WO2022190950A1 - 端子ユニット,雌端子,雄端子 - Google Patents
端子ユニット,雌端子,雄端子 Download PDFInfo
- Publication number
- WO2022190950A1 WO2022190950A1 PCT/JP2022/008519 JP2022008519W WO2022190950A1 WO 2022190950 A1 WO2022190950 A1 WO 2022190950A1 JP 2022008519 W JP2022008519 W JP 2022008519W WO 2022190950 A1 WO2022190950 A1 WO 2022190950A1
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- Prior art keywords
- terminal
- male terminal
- wall
- portions
- male
- Prior art date
Links
- 238000003780 insertion Methods 0.000 claims abstract description 51
- 230000037431 insertion Effects 0.000 claims abstract description 51
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007747 plating Methods 0.000 abstract description 16
- 238000000926 separation method Methods 0.000 abstract description 14
- 238000006073 displacement reaction Methods 0.000 description 11
- 238000005299 abrasion Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000004080 punching Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
-
- 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
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
-
- 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
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
- H01R13/113—Resilient sockets co-operating with pins or blades having a rectangular transverse section
Definitions
- the present disclosure relates to a terminal unit and female terminals and male terminals used in the terminal unit.
- Patent Document 1 discloses a terminal unit consisting of a tab-shaped male terminal and a female terminal connected to the male terminal.
- the female terminal has a pair of walls facing each other across a male terminal insertion gap.
- One wall is provided with an elastic contact piece for pressing the male terminal against the other wall. is provided with a plurality of contacts.
- a plate-shaped male terminal sandwiched between a pair of wall portions of a female terminal is brought into contact with a contact point provided on the other wall portion by an elastic contact piece provided on one wall portion. being pressed. Therefore, the male terminal inserted into the male terminal insertion gap may be displaced upside down in the front and rear parts in the insertion direction about the pressing point of the elastic contact piece as the center of rotation due to vehicle vibration or the like. In this case, there is a possibility that the male terminal is separated from the contact provided on the other wall portion, or that the male terminal is strongly pressed against the contact, which may cause problems such as abrasion of the plating on the surface of the terminal.
- a terminal unit and a female terminal and a male terminal used in the terminal unit are disclosed that can suppress separation of the male terminal from the contact of the female terminal and wear of the plating when the male and female terminals are mated.
- a terminal unit includes a plate-shaped male terminal and a female terminal connected to the male terminal. It has a first wall portion and a second wall portion that are arranged to face each other, and the first wall portion faces one side surface of the male terminal in the plate thickness direction and extends toward the second wall portion. a first elastic contact portion that projects and is elastically deformable in a direction away from the second wall portion; and a first contact portion that is provided on the first elastic contact portion and contacts the one side surface of the male terminal. The first elastic contact portion biases the male terminal toward the second wall portion, and the second wall portion faces the surface of the male terminal on the other side in the plate thickness direction.
- a female terminal of the present disclosure is a female terminal used in a terminal unit of the present disclosure.
- a male terminal of the present disclosure is a male terminal used in a terminal unit of the present disclosure.
- a terminal unit and a female terminal and a male terminal used in the terminal unit that can suppress the separation of the male terminal from the contact point of the female terminal and the abrasion of the plating when the male and female terminals are mated.
- FIG. 1 is an overall perspective view showing a terminal unit according to Embodiment 1.
- FIG. 2 is an exploded perspective view of FIG. 1.
- FIG. 3 is a perspective view of the female terminal shown in FIG. 2 viewed from another direction.
- FIG. 4 is an enlarged sectional view taken along line IV-IV in FIG.
- FIG. 5 is an overall perspective view showing a terminal unit according to Embodiment 2.
- FIG. 6 is an exploded perspective view of FIG. 5.
- FIG. 7 is an enlarged front view of FIG. 5.
- FIG. FIG. 8 is a perspective view of the female terminal shown in FIG. 6 as seen from another direction.
- FIG. 9 is a view showing male terminals in phantom lines in the IX-IX section of FIG.
- the terminal unit of the present disclosure is (1) A plate-shaped male terminal and a female terminal connected to the male terminal are provided, and the female terminal is arranged to face a male terminal insertion gap in which the male terminal is inserted and arranged. It has a first wall portion and a second wall portion, and the first wall portion faces one side surface of the male terminal in the plate thickness direction, protrudes toward the second wall portion, and protrudes toward the second wall portion.
- a first elastic contact portion that is elastically deformable in a direction away from the two wall portions;
- the first elastic contact portion biases the male terminal toward the second wall portion, and the second wall portion faces the surface of the male terminal on the other side in the plate thickness direction.
- a plurality of second elastic contact portions projecting toward a first wall portion and elastically deformable in a direction away from the first wall portion; and the male terminals provided on the plurality of second elastic contact portions, respectively.
- each of the second elastic contact portions biases the male terminal toward the first wall portion, and the plurality of second contacts
- the portion is a terminal unit arranged at a plurality of locations spaced apart on both sides of the first contact portion in the insertion direction of the male terminal into the male terminal insertion gap.
- the first contact portion and the second contact portion of the female terminal which are in contact with both sides of the male terminal in the plate thickness direction, respectively bias the male terminal from both sides in the plate thickness direction. It is provided in the elastic contact portion and the second elastic contact portion. Therefore, even if the male terminal is displaced with respect to the female terminal due to vehicle vibration or the like during mating of the male and female terminals, the first/second elastic contact portions can follow the displacement of the male terminal due to their elastic deformation. can. As a result, the first/second contact portions provided on the first/second elastic contact portions can be held in contact with the male terminal.
- the plurality of second contact portions are arranged at a plurality of positions spaced apart on both sides of the first contact portion in the insertion direction of the male terminal into the male terminal insertion gap.
- the displacement of the male terminal upside down on both sides of the insertion direction with the first contact portion as the center of rotation is stably absorbed by the elastic deformation of the second elastic contact portion.
- followability to the male terminal can be improved.
- the terminal unit of the present disclosure can suppress separation of the male terminal from the contact of the female terminal and abrasion of the plating when the male and female terminals are mated.
- the male terminal has a pair of inclined portions inclined toward one side in the thickness direction of the male terminal on both sides in a first direction that intersects the insertion direction.
- the plurality of second contact portions provided on the plurality of second elastic contact portions are in contact with the first contact portion at a plurality of locations spaced apart on both sides of the first contact portion in the insertion direction.
- the male terminal has a pair of inclined portions inclined to one side in the plate thickness direction on both sides in the plate width direction of the male terminal. A plurality of second contact portions provided on the elastic contact portion come into contact with each other.
- a force component (reaction force from the second contact portion) directed inward in the plate width direction is generated by being pressed by the second contact portion of the terminal.
- the force that prevents the male terminal from being displaced against the external force in the plate width direction of the male terminal can be increased, and the displacement of the male terminal with respect to the female terminal in the plate width direction can also be suppressed. It is also possible to suppress fine sliding friction between the male and female terminals due to vibration or the like and an increase in the contact resistance value caused by the friction.
- the second wall portion of the female terminal is positioned between a pair of side edge portions respectively facing the pair of inclined portions of the male terminal and the pair of side edge portions in the first direction.
- Each of the side edges has a window portion penetrating in the plate thickness direction and a base end portion connected to the end surface of the intermediate portion facing the window portion to form a cantilever beam. It has two leaf spring-shaped second elastic contact portions protruding toward the window portion, and the two second elastic contact portions of each of the side edge portions are located on both sides of the first contact portion in the insertion direction.
- Each of the second elastic contact portions is arranged at two locations spaced apart from each other, and each of the second elastic contact portions is inclined so that the tip side thereof is closer to the first wall portion than the base end portion of each of the second elastic contact portions. It is preferable that the second contact portion is provided on the tip side.
- a leaf spring-like second elastic contact portion protruding in a cantilever shape from an intermediate portion of a pair of side edge portions of a female terminal facing a pair of inclined portions of the male terminal by press punching or the like. can be done.
- the second elastic contact portions are arranged at two locations on each side edge portion facing each inclined portion, which are separated from each other on both sides of the first contact portion in the insertion direction of the male terminal.
- a second contact portion is provided on the tip side of each second elastic contact portion. Therefore, the displacement of the male terminal upside down on both sides of the insertion direction with the first contact portion as the center of rotation can be stably absorbed by the elastic deformation of the second elastic contact portion. Problems such as separation from the second contact portion and wear of plating can be suppressed.
- each second elastic contact portion is inclined so that the tip side is closer to the first wall than the base end.
- the reaction force from the second contact portion contacting the pair of inclined portions of the male terminal which is the reaction force generated in the direction perpendicular to the second contact portion, is also generated on both sides of the male terminal in the plate width direction. It can be directed inward in the board width direction of the terminal.
- the reaction force from the second contact portion can be used more effectively, and the force that prevents the male terminal from being displaced against the external force in the plate width direction of the male terminal can be increased. Therefore, it is possible to improve the effect of suppressing displacement of the male terminal in the plate width direction with respect to the female terminal.
- the male terminal has a flat portion disposed between the pair of inclined portions in the plate width direction, and the first contact portion of the first elastic contact portion of the female terminal is the male terminal. is preferably in contact with the flat portion of the The first contact portion of the female terminal is pressed against the flat portion of the male terminal from one side of the male terminal in the plate thickness direction, and the male terminal is pressed against the pair of inclined portions of the male terminal from the other side of the male terminal in the plate thickness direction. The second contact portion of the female terminal is pressed at a plurality of locations separated from the first contact portion in the insertion direction. Thereby, the male terminal can be stably held by at least five contact portions of the female terminal, and the contact resistance can be reduced.
- the female terminal of the present disclosure is (5) A female terminal used in the terminal unit according to any one of (1) to (4) above. According to the female terminal of the present disclosure, since it is used in the terminal unit described in any one of (1) to (4) above, the effects that the terminal unit described in (1) to (4) above can enjoy. can also have Therefore, separation of the male terminal from the contact of the female terminal and abrasion of the plating can be suppressed when the male and female terminals are mated.
- the male terminal of the present disclosure includes: (6) A male terminal used in the terminal unit according to any one of (2) to (4) above. According to the male terminal of the present disclosure, since it is used in the terminal unit described in any one of (2) to (4) above, the effects that the terminal unit described in (2) to (4) above can enjoy. can also have Therefore, separation of the male terminal from the contact of the female terminal and abrasion of the plating can be suppressed when the male and female terminals are mated.
- FIG. 1 A terminal unit 10 according to a first embodiment of the present disclosure will be described below with reference to FIGS. 1 to 4.
- FIG. The terminal unit 10 includes male terminals 12 and female terminals 14 . By inserting the male terminal 12 into the female terminal 14 and coming into contact with each other, the male terminal 12 and the female terminal 14 are electrically connected.
- the terminal unit 10 can be arranged in any direction, the vertical direction, the horizontal direction, and the front-rear direction will be described below with reference to the vertical direction, the left-right direction, and the front-rear direction shown in the drawing. Further, with respect to a plurality of identical members, only some members are given reference numerals, and the reference numerals are omitted for other members.
- the male terminal 12 has a plate shape as a whole, and is constructed using a flat metal fitting (not shown).
- the flat plate metal fitting has a rectangular shape, has a predetermined width dimension (horizontal dimension in FIG. 2) and a predetermined thickness dimension (vertical dimension in FIG. 4), and extends straight.
- the male terminal 12 has electrical conductivity and is made of a metal with low electric resistance such as copper, copper alloy, aluminum, aluminum alloy, or the like.
- the one side surface (upper surface) in the thickness direction of the male terminal 12 is aligned with the first wall portion 22 of the female terminal 14 . They are arranged facing each other. Further, the surface (lower surface) on the other side in the plate thickness direction is arranged to face the second wall portion 24 of the female terminal 14 .
- a flat plate portion (not shown) extending straight is provided on the base end side in the insertion direction of the female terminal 14 into the male terminal insertion gap 16. As shown in FIG.
- the flat plate portion is provided with, for example, a bolt insertion hole to be fixed to a terminal portion of a device, or to which an electric wire is fixed.
- the female terminal 14 includes a box-shaped main body 18 having a male terminal insertion gap 16 opening in the front-rear direction, a wire connecting portion 20 to which a core wire of an electric wire (not shown) is fixed, is integrally constructed including More specifically, the female terminal 14 is made of various metal materials that are conductive and can be pressed or punched, such as brass, copper, copper alloys, aluminum, aluminum alloys, and the like. be done.
- the body portion 18 is formed in a substantially box shape, and includes a first wall portion 22 and a second wall portion 24 facing each other in the vertical direction, and a pair of side walls 26 and 28 facing each other in the left and right direction.
- the main body portion 18 is provided with a protection wall 30 that covers from the front a projecting tip portion of a first elastic contact portion 32, which will be described later.
- a tongue-shaped first elastic contact portion 32 is provided to extend from the rear end of the first wall portion 22 located above, and as shown in FIG. It is formed by folding back inwardly of the main body portion 18 .
- the first elastic contact portion 32 extends obliquely straight forward and toward the axial center from the rear end of the first wall portion 22, and then has a shape in which the distal end portion is bent upward.
- the first elastic contact portion 32 has a first contact portion 34 that contacts the surface (upper surface) of the male terminal 12 on one side in the plate thickness direction (see FIG. 4). A tip portion of the male terminal 12 can be inserted into the gap between the first elastic contact portion 32 and the second wall portion 24 .
- the rear end side of the first elastic contact portion 32 is held by the first wall portion 22 in a cantilever shape, and protrudes while gradually approaching the second wall portion 24 as it extends forward.
- the first elastic contact portion 32 is elastically deformable in a direction away from the second wall portion 24 .
- the first elastic contact portion 32 biases the male terminal 12 toward the second wall portion 24 .
- a protective wall 30 in the shape of a rectangular flat plate is provided that protrudes toward the second wall portion 24 with a width dimension smaller than the separation distance between the pair of side walls 26 and 28. ing.
- a tip portion of the male terminal 12 can be inserted through a gap between the projecting tip portion of the protective wall 30 and the second wall portion 24 .
- the protective wall 30 is configured to cover the projecting tip of the first elastic contact portion 32 from the front. Thereby, the first elastic contact portion 32 is protected from abnormal deformation of the first elastic contact portion 32 due to contact of the tip portion of the male terminal 12 with the projecting tip portion of the first elastic contact portion 32 .
- Two second elastic contact portions 36 are provided on the front side of the second wall portion 24 positioned below so as to protrude toward the first wall portion 22 .
- Each of the two second elastic contact portions 36 protrudes toward the first wall portion 22 and then bends downward at the tip (see FIGS. 2 and 3). More specifically, a window 38 penetrating in the plate thickness direction is provided on the front side of the second wall 24 .
- the base end portions are connected to the peripheral edge portions on the side of 28 and protrude toward the window portion 38 in a cantilever manner.
- each of the two second elastic contact portions 36 has a second contact portion 40 that contacts the surface (lower surface) of the male terminal 12 on the other side in the plate thickness direction (see FIG. 4).
- both of the two second elastic contact portions 36 are It is elastically deformable in a direction away from one wall portion 22 .
- both of the two second elastic contact portions 36 urge the male terminal 12 toward the first wall portion 22 .
- the two second contact portions 40 are arranged at two locations separated from each other on both sides of the first contact portion 34 in the insertion direction of the male terminal 12 into the male terminal insertion gap 16 (see FIG. 4).
- the female terminal 14 having such a structure can be manufactured by the following method.
- the first elastic contact portion 32, the second elastic contact portion 36, and the protective wall 30 are formed by bending a flat metal plate after punching it with a press.
- the side walls 26 and 28 are bent from the second wall portion 24 corresponding to the bottom plate to face each other, and the first wall portion 22 connected to the side wall 26 and corresponding to the ceiling plate is bent to face the second wall portion 24.
- a box-shaped body portion 18 having both front and rear ends opened is assembled.
- An engagement hole (not shown) is formed through the side edge of the side wall 28 , and a locking portion that is fitted into the engagement hole is projected from the side edge of the first wall portion 22 .
- the side edge portion of the side wall 28 is bent until it abuts against the first wall portion 22, whereby the side wall 28 and the first wall portion 22 are engaged and fixed.
- the first elastic contact portion 32 and the two second elastic contact portions 36 are arranged inside the body portion 18 .
- a core wire of an electric wire (not shown) is fixed to the electric wire connection portion 20 .
- the first contact portion 34 and the second contact portion 40 of the female terminal 14 each correspond to the surface (upper surface) of the male terminal 12 on one side in the plate thickness direction. It contacts the surface on the other side (lower surface).
- the first contact portion 34 and the second contact portion 40 of the female terminal 14 respectively have a first elastic contact portion 32 that biases the male terminal 12 from one surface (upper surface) in the plate thickness direction and the other surface ( It is provided in the second elastic contact portion 36 that biases from the bottom surface).
- the first elastic contact portion 32 and the second elastic contact portion 32 can be displaced.
- the displacement of the male terminal 12 can be followed by elastic deformation of the elastic contact portion 36 . That is, the first contact portion 34 and the second contact portion 40 provided on the first elastic contact portion 32 and the second elastic contact portion 36 can be held in contact with the male terminal 12 .
- the two second contact portions 40 are arranged at two locations separated from each other on both sides of the first contact portion 34 in the insertion direction (front-rear direction) of the male terminal 12 into the male terminal insertion gap 16 (FIG. 4). reference).
- the two second elastic contact portions 36 are elastically deformed to prevent the displacement. It can be absorbed stably. Therefore, followability to the male terminal 12 can be improved. As a result, the male terminal 12 is separated from the second contact portion 40, or the male terminal 12 is pressed against the second contact portion 40 more than necessary, and the plating on the surfaces of the female terminal 14 and the male terminal 12 is worn away. can also be suppressed.
- the separation of the male terminal 12 from the first contact portion 34 and the second contact portion 40, which are contact points between the female terminal 14 and the male terminal 12 when the female terminal 14 and the male terminal 12 are mated, and plating wear can be suppressed.
- the female terminal 14 of the present disclosure having such a structure, it is possible to similarly have the effects that the above-described terminal unit 10 can enjoy. Therefore, separation of the male terminal 12 from the first contact portion 34 and the second contact portion 40, which are contact points between the female terminal 14 and the male terminal 12, and plating wear can be suppressed.
- ⁇ Embodiment 2> 5 to 9 show the terminal unit 42 of Embodiment 2 of the present disclosure.
- members and portions that are substantially the same as those of the first embodiment are denoted by the same reference numerals in the drawings, and descriptions thereof are omitted.
- the male terminal 12 has a flat plate shape, but is not limited to this.
- the terminal unit 42 of Embodiment 2 shown in FIG. It differs from the first embodiment in that it is bent and inclined in one direction (upward).
- a pair of inclined portions 46 , 46 are formed on both sides of the male terminal 44 in the plate width direction, which is the first direction intersecting the insertion direction of the male terminal 44 .
- a flat portion 48 that spreads flatly is provided at the center portion of the male terminal 44 in the plate width direction, that is, between the pair of inclined portions 46, 46 in the plate width direction.
- the first contact portion 34 of the first elastic contact portion 32 of the female terminal 50 contacts the flat portion 48 of the male terminal 44 (see FIG. 7).
- a second wall portion 52 of the female terminal 50 includes a pair of side edge portions 54, 54 facing the pair of inclined portions 46, 46 of the male terminal 44 when the female terminal 14 and the male terminal 44 are fitted together, and a first and an intermediate portion 56 located between the pair of side edge portions 54, 54 in the plate width direction (see FIG. 7).
- a window portion 58 is provided on the front side of each side edge portion 54 so as to penetrate therethrough in a rectangular cross-sectional shape in the plate thickness direction.
- the window portion 58 has two leaf-spring-like secondary members which are connected at their base ends to an end surface 59 of the intermediate portion 56 facing the window portion 58 and protrude obliquely upward toward the window portion 58 in a cantilever manner.
- each of the second elastic contact portions 60 is inclined so that the tip side thereof is closer to the first wall portion 22 than the base end portion thereof, and the second contact portion 62 is provided on the tip side of each second elastic contact portion 60. (See Figure 7). As a result, the two second contact portions 62 provided on the two second elastic contact portions 60 contact each inclined portion 46 at two locations spaced apart on both sides of the first contact portion 34 in the insertion direction. do.
- a pair of inclined portions 46, 46 bent and inclined toward one side (upward) in the plate thickness direction are formed on both sides of the male terminal 44 in the plate width direction. formed.
- two second contact portions 62 provided on the two second elastic contact portions 60 of the female terminal 50 are arranged at two locations spaced apart on both sides of the first contact portion 34 in the insertion direction. Contact. Also, the first contact portion 34 of the first elastic contact portion 32 of the female terminal 50 contacts the flat portion 48 of the male terminal 44 .
- the male terminal 44 is displaced from the inclined portions 46 of the male terminal 44 .
- the contact state of the second contact portion 62 of the terminal 50 can be preferably maintained. Therefore, problems such as separation of the female terminal 50 from the second contact portion 62 at the inclined portion 46 of the male terminal 44 and abrasion of the plating can be suppressed.
- the male terminal 44 inserted into the male terminal insertion gap 16 is pressed toward the second wall portion 52 by the first elastic contact portion 32 of the female terminal 50 .
- a component force (F3) directed inward in the plate width direction is generated by the reaction force (F1) due to the pressing of the inclined portion 46 of the male terminal 44 against the second contact portion 62 of the female terminal 50 .
- the force that prevents the male terminal 44 from being displaced against the external force acting on the male terminal 44 in the plate width direction can be increased. Therefore, since the displacement of the male terminal 44 in the plate width direction with respect to the female terminal 50 can also be suppressed, fine sliding friction between the female terminal 14 and the male terminal 44 due to vibration or the like and an accompanying increase in contact resistance value can be achieved. can also be suppressed.
- the leaf spring-like second elastic contact portion 60 protruding like a cantilever from the intermediate portion 56 of the pair of side edge portions 54, 54 of the female terminal 50 can be easily formed by press punching or the like. can be done.
- second elastic contact portions 60 are arranged at two locations separated from each other on both sides of the first contact portion 34 in the insertion direction (front-rear direction) of the male terminal 44, and each second elastic contact portion A second contact portion 62 is provided on the tip side of the portion 60 . Therefore, the displacement of the male terminal 44 upside down on both sides in the insertion direction with the first contact portion 34 as the center of rotation can be stably absorbed by the elastic deformation of the second elastic contact portion 60 . As a result, problems such as separation of the female terminal 50 from the second contact portion 62 at the inclined portion 46 of the male terminal 44 and abrasion of the plating can be suppressed.
- each second elastic contact portion 60 is inclined so that the tip side thereof is closer to the first wall portion 22 than the base end portion.
- the reaction force (F1) which is the reaction force from the second contact portion 62 of the female terminal 50 contacting the pair of inclined portions 46, 46 of the male terminal 44, is perpendicular to the second contact portion 62.
- the reaction force from the second contact portion 62 can be used advantageously to increase the force that prevents the displacement of the male terminal 44, so that the displacement of the male terminal 44 in the plate width direction with respect to the female terminal 50 is suppressed. Effectiveness can also be improved.
- one first contact portion 34 of the female terminal 50 is pressed against the flat portion 48 of the male terminal 44 from one side (upper side), and the male terminal 44 is pressed from the other side (lower side).
- Four second contact portions 62 of the female terminal 50 are pressed against the pair of inclined portions 46 , 46 .
- the male terminal 44 can be stably held by a total of five contact portions 34 and 62 of the female terminal 50, so that contact resistance can be reduced.
- the female terminal 50 and the male terminal 44 of the present disclosure having such a structure, it is possible to similarly have the effects that the above-described terminal unit 42 can enjoy. Therefore, separation of the male terminal 44 from the first contact portion 34 and the second contact portion 62, which are contact points with the female terminal 50, and plating wear can be suppressed when the female terminal 50 and the male terminal 44 are mated.
- Embodiment 1 and Embodiment 2 have been described in detail as specific examples of the present disclosure, but the present disclosure is not limited by these specific descriptions. Modifications, improvements, etc. within the scope that can achieve the purpose of the present disclosure are included in the present disclosure. For example, the following modifications of the embodiment are also included in the technical scope of the present disclosure.
- the number of the first contact portions 34 of the female terminals 14, 50 for the upper surfaces of the male terminals 12, 44 is only one, but the present invention is not limited to this.
- a plurality of first contact portions 34 may be provided.
- the first contact portion 34 may contact the inclined portion 46 .
- the second contact portions 40 of the female terminal 14 are provided at two locations separated from each other on both sides of the first contact portion 34 in the insertion direction of the male terminal 12, but the present invention is not limited to this. . That is, the second contact portions 40 of the female terminal 14 may be provided at a plurality of locations separated on both sides of the first contact portion 34 in the insertion direction of the male terminal 12, and one or more locations may be provided on each side. All you have to do is The number of the second contact portions 40 provided on one side and the other side in the insertion direction of the male terminal 12 may be different.
- the second contact portions 62 of the female terminal 50 are spaced apart on both sides of the first contact portion 34 in the insertion direction of the male terminal 44 at the side edges 54 , 54 of the female terminal 50 .
- the second contact portions 62 are provided at a plurality of locations separated from each other on both sides of the first contact portion 34 in the insertion direction of the male terminal 44 at the side edge portions 54 , 54 .
- the male terminal 44 has the flat portion 48 between the pair of inclined portions 46 , 46 , but the flat portion 48 is not essential, and the inclined portions 46 A shape in which the terminal 44 is connected at the center in the width direction may also be used.
- the tongue-shaped first elastic contact portion 32 is provided to extend from the first wall portion 22, but the present invention is not limited to this.
- the first elastic contact portion is provided on the first wall portion 22 , protrudes toward the second wall portions 24 and 52 , and is elastically deformable in a direction away from the second wall portions 24 and 52 to contact the male terminals 12 and 44 . Anything that biases toward the second wall portions 24 and 52 may be used, and may be configured by, for example, a coil spring or leaf spring held by the first wall portion 22 .
- Terminal Unit (Embodiment 1) 12 Male terminal 14 Female terminal 16 Male terminal insertion gap 18 Main body 20 Wire connection part 22 First wall part 24 Second wall part 26 Side wall 28 Side wall 30 Protective wall 32 First elastic contact part 34 First contact part 36 Second elastic Contact portion 38 Window portion 40 Second contact portion 42 Terminal unit (second embodiment) 44 male terminal 46 inclined portion 48 flat portion 50 female terminal 52 second wall portion 54 side edge portion 56 intermediate portion 58 window portion 59 end surface 60 second elastic contact portion 62 second contact portion
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Description
本開示の雌端子は、本開示の端子ユニットにおいて用いられる雌端子である。
本開示の雄端子は、本開示の端子ユニットにおいて用いられる雄端子である。
最初に、本開示の実施態様を列記して説明する。
本開示の端子ユニットは、
(1)板状の雄端子と、前記雄端子に接続される雌端子と、を備え、前記雌端子は、前記雄端子が挿入されて配置される雄端子挿入隙間を隔てて対向配置された第1壁部と第2壁部を有し、前記第1壁部は、前記雄端子の板厚方向の一方側の面に対向しており、前記第2壁部に向かって突出して前記第2壁部から離隔する方向に弾性変形可能な第1弾性接触部と、前記第1弾性接触部に設けられて前記雄端子の前記一方側の面に接触する第1接点部を有し、前記第1弾性接触部は、前記雄端子を前記第2壁部に向かって付勢し、前記第2壁部は、前記雄端子の前記板厚方向の他方側の面に対向しており、前記第1壁部に向かって突出して、前記第1壁部から離隔する方向に弾性変形可能な複数の前記第2弾性接触部と、前記複数の第2弾性接触部にそれぞれ設けられて前記雄端子の前記他方側の面に接触する複数の第2接点部を有し、各前記第2弾性接触部は、前記雄端子を前記第1壁部に向かって付勢し、前記複数の第2接点部は、前記雄端子の前記雄端子挿入隙間への挿入方向において、前記第1接点部の両側に離隔した複数箇所に配置されている、端子ユニットである。
(5)上記(1)から上記(4)のいずれかに記載の端子ユニットにおいて用いられる雌端子である。本開示の雌端子によれば、上記(1)から上記(4)のいずれかに記載の端子ユニットにおいて用いられることから、上記(1)から上記(4)の端子ユニットが享受しうる作用効果を同様に有することができる。それゆえ、雌雄端子嵌合時における雌端子の接点からの雄端子の離隔やめっき摩耗を抑制できる。
(6)上記(2)から上記(4)のいずれかに記載の端子ユニットにおいて用いられる雄端子である。本開示の雄端子によれば、上記(2)から上記(4)のいずれかに記載の端子ユニットにおいて用いられることから、上記(2)から上記(4)の端子ユニットが享受しうる作用効果を同様に有することができる。それゆえ、雌雄端子嵌合時における雌端子の接点からの雄端子の離隔やめっき摩耗を抑制できる。
本開示の端子ユニットおよび当該端子ユニットに用いられる雌端子と雄端子の具体例を、以下に図面を参照しつつ説明する。なお、本開示は、これらの例示に限定されるものではなく、特許請求の範囲によって示され、特許請求の範囲と均等の意味および範囲内でのすべての変更が含まれることが意図される。
以下、本開示の実施形態1の端子ユニット10について、図1から図4を用いて説明する。端子ユニット10は、雄端子12と雌端子14とを備えている。そして、雄端子12が雌端子14に挿入されて相互に接触することで、雄端子12と雌端子14とが電気的に接続されるようになっている。なお、端子ユニット10は、任意の向きで配置することができるが、以下では、上下方向,左右方向,前後方向を、図中に示す上下方向,左右方向および前後方向を基準として説明する。また、複数の同一部材については、一部の部材にのみ符号を付し、他の部材については符号を省略する場合がある。
雄端子12は、全体として板状をなしており、図示しない平板金具を用いて構成されている。平板金具は矩形状を有しており、所定の板幅寸法(図2中の左右方向寸法)および板厚寸法(図4中の上下方向寸法)を有しており、ストレートに延びている。雄端子12は、導電性を有しており、例えば銅、銅合金、アルミニウム、アルミニウム合金等の電気抵抗の低い金属により形成される。
雌端子14は、例えば図4に示すように、内部に前後方向に開口する雄端子挿入隙間16を有する箱状の本体部18と、図示しない電線の芯線が固着される電線接続部20と、を含んで一体的に構成されている。より詳細には、雌端子14は、導電性を有しており、且つプレス加工や打抜き加工等が可能な種々の金属材料、例えば真鍮や銅、銅合金、アルミニウム、アルミニウム合金等を用いて形成される。
本体部18は略箱状に形成されており、上下方向に対向する第1壁部22,第2壁部24と、左右方向に対向する一対の側壁26,28と、を備えている。加えて、本体部18は、後述する第1弾性接触部32の突出先端部を前方から覆う保護壁30を備えて構成されている。
図5から図9には、本開示の実施形態2の端子ユニット42が示されている。以下の説明において、実施形態1と実質的に同一の部材及び部位は、図中に同一の符号を付して説明を省略する。
以上、本開示の具体例として、実施形態1および実施形態2について詳述したが、本開示はこの具体的な記載によって限定されない。本開示の目的を達成できる範囲での変形、改良等は本開示に含まれるものである。例えば次のような実施形態の変形例も本開示の技術的範囲に含まれる。
12 雄端子
14 雌端子
16 雄端子挿入隙間
18 本体部
20 電線接続部
22 第1壁部
24 第2壁部
26 側壁
28 側壁
30 保護壁
32 第1弾性接触部
34 第1接点部
36 第2弾性接触部
38 窓部
40 第2接点部
42 端子ユニット(実施形態2)
44 雄端子
46 傾斜部
48 平坦部
50 雌端子
52 第2壁部
54 側縁部
56 中間部
58 窓部
59 端面
60 第2弾性接触部
62 第2接点部
Claims (6)
- 板状の雄端子と、
前記雄端子に接続される雌端子と、を備え、
前記雌端子は、前記雄端子が挿入されて配置される雄端子挿入隙間を隔てて対向配置された第1壁部と第2壁部を有し、
前記第1壁部は、前記雄端子の板厚方向の一方側の面に対向しており、前記第2壁部に向かって突出して前記第2壁部から離隔する方向に弾性変形可能な第1弾性接触部と、前記第1弾性接触部に設けられて前記雄端子の前記一方側の面に接触する第1接点部を有し、前記第1弾性接触部は、前記雄端子を前記第2壁部に向かって付勢し、
前記第2壁部は、前記雄端子の前記板厚方向の他方側の面に対向しており、前記第1壁部に向かって突出して、前記第1壁部から離隔する方向に弾性変形可能な複数の前記第2弾性接触部と、前記複数の第2弾性接触部にそれぞれ設けられて前記雄端子の前記他方側の面に接触する複数の第2接点部を有し、各前記第2弾性接触部は、前記雄端子を前記第1壁部に向かって付勢し、
前記複数の第2接点部は、前記雄端子の前記雄端子挿入隙間への挿入方向において、前記第1接点部の両側に離隔した複数箇所に配置されている、
端子ユニット。 - 前記雄端子は、前記挿入方向に交差する第1方向の両側に、前記雄端子の前記板厚方向の一方側に傾斜する一対の傾斜部を有し、
各前記傾斜部に対して、前記複数の第2弾性接触部に設けられた前記複数の第2接点部が、前記挿入方向において、前記第1接点部の両側に離隔した複数箇所で接触する、請求項1に記載の端子ユニット。 - 前記雌端子の前記第2壁部は、前記雄端子の前記一対の傾斜部にそれぞれ対向する一対の側縁部と、前記第1方向で前記一対の側縁部の間に位置する中間部とを有し、
各前記側縁部は、前記板厚方向に貫通する窓部と、前記窓部に面する前記中間部の端面において基端部が連結されて片持ち梁状に前記窓部側に突出する板ばね状の2つの前記第2弾性接触部を有し、
各前記側縁部の2つの前記第2弾性接触部が、前記挿入方向において、前記第1接点部の両側に離隔した2箇所にそれぞれ配置され、各前記第2弾性接触部は、前記基端部よりも先端側が前記第1壁部に接近するように傾斜しており、各前記第2弾性接触部の前記先端側に前記第2接点部が設けられている請求項2に記載の端子ユニット。 - 前記雄端子は、板幅方向で前記一対の傾斜部の間に配置された平坦部を有し、
前記雌端子の前記第1弾性接触部の前記第1接点部は、前記雄端子の前記平坦部に接触する、請求項2または請求項3に記載の端子ユニット。 - 請求項1から請求項4のいずれか1項に記載の端子ユニットにおいて用いられる雌端子。
- 請求項2から請求項4のいずれか1項に記載の端子ユニットにおいて用いられる雄端子。
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5229271Y2 (ja) * | 1973-06-22 | 1977-07-04 | ||
JPS62123074U (ja) * | 1986-01-29 | 1987-08-05 | ||
JP2011100685A (ja) * | 2009-11-09 | 2011-05-19 | Sumitomo Wiring Syst Ltd | 端子金具の接続構造 |
JP2011530154A (ja) * | 2008-08-04 | 2011-12-15 | タイコ・エレクトロニクス・コーポレイション | ソケットコンタクト |
WO2018190288A1 (ja) * | 2017-04-14 | 2018-10-18 | 株式会社オートネットワーク技術研究所 | 雌端子 |
JP2019061743A (ja) * | 2017-09-22 | 2019-04-18 | 古河電気工業株式会社 | オス型端子及び接続構造体 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPS5229271Y2 (ja) * | 1973-06-22 | 1977-07-04 | ||
JPS62123074U (ja) * | 1986-01-29 | 1987-08-05 | ||
JP2011530154A (ja) * | 2008-08-04 | 2011-12-15 | タイコ・エレクトロニクス・コーポレイション | ソケットコンタクト |
JP2011100685A (ja) * | 2009-11-09 | 2011-05-19 | Sumitomo Wiring Syst Ltd | 端子金具の接続構造 |
WO2018190288A1 (ja) * | 2017-04-14 | 2018-10-18 | 株式会社オートネットワーク技術研究所 | 雌端子 |
JP2019061743A (ja) * | 2017-09-22 | 2019-04-18 | 古河電気工業株式会社 | オス型端子及び接続構造体 |
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