JPH0450471Y2 - - Google Patents
Info
- Publication number
- JPH0450471Y2 JPH0450471Y2 JP6825887U JP6825887U JPH0450471Y2 JP H0450471 Y2 JPH0450471 Y2 JP H0450471Y2 JP 6825887 U JP6825887 U JP 6825887U JP 6825887 U JP6825887 U JP 6825887U JP H0450471 Y2 JPH0450471 Y2 JP H0450471Y2
- Authority
- JP
- Japan
- Prior art keywords
- suction pipe
- suction
- opening
- suction port
- compression element
- 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.)
- Expired
Links
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000005219 brazing Methods 0.000 claims description 14
- 239000012768 molten material Substances 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 10
- 229920003002 synthetic resin Polymers 0.000 description 7
- 239000000057 synthetic resin Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000004734 Polyphenylene sulfide Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 229920000069 polyphenylene sulfide Polymers 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 etc. Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Compressor (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、密閉ケーシングに、圧縮要素を内装
し、該圧縮要素に設ける吸入口と吸入管とを接続
する密閉形圧縮機における吸入管の接続構造に関
するものである。[Detailed description of the invention] (Field of industrial application) The present invention is a hermetic compressor in which a compression element is installed inside a hermetic casing, and the suction pipe is connected to the suction port provided in the compression element. It is related to the connection structure.
（従来の技術）
従来、この種接続構造としては、例えば実開昭
57−40589号公報に記載され、又、第５図に示す
ように、圧縮要素ＣにおけるシリンダＳの吸入口
Ｐに圧入可能とした外径をもつ小径管ｔと、ケー
シングＤにおける貫通孔Ｈの周りに取付ける吸入
継手管Ｊにロウ付可能とした大径部T2とを備え
たインレツトチユーブＴを用い、このインレツト
チユーブＴにおける前記小径管ｔを前記吸入口Ｐ
に圧入して固定すると共に、前記大径部T2の外
周を前記吸入継手管Ｊの内周にロウ付けし、か
つ、前記大径部T2の内部に吸入管Ｂを挿入して
ロウ付けし、該吸入管Ｂを前記吸入口Ｐに接続す
るようにしている。(Prior art) Conventionally, this type of connection structure was
57-40589, and as shown in FIG. Using an inlet tube T having a large diameter portion T2 that can be brazed to a suction joint pipe J to be attached around the inlet tube T, the small diameter pipe t in this inlet tube T is connected to the suction port P.
At the same time, the outer periphery of the large diameter part T 2 is brazed to the inner periphery of the suction joint pipe J, and the suction pipe B is inserted into the large diameter part T 2 and brazed. The suction pipe B is connected to the suction port P.
（考案が解決しようとする問題点）
ところが、上記従来のものでは、前記吸入管Ｂ
を吸入口Ｐに接続するにあたり、インレツトチユ
ーブＴを介在させているので、部品点数が多く、
コストアツプを招くのであり、しかも、前記イン
レツトチユーブＴにおける小径部ｔを予め吸入口
Ｐに圧入したのちに、吸入管Ｂを、その大径部
T2に挿入してロウ付けするといつた作業を行な
う必要があるため、それだけ組付けも複雑となる
問題があつた。(Problem to be solved by the invention) However, in the above conventional device, the suction pipe B
Since the inlet tube T is used to connect the inlet to the inlet P, the number of parts is large.
Moreover, after the small diameter part t of the inlet tube T is press-fitted into the suction port P in advance, the suction pipe B is inserted into the large diameter part.
Inserting it into T 2 and brazing it required a similar process, which caused the problem of making the assembly that much more complicated.
又、前記小径部ｔの外径を吸入口Ｐの内径に対
し圧入寸法に仕上げなければならず、それだけ加
工精度も要求されるのであるし、又、その加工が
悪い場合、圧入部分に隙間を生じ、吸入流体がリ
ークする問題も起こるのであつた。 In addition, the outer diameter of the small diameter portion t must be finished to a press-fit dimension with respect to the inner diameter of the suction port P, which requires machining accuracy, and if the machining is poor, a gap may be left in the press-fit portion. This also caused the problem of suction fluid leaking.
しかも、インレツトチユーブを介在させている
ので、小径部ｔと吸入口Ｐとの間の他に、大径部
T2と吸入管Ｂとの間にも異種部材の接続部分が
できるのであつて、吸入流体の流路に、２ケ所の
接続部分ができ、全体としてリークの問題が起こ
りやすいのであつた。 Moreover, since the inlet tube is interposed, in addition to the small diameter part t and the suction port P, the large diameter part
There is also a connection between different materials between T 2 and the suction pipe B, and two connections are created in the suction fluid flow path, which tends to cause leakage problems as a whole.
本考案は、上記問題点に鑑みなされたものであ
つて、その目的は、インレツトチユーブを廃止し
て、加工及び組付工数の削減によりコストダウン
を図りながら、それでいて接続部分におけるシー
ル性も向上し得、リークの問題も低減することの
できるようにした密閉形圧縮機における吸入管の
接続構造を提供せんとするものである。 This invention was devised in view of the above problems, and its purpose is to eliminate the inlet tube and reduce costs by reducing processing and assembly man-hours, while also improving sealing performance at the connection part. It is an object of the present invention to provide a connection structure for a suction pipe in a hermetic compressor which is capable of reducing leakage problems.
（問題点を解決するための手段）
本考案は、上記目的を達成するために、密閉ケ
ーシング１に、圧縮要素５を内装し、該圧縮要素
５に設ける吸入口４６と吸入管１４とを接続する
密閉形圧縮機における吸入管の接続構造であつ
て、前記ケーシング１に、前記吸入管１４を挿通
する開口１Ｂを設けて、該開口１Ｂを介して前記
吸入管１４を前記吸入口４６に挿入すると共に、
前記吸入管１４と吸入口４６との間における挿入
部４Ｂに、前記吸入管１４と開口１Ｂとの間のロ
ウ付け固定に伴なう熱で溶融する溶融材料BDを
介装していることを特徴とするものである。(Means for Solving the Problems) In order to achieve the above object, the present invention includes a compression element 5 inside the hermetic casing 1, and connects the suction port 46 provided in the compression element 5 with the suction pipe 14. This is a connection structure for a suction pipe in a hermetic compressor, in which the casing 1 is provided with an opening 1B through which the suction pipe 14 is inserted, and the suction pipe 14 is inserted into the suction port 46 through the opening 1B. At the same time,
The insertion part 4B between the suction pipe 14 and the suction port 46 is interposed with a molten material BD that melts with the heat generated by the brazing fixation between the suction pipe 14 and the opening 1B. This is a characteristic feature.
（作用）
しかして、前記吸入管１４と吸入口４６との間
における挿入部４Ｂに溶融材料BDを介装したこ
とにより、前記吸入管１４と開口１Ｂとの間をロ
ウ付け固定する際に、前記溶融材料BDはこのロ
ウ付けによる熱で溶融されて前記吸入管１４と吸
入口４６とを密着状に接続できることゝなるので
ある。(Function) By interposing the molten material BD in the insertion portion 4B between the suction pipe 14 and the suction port 46, when brazing and fixing the suction pipe 14 and the opening 1B, The molten material BD is melted by the heat generated by this brazing, and the suction pipe 14 and the suction port 46 can be tightly connected.
かくすることにより、前記吸入管１４と開口１
Ｂとの間のロウ付け固定と、前記溶融材料BDの
溶融による前記吸入管１４と吸入口４６との密着
接続とを同時に行ない得るのであつて、組付けが
簡単でかつ、工数の削減が図れ、しかも確実な固
定ができるのである。 By doing so, the suction pipe 14 and the opening 1
B, and the suction pipe 14 and the suction port 46 can be tightly connected together by melting the molten material BD, which simplifies assembly and reduces man-hours. Moreover, it can be fixed securely.
（実施例）
以下、本考案にかゝる密閉形圧縮機における吸
入管の接続構造を図面の実施例について説明す
る。(Example) Hereinafter, a connection structure of a suction pipe in a hermetic compressor according to the present invention will be described with reference to an example shown in the drawings.
第３図に示すものは、本考案にかゝる吸入管の
接続構造を備えた横形回転圧縮機であつて、円筒
胴体１ａ及び端部蓋体１ｂ，１ｃを備えた横形密
閉ケーシング１の一側に、鋳鉄等の鉄系材料で形
成されたフロントヘツド２と、ポリフエニレンサ
ルフアイド（略してPPSと称されている）等の合
成樹脂材料を用いて形成されたシリンダ３及びリ
ヤヘツド４の３つの部材を積層して成る圧縮要素
５を内装すると共に、他側に、ステータ６１とロ
ータ６２とから成るモータ６を内装して、前記シ
リンダ３の内部に形成するシリンダ室３０に、前
記ロータ６２から延びる駆動軸７の軸端部に設け
る偏心軸部７０を内装したものである。 The one shown in FIG. 3 is a horizontal rotary compressor equipped with a suction pipe connection structure according to the present invention. On the side, there is a front head 2 made of iron-based material such as cast iron, and a cylinder 3 and rear head 4 made of synthetic resin material such as polyphenylene sulfide (abbreviated as PPS). A compression element 5 made of three laminated members is housed inside, and a motor 6 consisting of a stator 61 and a rotor 62 is housed on the other side, and the rotor is placed in the cylinder chamber 30 formed inside the cylinder 3. An eccentric shaft portion 70 provided at the shaft end of the drive shaft 7 extending from 62 is installed inside.
前記偏心軸部７０には、第４図にも示すよう
に、ローラ９が嵌合され、又、該ローラ９の外周
部には、シリンダ３に形成する摺動溝３１内を進
退する板状のブレード１０をブレードスプリング
１１の付勢により接触させている。 As shown in FIG. 4, a roller 9 is fitted into the eccentric shaft portion 70, and a plate-shaped plate that moves forward and backward in the sliding groove 31 formed in the cylinder 3 is provided on the outer circumference of the roller 9. The blades 10 are brought into contact with each other by the biasing force of a blade spring 11.
前記圧縮要素５は、鉄系材料から成る前記フロ
ントヘツド２を前記ケーシング１に固定すると共
に、合成樹脂材料から成る前記シリンダ３及びリ
ヤヘツド４を前記フロントヘツド２に支持する一
方、前記フロントヘツド２に前記モータ６の駆動
軸７を片持ち状に支持する軸受部８を設けた構成
となつている。 The compression element 5 fixes the front head 2 made of iron-based material to the casing 1, supports the cylinder 3 and rear head 4 made of synthetic resin material on the front head 2, and also supports the front head 2. The structure includes a bearing portion 8 that supports the drive shaft 7 of the motor 6 in a cantilevered manner.
また、前記シリンダ３及びリヤヘツド４は、耐
熱性及び耐フロント性を備え、かつ射出成型が可
能で、しかも安価な材料として提供されている例
えば上記のポリフエニレンサルフアイド（PPS）
等の合成樹脂材料を用いて形成するのであつて、
これらシリンダ３及びリヤヘツド４は、リヤヘツ
ド４側から螺着する４本のボルト４３…を介して
前記フロントヘツド２に固定しているのである。 The cylinder 3 and rear head 4 are made of polyphenylene sulfide (PPS), which is provided as a material that has heat resistance and front resistance, can be injection molded, and is inexpensive.
It is formed using synthetic resin materials such as
These cylinders 3 and rear head 4 are fixed to the front head 2 through four bolts 43 that are screwed in from the rear head 4 side.
更に、前記リヤヘツド４の頂面には、第２図に
示すように、凹状の弁室４Ａを形成して、該弁室
4A内に、シリンダ室３０で圧縮した後の高圧流
体を吐出する吐出孔４Ｂ並びに、該吐出孔４Ｂを
開閉する吐出弁１５を当接させる弁シート４ｃ及
び吐出弁１５の吐出基部４Ｄを形成して、前記取
付基部４Ｄに螺着するボルト１７を介して、吐出
弁１５を、その弁押え１６と共に取付けている。 Furthermore, a concave valve chamber 4A is formed on the top surface of the rear head 4, as shown in FIG.
A discharge hole 4B for discharging high-pressure fluid after being compressed in the cylinder chamber 30, a valve seat 4c and a discharge base 4D of the discharge valve 15 are formed in the discharge hole 4A, and a discharge valve 15 for opening and closing the discharge hole 4B comes into contact with the discharge hole 4B. The discharge valve 15 and its valve retainer 16 are attached via bolts 17 screwed onto the mounting base 4D.
そして、本考案における要部である吸入管の接
続構造は、第１図に示すように、前記圧縮要素５
のリヤヘツド４の頂面に突設された継手部４４の
端面から前記シリンダ室３０にかけて貫通状に設
けられた吸入口４６に、吸入管１４を接続するに
あたり、該吸入管１４を前記ケーシング１に開設
する開口１Ｂを介して前記吸入口４６に挿入する
と共に、前記吸入管１４と開口１Ｂとの間をロウ
付け固定する一方、前記吸入口４６と吸入管１４
との間における挿入部４Ｂに、前記開口１Ｂでの
ロウ付けの熱で溶融する溶融材料BDを介装し
て、前記吸入管１４と吸入口４６とを密着したも
のである。 The connection structure of the suction pipe, which is the main part of the present invention, is as shown in FIG.
When connecting the suction pipe 14 to the suction port 46 provided in a penetrating manner from the end surface of the joint portion 44 protruding from the top surface of the rear head 4 to the cylinder chamber 30, the suction pipe 14 is connected to the casing 1. It is inserted into the suction port 46 through the opening 1B to be opened, and the suction pipe 14 and the opening 1B are fixed by brazing.
The suction pipe 14 and the suction port 46 are brought into close contact by inserting a molten material BD which is melted by the heat of brazing at the opening 1B into the insertion portion 4B between the suction pipe 14 and the suction port 46.
前記ケーシング１に開設する開口１Ｂは、第１
図又は第３図に示すように、バーリング加工にて
その口縁が外側に向つて曲成されて突出した形状
に形成されている一方、前記吸入管１４の長さ方
向所定箇所には、その管径が膨らんだ形状の膨張
部１４ａが形成されており、該吸入管１４を第１
図のように、該開口１Ｂに挿通して前記吸入口４
６に挿入するときに、該吸入管１４の前記膨張部
１４ａが前記開口１Ｂの突出口縁に当接して、吸
入管１４がそれ以上、前記吸入口４６の前記シリ
ンダ室３０側に挿入されないようにこの部分で係
止するのである。 The opening 1B opened in the casing 1 is a first opening 1B.
As shown in the figure or FIG. 3, the mouth edge of the suction pipe 14 is bent outward by burring to form a protruding shape. An expanded portion 14a having a swollen pipe diameter is formed, and the suction pipe 14 is
As shown in the figure, the suction port 4 is inserted through the opening 1B.
6, the expansion part 14a of the suction pipe 14 comes into contact with the protruding edge of the opening 1B, so that the suction pipe 14 is not inserted any further into the cylinder chamber 30 side of the suction port 46. This is where it locks in place.
そして、前記吸入管１４から導入する吸入流体
を、前記シリンダ室３０内において偏心回転部７
０の偏心回転により圧縮し、前記吐出孔４Ｂ及び
吐出弁１５を介して前記ケーシング１の内部空間
に吐出し、吸入管１４と反対側の端部蓋体１ｃに
取付ける吐出管１８を介して外部に吐出するよう
にしている。 Then, the suction fluid introduced from the suction pipe 14 is transferred to the eccentric rotating portion 7 in the cylinder chamber 30.
It is compressed by eccentric rotation of 0, and is discharged into the internal space of the casing 1 through the discharge hole 4B and the discharge valve 15, and is then discharged to the outside through the discharge pipe 18 attached to the end cover 1c on the opposite side from the suction pipe 14. I try to discharge it to.
尚、前記吸入管１４と前記リヤヘツド４に設け
られる吸入口４６との間における挿入部４Ｂに介
装される溶融部材BDとしては、ロウ、ハンダ、
熱溶融性樹脂接着剤等があり、特に樹脂性接着剤
は上記実施例のように、前記吸入口４６が設けら
れる圧縮要素５のリヤヘツド４が合成樹脂から形
成されてある場合に有効であり、また、前記圧縮
要素５のリヤヘツド４及び前記吸入管１４が金属
性である場合は、ハンダが有効である。 The melting member BD interposed in the insertion portion 4B between the suction pipe 14 and the suction port 46 provided in the rear head 4 may be made of wax, solder,
There are hot-melt resin adhesives, etc., and resin adhesives are particularly effective when the rear head 4 of the compression element 5 in which the suction port 46 is provided is made of synthetic resin, as in the above embodiment. Furthermore, if the rear head 4 of the compression element 5 and the suction pipe 14 are made of metal, solder is effective.
かくして、上記のように前記吸入管１４と吸入
口４６との間における挿入部４Ｂに溶融材料BD
を介装して、前記吸入管１４と開口１Ｂとの間を
ロウ付け固定する際に、前記溶融材料Ｂをこのロ
ウ付けによる熱で溶融して前記吸入管１４と吸入
口４６とを密着させて、前記吸入口４６と吸入管
１４とを接続するようにしたから、前記吸入管１
４と開口１Ｂとの間のロウ付け固定と、前記溶融
材料Ｂの融解による前記吸入管１４と吸入口４６
との密着接続とを同時に行ない得るので、組付け
が簡単であつて、工数の削減ができ、しかも、吸
入流体のリークを防止して確実な固定ができるの
である。 Thus, as described above, the molten material BD is inserted into the insertion portion 4B between the suction pipe 14 and the suction port 46.
When fixing the suction pipe 14 and the opening 1B by brazing, the molten material B is melted by the heat generated by the brazing and the suction pipe 14 and the suction port 46 are brought into close contact with each other. Since the suction port 46 and the suction pipe 14 are connected, the suction pipe 1
4 and the opening 1B, and the suction pipe 14 and the suction port 46 by melting the molten material B.
Since a close connection can be made at the same time, assembly is easy and the number of man-hours can be reduced, and leakage of suction fluid can be prevented and secure fixation can be achieved.
また、本実施例によれば、上記のように、前記
ケーシング１に開設する開口１Ｂをバーリング加
工にてその口縁が外側に向つて曲成されて突出し
た形状に形成する一方、前記吸入管１４の長さ方
向所定箇所に膨張部１４ａを形成したので、該膨
張部１４ａが吸入管１４の挿入の際のストツパー
の役目を果して、特に前記リヤヘツド４が合成樹
脂材料よりなる場合における該吸入管１４の前記
吸入口４６におけるシリンダ室３０側への圧入し
過ぎを防止できる利点があり、また、吸入管１４
の膨張部１４ａと開口１Ｂの口縁回りをロウ付け
するだけで確実に固定できるので、ロウ付け作業
が容易にできると共に、ロウ付けにおけるロウの
量が少なくて済む利点がある。 Further, according to this embodiment, as described above, the opening 1B opened in the casing 1 is formed into a protruding shape with the mouth edge bent outward by burring process, and the suction pipe Since the expansion part 14a is formed at a predetermined position in the length direction of the rear head 14, the expansion part 14a serves as a stopper when the suction pipe 14 is inserted, and the expansion part 14a serves as a stopper when the suction pipe 14 is inserted, especially when the rear head 4 is made of a synthetic resin material. There is an advantage that the suction pipe 14 can be prevented from being over-pressured into the cylinder chamber 30 side at the suction port 46 .
Since the expansion part 14a and the rim of the opening 1B can be reliably fixed simply by brazing, there is an advantage that the brazing work can be done easily and that the amount of solder required for brazing can be small.
また、本実施例によれば、上記のように、前記
圧縮要素５を構成する部材のうち、シリンダ５及
びリヤヘツド４を合成樹脂材料で形成するように
したから、前記圧縮要素５の重量が軽減できて、
圧縮機全体の軽量化が図れると共に、前記シリン
ダ３及びリヤヘツド４の加工も容易なものとでき
て、コストダウンも図れ、しかも前記駆動軸７の
支持構造も簡単かつ確実なものとできる利点があ
る。 Further, according to this embodiment, as mentioned above, among the members constituting the compression element 5, the cylinder 5 and the rear head 4 are made of synthetic resin material, so the weight of the compression element 5 is reduced. I was able to do it.
The overall weight of the compressor can be reduced, the cylinder 3 and rear head 4 can be easily machined, and costs can be reduced, and the support structure for the drive shaft 7 can also be made simple and reliable. .
尚、本考案は、上記実施例のように、圧縮要素
５を構成する部材のうち、シリンダ３及びリヤヘ
ツド４が合成樹脂材料で形成されたものに限ら
ず、圧縮要素５を構成する各部材が金属材料で形
成された密閉形圧縮機にも適用することができる
ものである。また、上記実施例にあつては、リヤ
ヘツド４に吸入口４６を設けたものについて述べ
たが、シリンダ３に吸入口を設けたものについて
も適用できるものである。 Incidentally, the present invention is not limited to the cylinder 3 and rear head 4 made of synthetic resin materials among the members constituting the compression element 5 as in the above embodiment; The invention can also be applied to hermetic compressors made of metal materials. Furthermore, although the above embodiment has been described in which the intake port 46 is provided in the rear head 4, the present invention may also be applied to an arrangement in which the cylinder 3 is provided with the intake port.
（考案の効果）
本考案は、以上述べたように、密閉ケーシング
１に、圧縮要素５を内装し、該圧縮要素５に設け
る吸入口４６と吸入管１４とを接続する密閉形圧
縮機における吸入管の接続構造であつて、前記ケ
ーシング１に、前記吸入管１４を挿通する開口１
Ｂを設けて、該開口１Ｂを介して前記吸入管１４
を前記吸入口４６に挿入すると共に、前記吸入管
１４と吸入口４６との間における挿入部４Ｂに、
前記吸入管１４と開口１Ｂとの間のロウ付け固定
に伴なう熱で溶融する溶融材料BDを介装してい
るものであるから、前記吸入管１４と開口１Ｂと
の間のロウ付け固定と、前記溶融材料BDの溶融
による前記吸入管１４と吸入口４６との密着接続
とを同時に行ない得るので、組付けが簡単であつ
て、工数の削減が図れ、しかも、吸入管１４と吸
入口４６との間のシール性を良好にすることがで
きるのである。(Effects of the invention) As described above, the present invention provides a suction in a hermetic compressor in which the compression element 5 is installed inside the hermetic casing 1 and the suction port 46 provided in the compression element 5 is connected to the suction pipe 14. The pipe connection structure includes an opening 1 in the casing 1 through which the suction pipe 14 is inserted.
B, and the suction pipe 14 is provided through the opening 1B.
is inserted into the suction port 46, and at the same time, in the insertion portion 4B between the suction pipe 14 and the suction port 46,
Since the suction pipe 14 and the opening 1B are interposed with the molten material BD that melts due to the heat generated by the brazing fixation between the suction pipe 14 and the opening 1B, the brazing fixation between the suction pipe 14 and the opening 1B is not possible. Since the suction pipe 14 and the suction port 46 can be closely connected at the same time by melting the molten material BD, the assembly is easy and the number of man-hours can be reduced. 46 can be improved.
第１図は本考案にかゝる吸入管の接続構造の一
実施例の要部の断面図、第２図はリヤヘツド側か
らみた圧縮要素の底面図、第３図は本考案にかゝ
る吸入管の接続構造を備えた密閉形圧縮機の側断
面図、第４図はシリンダの平面図、第５図は従来
例の側断面図である。
BD……溶融材料、１……密閉ケーシング、１
Ｂ……開口、４Ｂ……挿入部、１４……吸入管、
４６……吸入口。
Fig. 1 is a sectional view of a main part of an embodiment of the suction pipe connection structure according to the present invention, Fig. 2 is a bottom view of the compression element seen from the rear head side, and Fig. 3 is a cross-sectional view of the main part of an embodiment of the suction pipe connection structure according to the present invention. FIG. 4 is a side sectional view of a hermetic compressor equipped with a suction pipe connection structure, FIG. 4 is a plan view of a cylinder, and FIG. 5 is a side sectional view of a conventional example. BD... Molten material, 1... Sealed casing, 1
B...Opening, 4B...Insertion part, 14...Suction tube,
46... Intake port.
Claims (1)
圧縮要素５に設ける吸入口４６と吸入管１４とを
接続する密閉形圧縮機における吸入管の接続構造
であつて、前記ケーシング１に、前記吸入管１４
を挿通する開口１Ｂを設けて、該開口１Ｂを介し
て前記吸入管１４を前記吸入口４６に挿入すると
共に、前記吸入管１４と吸入口４６との間におけ
る挿入部４Ｂに、前記吸入管１４と開口１Ｂとの
間のロウ付け固定に伴なう熱で溶融する溶融材料
BDを介装していることを特徴とする密閉形圧縮
機における吸入管の接続構造。 This is a suction pipe connection structure in a hermetic compressor in which a compression element 5 is housed in a hermetic casing 1 and a suction port 46 provided in the compression element 5 is connected to a suction pipe 14. tube 14
The suction pipe 14 is inserted into the suction port 46 through the opening 1B, and the suction pipe 14 is inserted into the insertion portion 4B between the suction pipe 14 and the suction port 46 through the opening 1B. The molten material that melts due to the heat associated with brazing and fixing between and the opening 1B.
A suction pipe connection structure in a hermetic compressor characterized by interposing a BD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6825887U JPH0450471Y2 (en) | 1987-05-06 | 1987-05-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6825887U JPH0450471Y2 (en) | 1987-05-06 | 1987-05-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63177680U JPS63177680U (en) | 1988-11-17 |
| JPH0450471Y2 true JPH0450471Y2 (en) | 1992-11-27 |
Family
ID=30907910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6825887U Expired JPH0450471Y2 (en) | 1987-05-06 | 1987-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0450471Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4552910B2 (en) * | 2006-08-10 | 2010-09-29 | ダイキン工業株式会社 | Compressor |
| WO2011135806A1 (en) * | 2010-04-27 | 2011-11-03 | パナソニック株式会社 | Hermetic compressor |
-
1987
- 1987-05-06 JP JP6825887U patent/JPH0450471Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63177680U (en) | 1988-11-17 |
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