JPH0716103B2 - Electronic device housing fixing device - Google Patents
Electronic device housing fixing deviceInfo
- Publication number
- JPH0716103B2 JPH0716103B2 JP25464588A JP25464588A JPH0716103B2 JP H0716103 B2 JPH0716103 B2 JP H0716103B2 JP 25464588 A JP25464588 A JP 25464588A JP 25464588 A JP25464588 A JP 25464588A JP H0716103 B2 JPH0716103 B2 JP H0716103B2
- Authority
- JP
- Japan
- Prior art keywords
- electronic device
- main body
- covers
- fixing
- 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.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims description 4
- 244000145845 chattering Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
Landscapes
- Casings For Electric Apparatus (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は電子機器の筐体の固定装置に関する。Description: TECHNICAL FIELD The present invention relates to a fixing device for a housing of an electronic device.
従来の技術 従来のこの種の電子機器筐体を構成するカバーの固定装
置を、第４図，第５図に示す。2. Description of the Related Art A conventional fixing device for a cover which constitutes this kind of electronic equipment housing is shown in FIGS.
すなわち、第４図において、電子機器の筐体は電子機器
本体22の前面に取付けられる操作部ケース23と、上下カ
バー24、25とで覆われ、取付金具26を本体側面に取付け
ている。27、28は本体取付ネジ、29はカバー取付ネジで
ある。That is, in FIG. 4, the housing of the electronic device is covered with the operation portion case 23 mounted on the front surface of the electronic device main body 22 and the upper and lower covers 24, 25, and the mounting bracket 26 is mounted on the side surface of the main body. 27 and 28 are body mounting screws, and 29 is a cover mounting screw.
この筐体において上下カバー24、25は、第５図に示すよ
うに上カバー24の先端突片30を操作部ケース23に差し込
み、後端の取付片31、32と本体22のフレームに設けられ
たネジ33、34とを合わせてカバー取付ネジ27、28で固定
している。In this case, the upper and lower covers 24, 25 are provided on the mounting pieces 31, 32 at the rear end and the frame of the main body 22 by inserting the tip projecting piece 30 of the upper cover 24 into the operation section case 23 as shown in FIG. The screws 33 and 34 are attached and fixed with cover mounting screws 27 and 28.
発明が解決しようとする課題 しかし、上記のような筐体の固定装置では、上下カバー
24、25を本体22に固定後、カバー後端のａ、ｂ、ｃ、ｄ
の個所が、本体22のフレームに完全密着されずに不安定
な状態になっている。このため操作部ケース23に取付け
られたスピーカの音によるビビリ音の発生や、電気特性
を損なうスプリアス（sprious）が発生する問題があっ
た。DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention However, in the case fixing device as described above, the upper and lower covers are provided.
After fixing 24, 25 to the main body 22, a, b, c, d at the rear end of the cover
The point is not in complete contact with the frame of the main body 22 and is in an unstable state. For this reason, there is a problem that chattering noise is generated due to the sound of the speaker attached to the operation unit case 23, and spurious that impairs electrical characteristics is generated.
本発明の目的はカバー後端を電子機器本体に確実に密着
固定できる構成として、ビビリ音やスプリアスの発生の
ない電気特性の優れた電子機器の筐体固定装置を提供し
ようとするものである。An object of the present invention is to provide a housing fixing device for an electronic device, which has a structure in which the rear end of the cover can be securely and closely fixed to the main body of the electronic device and which does not generate chattering noise or spurious and has excellent electrical characteristics.
課題を解決するための手段 上記目的達成のため本発明は、電子機器本体の前面に取
付けられる操作部ケースと、この操作部ケースと前部で
係合し電子機器本体の表面をそれぞれ覆い且つ後部で固
定されるようにした２つのカバーとを備え、この２つの
カバーはそれぞれ前記操作部ケースに係合する前部突片
と、後部両側面に設けた引掛片と、後部端縁に設けネジ
止めされる固定片とを有し、前記電子機器本体は両側面
中央線上に取付金具用ガイド溝と、このガイド溝の後部
端にテーパー状係合部とを有し、前記２つのカバーは後
部で前記引掛片を前記電子機器本体のテーパー状係合部
と嵌合するようにした電子機器の筐体固定装置とした。Means for Solving the Problems In order to achieve the above object, the present invention provides an operation unit case mounted on the front surface of an electronic device body, and a front portion which engages with the operation unit case and covers the surface of the electronic device body and a rear portion. And two covers that are fixed to each other. These two covers respectively include a front projection that engages with the operation unit case, hooking pieces that are provided on both sides of the rear, and screws that are provided at the rear end edges. The electronic device main body has a guide groove for mounting metal fittings on both side center lines and a tapered engagement portion at the rear end of the guide groove, and the two covers have rear portions. Then, the electronic device casing fixing device is configured such that the hooking piece is fitted to the tapered engagement portion of the electronic device body.
作用 本発明は上記のような構成をとったので、２つのカバー
はそれぞれ前部の突片で操作部ケースと係合し、後部で
は引掛片がそれぞれ電子機器本体のテーパー状係合部と
嵌合することにより、後部の両端角部を本体へ密着する
よう引付け固定されている。従って、電子機器本体と筐
体とによるビビリも生じることなく、又スプリアスの発
生も防止される。Action Since the present invention has the above-described configuration, the two covers engage the operation portion case with the front projections, and the hooks engage with the tapered engagement portions of the electronic device body at the rear. By mating, both end corners of the rear part are attracted and fixed so as to be in close contact with the main body. Therefore, chattering between the main body of the electronic device and the housing does not occur, and spurious emission is prevented.
実施例 以下、本発明の一実施例として示した図面につき説明す
る。Embodiment Hereinafter, the drawings shown as an embodiment of the present invention will be described.
第１図において、１は電子機器本体で、前部には操作部
ケース２が取付けられている。３は上カバー、４は下カ
バーで、電子機器本体１の表面を覆っている。５、６は
固定片で、取付ネジ７、８により本体１に固定されてい
る。９は取付金具で、本体１のフレームに設けられたガ
イド溝に側壁部10が係合され、取付部11でネジ止めされ
保持されている。In FIG. 1, reference numeral 1 is an electronic device main body, and an operation unit case 2 is attached to a front portion thereof. Reference numeral 3 is an upper cover, and 4 is a lower cover, which covers the surface of the electronic device body 1. Fixing pieces 5 and 6 are fixed to the main body 1 by mounting screws 7 and 8. Reference numeral 9 denotes a mounting member, a side wall portion 10 of which is engaged with a guide groove provided on the frame of the main body 1, and is screwed and held by a mounting portion 11.
第２図は取付金具９を分離し、カバー３、４の係合状態
を示すもので、12は突片で、カバー３、４の前部に設け
られ、操作部ケース２と係合するようになっている。1
3、14は引掛片で、カバー３、４の後部両側面に設けら
れている。15はガイド溝で、本体１の両側面中央線上に
設けられ、前記取付金具９が係合するようになってい
る。16、17はテーパー状係合部で、ガイド溝15に続いて
二又に分岐している。このテーパー状係合部16、17はそ
れぞれカバー３の引掛片13、14と楔状に嵌合可能に設け
られている。18、19は固定用のネジ孔、20、21は本体に
設けたネジ孔を示す。FIG. 2 shows the engagement state of the covers 3 and 4 with the mounting bracket 9 separated, and 12 is a projecting piece which is provided at the front of the covers 3 and 4 so as to engage with the operation unit case 2. It has become. 1
Reference numerals 3 and 14 are hooking pieces, which are provided on both side surfaces of the rear portions of the covers 3 and 4, respectively. Reference numeral 15 is a guide groove, which is provided on the center line of both side surfaces of the main body 1 so that the mounting bracket 9 is engaged. Reference numerals 16 and 17 denote tapered engagement portions, which are bifurcated following the guide groove 15. The tapered engagement portions 16 and 17 are provided so as to be capable of being fitted in the hooking pieces 13 and 14 of the cover 3 in a wedge shape, respectively. 18 and 19 are fixing screw holes, and 20 and 21 are screw holes provided in the main body.
本体１のフレームに取付けられた操作部ケース２に、上
カバー３に設けられた先端突片12を差し込み、後端カバ
ー部を本体の表面にのせ、本体１のフレームに設けられ
たネジ孔20、21とカバー３、４に設けられた固定片５、
６を合わせ、ネジ18、19によって締付けていくと、カバ
ー３、４に設けられた引掛片13、14が、本体１のフレー
ムに設けられたテーパー状係合部16、17と嵌合し、楔状
に食いつき、しっかりと固定される。Insert the tip projecting piece 12 provided on the upper cover 3 into the operation section case 2 attached to the frame of the main body 1, mount the rear end cover on the surface of the main body, and screw holes 20 provided on the frame of the main body 1 , 21 and the fixing pieces 5 provided on the covers 3 and 4,
When 6 is aligned and tightened with screws 18 and 19, hooking pieces 13 and 14 provided on the covers 3 and 4 are fitted with tapered engagement portions 16 and 17 provided on the frame of the main body 1, It bites like a wedge and is firmly fixed.
上記のように本実施例では１個所のネジ18又は19を締付
ることにより、それぞれのカバー３、４の固定が確実に
行なえる。As described above, in the present embodiment, by fastening the screw 18 or 19 at one place, the respective covers 3 and 4 can be securely fixed.
発明の効果 本発明は上記のように本体の両側面に設けられた取付金
具用ガイド溝の一部をテーパー状係合部にし、カバー後
端両側面に引掛片を有するので、固定片のネジ止めに従
い、前記テーパー状係合部が引掛片と嵌合し、確実な固
定ができるようになった。特にカバーの後部両端角部が
本体フレームと完全に密着するので、カバーのビビリ音
がなくなり、スプリアスも生じることなく電気特性が向
上する効果を有する。EFFECTS OF THE INVENTION According to the present invention, as described above, a part of the mounting metal fitting guide grooves provided on both side surfaces of the main body is formed into a tapered engagement portion, and hooking pieces are provided on both side surfaces of the rear end of the cover. Following the stop, the taper-shaped engaging portion fits with the hooking piece so that the fixing can be surely performed. In particular, since both corners of the rear portion of the cover are completely in close contact with the main body frame, there is an effect that the chattering noise of the cover is eliminated and spurious is not generated, and the electrical characteristics are improved.
さらに、固定片をネジ止めするという方法でカバーの取
付け、取外しが一個所でできるので、保守、組立作業性
もよくすることができる。Further, since the cover can be attached and detached at one place by fixing the fixing piece with screws, maintenance and assembling workability can be improved.
第１図は本発明筐体を取付けた状態を示す電子機器本体
の斜視図、第２図は同筐体の取付状態を示す斜視図、第
３図は本体及びカバー後部の拡大斜視図、第４図は従来
例を示す電子機器の斜視図、第５図は同筐体の取付状態
を示す斜視図である。 １……電子機器本体、２……操作部ケース ３、４……カバー、５、６……固定片 ９……取付金具、12……突片、13、14……引掛片 15……ガイド溝、16、17……テーパー状係合部FIG. 1 is a perspective view of an electronic apparatus main body showing a state in which a casing of the present invention is attached, FIG. 2 is a perspective view showing an attached state of the same casing, and FIG. 3 is an enlarged perspective view of a main body and a rear portion of a cover. FIG. 4 is a perspective view of an electronic device showing a conventional example, and FIG. 5 is a perspective view showing an attached state of the same housing. 1 ... Electronic device main body, 2 ... Operation part case 3,4 ... Cover, 5,6 ... Fixing piece 9 ... Mounting metal fitting, 12 ... Projecting piece, 13,14 ... Hooking piece 15 ... Guide Grooves, 16, 17 ... Tapered engagement part
Claims (1)
ケースと、この操作部ケースと前部で係合し電子機器本
体の表面をそれぞれ覆い且つ後部で固定されるようにし
た２つのカバーとを備え、 この２つのカバーはそれぞれ前記操作部ケースに係合す
る前部突片と、後部両側面に設けた引掛片と、後部端縁
に設けネジ止めされる固定片とを有し、 前記電子機器本体は両側面中央線上に取付金具用ガイド
溝と、このガイド溝の後部端にテーパー状係合部とを有
し、前記２つのカバーは後部で前記引掛片を前記電子機
器本体のテーパー状係合部と嵌合するようにしたことを
特徴とする電子機器の筐体固定装置。1. An operation section case attached to the front surface of an electronic apparatus body, and two covers that engage with the operation section case at the front section to cover the surface of the electronic apparatus body and be fixed at the rear section. The two covers each include a front projection that engages with the operation case, a hooking piece that is provided on each side surface of the rear portion, and a fixing piece that is screwed to the rear edge and that is fixed to the front edge. The electronic device main body has a guide groove for mounting metal fittings on the center line on both side surfaces, and a tapered engagement part at the rear end of the guide groove, and the two covers have the hooking pieces at the rear part of the electronic device main body. A device for fixing a casing of an electronic device, characterized in that the fixing device is adapted to be fitted with a circular engagement portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25464588A JPH0716103B2 (en) | 1988-10-07 | 1988-10-07 | Electronic device housing fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25464588A JPH0716103B2 (en) | 1988-10-07 | 1988-10-07 | Electronic device housing fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02101795A JPH02101795A (en) | 1990-04-13 |
| JPH0716103B2 true JPH0716103B2 (en) | 1995-02-22 |
Family
ID=17267896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25464588A Expired - Fee Related JPH0716103B2 (en) | 1988-10-07 | 1988-10-07 | Electronic device housing fixing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0716103B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0831698B2 (en) * | 1994-06-28 | 1996-03-27 | 株式会社日立製作所 | Bottom cover mounting structure |
-
1988
- 1988-10-07 JP JP25464588A patent/JPH0716103B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02101795A (en) | 1990-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |