Electric connector and combination thereof

Abstract

An electric connector comprises a body, a conductive terminal and a pair of buckles, the body comprises a butt joint part, the conductive terminal is fixed on the body and is provided with a contact part exposed out of the butt joint part, the pair of buckles are arranged on the two opposite sides of the body, each buckle comprises an installation part and a lock catch arm, and the installation part and the lock catch arm are fixed on the body. The tail end of the lock catch arm is provided with a hook portion deviating from the butt joint portion, the installation portion of each buckle comprises a pressing face for a user to press and a pair of elastic arms arranged opposite to the pressing face, and the elastic arms extend in an inclined mode to abut against the body so as to generate elastic deformation when the buckles are pressed.

Description

TECHNICAL FIELD

[0001] The utility model relates to an electric connector and combination thereof, which has an elastic buckle.

BACKGROUND

[0002] For relevant prior art, please refer to the electric connector disclosed in Chinese utility model patent CN208336786U, which comprises a base, a front cover with a pivoted cover arranged on the base, a slider and a first elastic element arranged on the front cover; a first buckle part is arranged on the base, a second buckle part is arranged on the slider, and the first buckle part and the second buckle part can be buckled together to fix the front cover circumferentially on the base. When the first buckle part and the second buckle part are buckled, the first elastic element provides locking elastic force to fix the slider. When an external force overcoming the locking elastic force of the first elastic element is applied to the slider, the slider moves, and the first buckle part and the second buckle part are separated. The structure is relatively complex, which is not conducive to simplifying the manufacturing and assembly process of the product.

[0003] Therefore, it is necessary to improve the existing electric connector.

UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem of providing an electric connector with an elastic buckle and combination thereof.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: an electric connector, comprising a body, a conductive terminal and a pair of buckles, the body comprising a docking part, the conductive terminal being fixed on the body and having a contact part exposed to the docking part, a pair of buckles being arranged on opposite sides of the body, each buckle comprising a mounting part and a lock arm, the end of the lock arm having a hook part facing away from the docking part, the mounting part of each buckle comprising a pressing surface for the user to press and a pair of elastic arms arranged opposite to the pressing surface, the elastic arms being inclined to extend and pressed against the body.

[0006] Further, the pair of elastic arms are arranged in a "person" shape.

[0007] Further, the body comprises a base and a pair of walls extending upward from the base, the docking part extends downward from the base, the base is provided with a pair of openings, the mounting part is mounted on the wall and the elastic arm is elastically pressed against the wall, and the lock arm passes through the opening.

[0008] Further, the body comprises a cover independently formed and mounted and fixed on the base, the cover is sleeved on the base to limit the buckle on the body.

[0009] Further, the cover is provided with an opening part for exposing the pressing surface and comprises a limiting part corresponding to the buckle.

[0010] Further, the conductive terminal is located between a pair of the walls, and the abutting part is located between two hook parts.

[0011] Further, the wall comprises two opposite first walls and a second wall connecting the two first walls, and the elastic arm abuts against the second wall.

[0012] Further, the buckle comprises a first wall part extending from two ends of the pressing surface in the direction of the other buckle, the elastic arm is arranged between the two first wall parts, the first wall part is provided with a sliding groove, the first wall part is provided with a protruding strip, and the protruding strip is inserted into the sliding groove, so that the buckle can slide transversely relative to the base.

[0013] Further, the second wall is provided with a protruding rib corresponding to the elastic arm, and the elastic arm abuts against the protruding rib.

[0014] To solve the above technical problems, the utility model also adopts the following technical scheme: an electric connector combination comprises an electric connector and a mating connector, the electric connector comprises a body, a conductive terminal and a pair of buckles, the body comprises a base and an abutting part arranged below the base, the conductive terminal is fixed to the body and comprises a contact part exposed in the abutting part, a pair of buckles are arranged on the transverse sides of the body, each buckle comprises a hook part arranged on the transverse sides of the abutting part, the mating connector comprises an abutting body provided with an abutting cavity, an abutting terminal fixed in the abutting cavity and a pair of locking grooves arranged on the transverse sides of the abutting body, the abutting part is accommodated in the abutting cavity, the conductive terminal is matched with the abutting terminal, the hook part is inserted and buckled in the locking groove, each buckle comprises two elastic arms arranged in a "person" shape, and the elastic arms abut against the body to elastically deform when the buckle is transversely pressed.

[0015] Compared with the prior art, the electric connector of the utility model adopts a pair of elastic arms arranged integrally with the buckle to provide the elastic force required when unlocking, which is not only simple in structure but also convenient to manufacture. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the electric connector combination of the first embodiment of the utility model when abutting.

[0017] Figure 2 It is Figure 1 It is a perspective view of the electric connector combination when not abutting.

[0018] Figure 3 It is Figure 2Another perspective view.

[0019] Figure 4 Is Figure 3 The middle electric connector removes the base after the perspective view.

[0020] Figure 5 Is Figure 2 The perspective exploded view of the middle electric connector.

[0021] Figure 6 Is Figure 5 Another perspective view.

[0022] Figure 7 Is along Figure 1 The section view along the line A-A in the middle.

[0023] Figure 8 Is along Figure 1 The section view along the line B-B in the middle.

[0024] Figure 9 Is the perspective view of the electric connector combination of the second embodiment of the utility model when butting.

[0025] Figure 10 Is Figure 9 The perspective view of the electric connector combination when not butting.

[0026] Figure 11 Is Figure 10 Another perspective view.

[0027]

Element symbol explanation

[0028] Electric connector combination 1000 buckle 30

[0029] Electric connector 100 hook part 31

[0030] Main body 10 installation part 32

[0031] Base 11 lock arm 33

[0032] Opening 110 pressing surface 34

[0033] Terminal groove 111 recess part 340

[0034] Butt joint part 12 elastic arm 35

[0035] Fence 13 first wall part 36

[0036] First barrier wall 131 sliding groove 360

[0037] Second barrier wall 132 butt joint connector 200

[0038] Convex strip 133 butt joint main body 40

[0039] Rib 134 Docking chamber 41

[0040] Cover 14 Locking shaft 42

[0041] Opening 140 Docking terminal 50

[0042] Limiting portion 141 Locking groove 60

[0043] Housing cavity 142 Cable 300

[0044] Barrier 143 Dust cover 400

[0045] Conductive terminal 20 Sealing ring 401

[0046] Contact portion 21 Latch portion 402

DETAILED DESCRIPTION

[0047] Figures 1 to 8 For the first embodiment of the utility model electric connector and its combination, Figures 9 to 11 For the second embodiment of the utility model electric connector and its combination, the difference between the first and second embodiments is mainly in appearance, the specific embodiment of the utility model will be introduced below through the first embodiment.

[0048] Referring to Figures 1 to 3 , the utility model discloses an electric connector combination 1000, including electric connector 100 and with the cooperation docking connector 200. Electric connector 100 is usually connected with a cable 300, docking connector 200 is usually assembled on a device (not shown), for example, electric connector 100 is connected with the cable of a charging device, and docking connector 200 is assembled on an electric device (such as electric vehicle), when electric connector 100 is docked with docking connector 200, electric device can be charged, and docking connector 200 includes dust cover 400, when electric device does not need to be charged, docking chamber can be closed with dust cover 400. In the illustration of the first embodiment, the terminal structure is omitted, so the terminal can refer to the illustration of the second embodiment. Electric connector 100 includes body 10, conductive terminal 20 (referring to Figure 11 ) and a pair of buckles 30, body 10 includes base 11 and the docking portion 12 arranged below base 11, conductive terminal 20 is fixed to body 10 and includes contact portion 21 exposed to docking portion 12, a pair of buckles 30 are installed on the transverse two sides of body 10, and each buckle 30 includes hook portion 31 located on the transverse two sides of docking portion 12. Docking connector 200 includes docking body 40 provided with docking chamber 41, docking terminal 50 (referring to Figure 11) and a pair of locking grooves 60 arranged on both sides of the docking body 40. When docking, the docking portion 12 of the electric connector 100 is received in the docking cavity 41, the conductive terminals 20 are engaged with the docking terminals 50, and the hook portions 31 are inserted and locked in the locking grooves 60, thereby locking the electric connector 100 and the docking connector 200.

[0049] In combination Figures 4 to 6 , each of the buckles 30 of the electric connector 100 comprises a mounting portion 32 and a locking arm 33, the end of the locking arm 33 is provided with the hook portion 31 facing away from the docking portion 12, and the mounting portion 32 of each of the buckles 30 comprises a pressing surface 34 for being pressed by a user and a pair of elastic arms 35 arranged opposite to the pressing surface 34. Referring to Figure 8 , the elastic arms 35 are inclinedly extended and pressed against the body 10 to elastically deform when the buckles 30 are pressed laterally. In a preferred embodiment, the pair of elastic arms 35 are arranged in a "person" shape. When the operator presses the buckles 30 from both sides of the electric connector 100, the elastic arms 35 in the "person" shape are stretched, the hook portions 31 can be separated from the locking grooves 60, thereby releasing the locking between the electric connector 100 and the docking connector 200; when the pressing of the buckles 30 is stopped, the elastic arms 35 in the "person" shape are elastically raised and reset by the buckles 30, so that the hook portions 31 are locked in the locking grooves 60, thereby locking the electric connector 100 and the docking connector 200, the elastic arms 35 are integrally formed with the buckles 30, which is beneficial to simplify the structure of the electric connector 100 and facilitate assembly.

[0050] Referring to Figures 5 to 8 , the body 10 comprises the base 11 and a pair of walls 13 extending upward from the base 11, the docking portion 12 extends downward from the base 11, the base 11 is provided with a pair of openings 110, the mounting portions 32 are mounted on the walls 13 and the elastic arms 35 are elastically pressed against the walls 13, and the locking arms 33 pass through the openings 110 downward to extend below the base 11 and suspend on both sides of the docking portion 12. The body 10 comprises a cover 14 which is independently formed and fixedly mounted on the base 11, the cover 14 is sleeved on the base 11 to limit the buckles 30 on the body 10. In combination Figures 2 to 5The cover 14 is provided with a receiving cavity 142, the base 11, the wall 13 and the buckle 30 are arranged in the receiving cavity 142, the cover 14 is provided with an opening part 140 for exposing the pressing surface 34 and comprises a limiting part 141 arranged corresponding to the buckle 30. The both ends of the pressing surface 34 are provided with recesses 340, the limiting part 141 abuts against the recesses 340, and the limiting part 141 and the wall 13 jointly limit the buckle 30 to the body 10. In the first embodiment, the cover 14 comprises a baffle 143 arranged outside the opening 110, and the baffle 143 limits the locking arm 33 in the opening 110. The base 11, the abutting part 12 and the wall 13 are integrally formed and jointly constitute a base.

[0051] As shown in Figure 7 and Figure 8 , the base 11 is provided with a terminal groove 111, the conductive terminal is held in the terminal groove 111 and located between a pair of walls 13, and the abutting part 12 is located between two hooks 31. The wall 13 comprises two opposite first walls 131 and a second wall 132 connecting the two first walls 131, and the elastic arm 35 abuts against the second wall 132. In combination with Figures 4 to 6 , the buckle 30 comprises first wall parts 36 extending from the both ends of the pressing surface 34 to the direction of the other buckle 13, the elastic arm 35 is arranged between the two first wall parts 36, the first wall part 36 is provided with a sliding groove 360, the first wall 132 is provided with a protruding strip 133, the protruding strip 133 is inserted into the sliding groove 360, so that the buckle 30 can slide transversely relative to the base 11 when being pressed. The second wall 132 is provided with a protruding rib 134 corresponding to the elastic arm 35, the elastic arm 35 abuts against the protruding rib 134, the transverse length of the first wall part 36 is less than the transverse length of the first wall 131, and the protruding rib 134 is arranged between the two first wall parts 36, so as to make full use of the elasticity of the elastic arm 35 to increase the pressing stroke of the buckle 30.

[0052] Referring to Figures 9 to 11 , in the second embodiment, the dust cover 400 of the mating connector 200 is provided with a sealing ring 401, the sealing ring 401 is arranged in a ring shape and extends into the mating cavity 41, so as to seal the mating cavity 41 when the electric connector 100 and the mating connector 200 are not mated. The dust cover 400 further comprises a locking part 402 arranged on both sides of the sealing ring 401, the mating body 40 comprises a locking shaft 42 arranged corresponding to the locking part 402, and the locking part 402 is buckled on the corresponding locking shaft 42, so as to stably cover the dust cover 400 on the body 40.

[0053] The above merely describes the preferred embodiments of the present application, and should not be used to limit the scope of the present application. That is, simple equivalent changes and modifications made according to the claims and the content of the specification of the present application should still fall within the scope of the present application.

Claims

1. An electrical connector comprising a body, conductive terminals, and a pair of latches, the body including a mating portion, the conductive terminals being fixed to the body and having contact portions exposed in the mating portion, the pair of latches being disposed on opposite sides of the body, each latch including a mounting portion and a locking arm, the end of the locking arm having a hook portion facing away from the mating portion, characterized in that: Each of the aforementioned latches includes a pressing surface for the user to press and a pair of spring arms disposed opposite to the pressing surface, the spring arms extending obliquely and pressing against the body.

2. The electrical connector as described in claim 1, characterized in that: The pair of spring arms are arranged in a "V" shape.

3. The electrical connector as described in claim 1, characterized in that: The body includes a base and a pair of walls extending upward from the base. The docking portion extends downward from the base. The base is provided with a pair of openings. The mounting portion is mounted on the walls and the spring arm elastically presses against the walls. The locking arm passes through the openings.

4. The electrical connector as described in claim 3, characterized in that: The main body includes a cover that is independently formed and fixed to the base, and the cover is sleeved on the base to limit the buckle on the main body.

5. The electrical connector as described in claim 4, characterized in that: The cover has an opening for exposing the pressing surface and includes a limiting part corresponding to the buckle.

6. The electrical connector as described in claim 3, characterized in that: The conductive terminal is located between a pair of the enclosure walls, and the docking part is located between two hooks.

7. The electrical connector as claimed in claim 3, characterized in that: The wall includes two opposing first retaining walls and a second retaining wall connecting the two first retaining walls, with the spring arm pressing against the second retaining wall.

8. The electrical connector as claimed in claim 7, characterized in that: The buckle includes a first wall portion extending from the other buckle at both ends facing the pressing surface. The spring arm is disposed between the two first walls portions. The first wall portion is provided with a sliding groove. The first retaining wall is provided with a protrusion. The protrusion is inserted into the sliding groove so that the buckle can slide laterally relative to the base portion.

9. The electrical connector as claimed in claim 8, characterized in that: The second retaining wall has a protruding rib corresponding to the spring arm, and the spring arm abuts against the protruding rib.

10. An electrical connector assembly comprising an electrical connector and a mating connector therewith, the electrical connector comprising a body, conductive terminals, and a pair of latches, the body comprising a base and a mating portion disposed below the base, the conductive terminals being fixed to the body and including contact portions exposed in the mating portion, the pair of latches being mounted on lateral sides of the body, each latch including hook portions located on lateral sides of the mating portion, the mating connector comprising a mating body having a mating cavity, a mating terminal fixed within the mating cavity, and a pair of locking slots disposed on lateral sides of the mating body, the mating portion being received in the mating cavity, the conductive terminals mating with the mating terminals, and the hook portions being inserted into and engaged in the locking slots, characterized in that: Each of the buckles includes two elastic arms arranged in a "V" shape, which abut against the body to elastically deform when the buckle is laterally compressed.

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