Terminal, electrical connection module and connector

Abstract

The utility model discloses a terminal, an electric connection module and a connector. The terminal comprises a matching part which is used for being matched with a matching terminal and comprises a top wall and a bottom wall which are opposite in the height direction of the matching part and a pair of side walls which are opposite in the transverse direction of the matching part; the guide plate is connected with one side of the top wall, extends in the longitudinal direction of the matching part and is used for guiding the terminal to be inserted into a terminal jack of a connector shell in a correct direction, and a step part suitable for abutting against a secondary lock of the connector is formed at the rear end of the matching part. The secondary lock is arranged on the top wall of the matching part, so that the terminal can be locked in the terminal jack by the secondary lock, the guide plate is positioned above the top wall and is vertical to the top wall, and the rear end of one side wall positioned on one side of the top wall is jointed with the rear end of the guide plate and / or the rear end of the top wall, so that the structural strength of the rear end of the matching part is enhanced; therefore, the terminal can be reliably locked in the housing by the secondary lock.

Description

Technical Field

[0001] The utility model relates to a terminal, comprising an electrical connection module of the terminal and an electrical connector comprising the electrical connection module. Background Art

[0002] In the prior art, the connector generally includes a housing, a terminal and a secondary lock. A terminal insertion hole is formed in the housing, and the terminal is inserted into the terminal insertion hole. A secondary lock slot is also formed on the housing, and the secondary lock is inserted into the secondary lock slot. The secondary lock installed in the housing abuts against the step portion at the rear end of the mating part of the terminal to lock the terminal in the housing. The rear end of the existing mating part is an annular structure with one side open, which has poor strength and is prone to deformation, which also causes the terminal to easily detach from the secondary lock. Utility Model Content

[0003] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0004] According to one aspect of the utility model, a terminal is provided. The terminal comprises: a mating portion, which is used to mate with a mating terminal, and comprises a top wall and a bottom wall opposite to each other in the height direction thereof and a pair of side walls opposite to each other in the transverse direction thereof; and a guide plate, which is connected to one side of the top wall and extends in the longitudinal direction of the mating portion, and is used to guide the terminal to be inserted into the terminal insertion hole of the connector housing in the correct orientation, a step portion suitable for abutting against a secondary lock of the connector is formed at the rear end of the mating portion, so that the terminal can be locked in the terminal insertion hole by the secondary lock, the guide plate is located above the top wall and perpendicular to the top wall, and a rear end of a side wall located on one side of the top wall is engaged with the rear end of the guide plate and / or the rear end of the top wall to enhance the structural strength of the rear end of the mating portion.

[0005] According to an exemplary embodiment of the utility model, a snap is formed on the rear end of the one side wall, the snap protrudes upward from the upper side edge of the one side wall, and a slot is formed on the rear end of the guide plate, the snap is locked into the slot to join the rear end of the one side wall with the rear end of the guide plate.

[0006] According to another exemplary embodiment of the utility model, the buckle and the slot are rectangular, a coupling hole is formed on the buckle, and a coupling column is formed on one side of the rear end of the top wall, and the coupling column is inserted into the coupling hole to couple the rear end of one side wall with the rear end of the top wall.

[0007] According to another exemplary embodiment of the utility model, the buckle and the slot are L-shaped, T-shaped or Ω-shaped, so that the buckle and the slot locked together cannot be separated in the longitudinal and height directions of the matching part.

[0008] According to another exemplary embodiment of the utility model, the terminal further includes: a locking spring connected to the front end of the top wall and extending obliquely upward and backward, for engaging with the hole wall of the terminal socket to lock the terminal in the terminal socket.

[0009] According to another exemplary embodiment of the present invention, an opening is formed on the top wall of the mating portion, and the locking spring is suspended in the opening to allow the locking spring to elastically move in the height direction of the mating portion.

[0010] According to another exemplary embodiment of the utility model, the top wall, the bottom wall and a pair of side walls of the mating part define an insertion cavity for inserting the mating terminal; and the bottom wall is connected between the lower sides of the pair of side walls, and the other side of the top wall is connected to the upper side of the other side wall.

[0011] According to another exemplary embodiment of the utility model, the terminal also includes: an elastic cantilever, which is located in the insertion cavity of the mating part and whose fixed end is connected to the inner side of the front end of one of the pair of side walls, and the elastic cantilever is used to electrically contact the mating terminal inserted into the insertion cavity of the mating part.

[0012] According to another exemplary embodiment of the utility model, the free end of the elastic cantilever abuts against the inner side of the rear end of the top wall, and a first electrical contact is formed on the elastic cantilever, and the first electrical contact is used to electrically contact one side of the inserted mating terminal.

[0013] According to another exemplary embodiment of the present invention, the elastic cantilever is V-shaped, and includes a first arm portion extending between the fixed end and the first electrical contact and a second arm portion extending between the free end and the first electrical contact.

[0014] According to another exemplary embodiment of the present invention, two protruding second electrical contacts are formed on the inner side of the bottom wall of the mating portion, and the two second electrical contacts are used to electrically contact one side of the inserted mating terminal at the same time.

[0015] According to another exemplary embodiment of the present utility model, the two second electrical contacts are spaced apart in a longitudinal direction of the mating portion, and the first electrical contact is located between the two second electrical contacts.

[0016] According to another exemplary embodiment of the present utility model, the terminal further includes: a crimping portion for crimping onto a cable, wherein the crimping portion is connected to a rear end of the mating portion and extends rearward.

[0017] According to another exemplary embodiment of the utility model, the crimping portion includes: a first crimping portion for crimping onto the conductor core of the cable; and a second crimping portion for crimping onto the outer covering of the cable, the first crimping portion being located between the mating portion and the second crimping portion.

[0018] According to another exemplary embodiment of the present invention, the terminal is an integral stamped part.

[0019] According to another aspect of the present invention, an electrical connection module is provided, comprising: the aforementioned terminal; and a cable, one end of which is electrically connected to the terminal.

[0020] According to another aspect of the utility model, a connector is provided. The connector comprises: a connector housing having a terminal insertion hole extending in the longitudinal direction thereof and a secondary lock insertion slot extending in the transverse direction thereof and communicating with the terminal insertion hole; the aforementioned terminal or electrical connection module, which is inserted into the terminal insertion hole; and a secondary lock, which is inserted into the secondary lock insertion slot and abuts against a step portion at the rear end of the mating portion of the terminal in the longitudinal direction to lock the terminal in the terminal insertion hole.

[0021] According to an exemplary embodiment of the utility model, a guide groove extending longitudinally thereof is formed on the housing, and the guide groove is used to cooperate with the guide plate on the terminal to guide the terminal to be inserted into the terminal insertion hole of the connector housing in the correct orientation.

[0022] According to another exemplary embodiment of the utility model, a plurality of terminal insertion holes are formed in the connector housing, and the secondary lock slot is connected to the plurality of terminal insertion holes; the connector includes a plurality of terminals, and the plurality of terminals are respectively inserted into the plurality of terminal insertion holes, and the secondary lock is suitable for abutting against the plurality of terminals at the same time to lock the plurality of terminals in the terminal insertion holes at the same time.

[0023] In the aforementioned various exemplary embodiments according to the utility model, the rear end of a side wall of the mating part of the terminal is engaged with the rear end of the guide plate and / or the rear end of the top wall, so that the rear end of the mating part has a circumferentially closed annular structure, thereby enhancing the structural strength of the rear end of the mating part, so that the terminal can be reliably locked in the shell by the secondary lock.

[0024] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional schematic diagram showing a terminal according to an exemplary embodiment of the utility model when viewed from one side;

[0026] Figure 2 A perspective schematic diagram showing a terminal according to an exemplary embodiment of the utility model when viewed from another side;

[0027] Figure 3 A longitudinal cross-sectional view showing a terminal according to an exemplary embodiment of the present utility model;

[0028] Figure 4 A three-dimensional schematic diagram showing a connector according to an exemplary embodiment of the utility model;

[0029] Figure 5 An exploded schematic diagram showing a connector according to an exemplary embodiment of the present utility model;

[0030] Figure 6 A perspective schematic diagram showing a terminal according to another exemplary embodiment of the present utility model when viewed from one side;

[0031] Figure 7 A perspective schematic diagram showing a terminal according to another exemplary embodiment of the present utility model when viewed from another side;

[0032] Figure 8 A longitudinal cross-sectional view showing a terminal according to another exemplary embodiment of the present utility model;

[0033] Fig. 9 A three-dimensional schematic diagram showing a connector according to another exemplary embodiment of the utility model;

[0034] Fig.10 An exploded schematic diagram of a connector according to another exemplary embodiment of the present invention is shown. DETAILED DESCRIPTION

[0035] The technical solution of the utility model is further specifically described below through examples and in combination with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the implementation mode of the utility model with reference to the accompanying drawings is intended to explain the overall utility model concept of the utility model, and should not be understood as a limitation of the utility model.

[0036] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0037] According to an overall technical concept of the utility model, a terminal is provided. The terminal comprises: a mating portion, which is used to mate with a mating terminal, and comprises a top wall and a bottom wall opposite in the height direction thereof and a pair of side walls opposite in the transverse direction thereof; and a guide plate, which is connected to one side of the top wall and extends in the longitudinal direction of the mating portion, and is used to guide the terminal to be inserted into the terminal insertion hole of the connector housing in the correct orientation, a step portion suitable for abutting against a secondary lock of the connector is formed at the rear end of the mating portion, so that the terminal can be locked in the terminal insertion hole by the secondary lock, the guide plate is located above the top wall and perpendicular to the top wall, and a rear end of a side wall located on one side of the top wall is engaged with a rear end of the guide plate and / or a rear end of the top wall to enhance the structural strength of the rear end of the mating portion.

[0038] According to another general technical concept of the present invention, an electrical connection module is provided, which includes: the aforementioned terminal; and a cable, one end of which is electrically connected to the terminal.

[0039] According to another general technical concept of the utility model, a connector is provided. The connector comprises: a connector housing having a terminal insertion hole extending in the longitudinal direction thereof and a secondary lock slot extending in the transverse direction thereof and communicating with the terminal insertion hole; the aforementioned terminal or electrical connection module, which is inserted into the terminal insertion hole; and a secondary lock, which is inserted into the secondary lock slot and abuts against a step portion at the rear end of the mating portion of the terminal in the longitudinal direction to lock the terminal in the terminal insertion hole.

[0040] First embodiment

[0041] Figures 1 to 5 The first embodiment of the present invention is shown, wherein: Figure 1 A three-dimensional schematic diagram showing a terminal 1 according to an exemplary embodiment of the utility model when viewed from one side; Figure 2 A three-dimensional schematic diagram showing a terminal 1 according to an exemplary embodiment of the utility model when viewed from another side; Figure 3 A longitudinal cross-sectional view showing a terminal 1 according to an exemplary embodiment of the present utility model; Figure 4 A three-dimensional schematic diagram showing a connector according to an exemplary embodiment of the utility model; Figure 5 An exploded schematic diagram of a connector according to an exemplary embodiment of the present utility model is shown.

[0042] like Figures 1 to 5 As shown, in an exemplary embodiment of the utility model, a terminal 1 is disclosed. The terminal 1 includes: a mating portion 10 and a guide plate 14. The mating portion 10 is used to mate with a mating terminal (not shown), and the mating portion 10 includes a top wall 11 and a bottom wall 12 opposite to each other in its height direction Z and a pair of side walls 13 opposite to each other in its transverse direction X. The guide plate 14 is connected to one side of the top wall 11 and extends along the longitudinal direction Y of the mating portion 10, and is used to guide the terminal 1 to be inserted into the terminal insertion hole 301 of the connector housing 3 in the correct orientation.

[0043] like Figures 1 to 5 As shown, in the illustrated embodiment, a step portion 10a adapted to abut against the secondary lock 4 of the connector is formed at the rear end of the mating portion 10, so that the terminal 1 can be locked in the terminal insertion hole 301 by the secondary lock 4. The guide plate 14 is located above the top wall 11 and is perpendicular to the top wall 11, and the rear end of a side wall 13 located on one side of the top wall 11 is engaged with the rear end of the guide plate 14 and / or the rear end of the top wall 11 to enhance the structural strength of the rear end of the mating portion 10.

[0044] like Figures 1 to 5 As shown, in the illustrated embodiment, a buckle 13a is formed on the rear end of one side wall 13, the buckle 13a protrudes upward from the upper side edge of one side wall 13, and a slot 14a is formed on the rear end of the guide plate 14, and the buckle 13a is locked into the slot 14a to join the rear end of one side wall 13 with the rear end of the guide plate 14.

[0045] like Figures 1 to 5 As shown, in the illustrated embodiment, the buckle 13a and the slot 14a are rectangular, a coupling hole 13b is formed on the buckle 13a, and a coupling column 11b is formed on one side of the rear end of the top wall 11, and the coupling column 11b is inserted into the coupling hole 13b to couple the rear end of a side wall 13 with the rear end of the top wall 11.

[0046] like Figures 1 to 5 As shown, in the illustrated embodiment, the terminal 1 also includes a locking spring 15, which is connected to the front end of the top wall 11 and extends obliquely upward and backward, and is used to engage with the hole wall of the terminal socket 301 to lock the terminal 1 in the terminal socket 301.

[0047] like Figures 1 to 5 As shown, in the illustrated embodiment, an opening 102 is formed on the top wall 11 of the mating portion 10 , and the locking spring 15 is suspended in the opening 102 to allow the locking spring 15 to elastically move in the height direction Z of the mating portion 10 .

[0048] like Figures 1 to 5As shown, in the illustrated embodiment, the top wall 11, the bottom wall 12 and the pair of side walls 13 of the mating portion 10 define an insertion cavity 101 for inserting the mating terminal. The bottom wall 12 is connected between the lower sides of the pair of side walls 13, and the other side of the top wall 11 is connected to the upper side of the other side wall 13.

[0049] like Figures 1 to 5 As shown, in the illustrated embodiment, the terminal 1 further includes an elastic cantilever 16, which is located in the insertion cavity 101 of the mating portion 10 and whose fixed end 16a is connected to the inner side of the front end of one of the pair of side walls 13. The elastic cantilever 16 is used to electrically contact the mating terminal inserted into the insertion cavity 101 of the mating portion 10.

[0050] like Figures 1 to 5 As shown, in the illustrated embodiment, the free end 16b of the elastic cantilever 16 abuts against the inner side of the rear end of the top wall 11, and a first electrical contact 16c is formed on the elastic cantilever 16, and the first electrical contact 16c is used to electrically contact one side of the inserted mating terminal.

[0051] like Figures 1 to 5 As shown, in the illustrated embodiment, the elastic cantilever 16 is V-shaped, including a first arm portion 161 extending between the fixed end 16a and the first electrical contact 16c and a second arm portion 162 extending between the free end 16b and the first electrical contact 16c.

[0052] like Figures 1 to 5 As shown, in the illustrated embodiment, two protruding second electrical contacts 12c are formed on the inner side of the bottom wall 12 of the mating portion 10, and the two second electrical contacts 12c are used to electrically contact with one side of the inserted mating terminal at the same time.

[0053] like Figures 1 to 5 As shown, in the illustrated embodiment, the two second electrical contacts 12c are spaced apart in the longitudinal direction Y of the mating portion 10, and the first electrical contact 16c is located between the two second electrical contacts 12c.

[0054] like Figures 1 to 5 As shown, in the illustrated embodiment, the terminal 1 further includes a crimping portion 19, which is used to be crimped onto the cable 2. The crimping portion 19 is connected to the rear end of the mating portion 10 and extends backwards.

[0055] like Figures 1 to 5 As shown, in the illustrated embodiment, the crimping portion 19 includes: a first crimping portion 191 and a second crimping portion 192. The first crimping portion 191 is used to be crimped onto the conductor core 21 of the cable 2. The second crimping portion 192 is used to be crimped onto the outer covering 22 of the cable 2. The first crimping portion 19 is located between the mating portion 10 and the second crimping portion 192.

[0056] like Figures 1 to 5As shown, in the illustrated embodiment, the terminal 1 is an integral stamped part.

[0057] like Figures 1 to 5 As shown, in another exemplary embodiment of the present invention, an electrical connection module is also disclosed. The electrical connection module includes: a terminal 1 and a cable 2. One end of the cable 2 is electrically connected to the terminal 1.

[0058] like Figures 1 to 5 As shown, in another exemplary embodiment of the utility model, a connector is also disclosed. The connector includes: a connector housing 3, a secondary lock 4 and the aforementioned terminal 1 or electrical connection module. The connector housing 3 has a terminal insertion hole 301 extending along its longitudinal direction Y and a secondary lock slot 31 extending along its transverse direction X and communicating with the terminal insertion hole 301. The terminal 1 or the electrical connection module is inserted into the terminal insertion hole 301. The secondary lock 4 is inserted into the secondary lock slot 31 and abuts against the step portion 10a at the rear end of the mating portion 10 of the terminal 1 along the longitudinal direction Y to lock the terminal 1 in the terminal insertion hole 301.

[0059] like Figures 1 to 5 As shown, in the illustrated embodiment, a guide groove extending along the longitudinal direction Y is formed on the housing, and the guide groove is used to cooperate with the guide plate 14 on the terminal 1 to guide the terminal 1 to be inserted into the terminal insertion hole 301 of the connector housing 3 in the correct orientation.

[0060] like Figures 1 to 5 As shown, in the illustrated embodiment, a plurality of terminal insertion holes 301 are formed in the connector housing 3, and the secondary lock slot 31 is connected to the plurality of terminal insertion holes 301. The connector includes a plurality of terminals 1, and the plurality of terminals 1 are respectively inserted into the plurality of terminal insertion holes 301, and the secondary lock 4 is adapted to abut against the plurality of terminals 1 at the same time to lock the plurality of terminals 1 in the terminal insertion holes 301 at the same time.

[0061] Second embodiment

[0062] Figures 6 to 10 A second embodiment of the present invention is shown, wherein: Figure 6 A perspective schematic diagram showing a terminal 1 according to another exemplary embodiment of the present utility model when viewed from one side; Figure 7 A three-dimensional schematic diagram showing a terminal 1 according to another exemplary embodiment of the present utility model when viewed from another side; Figure 8 A longitudinal cross-sectional view showing a terminal 1 according to another exemplary embodiment of the present utility model; Fig. 9 A three-dimensional schematic diagram showing a connector according to another exemplary embodiment of the utility model; Fig.10 An exploded schematic diagram of a connector according to another exemplary embodiment of the present invention is shown.

[0063] like Figures 6 to 10 As shown, in an exemplary embodiment of the utility model, a terminal 1 is disclosed. The terminal 1 includes: a mating portion 10 and a guide plate 14. The mating portion 10 is used to mate with a mating terminal (not shown), and the mating portion 10 includes a top wall 11 and a bottom wall 12 opposite to each other in its height direction Z and a pair of side walls 13 opposite to each other in its transverse direction X. The guide plate 14 is connected to one side of the top wall 11 and extends along the longitudinal direction Y of the mating portion 10, and is used to guide the terminal 1 to be inserted into the terminal insertion hole 301 of the connector housing 3 in the correct orientation.

[0064] like Figures 6 to 10 As shown, in the illustrated embodiment, a step portion 10a adapted to abut against the secondary lock 4 of the connector is formed at the rear end of the mating portion 10, so that the terminal 1 can be locked in the terminal insertion hole 301 by the secondary lock 4. The guide plate 14 is located above the top wall 11 and is perpendicular to the top wall 11, and the rear end of a side wall 13 located on one side of the top wall 11 is engaged with the rear end of the guide plate 14 and / or the rear end of the top wall 11 to enhance the structural strength of the rear end of the mating portion 10.

[0065] like Figures 6 to 10 As shown, in the illustrated embodiment, a buckle 13a is formed on the rear end of one side wall 13, the buckle 13a protrudes upward from the upper side edge of one side wall 13, and a slot 14a is formed on the rear end of the guide plate 14, and the buckle 13a is locked into the slot 14a to join the rear end of one side wall 13 with the rear end of the guide plate 14.

[0066] like Figures 6 to 10 As shown, in the illustrated embodiment, the buckle 13a and the slot 14a are L-shaped, T-shaped or Ω-shaped, so that the buckle 13a and the slot 14a locked together cannot be separated in the longitudinal direction Y and the height direction Z of the matching part 10.

[0067] like Figures 6 to 10 As shown, in the illustrated embodiment, the terminal 1 also includes a locking spring 15, which is connected to the front end of the top wall 11 and extends obliquely upward and backward, and is used to engage with the hole wall of the terminal socket 301 to lock the terminal 1 in the terminal socket 301.

[0068] like Figures 6 to 10 As shown, in the illustrated embodiment, an opening 102 is formed on the top wall 11 of the mating portion 10 , and the locking spring 15 is suspended in the opening 102 to allow the locking spring 15 to elastically move in the height direction Z of the mating portion 10 .

[0069] like Figures 6 to 10As shown, in the illustrated embodiment, the top wall 11, the bottom wall 12 and the pair of side walls 13 of the mating portion 10 define an insertion cavity 101 for inserting the mating terminal. The bottom wall 12 is connected between the lower sides of the pair of side walls 13, and the other side of the top wall 11 is connected to the upper side of the other side wall 13.

[0070] like Figures 6 to 10 As shown, in the illustrated embodiment, the terminal 1 further includes an elastic cantilever 16, which is located in the insertion cavity 101 of the mating portion 10 and whose fixed end 16a is connected to the inner side of the front end of one of the pair of side walls 13. The elastic cantilever 16 is used to electrically contact the mating terminal inserted into the insertion cavity 101 of the mating portion 10.

[0071] like Figures 6 to 10 As shown, in the illustrated embodiment, the free end 16b of the elastic cantilever 16 abuts against the inner side of the rear end of the top wall 11, and a first electrical contact 16c is formed on the elastic cantilever 16, and the first electrical contact 16c is used to electrically contact one side of the inserted mating terminal.

[0072] like Figures 6 to 10 As shown, in the illustrated embodiment, the elastic cantilever 16 is V-shaped, including a first arm portion 161 extending between the fixed end 16a and the first electrical contact 16c and a second arm portion 162 extending between the free end 16b and the first electrical contact 16c.

[0073] like Figures 6 to 10 As shown, in the illustrated embodiment, two protruding second electrical contacts 12c are formed on the inner side of the bottom wall 12 of the mating portion 10, and the two second electrical contacts 12c are used to electrically contact with one side of the inserted mating terminal at the same time.

[0074] like Figures 6 to 10 As shown, in the illustrated embodiment, the two second electrical contacts 12c are spaced apart in the longitudinal direction Y of the mating portion 10, and the first electrical contact 16c is located between the two second electrical contacts 12c.

[0075] like Figures 6 to 10 As shown, in the illustrated embodiment, the terminal 1 further includes a crimping portion 19, which is used to be crimped onto the cable 2. The crimping portion 19 is connected to the rear end of the mating portion 10 and extends backwards.

[0076] like Figures 6 to 10 As shown, in the illustrated embodiment, the crimping portion 19 includes: a first crimping portion 191 and a second crimping portion 192. The first crimping portion 191 is used to be crimped onto the conductor core 21 of the cable 2. The second crimping portion 192 is used to be crimped onto the outer covering 22 of the cable 2. The first crimping portion 19 is located between the mating portion 10 and the second crimping portion 192.

[0077] like Figures 6 to 10As shown, in the illustrated embodiment, the terminal 1 is an integral stamped part.

[0078] like Figures 6 to 10 As shown, in another exemplary embodiment of the present invention, an electrical connection module is also disclosed. The electrical connection module includes: a terminal 1 and a cable 2. One end of the cable 2 is electrically connected to the terminal 1.

[0079] like Figures 6 to 10 As shown, in another exemplary embodiment of the utility model, a connector is also disclosed. The connector includes: a connector housing 3, a secondary lock 4 and the aforementioned terminal 1 or electrical connection module. The connector housing 3 has a terminal insertion hole 301 extending along its longitudinal direction Y and a secondary lock slot 31 extending along its transverse direction X and communicating with the terminal insertion hole 301. The terminal 1 or the electrical connection module is inserted into the terminal insertion hole 301. The secondary lock 4 is inserted into the secondary lock slot 31 and abuts against the step portion 10a at the rear end of the mating portion 10 of the terminal 1 along the longitudinal direction Y to lock the terminal 1 in the terminal insertion hole 301.

[0080] like Figures 6 to 10 As shown, in the illustrated embodiment, a guide groove extending along the longitudinal direction Y is formed on the housing, and the guide groove is used to cooperate with the guide plate 14 on the terminal 1 to guide the terminal 1 to be inserted into the terminal insertion hole 301 of the connector housing 3 in the correct orientation.

[0081] like Figures 6 to 10 As shown, in the illustrated embodiment, a plurality of terminal insertion holes 301 are formed in the connector housing 3, and the secondary lock slot 31 is connected to the plurality of terminal insertion holes 301. The connector includes a plurality of terminals 1, and the plurality of terminals 1 are respectively inserted into the plurality of terminal insertion holes 301, and the secondary lock 4 is adapted to abut against the plurality of terminals 1 at the same time to lock the plurality of terminals 1 in the terminal insertion holes 301 at the same time.

[0082] Those skilled in the art will appreciate that the embodiments described above are exemplary and can be improved upon by those skilled in the art. The structures described in the various embodiments can be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present utility model.

[0083] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementation modes of the present invention and should not be construed as limiting the present invention.

[0084] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined by the claims and their equivalents.

[0085] It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. In addition, any element number of the claims should not be construed as limiting the scope of the present invention.

Claims

1. A terminal, characterized in that: include: A mating portion (10) is used to mate with a mating terminal, comprising a top wall (11) and a bottom wall (12) opposite to each other in its height direction (Z) and a pair of side walls (13) opposite to each other in its transverse direction (X); and a guide plate (14) connected to one side of the top wall (11) and extending along the longitudinal direction (Y) of the mating portion (10), for guiding the terminal (1) to be inserted into the terminal insertion hole (301) of the connector housing (3) in a correct orientation, A step portion (10a) is formed at the rear end of the mating portion (10) and is suitable for abutting against the secondary lock (4) of the connector, so that the terminal (1) can be locked in the terminal insertion hole (301) by the secondary lock (4). The guide plate (14) is located above the top wall (11) and is perpendicular to the top wall (11), and the rear end of a side wall (13) located on one side of the top wall (11) is engaged with the rear end of the guide plate (14) and / or the rear end of the top wall (11) to enhance the structural strength of the rear end of the mating portion (10).

2. The terminal according to claim 1, characterized in that: A buckle (13a) is formed on the rear end of the one side wall (13), and the buckle (13a) protrudes upward from the upper side edge of the one side wall (13). A slot (14a) is formed on the rear end of the guide plate (14), and the buckle (13a) is locked into the slot (14a) to join the rear end of the one side wall (13) with the rear end of the guide plate (14).

3. The terminal according to claim 2, characterized in that: The buckle (13a) and the clamping groove (14a) are rectangular, a coupling hole (13b) is formed on the buckle (13a), a coupling column (11b) is formed on one side of the rear end of the top wall (11), and the coupling column (11b) is inserted into the coupling hole (13b) to couple the rear end of the one side wall (13) with the rear end of the top wall (11).

4. The terminal according to claim 2, characterized in that: The buckle (13a) and the slot (14a) are L-shaped, T-shaped or Ω-shaped, so that the buckle (13a) and the slot (14a) locked together cannot be separated in the longitudinal direction (Y) and height direction (Z) of the matching part (10).

5. The terminal according to claim 1, characterized in that: Also includes: A locking spring (15) is connected to the front end of the top wall (11) and extends obliquely upward and backward, and is used to engage with the hole wall of the terminal insertion hole (301) to lock the terminal (1) in the terminal insertion hole (301).

6. The terminal according to claim 5, characterized in that: An opening (102) is formed on the top wall (11) of the mating portion (10), and the locking spring piece (15) is suspended in the opening (102) to allow the locking spring piece (15) to elastically move in the height direction (Z) of the mating portion (10).

7. The terminal according to claim 1, characterized in that: The top wall (11), the bottom wall (12) and a pair of side walls (13) of the mating portion (10) define an insertion cavity (101) for inserting the mating terminal; and The bottom wall (12) is connected between the lower sides of the pair of side walls (13), and the other side of the top wall (11) is connected to the upper side of the other side wall (13).

8. The terminal according to claim 7, characterized in that: Also includes: an elastic cantilever (16) located in the insertion cavity (101) of the mating portion (10) and having a fixed end (16a) connected to the inner side of the front end of one of the pair of side walls (13), The elastic cantilever (16) is used to electrically contact a mating terminal inserted into an insertion cavity (101) of the mating portion (10).

9. The terminal according to claim 8, characterized in that: The free end (16b) of the elastic cantilever (16) abuts against the inner side of the rear end of the top wall (11), and a first electrical contact (16c) is formed on the elastic cantilever (16), and the first electrical contact (16c) is used to electrically contact one side of the inserted mating terminal.

10. The terminal according to claim 9, characterized in that: The elastic cantilever (16) is V-shaped, and comprises a first arm portion (161) extending between the fixed end (16a) and the first electrical contact (16c), and a second arm portion (162) extending between the free end (16b) and the first electrical contact (16c).

11. The terminal according to claim 9, characterized in that: Two protruding second electrical contacts (12c) are formed on the inner side of the bottom wall (12) of the mating portion (10), and the two second electrical contacts (12c) are used to electrically contact one side of an inserted mating terminal at the same time.

12. The terminal according to claim 11, characterized in that: The two second electrical contacts (12c) are spaced apart in the longitudinal direction (Y) of the mating portion (10), and the first electrical contact (16c) is located between the two second electrical contacts (12c).

13. The terminal according to claim 1, characterized in that: Also includes: The crimping portion (19) is used for crimping onto the cable (2). The crimping portion (19) is connected to the rear end of the mating portion (10) and extends rearward.

14. The terminal according to claim 13, characterized in that: The crimping portion (19) comprises: A first crimping portion (191) for crimping onto a conductor core (21) of the cable (2); and The second crimping portion (192) is used for crimping onto the outer covering layer (22) of the cable (2). The first crimping portion (191) is located between the mating portion (10) and the second crimping portion (192).

15. The terminal according to any one of claims 1 to 14, characterized in that: The terminal (1) is an integral stamped part.

16. An electrical connection module, characterized in that: include: The terminal (1) according to any one of claims 1 to 15; and A cable (2) has one end electrically connected to the terminal (1).

17. A connector, characterized in that: include: A connector housing (3) having a terminal insertion hole (301) extending in its longitudinal direction (Y) and a secondary lock insertion slot (31) extending in its transverse direction (X) and communicating with the terminal insertion hole (301); The terminal (1) according to any one of claims 1 to 15 or the electrical connection module according to claim 16 is inserted into the terminal insertion hole (301); and A secondary lock (4) is inserted into the secondary lock slot (31) and abuts against the step portion (10a) at the rear end of the mating portion (10) of the terminal (1) along the longitudinal direction (Y) to lock the terminal (1) in the terminal insertion hole (301).

18. The connector according to claim 17, characterized in that: A guide groove extending along the longitudinal direction (Y) is formed on the housing, and the guide groove is used to cooperate with a guide plate (14) on the terminal (1) to guide the terminal (1) to be inserted into the terminal insertion hole (301) of the connector housing (3) in a correct orientation.

19. The connector according to claim 17, characterized in that: A plurality of terminal insertion holes (301) are formed in the connector housing (3), and the secondary lock slot (31) is in communication with the plurality of terminal insertion holes (301); The connector comprises a plurality of terminals (1), the plurality of terminals (1) being respectively inserted into the plurality of terminal insertion holes (301), and the secondary lock (4) being adapted to abut against the plurality of terminals (1) at the same time so as to lock the plurality of terminals (1) in the terminal insertion holes (301) at the same time.

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