided with the thick portion 3b which becomes thicker in the inner circumferential direction, the outer shape of the pressure vessel 1 does not expand, so that the refrigeration system is installed on a vehicle body with limited space. In this case, it is possible to secure the degree of freedom of installation.
【００３３】また、図２に示すように、本例の圧力容器
１０は、タンク部材７の肉厚部７ｂをタンク部材７の外
周方向に向けて肉厚とした場合、タンク部材７の開口部
７ａに形成されるテーパ部７ｃが大きくなるため、ヘッ
ド部材２のテーパ部２ａと、タンク部材７のテーパ部７
ｃ間に形成されるフィレット（ろう材又は溶接）Ｙが大
きくなり、接合強度を増大して、ろう付け性又は溶接性
の向上を図ることができる。As shown in FIG. 2, in the pressure vessel 10 of this embodiment, when the thick portion 7b of the tank member 7 is thickened toward the outer peripheral direction of the tank member 7, the opening of the tank member 7 is formed. 7a, the tapered portion 2a of the head member 2 and the tapered portion 7c of the tank member 7 are increased.
The fillet (brazing material or welding) Y formed between c becomes large, the joining strength is increased, and the brazing property or weldability can be improved.
【００３４】次に、圧力容器１１の接合部を補強する他
の手段について説明する。Next, another means for reinforcing the joint of the pressure vessel 11 will be described.
【００３５】図３は、ヘッド部材１２及ぶタンク部材１
３から構成される圧力容器１１が構成され、タンク部材
１３の開口部にヘッド部材１２を嵌着し、ろう付け等の
接合加熱手段を用いて、ヘッド部材１２をタンク部材１
３の開口部に接合している。図中Ｚは、ヘッド部材１２
及びタンク部材１３をろう付け接合したろう材又は溶接
等を示す。FIG. 3 shows the head member 12 and the tank member 1.
The pressure vessel 11 is composed of the tank member 13 and the head member 12 is fitted into the opening of the tank member 13 and the head member 12 is connected to the tank member 1 by using a joining heating means such as brazing.
3 is joined to the opening. In the figure, Z is the head member 12.
And a brazing material or welding or the like in which the tank member 13 is brazed and joined.
【００３６】本例においては、ヘッド部材１２及びタン
ク部材１３が接合されたろう材Ｚの近傍であるタンク部
材１３の外周に補強部材２０を設けている。In this embodiment, the reinforcing member 20 is provided on the outer periphery of the tank member 13 near the brazing material Z to which the head member 12 and the tank member 13 are joined.
【００３７】補強部材２０は、タンク部材１３と略一致
する曲率を有する当接部２０ａを有し、当接部２０ａの
両端部に接合部２０ｂ，２０ｂを設け、前記接合部２０
ｂ，２０ｂに図示を省略したボルト孔を設け、このボル
ト孔にボルト２１を挿入して、ボルト締めにより、補強
手段２０をタンク部材１３周囲に設置している。The reinforcing member 20 has a contact portion 20a having a curvature substantially coinciding with the tank member 13. Joint portions 20b and 20b are provided at both ends of the contact portion 20a.
A bolt hole (not shown) is provided in b and 20b, a bolt 21 is inserted into the bolt hole, and the reinforcing means 20 is installed around the tank member 13 by bolting.
【００３８】この補強手段２０によりヘッド部材１２と
タンク部材１３の接合部位が補強される。The joint between the head member 12 and the tank member 13 is reinforced by the reinforcing means 20.
【００３９】すなわち、ヘッド部材１２及びタンク部材
１３は、ろう付け又は溶接等によって加熱接合される際
に、接合部は、ろう付け又は溶接時の高温加熱により生
じる強度低下を起因として、気密・液密性を保つことが
困難となる。また、圧力容器に係る圧力負荷等によっ
て、破壊等を生じやすくなる。That is, when the head member 12 and the tank member 13 are joined by heating by brazing or welding, the joint is airtight and liquid-tight due to a decrease in strength caused by high-temperature heating during brazing or welding. It is difficult to maintain the tightness. Further, destruction or the like is likely to occur due to a pressure load or the like applied to the pressure vessel.
【００４０】本例においては、ヘッド部材１２及びタン
ク部材１３の周囲に補強手段２０を設置しているため、
加熱によって強度が低下した、ヘッド部材１２とタンク
部材１３が補強され、また、ヘッド部材１２及びタンク
部材１３の真円度が保たれるため、気密・液密性を確保
して、高い耐圧性を確保した圧力容器を提供することが
できる。従って、冷媒洩れ等を生じることなく冷凍装置
の耐久性、安全性を向上することが可能となる。In this embodiment, since the reinforcing means 20 is provided around the head member 12 and the tank member 13,
Since the head member 12 and the tank member 13 whose strength has been reduced by heating are reinforced and the roundness of the head member 12 and the tank member 13 is maintained, airtightness and liquid tightness are ensured, and high pressure resistance is maintained. Pressure vessel can be provided. Therefore, it is possible to improve the durability and safety of the refrigeration apparatus without causing refrigerant leakage or the like.
【００４１】なお、補強部材は、本例に限らず、例え
ば、第１及び第２の補強部材をタンク部材周囲に設置
し、前記２つの補強部材をボルト締めによって補強する
補強部材を用いることも可能である。The reinforcing member is not limited to this example. For example, it is also possible to use a reinforcing member in which first and second reinforcing members are installed around the tank member and the two reinforcing members are reinforced by bolting. It is possible.
【００４２】[0042]
【発明の効果】以上説明したように、本発明は、内部又
は外部から圧力負荷を受ける圧力容器において、前記圧
力容器は、複数の部材をい加熱接合手段で接合してな
り、前記部材には、前記加熱接合手段の影響にて材料強
度が変化する部分を補強する補強手段を設けた構成の圧
力容器である。As described above, the present invention relates to a pressure vessel which receives a pressure load from the inside or the outside, wherein the pressure vessel is formed by joining a plurality of members by heating joining means. A pressure vessel provided with reinforcing means for reinforcing a portion where the material strength changes under the influence of the heat joining means.
【００４３】このように、圧力容器を構成する部材は、
加熱接合手段の影響にて材料強度が変化する部分に補強
手段が設けられているため、圧力容器の耐圧性を向上す
ることが可能となり、圧力負荷に耐え得る圧力容器を提
供できる。As described above, the members constituting the pressure vessel are:
Since the reinforcing means is provided at a portion where the material strength changes due to the influence of the heat joining means, the pressure resistance of the pressure vessel can be improved, and a pressure vessel capable of withstanding a pressure load can be provided.
【００４４】また、前記補強手段として、前記加熱接合
手段の影響にて材料強度が変化する部分を他の部分より
も肉厚とした補強手段を設けているため、加熱による焼
きもどしにより、強度低下した部分の変形を防止し、気
密性・液密性を保って、耐圧性を確保した圧力容器を提
供可能となる。Further, since the reinforcing means having a portion where the material strength changes under the influence of the heating and joining means is made thicker than other portions is provided, the strength is reduced by tempering by heating. It is possible to provide a pressure vessel that prevents deformation of the part and maintains airtightness and liquid tightness and ensures pressure resistance.
【００４５】また、前記補強手段は、前記加熱接合手段
の影響にて材料強度が変化する部分に他の部材を装着し
て設けているため、加熱による焼きもどしにより、強度
低下した部分の変形を防止し、気密性・液密性を保っ
て、耐圧性を確保した圧力容器を提供可能となる。Further, since the reinforcing means is provided by attaching another member to a portion where the material strength changes under the influence of the heating and joining means, deformation of the portion whose strength has been reduced by tempering by heating is provided. It is possible to provide a pressure vessel that prevents pressure, maintains airtightness and liquid tightness, and ensures pressure resistance.
【００４６】本発明の圧力容器が、冷凍装置の受液器又
は蒸気貯蔵器であると、圧力負荷に耐え得る圧力容器で
あるため、例えば、冷凍装置を通流する冷媒として、耐
圧性要求の高い冷媒を用いた場合であっても、耐圧性を
確保でき、冷媒漏れ等を生じない、耐久性及び安全性の
高い冷凍装置を提供可能となる。If the pressure vessel of the present invention is a liquid receiver or a vapor storage of a refrigerating apparatus, it is a pressure vessel capable of withstanding a pressure load. Even when a high refrigerant is used, it is possible to provide a refrigeration apparatus that can ensure pressure resistance, does not cause refrigerant leakage, and has high durability and safety.
【００４７】[0047]
【図１】本発明の具体例に係り、圧力容器の概略構成を
示す断面図である。FIG. 1 is a sectional view showing a schematic configuration of a pressure vessel according to a specific example of the present invention.
【図２】本発明の他の具体例に係り、圧力容器の概略構
成を示す断面図である。FIG. 2 is a cross-sectional view showing a schematic configuration of a pressure vessel according to another specific example of the present invention.
【図３】本発明の他の具体例に係り、補強部材を設けた
圧力容器の一部を示す斜視図である。FIG. 3 is a perspective view showing a part of a pressure vessel provided with a reinforcing member according to another embodiment of the present invention.
１ 圧力容器 ２ ヘッド部材 ２ａ テーパ部 ３ タンク部材 ３ａ 開口部 ３ｂ 底部 ３ｃ 肉厚部 ３ｄ テーパ部 ４ 流入孔 ５ 流出孔 ６ 流出配管 ６ａ 開口 ６ｂ 孔部 ７ タンク部材 ７ａ 開口 ７ｂ 底部 ７ｃ 肉厚部 ７ｄ テーパ部 １０ 圧力容器 １１ 圧力容器 １２ ヘッド部材 １３ タンク部材 ２０ 補強部材 ２０ａ 当接部 ２０ｂ 平面部 ２１ ボルト Ａ オイル Ｂ 冷媒 Ｘ ろう材又は溶接 Ｙ ろう材又は溶接 Ｚ ろう材又は溶接 Reference Signs List 1 pressure vessel 2 head member 2a taper portion 3 tank member 3a opening 3b bottom 3c thick portion 3d taper portion 4 inflow hole 5 outflow hole 6 outflow pipe 6a opening 6b hole 7 tank member 7a opening 7b bottom 7c thick 7d Tapered part 10 Pressure vessel 11 Pressure vessel 12 Head member 13 Tank member 20 Reinforcement member 20a Abutment part 20b Flat part 21 Bolt A Oil B Refrigerant X Brazing material or welding Y Brazing material or welding Z Brazing material or welding
フロントページの続き (72)発明者 杉田 隆司 埼玉県大里郡江南町大字千代字東原39番地 株式会社ゼクセル江南工場内Continued on the front page (72) Inventor Ryuji Sugita 39, Higashihara, Chiyo, Odai-gun, Osato-gun, Saitama Prefecture Inside of the Xexel Konan Plant
Claims (4)
容器において、 前記圧力容器は、複数の部材を加熱接合手段で接合して
なり、 前記部材には、前記加熱接合手段の影響にて材料強度が
変化する部分を補強する補強手段を設けたことを特徴と
する圧力容器。1. A pressure vessel which receives a pressure load from inside or outside, wherein the pressure vessel is formed by joining a plurality of members by a heat joining means, and the member has a material strength under the influence of the heat joining means. A pressure vessel provided with reinforcing means for reinforcing a portion where the pressure changes.
響にて材料強度が変化する部分を、他の部分よりも肉厚
にして設けたことを特徴とする前記請求項１記載の圧力
容器。2. The pressure vessel according to claim 1, wherein the reinforcing means is provided with a portion where the material strength changes under the influence of the heating and joining means so as to be thicker than other portions. .
響にて材料強度が変化する部分に、他の部材を装着して
設けたことを特徴とする前記請求項１記載の圧力容器。3. The pressure vessel according to claim 1, wherein the reinforcing means is provided by attaching another member to a portion where the material strength changes under the influence of the heat joining means.
蒸気貯蔵器であることを特徴とする前記請求項１乃至３
いずれか記載の圧力容器。4. The pressure vessel according to claim 1, wherein the pressure vessel is a liquid receiver or a vapor storage of a refrigerating apparatus.
The pressure vessel according to any one of the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11113064A JP2000304384A (en) | 1999-04-21 | 1999-04-21 | Pressure container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11113064A JP2000304384A (en) | 1999-04-21 | 1999-04-21 | Pressure container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000304384A true JP2000304384A (en) | 2000-11-02 |
Family
ID=14602598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11113064A Pending JP2000304384A (en) | 1999-04-21 | 1999-04-21 | Pressure container |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000304384A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008012262A1 (en) | 2007-03-05 | 2008-12-11 | Denso Corp., Kariya-shi | Coolant tank and collector |
| CN114484940A (en) * | 2022-01-06 | 2022-05-13 | 青岛海尔空调器有限总公司 | Heat exchanger and air conditioner |
-
1999
- 1999-04-21 JP JP11113064A patent/JP2000304384A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008012262A1 (en) | 2007-03-05 | 2008-12-11 | Denso Corp., Kariya-shi | Coolant tank and collector |
| CN114484940A (en) * | 2022-01-06 | 2022-05-13 | 青岛海尔空调器有限总公司 | Heat exchanger and air conditioner |
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