JPH1047253A - Enclosed motor-driven compressor - Google Patents
Enclosed motor-driven compressorInfo
- Publication number
- JPH1047253A JPH1047253A JP20159596A JP20159596A JPH1047253A JP H1047253 A JPH1047253 A JP H1047253A JP 20159596 A JP20159596 A JP 20159596A JP 20159596 A JP20159596 A JP 20159596A JP H1047253 A JPH1047253 A JP H1047253A
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- steel strip
- suction muffler
- projecting part
- hole
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
- F04B39/0072—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes characterised by assembly or mounting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は電気冷蔵庫等の冷凍
サイクルに接続される密閉型電動圧縮機の吸入マフラの
固定に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to fixing a suction muffler of a hermetic electric compressor connected to a refrigeration cycle such as an electric refrigerator.
【０００２】[0002]
【従来の技術】近年、密閉型電動圧縮機（以下圧縮機と
いう）はエネルギー効率の高いものが求められ、一般に
ダイレクトサクション方式における吸入マフラは合成樹
脂等の熱伝導率が低いものが適しているのは既に知られ
ている。2. Description of the Related Art In recent years, hermetic electric compressors (hereinafter referred to as compressors) have been required to have high energy efficiency. In general, a suction muffler of a direct suction type having a low thermal conductivity such as synthetic resin is suitable. It is already known.
【０００３】従来、密閉型電動圧縮機は特開平３−２５
８９８０号公報に記載されたものが知られる。Conventionally, hermetic electric compressors are disclosed in
What is described in 8980 gazette is known.
【０００４】図３，４に従来の圧縮機の構造を示してお
り、１は密閉容器、２は密閉容器１内に弾性支持された
圧縮要素、３は圧縮要素２の上に配設された電動要素で
ある。４は吸入マフラ、４ａは吸入マフラ４に設けられ
た連通管、７はシリンダヘッド、７ａはシリンダヘッド
７に設けた挿入穴、７ｂはシリンダヘッドに設けたねじ
穴、８はバネ部を有した鋼帯で、８ａは鋼帯に設けた
穴、９はネジである。吸入マフラの連通管４ａは挿入穴
７ａに挿入され、鋼帯８によりねじ穴７ｂとネジ９によ
り締結し吸入マフラが固定している。FIGS. 3 and 4 show the structure of a conventional compressor, in which 1 is a sealed container, 2 is a compression element elastically supported in the sealed container 1, and 3 is disposed on the compression element 2. It is an electric element. 4 is a suction muffler, 4a is a communication pipe provided in the suction muffler 4, 7 is a cylinder head, 7a is an insertion hole provided in the cylinder head 7, 7b is a screw hole provided in the cylinder head, and 8 has a spring portion. 8a is a hole provided in the steel strip, and 9 is a screw. The communication pipe 4a of the suction muffler is inserted into the insertion hole 7a, and is fastened by the steel strip 8 with the screw hole 7b and the screw 9, thereby fixing the suction muffler.
【０００５】以上のように構成された圧縮機において、
電動要素３によって駆動される圧縮機要素２には外部冷
却回路（図示せず）から密閉容器１を介し吸入マフラ４
内へ冷媒ガスが吸い込まれる。[0005] In the compressor configured as described above,
The compressor element 2 driven by the electric element 3 is provided with a suction muffler 4 from an external cooling circuit (not shown)
Refrigerant gas is sucked into the inside.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら、上記従
来の構成では吸入マフラ固定時、ネジを使用し固定する
ため、部品点数の増加によるコストアップと作業性が悪
化するという課題を有していた。However, in the above-mentioned conventional configuration, the suction muffler is fixed by using a screw when fixing the suction muffler. Therefore, there is a problem that the cost increases and the workability deteriorates due to an increase in the number of parts.
【０００７】本発明は、上記従来の課題を解決しようと
するもので、吸入マフラ固定時、安価で組立作業性を良
くすることを目的とする。An object of the present invention is to solve the above-mentioned conventional problems, and it is an object of the present invention to improve the assembling workability at low cost when the suction muffler is fixed.
【０００８】[0008]
【課題を解決するための手段】上記課題を解決するため
に請求項１に記載の本発明ではシリンダヘッドの突起部
にバネ部を有した鋼帯の穴を挿入圧入したものである。In order to solve the above-mentioned problem, in the present invention, a hole of a steel strip having a spring portion is inserted and press-fitted into a projection of a cylinder head.
【０００９】請求項２に記載の突起部は前記シリンダヘ
ッドと共にアルミダイカストで一体形成したものであ
る。The projection according to the second aspect is formed integrally with the cylinder head by aluminum die casting.
【００１０】これにより、吸入マフラの固定の作業性が
改善することができる。As a result, the workability of fixing the suction muffler can be improved.
【００１１】[0011]
【発明の実施の形態】本発明の請求項１に記載の発明は
シリンダヘッドの突起部にバネ部を有した鋼帯の穴を挿
入圧入したものであり、吸入マフラを固定する時、ネジ
が不要となり組立作業性が良く確実に固定するという作
用を有する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is characterized in that a hole of a steel strip having a spring portion is inserted and press-fitted into a projection of a cylinder head. This has the effect of eliminating the necessity and improving the workability of assembling and ensuring the fixing.
【００１２】[0012]
【実施例】以下本発明の実施の形態について図１〜図２
を用いて説明する。なお従来例と同一部分は同一符号を
付し、詳細な説明を省略する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIGS.
This will be described with reference to FIG. The same parts as those in the conventional example are denoted by the same reference numerals, and detailed description will be omitted.
【００１３】（実施例１）図１は本発明の実施例による
圧縮機の要部分解斜視図であり、図２は要部正面図であ
る。５はシリンダヘッドでアルミダイカストにより形成
されており、５ａはシリンダヘッド５に一体に形成され
た突起部である。６はバネ部を有した鋼帯で複数の切り
溝６ｂを有すると共に、シリンダヘッドに設けられた突
起部５ａの径より小さな穴６ａを設けてある。FIG. 1 is an exploded perspective view of a main part of a compressor according to an embodiment of the present invention, and FIG. 2 is a front view of the main part. Reference numeral 5 denotes a cylinder head formed by aluminum die casting, and reference numeral 5a denotes a protrusion integrally formed with the cylinder head 5. Reference numeral 6 denotes a steel strip having a spring portion having a plurality of cut grooves 6b and a hole 6a having a diameter smaller than the diameter of the projection 5a provided on the cylinder head.
【００１４】以上のような構成によって、吸入マフラ４
は、バネ部を有した鋼帯６により圧接され、シリンダヘ
ッド５の突起部５ａに、鋼帯６は挿入圧入され固定され
る。この際鋼帯６に有した穴６ａは複数個の切り溝６ｂ
により、軽い挿入力で突起部５ａに挿入され、鋼帯６に
有した穴６ａは弾性変形が行われ、その復元力により、
突起部５ａに固定されるため、吸入マフラ４はシリンダ
ヘッド５に確実に固定される。With the above configuration, the suction muffler 4
Are pressed into contact with each other by a steel strip 6 having a spring portion, and the steel strip 6 is inserted and press-fitted into the protrusion 5 a of the cylinder head 5 and fixed. At this time, the holes 6a formed in the steel strip 6 are formed by a plurality of cut grooves 6b.
Thus, the hole 6a of the steel strip 6 is elastically deformed by a light insertion force, and the hole 6a of the steel strip 6 is elastically deformed.
Since the suction muffler 4 is fixed to the projection 5a, the suction muffler 4 is reliably fixed to the cylinder head 5.
【００１５】尚、シリンダヘッド５が突起部５ａとアル
ミダイカストで一体形成されているため部品点数の削減
となる。Since the cylinder head 5 is formed integrally with the projection 5a by aluminum die casting, the number of parts can be reduced.
【００１６】[0016]
【発明の効果】以上のように本発明によれば、シリンダ
ヘッドに突起部を設け、これに鋼帯の穴が挿入圧入され
吸入マフラを固定することで、部品点数の削減及び作業
性の向上という有利な効果が得られる。As described above, according to the present invention, a projection is provided on a cylinder head, a hole of a steel strip is inserted and press-fitted into the projection, and a suction muffler is fixed, thereby reducing the number of parts and improving workability. The advantageous effect described above can be obtained.
【図１】本発明の一実施の形態における圧縮機の要部分
解斜視図FIG. 1 is an exploded perspective view of a main part of a compressor according to an embodiment of the present invention.
【図２】上記実施の形態における圧縮機の内部側面図FIG. 2 is an internal side view of the compressor in the embodiment.
【図３】従来の圧縮機の要部分解斜視図FIG. 3 is an exploded perspective view of a main part of a conventional compressor.
【図４】従来の圧縮機の内部側面図FIG. 4 is an internal side view of a conventional compressor.
１ 密閉容器 ２ 圧縮要素 ３ 電動要素 ４ 吸入マフラ ４ａ 連通管 ５ シリンダヘッド ５ａ 挿入穴 ５ｂ 突起部 ６ バネ部を有した鋼帯 ６ａ 穴 ６ｂ 溝 DESCRIPTION OF SYMBOLS 1 Closed container 2 Compression element 3 Electric element 4 Suction muffler 4a Communication tube 5 Cylinder head 5a Insertion hole 5b Projection part 6 Steel strip with spring part 6a Hole 6b groove
Claims (2)
配設し、前記圧縮要素に挿入穴を設けたシリンダヘッド
と、前記挿入穴に挿入した連通管を有する合成樹脂等の
熱伝導率が低い材料にて形成された吸入マフラと、前記
連通管を前記シリンダヘッドに圧接するバネ部を有する
鋼帯を備え、前記シリンダヘッドに少なくとも一つ以上
の突起部を設け、前記突起部に前記鋼帯の穴が挿入圧入
され前記吸入マフラを固定したことを特徴とする密閉型
電動圧縮機。1. A thermal conductivity of a synthetic resin or the like having a compression element elastically supported in a closed container and having an insertion hole in the compression element, and a communication pipe inserted in the insertion hole. Is provided with a steel strip having a spring portion for pressing the communication pipe against the cylinder head, at least one projection is provided on the cylinder head, and the projection is provided on the projection. A hermetic electric compressor, wherein a hole in a steel strip is inserted and press-fitted to fix the suction muffler.
ミダイカストで一体形成したことを特徴とする請求項１
記載の密閉型電動圧縮機。2. The projection according to claim 1, wherein said projection is formed integrally with said cylinder head by aluminum die casting.
The hermetic electric compressor as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20159596A JPH1047253A (en) | 1996-07-31 | 1996-07-31 | Enclosed motor-driven compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20159596A JPH1047253A (en) | 1996-07-31 | 1996-07-31 | Enclosed motor-driven compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1047253A true JPH1047253A (en) | 1998-02-17 |
Family
ID=16443668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20159596A Pending JPH1047253A (en) | 1996-07-31 | 1996-07-31 | Enclosed motor-driven compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1047253A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1491767A1 (en) * | 2003-03-27 | 2004-12-29 | Matsushita Electric Industrial Co., Ltd. | Sealed type compressor |
| EP1526653A2 (en) | 2003-10-20 | 2005-04-27 | Fujitsu Limited | Transmission power control method and apparatus for mobile communication system |
-
1996
- 1996-07-31 JP JP20159596A patent/JPH1047253A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1491767A1 (en) * | 2003-03-27 | 2004-12-29 | Matsushita Electric Industrial Co., Ltd. | Sealed type compressor |
| EP1491767A4 (en) * | 2003-03-27 | 2006-01-18 | Matsushita Electric Ind Co Ltd | Sealed type compressor |
| EP1526653A2 (en) | 2003-10-20 | 2005-04-27 | Fujitsu Limited | Transmission power control method and apparatus for mobile communication system |
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