Two-wire connector

Abstract

Two-wire connector (1) comprising: an insulating base (10) having a base plate (11) and a surrounding plate (12) extending from the base plate (11), with two insertion openings (121) formed on the surrounding plate (12); an electrically conductive terminal (20) attached to the base plate (11) and having a first side plate (211) and a second side plate (212); a first electrically conductive flexible sheet (30) having a fastening segment (31) and a clamping segment (33), wherein the fastening segment (31) is electrically connected to the electrically conductive terminal (20) and the clamping segment (33) is formed on one side of the first side plate (211); a second electrically conductive flexible sheet (40) arranged separately from the first electrically conductive flexible sheet (30) and having a fastening segment (41) and has a clamping segment (43),wherein the fastening segment (41) is electrically connected to the electrically conductive terminal (20) and the clamping segment (43) is formed on one side of the second lateral plate (212); and a pressure element (50) movably connected to the base plate (11) and insertion slots (53) corresponding to the two insertion openings (121), and a sliding unit (52) formed on one side of the insertion slot (53), wherein by pressing the pressure element (50) the sliding units (52) can push and release the clamping segments (33, 43), characterized in that the first electrically conductive flexible sheet (30) and the second electrically conductive flexible sheet (40) are arranged separately and are detachably connected to the electrically conductive connection (20), wherein the electrically conductive connection (20) comprises a seat element (21), a left flat plate (22) and a right flat plate (23),wherein the first lateral plate (211) and the second lateral plate (212) are formed on the seat element (21) and the seat element (21) further comprises a connecting plate (213) for connecting the first lateral plate (211) and the second lateral plate (212), such that the cross-section of the seat element (21) is formed in a U-shaped form, and wherein the left flat plate (22) is formed by extending outwards from the first lateral plate (211), and the right flat plate (23) is formed by extending outwards from the second lateral plate (212).

Description

BACKGROUND OF THE INVENTIONField of the InventionThe present invention relates to a connector technology, in particular to a two-wire connector according to the preamble of claim 1.Description of the Prior ArtA conventional two-wire connector mainly includes an insulation base, an electrically conductive terminal, and an electrically conductive flexible sheet, the electrically conductive flexible sheet being formed substantially integrally, so that the molding structure is complicated and the development cost is very high; moreover, many materials would be wasted in the manufacturing process, so that the production cost cannot be effectively lowered thereby, which deteriorates the feasibility. The integrally formed electrically conductive sheet can be applied only in a final product having a single specification and is thereby inflexible in applications; moreover, a failure situation may occur during the operation process, so that the clamped-state stability and strength are greatly reduced.Accordingly, the applicant of the present invention has devoted itself to improving the above-mentioned disadvantages.DE 10 2006 005 260 A1 discloses an electrical connection terminal having a housing, a connection chamber formed therein and two conductor inlets leading into the connection chamber for electrical conductors to be connected. Comparable terminals are disclosed by CN 206180139 U and EP 3306750 A1.SUMMARY OF THE INVENTIONThe present invention is to provide a two-wire connector in which a first electrically conductive flexible sheet and a second electrically conductive flexible sheet are separately disposed so that no interference is present and the clamped-state stability and strength can be improved.Accordingly, the present invention provides a two-wire connector according to the features of claim 1, including an insulation base, an electrically conductive terminal, a first electrically conductive flexible sheet, a second electrically conductive flexible sheet, and a pressing member; wherein the insulation base has a base plate and a surrounding plate extending from the base plate, and two insertion holes are formed on the surrounding plate; wherein the electrically conductive terminal is fixed on the base plate and has a first side plate and a second side plate; wherein the first electrically conductive flexible sheet has a fixing segment and a clamping segment, the fixing segment is electrically connected to the electrically conductive terminal, and the clamping segment is formed on a side of the first side plate; the second electrically conductive flexible sheet is separately disposed with respect to the first electrically conductive flexible sheet and includes a fixing segment and a clamping segment, the fixing segment being electrically connected to the electrically conductive terminal, and the clamping segment being formed on a side of the second side plate; wherein the pressing member is movably connected to the base plate and includes insertion slots corresponding to the two insertion openings and a sliding unit formed on a side of the insertion slot, the sliding units being capable of sliding the clamping segments so as to be released by pressing the pressing member for allowing the pressing member to be displaced.Compared with the prior art, the present invention has advantageous features as follows. The first electrically conductive flexible sheet and the second electrically conductive flexible sheet may be used to replace each other, so that the manufacturing cost of the mold and the production cost may be saved. The first electrically conductive flexible sheet and the second electrically conductive flexible sheet are detachably connected to the electrically conductive terminal, so that the electrically conductive terminal or the electrically conductive flexible sheets having different specifications can be used according to requirements of different currents and thereby are flexible in application. The first electrically conductive flex sheet and the second electrically conductive flex sheet may be actuated by a single pressure element, such that efficiency for connecting wires and removing wires may be increased and more convenience for operation is provided.Brief Description of DrawingsFIG. 1 is an exploded perspective view showing a two-wire connector according to an embodiment of the present invention; FIG. 2 is an exploded perspective view showing the electrically conductive terminal and the electrically conductive flexible sheets according to an embodiment of the present invention; FIG. 3 is a cross-sectional view showing the structure of the two-wire connector according to an embodiment of the present invention; FIG. 4 is a cross-sectional view showing an operation status of the two-wire connector according to an embodiment of the present invention; FIG. 5 is a cross-sectional view showing another operation state of the two-wire connector according to an embodiment of the present invention; FIG. 6 is a schematic view showing the structure of the electrically conductive terminal and the electrically conductive flexible sheets according to another embodiment of the present invention; and FIG. 7 is a schematic view showing an application structure of the two-wire connector according to the present invention.DETAILED DESCRIPTION OF THE INVENTIONPreferred embodiments of the present invention will be described with reference to the drawings.Referring to FIGS. 1 to 3, a two-wire connector 1 mainly including an insulation base 10, an electrically conductive terminal 20, a first electrically conductive flexible sheet 30, a second electrically conductive flexible sheet 40, and a pressing member 50 is disclosed in the present invention.The insulation base 10 mainly comprised a base plate 11 and a surrounding plate 12 bent and extending from a periphery of the base plate, wherein the base plate 11 is formed as a quarter round plate, two insertion holes 121 are formed on the surrounding plate 12 and spaced apart with a clearance, a guide channel 13 is formed between the two insertion holes 121, a fixing block 14 corresponding to a distal end of the guide channel 13 is formed, two sides of the fixing block 14 are formed with a flexible sheet accommodating zone 15, mounting slots 122 are formed on the surrounding plate 12 at locations corresponding to the flexible sheet accommodating zones 15, and two through slots 123 passing through the surrounding plate 12 are formed in one of the mounting slots 122.The electrically conductive terminal 20 may be made of a metal material having excellent electrical conductivity, for example, spring steel, and fixed on the base plate 11 of the insulation base 10. According to this embodiment, the electrically conductive terminal 20 is formed in a butterfly-like shape and mainly includes a seat member 21, a left flat plate 22, and a right flat plate 23, the cross section of the seat member 21 is formed in a U-like shape and mainly includes a first side plate 211, a second side plate 212 disposed corresponding to the first side plate 211, and a connection plate 213 used for connecting the first side plate 211 and the second side plate 212, a through slot 214 is formed on the connection plate 213, the through slot 214 is coated and fixed corresponding to the fixing block, a locking block 215 is formed on the first side plate 211 with a hole means, and a locking block 216 is formed on the second side plate 212 with a hole means.The left planar plate 22 and the right planar plate 23 are formed by extending outward from the first lateral plate 211 and the second lateral plate 212, the left planar plate 22 and the right planar plate 23 are both formed in a stepped state, a left mounting block 221 is curved and extends from one side of the left planar plate 22, a protrusion 222 is formed on a distal end surface of the left mounting block 221, the left mounting block 221 is mounted and positioned corresponding to the mounting slot 122. A right mounting block 231 is curved and extends from one side of the right planar plate 23, a protrusion 232 is formed on a distal end surface of the right mounting block 231, a pair of insertion pins 233 extend from the right planar plate 23 on the side where the right mounting block 231 is disposed, the right mounting block 231 is mounted and positioned corresponding to the mounting slot 122, and the insertion pins 233 protrude from the through slots 123 so as to be exposed outside the insulation base 10.The first electrically conductive flexible sheet 30 may be made of a metal material having excellent electrical conductivity, for example, a copper alloy, and a surface thereof may be protected by a nickel layer or a zinc layer formed by a lead-free plating agent. The first electrically conductive flexible sheet 30 is detachably connected to the electrically conductive terminal 20. The first electrically conductive flexible sheet 30 is accommodated in the flexible sheet accommodation zone 15 and mainly includes a fixing segment 31, a curve segment 32 extending from the fixing segment 31, and a clamping segment 33 extending from the curve segment 32, a through hole 311 is formed on the fixing segment 31, the through hole 311 is locked and positioned corresponding to the protrusion 222 and electrically connected to the electrically conductive terminal 20, and the clamping segment 33 is formed on one side of the first side plate 211 and abuts on the locking block 215.The second electrically conductive flexible sheet 40 and the first electrically conductive flexible sheet 30 are separately disposed, in other words, the second electrically conductive flexible sheet 40 and the first electrically conductive flexible sheet 30 are not integrally formed. The first electrically conductive flexible sheet 30 and the second electrically conductive flexible sheet 40 may be used to replace each other, and the material property and the detailed structure of the second electrically conductive flexible sheet are the same as those of the first electrically conductive flexible sheet 30, the second electrically conductive flexible sheet 40 is accommodated in the other flexible sheet accommodation region 15 and mainly includes a fixing segment 41, a curve segment 42 extending from the fixing segment 41, and a clamping segment 43 extending from the curve segment 42, a through hole 411 is formed on the fixing segment 41, the through hole 411 is locked and positioned corresponding to the protrusion 232 and electrically connected to the electrically conductive terminal 20, and the clamping segment 43 is formed on one side of the second side plate 212 and abuts on the locking block 216.The pressing member 50 may be made of a material having an excellent insulation property and movably connected to the base plate 11. The pressing member 50 mainly includes an operation piece 51 and slide units 52 extending from two sides of the operation piece 51, and an insertion slot 53 is formed between the slide unit 52 and the operation piece 51. The insertion slot 53 is disposed corresponding to the insertion opening 121, and the operation piece 51 is accommodated in the guide channel 13 and can be displaced by operation.Moreover, the two-wire connector 1 provided by the present invention further includes a cover plate 60, and the cover plate 60 is sealed and snapped corresponding to the insulation base 10.Referring to FIGS. 4 and 5, when it is desired to perform a wire bonding operation, two wires 8 are inserted from the insertion openings 121, at this time, the wires 8 may pass through the insertion slits 53, one of the wires 8 is clamped and fixed by the clamping segment 33 of the first electrically conductive flexible sheet 30 and the first side plate 211 to be electrically conductive; the other wire 8 is clamped and fixed by the clamping segment 43 of the second electrically conductive flexible sheet 40 and the second side plate 212 to be electrically conductive; with a fixing state provided by the clamping segments 33, 43 and the locking blocks 215, 216, a stable clamping effect may be formed. When it is desired to perform a wire removing operation, a hand tool such as a screwdriver is used to press the operation piece 51 to allow the operation piece 51 to be displaced, at this time, the clamping segments 33, 43 are pushed by the pushing units 52, so that the wires 8 can be released from the clamping segments 33, 43 and the locking blocks 215, 216, and thereby it is possible that the wires 8 can be easily removed from the insertion slits 53 and the insertion openings 121.Referring to FIG. 6, another embodiment of the present invention is disclosed; according to the another embodiment, the electrically conductive terminal 20 may be provided with an extended connection plate 213A connected to the first side plate 211 and the second side plate 212 and thereby be suitable for use in a larger current region.Referring to FIG. 7, in addition to having only one two-wire connector 1 that can be used in the present invention, multiple two-wire connectors 1 may be arranged and assembled according to actual needs, so that a two-wire connector assembly 100 may be formed.

Claims

A two-wire connector (1) comprising: an insulation base (10) having a base plate (11) and a surrounding plate (12) extending from the base plate (11), wherein two insertion holes (121) are formed on the surrounding plate (12); an electrically conductive terminal (20) fixed on the base plate (11) and having a first side plate (211) and a second side plate (212); a first electrically conductive flexible sheet (30) having a fixing segment (31) and a clamping segment (33), wherein the fixing segment (31) is electrically connected to the electrically conductive terminal (20), and the clamping segment (33) is formed on a side of the first side plate (211); a second electrically conductive flexible sheet (40) that is separately disposed with respect to the first electrically conductive flexible sheet (30) and includes a fixing segment (41) and a clamping segment (43), the fixing segment (41) being electrically connected to the electrically conductive terminal (20), and the clamping segment (43) being formed on one side of the second side plate (212); and a pressing member (50) movably connected to the base plate (11) and having insertion slots (53) corresponding to the two insertion openings (121), and a sliding unit (52) formed on one side of the insertion slot (53), wherein by pressing the pressing member (50), the sliding units (52) can slide and release the clamping segments (33, 43), characterized in that, wherein the first electrically conductive flexible sheet (30) and the second electrically conductive flexible sheet (40) are separately disposed and detachably connected to the electrically conductive terminal (20), wherein the electrically conductive terminal (20) includes a seat member (21), a left planar plate (22), and a right planar plate (23), wherein the first lateral plate (211) and the second lateral plate (212) are formed on the seat member (21), and the seat member (21) further includes a connecting plate (213) for connecting the first lateral plate (211) and the second lateral plate (212) such that the cross section of the seat member (21) is formed in a U-like shape, and wherein the left planar plate (22) is formed by extending outward from the first lateral plate (211), and the right planar plate (23) is formed thereby, extending outwardly from the second side plate (212).The two-wire connector (1) according to claim 1, wherein two mounting slots (122) are formed on the surrounding plate (12), a left mounting block (221) is curved and extends from the left planar plate (22), a right mounting block (231) is curved and extends from the right planar plate (23), the left mounting block (221) is mounted and positioned corresponding to one of the mounting slots (122), and the right mounting block (231) is mounted and positioned corresponding to the other mounting slot (122).The two-wire connector (1) according to claim 2, wherein a protrusion (222) is formed on the left mounting block (221), the fixing segment (31) of the first electrically conductive flexible sheet (30) is formed with a through hole (311), and the through hole (311) is locked and positioned corresponding to the protrusion (222) of the left mounting block (221).The two-wire connector (1) according to claim 2, wherein a protrusion (232) is formed on the right mounting block (231), the fixing segment (41) of the second electrically conductive flexible sheet (40) is formed with a through hole (411), and the through hole (411) is locked and positioned corresponding to the protrusion (232) of the right mounting block (231).The two-wire connector (1) according to claim 1, wherein two passing slits (123) are formed on the surrounding plate (12), two insertion pins (233) extend from the right planar plate (23), and the insertion pins (233) protrude from the passing ξSchlitzen(123) so as to be exposed outside the insulation base (10).The two-wire connector (1) according to claim 1, wherein a fixing block (14) connected to the base plate (11) is formed on the insulation base (10), two sides of the fixing block (14) are formed with a bendable sheet accommodating zone (15), and the first electrically conductive bendable sheet (30) and the second electrically conductive bendable sheet (40) are accommodated in the bendable sheet accommodating zones (15).The two-wire connector (1) according to claim 6, wherein a through slot (214) is formed on the connection plate (213), and the through slot (214) is coated and fixed corresponding to the fixing block (14).The two-wire connector (1) according to claim 1, wherein the connection plate (213) is an extended connection plate.The two-wire connector (1) according to claim 1, wherein the first electrically conductive flexible sheet (30) is connected to the fixing segment (31) and the clamping segment (33) via a curve segment (32), a locking block (215) is formed on the first side plate (211) with a hole means, and the clamping segment (33) of the first electrically conductive flexible sheet (30) abuts the locking block (215) of the first side plate (211).The two-wire connector (1) according to claim 1, wherein the second electrically conductive flexible sheet (40) is connected to the fixing segment (41) and the clamping segment (43) via a curve segment (42), a locking block (216) is formed on the second side plate (212) with a hole means, and the clamping segment (43) of the second electrically conductive flexible sheet (40) abuts the locking block (216) of the second side plate (212).The two-wire connector (1) according to claim 1, wherein a guide channel (13) is formed between the insertion openings (121), the pressing member (50) further comprises an operation piece (51) connected to the slide units (52), the insertion slits (53) are formed between the slide units (52) and the operation piece (51), and the operation piece (51) is accommodated in the guide channel (13) and can be displaced by operation.The two-wire connector (1) according to claim 1, further including a cover plate (60), and wherein the cover plate (60) is sealed and snapped corresponding to the insulation base (10).

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