JPH0431678A - Hermetic compressor - Google Patents

Hermetic compressor

Info

Publication number
JPH0431678A
JPH0431678A JP13645990A JP13645990A JPH0431678A JP H0431678 A JPH0431678 A JP H0431678A JP 13645990 A JP13645990 A JP 13645990A JP 13645990 A JP13645990 A JP 13645990A JP H0431678 A JPH0431678 A JP H0431678A
Authority
JP
Japan
Prior art keywords
frame body
frame
compressor
resistance
cylinder
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
Application number
JP13645990A
Other languages
Japanese (ja)
Inventor
Kiyoshi Tanaka
清 田中
Motohiko Osano
元彦 小佐野
Koichi Kawakami
浩一 川上
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP13645990A priority Critical patent/JPH0431678A/en
Publication of JPH0431678A publication Critical patent/JPH0431678A/en
Pending legal-status Critical Current

Links

Landscapes

  • Compressor (AREA)

Abstract

PURPOSE:To make a device light in weight, small in size and much more noiseless by forming a frame body out of engineering plastics excellent in cooling medium resistance, oil resistance and heat resistance in a device in the hermetic container of which the frame body and both a compressor section and motor section are housed while the frame body is being held by both of the aforesaid sections. CONSTITUTION:In a hermetic compressor, a frame body 5 and both a compressor section 4 and a motor section 4 are housed in while the frame body is being held by both of the aforesaid sections in a hermetic container 2, and concurrently both of the aforesaid sections 3 and 4 are mutually connected with a rotating shaft 6. The motor section 3 is made up out of a stator 7 on which a coil 9 is winded, and of a rotor 8, meanwhile, the compressor section 4 is made up out of a ball joint type piston 10 which is slidably reciprocated within a cylinder 9a, a connecting rod 12 which connects the piston with the crank pin 11 of the rotating shaft 6 and of the like. In this case, the frame body 5 is made up out of both an upper frame body 5a and a lower frame body 5b which are in the shape of a vessel, and are excellent in cooling medium resistance, oil resistance, and heat resistance while being thermally fusion bonded, so that the motor section 3 is thereby covered by these frame bodies 5a and 5b.

Description

【発明の詳細な説明】 (イ)産業上の利用分野 本発明は冷蔵庫や冷凍ショーケース等に使用される密閉
型圧縮機に関する。
DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a hermetic compressor used in refrigerators, freezer showcases, and the like.

(ロ)従来の技術 従来、この種の密閉型圧縮機は特公昭62−30311
号公報等に記載されているように、蕗閉容器内に、枠体
と、この枠体に装着された電動機部及び圧縮機部を収納
し、これら両機部を回転軸にて連結すると共に、前記圧
縮機部のシリンダの開口をバルブプレート及びシリンダ
ヘッドテ閉!’して構成される。ここで、密閉容器は通
常4〜5kg/cm2の内圧が加わる圧力容器であるた
め。
(b) Conventional technology Conventionally, this type of hermetic compressor was
As described in the publication, a frame body, a motor part and a compressor part attached to the frame body are housed in a closed container, and these two machine parts are connected by a rotating shaft, Close the cylinder opening of the compressor section with the valve plate and cylinder head! ' and then configured. Here, the closed container is usually a pressure container to which an internal pressure of 4 to 5 kg/cm2 is applied.

一般的に鋼板の深絞り加工にて成形されtc一対のカッ
プ状容器の溶接により形成されている。また、運転時に
おける密閉容器内の雰囲気温度は、通常100°C以上
に達するため、前記枠体は鋳物の鋳造にて形成されてお
り、しかも、ピストンが摺動するシリンダや回転軸の軸
受を一体的に形成して電動機部のステータコアに装着さ
れている。また、シリンダ内を往復動するピストンは所
謂ポルジヨイント方式によって回転軸のクランクピンと
連結され、シリンダ内を往復摺動する。
Generally, it is formed by deep drawing a steel plate and welding a pair of cup-shaped containers. In addition, since the ambient temperature inside the closed container during operation usually reaches 100°C or higher, the frame body is formed by casting, and the cylinder on which the piston slides and the bearing of the rotating shaft are not included. It is integrally formed and attached to the stator core of the electric motor section. Further, the piston, which reciprocates within the cylinder, is connected to a crank pin of a rotating shaft by a so-called polge joint method, and reciprocates within the cylinder.

(ハ)発明が解決しようとする課題 しかしながら上記の構成によると、枠体は鋳鉄の鋳造に
より形成されているため、質量が比較的重く圧縮機の重
量を増加するという問題があるばかりでなく、絶縁不良
を考慮して該枠体と電動機部のコイルとの間隔を十分確
保しなければならす、圧縮機の高さ寸法が高くなるとい
う問題があった。また、電動機部は密閉容器内で露比し
ているため、モータ音がそのまま容器に伝わってしまい
騒音を助長するという問題があった。
(c) Problems to be Solved by the Invention However, according to the above configuration, since the frame body is formed by casting cast iron, there is not only a problem that the mass is relatively heavy and increases the weight of the compressor. There is a problem in that a sufficient distance between the frame and the coil of the motor section must be ensured in consideration of poor insulation, which increases the height of the compressor. Further, since the electric motor section is in a closed container, there is a problem in that the motor noise is directly transmitted to the container, which increases the noise.

本発明は斯る点に鑑みなされたものであり、枠体の質量
を減少して圧縮機の軽量化を図るだけでなく、小型化及
び静音化をも促進できる密閉型圧縮機を提供することを
目的とする。
The present invention has been made in view of the above, and an object of the present invention is to provide a hermetic compressor that not only reduces the mass of the frame body to make the compressor lighter, but also promotes downsizing and noise reduction. With the goal.

(ニ)課題を解決するための手段 本発明は、密閉容器内に、枠体と、この枠体を挟んで圧
縮機部と電動機部とを収納してなるものにおいて、前記
枠体を、耐冷媒性、耐油性、耐熱性を有するエンジニア
リングプラスチックにて形成したものである。
(d) Means for Solving the Problems The present invention has a frame body, and a compressor part and an electric motor part sandwiched between the frame body and housed in a closed container. It is made of engineering plastic that has refrigerant properties, oil resistance, and heat resistance.

また、枠体を、器状に形成された二つの器体の溶着によ
り、電動機部を被うように形成したものである。
Further, the frame is formed by welding two container-shaped containers so as to cover the electric motor section.

また、器体には、ピストンが摺動するシリンダと、回転
軸の軸受とを一体形成したものである。
Moreover, a cylinder on which a piston slides and a bearing for a rotating shaft are integrally formed in the container body.

更に、密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなり、前記枠体に、ピストン
が摺動するシリンダを装着しているものにおいて、前記
枠体を、耐冷媒性、耐油性、耐熱性を有するエンジニア
リングプラスチックにて形成すると共にこの枠体に突起
を立設し、この突起を熱溶着することにより、前記シリ
ンダを枠体に固着しtこものである。
Furthermore, in the airtight container, a frame body, a compressor part and an electric motor part are housed with the frame body sandwiched therebetween, and a cylinder on which a piston slides is attached to the frame body, The frame body is formed of an engineering plastic having refrigerant resistance, oil resistance, and heat resistance, and projections are provided on the frame body, and the cylinders are fixed to the frame body by heat welding the projections. It's a small thing.

また、密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなり、且つ、前記圧縮機部に
シリンダの開口端面を閉塞するバルブプレートを設けて
いるものにおいて、前記枠体を、耐冷媒性、耐油性、耐
熱性を有するエンジニアリングプラスチックにて形成す
ると共に、この枠体にバルブプレートを一体形成したも
のである。
Further, a frame body, a compressor part and an electric motor part are housed in the airtight container with the frame body sandwiched therebetween, and the compressor part is provided with a valve plate that closes the open end surface of the cylinder. In this invention, the frame is made of an engineering plastic having refrigerant resistance, oil resistance, and heat resistance, and a valve plate is integrally formed on the frame.

(ホ)作用 本発明の往復動式圧縮機は上記の構成により、以下の作
用を奏する。
(E) Function The reciprocating compressor of the present invention has the following functions due to the above-mentioned configuration.

枠体を、耐冷媒性、耐油性、耐熱性を有するエンジニア
リングプラスチックにて形成したので、枠体の重量を低
減し、圧縮機の軽量化を図ることができると共に、該枠
体と電動機部との間隔を小さくすることが可能となり、
圧縮機の高さ寸法を低くできる。
Since the frame is made of engineering plastic that is resistant to refrigerants, oil, and heat, it is possible to reduce the weight of the frame and reduce the weight of the compressor. It becomes possible to reduce the interval between
The height of the compressor can be reduced.

また、枠体は、器状に形成された二つの器体の溶着によ
り、電動機部を被うように形成されているため、電動機
部から発生するモータ音を遮断することができ、密閉容
器外へ漏れるモータ音を抑制して圧縮機の騒音を低減で
きる。
In addition, the frame body is formed by welding two vessel-shaped bodies to cover the electric motor part, so it is possible to block the motor noise generated from the electric motor part, and it is possible to protect the airtight container from outside. Compressor noise can be reduced by suppressing motor noise leaking to the engine.

更に、器体には、ピストンが摺動するシリンダと、回転
軸の軸受とを一体形成したので、各摺動面での摺動抵抗
を低減して入力増加を防ぎ、圧縮機の成績係数を向上で
きる。
Furthermore, since the cylinder on which the piston slides and the bearing of the rotating shaft are integrally formed in the body, the sliding resistance on each sliding surface is reduced, preventing an increase in input power, and improving the coefficient of performance of the compressor. You can improve.

また、密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなり、前記枠体に、ピストン
が摺動するシリンダを装着しているものにおいて、前記
枠体を、耐冷媒性、耐油性、耐熱性を有するエンジニア
リングプラスチックにて形成すると共にこの枠体に突起
を立設し、この突起を熱溶着することにより、前記シリ
ンダを枠体に固着したので、シリンダを枠体へ取り付は
際のボルト締め付は力で生じていたシリンダボアの歪み
を防止することができ、摺動隙間を適正に維持して圧縮
効率を向上できる。
Further, in the airtight container, a frame body, a compressor part and an electric motor part are housed with the frame body sandwiched therebetween, and a cylinder on which a piston slides is attached to the frame body. The cylinder is fixed to the frame by forming the frame from an engineering plastic that is resistant to refrigerants, oil, and heat, and by providing protrusions on the frame and heat welding the protrusions. Tightening the bolts when attaching the cylinder to the frame can prevent distortion of the cylinder bore caused by force, maintain an appropriate sliding gap, and improve compression efficiency.

また、密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなり、且つ、前記圧縮機部に
シリンダの開口端面を閉塞するバルブプレートを設けて
いるものにおいて、前記枠体を、耐冷媒性、耐油性、耐
熱性を有するエンジニアリングプラスチックにて形成す
ると共に、この枠体にバルブプレートを一体形成したの
で、該プレートの成形時に吸入孔や吐出孔、更には平坦
度の高い端面を形成することができ、切削加工を不要と
してコストダウンを促進できる。
Further, a frame body, a compressor part and an electric motor part are housed in the airtight container with the frame body sandwiched therebetween, and the compressor part is provided with a valve plate that closes the open end surface of the cylinder. In this invention, the frame body is made of an engineering plastic having refrigerant resistance, oil resistance, and heat resistance, and the valve plate is integrally formed with the frame body, so that when the plate is molded, the intake hole, the discharge hole, Furthermore, it is possible to form an end face with a high degree of flatness, and cutting is not required, thereby promoting cost reduction.

(へ)実施例 以下、本発明の実施例を第1図乃至第4図に基ずいて説
明する。
(F) Embodiments Hereinafter, embodiments of the present invention will be explained based on FIGS. 1 to 4.

第1図において、1は密閉容器内2に、枠体5と、この
枠体を挟んで圧縮機部4と電動機部3とを収納すると共
に前記同機部3,4を回転軸6にて連結してなるΔ閉型
圧縮機である。前記電動機部3はコイル9を巻装したス
テータ7とロータ8とから構成される。前記圧縮機部4
は、前記ステタフの上面に固着され、シリンダ9aを一
体形成した上部枠体5aと、前記シリンダ9a内を往復
摺動するボールジヨイント式のピストン10と、このピ
ストンと回転軸6のクランクピン11を連結する連結棒
J2と、前記シリンダ9aの開口端面を閉塞するバルブ
プレート13及びシリンダヘッド14とから構成される
。15は前記回転軸5に一体的に形成されたバランサー
である。
In FIG. 1, 1 houses a frame 5, a compressor section 4 and an electric motor section 3 with the frame in between, and connects the same machine sections 3 and 4 with a rotating shaft 6 in a closed container 2. This is a Δ closed type compressor. The electric motor section 3 is composed of a stator 7 and a rotor 8 around which a coil 9 is wound. The compressor section 4
The upper frame 5a is fixed to the upper surface of the stator and has a cylinder 9a integrally formed therein, a ball joint type piston 10 that slides back and forth within the cylinder 9a, and a crank pin 11 of the piston and the rotating shaft 6. The valve plate 13 and cylinder head 14 close the open end surface of the cylinder 9a. 15 is a balancer formed integrally with the rotating shaft 5.

而して、前記枠体5は、耐冷媒性、耐油性、耐熱性を有
するエンジニアリングプラスチックにて形成された2つ
の器状の上部枠体5aと下部枠体5bとの熱溶着により
形成されており、これら枠体5a、5bにて前記電動機
部3を被っている。
The frame 5 is formed by thermally welding two container-shaped upper frames 5a and lower frames 5b made of engineering plastics having refrigerant resistance, oil resistance, and heat resistance. The electric motor section 3 is covered by these frames 5a and 5b.

器体5aには、上記したシリンダ9aの他に、回転軸6
の軸受16が一体形成されている。ここでエンジニアリ
ングプラスチックとは、引張強度5kg/mm2以上、
長期耐熱温度】00°C以上の合成樹脂であるが、本発
明にあっては、特に線膨張係数が鋳鉄のそれ(1、I 
X 10−5/°C)に近く、耐冷媒性、耐油性、耐熱
性に優れた熱硬化性のエンジニアリングプラスチック、
例えば、強化エポキシ樹脂、強化ポリアミド樹脂等で形
成するのが好ましい、尚、強化樹脂とは、ガラス繊維や
炭素繊維等のフィラーが入った樹脂である。
In addition to the cylinder 9a described above, the vessel body 5a includes a rotating shaft 6.
A bearing 16 is integrally formed. Here, engineering plastics are those with a tensile strength of 5 kg/mm2 or more,
Although it is a synthetic resin with a long-term heat resistance temperature of 00°C or higher, in the present invention, it is particularly important that the coefficient of linear expansion is that of cast iron (1, I
A thermosetting engineering plastic with excellent refrigerant resistance, oil resistance, and heat resistance.
For example, it is preferable to use reinforced epoxy resin, reinforced polyamide resin, or the like. Note that the reinforced resin is a resin containing filler such as glass fiber or carbon fiber.

このように構成された密閉型圧縮機において、枠体5は
、耐冷媒性、耐油性、耐熱性を有するエンジニアリング
プラスチックにて形成されているので、該枠体の重量は
低減され、圧縮機の軽量化を図ることができると共に、
該枠体5と電動機部3のコイル9との間隔を小さくして
両者を接近させても絶縁不良等の心配は無いため、圧縮
機の高さ寸法を低(できる。
In the hermetic compressor configured in this way, the frame 5 is made of engineering plastic that has refrigerant resistance, oil resistance, and heat resistance, so the weight of the frame is reduced and the compressor In addition to being able to reduce weight,
Even if the distance between the frame 5 and the coil 9 of the motor section 3 is made small and the two are brought close to each other, there is no fear of poor insulation, so the height of the compressor can be reduced.

また、枠体5は、器状に形成された上部枠体5a及び下
部枠体5bの熱溶着により、電動機部3を被うように形
成されているため、電動機部3から発生するモータ音を
これら枠体5a、5bで遮断することができ、密閉容器
2外へ漏れるモータ音を抑制して圧縮機の騒音を低減で
きる。
Furthermore, since the frame 5 is formed by heat welding the upper frame 5a and the lower frame 5b, which are shaped like a container, to cover the electric motor section 3, the motor noise generated from the electric motor section 3 can be suppressed. These frames 5a and 5b can block the noise, suppressing the motor noise leaking outside the closed container 2, and reducing the noise of the compressor.

更に、枠体5aには、ピストン10が摺動するシリンダ
9aと、回転軸6の軸受16とを一体形成したので、枠
体の自己潤滑性により各摺動面での摺動抵抗を低減して
入力増加を防ぎ、圧縮機の成績係数を向上できる。
Furthermore, since the cylinder 9a on which the piston 10 slides and the bearing 16 of the rotating shaft 6 are integrally formed in the frame 5a, the self-lubricating property of the frame reduces the sliding resistance on each sliding surface. This can prevent an increase in input power and improve the coefficient of performance of the compressor.

また、他の実施例として第2図に示すように、枠体20
.21とシリンダ23を別体として、この枠体20.2
1をエンジニアリングプラスチックで、シリンダ23を
鋼管にて形成すると共に、シリンダ23の開口端面を閉
塞するバルブブレト24を前記枠体20に一体形成すれ
ば、枠体20の成形時に該プレート24、冷媒ガスの吸
入孔25、吐出孔26、更には平坦度の高いプレートの
両端面を同時に形成することができ、切削加工を不要と
してコストダウンを促進できる。
In addition, as another embodiment, as shown in FIG.
.. 21 and cylinder 23 as separate bodies, this frame 20.2
1 is made of engineering plastic, and the cylinder 23 is made of a steel pipe. If the valve bullet 24 that closes the open end surface of the cylinder 23 is integrally formed on the frame 20, the plate 24 and the refrigerant gas will be removed when the frame 20 is molded. The suction hole 25, the discharge hole 26, and both end faces of the plate with high flatness can be formed simultaneously, and cutting is not required, thereby promoting cost reduction.

更に、他の実施例として第3図及び第4図に示すように
、エンジニアリングプラスチック製の枠体30の上面に
突起31を形成すると共に、金属製酸るいはエンジニア
リングプラスチック製のシリンダ32に孔33を形成し
、この孔33に突起31を挿入した後、突起の上部を熱
溶着することにより、枠体30とシリンダ32を結合す
れば、従来のようにボルト結合による締付力でシリンダ
ボアが歪んだりするのを防止することができ、シリンダ
ボア寸法の適正化により圧縮効率を向上できる。
Furthermore, as shown in FIGS. 3 and 4, as another embodiment, a protrusion 31 is formed on the upper surface of a frame 30 made of engineering plastic, and a hole 33 is formed in a cylinder 32 made of metal or engineering plastic. If the frame 30 and the cylinder 32 are connected by forming a projection 31 into the hole 33 and then heat welding the upper part of the projection, the cylinder bore will not be distorted by the tightening force of the bolt connection as in the conventional case. By optimizing cylinder bore dimensions, compression efficiency can be improved.

(ト)発明の効果 以上のように本発明によれば、枠体を、耐冷媒性、耐油
性、耐熱性を有するエンジニアリングプラスチックにて
形成したので、枠体の重量を低減し、圧縮機の軽量化を
図ることができると共に、該枠体と電動機部との間隔を
小さくすることが可能となり、圧縮機の高さ寸法を低く
できる。
(G) Effects of the Invention As described above, according to the present invention, the frame is made of engineering plastic that has refrigerant resistance, oil resistance, and heat resistance, so the weight of the frame can be reduced and the compressor can be It is possible to reduce the weight of the compressor, and also to reduce the distance between the frame and the electric motor, thereby reducing the height of the compressor.

また、枠体は、器状に形成された二つの器体の溶着によ
り、電動機部を被うように形成されているため、電動機
部から発生するモータ音を遮断することができ、密閉容
器外へ漏れるモータ音を抑制して圧縮機の騒音を低減で
きる。
In addition, the frame body is formed by welding two vessel-shaped bodies to cover the electric motor part, so it is possible to block the motor noise generated from the electric motor part, and it is possible to protect the airtight container from outside. Compressor noise can be reduced by suppressing motor noise leaking to the engine.

更に、器体には、ピストンが摺動するシリンダと、回転
軸の軸受とを一体形成したので、各摺動面での慴動抵抗
を低減して人力増加を防ぎ、圧縮機の成績係数を向上で
きる。
Furthermore, since the cylinder on which the piston slides and the bearing of the rotating shaft are integrally formed in the body, the sliding resistance on each sliding surface is reduced, preventing an increase in human labor and improving the coefficient of performance of the compressor. You can improve.

また、シリンダを枠体へ取り付は際のボルト締め付は力
で生じていたシリンダボアの歪みを防止することができ
、摺動隙間を適正に維持して圧縮効率を向上できる。
Further, tightening the bolts when attaching the cylinder to the frame can prevent distortion of the cylinder bore caused by force, and can maintain an appropriate sliding gap and improve compression efficiency.

また、バルブプレートプレートの成形時に吸入孔や吐出
孔、更には平坦度の高い端面を形成することができ、切
削加工を不要としてコストダウンを促進できる。
Further, when forming the valve plate plate, it is possible to form suction holes, discharge holes, and end surfaces with high flatness, and cutting is not required, thereby promoting cost reduction.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本発明の実施例を示す密閉型圧縮機の縦断面図
、第2図は他の実施例を示す密閉型圧縮機の縦断面図、
第3図及び第4図は更に他の実施例を示す密閉型圧縮機
の要部分解断面図と要部断面図である。 2・・・密閉容器、3・・・電動機部、4・・・圧縮機
部、5・・・枠体、5a・・・上部枠体、5b・・・下
部枠体。 第1 図 第2図
FIG. 1 is a longitudinal sectional view of a hermetic compressor showing an embodiment of the present invention, FIG. 2 is a longitudinal sectional view of a hermetic compressor showing another embodiment,
3 and 4 are an exploded sectional view and a sectional view of a main part of a hermetic compressor showing still another embodiment. 2... Sealed container, 3... Electric motor section, 4... Compressor section, 5... Frame body, 5a... Upper frame body, 5b... Lower frame body. Figure 1 Figure 2

Claims (5)

【特許請求の範囲】[Claims] (1)密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなるものにおいて、前記枠体
を、耐冷媒性、耐油性、耐熱性を有するエンジニアリン
グプラスチックにて形成したことを特徴とする密閉型圧
縮機。
(1) In an airtight container containing a frame, a compressor section, and an electric motor section sandwiching the frame, the frame is engineered to have refrigerant resistance, oil resistance, and heat resistance. A hermetic compressor characterized by being made of plastic.
(2)枠体は、器状に形成された二つの器体の溶着によ
り、電動機部を被うように形成されていることを特徴と
する請求項1記載の密閉型圧縮機。
(2) The hermetic compressor according to claim 1, wherein the frame body is formed so as to cover the electric motor section by welding two vessel-shaped vessels together.
(3)器体には、ピストンが摺動するシリンダと、回転
軸の軸受とが一体形成されていることを特徴とする請求
項2記載の密閉型圧縮機。
(3) The hermetic compressor according to claim 2, wherein the cylinder on which the piston slides and a bearing for the rotating shaft are integrally formed in the body.
(4)密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなり、前記枠体に、ピストン
が摺動するシリンダを装着しているものにおいて、前記
枠体を、耐冷媒性、耐油性、耐熱性を有するエンジニア
リングプラスチックにて形成すると共にこの枠体に突起
を立設し、この突起を熱溶着することにより、前記シリ
ンダを枠体に固着したことを特徴とする密閉型圧縮機。
(4) In an airtight container, a frame body, a compressor part and an electric motor part are housed with the frame body in between, and a cylinder on which a piston slides is attached to the frame body, The frame body is formed of an engineering plastic having refrigerant resistance, oil resistance, and heat resistance, and a protrusion is provided on the frame body, and the cylinder is fixed to the frame body by heat welding the protrusion. A hermetic compressor characterized by:
(5)密閉容器内に、枠体と、この枠体を挟んで圧縮機
部と電動機部とを収納してなり、且つ、前記圧縮機部に
シリンダの開口端面を閉塞するバルブプレートを設けて
いるものにおいて、前記枠体を、耐冷媒性、耐油性、耐
熱性を有するエンジニアリングプラスチックにて形成す
ると共に、この枠体にバルブプレートを一体形成したこ
とを特徴とする密閉型圧縮機。
(5) A frame body, a compressor part and an electric motor part are housed in a sealed container with the frame body sandwiched therebetween, and a valve plate is provided in the compressor part to close the opening end surface of the cylinder. A hermetic compressor, characterized in that the frame is made of an engineering plastic having refrigerant resistance, oil resistance, and heat resistance, and a valve plate is integrally formed on the frame.
JP13645990A 1990-05-25 1990-05-25 Hermetic compressor Pending JPH0431678A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13645990A JPH0431678A (en) 1990-05-25 1990-05-25 Hermetic compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13645990A JPH0431678A (en) 1990-05-25 1990-05-25 Hermetic compressor

Publications (1)

Publication Number Publication Date
JPH0431678A true JPH0431678A (en) 1992-02-03

Family

ID=15175611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13645990A Pending JPH0431678A (en) 1990-05-25 1990-05-25 Hermetic compressor

Country Status (1)

Country Link
JP (1) JPH0431678A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104948421A (en) * 2015-06-30 2015-09-30 安徽美芝制冷设备有限公司 Compressor
CN104989623A (en) * 2015-07-20 2015-10-21 安徽美芝制冷设备有限公司 Reciprocating compressor and rack thereof
JP2015206366A (en) * 2014-04-22 2015-11-19 周 文三 Weight-reducing type air compressor
CN106195028A (en) * 2016-08-31 2016-12-07 安徽美芝制冷设备有限公司 For the frame of reciprocating compressor and the compressor with it
CN106762549A (en) * 2017-01-17 2017-05-31 安徽美芝制冷设备有限公司 The frame of reciprocating compressor and the reciprocating compressor with it

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015206366A (en) * 2014-04-22 2015-11-19 周 文三 Weight-reducing type air compressor
CN104948421A (en) * 2015-06-30 2015-09-30 安徽美芝制冷设备有限公司 Compressor
CN104989623A (en) * 2015-07-20 2015-10-21 安徽美芝制冷设备有限公司 Reciprocating compressor and rack thereof
CN106195028A (en) * 2016-08-31 2016-12-07 安徽美芝制冷设备有限公司 For the frame of reciprocating compressor and the compressor with it
CN106762549A (en) * 2017-01-17 2017-05-31 安徽美芝制冷设备有限公司 The frame of reciprocating compressor and the reciprocating compressor with it

Similar Documents

Publication Publication Date Title
KR101484324B1 (en) Linear compressor and piston applied to it
KR100869197B1 (en) Linear compressor
US20050100456A1 (en) Hermetic compressor and freezing air-conditioning system
JP2004316647A (en) Compressor
US20080219868A1 (en) Linear Compressor Cylinder and Head Construction
JPH0431678A (en) Hermetic compressor
KR100646326B1 (en) A two-piece connecting rod for a reciprocating compressor and method for assembling a two-piece connecting rod
JP2005155438A (en) Hermetic compressor
JPH0454291A (en) Sealed type compressor
JPH0458082A (en) Hermetic type compressor
JPH0458084A (en) Hermetic type compressor
JPH0417784A (en) Slider of reciprocating compressor
JPH0968165A (en) Reciprocation compressor
KR100314026B1 (en) Driving system for lubricationless pulse tube refrigerator
JP2918196B2 (en) Compressor
KR20130092036A (en) Reciprocating compressor
JPH04103886A (en) Piston device of compressor
JP2002235667A (en) Refrigerant compressor
JP2017008809A (en) Compressor
KR20180089747A (en) Linear compressor
JP2009019544A (en) Hermetic reciprocating compressor
JP2002115652A (en) Linear compressor
KR100304584B1 (en) Piston junction apparatus for lubricationless pulse tube refrigerator
JP3643762B2 (en) Stirling thermal equipment
KR20180080586A (en) Reciprocating compressor