JP3444743B2 - Screw type fuse - Google Patents
Screw type fuseInfo
- Publication number
- JP3444743B2 JP3444743B2 JP02690397A JP2690397A JP3444743B2 JP 3444743 B2 JP3444743 B2 JP 3444743B2 JP 02690397 A JP02690397 A JP 02690397A JP 2690397 A JP2690397 A JP 2690397A JP 3444743 B2 JP3444743 B2 JP 3444743B2
- Authority
- JP
- Japan
- Prior art keywords
- fuse
- screw
- terminal
- tab
- tightening type
- 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
Landscapes
- Fuses (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、タブ端子に電線の
端子がネジ止め接続されるネジ締め型ヒューズ、特に、
車輌の電装回路に使用されるネジ締め型ヒューズに関す
るものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a screw type fuse in which a terminal of an electric wire is screwed and connected to a tab terminal, and in particular,
The present invention relates to a screw tightening type fuse used in an electric circuit of a vehicle.
【０００２】[0002]
【従来の技術】図５は従来品の一例を示している。この
ネジ締め型ヒューズＡは、特開平４−１０１３２１号公
報に記載されているものであって、車輌の電装回路に使
用されるものであり、ヒューズハウジングａの底面から
一対のタブ端子ｂが突出し、各タブ端子ｂには、電装回
路の電線ｄの端子ｄ１をネジ止め接続するための導通用
ネジ止め穴ｃが開けられている。2. Description of the Related Art FIG. 5 shows an example of a conventional product. This screw-tightening type fuse A is disclosed in Japanese Patent Application Laid-Open No. 4-101321 and is used for an electric circuit of a vehicle, and a pair of tab terminals b are projected from a bottom surface of a fuse housing a. Each tab terminal b has a screw hole c for electrical connection for screw-connecting the terminal d1 of the electric wire d of the electrical circuit.
【０００３】図６，図７は、車輌に搭載されたヒューズ
ボックスＢへのネジ締め型ヒューズＡの装着を示してい
る。FIG. 6 and FIG. 7 show the mounting of the screw tightening type fuse A in the fuse box B mounted on the vehicle.
【０００４】ヒューズボックスＢは、ネジ締め型ヒュー
ズＡを収納するヒューズ収納部ｇを具備し、その収納部
ｇの底壁ｇ１には、ネジ締め型ヒューズＡの一対のタブ
端子ｂを個別に貫通させる２個の貫通穴が開けられ、ヒ
ューズ収納部ｇの底壁ｇ１の下面における前記貫通穴に
挟まれた部位からは、ネジ締め型ヒューズＡの一対のタ
ブ端子ｂを固定する固定壁ｈが垂設され、この固定壁ｈ
における一対のタブ端子ｂとそれぞれ正対する両壁面に
は、タブ端子ｂの導通用ネジ止め穴ｃが配置される位置
にナットｉが埋め込み固定されている。The fuse box B has a fuse accommodating portion g for accommodating the screw tightening type fuse A, and a pair of tab terminals b of the screw tightening type fuse A are individually penetrated through a bottom wall g1 of the accommodating part g. A fixing wall h for fixing the pair of tab terminals b of the screw tightening type fuse A is provided from a portion of the lower surface of the bottom wall g1 of the fuse accommodating portion g sandwiched by the through holes. It is installed vertically, and this fixed wall h
A nut i is embedded and fixed at a position where the conduction screw-fastening hole c of the tab terminal b is arranged, on both wall surfaces facing the pair of tab terminals b.
【０００５】そして、ヒューズボックスＢの両側壁ｊに
おけるナットｉを臨む部位には、ナットｉにボルトｋを
螺着させるための切欠部ｍが設けられている。A notch m for screwing a bolt k to the nut i is provided in a portion of the fuse box B on both side walls j facing the nut i.
【０００６】このヒューズボックスＢにネジ締め型ヒュ
ーズＡを装着するには、ヒューズボックスＢのヒューズ
収納部ｇ内にネジ締め型ヒューズＡを載置して、ヒュー
ズ収納部ｇの２個の貫通穴からそれぞれネジ締め型ヒュ
ーズＡのタブ端子ｂを貫通させ、各タブ端子ｂの導通用
ネジ止め穴ｃを、固定壁ｈの両壁面に埋め込まれたナッ
トｉの前面にそれぞれ配置する。In order to mount the screw tightening type fuse A in the fuse box B, the screw tightening type fuse A is placed in the fuse accommodating portion g of the fuse box B, and the two through holes of the fuse accommodating portion g. To pass through the tab terminals b of the screw tightening type fuses A, and the screw holes c for conduction of the tab terminals b are arranged on the front surfaces of the nuts i embedded in both wall surfaces of the fixed wall h.
【０００７】この後、ヒューズボックスＢの切欠部ｍか
ら、電装回路の電線ｄの端子ｄ１の貫通穴とタブ端子ｂ
の導通用ネジ止め穴ｃとを貫通するボルトｋを固定壁ｈ
のナットｉに螺着させて、各タブ端子ｂに電装回路の電
線ｄをネジ止め接続している。Thereafter, from the cutout portion m of the fuse box B, the through hole of the terminal d1 of the electric wire d of the electrical circuit and the tab terminal b.
Bolt k that penetrates the screw hole c for conduction of
, And the electric wire d of the electrical circuit is screwed to each tab terminal b.
【０００８】[0008]
【発明が解決しようとする課題】ところで、車輌メーカ
ーでは、輸出用車輌の場合のように、車輌組立後、長時
間エンジンをかけないまま車輌が放置される場合があ
る。By the way, a vehicle manufacturer may leave the vehicle without the engine for a long time after the vehicle is assembled, as in the case of an export vehicle.
【０００９】この様な場合には、電装回路に暗電流が流
れて、バッテリーが放電してしまう恐れがあるため、車
輌メーカーでは、ヒューズボックスＢからネジ締め型ヒ
ューズＡを取り外して、電装回路に暗電流が流れるのを
防止し、取り外したネジ締め型ヒューズＡは別の場所に
保管している。In such a case, since a dark current may flow in the electric circuit and the battery may be discharged, the vehicle manufacturer removes the screw tightening type fuse A from the fuse box B and installs it in the electric circuit. The dark current is prevented from flowing and the removed screw-fastened fuse A is stored in another place.
【００１０】しかし、ヒューズボックスＢからネジ締め
型ヒューズＡを取り外すと、取り外したネジ締め型ヒュ
ーズＡをなくす恐れがある。However, if the screw tightening type fuse A is removed from the fuse box B, there is a possibility that the removed screw tightening type fuse A may be lost.
【００１１】また、電装回路に使用されるネジ締め型ヒ
ューズＡには形状は同一でも容量の異なるものが存在す
るため、ヒューズボックスＢからネジ締め型ヒューズＡ
を取り外すと、ヒューズボックスＢにネジ締め型ヒュー
ズＡを再び装着する際に、容量違いのネジ締め型ヒュー
ズＡを装着する恐れもある。Further, there are screw-tightening fuses A used in the electrical circuit that have the same shape but different capacities. Therefore, from the fuse box B to the screw-tightening fuse A.
When the screw tightening type fuse A is removed, the screw tightening type fuse A having a different capacity may be mounted when the screw tightening type fuse A is mounted again in the fuse box B.
【００１２】更に、ヒューズボックスＢからネジ締め型
ヒューズＡを取り外すと、ヒューズボックスＢにネジ締
め型ヒューズＡを再び通電可能に装着する手間が掛か
る、という問題もある。Further, when the screw tightening type fuse A is removed from the fuse box B, there is a problem that it takes time and effort to mount the screw tightening type fuse A on the fuse box B so that the fuse A can be energized again.
【００１３】そこで、本発明では、ヒューズボックスか
ら取り外すことなく回路に暗電流が流れるのを防止でき
るネジ締め型ヒューズを提供することにより、取り外し
たネジ締め型ヒューズをなくす恐れや、容量違いのネジ
締め型ヒューズをヒューズボックスに装着する恐れを解
消し、ヒューズボックスにネジ締め型ヒューズを再び通
電可能に装着する手間を削減することを課題としてい
る。In view of the above, the present invention provides a screw tightening type fuse capable of preventing a dark current from flowing in a circuit without removing it from a fuse box. It is an object to eliminate the fear of mounting the clamp type fuse in the fuse box and to reduce the time and effort to mount the screw clamp type fuse in the fuse box so that the fuse can be re-energized.
【００１４】[0014]
【課題を解決するための手段】前記課題を解決するため
の手段として、請求項１の発明では、ヒューズハウジン
グから突出して導通用ネジ止め穴を有する一対のタブ端
子に、それぞれ電線の端子がネジ止め接続されるネジ締
め型ヒューズにおいて、前記一対のタブ端子の少なくと
も一方のタブ端子に、電気絶縁体で形成されて絶縁用ネ
ジ止め穴を有する絶縁部分を設けた、という構成を採用
している。As a means for solving the above-mentioned problems, according to the invention of claim 1, a pair of tab terminals projecting from the fuse housing and having screw holes for conduction are respectively provided with screw terminals for electric wires. In the screw-fastening fuse to be fixedly connected, at least one tab terminal of the pair of tab terminals is provided with an insulating portion formed of an electrical insulator and having an insulating screw hole. .
【００１５】この請求項１の発明では、ネジ締め型ヒュ
ーズのタブ端子と電線の端子とのネジ止め接続を、一対
のタブ端子の少なくとも一方のタブ端子において絶縁部
分に変更すれば、この絶縁部分で回路は遮断されるの
で、回路に暗電流が流れるのを防止することができる。According to the first aspect of the present invention, if the screwed connection between the tab terminal of the screw tightening type fuse and the terminal of the electric wire is changed to an insulating portion in at least one tab terminal of the pair of tab terminals, this insulating portion Since the circuit is cut off by, it is possible to prevent a dark current from flowing in the circuit.
【００１６】従って、請求項１の発明では、ネジ締め型
ヒューズをヒューズボックスから取り外すことなく、回
路に暗電流が流れるのを防止することができる。Therefore, according to the first aspect of the present invention, it is possible to prevent the dark current from flowing in the circuit without removing the screw tightening type fuse from the fuse box.
【００１７】請求項２の発明では、絶縁部分はタブ端子
の先端側に設けられ、導通用ネジ止め穴と絶縁用ネジ止
め穴との間、及び、絶縁用ネジ止め穴と絶縁部分の外縁
との間に、ネジ止め用のボルトの軸部を通過させる貫通
溝を設けた、という構造を請求項１記載の発明に付加し
ている。According to the second aspect of the invention, the insulating portion is provided on the tip side of the tab terminal, and is provided between the screw hole for conduction and the screw hole for insulation, and the screw hole for insulation and the outer edge of the insulating portion. A structure in which a through groove through which a shaft portion of a bolt for screwing is passed is provided between the two is added to the invention according to claim 1.
【００１８】このため、請求項２の発明では、タブ端子
に電線の端子をネジ止め接続するためのネジ止め用のボ
ルトを取り外すこと無く、緩めるだけで、タブ端子の導
通用ネジ止穴と絶縁用ネジ止め穴との間のボルトの移
動、及び、タブ端子の絶縁用ネジ止め穴へのボルトの挿
入を行うことができる。Therefore, according to the second aspect of the invention, it is possible to insulate the tab terminal from the threaded hole for conduction by simply loosening the bolt for fastening the terminal of the electric wire to the tab terminal without removing it. It is possible to move the bolt to and from the fixing screw fixing hole and to insert the bolt into the insulating screw fixing hole of the tab terminal.
【００１９】請求項３の発明では、タブ端子は電線の端
子と共にヒューズボックスにネジ止めされ、ヒューズハ
ウジングには確認用の目印を設け、前記ヒューズボック
スには目印に対応した壁部を設け、タブ端子が絶縁用ネ
ジ止め穴でヒューズボックスにネジ止めされるときは、
前記目印が壁部から露出し、タブ端子が導通用ネジ止め
穴でヒューズボックスにネジ止めされるときは、前記目
印が壁部に隠れる、という構造を請求項２記載の発明に
付加している。In the invention of claim 3, the tab terminal is screwed to the fuse box together with the terminal of the electric wire, the fuse housing is provided with a mark for confirmation, and the fuse box is provided with a wall portion corresponding to the mark. When the terminals are screwed to the fuse box with the screw holes for insulation,
The structure according to claim 2, wherein when the mark is exposed from the wall and the tab terminal is screwed to the fuse box with the screw hole for conduction, the mark is hidden by the wall. .
【００２０】このため、請求項３の発明では、タブ端子
が絶縁用ネジ止め穴で電線の端子と共にヒューズボック
スにネジ止めされているのか、あるいは、タブ端子が導
通用ネジ止め穴で電線の端子と共にヒューズボックスに
ネジ止めされいるのかの判別が、ヒューズハウジングの
目印を確認するだけで可能であり、前記判別をするため
にタブ端子と電線の端子との接続を直接確認する必要が
無い。Therefore, in the invention of claim 3, the tab terminal is screwed to the fuse box together with the terminal of the electric wire in the screw hole for insulation, or the tab terminal is connected to the terminal of the electric wire in the screw hole for conduction. At the same time, it is possible to determine whether or not the fuse box is screwed to the fuse box only by checking the mark on the fuse housing, and it is not necessary to directly check the connection between the tab terminal and the wire terminal for the above determination.
【００２１】従って、請求項３の発明では、タブ端子と
電線の端子との接続が通電可能な接続であるか否かの判
別が容易である。Therefore, according to the third aspect of the invention, it is easy to determine whether or not the connection between the tab terminal and the terminal of the electric wire is an energizable connection.
【００２２】請求項４発明では、目印が、ヒューズハウ
ジングの表面におけるタブ端子側周囲の塗装部分であ
り、壁部が、ヒューズボックスのヒューズ収納部であ
る、という構造を請求項３記載の発明に付加している。According to a fourth aspect of the present invention, there is provided a structure in which the mark is a painted portion around the tab terminal side on the surface of the fuse housing, and the wall portion is a fuse accommodating portion of the fuse box. It is attached.
【００２３】このため、請求項４の発明では、タブ端子
と電線の端子との接続が通電可能な接続であるか否かの
判別が、ヒューズボックスのヒューズ収納部に収納され
たヒューズのヒューズハウジングを視認するだけで可能
であり、タブ端子と電線の端子との接続を直接確認する
必要が無い。Therefore, according to the invention of claim 4, whether or not the connection between the tab terminal and the terminal of the electric wire is an energizable connection is determined by the fuse housing of the fuse housed in the fuse housing portion of the fuse box. This is possible only by visually observing, and there is no need to directly check the connection between the tab terminal and the wire terminal.
【００２４】従って、請求項４の発明では、請求項３の
発明と同様、タブ端子と電線の端子との接続が通電可能
な接続であるか否かの判別が容易である。Therefore, in the invention of claim 4, as in the invention of claim 3, it is easy to determine whether or not the connection between the tab terminal and the terminal of the electric wire is an energizable connection.
【００２５】[0025]
【発明の実施の形態】図１は、請求項１〜４記載の各発
明を併せて実施した実施の形態の一例を示している。こ
のネジ締め型ヒューズ１は、車輌の電装回路に使用され
るものであって、ヒューズハウジング２の底面から一対
のタブ端子３，４が突出している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows an example of an embodiment in which the inventions described in claims 1 to 4 are combined and carried out. This screw-tightening type fuse 1 is used in an electric circuit of a vehicle, and a pair of tab terminals 3 and 4 project from the bottom surface of a fuse housing 2.
【００２６】この一対のタブ端子３，４は何れも、電線
との接続領域がセラミック等の電気絶縁体で形成された
絶縁部分３ａ，４ａと、電線との接続領域が銅等の良電
導体で形成された導体部分３ｂ，４ｂとを有し、絶縁部
分３ａ，４ａがタブ端子３，４の先端側に配置されてい
る。Each of the pair of tab terminals 3 and 4 has insulating portions 3a and 4a in which the connection area with the electric wire is formed of an electric insulator such as ceramic, and the connection area with the electric wire is a good electric conductor such as copper. And the conductor portions 3b and 4b formed in 1., and the insulating portions 3a and 4a are arranged on the tip side of the tab terminals 3 and 4.
【００２７】各タブ端子３，４の導体部分３ｂ，４ｂに
は導通用ネジ止め穴３ｃ，４ｃが開けられ、各タブ端子
３，４の絶縁部分３ａ，４ａには絶縁用ネジ止め穴３
ｄ，４ｄが開けられており、タブ端子３，４における導
通用ネジ止め穴３ｃ，４ｃと絶縁用ネジ止め穴３ｄ，４
ｄとの間、及び、絶縁用ネジ止め穴３ｄ，４ｄと絶縁部
分３ａ，４ａの先端縁との間には、ネジ止め用のボルト
４０の軸部４１を通過させる貫通溝３ｅ，４ｅが設けら
れている。Conductor screw holes 3c and 4c are formed in the conductor portions 3b and 4b of the tab terminals 3 and 4, and insulating screw holes 3 are formed in the insulating portions 3a and 4a of the tab terminals 3 and 4, respectively.
d and 4d are opened, and the screw terminals 3c and 4c for conduction and the screw holes 3d and 4 for insulation in the tab terminals 3 and 4 are formed.
Through holes 3e and 4e for passing the shaft portion 41 of the bolt 40 for screwing are provided between the screwing holes 3d and 4d and between the insulating screwing holes 3d and 4d and the tip ends of the insulating portions 3a and 4a. Has been.
【００２８】ネジ締め型ヒューズ１のヒューズハウジン
グ２は、タブ端子３，４側の周面全面が赤色等の目立つ
色で塗装され、表面２ａが塗装部分２ｂと非塗装部分２
ｃとの２色に色分けされて、後述する確認用の目印が形
成されている。In the fuse housing 2 of the screw tightening type fuse 1, the entire peripheral surface on the tab terminals 3 and 4 side is painted in a conspicuous color such as red, and the surface 2a is painted 2b and unpainted 2
It is color-coded into two colors, c, and a confirmation mark to be described later is formed.
【００２９】図２〜図４はネジ締め型ヒューズ１のヒュ
ーズボックス１０への装着を示しており、図２，図３
は、ネジ締め型ヒューズ１のタブ端子３，４と電線３０
の端子３１との接続が通電可能な接続である場合を示
し、図４は、タブ端子３，４と電線３０の端子３１との
接続が通電不能な接続である場合を示している。2 to 4 show the mounting of the screw tightening type fuse 1 in the fuse box 10, and FIGS.
Are the tab terminals 3 and 4 and the electric wire 30 of the screw tightening type fuse 1.
4 shows the case where the connection with the terminal 31 is a connection capable of conducting electricity, and FIG. 4 shows the case where the connection between the tab terminals 3 and 4 and the terminal 31 of the electric wire 30 is a connection where conduction is impossible.
【００３０】図２，図３に図示されているように、ヒュ
ーズボックス１０は、ボックス本体１１のコーナー部分
の表面から下方へ向かって延びる切欠部１２が、ボック
ス本体の両側壁１３に対して斜めに形成されて、ボック
ス本体１１の両側壁１３には切欠部１２の開口部１４が
開口しており、ボックス本体１１のコーナー部分の表面
には、ネジ締め型ヒューズ１を収納するヒューズ収納部
１５が切欠部１２を跨いで固定されている。As shown in FIGS. 2 and 3, in the fuse box 10, the notch 12 extending downward from the surface of the corner portion of the box body 11 is oblique to the side walls 13 of the box body. The box body 11 has both side walls 13 formed with opening portions 14 of the cutout portion 12, and the corner portion of the box body 11 has a fuse housing portion 15 for housing the screw tightening type fuse 1 on the surface thereof. Are fixed across the notch 12.
【００３１】ヒューズ収納部１５の底壁１５ａには、ネ
ジ締め型ヒューズ１の一対のタブ端子３，４を個別に貫
通させる貫通穴が２個設けられ、収納部１５の底壁１５
ａの下面における２個の貫通穴に挟まれた部位からは、
ネジ締め型ヒューズ１のタブ端子３，４を固定する固定
壁１６が垂設され、この固定壁１６における各タブ端子
３，４とそれぞれ正対する両壁面には、タブ端子３，４
の導体部分３ｂ，４ｂの導通用ネジ止め穴３ｃ，４ｃが
配置される位置にナット１７が埋め込み固定されてい
る。The bottom wall 15a of the fuse accommodating portion 15 is provided with two through holes for individually penetrating the pair of tab terminals 3 and 4 of the screw tightening type fuse 1.
From the part sandwiched by the two through holes on the lower surface of a,
A fixing wall 16 for fixing the tab terminals 3 and 4 of the screw tightening type fuse 1 is vertically provided, and the tab terminals 3 and 4 are provided on both wall surfaces of the fixing wall 16 which face the tab terminals 3 and 4, respectively.
A nut 17 is embedded and fixed in the conductor portions 3b and 4b at positions where the screw holes 3c and 4c for conduction are arranged.
【００３２】このヒューズボックス１０にネジ締め型ヒ
ューズ１を、タブ端子３，４と電線３０の端子３１との
接続が通電可能な接続となるように装着するには、ヒュ
ーズボックス１０のヒューズ収納部１５内にネジ締め型
ヒューズ１を載置して、ヒューズ収納部１５の２個の貫
通穴からそれぞれネジ締め型ヒューズ１のタブ端子３，
４を貫通させ、各タブ端子３，４の導体部分３ｂ，４ｂ
の導通用ネジ止め穴３ｃ，４ｃを、固定壁１６の両壁面
に埋め込まれたナット１７の前面にそれぞれ配置する。To mount the screw tightening type fuse 1 in the fuse box 10 so that the connection between the tab terminals 3 and 4 and the terminal 31 of the electric wire 30 can be energized, the fuse accommodating portion of the fuse box 10 is installed. The screw-fastened fuse 1 is placed in the screw 15, and the tab terminals 3 of the screw-fastened fuse 1 are respectively inserted from the two through holes of the fuse housing 15.
4, and the conductor portions 3b and 4b of the tab terminals 3 and 4 are penetrated.
The screw holes 3c, 4c for conduction are arranged in front of the nut 17 embedded in both wall surfaces of the fixed wall 16, respectively.
【００３３】この後、ヒューズボックス１０の切欠部１
２の開口部１４からボルト４０を切欠部１２に挿入し
て、電線３０の端子３１の貫通孔３２とタブ端子３，４
の導体部分３ｂ，４ｂの導通用ネジ止め穴３ｃ，４ｃと
に貫通させ、固定壁１６のナット１７に螺合させて、各
タブ端子３，４の導体部分３ｂ，４ｂに電装回路の電線
３０をネジ止め接続する。After this, the notch 1 of the fuse box 10
The bolt 40 is inserted into the notch 12 through the opening 14 of the second wire 2, and the through hole 32 of the terminal 31 of the electric wire 30 and the tab terminals 3, 4 are inserted.
Of the conductor portions 3b and 4b of the electrical connection circuit 3 to the screw holes 3c and 4c for conduction and screwed into the nuts 17 of the fixed wall 16 to connect the conductor portions 3b and 4b of the tab terminals 3 and 4 to the electric wire 30 of the electrical circuit. Connect with screws.
【００３４】ネジ締め型ヒューズ１のタブ端子３，４と
電線３０の端子３１との接続が通電不能な接続となるよ
うに、ネジ締め型ヒューズ１をヒューズボックス１０に
装着するには、図４に示すように、ヒューズボックス１
０のヒューズ収納部１５内にネジ締め型ヒューズ１を挿
入して、ヒューズ収納部１５の２個の貫通穴からそれぞ
れタブ端子３，４を貫通させ、各タブ端子３，４の絶縁
部分３ａ，４ａの絶縁用ネジ止め穴３ｄ，４ｄを、固定
壁１６の両壁面に埋め込まれたナット１７の前面にそれ
ぞれ配置する。To attach the screw-fastening type fuse 1 to the fuse box 10 so that the connection between the tab terminals 3 and 4 of the screw-fastening type fuse 1 and the terminal 31 of the electric wire 30 is a non-energizable connection, the screw box-type fuse 1 is mounted in the fuse box 10 as shown in FIG. Fuse box 1
0 of the fuse housing 15 is inserted into the fuse housing 15, and the tab terminals 3 and 4 are passed through the two through holes of the fuse housing 15, respectively, and the insulating portions 3a of the tab terminals 3 and 4, The insulating screwing holes 3d and 4d of 4a are arranged in front of the nut 17 embedded in both wall surfaces of the fixed wall 16, respectively.
【００３５】この後、ヒューズボックス１０の切欠部１
２の開口部１４からボルト４０を切欠部１２に挿入し
て、、電線３０の端子３１の貫通穴３２とタブ端子３，
４の絶縁部分３ａ，４ａの絶縁用ネジ止め穴３ｄ，４ｄ
とに貫通させ、固定壁１６のナット１７に螺合させて、
各タブ端子３，４の絶縁部分３ａ，４ａに電装回路の電
線３０をネジ止め接続する。After this, the cutout portion 1 of the fuse box 10
The bolt 40 is inserted into the cutout portion 12 from the opening 14 of the second wire 30, and the through hole 32 of the terminal 31 of the electric wire 30 and the tab terminal 3,
4 insulating portions 3a, 4a insulating screw holes 3d, 4d
, And screw it into the nut 17 of the fixed wall 16,
The electric wires 30 of the electrical circuit are screwed and connected to the insulating portions 3a and 4a of the tab terminals 3 and 4, respectively.
【００３６】ところで、図３に示されているように、ネ
ジ締め型ヒューズ１におけるヒューズハウジング２の表
面２ａの塗装部分２ｂは、ネジ締め型ヒューズ１のタブ
端子３，４と電線３０の端子３１との接続が通電可能な
場合には、ヒューズボックス１０のヒューズ収納部１５
内に没入するネジ締め型ヒューズ１のヒューズハウジン
グ２の周面に施されている。By the way, as shown in FIG. 3, the painted portion 2b of the surface 2a of the fuse housing 2 of the screw tightening type fuse 1 has the tab terminals 3 and 4 of the screw tightening type fuse 1 and the terminal 31 of the electric wire 30. If the connection with the fuse is energizable, the fuse storage portion 15 of the fuse box 10
It is provided on the peripheral surface of the fuse housing 2 of the screw-tightening type fuse 1 which is immersed therein.
【００３７】このため、図２，図３に示されているよう
に、ネジ締め型ヒューズ１のタブ端子３，４と電線３０
との接続が通電可能な接続である場合には、ネジ締め型
ヒューズ１におけるヒューズハウジング２の表面２ａの
塗装部分２ｂを外から視認することはできない。Therefore, as shown in FIGS. 2 and 3, the tab terminals 3 and 4 and the electric wire 30 of the screw tightening type fuse 1 are connected.
When the connection with is an energizable connection, the coated portion 2b on the surface 2a of the fuse housing 2 of the screw tightening type fuse 1 cannot be visually recognized from the outside.
【００３８】これに対し、図４に示されているように、
ネジ締め型ヒューズ１のタブ端子３，４と電線３０の端
子３１との接続が通電不能な接続である場合には、ネジ
締め型ヒューズ１におけるヒューズハウジング２の表面
２ａの塗装部分２ｂは、ヒューズボックス１０のヒュー
ズ収納部１５内から突出して外から視認可能となり、ネ
ジ締め型ヒューズ１のタブ端子３，４と電線３０との接
続が通電不能な接続であることを示している。On the other hand, as shown in FIG.
When the connection between the tab terminals 3 and 4 of the screw tightening type fuse 1 and the terminal 31 of the electric wire 30 is a non-energizable connection, the painted portion 2b of the surface 2a of the fuse housing 2 in the screw tightening type fuse 1 is a fuse. It protrudes from the inside of the fuse storage portion 15 of the box 10 and becomes visible from the outside, showing that the connection between the tab terminals 3 and 4 of the screw-fastened fuse 1 and the electric wire 30 is a non-energizable connection.
【００３９】従って、ネジ締め型ヒューズ１におけるヒ
ューズハウジング２の表面２ａの塗装部分２ｂは、ネジ
締め型ヒューズ１のタブ端子３，４と電線３０との接続
が通電可能な接続であるか否かを示す目印になってい
る。Therefore, whether or not the connection between the tab terminals 3 and 4 of the screw-tightening fuse 1 and the electric wire 30 is the energizable connection in the painted portion 2b of the surface 2a of the fuse-tightening fuse 1 in the screw-tightening fuse 1. It is a mark that indicates.
【００４０】以上説明したネジ締め型ヒューズ１では、
タブ端子３，４と電線３０の端子３１とのネジ止め接続
をタブ端子３，４の導体部分３ｂ，４ｂから絶縁部分３
ａ，４ａに変更すれば、この絶縁部分３ａ，４ａで回路
は遮断されるので、輸出用車輌の場合のように、長時間
エンジンをかけないまま車輌を放置する場合であって
も、ネジ締め型ヒューズ１をヒューズボックス１０から
取り外すことなく、回路に暗電流が流れるのを防止する
ことができる。In the screw tightening type fuse 1 described above,
The screw connection between the tab terminals 3 and 4 and the terminal 31 of the electric wire 30 is made from the conductor portions 3b and 4b of the tab terminals 3 and 4 to the insulating portion 3.
If you change it to a, 4a, the circuit will be cut off by these insulating parts 3a, 4a, so even if you leave the vehicle without starting the engine for a long time like in the case of an export vehicle, tighten the screw. It is possible to prevent dark current from flowing in the circuit without removing the mold fuse 1 from the fuse box 10.
【００４１】このため、取り外したネジ締め型ヒューズ
１をなくす恐れや、容量違いのネジ締め型ヒューズ１を
ヒューズボックス１０に装着する恐れが解消し、ヒュー
ズボックス１０にネジ締め型ヒューズ１を再び通電可能
に装着する際には、一旦取り外したネジ締め型ヒューズ
１を保管場所まで取りに行く手間や、適正な容量のネジ
締め型ヒューズ１を探し出す手間を削減することができ
る。Therefore, there is no fear that the screw tightening type fuse 1 that has been removed may be lost or that the screw tightening type fuse 1 having a different capacity may be attached to the fuse box 10. When mounting is possible, it is possible to reduce the time and effort to get the screw-fastened fuse 1 that has been once removed to the storage location and the trouble to find the screw-fastened fuse 1 having an appropriate capacity.
【００４２】また、ネジ締め型ヒューズ１では、導通用
ネジ止め穴３ｃ，４ｃと絶縁用ネジ止め穴３ｄ，４ｄと
の間、及び、絶縁用ネジ止め穴３ｄ，４ｄと絶縁部分３
ａ，４ａの先端縁との間に、ネジ止め用のボルト４０の
軸部４１を通過させる貫通溝３ｅ，４ｅが設けられてい
るので、ボルト４０をヒューズボックス１０のナット１
７から取り外すことなく、緩めるだけで、タブ端子３，
４の導通用ネジ止穴３ｃ，４ｃと絶縁用ネジ止め穴３
ｄ，４ｄとの間のボルト４０の移動、及び、タブ端子
３，４のボルト４０への装着が可能となり、その移動や
装着が容易になる。Further, in the screw tightening type fuse 1, between the screw holes for conduction 3c, 4c and the screw holes for insulation 3d, 4d, and between the screw holes for insulation 3d, 4d and the insulating portion 3.
Since the through-grooves 3e and 4e for passing the shaft portion 41 of the bolt 40 for screwing are provided between the tip ends of the bolts 40a and 4a, the bolt 40 is fixed to the nut 1 of the fuse box 10.
Without removing from 7, simply loosen the tab terminals 3,
4 screw holes for conduction 3c, 4c and screw holes for insulation 3
It is possible to move the bolt 40 between d and 4d and attach the tab terminals 3 and 4 to the bolt 40, which facilitates movement and attachment.
【００４３】また、ネジ締め型ヒューズ１では、タブ端
子３，４と電線３０の端子３１との接続が通電可能な接
続であるか否かの判別を、ヒューズハウジング２の視認
のみで行うことができ、タブ端子３，４と電線３０の端
子３１との接続を直接確認する必要が無いので、タブ端
子３，４と電線３０の端子３１との接続が通電可能な接
続であるか否かの判別が容易である。Further, in the screw tightening type fuse 1, whether or not the connection between the tab terminals 3 and 4 and the terminal 31 of the electric wire 30 is an energizable connection can be determined only by visually observing the fuse housing 2. Since it is not necessary to directly check the connection between the tab terminals 3 and 4 and the terminal 31 of the electric wire 30, whether the connection between the tab terminal 3 and 4 and the terminal 31 of the electric wire 30 is an energizable connection or not. Easy to distinguish.
【００４４】なお、以上説明したネジ締め型ヒューズ１
は、車輌の電装回路に使用されるものであるが、本発明
に係るネジ締め型ヒューズは、タブ端子に電線の端子が
ネジ止め接続されるものであれば良いのであるから、車
輌の電装回路に使用されるものに限定されないのは勿論
である。The screw tightening type fuse 1 described above is used.
Is used in an electric circuit of a vehicle. However, the screw-fastening type fuse according to the present invention may be any one as long as the terminal of the electric wire is screwed and connected to the tab terminal. Therefore, the electric circuit of the vehicle is Needless to say, it is not limited to the one used for.
【００４５】[0045]
【発明の効果】請求項１記載の発明では、ネジ締め型ヒ
ューズをヒューズボックスから取り外すことなく回路に
暗電流が流れるのを防止できるので、取り外したネジ締
め型ヒューズをなくす恐れや、容量違いのネジ締め型ヒ
ューズをヒューズボックスに装着する恐れが解消する。According to the first aspect of the present invention, it is possible to prevent a dark current from flowing in the circuit without removing the screw tightening type fuse from the fuse box. Eliminates the risk of installing a screw-type fuse in the fuse box.
【００４６】また、請求項１記載の発明では、ネジ締め
型ヒューズをヒューズボックスから取り外すことなく回
路に暗電流が流れるのを防止できるので、一旦取り外し
たネジ締め型ヒューズを保管場所まで取りに行く手間
や、適正な容量のネジ締め型ヒューズを探し出す手間を
削減することができ、その結果、ヒューズボックスにネ
ジ締め型ヒューズを再び通電可能に装着する手間を削減
することができる。According to the first aspect of the present invention, it is possible to prevent dark current from flowing in the circuit without removing the screw tightening type fuse from the fuse box. Therefore, the screw tightening type fuse once removed is taken to the storage location. It is possible to reduce the trouble and the trouble of searching for the screw tightening type fuse having an appropriate capacity, and as a result, it is possible to reduce the time and effort to mount the screw tightening type fuse in the fuse box so that the fuse can be energized again.
【００４７】請求項２記載の発明では、タブ端子に電線
の端子をネジ止め接続するためのネジ止め用のボルトを
取り外すこと無く、緩めるだけで、タブ端子の導通用ネ
ジ止穴と絶縁用ネジ止め穴との間のボルトの移動、及
び、タブ端子の絶縁用ネジ止め穴へのボルトの挿入を行
うことができるので、その移動及び挿入が容易である。According to the second aspect of the invention, it is possible to loosen the bolt for connecting the terminal of the electric wire to the tab terminal by screwing it without removing the screwing bolt. Since the bolt can be moved to and from the stop hole and the bolt can be inserted into the insulating screw stop hole of the tab terminal, the movement and the insertion are easy.
【００４８】請求項３記載の発明では、タブ端子が絶縁
用ネジ止め穴で電線の端子と共にヒューズボックスにネ
ジ止めされているのか、あるいは、タブ端子が導通用ネ
ジ止め穴で電線の端子と共にヒューズボックスにネジ止
めされいるのかの判別が、ヒューズハウジングの目印を
確認するだけで可能であり、前記判別をするためにタブ
端子と電線の端子との接続を直接確認する必要が無いの
で、タブ端子と電線の端子との接続が通電可能な接続で
あるか否かの判別が容易である。According to the third aspect of the present invention, the tab terminal is screwed to the fuse box together with the terminal of the electric wire in the screw hole for insulation, or the tab terminal is connected to the fuse box together with the terminal of the electric wire in the screw hole for conduction. It is possible to determine whether it is screwed to the box by simply checking the mark on the fuse housing.Since it is not necessary to directly check the connection between the tab terminal and the wire terminal to make the above determination, the tab terminal It is easy to determine whether or not the connection between the cable and the terminal of the electric wire is an energizable connection.
【００４９】請求項４記載の発明では、タブ端子と電線
の端子との接続が通電可能な接続であるか否かの判別
が、ヒューズボックスのヒューズ収納部に収納されたヒ
ューズのヒューズハウジングを視認するだけで可能であ
り、タブ端子と電線の端子との接続を直接確認する必要
が無いので、請求項３の発明と同様、タブ端子と電線の
端子との接続が通電可能な接続であるか否かの判別が容
易である。In the invention according to claim 4, whether or not the connection between the tab terminal and the terminal of the electric wire is an energizable connection is determined by visually recognizing the fuse housing of the fuse accommodated in the fuse accommodating portion of the fuse box. Since it is not necessary to directly check the connection between the tab terminal and the wire terminal, is it possible to energize the connection between the tab terminal and the wire terminal as in the invention of claim 3. It is easy to determine whether or not.
【図１】請求項１〜４記載の各発明を併せて実施した実
施の形態の一例を示す斜視図である。FIG. 1 is a perspective view showing an example of an embodiment in which the inventions according to claims 1 to 4 are also implemented.
【図２】図１に示すものと電線とを導通状態でヒューズ
ボックスに装着する様子を示す斜視図である。FIG. 2 is a perspective view showing a state where the electric wire shown in FIG. 1 and an electric wire are installed in a conductive state.
【図３】図２に示すもののＸ−Ｘ線断面図である。FIG. 3 is a sectional view taken along line XX of the one shown in FIG.
【図４】図１に示すものと電線とを絶縁状態でヒューズ
ボックスに装着する様子を示す斜視図である。FIG. 4 is a perspective view showing a state in which the electric wire shown in FIG. 1 and an electric wire are installed in an insulated state.
【図５】従来品の一例を示す斜視図である。FIG. 5 is a perspective view showing an example of a conventional product.
【図６】図５に示すもののヒューズボックスへの装着を
示す斜視図である。FIG. 6 is a perspective view showing how the fuse box shown in FIG. 5 is mounted.
【図７】図６に示すものの断面図である。7 is a cross-sectional view of what is shown in FIG.
１ ネジ締め型ヒューズ ２ ヒューズハウジング ２ａ ヒューズハウジングの表面 ２ｂ 塗装部分（目印） ３，４ タブ端子 ３ａ，４ａ 絶縁部分 ３ｃ，４ｃ 導通用ネジ止め穴 ３ｄ，４ｄ 絶縁用ネジ止め穴 ３ｅ，４ｅ 貫通溝 １０ ヒューズボックス １５ ヒューズ収納部（壁部） ３０ 電線 ３１ 電線の端子 ４０ ボルト ４１ ボルトの軸部 1 Screw tightening type fuse 2 fuse housing 2a Fuse housing surface 2b Painted part (mark) 3,4 tab terminals 3a, 4a Insulation part 3c, 4c Conductive screw fixing hole 3d, 4d screw holes for insulation 3e, 4e through groove 10 fuse box 15 Fuse storage (wall) 30 electric wires 31 wire terminals 40 volts 41 bolt shank
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) H01H 85/00 - 87/00 H01H 69/02 H01H 37/76 H01H 27/00 - 27/10 B60R 16/02 H01R 13/60 H01R 31/06 H01R 31/08 ─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. 7 , DB name) H01H 85/00-87/00 H01H 69/02 H01H 37/76 H01H 27/00-27/10 B60R 16 / 02 H01R 13/60 H01R 31/06 H01R 31/08
Claims (4)
ネジ止め穴を有する一対のタブ端子に、それぞれ電線の
端子がネジ止め接続されるネジ締め型ヒューズにおい
て、前記一対のタブ端子の少なくとも一方のタブ端子
に、電気絶縁体で形成されて絶縁用ネジ止め穴を有する
絶縁部分を設けたことを特徴とするネジ締め型ヒュー
ズ。1. A screw tightening type fuse in which terminals of an electric wire are screwed and connected to a pair of tab terminals protruding from a fuse housing and having screw holes for conduction, respectively, and at least one tab terminal of the pair of tab terminals. A screw-tightening fuse, characterized in that an insulating portion formed of an electrical insulator and having an insulating screw-fastening hole is provided.
って、前記絶縁部分はタブ端子の先端側に設けられ、前
記導通用ネジ止め穴と絶縁用ネジ止め穴との間、及び、
絶縁用ネジ止め穴と絶縁部分の外縁との間に、ネジ止め
用のボルトの軸部を通過させる貫通溝を設けたことを特
徴とするネジ締め型ヒューズ。2. The screw tightening type fuse according to claim 1, wherein the insulating portion is provided on the tip side of the tab terminal, between the conduction screw-fastening hole and the insulating screw-fastening hole, and
A screw tightening type fuse characterized in that a through groove for allowing a shaft portion of a screwing bolt to pass is provided between an insulating screwing hole and an outer edge of an insulating portion.
って、前記タブ端子は電線の端子と共にヒューズボック
スにネジ止めされ、前記ヒューズハウジングには確認用
の目印を設け、前記ヒューズボックスには目印に対応し
た壁部を設け、タブ端子が前記絶縁用ネジ止め穴でヒュ
ーズボックスにネジ止めされるときは、前記目印が壁部
から露出し、タブ端子が前記導通用ネジ止め穴でヒュー
ズボックスにネジ止めされるときは、前記目印が壁部に
隠れることを特徴とするネジ締め型ヒューズ。3. The screw type fuse according to claim 2, wherein the tab terminal is screwed to a fuse box together with a terminal of an electric wire, and a mark for confirmation is provided on the fuse housing, and the fuse box is provided on the fuse box. When the wall corresponding to the mark is provided and the tab terminal is screwed to the fuse box with the insulating screw hole, the mark is exposed from the wall and the tab terminal is connected with the conductive screw hole to the fuse box. The screw-tightening type fuse is characterized in that the mark is hidden by the wall when screwed on.
って、前記目印が、ヒューズハウジングの表面における
タブ端子側周囲の塗装部分であり、前記壁部が、ヒュー
ズボックスのヒューズ収納部であることを特徴とするネ
ジ締め型ヒューズ。4. The screw tightening type fuse according to claim 3, wherein the mark is a painted portion around the tab terminal side on the surface of the fuse housing, and the wall portion is a fuse accommodating portion of the fuse box. A screw tightening type fuse characterized in that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02690397A JP3444743B2 (en) | 1997-02-10 | 1997-02-10 | Screw type fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02690397A JP3444743B2 (en) | 1997-02-10 | 1997-02-10 | Screw type fuse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10223126A JPH10223126A (en) | 1998-08-21 |
| JP3444743B2 true JP3444743B2 (en) | 2003-09-08 |
Family
ID=12206201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP02690397A Expired - Fee Related JP3444743B2 (en) | 1997-02-10 | 1997-02-10 | Screw type fuse |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3444743B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5537239B2 (en) * | 2010-04-16 | 2014-07-02 | 矢崎総業株式会社 | Dark current fuse interrupting mechanism |
-
1997
- 1997-02-10 JP JP02690397A patent/JP3444743B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10223126A (en) | 1998-08-21 |
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