SUBSTRATE, COMPONENT MOUNTING SUBSTRATE, ELECTRIC CONNECTION BOX AND METHOD FOR MANUFACTURING SUBSTRATE

• Main Authors: AKIMOTO NAOYA, OGA YUYA
• Format: Patent
• Language: English; Japanese
• Published: 05.11.2020
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS

To suppress soldering failure.SOLUTION: A substrate 30 includes a plurality of plate-like bus bars 31, and a resin part 40 which is brought into contact with the plurality of bus bars 31 and fixes a relative position of the plurality of bus bars 31, in which the resin part 40 includes a first opening 41 exposing one plate surface of the bus bars 31 and a second opening 42 exposing a plate surface opposite to one of the bus bars 31, the bus bar 31 includes a soldering part 33 that has a terminal insertion hole 34 capable of inserting a terminal 23 therethrough and can solder the terminal 23, a first exposure part 37 exposed from the first opening 41, a second exposure part 38 exposed from the second opening 42, and a cutting part 36A cutting a tie bar 36 connecting the plurality of adjacent bus bars 31 in a region in the first opening 41 and the second opening 42, and the first exposure part 37 has an area of the exposed plate surface larger than that of the second exposure part 38.SELECTED DRAWING: Figure 9 【課題】半田付け不良を抑制する。【解決手段】基板３０は、板状の複数のバスバー３１と、複数のバスバー３１に密着して複数のバスバー３１の相対的位置が固定される樹脂部４０と、を備える基板３０であって、樹脂部４０は、バスバー３１の一方の板面を露出させる第１開口部４１と、バスバー３１の一方とは反対側の板面を露出させる第２開口部４２と、を備え、バスバー３１は、端子２３を挿通可能な端子挿通孔３４を有して端子２３を半田付け可能な半田付け部３３と、第１開口部４１から露出する第１露出部３７と、第２開口部４２から露出する第２露出部３８と、第１開口部４１及び第２開口部４２内の領域で隣り合う複数のバスバー３１間を連結するタイバー３６が切断された切断部３６Ａと、を備え、第１露出部３７は、第２露出部３８よりも露出する板面の面積が大きくされている。【選択図】図９