JPH041479A - Sealed type compressor - Google Patents
Sealed type compressorInfo
- Publication number
- JPH041479A JPH041479A JP10432790A JP10432790A JPH041479A JP H041479 A JPH041479 A JP H041479A JP 10432790 A JP10432790 A JP 10432790A JP 10432790 A JP10432790 A JP 10432790A JP H041479 A JPH041479 A JP H041479A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- cluster
- airtight
- airtight terminal
- closed cover
- 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
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000037431 insertion Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 9
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 7
- 239000003507 refrigerant Substances 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 239000010721 machine oil Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Compressor (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、密閉容器内部の気密端子部における絶縁不良
を防止する密閉型圧縮機に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a hermetic compressor that prevents insulation defects in hermetic terminals inside a hermetic container.
従来の技術
近年、密閉型圧縮機はその冷媒ガスとして用いられてい
るフロンガスの使用規制にともない、その代替冷媒ガス
としてＲ−１３４ａ、Ｒ−１５２ａ等が有望視されてい
る。BACKGROUND OF THE INVENTION In recent years, as the use of fluorocarbon gas, which is used as a refrigerant gas in hermetic compressors, has been regulated, R-134a, R-152a, and the like have been viewed as promising alternative refrigerant gases.
しかし、前記代替冷媒ガスの中には、冷凍機油との混合
状態において冷凍機油の電気絶縁抵抗を著しく劣化し、
気密端子部での短絡をまねく危険性を有しているものが
ある。However, some of the alternative refrigerant gases significantly deteriorate the electrical insulation resistance of the refrigerating machine oil when mixed with the refrigerating machine oil.
Some have the risk of causing short circuits at airtight terminals.
従来の密閉型圧縮機の一例として、特公昭６０−７４９
４２号公報に記載されているようなものが知られている
。As an example of a conventional hermetic compressor, the
The one described in Publication No. 42 is known.
すなわち、第３図において、１２は密閉容器、１３は金
属外環で、密閉容器１２の一部を貫通して密閉固定され
ている。１４は絶縁劣化防止板で、難燃性を備えた樹脂
製のものであり、金属外環１３の内方開口端に当接させ
ている。又、１５は絶縁ガラス、１６は端子ピンである
。That is, in FIG. 3, 12 is a closed container, and 13 is a metal outer ring, which penetrates a part of the closed container 12 and is hermetically fixed. Reference numeral 14 denotes an insulation deterioration prevention plate made of flame-retardant resin and brought into contact with the inner open end of the metal outer ring 13. Further, 15 is an insulating glass, and 16 is a terminal pin.
上記のような構成において、絶縁劣化防止板１４は端子
ピン１６を有する金属外環１３への異物や、金属粉の侵
入を防止するようになっている。In the above configuration, the insulation deterioration prevention plate 14 prevents foreign matter and metal powder from entering the metal outer ring 13 having the terminal pins 16.
発明が解決しようとする課題
しかし、上記のような従来の構成では、絶縁劣化防止板
１４により異物や金属粉のような巨大分子が金属外環１
３に付着するのを防止できるが、冷媒分子や油分子は容
易に浸透するため、絶縁劣化が生じひいては破壊に至る
という欠点を有する、又、端子ピンＩ６へのリード線の
取付けも困難であり作業性が悪いという問題もあった。Problems to be Solved by the Invention However, in the conventional configuration as described above, the insulation deterioration prevention plate 14 prevents foreign matter and macromolecules such as metal powder from forming in the metal outer ring 1.
3, but refrigerant molecules and oil molecules easily penetrate, resulting in deterioration of the insulation and even destruction, and it is also difficult to attach the lead wire to the terminal pin I6. There was also the problem of poor workability.
本発明の目的は上記問題点を解消し、気密端子部におけ
る絶縁不良を防止すると共に気密端子へのリード線の取
付けが簡単な作業性の優れた密閉型圧縮機を提供しよう
とするものである。SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and provide a hermetic compressor with excellent workability, which prevents poor insulation at the airtight terminals and allows easy attachment of lead wires to the airtight terminals. .
課題を解決するための手段
本発明は上記目的を達成するため、圧縮要素と、リード
線の端部にクラスタを有するモータとを内装した容器の
一部を貫通して、端子ピンを有する気密端子を密閉固定
した密閉容器を備え、前記気密端子の内方を覆い、周縁
部が前記密閉容器に密着し、前記気密端子の端子ピンが
挿入されるピン孔を有し且つ前記クラスタの挿入部を有
する柔軟性、耐熱性及び絶縁性を備えた樹脂製の密閉カ
バーを設け、この密閉カバーのピン孔へ前記端子ピンを
挿入すると共に前記クラスタを密閉カバーの挿入部へ圧
入して固定した密閉型圧縮機とした。Means for Solving the Problems In order to achieve the above object, the present invention provides an airtight terminal having a terminal pin by penetrating a part of a container containing a compression element and a motor having a cluster at the end of the lead wire. The cluster has an airtight container which covers the inside of the airtight terminal, a peripheral edge of which is in close contact with the airtight container, a pin hole into which a terminal pin of the airtight terminal is inserted, and an insertion portion of the cluster. A sealed type, in which a sealed cover made of a resin having flexibility, heat resistance, and insulation properties is provided, and the terminal pin is inserted into the pin hole of the sealed cover, and the cluster is press-fitted into the insertion part of the sealed cover and fixed. It was used as a compressor.
作 用
本発明は上記のように密閉カバーの周縁部が密閉容器に
密着するようにして、気密端子の内方を覆い、且つ密閉
カバーの挿入部にクラスタを圧入して固定することによ
り、前記密閉カバーのピン孔と前記気密端子の端子ピン
、密閉カバーの周縁部と密閉容器、及びクラスタの圧入
面と密閉カバーの挿入部の全てが強固に密着することが
できるようになる。Function: As described above, the peripheral edge of the airtight cover is brought into close contact with the airtight container to cover the inside of the airtight terminal, and the cluster is press-fitted into the insertion portion of the airtight cover to fix the cluster. The pin hole of the hermetic cover and the terminal pin of the hermetic terminal, the peripheral edge of the hermetic cover and the hermetic container, and the press-fitting surface of the cluster and the insertion part of the hermetic cover can all be firmly attached.
実施例
以下、本発明の一実施例としての密閉型圧縮機について
、図面を参照しながら説明する。EXAMPLE Hereinafter, a hermetic compressor as an example of the present invention will be described with reference to the drawings.
第１図において、ｌは密閉容器、２は圧縮要素で、ここ
でいう圧縮要素はピストン、シリンダその他を総称して
いう。３はモータで、リード線４を有し、このリード線
４の端部にはクラスタ５を備えている。前記圧縮要素２
とモータ３とは密閉容器ｌに内装されている。６は気密
端子で、密閉容器１の側面下部を貫通して密閉固定され
ている。７は密閉カバーで柔軟性、耐熱性及び絶縁性を
備えた樹脂製のものであり、気密端子６の内方を覆い、
その周縁部が密閉容器ｌの内壁面に密着している。In FIG. 1, 1 is a closed container, 2 is a compression element, and the compression element here is a general term for a piston, a cylinder, and the like. A motor 3 has a lead wire 4, and a cluster 5 is provided at the end of the lead wire 4. The compression element 2
and the motor 3 are housed in a sealed container l. Reference numeral 6 denotes an airtight terminal, which passes through the lower side of the closed container 1 and is fixed in a hermetically sealed manner. 7 is an airtight cover made of resin with flexibility, heat resistance, and insulation, and covers the inside of the airtight terminal 6.
Its peripheral edge is in close contact with the inner wall surface of the closed container l.
又、第２図に示すように８は端子ピン、９はピン孔で５
端子ピン８が挿入可能に密閉カバー７に設けられている
。１０はクラスタの挿入部で、密閉カバー７の内方に設
けられ、前記クラスタ５を圧入して固定することができ
るようになっている。Also, as shown in Figure 2, 8 is a terminal pin, 9 is a pin hole, and 5
A terminal pin 8 is insertably provided on the sealing cover 7. Reference numeral 10 denotes a cluster insertion portion, which is provided inside the airtight cover 7 and allows the cluster 5 to be press-fitted and fixed.
又、１１は絶縁ガラスである。Further, 11 is insulating glass.
このクラスタ５を挿入部１０へ圧入すると、圧入面５ａ
が強固に密着し、気密端子６を密閉容器１内の液冷媒、
冷凍機油５金属粉等から確実に隔絶することができる。When this cluster 5 is press-fitted into the insertion part 10, the press-fitting surface 5a
are firmly attached, and the airtight terminal 6 is connected to the liquid refrigerant in the airtight container 1.
Refrigerating machine oil 5 Can be reliably isolated from metal powder, etc.
従って、本実施例によれば、気密端子６を密閉すること
ができ、冷媒分子や油等が浸透するのを防止でき、気密
端子部の絶縁を確保して絶縁劣化の生じない信頼性の高
い、しかも簡単に気密端子６′とリード線４とを接続で
きる作業性の優れた密閉型圧縮機を提供できる。Therefore, according to this embodiment, it is possible to seal the airtight terminal 6, prevent refrigerant molecules, oil, etc. from penetrating, and ensure insulation of the airtight terminal portion, resulting in highly reliable insulation without deterioration. Furthermore, it is possible to provide a hermetic compressor with excellent workability in which the airtight terminal 6' and the lead wire 4 can be easily connected.
発明の効果
本発明は上記のように柔軟性、耐熱性及び樹脂製の密閉
カバーを設けて気密端子の内方を覆うようにし、さらに
前記密閉カバーの内方にクラスタの挿入部を設け、これ
にクラスタを圧入固定したので、気密端子を密閉するこ
とができ冷媒分子や油等が浸透するのを防止でき気密端
子部の絶縁を確保して絶縁劣化の生じない信頼性の高い
、しかも簡単に気密端子とリード線とを接続できる作業
性の優れた密閉型圧縮機を提供できるようになった。Effects of the Invention As described above, the present invention provides a flexible, heat-resistant, resin-made sealing cover to cover the inside of the airtight terminal, and further provides a cluster insertion part inside the sealing cover. Since the cluster is press-fitted into the terminal, the terminal can be hermetically sealed, preventing refrigerant molecules, oil, etc. from penetrating, ensuring insulation of the airtight terminal area, and ensuring no insulation deterioration, making it highly reliable and easy to use. It is now possible to provide a hermetic compressor with excellent workability that can connect airtight terminals and lead wires.
第１図は本発明の一実施例としての密閉型圧縮機を示す
断面図、第２図は同要部拡大断面図、第３図は従来の密
閉型圧縮機の気密端子部の一例を示す断面図である。Fig. 1 is a sectional view showing a hermetic compressor as an embodiment of the present invention, Fig. 2 is an enlarged sectional view of the same essential part, and Fig. 3 is an example of an airtight terminal portion of a conventional hermetic compressor. FIG.
Claims (1)
とを内装した容器の一部を貫通して、端子ピンを有する
気密端子を密閉固定した密閉容器を備え、 前記気密端子の内方を覆い、周縁部が前記密閉容器に密
着し、前記気密端子の端子ピンが挿入されるピン孔を有
し且つ前記クラスタの挿入部を有する柔軟性、耐熱性及
び絶縁性を備えた樹脂製の密閉カバーを設け、 この密閉カバーのピン孔へ前記端子ピンを挿入すると共
に前記クラスタを密閉カバーの挿入部へ圧入して固定し
たことを特徴とする密閉型圧縮機。[Scope of Claims] A hermetically sealed container in which an airtight terminal having a terminal pin is hermetically fixed through a part of the container housing a compression element and a motor having a cluster at the end of a lead wire, the airtight Covers the inside of the terminal, has a peripheral edge that is in close contact with the airtight container, has a pin hole into which a terminal pin of the airtight terminal is inserted, and has flexibility, heat resistance, and insulation, and has an insertion portion of the cluster. 1. A hermetic compressor, characterized in that a hermetic cover made of resin is provided, the terminal pin is inserted into a pin hole of the hermetic cover, and the cluster is press-fitted into an insertion portion of the hermetic cover to be fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10432790A JPH041479A (en) | 1990-04-18 | 1990-04-18 | Sealed type compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10432790A JPH041479A (en) | 1990-04-18 | 1990-04-18 | Sealed type compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041479A true JPH041479A (en) | 1992-01-06 |
Family
ID=14377841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10432790A Pending JPH041479A (en) | 1990-04-18 | 1990-04-18 | Sealed type compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041479A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09219271A (en) * | 1996-02-13 | 1997-08-19 | Nichifu Co Ltd | Hand-held terminal crimp tool |
| US6373788B1 (en) | 1998-11-17 | 2002-04-16 | Seiko Epson Corporation | Electronically controlled mechanical timepiece |
-
1990
- 1990-04-18 JP JP10432790A patent/JPH041479A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09219271A (en) * | 1996-02-13 | 1997-08-19 | Nichifu Co Ltd | Hand-held terminal crimp tool |
| US6373788B1 (en) | 1998-11-17 | 2002-04-16 | Seiko Epson Corporation | Electronically controlled mechanical timepiece |
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