JPH0525147Y2 - - Google Patents
Info
- Publication number
- JPH0525147Y2 JPH0525147Y2 JP4031388U JP4031388U JPH0525147Y2 JP H0525147 Y2 JPH0525147 Y2 JP H0525147Y2 JP 4031388 U JP4031388 U JP 4031388U JP 4031388 U JP4031388 U JP 4031388U JP H0525147 Y2 JPH0525147 Y2 JP H0525147Y2
- Authority
- JP
- Japan
- Prior art keywords
- electronic circuit
- circuit board
- housing
- edge
- 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.)
- Expired - Lifetime
Links
- 239000000853 adhesive Substances 0.000 description 10
- 230000001070 adhesive effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 206010003497 Asphyxia Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Description
【考案の詳細な説明】
〔考案の対象技術分野〕
この考案は光電スイツチにおいてその光電回路
を形成する電子回路基板たとえばプリント回路基
板やハイブリツドIC基板の取付けに関するもの
である。[Detailed Description of the Invention] [Technical Field Subject to the Invention] This invention relates to the mounting of an electronic circuit board, such as a printed circuit board or a hybrid IC board, forming a photoelectric circuit in a photoelectric switch.
従来この種の取付け装置は第３図ないし第５図
に示すようにハウジング１の第１の壁部３に窓４
を設け、またその壁部と対向する第２の壁部５に
表示窓６を設け、窓４には投光素子ないしは受光
素子（図に示してない）、これらの素子を保持す
るホルダー７およびレンズ板８からなるレンズユ
ニツト９が固定され、また表示窓６には表示灯１
１の光を外部に導く透光子１２が嵌合される。そ
して投光素子ないしは受光素子とともに電子回路
を形成する電子回路基板１５がハウジング１内に
収容され、この電子回路基板の一方の縁部をレン
ズユニツト９とくにホルダー７に固定している。
さらに電子回路基板１５の他方の縁部を接着剤１
７を用いてハウジング１に固定している。なおハ
ウジング１にはカバー１３が取付けられる。
Conventionally, this type of mounting device includes a window 4 in a first wall 3 of a housing 1, as shown in FIGS. 3 to 5.
A display window 6 is provided on the second wall 5 facing the second wall, and the window 4 has a light emitting element or a light receiving element (not shown), a holder 7 for holding these elements, and a display window 6. A lens unit 9 consisting of a lens plate 8 is fixed, and an indicator light 1 is mounted on the display window 6.
A translucent element 12 that guides the light of 1 to the outside is fitted. An electronic circuit board 15 forming an electronic circuit together with the light emitting element or the light receiving element is housed in the housing 1, and one edge of this electronic circuit board is fixed to the lens unit 9, particularly to the holder 7.
Furthermore, glue the other edge of the electronic circuit board 15 with adhesive 1.
7 is used to fix it to the housing 1. Note that a cover 13 is attached to the housing 1.
とくに接着剤１７を用いて電子回路基板１５を
ハウジング１に固定するばあい、接着剤１７の粘
度、接着力の選定が難かしく、また接着剤１７の
電子部品への影響を考慮する必要がある。さらに
接着剤１７の仮死時間あるいは粘度のために作業
性が悪い欠点がある。
Particularly when fixing the electronic circuit board 15 to the housing 1 using the adhesive 17, it is difficult to select the viscosity and adhesive strength of the adhesive 17, and it is necessary to consider the effect of the adhesive 17 on the electronic components. . Furthermore, there is a drawback that workability is poor due to the asphyxia time or viscosity of the adhesive 17.
この考案はこのような従来の欠点にかんがみ、
接着剤の電子回路基板に対する悪影響や作業性の
悪さを改善し、かつ確実な取付けを行おうとする
ものである。
This idea was developed in consideration of these conventional drawbacks.
The objective is to improve the adverse effects of adhesives on electronic circuit boards and poor workability, and to ensure reliable attachment.
この考案はその目的を達成するために電子回路
基板の一方の縁部をレンズユニツトに、またその
他方の縁部を透光子に設けた摺割り部に嵌合した
ものである。
In order to achieve this purpose, this invention fits one edge of the electronic circuit board into the lens unit and the other edge into a slot provided on the light transmitting element.
電子回路基板はレンズユニツトと透光子間にお
いて機械的に保持され、組付けの容易性ならびに
作業性の改善を図ることが可能となる。
The electronic circuit board is mechanically held between the lens unit and the light transmitting element, making it possible to improve ease of assembly and workability.
以下図によつてこの考案の一実施例について説
明する。なお第３図ないし第５図に示すものと共
通の部分についてはその説明を省略する。
An embodiment of this invention will be described below with reference to the drawings. Note that descriptions of parts common to those shown in FIGS. 3 to 5 will be omitted.
すなわち第１図および第２図において透光子１
２のレンズユニツト９と対向する部分にはその軸
心線と平行に摺割り部１４が設けられ、その寸法
はほぼ電子回路基板１５の厚さに設定される。 That is, in FIGS. 1 and 2, the light transmitting element 1
A sliding portion 14 is provided in a portion facing the second lens unit 9 parallel to its axis, and its dimensions are set approximately to the thickness of the electronic circuit board 15.
そして電子回路基板１５の一方の縁部はレンズ
ユニツト９とくにホルダー７に嵌合により取付け
られ、またその他方の縁部は透光子１２の摺割り
部１４に嵌合される。これによつて電子回路基板
１５はハウジング１に取付けられる。 One edge of the electronic circuit board 15 is fitted to the lens unit 9, particularly the holder 7, and the other edge is fitted to the slotted portion 14 of the translucent element 12. The electronic circuit board 15 is thereby attached to the housing 1.
この考案は上述のように電子回路基板１５の一
方の縁部をレンズユニツト９に、またその他方の
縁部を透光子１２に設けた摺割り部１４に嵌合し
ているので、電子回路基板１５のハウジング１に
対する取付けに際し、接着剤を必要とせず、した
がつて電子回路基板１５とくに電子部品等に対し
化学的な影響を与えることがない。また接着剤を
用いるばあいのようにその硬化時間を考慮する必
要もなく、その組付け作業がきわめて良好となる
効果がある。
In this invention, as described above, one edge of the electronic circuit board 15 is fitted into the lens unit 9, and the other edge is fitted into the slotted part 14 provided on the light transmitting element 12, so that the electronic circuit board 15 When attaching the board 15 to the housing 1, no adhesive is required, so there is no chemical influence on the electronic circuit board 15, especially electronic components. Further, there is no need to take into account the curing time unlike when using an adhesive, which has the effect of making the assembly work extremely easy.
第１図はこの考案における装置の一実施例を示
す縦断面図、第２図は第１図に示す透光子の斜視
図、第３図は従来の装置を示す縦断面図、第４図
は第３図の分解斜視図、第５図は第３図および第
４図に示す電子回路基板の取付け状態を示す斜視
図である。
１……ハウジング、３……第１の壁部、４……
窓、５……第２の壁部、６……表示窓、７……ホ
ルダー、８……レンズ板、９……レンズユニツ
ト、１１……表示灯、１２……透光子、１３……
カバー、１４……摺割り部、１５……電子回路基
板、１７……接着剤。
Fig. 1 is a longitudinal sectional view showing an embodiment of the device according to this invention, Fig. 2 is a perspective view of the translucent element shown in Fig. 1, Fig. 3 is a longitudinal sectional view showing the conventional device, and Fig. 4. 3 is an exploded perspective view of FIG. 3, and FIG. 5 is a perspective view showing the state in which the electronic circuit board shown in FIGS. 3 and 4 is attached. 1...Housing, 3...First wall, 4...
Window, 5...Second wall portion, 6...Display window, 7...Holder, 8...Lens plate, 9...Lens unit, 11...Indication light, 12...Translucent element, 13...
Cover, 14...Sliding portion, 15...Electronic circuit board, 17...Adhesive.
Claims (1)
ともに、この窓に投光素子ないしは受光素子、ホ
ルダーおよびレンズ板からなるレンズユニツト９
を取付け、一方上記ハウジング１の第１の壁部３
と対向する第２の壁部５に表示窓６を設けるとと
もに、この表示窓に透光子１２を取付けるものに
おいて、上記ハウジング１内に電子回路を形成す
る電子回路基板１５を収容するとともに、この電
子回路基板の一方の縁部を上記レンズユニツト９
に、またその他方の縁部を上記透光子１２に設け
た摺割り部１４に嵌合したことを特徴とする光電
スイツチの電子回路基板取付け装置。 A window 4 is provided in the first wall 3 of the housing 1, and a lens unit 9 consisting of a light projecting element or a light receiving element, a holder, and a lens plate is installed in this window.
, while the first wall 3 of the housing 1
A display window 6 is provided on the second wall 5 facing the housing 1, and a translucent element 12 is attached to the display window. Connect one edge of the electronic circuit board to the lens unit 9.
An electronic circuit board mounting device for a photoelectric switch, characterized in that the other edge is fitted into a sliding portion 14 provided on the light transmitting element 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4031388U JPH0525147Y2 (en) | 1988-03-29 | 1988-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4031388U JPH0525147Y2 (en) | 1988-03-29 | 1988-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01145034U JPH01145034U (en) | 1989-10-05 |
| JPH0525147Y2 true JPH0525147Y2 (en) | 1993-06-25 |
Family
ID=31266784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4031388U Expired - Lifetime JPH0525147Y2 (en) | 1988-03-29 | 1988-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0525147Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1116963B1 (en) | 2000-01-14 | 2013-03-06 | Keyence Corporation | Photoelectric detector device |
-
1988
- 1988-03-29 JP JP4031388U patent/JPH0525147Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01145034U (en) | 1989-10-05 |
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