JPS6316236Y2 - - Google Patents
Info
- Publication number
- JPS6316236Y2 JPS6316236Y2 JP9837082U JP9837082U JPS6316236Y2 JP S6316236 Y2 JPS6316236 Y2 JP S6316236Y2 JP 9837082 U JP9837082 U JP 9837082U JP 9837082 U JP9837082 U JP 9837082U JP S6316236 Y2 JPS6316236 Y2 JP S6316236Y2
- Authority
- JP
- Japan
- Prior art keywords
- horn
- unit
- outer cylinder
- throat
- horn speaker
- 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
- 230000004308 accommodation Effects 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Description
【考案の詳細な説明】
この考案は、ホーンスピーカに関し、特にその
組立て構造に関する。[Detailed Description of the Invention] This invention relates to a horn speaker, and particularly to its assembly structure.
従来のホーンスピーカには、第1図に示すよう
にホーン外筒1、中筒2、内筒3、スロート具
4、ドライバユニツト5、ユニツトカバー6をそ
れぞれ別個に形成し、スロート具4の中央に内筒
3を嵌合し、スロート具の周縁部に中筒2をねじ
7aで結合し、ドライバユニツト5内の磁気回路
とスロート具4との間にドライバユニツトのダイ
アフラムを挾んでねじ7bで固定し、ユニツトカ
バー6、ドライバユニツト5、スロート具4をね
じ7cで結合したものがある。このホーンスピー
カでは、各構成要素が全て別々に構成されている
ので、その組立には多数のねじが必要であり、そ
のため作業性が低く、特にねじ7bによる結合を
行なう場合にはホーン外筒1の開口部が上を向く
ように作業台上に置かねばならないのに対し、ね
じ7cによる結合を行う場合には逆にホーン外筒
1の開口部が下を向くように作業台上に置かねば
ならず、自動機器による自動組立にも不適であつ
た。 In a conventional horn speaker, as shown in FIG. The inner cylinder 3 is fitted to the inner cylinder 3, the inner cylinder 2 is connected to the peripheral edge of the throat tool with screws 7a, the diaphragm of the driver unit is sandwiched between the magnetic circuit in the driver unit 5 and the throat tool 4, and the diaphragm of the driver unit is inserted between the magnetic circuit in the driver unit 5 and the throat tool 4, and There is one in which the unit cover 6, driver unit 5, and throat tool 4 are connected with screws 7c. In this horn speaker, each component is constructed separately, so a large number of screws are required for assembly, and therefore workability is low. Especially when connecting with screw 7b, horn outer cylinder 1 The horn outer cylinder 1 must be placed on the workbench with the opening facing upwards, whereas when connecting with the screw 7c, the horn outer cylinder 1 must be placed on the workbench with the opening facing downwards. It was also unsuitable for automatic assembly using automatic equipment.
この考案は、上記の問題を解決するためになさ
れたもので、そのためホーン外筒、スロート具、
ユニツトカバーの周壁部を一体に形成し、その周
壁部内にダイアフラム構体と磁気回路とを順に嵌
め、これらをユニツトカバーの蓋部材をねじで周
壁部に結合することによつて固定するように構成
したものである。 This invention was made to solve the above problem, and therefore the horn outer cylinder, throat tool,
The peripheral wall portion of the unit cover is integrally formed, the diaphragm structure and the magnetic circuit are fitted in order into the peripheral wall portion, and these are fixed by connecting the lid member of the unit cover to the peripheral wall portion with screws. It is something.
以下、この考案を第2図及び第3図に示す1実
施例に基づいて詳細に説明する。この実施例のホ
ーンスピーカは、第3図に示すようにホーン外筒
10を有し、その後側の内面にスロート具12が
一体に形成されており、ホーン外筒10の後側の
外周部を更に後側に延長形成してユニツト収容部
14が形成されている。 This invention will be explained in detail below based on one embodiment shown in FIGS. 2 and 3. The horn speaker of this embodiment has a horn outer cylinder 10 as shown in FIG. 3, and a throat tool 12 is integrally formed on the rear inner surface of the horn outer cylinder 10. Furthermore, a unit accommodating portion 14 is formed extending to the rear side.
スロート具12の中央には、中筒15と一体に
形成された内筒16の基端部が嵌合されており、
中筒15はスロート具12の周辺部に突出させた
突状部18にねじ止めされている。 A base end portion of an inner cylinder 16 formed integrally with the middle cylinder 15 is fitted into the center of the throat tool 12.
The middle cylinder 15 is screwed to a protrusion 18 that projects from the periphery of the throat tool 12.
ユニツト収容部14内にはダイアフラム構体2
0が収容されている。ダイアフラム構体20は、
ボイスコイル22が外周囲に巻回されているボビ
ン24をダイアフラム26を介して環状部材28
に結合したものである。環状部材28は、その外
周縁部に後方へ伸延したフランジ部30を有し、
その外周縁部はユニツト収容部14の内周縁部に
合致する形状に形成されている。なお、31は、
ダイアフラム構体20に対する緩衝体で、スロー
ト具12の後側周縁部に設けられている。 A diaphragm structure 2 is disposed inside the unit accommodating portion 14.
0 is stored. The diaphragm structure 20 is
A bobbin 24 around which a voice coil 22 is wound is connected to an annular member 28 via a diaphragm 26.
It is combined with . The annular member 28 has a flange portion 30 extending rearward on its outer peripheral edge,
The outer peripheral edge thereof is formed in a shape that matches the inner peripheral edge of the unit accommodating portion 14. In addition, 31 is
It is a buffer for the diaphragm structure 20, and is provided at the rear peripheral edge of the throat tool 12.
ユニツト収容部14内において、ダイアフラム
構体20の上部に磁気回路32が配置されてい
る。磁気回路32は、環状の永久磁石34の上下
両側にプレート板36,38を設けたもので、プ
レート板36は永久磁石34の開口内に伸延した
センターポール40を有し、プレート板38には
センターポール40との間に間隙42を形成する
ように開口が穿設されている。この間隙42内に
ボイスコイル22が位置するようにセンターポー
ル40の外径及びプレート板38の開口の径が選
択されている。さらに、プレート板38の外周縁
部は、フランジ部30の内周縁部に合致するよう
に形成されている。 A magnetic circuit 32 is disposed above the diaphragm structure 20 within the unit accommodating portion 14 . The magnetic circuit 32 includes plates 36 and 38 provided on both upper and lower sides of an annular permanent magnet 34, the plate 36 having a center pole 40 extending into the opening of the permanent magnet 34, and the plate 38 having a center pole 40 extending into the opening of the permanent magnet 34. An opening is formed so as to form a gap 42 between the center pole 40 and the center pole 40 . The outer diameter of the center pole 40 and the diameter of the opening of the plate 38 are selected so that the voice coil 22 is located within this gap 42. Further, the outer peripheral edge of the plate plate 38 is formed to match the inner peripheral edge of the flange portion 30.
これらダイアフラム構体20と磁気回路32と
は組合せた状態で駆動ユニツトを構成し、その高
さ寸法は、ユニツト収容部14の高さ寸法にほぼ
等しく形成されており、この駆動ユニツトをユニ
ツト収容部14内に収容した状態で、蓋部材44
をユニツト収容部14にねじ46で結合すると、
ダイアフラム構体20と磁気回路32とが押圧固
定される。なお、48は、蓋部材44に穿設した
ねじ挿通孔、50は、ユニツト収容部14に削設
したねじ穴、52は、ボイスコイル22に接続さ
れるリード線である。 The combination of the diaphragm structure 20 and the magnetic circuit 32 constitutes a drive unit, the height of which is approximately equal to the height of the unit accommodating part 14. The lid member 44 is housed inside the lid member 44.
is connected to the unit accommodating portion 14 with the screw 46,
The diaphragm structure 20 and the magnetic circuit 32 are pressed and fixed. Note that 48 is a screw insertion hole drilled in the lid member 44, 50 is a screw hole cut in the unit accommodating portion 14, and 52 is a lead wire connected to the voice coil 22.
このように構成したホーンスピーカの製立は次
のように行なわれる。まずスロート具12に中筒
15と内筒16とを取付ける。次に第3図に示す
ように外筒10をその放音開口部が下向きになる
ように作業台54上に配置する。そして、ダイア
フラム構体20、磁気回路32を順にユニツト収
容部14内に収容し、蓋部材44をねじ46によ
つてユニツト収容部14に結合する。これによつ
て、組立が完了する。 The horn speaker constructed as described above is manufactured as follows. First, the middle cylinder 15 and the inner cylinder 16 are attached to the throat tool 12. Next, as shown in FIG. 3, the outer cylinder 10 is placed on the workbench 54 with its sound emitting opening facing downward. Then, the diaphragm structure 20 and the magnetic circuit 32 are housed in the unit housing part 14 in this order, and the lid member 44 is coupled to the unit housing part 14 with screws 46. This completes the assembly.
この考案によるホーンスピーカは、外筒10と
スロート具とユニツト収容部14とを一体に形成
しているので、部品点数が少なく、さらにこれら
を組立てる手間が省かれるうえに、中筒15と内
筒16とを取付けた後には外筒10をその放音開
口部が下方を向くように作業台54上に配置した
状態で残りの組立作業を全て行なえる。さらに、
ダイアフラム構体20と磁気回路32とを組立せ
た状態における高さ寸法、すなわち駆動ユニツト
の高さ寸法を、ユニツト収容部14の高さ寸法と
ほぼ等しく選択しているので、蓋部材44をユニ
ツト収容部14にねじ止めするという簡単な作業
によつてダイアフラム構体20及び磁気回路32
を押圧固定できる。このように組立作業をホーン
スピーカの向きを一定にしたままで行なえるうえ
に、ねじ止め箇所が少ないので、この考案による
ホーンスピーカは、その組立作業能率が格段に向
上すると共に自動機器による組立に最適なものと
なる。さらに、この実施例では、環状部材28の
外周縁部をユニツト収容部14の内周縁部に一致
させると共に、プレート板38の外周縁部を環状
部材28の内周縁部に一致させてあるので、位置
決めが簡単に行なえ、さらに作業能率が向上す
る。 In the horn speaker according to this invention, the outer cylinder 10, the throat tool, and the unit accommodating part 14 are integrally formed, so the number of parts is small, and the labor of assembling these parts is saved, and the middle cylinder 15 and the inner cylinder 16, all remaining assembly work can be performed with the outer cylinder 10 placed on the workbench 54 with its sound emitting opening facing downward. moreover,
Since the height of the diaphragm structure 20 and the magnetic circuit 32 in the assembled state, that is, the height of the drive unit, is selected to be approximately equal to the height of the unit accommodating portion 14, the lid member 44 can be easily accommodated in the unit. The diaphragm structure 20 and the magnetic circuit 32 can be attached to the diaphragm structure 20 and the magnetic circuit 32 by a simple operation of screwing the parts 14.
can be fixed by pressing. In this way, the horn speaker can be assembled while keeping the direction of the horn speaker constant, and there are fewer screws, so the horn speaker of this invention has significantly improved assembly efficiency and is easier to assemble using automated equipment. It will be the best one. Furthermore, in this embodiment, the outer circumferential edge of the annular member 28 is made to match the inner circumferential edge of the unit accommodating portion 14, and the outer circumferential edge of the plate plate 38 is made to match the inner circumferential edge of the annular member 28. Positioning is easy and work efficiency is further improved.
第1図は従来のホーンスピーカの概略図、第2
図はこの考案によるホーンスピーカの蓋部材を除
去した状態の断面図、第3図は同ホーンスピーカ
の組立図である。
10……ホーン外筒、12……スロート具、1
4……ユニツト収容部、15……中筒、16……
内筒、20,32……駆動ユニツト、44……蓋
部材。
Figure 1 is a schematic diagram of a conventional horn speaker, Figure 2 is a schematic diagram of a conventional horn speaker.
The figure is a sectional view of the horn speaker according to this invention with the lid member removed, and FIG. 3 is an assembled view of the same horn speaker. 10... Horn outer cylinder, 12... Throat tool, 1
4...Unit housing section, 15...Middle cylinder, 16...
Inner cylinder, 20, 32... Drive unit, 44... Lid member.
Claims (1)
面にスロート具を一体に形成し、上記スロートの
後側に上記ホーン外筒の外周壁部をさらに延長形
成して後部が開口したユニツト収容部を形成し、
この収容部内に上記収容部の前後方向の寸法にほ
ぼ等しい厚さ寸法を有する駆動ユニツトを収容
し、上記駆動ユニツトを上記スロート具の後面に
押圧固定するように上記収容部の後部開口の縁部
に蓋部材を結合してなるホーンスピーカ。 A unit accommodating portion having an open rear portion, wherein a throat tool is integrally formed on the rear inner surface of a horn outer cylinder having a sound emitting opening on the front surface, and an outer circumferential wall of the horn outer cylinder is further extended on the rear side of the throat. form,
A drive unit having a thickness approximately equal to the longitudinal dimension of the accommodation part is housed in this accommodation part, and the edge of the rear opening of the accommodation part is pressed to fix the drive unit to the rear surface of the throat tool. A horn speaker is made by combining a lid member with a horn speaker.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9837082U JPS593683U (en) | 1982-06-29 | 1982-06-29 | horn speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9837082U JPS593683U (en) | 1982-06-29 | 1982-06-29 | horn speaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS593683U JPS593683U (en) | 1984-01-11 |
JPS6316236Y2 true JPS6316236Y2 (en) | 1988-05-09 |
Family
ID=30233582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9837082U Granted JPS593683U (en) | 1982-06-29 | 1982-06-29 | horn speaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS593683U (en) |
-
1982
- 1982-06-29 JP JP9837082U patent/JPS593683U/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS593683U (en) | 1984-01-11 |
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