Connection terminal and connector

Abstract

The utility model discloses a connecting terminal and connector. The connecting terminal comprises: a conductive part, comprising an integrated plug-in part and wire connecting part; a retaining sleeve, sleeved to the wire connecting part of the conductive part, the retaining sleeve is equipped with hole; and a locking part, inserted into the hole of the retaining sleeve and connected with the retaining sleeve. The plug-in part is suitable for plugging with the counter terminal, the wire connecting part is suitable for connecting with the wire, and the locking part is suitable for pressing the wire in the wire connecting part to keep the connection of the wire connecting part and the wire. The connecting terminal material cost, production cost and electroplating cost are low according to the utility model.

Description

Technical Field

[0001] This utility model relates to a connection terminal and a connector including the connection terminal. Background Technology

[0002] A current-generation connector includes a conductive housing, a pin, and a screw. The conductive housing has a pin receiving slot, into which the pin is inserted to form an electrical connection, thus creating the connector. The conductive housing also has a wire receiving slot and a screw hole. The wire receiving slot receives a wire, and the screw hole is used to insert a screw, which then presses the wire into the conductive housing. In this connector, the conductive housing and pin are manufactured separately through machining, resulting in high material and production costs. Furthermore, the conductive housing in this connector requires overall electroplating, leading to high electroplating costs. Summary of the Invention

[0003] The purpose of this utility model is to solve at least one aspect of the aforementioned problems and defects existing in the prior art.

[0004] According to one aspect of the present invention, a connecting terminal is provided, comprising: a conductive member including an integrally connected plug portion and a wire connecting portion; a retaining sleeve fitted onto the wire connecting portion of the conductive member, the retaining sleeve having a hole; and a locking member inserted into the hole of the retaining sleeve and connected to the retaining sleeve. The plug portion is adapted to be inserted into a mating terminal, the wire connecting portion is adapted to be connected to a wire, and the locking member is adapted to press the wire into the wire connecting portion to maintain the connection between the wire connecting portion and the wire.

[0005] According to an exemplary embodiment of the present invention, the wire connection portion includes a bottom and two side wings connected to both sides of the bottom. The bottom and the two side wings form a receiving groove to receive the wire. The locking member extends into the receiving groove to press the wire firmly against the bottom of the wire connection portion.

[0006] According to another exemplary embodiment of the present invention, the diameter of the locking member is equal to or slightly larger than the distance between the inner walls of the two side wings of the wire connection portion.

[0007] According to another exemplary embodiment of the present invention, notches are provided on the two side wings respectively, and the two notches are opposite each other in the radial direction of the locking member, so that the locking member does not apply a radially outward force to the two side wings.

[0008] According to another exemplary embodiment of the present invention, the wire connection portion is provided with an elastic pressing member, which is adapted to elastically press the wire against the bottom of the wire connection portion.

[0009] According to another exemplary embodiment of the present invention, the elastic pressing member includes a connecting arm and an elastic arm. The connecting arm is connected to one of the side wings of the wire connection portion and faces the bottom of the wire connection portion. The elastic arm is connected to the connecting arm and extends towards the bottom of the wire connection portion.

[0010] According to another exemplary embodiment of the present invention, the retaining sleeve includes a body, the body including a top wall, a side wall, and a bottom wall. The top wall, the side wall, and the bottom wall enclose a receiving space, the receiving space at least partially accommodating the wire connection portion therein.

[0011] According to another exemplary embodiment of the present invention, the hole on the retaining sleeve is provided on the top wall of the retaining sleeve.

[0012] According to another exemplary embodiment of the present invention, the retaining sleeve further includes a support portion, which is connected to the bottom wall of the body of the retaining sleeve at the connecting end and abuts against the conductive element at the free end.

[0013] According to another exemplary embodiment of the present invention, the plug portion of the conductive member protrudes downward relative to the wire connection portion to abut against the free end of the support portion of the retaining sleeve, so that when the connection terminal is assembled to the insulating housing of the connector, the force on the wire connection portion of the connection terminal is transmitted to the plug portion of the connection terminal through the support portion.

[0014] According to another exemplary embodiment of the present invention, the insertion portion of the conductive element is a pin.

[0015] According to another exemplary embodiment of the present invention, the locking element is a screw, and the hole on the retaining sleeve is a threaded hole.

[0016] According to another exemplary embodiment of the present invention, the plug portion is provided with an elastic protrusion, the elastic protrusion being adapted to elastically abut against the insulating housing of the connector to retain the connecting terminal in the insulating housing of the connector.

[0017] According to another exemplary embodiment of the present invention, the conductive element and the retaining sleeve are respectively manufactured by a stamping process.

[0018] According to another aspect of the present invention, a connector is provided, comprising: an insulating housing having a plurality of slots axially extending through the insulating housing; and a plurality of connecting terminals inserted into and retained in corresponding slots.

[0019] According to an exemplary embodiment of the present invention, the connector further includes: an end cap, the end cap comprising a cover plate and at least a pair of side arms connected to the cover plate. The cover plate covers the rear port of the insulating housing, and the cover plate is provided with a plurality of through holes. The plurality of through holes are respectively aligned with the rear ends of the wire connection portions of the plurality of connecting terminals to allow a plurality of wires to extend from the plurality of through holes into the wire connection portions of the corresponding connecting terminals and connect with the corresponding wire connection portions. The at least a pair of side arms are provided with a snap-fit ​​structure, the snap-fit ​​structure engaging with a snap-fit ​​mating structure on the insulating housing.

[0020] According to another exemplary embodiment of the present invention, the snap-fit ​​structure is a window, and the snap-fit ​​engagement structure is a snap-fit ​​protrusion.

[0021] According to another exemplary embodiment of the present invention, the slot of the insulating housing circumferentially surrounds the insertion portion of the connecting terminal and exposes the top wall of the retaining sleeve of the connecting terminal.

[0022] According to another exemplary embodiment of the present invention, the connector further includes an axial retainer assembled to the insulating housing to apply an axial retaining force to the plurality of connection terminals.

[0023] According to another exemplary embodiment of the present invention, the axial retainer includes a clamping screw.

[0024] This invention divides a connecting terminal into an electrical transmission portion and a mechanical holding portion. The electrical transmission portion and the mechanical holding portion are formed separately and then assembled together to form the connecting terminal of this invention. According to this invention, the plug portion and the wire connection portion are integrally formed as a conductive element as the electrical transmission portion, and the screw and retaining sleeve are used as the mechanical holding portion. The conductive element and retaining sleeve of this invention's connecting terminal can be manufactured separately using a stamping process, resulting in low material and production costs. Furthermore, the connecting terminal of this invention only requires electroplating of the conductive element, thus reducing electroplating costs.

[0025] Other objects and advantages of the present invention will become apparent from the following description of the invention with reference to the accompanying drawings, and will help to provide a comprehensive understanding of the invention. Attached Figure Description

[0026] Figure 1 A perspective view of a connector according to an exemplary embodiment of this application is shown; Figure 2 show Figure 1 An exploded view of the connector in the diagram; Figure 3 show Figure 2 A further exploded view of the connector portion; Figure 4 show Figure 3 A three-dimensional schematic diagram of the connection terminals shown; Figure 5 show Figure 4 An exploded view of the connection terminals shown; Figure 6 show Figure 5 A three-dimensional schematic diagram of the conductive components of the connecting terminal shown; Figure 7 show Figure 4 The diagram shows a cross-sectional view of the connecting terminal along line AA. Figure 8 show Figure 4 The diagram shows a cross-sectional view of the connection terminal along line BB, where the retaining sleeve is omitted. Detailed Implementation

[0027] The technical solution of this utility model will be further described in detail below through embodiments and in conjunction with the accompanying drawings. In this specification, the same or similar reference numerals indicate the same or similar components. The following description of the embodiments of this utility model with reference to the accompanying drawings is intended to explain the overall inventive concept of this utility model and should not be construed as a limitation thereof.

[0028] Furthermore, in the following detailed description, numerous specific details are set forth for ease of explanation to provide a thorough understanding of the embodiments disclosed herein. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and apparatuses are illustrated to simplify the figures.

[0029] According to a general technical concept of this utility model, a connection terminal is provided, comprising: a conductive element including an integrally connected plug portion and a wire connection portion; a retaining sleeve fitted onto the wire connection portion of the conductive element, the retaining sleeve having a hole; and a locking member inserted into the hole of the retaining sleeve and connected to the retaining sleeve. The plug portion is adapted to be inserted into a mating terminal, the wire connection portion is adapted to be connected to a wire, and the locking member is adapted to press the wire into the wire connection portion to maintain the connection between the wire connection portion and the wire.

[0030] According to another general technical concept of the present invention, a connector is provided, comprising: an insulating housing having a plurality of slots axially extending through the insulating housing; and a plurality of connecting terminals inserted into and retained in the respective slots.

[0031] Figure 1This diagram shows a perspective view of a connector according to an exemplary embodiment of the present application. Figure 2 show Figure 1 An exploded view of the connector in the diagram. Figure 3 show Figure 2 A further exploded diagram of the connector portion. Figure 4 show Figure 3 A three-dimensional schematic diagram of the connection terminals shown. Figure 5 show Figure 4 An exploded view of the connection terminals shown. Figure 6 show Figure 5 A three-dimensional schematic diagram of the conductive component of the connecting terminal shown. Figure 7 show Figure 4 The diagram shows a cross-sectional view of the connecting terminal along line AA. Figure 8 show Figure 4 The diagram shows a cross-sectional view of the connection terminal along line BB, where the retaining sleeve is omitted.

[0032] like Figures 1 to 8 As shown, in an exemplary embodiment of this utility model, a connection terminal 14 is provided. The connection terminal 14 includes: a conductive member 41, including an integrally connected plug portion 411 and a wire connection portion 412; a retaining sleeve 42, fitted onto the wire connection portion 412 of the conductive member 41, the retaining sleeve 42 having a hole 427; and a locking member 43, inserted into the hole 427 of the retaining sleeve 42 and connected to the retaining sleeve 42. The plug portion 411 is adapted to be plugged into a mating terminal, the wire connection portion 412 is adapted to be connected to a wire, and the locking member 43 is adapted to press the wire into the wire connection portion 412 to maintain the connection between the wire connection portion 412 and the wire.

[0033] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the wire connector 412 includes a bottom 413 and two side wings 414 connected to both sides of the bottom 413. The bottom 413 and the two side wings 414 form a receiving groove 415 to receive the wire. A locking member 43 extends into the receiving groove 415 to press the wire onto the bottom 413 of the wire connector 412.

[0034] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the diameter of the locking member 43 is equal to or slightly larger than the distance between the inner walls of the two side wings 414 of the wire connection portion 412.

[0035] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, notches 416 are provided on the two side wings 414 respectively, and the two notches 416 are opposite to each other in the radial direction of the locking member 43, so that the locking member 43 does not apply a radially outward force to the two side wings 414.

[0036] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the wire connection portion 412 is provided with an elastic pressing member 417, which is adapted to elastically press the wire onto the bottom 413 of the wire connection portion 412.

[0037] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the elastic pressing member 417 includes a connecting arm 417a and an elastic arm 417b. The connecting arm 417a is connected to a side wing 414 of the wire connection portion 412 and faces the bottom 413 of the wire connection portion 412. The elastic arm 417b is connected to the connecting arm 417a and extends toward the bottom 413 of the wire connection portion 412.

[0038] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the retaining sleeve 42 includes a body 421, which includes a top wall 423, a side wall 425, and a bottom wall 424. The top wall 423, the side wall 425, and the bottom wall 424 form a receiving space 426, which at least partially accommodates the wire connection portion 412 therein.

[0039] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the hole 427 on the retaining sleeve 42 is provided on the top wall 423 of the retaining sleeve 42.

[0040] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the retaining sleeve 42 further includes a support portion 422, which is connected to the bottom wall 424 of the body 421 of the retaining sleeve 42 at the connecting end and abuts against the conductive member 41 at the free end.

[0041] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the insertion portion 411 of the conductive member 41 protrudes downward relative to the wire connection portion 412 to abut against the free end of the support portion 422 of the retaining sleeve 42, so that when the connection terminal 14 is assembled to the insulating housing 12 of the connector 10, the force on the wire connection portion 412 of the connection terminal 14 is transmitted to the insertion portion 411 of the connection terminal 14 through the support portion 422.

[0042] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the insertion portion 411 of the conductive member 41 is a pin.

[0043] like Figures 1 to 8As shown, in an exemplary embodiment of the present invention, the locking member 43 is a screw, and the hole 427 on the retaining sleeve 42 is a threaded hole.

[0044] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the plug portion 411 is provided with an elastic protrusion 418, which is adapted to elastically abut against the insulating housing 12 of the connector 10 to retain the connection terminal 14 in the insulating housing 12 of the connector 10.

[0045] like Figures 1 to 8 As shown, in an exemplary embodiment of this utility model, the conductive element 41 and the retaining sleeve 42 are manufactured by a stamping process.

[0046] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, a connector 10 is provided, the connector 10 including: an insulating housing 12 having a plurality of slots 21 axially penetrating the insulating housing 12; and a plurality of connecting terminals 14, the plurality of connecting terminals 14 being inserted into and held in the respective slots 21.

[0047] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the connector 10 further includes an end cap 13, which includes a cover plate 31 and at least a pair of side arms 32 connected to the cover plate 31. The cover plate 31 covers the rear port 12a of the insulating housing 12, and the cover plate 31 is provided with a plurality of through holes 33. The plurality of through holes 33 are respectively aligned with the rear ends of the wire connection portions 412 of a plurality of connecting terminals 14, so as to allow a plurality of wires to extend from the plurality of through holes 33 into the wire connection portions 412 of the corresponding connecting terminals 14 and connect with the corresponding wire connection portions 412. At least a pair of side arms 32 are provided with a snap-fit ​​structure 34, which snaps into the snap-fit ​​engagement structure 22 on the insulating housing 12.

[0048] like Figures 1 to 8 As shown, in an exemplary embodiment of this utility model, the snap-fit ​​structure 34 is a window, and the snap-fit ​​mating structure 22 is a snap-fit ​​protrusion.

[0049] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the slot 21 of the insulating housing 12 circumferentially surrounds the insertion portion 411 of the connecting terminal 14 and exposes the top wall 423 of the retaining sleeve 42 of the connecting terminal 14.

[0050] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the connector 10 further includes an axial retainer 11, assembled to the insulating housing 12, to apply an axial retaining force to the plurality of connecting terminals 14.

[0051] like Figures 1 to 8 As shown, in an exemplary embodiment of the present invention, the axial retainer 11 includes a clamping screw.

[0052] Those skilled in the art will understand that the embodiments described above are exemplary and can be improved upon. The structures described in the various embodiments can be freely combined without causing structural or principle conflicts, and these changes should fall within the protection scope of this utility model.

[0053] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation thereof.

[0054] While some embodiments of the general concept of this utility model have been shown and described, those skilled in the art will understand that changes may be made to these embodiments without departing from the principles and spirit of the general concept of this utility model, the scope of which is defined by the claims and their equivalents.

[0055] It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude multiple elements. Furthermore, any reference numerals in the claims should not be construed as limiting the scope of this invention.

Claims

1. A connecting terminal, characterized in that, include: The conductive component (41) includes an integrally connected plug portion (411) and a wire connection portion (412). A retaining sleeve (42) is fitted onto the wire connection portion (412) of the conductive element (41), and the retaining sleeve (42) has a hole (427); and The locking element (43) is inserted into the hole (427) of the retaining sleeve (42) and connected to the retaining sleeve (42); The plug portion (411) is adapted to be plugged into a mating terminal, the wire connection portion (412) is adapted to be connected to a wire, and the locking member (43) is adapted to press the wire into the wire connection portion (412) to maintain the connection between the wire connection portion (412) and the wire.

2. The connection terminal according to claim 1, characterized in that, The wire connection portion (412) includes a bottom (413) and two side wings (414) connected to both sides of the bottom (413). The bottom (413) and the two side wings (414) form a receiving groove (415) to receive the wire. The locking member (43) extends into the receiving groove (415) to press the wire onto the bottom (413) of the wire connection (412).

3. The connecting terminal according to claim 2, characterized in that, The diameter of the locking member (43) is equal to or slightly larger than the distance between the inner walls of the two side wings (414) of the wire connection (412).

4. The connecting terminal according to claim 3, characterized in that, The two side wings (414) are provided with notches (416) respectively, and the two notches (416) are opposite each other in the radial direction of the locking member (43), so that the locking member (43) does not apply a radially outward force to the two side wings (414).

5. The connecting terminal according to claim 2, characterized in that, The wire connection part (412) is provided with an elastic pressing member (417), which is adapted to elastically press the wire onto the bottom (413) of the wire connection part (412).

6. The connecting terminal according to claim 5, characterized in that, The elastic pressing member (417) includes a connecting arm (417a) and an elastic arm (417b), the connecting arm (417a) being connected to one of the side wings (414) of the wire connection portion (412) and facing the bottom (413) of the wire connection portion (412), and the elastic arm (417b) being connected to the connecting arm (417a) and extending toward the bottom (413) of the wire connection portion (412).

7. The connecting terminal according to claim 1, characterized in that, The retaining sleeve (42) includes a body (421), which includes a top wall (423), a side wall (425), and a bottom wall (424). The top wall (423), the side wall (425), and the bottom wall (424) form a receiving space (426) that at least partially accommodates the wire connection portion (412).

8. The connecting terminal according to claim 7, characterized in that, The hole (427) on the retaining sleeve (42) is provided on the top wall (423) of the retaining sleeve (42).

9. The connecting terminal according to claim 7, characterized in that, The retaining sleeve (42) further includes a support (422), which is connected to the bottom wall (424) of the body (421) of the retaining sleeve (42) at the connecting end and abuts against the conductive element (41) at the free end.

10. The connecting terminal according to claim 9, characterized in that, The insertion portion (411) of the conductive element (41) protrudes downward relative to the wire connection portion (412) to abut against the free end of the support portion (422) of the retaining sleeve (42), so that when the connecting terminal (14) is assembled to the insulating housing (12) of the connector (10), the force on the wire connection portion (412) of the connecting terminal (14) is transmitted to the insertion portion (411) of the connecting terminal (14) through the support portion (422).

11. The connection terminal according to claim 1, characterized in that, The insertion part (411) of the conductive element (41) is a pin.

12. The connection terminal according to claim 1, characterized in that, The locking element (43) is a screw, and the hole (427) on the retaining sleeve (42) is a threaded hole.

13. The connection terminal according to claim 1, characterized in that, The plug portion (411) is provided with an elastic tab (418), which is adapted to elastically abut against the insulating housing (12) of the connector (10) to retain the connecting terminal (14) in the insulating housing (12) of the connector (10).

14. The connection terminal according to claim 1, characterized in that, The conductive element (41) and the retaining sleeve (42) are manufactured by stamping process.

15. A connector, characterized in that, include: The insulating housing (12) has several slots (21) that extend axially through the insulating housing (12). and According to any one of claims 1-14, the plurality of connecting terminals (14) are inserted into and held in the respective slots (21).

16. The connector according to claim 15, characterized in that... The connector also includes: End cap (13), the end cap (13) includes a cover plate (31) and at least a pair of side arms (32) connected to the cover plate (31). The cover plate (31) covers the rear port (12a) of the insulating housing (12), and the cover plate (31) is provided with several through holes (33). The several through holes (33) are respectively aligned with the rear ends of the wire connection portions (412) of the plurality of connecting terminals (14), so as to allow several wires to extend from the several through holes (33) into the wire connection portions (412) of the corresponding connecting terminals (14) and connect with the corresponding wire connection portions (412); and The at least one pair of side arms (32) are provided with a snap-fit ​​structure (34), which snaps with the snap-fit ​​structure (34) and the snap-fit ​​engagement structure (22) on the insulating shell (12).

17. The connector according to claim 16, characterized in that, The snap-fit ​​structure (34) is a window, and the snap-fit ​​mating structure (22) is a snap-fit ​​protrusion.

18. The connector according to claim 15, characterized in that, The slot (21) of the insulating housing (12) circumferentially surrounds the insertion portion (411) of the connecting terminal (14) and exposes the top wall (423) of the retaining sleeve (42) of the connecting terminal (14).

19. The connector according to claim 15, characterized in that... The connector also includes: An axial retainer (11) is assembled to the insulating housing (12) to apply an axial retaining force to the plurality of connecting terminals (14).

20. The connector according to claim 19, characterized in that, The axial retainer (11) includes a clamping screw.

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