CN209298396U - power connector - Google Patents

Abstract

The utility model provides a kind of power connector, including insulating body and the power supply terminal and inspection terminal that are contained in insulating body, the insulating body has a main body, the docking hyoplastron positioned at the intracorporal grafting chamber of master and in grafting chamber, the power supply terminal is a pair, its upper and lower surfaces for being respectively arranged at the docking hyoplastron, the power supply terminal is equipped with contact portion, which is equipped at least two tentacles for being set side by side and protruding out docking hyoplastron upper surface.Compared with prior art, the power supply terminal that the utility model is laid out by using upper and lower central symmetry, two contact portion is separately positioned on to the two sides up and down of docking hyoplastron, relatively stable reliable contact can be provided, but also the space that power supply terminal can adjust according to different needs is bigger, positive and negative inserting structure can also be met.

Description

power connector

technical field

The utility model relates to the field of power connectors.

Background technique

Electrical connectors are widely used in the fields of computers, consumer electronics and automobiles to transmit various types of electrical signals. For some scenarios with power supply requirements, power connectors are required for transmission. Such power connectors often require To transmit a large current, the inside of the connector is generally provided with a thicker power terminal, and many existing power terminals adopt a single-pin structure, and the single-pin structure often only provides a small contact area. It is unfavorable for signal transmission, and in order to increase the stability and reliability of plugging, the thickness of the single-pin power terminal will be relatively thick, which is not conducive to the production and molding of the power terminal, and the positive position of the terminal is prone to poor and thus affect current transmission. In addition, the contact surface of the terminal is often used as the blanking surface of the plate thickness, the contact area is relatively small, and the deformation and rebound space in the insulating body is relatively small, which is prone to jamming.

Therefore, it is necessary to provide a power connector to solve the above technical problems.

Utility model content

The technical problem solved by the utility model is to provide a power connector to improve current transmission and make the connection relationship more stable and reliable.

In order to solve the above technical problems, the utility model adopts the following technical solutions: a power connector, including an insulating body, a power terminal and a detection terminal accommodated in the insulating body, the insulating body has a main body, and a plug located in the main body The connection cavity and the docking tongue plate located in the insertion cavity, the power terminals are a pair, which are respectively arranged on the upper surface and the lower surface of the docking tongue plate, the power terminal is provided with a contact part, and the contact part is provided with at least Two tentacles arranged side by side and protruding from the upper surface of the butt tongue plate.

Further, the power terminals on the upper surface of the butt tongue plate and the power terminals on the lower surface are arranged symmetrically about the center.

Further, the detection terminal is one, which is L-shaped and located at the center of the upper surface of the butt tongue plate.

Further, the detection terminal is provided with an arm, a base connected to the rear end of the arm, and a welding arm extending downward from the base to the insulating body, and the front end of the arm of the detection terminal protrudes beyond the The upper surface of the docking tongue described above.

Further, two card slots parallel to each other and extending backward are opened on the top wall of the main body.

Further, the power connector further includes a housing, and the side wall of the main body is provided with a T-shaped protrusion that is engaged with the housing.

Further, the housing is provided with a top wall and a pair of side walls, the side walls are provided with an extension arm extending horizontally forward, and the upper side of the extension arm is provided with a clamping opening for clamping the main body T-shaped bumps on the side walls.

Compared with the prior art, the utility model adopts the symmetrical layout of the upper and lower centers of the power terminals, and sets its two contact parts on the upper and lower sides of the docking tongue plate respectively, which can provide relatively stable and reliable contact, and also makes the power terminals can be The space for adjustment according to different needs is relatively large, and it can also meet the positive and negative insertion structure.

Description of drawings

FIG. 1 is an exploded view of the power connector of the present invention.

FIG. 2 is a schematic internal sectional view of the power connector of the present invention.

FIG. 3 is a schematic cross-sectional view of the mating tongue plate of the power connector of the present invention.

Detailed ways

Please refer to FIG. 1, the utility model provides a power connector, which includes an insulating body 10, a housing 20 covering the periphery of the insulating body 10, a pair of power terminals 30 and a socket housed in the insulating body 10. The test terminal 40 and a pair of ground terminals 50 located on both sides of the power terminal 30 .

The insulating body 10 has a main body 11 and a socket cavity 12 located in the main body 11. The side wall of the main body 11 is provided with a T-shaped protrusion 110 that is clamped with the housing 20. The top wall of the main body 11 is provided with a There are two slots 14 parallel to each other and extending backwards. The insertion cavity 12 is surrounded by the side wall, top wall and bottom wall of the main body 11 for insertion of an electrical connector (not shown) at the butt end. A butt tongue 13 is also provided in the insertion cavity 12, and the butt tongue 13 extends from the back to the front for docking with the electrical connector at the butt end, and the upper and lower sides of the butt tongue 13 are provided with There is a terminal slot 16 for accommodating the power terminal 30 and the detection terminal 40 , and the docking tongue 13 is flat. The terminal slot 16 is formed on the upper surface and the lower surface of the docking tongue 13 . A receiving groove 15 for receiving the ground terminal 50 is formed on an inner surface of a side wall of the main body 11 .

The casing 20 wraps around the main body 11 of the insulating body 10 and covers the top and side surfaces of the main body 11 to provide good protection and shield external signals. The housing 20 is provided with a top wall 21 and a pair of side walls 22, the side walls 22 are provided with an extension arm 23 extending horizontally forward, and the upper side of the extension arm 23 is provided with a clamping opening 24 for clamping. Hold the T-shaped bump 110 on the side wall of the main body 11 . In addition, the rear end of the sidewall 22 of the housing 20 is bent inwards and extends into the insulating housing 10 to contact the ground terminal 50 .

The pair of power terminals 30 are respectively arranged in the terminal grooves 16 on the upper and lower surfaces of the mating tongue plate 13, and the power terminals 30 are integrally stamped and formed, and are provided with a contact portion 31 and a fixing member connected to the rear end of the contact portion 31. part 32 and the mounting part 33 extending downward from the rear end of the fixed part 32, the contact part 31 of the power terminal 30 is provided with at least two tentacles arranged side by side, and the tentacles protrude from the mating tongue plate 13 The upper surface of the upper surface is used to realize the function of electrical docking, and the power terminal 30 on the upper surface of the docking tongue plate 13 and the power terminal on the lower surface of the docking tongue plate 13 are symmetrically arranged in the center.

As shown in Figure 3, the detection terminal 40 is L-shaped, an integral stamping structure, which is located at the center of the upper surface of the butt tongue plate 13, and the detection terminal 40 is provided with an arm 41, connected to the The base 42 at the rear end of the arm 41 and the soldering arm 43 extending downward from the base 42 out of the insulating body 10 , the arm 41 is disposed in the terminal slot 16 on the upper surface of the mating tongue 13 . The front end of the arm portion 41 of the detection terminal 40 protrudes beyond the upper surface of the mating tongue 13 to electrically connect with the mating end electrical connector. The detection terminal 40 adopts a bent structure, the structure is relatively simple, and the adjustment space is relatively large, which can meet the needs of different customers, and the arm portion 41 of the contact position is relatively smooth, which can effectively prevent the contact surface from being broken compared with the blanking structure. Glitch phenomenon occurs.

The number of the ground terminals 50 is two pieces, which are sheet-shaped, and are respectively arranged on the inner wall surface of the side wall of the main body 11, and are arranged in the receiving groove 15 on the inner wall surface. As shown in FIG. 3 , the distribution diagram of the power supply terminal 30 and the detection terminal 40 on the docking tongue plate 13 .

The utility model adopts the power terminal 30 with the symmetrical layout of the upper and lower centers, and sets its two contact parts 31 on the upper and lower sides of the docking tongue plate 13 respectively, which can provide relatively stable and reliable contact, and also makes the power terminal 30 can be used according to different The space for adjustment is relatively large, and the distance between the power terminal 30 and the ground terminal 50 is relatively large, which can improve the safety of the product, and can also meet the positive and negative insertion structure. In addition, the contact surface of the detection terminal 40 is relatively smooth, relatively Compared with the existing blanking structure, the contact point will not produce burrs and other phenomena.

The above is only the preferred embodiment of the utility model, and is not intended to limit the utility model in any form. Any person familiar with the art can use the above disclosure without departing from the scope of the technical solutions of the utility model. Many possible changes and modifications are made to the technical solution of the utility model according to the content of the method, all of which belong to the protection scope of the claims.

Claims (7)

1. a kind of power connector, described including insulating body and the power supply terminal and inspection terminal that are contained in insulating body Insulating body has a main body, the docking hyoplastron positioned at the intracorporal grafting chamber of master and in grafting chamber, which is characterized in that described Power supply terminal is a pair, is respectively arranged at the upper and lower surfaces of the docking hyoplastron, and the power supply terminal is equipped with contact Portion, the contact portion are equipped at least two tentacles for being set side by side and protruding out docking hyoplastron upper surface.

2. power connector according to claim 1, it is characterised in that: it is described docking hyoplastron upper surface power supply terminal with The power supply terminal of its lower surface is centrosymmetric setting.

3. power connector according to claim 2, it is characterised in that: the inspection terminal is one, L-shaped, and Positioned at the center of the docking hyoplastron upper surface.

4. power connector according to claim 3, it is characterised in that: the inspection terminal is equipped with an arm, connection institute It states the base portion of arm rear end and extends downwardly out the welding arm of the insulating body from base portion, before the arm of the inspection terminal End protrusion is more than the upper surface of the docking hyoplastron.

5. power connector according to claim 4, it is characterised in that: offer two on the roof of the main body mutually Card slot that is parallel and extending back.

6. power connector according to claim 5, it is characterised in that: the power connector further includes shell, described The side wall of main body is equipped with the T-type convex block with shell clamping.

7. power connector according to claim 6, it is characterised in that: the shell is equipped with roof and a pair of sidewalls, institute It states side wall and is equipped with the adjutage that forward horizontal extends, and be equipped with clamping mouth on the upside of adjutage, for retaining the main body side T-type convex block on wall.