Terminal and electrical connection assembly

Abstract

The invention discloses a terminal and an electrical connection assembly. The terminal includes: a horizontal plate having first and second side edges facing each other in a first horizontal direction; one end of the first elastic arm is connected with the first side edge of the horizontal plate, and the other end is fixed on a circuit board; one end of the second elastic arm is connected with the second side edge of the horizontal plate, and the other end of the second elastic arm is fixed on the circuit board. The first elastic arm and the second elastic arm are suitable for clamping a matched plug inserted between the first elastic arm and the second elastic arm. And when the other ends of the first elastic arm and the second elastic arm are fixed on the circuit board, the horizontal plate is supported above the circuit board in a suspended manner by the first elastic arm and the second elastic arm. According to the invention, the first elastic arm and the second elastic arm of the terminal can absorb the installation position error of the terminal, so that the terminal can float in a large range, the matching difficulty between the terminal and the matching plug is reduced, and the cost is not increased. In addition, the contact pressure between the terminal and the matched plug can be improved, and the electric contact performance of the terminal is improved.

Description

Technical Field

[0001] The invention relates to a terminal and an electrical connection assembly comprising the terminal. Background Art

[0002] In the prior art, it is sometimes necessary to install multiple terminals on a circuit board at the same time, and multiple matching plugs are suitable for being respectively inserted into the multiple terminals to make electrical contact with the multiple terminals respectively. In order to be able to insert multiple matching plugs into multiple terminals at the same time, the installation position error of each terminal should be very small or zero, otherwise multiple matching plugs cannot be inserted into multiple terminals at the same time. However, in practical applications, there are always some errors in the installation position of the terminals, and it is difficult to achieve a high degree of accuracy, which makes it difficult to insert multiple matching plugs into multiple terminals at the same time, bringing great difficulties to the matching operation of the product. Therefore, in the prior art, in order to reduce the difficulty of matching, the installation position accuracy of the terminals can only be improved, but this will lead to a sharp increase in costs. Summary of the invention

[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 present invention, a terminal is provided. The terminal comprises: a horizontal plate having a first side and a second side opposite to each other in a first horizontal direction; a first elastic arm, one end of which is connected to the first side of the horizontal plate, and the other end of which is used to be fixed to a circuit board; and a second elastic arm, one end of which is connected to the second side of the horizontal plate, and the other end of which is used to be fixed to the circuit board. The first elastic arm and the second elastic arm are suitable for clamping a mating plug inserted between them to make electrical contact with the mating plug. When the other ends of the first elastic arm and the second elastic arm are fixed to the circuit board, the horizontal plate is suspended and supported above the circuit board by the first elastic arm and the second elastic arm.

[0005] According to an exemplary embodiment of the present invention, the terminal has a vertical symmetry plane extending along a second horizontal direction and a vertical direction perpendicular to the first horizontal direction, and the first elastic arm and the second elastic arm are symmetrically arranged on both sides of the vertical symmetry plane.

[0006] According to another exemplary embodiment of the present invention, the first elastic arm includes a first contact arm, which is bent into a V-shape and one end of which is connected to the first side of the horizontal plate; the second elastic arm includes a second contact arm, which is bent into a V-shape and one end of which is connected to the second side of the horizontal plate; the first contact arm and the second contact arm are used to clamp the inserted mating plug to make electrical contact with both sides of the mating plug respectively.

[0007] According to another exemplary embodiment of the present invention, the first contact arm has a protruding first contact portion, which is used to electrically contact one side of the inserted mating plug; the second contact arm has a protruding second contact portion, which is used to electrically contact the other side of the inserted mating plug.

[0008] According to another exemplary embodiment of the present invention, the first elastic arm also includes a first connecting arm, which is bent into a U-shape and one end of which is connected to the other end of the first contact arm; the second elastic arm also includes a second connecting arm, which is bent into a U-shape and one end of which is connected to the other end of the second contact arm; the other end of the first connecting arm and the other end of the second connecting arm are interconnected with each other and used to be connected to the circuit board.

[0009] According to another exemplary embodiment of the present invention, when the mating plug is not inserted between the first contact arm and the second contact arm, the first contact arm does not contact the first connecting arm, and the second contact arm does not contact the second connecting arm; when the mating plug is centrally inserted between the first contact arm and the second contact arm, one end of the first contact arm contacts the first connecting arm, and one end of the second contact arm contacts the second connecting arm.

[0010] According to another exemplary embodiment of the present invention, when the mating plug is not inserted between the first contact arm and the second contact arm, one end of the first contact arm contacts the first connecting arm, and one end of the second contact arm contacts the second connecting arm.

[0011] According to another exemplary embodiment of the present invention, when the mating plug is centrally inserted between the first contact arm and the second contact arm, the first contact arm does not contact the first connecting arm, and the second contact arm does not contact the second connecting arm; when the mating plug is biased toward the first contact arm and inserted between the first contact arm and the second contact arm, one end of the first contact arm contacts the first connecting arm, and the second contact arm contacts the second connecting arm; when the mating plug is biased toward the second contact arm and inserted between the first contact arm and the second contact arm, the first contact arm does not contact the first connecting arm, and one end of the second contact arm contacts the second connecting arm.

[0012] According to another exemplary embodiment of the present invention, at least one first dividing groove is formed on the first elastic arm, and each first dividing groove extends from one end of the first elastic arm to the other end to increase the elasticity of the first elastic arm; at least one second dividing groove is formed on the second elastic arm, and each second dividing groove extends from one end of the second elastic arm to the other end to increase the elasticity of the second elastic arm.

[0013] According to another exemplary embodiment of the present invention, the terminal also includes: a plurality of fixing feet, respectively formed on the other end of the first elastic arm and the second elastic arm and suitable for being respectively fixed to a plurality of sockets on the circuit board for electrical connection with the circuit board.

[0014] According to another exemplary embodiment of the present invention, one ends of the first and second connecting arms are spaced apart from the other ends of the first and second connecting arms by a first distance in the first horizontal direction and by a second distance in a vertical direction perpendicular to the first horizontal direction.

[0015] According to another exemplary embodiment of the present invention, the terminal is an integral stamped part.

[0016] According to another aspect of the present invention, a terminal is provided. The terminal comprises: a horizontal plate having a first side and a second side opposite to each other in a first horizontal direction; a pair of vertical plates arranged on both sides of the horizontal plate for fixing to a circuit board; a first elastic arm connected between the first side of the horizontal plate and a vertical plate; a second elastic arm connected between the second side of the horizontal plate and another vertical plate; a pair of contact cantilevers respectively connected to the first and second sides of the horizontal plate for clamping a mating plug inserted therebetween; and a pair of pressing cantilevers respectively connected to the first and second sides of the horizontal plate. The ends of the pair of pressing cantilevers respectively abut against the outer sides of the pair of contact cantilevers for increasing the contact pressure between the pair of contact cantilevers and the mating plug. When the pair of vertical plates are fixed to the circuit board, the horizontal plate is suspended and supported above the circuit board by the first and second elastic arms.

[0017] According to an exemplary embodiment of the present invention, the terminal has a vertical symmetry plane, which extends along a second horizontal direction and a vertical direction perpendicular to the first horizontal direction; the pair of vertical plates are symmetrically arranged on both sides of the vertical symmetry plane, and the first elastic arm and the second elastic arm are symmetrically arranged on both sides of the vertical symmetry plane; the pair of contact cantilevers are symmetrically arranged on both sides of the vertical symmetry plane, and the pair of pressing cantilevers are symmetrically arranged on both sides of the vertical symmetry plane.

[0018] According to another exemplary embodiment of the present invention, the vertical plate has an upper side and a lower side opposite to each other in a vertical direction perpendicular to the first horizontal direction; the first elastic arm is bent into a U-shape and its two ends are respectively connected to the upper side of a vertical plate and the first side of the horizontal plate; the second elastic arm is bent into a U-shape and its two ends are respectively connected to the upper side of another vertical plate and the second side of the horizontal plate.

[0019] According to another exemplary embodiment of the present invention, the pressing cantilever includes: an extension portion, which is connected to the horizontal plate and extends obliquely upward from the horizontal plate; and a bending portion, which is connected to the extension portion and is bent into a hook shape, and the end of the bending portion abuts against the outer side of the contact cantilever.

[0020] According to another exemplary embodiment of the present invention, the terminal includes a pair of first elastic arms and a pair of second elastic arms, the pair of contact cantilevers include a pair of first contact cantilevers and a pair of second contact cantilevers, and the pair of pressing cantilevers include a first pressing cantilever and a second pressing cantilever; the pair of first contact cantilevers are located between the pair of first elastic arms, and the first pressing cantilever is located between the pair of first contact cantilevers; the pair of second contact cantilevers are located between the pair of second elastic arms, and the second pressing cantilever is located between the pair of second contact cantilevers.

[0021] According to another exemplary embodiment of the present invention, the root of the first pressing cantilever is connected to the first side of the horizontal plate, and a first pressing portion is formed at the end of the first pressing cantilever, and the two ends of the first pressing portion respectively abut against the outer sides of the pair of first contact cantilevers; the root of the second pressing cantilever is connected to the second side of the horizontal plate, and a second pressing portion is formed at the end of the second pressing cantilever, and the two ends of the second pressing portion respectively abut against the outer sides of the pair of second contact cantilevers.

[0022] According to another exemplary embodiment of the present invention, the root of the first contact cantilever is connected to the first side of the horizontal plate, and the first contact cantilever extends upwardly by a predetermined length relative to the horizontal plate; the root of the second contact cantilever is connected to the second side of the horizontal plate, and the second contact cantilever extends upwardly by a predetermined length relative to the horizontal plate; the ends of the first contact cantilever and the second contact cantilever are used to respectively make electrical contact with both sides of an inserted mating plug.

[0023] According to another exemplary embodiment of the present invention, the first side edge of the horizontal plate and the upper side edge of the one vertical plate are spaced apart by a first distance in the first horizontal direction, and are spaced apart by a second distance in the vertical direction; the second side edge of the horizontal plate and the upper side edge of the other vertical plate are spaced apart by a first distance in the first horizontal direction, and are spaced apart by a second distance in the vertical direction.

[0024] According to another exemplary embodiment of the present invention, the terminal further comprises: a plurality of fixing legs formed on the lower side of the vertical plate and adapted to be respectively fixed to a plurality of sockets on the circuit board for electrical connection with the circuit board.

[0025] According to another exemplary embodiment of the present invention, the terminal is an integral stamped part.

[0026] According to another aspect of the present invention, an electrical connection assembly is provided, comprising: a circuit board; and the aforementioned terminal fixed to the circuit board, wherein the horizontal plate of the terminal is suspended and supported above the circuit board and parallel to the circuit board by the first elastic arm and the second elastic arm.

[0027] According to an exemplary embodiment of the present invention, a plug hole is formed on the circuit board, and the fixing pin on the terminal is inserted into the plug hole on the circuit board to fix and electrically connect the terminal to the circuit board.

[0028] According to another exemplary embodiment of the present invention, an opening for allowing a mating plug to pass through is formed on the horizontal plate of the terminal, and a slot for allowing a mating plug to pass through is formed on the circuit board.

[0029] According to another exemplary embodiment of the present invention, the electrical connection assembly further includes: a mating plug inserted into the terminal to electrically connect with the terminal.

[0030] According to another exemplary embodiment of the present invention, the electrical connection assembly includes a plurality of terminals, which are arranged in an array on the circuit board; the electrical connection assembly includes a plurality of mating plugs, which are suitable for being inserted into the plurality of terminals simultaneously and separately.

[0031] In the aforementioned exemplary embodiments according to the present invention, the first and second elastic arms of the terminal can absorb the installation position error of the terminal, so that the terminal can float within a larger range, reducing the difficulty of mating between the terminal and the mating plug without increasing the cost.

[0032] Furthermore, in some of the aforementioned exemplary embodiments of the present invention, the first and second elastic arms of the terminal can directly make electrical contact with the mating plug, thereby increasing the contact pressure between the terminal and the mating plug and improving the electrical contact performance of the terminal.

[0033] Furthermore, in some of the aforementioned exemplary embodiments according to the present invention, the terminal has a pressing cantilever pressing on the contact cantilever, thereby increasing the contact pressure between the contact cantilever and the mating plug, thereby improving the electrical contact performance of the terminal.

[0034] 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

[0035] Figure 1 A three-dimensional schematic diagram showing a terminal according to an exemplary embodiment of the present invention;

[0036] Figure 2 A perspective cross-sectional view showing a terminal according to an exemplary embodiment of the present invention;

[0037] Figure 3 A schematic plan view showing a terminal according to an exemplary embodiment of the present invention;

[0038] Figure 4 A plan cross-sectional view showing a terminal according to an exemplary embodiment of the present invention, showing a mating plug and a circuit board;

[0039] Figure 5 A three-dimensional schematic diagram showing a terminal according to another exemplary embodiment of the present invention;

[0040] Figure 6 A perspective cross-sectional view showing a terminal according to another exemplary embodiment of the present invention;

[0041] Figure 7 A schematic plan view showing a terminal according to another exemplary embodiment of the present invention;

[0042] Figure 8 A plan cross-sectional view of a terminal according to another exemplary embodiment of the present invention is shown, wherein a mating plug and a circuit board are shown. DETAILED DESCRIPTION

[0043] The technical solution of the present invention is further specifically described below by examples and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the overall inventive concept of the present invention and should not be construed as a limitation of the present invention.

[0044] 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.

[0045] According to an overall technical concept of the present invention, a terminal is provided. The terminal comprises: a horizontal plate having a first side and a second side opposite to each other in a first horizontal direction; a first elastic arm, one end of which is connected to the first side of the horizontal plate, and the other end of which is used to be fixed to a circuit board; and a second elastic arm, one end of which is connected to the second side of the horizontal plate, and the other end of which is used to be fixed to the circuit board. The first elastic arm and the second elastic arm are suitable for clamping a mating plug inserted between them to make electrical contact with the mating plug. When the other ends of the first elastic arm and the second elastic arm are fixed to the circuit board, the horizontal plate is suspended and supported above the circuit board by the first elastic arm and the second elastic arm.

[0046] According to another general technical concept of the present invention, a terminal is provided. The terminal includes: a horizontal plate having a first side and a second side opposite to each other in a first horizontal direction; a pair of vertical plates arranged on both sides of the horizontal plate for fixing to a circuit board; a first elastic arm connected between the first side of the horizontal plate and a vertical plate; a second elastic arm connected between the second side of the horizontal plate and another vertical plate; a pair of contact cantilevers respectively connected to the first and second sides of the horizontal plate for clamping a mating plug inserted therebetween; and a pair of pressing cantilevers respectively connected to the first and second sides of the horizontal plate. The ends of the pair of pressing cantilevers respectively abut against the outer sides of the pair of contact cantilevers for increasing the contact pressure between the pair of contact cantilevers and the mating plug. When the pair of vertical plates are fixed to the circuit board, the horizontal plate is suspended and supported above the circuit board by the first and second elastic arms.

[0047] According to another general technical concept of the present invention, an electrical connection assembly is provided, comprising: a circuit board; and the aforementioned terminal, which is fixed to the circuit board, and the horizontal plate of the terminal is suspended and supported above the circuit board and parallel to the circuit board by the first elastic arm and the second elastic arm.

[0048] First embodiment

[0049] Figures 1 to 4 A terminal according to a first embodiment of the present invention is shown. Figure 1A three-dimensional schematic diagram showing a terminal according to an exemplary embodiment of the present invention; Figure 2 A perspective cross-sectional view showing a terminal according to an exemplary embodiment of the present invention; Figure 3 A schematic plan view showing a terminal according to an exemplary embodiment of the present invention; Figure 4 A plan cross-sectional view of a terminal according to an exemplary embodiment of the present invention is shown, wherein a mating plug and a circuit board are shown.

[0050] like Figures 1 to 4 As shown, in an exemplary embodiment of the present invention, a terminal is disclosed. The terminal includes: a horizontal plate 1, a first elastic arm 3 and a second elastic arm 3'. The horizontal plate 1 has a first side and a second side opposite to each other in a first horizontal direction Y. One end of the first elastic arm 3 is connected to the first side of the horizontal plate 1, and the other end of the first elastic arm 3 is used to be fixed to the circuit board 6. One end of the second elastic arm 3' is connected to the second side of the horizontal plate 1, and the other end of the second elastic arm 3' is used to be fixed to the circuit board 6.

[0051] like Figures 1 to 4 As shown, in the illustrated embodiment, the first elastic arm 3 and the second elastic arm 3' are suitable for clamping the mating plug 5 inserted therebetween to make electrical contact with the mating plug 5. When the other ends of the first elastic arm 3 and the second elastic arm 3' are fixed to the circuit board 6, the horizontal plate 1 is suspended and supported above the circuit board 6 by the first elastic arm 3 and the second elastic arm 3'.

[0052] like Figures 1 to 4 As shown, in the illustrated embodiment, the terminal has a vertical symmetry plane P, which extends along a second horizontal direction X and a vertical direction Z perpendicular to the first horizontal direction Y, and the first elastic arm 3 and the second elastic arm 3' are symmetrically arranged on both sides of the vertical symmetry plane P.

[0053] like Figures 1 to 4 As shown, in the illustrated embodiment, the first elastic arm 3 includes a first contact arm 31, which is bent into a V-shape and one end of which is connected to the first side of the horizontal plate 1. The second elastic arm 3' includes a second contact arm 31', which is bent into a V-shape and one end of which is connected to the second side of the horizontal plate 1. The first contact arm 31 and the second contact arm 31' are used to clamp the inserted mating plug 5 to make electrical contact with both sides of the mating plug 5 respectively.

[0054] like Figures 1 to 4 As shown, in the illustrated embodiment, the first contact arm 31 has a protruding first contact portion 31a, and the first contact portion 31a is used to make electrical contact with one side of the inserted mating plug 5. The second contact arm 31' has a protruding second contact portion 31a', and the second contact portion 31a' is used to make electrical contact with the other side of the inserted mating plug 5.

[0055] like Figures 1 to 4 As shown, in the illustrated embodiment, the first elastic arm 3 further includes a first connecting arm 32, which is bent into a U-shape and one end of which is connected to the other end of the first contact arm 31. The second elastic arm 3' further includes a second connecting arm 32', which is bent into a U-shape and one end of which is connected to the other end of the second contact arm 31'. The other end of the first connecting arm 32 and the other end of the second connecting arm 32' are interconnected and used to be connected to the circuit board 6.

[0056] like Figures 1 to 4 As shown, in the illustrated embodiment, when the mating plug 5 is inserted between the first contact arm 31 and the second contact arm 31' in a centered manner (i.e., along the vertical mating plane P), the first contact arm 31 does not contact the first connecting arm 32, and the second contact arm 31' does not contact the second connecting arm 32'. When the mating plug 5 is biased toward the first contact arm 31 and inserted between the first contact arm 31 and the second contact arm 31', one end 31b (the upper end in the figure) of the first contact arm 31 contacts the first connecting arm 32, and the second contact arm 31' does not contact the second connecting arm 32'. At this time, the contact force between the first contact arm 31 and the mating plug 5 can be increased. Similarly, when the mating plug 5 is biased toward the second contact arm 31' and inserted between the first contact arm 31 and the second contact arm 31', the first contact arm 31 is not in contact with the first connecting arm 32, and one end 31b' (the upper end in the figure) of the second contact arm 31' is in contact with the second connecting arm 32'. At this time, the contact force between the second contact arm 31' and the mating plug 5 can be increased.

[0057] However, the present invention is not limited to the illustrated embodiment. For example, in another exemplary embodiment of the present invention, when the mating plug 5 is not inserted between the first contact arm 31 and the second contact arm 31', the first contact arm 31 is not in contact with the first connecting arm 32, and the second contact arm 31' is not in contact with the second connecting arm 32'. When the mating plug 5 is inserted between the first contact arm 31 and the second contact arm 31', one end 31b of the first contact arm 31 is in contact with the first connecting arm 32, and one end 31b' of the second contact arm 31' is in contact with the second connecting arm 32'. In this way, the contact force between the first contact arm 31 and the mating plug 5 can be increased, and the contact force between the second contact arm 31' and the mating plug 5 can also be increased.

[0058] In another exemplary embodiment of the present invention, when the mating plug 5 is not inserted between the first contact arm 31 and the second contact arm 31', one end 31b of the first contact arm 31 contacts the first connecting arm 32, and one end 31b' of the second contact arm 31' contacts the second connecting arm 32'. In this way, the contact force between the first contact arm 31 and the mating plug 5 and the contact force between the second contact arm 31' and the mating plug 5 can be increased.

[0059] like Figures 1 to 4 As shown, in the illustrated embodiment, at least one first separation groove 301 is formed on the first elastic arm 3, and each first separation groove 301 extends from one end of the first elastic arm 3 to the other end to increase the elasticity of the first elastic arm 3. At least one second separation groove 301' is formed on the second elastic arm 3', and each second separation groove 301' extends from one end of the second elastic arm 3' to the other end to increase the elasticity of the second elastic arm 3'.

[0060] like Figures 1 to 4 As shown, in the illustrated embodiment, the terminal also includes a plurality of fixing feet 4, which are respectively formed on the other end of the first elastic arm 3 and the second elastic arm 3' and are suitable for being respectively fixed to a plurality of sockets (not shown) on the circuit board 6 for electrical connection with the circuit board 6.

[0061] like Figures 1 to 4 As shown, in the illustrated embodiment, one end of the first connecting arm 32 and the second connecting arm 32' are spaced apart from the other end of the first connecting arm 32 and the second connecting arm 32' by a first distance in the first horizontal direction Y, and by a second distance in the vertical direction Z perpendicular to the first horizontal direction Y.

[0062] like Figures 1 to 4 As shown, in the illustrated embodiment, the terminal is an integral stamped and formed part.

[0063] like Figures 1 to 4 As shown, in another exemplary embodiment of the present invention, an electrical connection assembly is also disclosed. The electrical connection assembly includes: a circuit board 6 and a terminal shown in the figure, and the terminal is fixed to the circuit board 6. The horizontal plate 1 of the terminal is suspended above the circuit board 6 and parallel to the circuit board 6 by the first elastic arm 3 and the second elastic arm 3'.

[0064] like Figures 1 to 4 As shown, in the illustrated embodiment, a socket (not shown) is formed on the circuit board 6 , and the fixing foot 4 on the terminal is inserted into the socket on the circuit board 6 to fix and electrically connect the terminal to the circuit board 6 .

[0065] like Figures 1 to 4As shown, in the illustrated embodiment, an opening 101 is formed on the horizontal plate 1 of the terminal to allow the mating plug 5 to pass through, and a slot 601 is formed on the circuit board 6 to allow the mating plug to pass through.

[0066] like Figures 1 to 4 As shown, in the illustrated embodiment, the electrical connection assembly further includes a mating plug 5, which is inserted into the terminal to be electrically connected to the terminal.

[0067] like Figures 1 to 4 As shown, in the illustrated embodiment, the electrical connection assembly includes a plurality of terminals, which are arranged in an array on a circuit board 6. The electrical connection assembly includes a plurality of mating plugs 5, which are suitable for being inserted into the plurality of terminals simultaneously and separately.

[0068] Second embodiment

[0069] Figures 5 to 8 A terminal according to a second embodiment of the present invention is shown. Figure 5 A three-dimensional schematic diagram showing a terminal according to another exemplary embodiment of the present invention; Figure 6 A perspective cross-sectional view showing a terminal according to another exemplary embodiment of the present invention; Figure 7 A schematic plan view showing a terminal according to another exemplary embodiment of the present invention; Figure 8 A plan cross-sectional view of a terminal according to another exemplary embodiment of the present invention is shown, wherein a mating plug and a circuit board are shown.

[0070] like Figures 5 to 8 As shown, in an exemplary embodiment of the present invention, a terminal is disclosed. The terminal includes: a horizontal plate 1, a pair of vertical plates 2, 2', a first elastic arm 3, a second elastic arm 3', a pair of contact cantilevers 7, 7' and a pair of pressing cantilevers 8, 8'. The horizontal plate 1 has a first side and a second side opposite to each other in the first horizontal direction Y. A pair of vertical plates 2, 2' are arranged on both sides of the horizontal plate 1 for fixing to a circuit board 6. The first elastic arm 3 is connected between the first side of the horizontal plate 1 and one vertical plate 2. The second elastic arm 3' is connected between the second side of the horizontal plate 1 and another vertical plate 2'. A pair of contact cantilevers 7, 7' are respectively connected to the first and second sides of the horizontal plate 1 for clamping the mating plug 5 inserted therebetween. A pair of pressing cantilevers 8, 8' are respectively connected to the first and second sides of the horizontal plate 1. The ends of the pair of pressing cantilevers 8, 8' are respectively against the outer sides of the pair of contact cantilevers 7, 7' for increasing the contact pressure between the pair of contact cantilevers 7, 7' and the mating plug 5. In the illustrated embodiment, when the pair of vertical plates 2 , 2 ′ are fixed to the circuit board 6 , the horizontal plate 1 is suspended and supported above the circuit board 6 by the first and second elastic arms 3 , 3 ′.

[0071] like Figures 5 to 8 As shown, in the illustrated embodiment, the terminal has a vertical symmetry plane P, and the vertical symmetry plane P extends along a second horizontal direction X and a vertical direction Z perpendicular to the first horizontal direction Y. A pair of vertical plates 2, 2' are symmetrically arranged on both sides of the vertical symmetry plane P, and a first elastic arm 3 and a second elastic arm 3' are symmetrically arranged on both sides of the vertical symmetry plane P. A pair of contact cantilevers 7, 7' are symmetrically arranged on both sides of the vertical symmetry plane P, and a pair of pressing cantilevers 8, 8' are symmetrically arranged on both sides of the vertical symmetry plane P.

[0072] like Figures 5 to 8 As shown, in the illustrated embodiment, the vertical plates 2, 2' have upper and lower sides that are opposite to each other in a vertical direction Z that is perpendicular to the first horizontal direction Y. The first elastic arm 3 is bent into a U-shape and its two ends are respectively connected to the upper side of one vertical plate 2 and the first side of the horizontal plate 1. The second elastic arm 3' is bent into a U-shape and its two ends are respectively connected to the upper side of the other vertical plate 2' and the second side of the horizontal plate 1.

[0073] like Figures 5 to 8 As shown, in the illustrated embodiment, the terminal includes a pair of first elastic arms 3 and a pair of second elastic arms 3', a pair of contact cantilevers 7, 7' includes a pair of first contact cantilevers 7 and a pair of second contact cantilevers 7', and a pair of pressing cantilevers 8, 8' includes a first pressing cantilever 8 and a second pressing cantilever 8'. The pair of first contact cantilevers 7 is located between the pair of first elastic arms 3, and a first pressing cantilever 8 is located between the pair of first contact cantilevers 7. The pair of second contact cantilevers 7' is located between the pair of second elastic arms 3', and a second pressing cantilever 8' is located between the pair of second contact cantilevers 7'.

[0074] like Figures 5 to 8 As shown, in the illustrated embodiment, the first pressing cantilever 8 includes: a first extending portion 8a and a first bent portion 8b. The first extending portion 8a is connected to the first side edge of the horizontal plate 1 and extends upwardly obliquely from the horizontal plate 1. The first bent portion 8b is connected to the first extending portion 8a and is bent into a hook shape, and the end of the first bent portion 8b abuts against the outer side of the first contact cantilever 7.

[0075] like Figures 5 to 8 As shown, in the illustrated embodiment, the second pressing cantilever 8' comprises: a second extension portion 8a' and a second bent portion 8b'. The second extension portion 8a' is connected to the second side edge of the horizontal plate 1 and extends upwardly obliquely from the horizontal plate 1. The second bent portion 8b' is connected to the second extension portion 8a' and is bent into a hook shape, and the end of the second bent portion 8b' abuts against the outer side of the second contact cantilever 7'.

[0076] like Figures 5 to 8As shown, in the embodiment shown in the figure, the root of the first pressing cantilever 8 is connected to the first side of the horizontal plate 1, and a first pressing portion 8c is formed at the end of the first pressing cantilever 8, and the two ends of the first pressing portion 8c respectively abut against the outer sides of a pair of first contact cantilever 7. The root of the second pressing cantilever 8' is connected to the second side of the horizontal plate 1, and a second pressing portion 8c' is formed at the end of the second pressing cantilever 8', and the two ends of the second pressing portion 8c' respectively abut against the outer sides of a pair of second contact cantilever 7'.

[0077] like Figures 5 to 8 As shown, in the illustrated embodiment, the root of the first contact cantilever 7 is connected to the first side of the horizontal plate 1, and the first contact cantilever 7 extends upward by a predetermined length relative to the horizontal plate 1. The root of the second contact cantilever 7' is connected to the second side of the horizontal plate 1, and the second contact cantilever 7' extends upward by a predetermined length relative to the horizontal plate 1. The ends of the first contact cantilever 7 and the second contact cantilever 7' are used to electrically contact the two sides of the inserted mating plug 5, respectively.

[0078] like Figures 5 to 8 As shown, in the illustrated embodiment, the first side edge of the horizontal plate 1 and the upper side edge of a vertical plate 2 are spaced apart by a first distance in the first horizontal direction Y, and spaced apart by a second distance in the vertical direction Z. The second side edge of the horizontal plate 1 and the upper side edge of another vertical plate 2' are spaced apart by a first distance in the first horizontal direction Y, and spaced apart by a second distance in the vertical direction Z.

[0079] like Figures 5 to 8 As shown, in the illustrated embodiment, the terminal also includes a plurality of fixing legs 4. The plurality of fixing legs 4 are formed on the lower sides of the vertical plates 2, 2' and are suitable for being respectively fixed to a plurality of sockets (not shown) on the circuit board 6 for electrical connection with the circuit board 6.

[0080] like Figures 5 to 8 As shown, in the illustrated embodiment, the terminal is an integral stamped and formed part.

[0081] like Figures 5 to 8 As shown, in another exemplary embodiment of the present invention, an electrical connection assembly is also disclosed. The electrical connection assembly includes: a circuit board 6 and a terminal shown in the figure, and the terminal is fixed to the circuit board 6. The horizontal plate 1 of the terminal is suspended above the circuit board 6 and parallel to the circuit board 6 by the first elastic arm 3 and the second elastic arm 3'.

[0082] like Figures 5 to 8 As shown, in the illustrated embodiment, a socket (not shown) is formed on the circuit board 6 , and the fixing foot 4 on the terminal is inserted into the socket on the circuit board 6 to fix and electrically connect the terminal to the circuit board 6 .

[0083] like Figures 5 to 8As shown, in the illustrated embodiment, an opening 101 is formed on the horizontal plate 1 of the terminal to allow the mating plug 5 to pass through, and a slot 601 is formed on the circuit board 6 to allow the mating plug to pass through.

[0084] like Figures 5 to 8 As shown, in the illustrated embodiment, the electrical connection assembly further includes a mating plug 5, which is inserted into the terminal to be electrically connected to the terminal.

[0085] like Figures 5 to 8 As shown, in the illustrated embodiment, the electrical connection assembly includes a plurality of terminals, which are arranged in an array on a circuit board 6. The electrical connection assembly includes a plurality of mating plugs 5, which are suitable for being inserted into the plurality of terminals simultaneously and separately.

[0086] Those skilled in the art will appreciate that the embodiments described above are exemplary and may be improved upon by those skilled in the art. The structures described in the various embodiments may be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present invention.

[0087] 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 implementations of the present invention and should not be construed as limiting the present invention.

[0088] 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 in the claims and their equivalents.

[0089] 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 reference signs in the claims shall not be construed as limiting the scope of the present invention.

Claims

1. A terminal, characterized in that: include: A horizontal plate (1) having a first side edge and a second side edge opposite to each other in a first horizontal direction (Y); A first elastic arm (3), one end of which is connected to the first side edge of the horizontal plate (1), and the other end of which is used to be fixed to the circuit board (6); and a second elastic arm (3'), one end of which is connected to the second side edge of the horizontal plate (1), and the other end of which is used to be fixed to the circuit board (6), The first elastic arm (3) and the second elastic arm (3') are suitable for clamping a mating plug (5) inserted therebetween to make electrical contact with the mating plug (5). When the other ends of the first elastic arm (3) and the second elastic arm (3') are fixed to the circuit board (6), the horizontal plate (1) is supported in suspension above the circuit board (6) by the first elastic arm (3) and the second elastic arm (3').

2. The terminal according to claim 1, characterized in that: The terminal has a vertical symmetry plane (P), which extends along a second horizontal direction (X) and a vertical direction (Z) perpendicular to the first horizontal direction (Y), and the first elastic arm (3) and the second elastic arm (3') are symmetrically arranged on both sides of the vertical symmetry plane (P).

3. The terminal according to claim 1, characterized in that: The first elastic arm (3) comprises a first contact arm (31), the first contact arm (31) is bent into a V-shape and one end of the first contact arm is connected to the first side edge of the horizontal plate (1); The second elastic arm (3') comprises a second contact arm (31'), the second contact arm (31') is bent into a V-shape and one end of the second contact arm is connected to the second side edge of the horizontal plate (1); The first contact arm (31) and the second contact arm (31') are used to clamp the inserted mating plug (5) so as to electrically contact the two sides of the mating plug (5) respectively.

4. The terminal according to claim 3, characterized in that: The first contact arm (31) has a protruding first contact portion (31a), and the first contact portion (31a) is used to electrically contact one side of an inserted mating plug (5); The second contact arm (31') has a protruding second contact portion (31a'), and the second contact portion (31a') is used for electrically contacting the other side of the inserted mating plug (5).

5. The terminal according to claim 3, characterized in that: The first elastic arm (3) further comprises a first connecting arm (32), wherein the first connecting arm (32) is bent into a U-shape and one end of the first connecting arm (32) is connected to the other end of the first contact arm (31); The second elastic arm (3') further comprises a second connecting arm (32'), wherein the second connecting arm (32') is bent into a U-shape and one end of the second connecting arm (32') is connected to the other end of the second contact arm (31'); The other end of the first connecting arm (32) and the other end of the second connecting arm (32') are interconnected and used to be connected to the circuit board (6).

6. The terminal according to claim 5, characterized in that: When the mating plug (5) is not inserted between the first contact arm (31) and the second contact arm (31'), the first contact arm (31) is not in contact with the first connecting arm (32), and the second contact arm (31') is not in contact with the second connecting arm (32'); When the mating plug (5) is centrally inserted between the first contact arm (31) and the second contact arm (31'), one end (31b) of the first contact arm (31) contacts the first connecting arm (32), and one end (31b') of the second contact arm (31') contacts the second connecting arm (32').

7. The terminal according to claim 5, characterized in that: When the mating plug (5) is not inserted between the first contact arm (31) and the second contact arm (31'), one end (31b) of the first contact arm (31) contacts the first connecting arm (32), and one end (31b') of the second contact arm (31') contacts the second connecting arm (32').

8. The terminal according to claim 5, characterized in that: When the mating plug (5) is centrally inserted between the first contact arm (31) and the second contact arm (31'), the first contact arm (31) does not contact the first connecting arm (32), and the second contact arm (31') does not contact the second connecting arm (32'); When the mating plug (5) is biased toward the first contact arm (31) and inserted between the first contact arm (31) and the second contact arm (31'), one end (31b) of the first contact arm (31) contacts the first connecting arm (32), and the second contact arm (31') does not contact the second connecting arm (32'); When the mating plug (5) is biased toward the second contact arm (31') and inserted between the first contact arm (31) and the second contact arm (31'), the first contact arm (31) is not in contact with the first connecting arm (32), and one end (31b') of the second contact arm (31') is in contact with the second connecting arm (32').

9. The terminal according to claim 1, characterized in that: At least one first separation groove (301) is formed on the first elastic arm (3), and each first separation groove (301) extends from one end of the first elastic arm (3) to the other end, so as to increase the elasticity of the first elastic arm (3); At least one second separation groove (301') is formed on the second elastic arm (3'), and each second separation groove (301') extends from one end to the other end of the second elastic arm (3') to increase the elasticity of the second elastic arm (3').

10. The terminal according to claim 1, characterized in that: Also includes: A plurality of fixing feet (4) are respectively formed on the other end of the first elastic arm (3) and the second elastic arm (3') and are suitable for being respectively fixed to a plurality of sockets on the circuit board (6) for electrical connection with the circuit board (6).

11. The terminal according to claim 1, characterized in that: One end of the first and second connecting arms (32, 32') is spaced apart from the other end of the first and second connecting arms (32, 32') by a first distance in the first horizontal direction (Y), and by a second distance in a vertical direction (Z) perpendicular to the first horizontal direction (Y).

12. The terminal according to any one of claims 1 to 11, characterized in that: The terminal is an integral stamped part.

13. A terminal, characterized in that: include: A horizontal plate (1) having a first side edge and a second side edge opposite to each other in a first horizontal direction (Y); A pair of vertical plates (2, 2') arranged on both sides of the horizontal plate (1) and used for fixing to a circuit board (6); A first elastic arm (3) connected between a first side edge of the horizontal plate (1) and a vertical plate (2); A second elastic arm (3') connected between a second side edge of the horizontal plate (1) and another vertical plate (2'); A pair of contact cantilevers (7, 7'), respectively connected to the first and second side edges of the horizontal plate (1), for clamping a mating plug (5) inserted therebetween; and A pair of pressing cantilevers (8, 8') are respectively connected to the first and second side edges of the horizontal plate (1), The ends of the pair of pressing cantilevers (8, 8') respectively abut against the outer sides of the pair of contact cantilevers (7, 7') to increase the contact pressure between the pair of contact cantilevers (7, 7') and the mating plug (5). When the pair of vertical plates (2, 2') are fixed to the circuit board (6), the horizontal plate (1) is supported in a suspended manner above the circuit board (6) by the first and second elastic arms (3, 3').

14. The terminal according to claim 13, characterized in that: The terminal has a vertical symmetry plane (P), and the vertical symmetry plane (P) extends along a second horizontal direction (X) and a vertical direction (Z) perpendicular to the first horizontal direction (Y); The pair of vertical plates (2, 2') are symmetrically arranged on both sides of the vertical symmetry plane (P), and the first elastic arm (3) and the second elastic arm (3') are symmetrically arranged on both sides of the vertical symmetry plane (P); The pair of contact cantilevers (7, 7') are symmetrically arranged on both sides of the vertical symmetry plane (P), and the pair of pressing cantilevers (8, 8') are symmetrically arranged on both sides of the vertical symmetry plane (P).

15. The terminal according to claim 13, characterized in that: The vertical plate (2, 2') has an upper side and a lower side opposite to each other in a vertical direction (Z) perpendicular to the first horizontal direction (Y); The first elastic arm (3) is bent into a U-shape and its two ends are respectively connected to the upper side of a vertical plate (2) and the first side of the horizontal plate (1); The second elastic arm (3') is bent into a U-shape and its two ends are respectively connected to the upper side edge of another vertical plate (2') and the second side edge of the horizontal plate (1).

16. The terminal according to claim 13, characterized in that: The pressing cantilever (8, 8') comprises: An extension portion (8a, 8a') connected to the horizontal plate (1) and extending obliquely upward from the horizontal plate (1); and The bent portion (8b, 8b') is connected to the extending portion (8a, 8a') and is bent into a hook shape, The ends of the bent portions (8b, 8b') abut against the outer sides of the contact cantilevers (7, 7').

17. The terminal according to claim 13, characterized in that: The terminal comprises a pair of first elastic arms (3) and a pair of second elastic arms (3'); the pair of contact cantilevers (7, 7') comprises a pair of first contact cantilevers (7) and a pair of second contact cantilevers (7'); and the pair of pressing cantilevers (8, 8') comprises a first pressing cantilever (8) and a second pressing cantilever (8'); The pair of first contact cantilevers (7) are located between the pair of first elastic arms (3), and the first pressing cantilever (8) is located between the pair of first contact cantilevers (7); The pair of second contact cantilevers (7') are located between the pair of second elastic arms (3'), and the one second pressing cantilever (8') is located between the pair of second contact cantilevers (7').

18. The terminal according to claim 17, characterized in that: The root of the first pressing cantilever (8) is connected to the first side edge of the horizontal plate (1), and a first pressing portion (8c) is formed at the end of the first pressing cantilever (8), and both ends of the first pressing portion (8c) respectively abut against the outer sides of the pair of first contact cantilever arms (7); The root of the second pressing cantilever (8') is connected to the second side of the horizontal plate (1), and a second pressing portion (8c') is formed at the end of the second pressing cantilever (8'), and both ends of the second pressing portion (8c') respectively abut against the outer sides of the pair of second contact cantilevers (7').

19. The terminal according to claim 17, characterized in that: The root of the first contact cantilever (7) is connected to the first side edge of the horizontal plate (1), and the first contact cantilever (7) extends upwardly at an angle of a predetermined length relative to the horizontal plate (1); The root of the second contact cantilever (7') is connected to the second side edge of the horizontal plate (1), and the second contact cantilever (7') extends upwardly by a predetermined length obliquely relative to the horizontal plate (1); The ends of the first contact cantilever (7) and the second contact cantilever (7') are used to respectively make electrical contact with two sides of an inserted mating plug (5).

20. The terminal according to claim 15, characterized in that: The first side edge of the horizontal plate (1) and the upper side edge of the one vertical plate (2) are spaced apart by a first distance in the first horizontal direction (Y), and are spaced apart by a second distance in the vertical direction (Z); The second side edge of the horizontal plate (1) and the upper side edge of the other vertical plate (2') are spaced apart by a first distance in the first horizontal direction (Y), and are spaced apart by a second distance in the vertical direction (Z).

21. The terminal according to claim 15, characterized in that Also includes: A plurality of fixing legs (4) are formed on the lower side of the vertical plates (2, 2') and are suitable for being fixed to a plurality of sockets on the circuit board (6) respectively, for being electrically connected to the circuit board (6).

22. The terminal according to any one of claims 13 to 21, characterized in that: The terminal is an integral stamped part.

23. An electrical connection assembly, characterized in that: include: Circuit board (6); and The terminal according to any one of claims 1 to 22, being fixed to the circuit board (6), The horizontal plate (1) of the terminal is suspended above the circuit board (6) and parallel to the circuit board (6) by the first elastic arm (3) and the second elastic arm (3').

24. The electrical connection assembly according to claim 23, characterized in that: A socket is formed on the circuit board (6), and the fixing foot (4) on the terminal is inserted into the socket on the circuit board (6) to fix and electrically connect the terminal to the circuit board (6).

25. The electrical connection assembly according to claim 23, characterized in that: An opening (101) is formed on the horizontal plate (1) of the terminal to allow a mating plug (5) to pass through, and a slot (601) is formed on the circuit board (6) to allow a mating plug to pass through.

26. The electrical connection assembly according to claim 23, characterized in that Also includes: A mating plug (5) is inserted into the terminal to be electrically connected to the terminal.

27. The electrical connection assembly according to claim 26, characterized in that: The electrical connection assembly comprises a plurality of terminals, and the plurality of terminals are arranged in an array on the circuit board (6); The electrical connection assembly comprises a plurality of mating plugs (5), and the plurality of mating plugs (5) are suitable for being inserted into the plurality of terminals simultaneously and separately.

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