TWI450449B - Electrical connector - Google Patents

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to a connector that can be applied to an electronic device such as a game machine.

Electrical connectors are widely used in the field of electronics to realize reliable connection between electronic terminal devices and between electronic terminal devices and power supplies. The performance of electrical connectors directly affects whether the entire electronic device works normally due to electricity. The important role of connectors is that electrical connectors must be in good contact and easy to maintain, and electrical connectors are required to operate reliably and reliably. An electrical connector of the prior art includes an insulative housing having a terminal receiving passage, a terminal receiving passage received in the insulative housing, and a conductive terminal extending from the insulative housing, the electrical connector being connected to the cable at one end, and One end is matched with the conductive hole of the PCB board. However, the electrical connector has the following defects: First, since the conductive terminal is electrically connected to the cable, when the external force applies force to the cable, the conductive terminal is longer than Long and without any fixed measures, it will easily cause sloshing in the insulating body, which is not conducive to the overall stability of the electrical connector; 2. When the conductive terminals of the electrical connector are assembled in the conductive holes of the circuit board, due to the conductive The sway of the terminal affects the positive position between the entire conductive terminal and the conductive hole of the circuit board, thereby increasing the difficulty of matching the conductive terminal with the circuit board.

Therefore, in view of the above drawbacks, it is necessary to improve the structure of the above power connector to make up for the deficiencies of the prior art.

It is an object of the present invention to provide an electrical connector having an improved conductive terminal attachment and a positive position structure that improves the overall stability and position of the electrical connector.

In order to solve the above technical problem, the present invention adopts the following technical solution: an electrical connector includes an insulative housing provided with a terminal receiving passage and a plurality of conductive terminals received in the terminal receiving passage, the conductive terminal having the extension The front end abutting portion of the insulative housing further includes a holding structure separately provided separately from the insulating body, the holding structure including a holding hole for allowing a front end abutting portion of the conductive terminal to pass through.

Compared with the prior art, the electrical connector of the present invention has the following beneficial effects: the improved electrical connector has a stable structure and is accurately matched with the butt end.

100‧‧‧Electrical connector

1‧‧‧Insulating body

11‧‧‧ top surface

110‧‧‧ gap

111‧‧‧ ribs

112‧‧‧ gap

113‧‧‧Protruding

12‧‧‧ bottom

13‧‧‧ side

131‧‧‧Wedge projection

14‧‧‧ front end

140‧‧‧terminal hole

15‧‧‧ Backend

150‧‧‧Terminal containment channel

2‧‧‧ Holding structure

21‧‧‧ Main body

210‧‧‧ holding hole

22‧‧‧ Side Body

220‧‧‧holding holes

23, 24‧‧‧ upper surface

3‧‧‧Electrical terminals

30‧‧‧ front-end docking

300‧‧‧ gap

301‧‧‧Contacts

31‧‧‧Card Department

32‧‧‧core wire holding department

33‧‧‧ Cable Maintenance Department

The first figure is an assembled view of the electrical connector of the present invention.

The second figure is an exploded perspective view of the electrical connector of the present invention.

The third figure is a perspective view of a part of the components of the electrical connector of the present invention assembled.

Referring to the first to third figures, the electrical connector 100 of the present invention includes an insulative housing 1 , a plurality of conductive terminals 3 received in the insulative housing 1 , and a holding structure 2 having a fixed and positive position on the conductive terminals 3 . The electrical connector 100 of the present invention can be assembled on a circuit board (not shown).

The insulative housing 1 is substantially in the shape of a cube having a top surface 11 , a bottom surface 12 , a front end 14 and a rear end 15 , and two sides connected to the top surface 11 , the bottom surface 12 , the front end 14 , and the rear end 15 . 13. The front end 14 is provided with a plurality of terminal holes 140, and the rear The terminal 15 is provided with a terminal receiving passage 150 corresponding to the terminal hole 140 of the front end 14 , and the terminal receiving passage 150 extends through the front end 14 and the rear end 15 of the insulating body 1 , and the terminal receiving passage The aperture of 150 is larger than the terminal hole 140. The top surface 11 is provided with a plurality of protrusions 113 extending from the front to the rear at the front end, and the protrusions 113 are spaced apart to form a plurality of gaps 112. The top surface 11 of the insulative housing 1 is provided with a plurality of ribs 111 extending from the rear to the front, and the ribs 110 are formed on both sides thereof with a slope (not labeled). The two side faces 13 of the insulative housing 1 are initially spaced apart in the longitudinal direction, and the width of the ribs 111 is larger than the projections 113. The protrusions 113 and the gaps 110, the gaps 112 and the ribs 111 have substantially the same width and are respectively arranged in a line along the mating direction. In addition, the two side faces 13 of the insulative housing 1 are respectively provided with wedge-shaped protrusions 131 at the front ends.

The conductive terminal 3 is of a Crimp type, and has a front end abutting portion 30, a pair of latching portions 31 extending upward from a rear end of the front end mating portion 30, and a core wire formed rearward from the latching portion 31. a portion 32 and a cable holding portion 33 formed at an end of the conductive terminal 3, the holding portion 31, the core holding portion 32 and the cable holding portion 33 constitute a wide body portion of the conductive terminal, and the wide body portion is spaced apart There are gaps (not numbered) between the settings. The core wire holding portion 32 is located between the holding portion 31 and the cable holding portion 33, and the height of the core wire holding portion 32 is lower than the other two. The front end abutting portion 30 is provided with a slit 300 extending along a longitudinal direction thereof, and a front end of the front end abutting portion 30 is formed with a slightly curved contact portion 301, and the contact portion 301 has a guiding function, and the slit 300 is The contact portion 301 is closed. The front end abutting portion 30 of the conductive terminal 3 is smaller than other portions.

The holding structure 2 is made of a plastic material, and is separately provided separately from the insulating body 1 , and has a plate-shaped main body portion 21 and extends rearward from opposite ends of the main body portion 21 The side body portion 22 is provided with a number of holding holes 210 corresponding to the conductive terminals 3. The pair of side body portions 22 are respectively provided with a fastening hole 220 that cooperates with the wedge-shaped protrusion 131 of the insulative housing 1 , and the end portion of the side body portion 22 is further formed with a bevel having a guiding function. (not numbered). The main body portion 21 has an upper surface 23 and a lower surface (not shown) of equal length, and the side body portion 22 also has an upper surface 24 and a lower surface (not shown). The diameter of the holding hole 210 is smaller than the terminal hole 140 and the terminal receiving passage 150, but is equal to the front end abutting portion 30 of the conductive terminal 3, and the diameter of the terminal hole 140 is smaller than the terminal. The receiving passage 150. The width of the upper surface 23 of the main body portion 21 is wider than that of the side body portion 22.

When assembling, first, the conductive terminal 3 is first assembled to the insulative housing 1 , and the conductive terminal 3 is assembled to the insulative housing 1 in a mating direction, and the front end abutting portion 30 extends out of the terminal hole of the front end 14 of the insulative housing 1 . The pair of holding portions 31 are respectively received in the gap 112 and are engaged with the front end of the protruding strip 111. The core wire holding portion 32 and the cable holding portion 33 of the conductive terminal 3 are received in the insulation. The terminal of the body 1 accommodates the rear end of the passage 150. Then, the conductive terminal 3 assembled to the insulative housing 1 passes through the holding hole 210 of the holding structure 2, and finally the latching hole 220 of the holding structure 2 is fastened to the wedge-shaped protrusion 131 of the insulating body 1. . So far, the electrical connector 100 is assembled.

In the electrical connector 100 of the present invention, since the holding hole 210 of the holding structure 2 and the front end abutting portion 30 of the conductive terminal 3 have substantially the same diameter, the conductive terminal 3 can be effectively prevented from being moved up and down or left and right. The swaying improves the stability of the conductive terminal 3 and the insulative housing 1 , and when the electrical connector 100 is assembled on the circuit board, the conductive terminal 3 can be accurate due to the restraining action of the holding structure 2 . Inserting into the jack of the circuit board improves the positive terminal of the electrical connector 100 Disposition. Furthermore, the gap of the front end abutting portion 30 of the conductive terminal 3 can provide an elastic force when the conductive terminal 3 is inserted into the insertion hole of the circuit board, and the slit can also make the solder and the conductive terminal 3 and the jack of the circuit board sufficiently Contact, to achieve the connection of the conductive terminal 3 and the circuit board is more reliable. The above is a preferred embodiment of the electrical connector 100 of the present invention. In order to provide the stability of the electrical connector 100 of the present invention, the cable holding portion 33 of the conductive terminal 3 may be dispensed at the contact with the insulating body 1. To make the two more reliable.

In summary, this creation has indeed met the requirements of the invention patent, and applied for a patent in accordance with the law. However, the above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. It should be covered by the following patent application.

100‧‧‧Electrical connector

1‧‧‧Insulating body

11‧‧‧ top surface

112‧‧‧ gap

12‧‧‧ bottom

13‧‧‧ side

131‧‧‧Wedge projection

15‧‧‧ Backend

150‧‧‧Terminal containment channel

2‧‧‧ Holding structure

210‧‧‧ holding hole

22‧‧‧ Side Body

23‧‧‧ upper surface

3‧‧‧Electrical terminals

30‧‧‧ front-end docking

300‧‧‧ gap

301‧‧‧Contacts

31‧‧‧Card Department

32‧‧‧core wire holding department

33‧‧‧ Cable Maintenance Department

Claims (8)

An electrical connector includes: an insulative housing, and a terminal receiving passage; the plurality of conductive terminals are received in the terminal receiving passage of the insulative housing, and has a front end abutting portion extending in a pair of connecting directions; The electrical connector further includes a holding structure separately provided separately from the insulating body, the holding structure includes a holding hole for allowing a front end abutting portion of the conductive terminal to pass through, and the front end abutting portion is provided along the edge A slit extending in the butting direction and a front end portion thereof are formed with a curved contact portion which extends out of the holding hole and is closed at the contact portion. The electrical connector of claim 1, wherein the holding structure comprises a main body portion and a side body portion extending from two sides of the main body portion, and the retaining hole is provided in the main body portion. The electrical connector of claim 2, wherein the body portion has a thickness greater than a thickness of the side body portion. The electrical connector of claim 3, wherein the electrical connector has a terminal hole disposed at a front end of the insulating body, a retaining hole of the holding structure, a terminal hole of the insulating body, and a terminal receiving passage The caliber increases in turn. The electrical connector of claim 4, wherein the conductive terminal further has a wide body portion having a width larger than the front end abutting portion, the wide body portion including a holding portion, a core wire holding portion, and a cable The holding portion is received in the terminal receiving passage of the insulative housing. The electrical connector of claim 5, wherein the retaining hole of the retaining structure and the front end abutting portion of the conductive terminal have a mateable diameter. The electrical connector of claim 6, wherein the side ends of the retaining structure form a latching hole and a beveling surface having a guiding function, and the two sides of the insulating body are formed with The protrusion of the fastening hole cooperates. The electrical connector of claim 7, wherein the top surface of the insulative housing is provided with a downwardly extending rib, and the latching portion of the conductive terminal abuts against the rib.