JPH04164173A - Installing device for terminal cover for compressor - Google Patents
Installing device for terminal cover for compressorInfo
- Publication number
- JPH04164173A JPH04164173A JP28439690A JP28439690A JPH04164173A JP H04164173 A JPH04164173 A JP H04164173A JP 28439690 A JP28439690 A JP 28439690A JP 28439690 A JP28439690 A JP 28439690A JP H04164173 A JPH04164173 A JP H04164173A
- Authority
- JP
- Japan
- Prior art keywords
- terminal cover
- compressor
- rubber washer
- rubber
- top wall
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000012856 packing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/07—Details of compressors or related parts
- F25B2400/077—Compressor control units, e.g. terminal boxes, mounted on the compressor casing wall containing for example starter, protection switches or connector contacts
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Compressor (AREA)
- Motor Or Generator Frames (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明は冷凍冷蔵庫や空気調和機に使用される圧縮機
の端子カバーの密閉取り付け手段に関す □る
ものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to means for sealing the terminal cover of a compressor used in a refrigerator-freezer or an air conditioner.
［従来の技術］
第７図及び第８図は例えば実開昭５９−６３６６３号公
報に示された従来の圧縮機の端子カバーを示す断面図及
びその分解斜視図であり、図において（１）は圧縮機、
（２）はこの圧縮ＩＩ＆（１）の外表面に一端が固着さ
れたボルトで先端にネジ部（２ａ）を有している。（３
）は圧縮機（１）の外表面に突設された電源用端子、（
４）は同様これに並設された過電流継電器、（５）はこ
れら端子（３）及び過電流継電器（４）を水滴や塵埃か
ら保護する端子カバーであり、この端子カバー（５）の
頂壁には上記ネジ部（２ａ）が貫挿されるボルト穴（５
ａ）が開設されている。（６）は上記ネジ部（２ａ）に
挿入され端子カバーの頂壁上に重合されたゴムワッシャ
、（７）は上記ネジ部（２ａ）に螺合されたナツト、（
８）は圧縮機（１）の外表面と端子カバー（５）の開口
部間に介挿させたゴムパツキンで、上記ナツト（７）の
締め付けにより上記ゴムワッシャ（６）と端子カバー（
５）を介して上記圧縮機（１）の外表面に圧着されて、
当該端子カバー（５）内への水分や塵埃の侵入が防止さ
れるようになっている。[Prior Art] FIGS. 7 and 8 are a sectional view and an exploded perspective view of a terminal cover of a conventional compressor disclosed in, for example, Japanese Utility Model Application Publication No. 59-63663. is a compressor,
(2) is a bolt whose one end is fixed to the outer surface of this compression II & (1), and has a threaded portion (2a) at the tip. (3
) is a power supply terminal protruding from the outer surface of the compressor (1), (
4) is an overcurrent relay installed in parallel with this, and (5) is a terminal cover that protects these terminals (3) and overcurrent relay (4) from water drops and dust. The wall has a bolt hole (5) into which the screw part (2a) is inserted.
a) has been established. (6) is a rubber washer inserted into the threaded part (2a) and superimposed on the top wall of the terminal cover; (7) is a nut screwed into the threaded part (2a);
8) is a rubber packing inserted between the outer surface of the compressor (1) and the opening of the terminal cover (5), and when the nut (7) is tightened, the rubber washer (6) and the terminal cover (
5) is crimped onto the outer surface of the compressor (1) through
Intrusion of moisture and dust into the terminal cover (5) is prevented.
なお図中の（６ａ）及び（８ａ）は上記ゴムワッシャ（
６）及びゴムパツキン（８）の中心部に開設されたボル
ト穴である。In addition, (6a) and (8a) in the figure are the above rubber washers (
6) and the bolt hole opened in the center of the rubber gasket (8).
また第９図（イ）及び（ロ）は実開昭６３−１２３７８
４号公報に示された、さらに他の従来の圧縮機の端子カ
バーを示し、この従来例ではゴムパツキン（８）の外周
に特別に、端子カバー（５）の外周を囲むように連続し
た突起部（８ａ）を設け、該部におけるシール性を向上
させている点に特徴がある。Also, Figures 9 (a) and (b) are U.S. patent application No. 63-12378.
This shows yet another conventional compressor terminal cover shown in Publication No. 4, and in this conventional example, a continuous protrusion is specially provided on the outer periphery of the rubber gasket (8) so as to surround the outer periphery of the terminal cover (5). (8a) is provided to improve the sealing performance in this part.
［発明が解決しようとする課題］
従来の端子カバーの取り付けは以上のように行われてい
るので、ナツト（７）をネジ部（２ａ）に螺合する際に
、ゴムワッシャ（６）が回転したり、端子カバー（５）
とゴムパツキン（８）との衝合位置にずれが生じ易しく
該部でのシール性が損われる等の問題点があった。[Problems to be Solved by the Invention] Since the conventional terminal cover is attached as described above, when the nut (7) is screwed into the threaded portion (2a), the rubber washer (6) is rotated. or terminal cover (5)
There was a problem in that the abutting position between the rubber packing (8) and the rubber packing (8) was likely to be misaligned, and the sealing performance at that part was impaired.
この発明は上記の問題点を解消するためになされたもの
で、先ず第１の発明ではゴムワッシャの回り止めを、ま
た第２の発明ではゴムパツキンと端子カバーの回り止め
を行うことを目的とする。This invention was made to solve the above problems, and the first invention aims to prevent the rubber washer from rotating, and the second invention aims to prevent the rubber gasket and the terminal cover from rotating. .
［課題を解決するための手段］
この発明の第１の発明の場合はゴムワッシャと端子カバ
ーの頂壁には、たがいに係合するその位置決め用係止穴
と突起とを設けている。また第２の発明の場合は、ゴム
パツキンを貫通させた端子カバーの開口部端面の突起を
、圧縮機の外表面に重合固着した位置決め板の係止穴に
嵌挿させている。[Means for Solving the Problems] In the first aspect of the present invention, the top walls of the rubber washer and the terminal cover are provided with a locking hole for positioning and a protrusion that engage with each other. Further, in the case of the second invention, the protrusion on the end face of the opening of the terminal cover through which the rubber packing is passed is inserted into the locking hole of the positioning plate superimposed and fixed to the outer surface of the compressor.
［作 用］
この発明の第１の発明では、ゴムワッシャは端子カバー
の頂壁に突設した突起により回り止めされ、したがって
ナツトの螺合時にゴムワッシャがナツトと共に回らない
。また第２の発明では端子カバーとゴムパツキンとが圧
縮機の外表面に重合固着された位置決め板によって回り
止めされ、したがって双方の衝合位置にずれが生じない
。[Function] In the first aspect of the present invention, the rubber washer is prevented from rotating by the projection provided on the top wall of the terminal cover, so that the rubber washer does not rotate together with the nut when the nut is screwed together. Further, in the second aspect of the invention, the terminal cover and the rubber gasket are prevented from rotating by a positioning plate that is superimposed and fixed to the outer surface of the compressor, so that the abutment positions of both do not shift.
［実施例］
以下この発明の第１の発明の一実施例について説明する
。すなわち第１図及び第２図において第７図及び第８図
の従来のものと同一または相当個所には同一符号を付し
てその重複説明は省略することにするが、この発明の第
１の発明における端子カバー（５）の頂壁には、ボルト
（２）のネジ部（２ａ）が挿入されるボルト穴（５ａ）
を挾むようにその左右に対称に突起（５ｂ）が突設され
、これら各突起（５ｂ）がゴムワッシャ（６）に設けた
係止穴（６ｂ）に挿入され、これによりナツト（７）の
締め付け時にゴムワッシャが回らないように回り止めさ
れている点に特徴がある。[Example] An example of the first aspect of the present invention will be described below. That is, in FIGS. 1 and 2, the same or equivalent parts as in the conventional ones in FIGS. 7 and 8 will be given the same reference numerals and redundant explanation will be omitted. The top wall of the terminal cover (5) in the invention has a bolt hole (5a) into which the threaded portion (2a) of the bolt (2) is inserted.
Protrusions (5b) are symmetrically provided on the left and right sides of the rubber washer (6), and each of these protrusions (5b) is inserted into a locking hole (6b) provided in the rubber washer (6), thereby tightening the nut (7). It is unique in that the rubber washer is stopped from rotating.
また第３図は第１図のものの他の実施例であり、この場
合は端子カバーの突起（５ｂ）はゴムワッシャ（６）の
外周縁部に形成した切り欠き（６ｃ）に係合されている
点において第１図のものと相違するが、その他の構成は
上記第１図のものと同様になっており同様の作用をする
。Further, FIG. 3 shows another embodiment of the one shown in FIG. 1, in which the protrusion (5b) of the terminal cover is engaged with a notch (6c) formed on the outer peripheral edge of the rubber washer (6). Although it is different from the one shown in FIG. 1 in that it is different from the one shown in FIG. 1, the other structure is the same as that shown in FIG.
さらに第４図及び第５図はこの発明の第２の発明を示す
もので第７図及び第８図の従来例と同一または相当個所
には同一符号を付してその重複説明は省略することにす
るが、この第２の発明のものにおける端子カバー（５）
の開口部端面には複数の突起（５ｂ）が突出され、また
ゴムパツキン（８）には上記各突起（５ｂ）を貫挿させ
る係止穴（８ａ）が開設されており、さらに圧縮機（１
）の外表面には上記ゴムパツキン（８）の係止穴（８ａ
）から突出した上記突起（５ｂ）の先端が嵌挿される係
止穴（９ａ）を開設した位置決め板（９）が重合固着さ
れており、この位置決め板（９）によりゴムパツキン（
８）及び端子カバー（５）が回り止めされ、ナツト（７
）の締め付けに際し双方の衝合位置にずれが生じないよ
うになっている点に特徴がある。Further, FIG. 4 and FIG. 5 show the second invention of the present invention, and the same or equivalent parts as in the conventional example shown in FIG. 7 and FIG. However, the terminal cover (5) in this second invention
A plurality of protrusions (5b) protrude from the end face of the opening of the compressor (1), and a locking hole (8a) is provided in the rubber gasket (8) through which each of the protrusions (5b) is inserted.
) has a locking hole (8a) for the rubber gasket (8).
) A positioning plate (9) having a locking hole (9a) into which the tip of the protrusion (5b) protruding from the rubber seal (
8) and the terminal cover (5) are prevented from rotating, and the nut (7)
) is characterized in that there is no deviation in the abutting position of both sides when tightening.
その他年６図は第４図の他の実施例であり、この場合は
端子カバー（５）の突起（５ｂ）は位置決め板（９）の
外周縁部に形成した切り欠き（９ｂ）及びゴムパツキン
（８）の外周縁部に形成した切り欠き（８ｂ）に係合さ
れている点において第４図のものと相違するがその他の
構成は第４図のものと同様になっており、同様の作用を
する。Other Figure 6 shows another embodiment of Figure 4, in which the protrusion (5b) of the terminal cover (5) is formed by a notch (9b) formed on the outer peripheral edge of the positioning plate (9) and a rubber seal ( 8) is different from the one in Fig. 4 in that it is engaged with the notch (8b) formed on the outer peripheral edge, but the other configuration is the same as the one in Fig. 4, and the same effect is achieved. do.
［発明の効果コ
この発明の第１の発明及び第２の発明になる圧縮機の端
子カバー取り付け装置は以上のように構成されているの
で、端子カバーの締め付けボルトのネジ部に挿入したゴ
ムワッシャの回り止め及び端子カバーとこれに装着した
ゴムパツキンの各々の回り止めがそれぞれ可能となり、
これにより上記ネジ部の挿入用ボルト穴及び端子カバー
の開口部からの内部への水分や塵埃の侵入を確実に防ぐ
ことができるという効果がある。[Effects of the Invention] Since the compressor terminal cover mounting device according to the first and second inventions is configured as described above, the rubber washer inserted into the threaded portion of the tightening bolt of the terminal cover It is possible to prevent the terminal cover from rotating, and to prevent the terminal cover and the rubber gasket attached to it from rotating, respectively.
This has the effect of reliably preventing moisture and dust from entering the inside through the insertion bolt hole of the threaded portion and the opening of the terminal cover.
第１図はこの発明の第１の発明になる圧縮機の端子カバ
ー取り付け装置の一実施例を示す要部の断面図、第２図
はその分解斜視図、第３図は第１図の他の実施例を示す
斜視図、第４図はこの発明の第２の発明になる圧縮機の
端子カバー取り付け装置の一実施例を示す要部の′断面
図、第５図はその分解斜視図、第６図は第４図の他の実
施例を示す分解斜視図、第７図は従来の圧縮機の端子カ
バーを示す要部の断面図、第８図はその分解斜視図、第
９図（イ）（ロ）は他の従来例における圧縮機の端子カ
バーの要部の断面図及びゴムパツキンの斜視図である。
なお図中（１）は圧縮機、（２）はボルト、（２ａ）は
ネジ部、（３）は端子、（４）は過電流継電器、（５）
は端子カバー、（５ｂ）は突起、（６）はゴムワッシャ
、（６ｂ）は係止穴、（６ｃ）は切り欠き、（８）はゴ
ムパツキン、（８ａ）は係止穴、（８ｂ）は切り欠き、
（９）は位置決め板、（９ａ）は係止穴、（９ｂ）は切
り欠きである。
その他図中同−符号は同一または相当部分を示すものと
する。
第 ２ 図
ｒ３図
＼Ｊ 喝 ば
第８図
第９図
（イ）
（口〕FIG. 1 is a sectional view of essential parts showing an embodiment of a terminal cover attachment device for a compressor according to the first aspect of the present invention, FIG. 2 is an exploded perspective view thereof, and FIG. FIG. 4 is a cross-sectional view of essential parts of an embodiment of a terminal cover attachment device for a compressor according to the second aspect of the present invention, and FIG. 5 is an exploded perspective view thereof. FIG. 6 is an exploded perspective view showing another embodiment of FIG. (a) and (b) are a sectional view of a main part of a terminal cover of a compressor and a perspective view of a rubber gasket in another conventional example. In the figure, (1) is the compressor, (2) is the bolt, (2a) is the screw part, (3) is the terminal, (4) is the overcurrent relay, and (5)
is a terminal cover, (5b) is a protrusion, (6) is a rubber washer, (6b) is a locking hole, (6c) is a notch, (8) is a rubber gasket, (8a) is a locking hole, (8b) is a cutout,
(9) is a positioning plate, (9a) is a locking hole, and (9b) is a notch. In other figures, the same reference numerals indicate the same or corresponding parts. Figure 2 Figure 3 ＼J Figure 8 Figure 9 (A) (mouth)
Claims (2)
流継電器とを保護する端子カバーの頂壁に、上記圧縮機
に一端が固着されたボルトの先端ネジ部を貫挿しこのネ
ジ部に、上記頂壁上に重合させたゴムワッシャを介して
螺合させたナットで、上記端子カバーを上記圧縮機上に
固定させたものにおいて、上記端子カバーの頂壁に突起
を設けると共に、上記ゴムワッシャにはこの突起に係合
するその位置決め用係止穴または切り欠きを形成させた
ことを特徴とする圧縮機の端子カバー取り付け装置。(1) Insert the threaded end of the bolt, one end of which is fixed to the compressor, into the top wall of the terminal cover that protects the power supply terminal and overcurrent relay that protrude from the outer surface of the compressor. The terminal cover is fixed on the compressor with a nut screwed onto the top wall through a polymerized rubber washer, wherein a projection is provided on the top wall of the terminal cover, and A terminal cover mounting device for a compressor, characterized in that the rubber washer is formed with a locking hole or notch for positioning that engages with the projection.
流継電器とを保護する端子カバーの開口端部を、上記圧
縮機に一端が固着され他端ネジ部を上記端子カバーの頂
壁に貫挿させたボルトでゴムパッキンを介して、上記圧
縮機上に圧着させるものにおいて、上記端子カバーの開
口部端面に複数の突起を突出させ、これらの突起を上記
ゴムパッキンの周縁部に設けた係止穴または切り欠きに
貫挿させると共に、この状態で上記各突起の先端を圧縮
機の外表面に重合固着させた位置決め板の係止穴または
切り欠きに嵌挿させたことを特徴とする圧縮機の端子カ
バー取り付け装置。(2) The open end of the terminal cover that protects the power supply terminal and overcurrent relay protruding from the outer surface of the compressor is fixed to the compressor at one end and the threaded end at the other end is attached to the top of the terminal cover. In a device that is crimped onto the compressor through a rubber gasket with bolts inserted through the wall, a plurality of protrusions are protruded from the end face of the opening of the terminal cover, and these protrusions are attached to the peripheral edge of the rubber gasket. They are inserted into the provided locking holes or notches, and in this state, the tips of the respective projections are inserted into the locking holes or notches of a positioning plate that is superimposed and fixed to the outer surface of the compressor. Compressor terminal cover installation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28439690A JPH04164173A (en) | 1990-10-24 | 1990-10-24 | Installing device for terminal cover for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28439690A JPH04164173A (en) | 1990-10-24 | 1990-10-24 | Installing device for terminal cover for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04164173A true JPH04164173A (en) | 1992-06-09 |
Family
ID=17678030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28439690A Pending JPH04164173A (en) | 1990-10-24 | 1990-10-24 | Installing device for terminal cover for compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04164173A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1005138A1 (en) * | 1998-11-28 | 2000-05-31 | Otto Christ AG | Waterproof electrical-terminal-cover for electric motors |
| WO2007077902A1 (en) * | 2005-12-28 | 2007-07-12 | Matsushita Electric Industrial Co., Ltd. | Electric equipment protective device |
| KR200454911Y1 (en) * | 2008-11-07 | 2011-08-03 | (주)유신통신기계 | Terminal cover |
-
1990
- 1990-10-24 JP JP28439690A patent/JPH04164173A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1005138A1 (en) * | 1998-11-28 | 2000-05-31 | Otto Christ AG | Waterproof electrical-terminal-cover for electric motors |
| WO2007077902A1 (en) * | 2005-12-28 | 2007-07-12 | Matsushita Electric Industrial Co., Ltd. | Electric equipment protective device |
| KR200454911Y1 (en) * | 2008-11-07 | 2011-08-03 | (주)유신통신기계 | Terminal cover |
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| JPH0712300Y2 (en) | Box waterproof structure |