WO2018004225A1 - Borne de connecteur électrique et support de bobine l'utilisant - Google Patents

Borne de connecteur électrique et support de bobine l'utilisant Download PDF

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Publication number
WO2018004225A1
WO2018004225A1 PCT/KR2017/006746 KR2017006746W WO2018004225A1 WO 2018004225 A1 WO2018004225 A1 WO 2018004225A1 KR 2017006746 W KR2017006746 W KR 2017006746W WO 2018004225 A1 WO2018004225 A1 WO 2018004225A1
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WO
WIPO (PCT)
Prior art keywords
connection terminal
electrical connection
contact layer
layer
core
Prior art date
Application number
PCT/KR2017/006746
Other languages
English (en)
Korean (ko)
Inventor
김선기
정병선
최정섭
이승진
Original Assignee
조인셋 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020170048281A external-priority patent/KR20180002491A/ko
Application filed by 조인셋 주식회사 filed Critical 조인셋 주식회사
Publication of WO2018004225A1 publication Critical patent/WO2018004225A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
    • H01R4/62—Connections between conductors of different materials; Connections between or with aluminium or steel-core aluminium conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted

Definitions

  • the present invention relates to an electrical connection terminal, and more particularly to an electrical connection terminal mounted on a conductive pattern of a metal case or a circuit board.
  • a metal clip having elasticity for electrical connection therebetween is used.
  • the metal clip may be mounted on a conductive pattern of a circuit board or mounted on a metal case.
  • the metal clip is mounted on the conductive pattern of the circuit board, the metal clip is elastically pressed while pressing the surface of the metal case.
  • the metal case is made of light and high strength metal such as aluminum, aluminum alloy or magnesium and nonferrous metals of these alloys.
  • the metal case made of these nonferrous metals is vulnerable to corrosion and has low strength to prevent corrosion.
  • Surface treatment such as insulation coating for
  • the part where the metal clip contacts must be peeled off the insulating coating by post-processing, for example, by grinding, so as to be electrically conductive.
  • the metal clip is mounted on the metal case and can be electrically connected to the electrically conductive pattern of the opposing circuit board.
  • the metal clip with a large hardness vickers repeats the conductive pattern of the circuit board. Therefore, when contacting elastically there is a disadvantage that the contact portion is easily worn or worn out and it is difficult to continuously provide a reliable electrical contact.
  • a copper sheet-like electrical connection terminal having a high hardness may be mounted on a corresponding portion of the conductive pattern of the circuit board to which the metal clip contacts, and the molten solder rises to melt the electrical connection terminal having a low height. A portion of the solder cures on top of the metal clip.
  • the metal clip in contact with the upper surface of the electrical connection terminal is brought into contact with the solder, so that not only the electrical conductivity is degraded, but also the contact with the low hardness solder causes the electrical contact reliability to deteriorate.
  • the metal case of non-ferrous metal it is not possible to solder the metal case of non-ferrous metal, so instead of soldering, it is possible to install the electrical connection terminal by applying adhesive tape.
  • the release paper is attached to the metal case by manually removing the release paper from the adhesive tape supplied with the release paper. Because of this, the work efficiency is reduced.
  • the adhesive force may be reduced by attaching foreign matter to the adhesive tape or by attaching the adhesive tape to other objects during transportation.
  • an object of the present invention to provide an electrical connection terminal that is hardly corroded by preventing the electrical contact portion of the metal case from being exposed to the outside.
  • Another object of the present invention is to provide an electrical connection terminal which increases the mechanical strength of the contact portion of the conductive pattern of the circuit board to improve the reliability of the electrical contact.
  • Another object of the present invention is to provide an electrical connection terminal that can prevent the rise of lead by molten solder when soldering to the conductive pattern of the circuit board.
  • Another object of the present invention is to provide an electrical connection terminal that can be fixed to the object by applying an adhesive tape to improve the work efficiency by automatic mounting by vacuum pickup.
  • Another object of the present invention is to provide an electrical connection terminal capable of preventing foreign matter from adhering to the adhesive tape without attaching the release paper to the adhesive tape.
  • the electrical connection terminal welded on the surface of the electrically conductive object consisting of aluminum, aluminum alloy, magnesium or magnesium alloy, the body having a metal core and a plating layer formed on the upper and lower surfaces of the core, respectively; A contact layer formed on an outer surface including at least an upper surface of the body; And a pressure-sensitive adhesive tape adhered to a lower surface of the body, wherein the size of the pressure-sensitive adhesive tape is smaller than the size of the body, and the edge of the pressure-sensitive adhesive tape is located inward from the edge of the body to form a margin at the bottom of the body. In the margin portion, the body and the object are melted with each other by welding to form a welding layer between the lower surface of the body and the surface of the object, by the welding layer the connection terminal and the object is mechanical and electrical An electrical connection terminal is provided which is connected to.
  • the electrical connection terminal A reel tape which is repeatedly formed at a predetermined interval for accommodating the connection terminal; And a cover for sealing the accommodating part, wherein the accommodating part is provided with a reel carrier in which a step is formed at a predetermined height from a bottom to form a locking jaw so that at least a portion of the margin of the connection terminal is seated on the locking jaw.
  • the electrical connection terminal is soldered to the conductive pattern of the circuit board, the body consisting of a metal core and a shell (shell) formed surrounding the metal core; And a contact layer formed on an outer surface including at least an upper surface of the body, wherein a solder layer is formed between the lower surface of the body and the conductive pattern by the soldering so that the electrical connection terminal and the circuit are formed by the solder layer.
  • the substrate is mechanically and electrically connected, and the contact layer is smaller than the size of the body, and the edge of the contact layer is located inward from the edge of the body so that a lead rise prevention part is formed on the upper surface of the body.
  • An electrical connection terminal is provided which prevents the molten solder of the solder layer from rising above the contact layer along the side of the body upon reflow soldering by cream.
  • the electrical connection terminal since the electrical connection terminal is adhered to the electrical contact portion of the metal case by welding with the adhesive tape, the electrical contact portion can be prevented from being exposed.
  • the adhesive tape can be temporarily fixed to the correct position of the metal case before the connection terminal is welded to the metal case.
  • the adhesive tape is sealed and stored in the receptacle of the reel carrier in which the connection terminal is stored, it is not necessary to attach a separate release paper to the exposed surface of the adhesive tape. Since the work efficiency is not required, the work efficiency is improved, and the mounting efficiency is improved because the contact layer can be vacuum picked up and mounted on the object using the vacuum pick-up tool.
  • FIG. 1 shows an exploded view of an electrical connection terminal applied to a metal case.
  • Figure 2 (a) is a perspective view showing an electrical connection terminal according to an embodiment of the present invention
  • Figure 2 (b) is a cross-sectional view along A-A.
  • 3 is a perspective view from below.
  • FIG. 4 shows a reel carrier in which an electric exclusive terminal is accommodated.
  • 5 (a) and 5 (b) show before and after the electrical connection terminals are received in the reel carrier.
  • FIG. 6 is a cross-sectional view showing that the electrical connection terminal is applied to a metal case.
  • FIG. 7 is a perspective view illustrating an electrical connection terminal according to another embodiment of the present invention.
  • 8 (a) to 8 (d) are cross-sectional views each showing an electrical connection terminal according to another embodiment of the present invention.
  • FIG. 10 (a) is a perspective view showing an electrical connection terminal according to another embodiment of the present invention
  • Figure 10 (b) is a cross-sectional view along A-A
  • Figure 10 (c) is a plan view.
  • FIG. 11 is a cross-sectional view showing a state applied to a conductive pattern of a circuit board.
  • FIG. 1 shows an exploded view of an electrical connection terminal applied to a metal case.
  • the electrical connection terminal 100 is welded and mounted on the surface of the electrically conductive object made of a light metal of aluminum, aluminum alloy, magnesium or magnesium alloy.
  • the electrically conductive object may be, for example, a metal case 10 of a mobile phone, and may or may not have an insulating layer formed on the entire surface to prevent corrosion.
  • the electrical connection terminal 100 is mounted on the predetermined electrical contact portion 20 of the case 10. As shown in FIG. 1, when the main body (not shown) is covered by the case 10, for example, The mounted elastic metal clip 30 is mechanically in electrical contact with the electrical connection terminal 100.
  • Figure 2 (a) is a perspective view showing an electrical connection terminal according to an embodiment of the present invention
  • 2 (b) is a cross-sectional view along A-A
  • Figure 3 is a perspective view from below.
  • the electrical connection terminal 100 includes a metal body 100, a contact layer 130 formed on the upper surface of the body 110, and an adhesive tape 120 formed on the lower surface of the body 110.
  • the thickness of the electrical connection terminal 100 is 0.03 mm to 0.3 mm and the width and length may be designed in a rectangular shape within the range of 1 mm to 6 mm, but is not limited thereto.
  • the body 110 has a core 111 and plating layers 112 and 112 formed on the upper and lower surfaces of the core 111.
  • the core 111 is made of copper or a copper alloy, and the plating layers 112 and 112 are It may be composed of a nickel alloy plating layer such as a nickel plating layer or a nickel-palladium alloy.
  • the plating layers 112 and 112 are formed on both the upper and lower surfaces of the core 111. However, the plating layers 112 are formed only on the upper surface of the core 111 on which the contact layer 130 is formed. Can be.
  • the contact layer 130 as a gold alloy plating layer, since the hardness (Vikers) of the gold alloy plating layer is larger than the hardness of the case 10, the electrical terminal 30 of the copper material mechanical contact with the connection terminal 100 By lowering the hardness of the case 10 can be protected.
  • the contact layer 130 is made of gold plating or gold alloy plating, the electrical conductivity of the contact layer 130 is greater than that of the case 10 made of aluminum, aluminum alloy, magnesium, or magnesium alloy.
  • Nickel is plated on the upper and lower surfaces of the thin sheet-shaped core 111 to form the plating layers 112 and 112, and gold is plated on the plating layer 112 formed on the upper surface to form the contact layer 130, and then fixed with a cutter. After cutting to the size, a small adhesive tape 120 is attached to the lower surface of the body 110 to produce a connection terminal (100).
  • the adhesive tape 120 may be a polymer adhesive or a double-sided adhesive tape, and is temporarily fixed at the correct position of the case 10 by the adhesive tape 120 before the connection terminal 100 is welded to the case 10. .
  • the size of the adhesive tape 120 is formed smaller than the size of the body 110 so that the edge of the adhesive tape 120 is located inward from the edge of the body 110, the margin portion (114) ) Is formed.
  • the area of the adhesive tape 120 may be 3/4 or less of the area of the body 110.
  • the width of the margin portion 114 is preferably uniform along the edge, but is not limited thereto.
  • the margin portion 114 is formed on both of the opposite sides of the adhesive tape 120, but is not limited to this may be formed only on the pair of opposite sides.
  • FIGS. 5 (a) and 5 (b) show before and after the electrical connection terminals are received in the reel carrier.
  • the reel carrier is composed of a reel tape 50 in which the accommodating portion 51 accommodating the connection terminal 100 is repeatedly formed at regular intervals, and a cover 53 for sealing the accommodating portion 51.
  • the reel tape 50 can be formed continuously in the longitudinal direction by, for example, molding a polymer film having a constant width by heat.
  • a step is formed at a predetermined height from an edge of the bottom 52 to form a locking jaw 54, and a margin part 114 secured to the lower surface of the body 110 of the electrical connection terminal 100. Is seated on the locking jaw 54.
  • the locking jaw 54 may also be correspondingly formed only on the pair of sides.
  • the height of the accommodating portion 51 from the bottom 52 to the locking jaw 54 is greater than the thickness of the adhesive tape 120 of the electrical connection terminal 100 so that the margin portion 114 of the body 110 is formed in the accommodating portion.
  • the adhesive tape 120 maintains the floating state in the space of the accommodating portion (51).
  • the accommodating part 51 of the reel tape 50 is sealed by the cover 53, even if no separate release paper is attached to the exposed surface of the adhesive tape 120. Foreign matter is not attached to the exposed surface of the 120).
  • the electrical connection terminal 100 When the electrical connection terminal 100 is supplied in this state, unlike the conventional method, it is not necessary to remove the release paper attached to the adhesive tape, so that the vacuum layer picks up the contact layer 130 using a vacuum pick-up object, such as a case 10. Since it can be surface mounted, the mounting efficiency is improved.
  • the inside of the accommodating portion 51 is coated with a release material, such as Teflon, or the reel tape 50 itself is made of a Teflon material to the adhesive tape 120 Even if it touches the bottom 52 of the accommodating part 51, it can prevent it from sticking.
  • a release material such as Teflon
  • the reel tape 50 itself is made of a Teflon material to the adhesive tape 120 Even if it touches the bottom 52 of the accommodating part 51, it can prevent it from sticking.
  • FIG. 6 is a cross-sectional view showing that the electrical connection terminal is applied to a metal case.
  • the welding layers 40 and 42 made of a material in which the connection terminal 100 and the case 10 are melted are formed between the lower surface of the body 110 and the surface of the case 10 by laser welding indicated by arrows.
  • the welding layers 40 and 42 are formed without welding other separate welding materials, thereby improving the reliability of mechanical and electrical coupling between the connection terminal 100 and the case 10. .
  • the bottom portion of the body 110 is formed with a margin portion 114 is not attached to the adhesive tape 120, the welding is made through this margin portion 114, in particular the advantage that the welding operation is convenient have.
  • connection terminal 100 may be fixed to the electrical contact portion on the surface of the case 10 via the adhesive tape 120 and aligned at the correct position before welding.
  • the welding may be ultrasonic welding or laser welding, by welding, copper or copper alloy constituting the core 111 and nickel or nickel alloy constituting the plating layer 112, and aluminum constituting the case 10, Aluminum alloy, magnesium or magnesium alloy may be melted and mixed with each other to improve electrical conductivity.
  • connection terminal 100 is mechanically and electrically connected to the electrical contact portion on the surface of the metal case 10 by welding, and the metal clip 30 is mounted on the printed circuit board by soldering or the like. ) Is electrically connected to the contact layer 130 of the connection terminal 100 by mechanical contact.
  • FIG. 7 is a perspective view illustrating an electrical connection terminal according to another embodiment of the present invention.
  • the electrical connection terminal 200 may include a body 210 made of a metal core 211 and a shell 212 formed around the core 211, and a contact layer formed on an upper surface of the body 210. 130, and optionally an adhesive tape 120 attached to the lower surface of the body 210.
  • the core 211 is composed of copper or a copper alloy
  • the shell 212 is composed of a nickel plating layer or a nickel alloy plating layer
  • the contact layer 130 may be composed of a gold plating or gold alloy plating layer.
  • the plating layer 212 is formed to surround the core 211 while the core 211 is processed by lithographing and etching to form the body 210, and then the contact layer 130 is formed on the upper surface thereof. It is formed and the adhesive tape 120 is attached to the lower surface.
  • the adhesive tape 120 if the electrical connection terminal 200 can be installed in the correct position, may not be attached.
  • An index hole 215 is formed at the edge of the body 210 by easy exposure and etching, and an inner surface of the through hole 215 may be covered with a shell 212.
  • a pair of notches 217 are formed on opposite sides or edges of the core 211 by etching, and a support lead for fixing the core 211 to a lead frame (not shown)
  • a tip 216 may be formed between the notches 217.
  • the core 211 is exposed at the cut surface of the tip 216, and the tip 216 may not protrude more than the side surface of the shell 212.
  • the shell 212 of the nickel plating layer is formed, so that the shells are formed on all surfaces except the cut surface of the tip 216 formed by cutting. 212) can be formed to improve corrosion resistance.
  • 8 (a) to 8 (c) are cross-sectional views each showing an electrical connection terminal according to another embodiment of the present invention.
  • the contact layer 131 of FIG. 8A is formed only on the upper surface of the body 210, as in the connection terminal 200 of FIG. 7, the contact layer 131 is formed smaller than the size of the body 210. It is not limited.
  • the contact layer 132 is formed on the upper and lower surfaces of the body 210 by a gold plating.
  • the contact layer 133 is formed of a gold-plated contact layer 133 so as to surround the entire surface of the body 210 except for the bottom surface thereof.
  • the contact layer 134 is formed to surround the front of the body 210, according to this structure, there is an advantage that can completely prevent corrosion by the external environment.
  • the adhesive tape 120 is adhered to the lower surface of the body 210 to form a margin, and is stored and supplied to the reel carrier as in the above embodiment.
  • FIG. 9 is an exploded view of an electrical connection terminal of another embodiment applied to a circuit board.
  • the electrical connection terminal 200 is surface-mounted on the electrically conductive object, for example, the conductive pattern 42 of the circuit board 40 by reflow soldering by vacuum pickup.
  • the metal clip 30 mounted on the metal case 10 is a circuit.
  • the electrical connection terminal 200 is electrically connected to the conductive pattern 42 by mechanically and electrically contacting the electrical connection terminal 200 mounted on the conductive pattern 42 of the substrate 40.
  • FIG. 10 (a) is a perspective view showing an electrical connection terminal according to an embodiment of the present invention
  • Figure 10 (b) is a cross-sectional view along AA
  • Figure 10 (c) is a plan view
  • Figure 11 is an electrical connection terminal It is sectional drawing which shows the state applied to the conductive pattern of a circuit board.
  • the electrical connection terminal 300 includes a body 310 made of a metal core 311 and a shell 312 formed around the core 311, and a contact formed on at least an upper surface of the body 310. Layer 330.
  • the thickness of the core 311 may be thicker than the thickness of the shell 312 and the thickness of the shell 312 may be thicker than the thickness of the contact layer 330. .
  • the core 311 may be made of copper or a copper alloy
  • the shell 312 may be made of a nickel plating layer or a nickel alloy plating layer
  • the contact layer 330 may be made of a gold plating or a gold alloy plating layer.
  • a nickel-palladium alloy is used as the nickel alloy, and a gold-cobalt alloy is used as the gold alloy constituting the contact layer 330 to increase the hardness.
  • the contact layer 330 is composed of a gold alloy plating layer, so that the hardness vikers of the gold alloy plating layer are greater than the hardness of the conductive pattern 42 of the circuit board 40, so that the copper metal clip 30 has a conductive pattern. It is possible to protect the conductive pattern 42 of the circuit board 40 by making a mechanical contact with the electrical connection terminal 300 to be electrically connected without directly contacting the 42.
  • the contact layer 330 of the connection terminal 300 in contact with the metal clip 30 is made of gold plating or gold alloy plating, and thus, electrical contact is not performed. The reliability of the is improved.
  • the contact layer 330 is formed of gold plating or gold alloy plating, the electrical conductivity of the contact layer 330 is greater than the electrical conductivity of the conductive pattern 42 of the circuit board 40 made of copper, thereby reducing the contact resistance, thereby making electrical connection. Can improve the reliability.
  • connection terminal 300 is disposed on the release film and supplied or mounted on a reel carrier with a cover to be mounted by reflow soldering on the conductive pattern 42 of the circuit board 40 by surface mounting by vacuum pickup. Can be.
  • the shell 312 and the contact layer 330 are formed in the state in which the core 311 is processed into a shape as shown in FIG. 10A by lithography and etching.
  • An index hole 315 is formed at the edge of the body 310 by easy exposure and etching, and an inner surface of the through hole 315 may be covered with a shell 312.
  • the core 311 is not limited, but may have a rectangular thin sheet shape, for example, 3 mm x 3 mm in width and length, and 0.1 mm in thickness.
  • a pair of notches 317 may be formed by etching on opposite sides or edges of the core 311 in consideration of manufacturing convenience, and the core 311 may be a lead frame (not shown).
  • a tip 316 may be formed between the notches 317 when cutting to separate from a support lead (not shown) that secures to it.
  • the core 311 is exposed at the cut surface of the tip 316, so that the tip 316 does not protrude beyond the side of the shell 312.
  • the shell 312 of the nickel plating layer is formed, so that the shells are formed on all surfaces except the cut surface of the tip 316 formed by cutting. 312) can be formed to improve corrosion resistance.
  • An edge of the contact layer 330 is spaced apart from the edge of the body 310 inward L by the lead rise prevention portion 314 is formed.
  • the surface area of the contact layer 330 to form the lead rise prevention portion 314 is not particularly limited, but during reflow soldering, molten solder rises along the side of the body 310 (lead rises) and the contact layer 330 It may be enough to prevent the connection to, for example, may be more than 1/2 of the surface area of the body 310 and less than 3/4.
  • the width of the lead rise prevention part 314 is preferably uniform along the edge of the body 310, but is not limited thereto.
  • the shell 312 constituting the body 310 is made of a material whose ion affinity with the molten solder constituting the solder layer 50 is smaller than the ion affinity with the contact layer 330 and is reflow soldered by vacuum pickup.
  • the molten solder makes it difficult to rise along the outer surface of the body 310.
  • the body 310 is composed of a copper core 311 and a shell 312 made of nickel or a nickel alloy wrapped therein, since the lead molten solder is less ion-friendly with nickel or nickel alloys. During soldering, it is difficult for the molten solder to rise along the outer surface of the body 310.
  • the molten solder rises along the outer surface of the body 310 by allowing the portion of the body 310 exposed to the outside by the lead rise prevention part 314 formed on the upper surface of the body 310 to contact the layer 330. Make it difficult to connect
  • the molten solder does not rise above the contact layer 330 formed on the upper surface of the body 310, so that the other object facing the contact layer 330 is intact to make electrical contact. Reliability is improved.
  • the contact layer 330 is formed only on the upper surface of the body 310 as an example, but the contact layer of the same material may be formed on the lower surface of the body 310, of course.
  • the contact layer formed on the upper surface and the contact layer formed on the lower surface may be symmetrical.
  • the electrical connection terminal 300 is surface-mounted on the conductive pattern 42 of the circuit board 40 by vacuum pick-up and mounted through the solder layer 50 by reflow soldering.
  • the metal clip 30 mounted on the metal case 10 is in mechanical contact with the electrical connection terminal 300, and as a result, the metal clip 30 is electrically connected to the conductive pattern 42.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)

Abstract

L'invention concerne une borne de connecteur électrique montée sur un motif conducteur d'un boîtier métallique ou d'une carte de circuit imprimé. La taille d'une bande adhésive collée à une surface inférieure d'un corps est inférieure à la taille du corps de sorte qu'un bord de la bande adhésive soit positionné vers l'intérieur à partir d'un bord du corps pour former une portion de marge sur la surface inférieure du corps, dans la portion de marge, le corps et un objet sont fondus l'un à l'autre par soudage pour former une couche de soudage entre la surface inférieure du corps et une surface de l'objet, et la borne de connexion et l'objet sont reliés mécaniquement et électriquement par la couche de soudage.
PCT/KR2017/006746 2016-06-29 2017-06-27 Borne de connecteur électrique et support de bobine l'utilisant WO2018004225A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR10-2016-0081718 2016-06-29
KR20160081718 2016-06-29
KR1020170048281A KR20180002491A (ko) 2016-06-29 2017-04-14 전기접속단자
KR10-2017-0048281 2017-04-14
KR10-2017-0064476 2017-05-25
KR1020170064476A KR20180002492A (ko) 2016-06-29 2017-05-25 전기접속단자

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WO2018004225A1 true WO2018004225A1 (fr) 2018-01-04

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PCT/KR2017/006746 WO2018004225A1 (fr) 2016-06-29 2017-06-27 Borne de connecteur électrique et support de bobine l'utilisant

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WO (1) WO2018004225A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110247211A (zh) * 2018-03-08 2019-09-17 卓英社有限公司 电连接端子
JP2019192640A (ja) * 2018-04-23 2019-10-31 ジョインセット株式会社 電気接触端子とその装着構造、方法、及び装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001298259A (ja) * 2000-04-17 2001-10-26 Sharp Corp 電気部品の接続方法
JP2012044008A (ja) * 2010-08-20 2012-03-01 Ii P I:Kk 回路基板、その製造方法、及び、接続構造
KR20130079131A (ko) * 2011-12-30 2013-07-10 조인셋 주식회사 표면실장이 가능한 탄성 접촉단자 및 그 제조방법
KR101381135B1 (ko) * 2013-01-15 2014-04-04 김선기 연성회로기판 및 이를 적용한 이동통신기기용 내장형 안테나
JP2016091702A (ja) * 2014-10-31 2016-05-23 北川工業株式会社 接触部材

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001298259A (ja) * 2000-04-17 2001-10-26 Sharp Corp 電気部品の接続方法
JP2012044008A (ja) * 2010-08-20 2012-03-01 Ii P I:Kk 回路基板、その製造方法、及び、接続構造
KR20130079131A (ko) * 2011-12-30 2013-07-10 조인셋 주식회사 표면실장이 가능한 탄성 접촉단자 및 그 제조방법
KR101381135B1 (ko) * 2013-01-15 2014-04-04 김선기 연성회로기판 및 이를 적용한 이동통신기기용 내장형 안테나
JP2016091702A (ja) * 2014-10-31 2016-05-23 北川工業株式会社 接触部材

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