TWI760415B - Electrical connector and assembly thereof - Google Patents

Abstract

An electrical connector includes an insulative housing and a plurality of electrical terminals received in the insulative housing. The insulative housing includes a top wall, a bottom wall parallel to the top wall, a rear wall connecting the top wall and the bottom wall and a mating space disposed between the top wall and the bottom wall. The rear wall defines an inner wall surface and an outer wall surface. The conductive terminal comprises a needle-shaped contacting portion extending into the mating space and a retaining portion and a welding portion retained to the insulative housing. A plurality of partitions extends to the mating space from the inner wall surface. Each partition extends to the bottom wall from the top wall and locates between the contact portions of two adjacent conductive terminals, thereby increasing the electro interference between the adjacent conductive terminals to improve the safety and stability of the electrical connector.

Description

Electrical connectors and combinations thereof

The present invention relates to an electrical connector and its combination, in particular, to an electrical connector and its combination with partitions between conductive terminals.

Taiwan Invention Patent No. I374588 discloses an electrical connector. The electrical connector is mounted on a circuit board and is used for a mating connector to be connected. The electrical connector includes an insulating body and a conductive body accommodated in the insulating body. terminal, the insulating body includes a top wall, a bottom wall and a rear wall interconnected with the top wall and the bottom wall to form a cavity for accommodating a butt connector, wherein the conductive terminal is fixed to the insulating body on the rear wall and extending into the docking space. However, the distance between the plurality of conductive terminals is relatively short, and when the electrical connector is electrically connected to the mating connector, there is a risk of short circuit between the conductive terminals.

Therefore, it is necessary to retrofit the previous electrical connectors to overcome the above-mentioned drawbacks.

The objective to be achieved by the present invention is to provide an electrical connector and a combination thereof which can increase the electrical barrier distance between adjacent conductive terminals and improve the docking stability.

In order to solve the above technical problems, the present invention provides an electrical connector, comprising an insulating body and a plurality of conductive terminals accommodated in the insulating body, the insulating body comprising a top wall, a bottom wall parallel to the top wall, a connection The rear wall of the top wall and the bottom wall and the docking space between the top wall and the bottom wall, the rear wall is provided with an inner wall surface and an outer wall surface, and the conductive terminal includes a connecting space extending into the docking space. a pin-shaped contact part, a holding part and a welding part fixed to the insulating body, the inner wall of the rear wall A plurality of partitions extend from the top wall to the bottom wall facing the butting space, and each partition is located between the contact portions of two adjacent conductive terminals.

Compared with the prior art, in the present invention, by arranging a plurality of partitions located between the conductive terminals and accommodated in the docking space on the inner wall surface of the rear wall, the docking between the electrical connector and the docking connector is more stable , because of the barrier between the conductive terminals, the terminals of the electrical connector are prevented from being electrically connected to each other and short-circuited, and the safety and stability of the electrical connector are improved.

1000: Electrical Connector Combination

100: Electrical connector

101, 201: circuit boards

1: Insulation body

11: Top Wall

12: Bottom wall

121: Guide groove

13: Back Wall

131: inner wall surface

132: outer wall

1321: Make way for space

1322: Fixed space

133: Terminal slot

14: End Wall

15: Docking space

200: Docking Connector

2: Conductive terminal

21: Horizontal part

211: Contact Department

212: Holder

22: Vertical part

23: Welding Department

3: Barrier

31: Concave shoulders

32: Head

4: Additional partitions

5: Docking onto the body

51: Base

52: Containment Column

521: Terminal hole

53: Spacer slot

54: Upper Wall

55: Lower Wall

551: Guidance Department

6: Butt terminal

61: Clamping arm

The first figure is a perspective view of the electrical connector of the present invention when it is connected with the mating connector.

The second figure is a perspective view of the first figure from another angle.

Figure 3 is a perspective view of the electrical connector and the mating connector according to the present invention when they are not butted together.

The fourth figure is a perspective view of the third figure from another angle.

Figure 5 is a perspective view of the electrical connector of the present invention.

Figure 6 is an exploded perspective view of Figure 5.

Figure 7 is an exploded view of Figure 6 from another perspective.

FIG. 8 is an exploded perspective view of the docking connector shown in FIG. 4 .

Figure 9 is an exploded view of Figure 8 from another perspective.

FIG. 10 is a perspective view of the conductive terminal shown in FIG. 6 .

Fig. 11 is a front view of the electrical connector shown in Fig. 5 and a partial enlarged view thereof.

Figure 12 is a perspective view of the electrical connector shown in Figure 5 cut along the line XII-XII.

Figure 13 is a cross-sectional view of the electrical connector shown in Figure 5 along line XII-XII.

Figure 14 is a cross-sectional view taken along the line XIV-XIV when the electrical connector shown in the first figure is mated with the mating connector.

Figure 15 is a cross-sectional view taken along the line X V-X V when the electrical connector shown in the second figure is mated with the mating connector.

Hereinafter, please refer to the specific embodiments of the electrical connector 100 of the present invention described in FIGS. 1 to 15 . The electrical connector 100 of the present invention is mounted on a circuit board 101 , and the electrical connector 100 is used for mating with a mating connector 200 to form an electrical connector assembly 1000 . The electrical connector 100 includes an insulating body 1 and a plurality of conductive terminals 2 accommodated in the insulating body 1 . The mating connector 200 includes a mating body 5 and a mating terminal 6 disposed on the mating body 5 .

Referring to the first to seventh figures, the insulating body 1 includes a longitudinal top wall 11 , a bottom wall 12 parallel to the top wall 11 , and a rear wall 13 connecting the top wall 11 and the bottom wall 12 , A pair of end walls 14 located at both ends of the longitudinal top wall 11 and a docking space 15 surrounded by the top wall 11 , the bottom wall 12 and the end walls 14 . The rear wall 13 is provided with an inner wall surface 131 facing into the docking space 15 , an outer wall surface 132 located outside, and a plurality of terminal slots 133 passing through the rear wall 13 . A recessed space 1321 and a fixing space 1322 recessed further toward the docking space 15 than the space 1321, the fixing space 1322 is located at the bottom of the outer wall 132, and the terminal groove 133 is located at the space 132. In the middle of the space 1321 , the fixing space 1322 is located below the vacating space 1321 . The inner wall surface 131 of the rear wall 13 extends into the docking space 15 with a plurality of partitions 3 parallel to the end wall 14 , and each partition 3 extends from the top wall 11 to the bottom wall 12. The barrier 3 is provided with two concave shoulders 31 and a head 32 located between the two concave shoulders 31, one concave shoulder 31 is connected to the top wall 11, and the other concave shoulder 31 is connected to the bottom wall 12, and the two concave shoulders 31 are symmetrically arranged relative to the head 32, so the free end of the partition 3 is in a convex shape. The outer wall surface 132 of the rear wall 13 is provided with a plurality of additional partitions 4 located between the conductive terminals 2 . The spaces 1322 are uniformly separated, the partitions 3 and the additional partitions 4 are arranged symmetrically with each other, and the lateral width of the additional partitions 4 is wider than that of the partitions 3 . thus making The conductive terminals 2 are respectively arranged at intervals from the partitions 3 and the additional partitions 4. Since the partitions 3 have a certain width, the adjacent conductive terminals 2 are not easily damaged due to electrical contact.

Please continue to refer to the first to seventh figures and in conjunction with the tenth to fifteenth figures, the conductive terminal 2 is directly formed by stamping a metal plate. The conductive terminal 2 includes a horizontal portion 21 , a vertical portion 22 bent and extended from the horizontal portion 21 , and a welding portion 23 protruding from the vertical portion 22 . The welding portion 23 is connected to the horizontal portion 21 . It extends from the same side of the vertical portion 22 in the same direction. The horizontal portion 21 includes a needle-shaped contact portion 211 , and two pairs of holding portions 212 located behind the contact portion 211 . The holding portions 212 are two pairs of barb structures protruding from the upper and lower edges of the horizontal portion 21 , respectively. The welded portion 23 is located behind the barb structure. The contact portion 211 of the horizontal portion 21 extends forward through the terminal slot 133 into the docking space 15 of the insulating housing 1 , and the holding portion 212 of the horizontal portion 21 is held on the rear wall of the insulating housing 1 . 13; the vertical portion 22 is located behind the outer wall surface 132 of the rear wall 13 of the insulating body 1 and extends toward the space 1321 of the insulating body 1, and the vertical portion 22 is located in the insulating body 1 The additional partitions 4 are not protruded backwards between the adjacent additional partitions 4; the additional partitions 4 space the adjacent welding parts 23 at a certain distance, so that the electrical properties between the welding parts 23 As the blocking distance becomes longer, the free end of the welding portion 23 extends forward and beyond the outer wall surface 132 , and the free end of the welding portion 23 is further accommodated and fixed in the fixing space 1322 of the outer wall surface 132 of the insulating body 1 . The conductive terminals 2 are parallel to the partitions 3 and the additional partitions 4, and the conductive terminals 2 are located between the adjacent partitions 3 and the adjacent additional partitions 4, specifically, The partitions 3 are located between the contact parts 211 of two adjacent conductive terminals 2 , and the additional partitions 4 are located between the vertical parts 22 or the welding parts 23 of two adjacent conductive terminals 2 as described above.

Please refer to FIG. 8 and FIG. 9 , the docking connector 200 is mounted on a circuit board 201 , and the docking body 5 is provided with a base 51 and a plurality of independent receiving posts 52 extending forward from the base 51 . There is a spacing slot 53 between the adjacent receiving columns 52 , each receiving column 52 is provided with a terminal hole 521 penetrating forward, and each terminal hole 521 accommodates a mating terminal 6 . The docking body 5 includes an upper wall 54 and a lower wall 55 parallel to the upper wall 54 . The lower wall surface and the front end surface form the spaced receiving columns 52 located in front of the base portion 51 . The bottom wall 55 of the docking body 5 is provided with a guide portion 551. Referring to FIG. 5, the bottom wall 12 of the electrical connection 100 is provided with a guide groove 121 which is fixed with the guide portion 551. The terminal 6 is provided with a plurality of clamping arms 61 accommodated in the terminal hole 521 , and the clamping arms 61 are arranged symmetrically. When the electrical connector 100 is docked with the docking connector 200, the partition 3 of the electrical connector 100 is inserted into the spacing slot 53 of the docking connector 200, and the clamping arm 61 clamps the The contact portion 211 of the conductive terminal 2 is removed, so as to enhance the mating stability of the electrical connector 100 and the mating connector 200 .

Therefore, by disposing the partitions 3 parallel to the end wall 14 on the inner wall surface 131 of the rear wall 13 of the insulating body 1 , and symmetrically arranged with the partitions 3 on the outer wall surface 132 of the rear wall 13 The additional partition 4 is located between the contact parts 211 of two adjacent conductive terminals 2 , and the additional partition 4 is located between the welding parts 23 of the two adjacent conductive terminals 2 . Therefore, the conductive terminals 2 are spaced one by one in the docking space 15 of the insulating body 1 , so that the electrical barrier distance between two adjacent contact portions 211 will increase due to the increase of the length of the partitions 3 . , thus it can avoid the occurrence of bad situations such as short circuit caused by contact between two adjacent conductive terminals 2 under high current and voltage conditions; similarly, the two adjacent vertical parts 22 or the two adjacent welding The accessory partition 4 is arranged between the parts 23, which can further increase the electrical isolation distance between the two adjacent vertical parts 22 or the two adjacent welding parts 23, thereby further increasing the The safety of the electrical connector is improved. Further, due to the arrangement of the partitions 3, the frictional force when the electrical connector 100 is docked with the docking connector 200 is greater, thus making the docking of the electrical connector 100 and the docking connector 200 stable Better performance. Therefore, due to the arrangement of the barrier 3 and the additional barrier 4 , while improving the docking stability of the electrical connector assembly 1000 , the safety performance of the electrical connector 100 can be increased.

The above descriptions are only part of the embodiments of the present invention, not all of the embodiments. Any equivalent changes to the technical solutions of the present invention adopted by those of ordinary skill in the art by reading the description of the present invention are all within the scope of the patent application of the present invention. covered.

100: Electrical connector

11: Top Wall

12: Bottom wall

14: End Wall

2: Conductive terminal

3: Barrier

121: Guide groove

Claims (9)

An electrical connector, comprising: an insulating body, including a top wall, a bottom wall parallel to the top wall, a rear wall connecting the top wall and the bottom wall, and a docking space between the top wall and the bottom wall , the rear wall is provided with an inner wall surface and an outer wall surface; a plurality of conductive terminals are accommodated in the insulating body, including a needle-shaped contact portion extending into the docking space, extending backward from the contact portion and being held to the The holding part of the insulating body, the vertical part bent and extended from the holding part, and the welding part protruding from the vertical part; wherein, the inner wall of the rear wall faces the docking space and extends a plurality of Barriers, each of which extends from the top wall to the bottom wall and is located between the contact portions of two adjacent conductive terminals, and the outer wall of the rear wall extends backward with a plurality of conductive terminals located The additional partitions between the partitions, the additional partitions and the partitions are arranged in a one-to-one correspondence, and a space is formed between the adjacent additional partitions, and the vertical part and the welding part of the adjacent conductive terminals It is located in the corresponding vacant space so as to be completely separated by the additional partitions, and there is a certain distance between the additional partitions and the adjacent vertical parts and welding parts. The electrical connector according to claim 1, wherein the partitions are parallel to the conductive terminals, and the free ends thereof are in a convex shape. The electrical connector of claim 1, wherein the barrier is provided with two concave shoulders and a head located between the two concave shoulders, one concave shoulder connected to the top wall, and the other A concave shoulder is attached to the bottom wall. The electrical connector according to claim 1, wherein the insulating body comprises a pair of end walls located at both ends of the top wall and the bottom wall and a plurality of terminal grooves penetrating the rear wall, the end walls and the spacer columns are parallel, and the contact portion of the conductive terminal passes through the terminal slot and is located in the in the docking space. The electrical connector of claim 1, wherein the partition and the additional partition are symmetrically arranged with each other, and the lateral width of the additional partition is wider than that of the partition. An electrical connector assembly, comprising the electrical connector according to claim 1 and a butt connector matched with the electrical connector, the butt connector comprising a butt body and a butt terminal disposed on the butt body, The docking body is provided with a base and a plurality of mutually independent receiving columns extending forward from the base. There are spacer grooves between adjacent receiving columns. Each receiving column is provided with a terminal hole which penetrates forward. The terminal hole accommodates a mating terminal. The electrical connector assembly according to claim 6, wherein the mating body comprises an upper wall and a lower wall parallel to the upper wall, the lower wall is provided with a guide portion, and the bottom wall of the electrical connector There is a guide groove fixed with the guide portion. The electrical connector assembly as claimed in claim 7, wherein the spacing grooves penetrate through the upper and lower wall surfaces and the front end surface of the mating body, and the spacing grooves are used for inserting the partitions of the electrical connector. The electrical connector assembly of claim 6, wherein the mating terminal is provided with a plurality of clamping arms accommodated in the terminal hole.

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