CN104466442B - Terminal piece group and electric connector comprising same - Google Patents

Abstract

The present invention discloses a terminal piece group and an electrical connector including the terminal piece group. The terminal piece group includes two signal terminal pieces and two ground terminal pieces. The signal terminal pieces are located between the ground terminal pieces and are parallel to each other. There are spacing channels between the signal terminal pieces, between the signal terminal pieces and the ground terminal pieces, or between the terminal pieces. The electrical connector includes a terminal piece group and a front body. The terminal piece group is arranged on the front body. The plug-in surface of the front body has a front convection hole. Thus, the terminal piece group of the present invention and the electrical connector including the terminal piece group can adjust the impedance of the signal terminal piece and the ground terminal piece to an optimal range, and can improve the heat dissipation efficiency of the terminal piece group and the electrical connector.

Description

Terminal strip set and electrical connector including the terminal strip set

technical field

The present invention relates to a terminal piece set and an electrical connector including the terminal piece set, in particular to a method that can adjust the impedance of the signal terminal piece and the grounding terminal piece to an optimal range, and can improve the connection between the terminal piece set and the electrical connector. A terminal sheet set with heat dissipation efficiency and an electrical connector including the terminal sheet set.

Background technique

In order to enable a wide range of links between computer devices and electronic devices, there are many types of electrical connectors on computer devices and electronic devices. The general electrical connector is to set two signal terminal pieces between two ground terminal pieces. . However, since the signal terminal strips and the ground terminal strips of the general electrical connector are closely arranged, the effective dielectric coefficients of the signal terminal strips and the ground terminal strips of the general electrical connector are relatively high, resulting in a general The loss of electrical power of the electrical connector increases; in addition, because these signal terminal pieces of the general electrical connector and these grounding terminal pieces are closely arranged, so these signal terminal pieces of the general electrical connector and these grounding terminal pieces There is no gas flow between them, which leads to the inability of the signal terminal pieces and the ground terminal pieces of the general electrical connector to dissipate heat effectively, thereby reducing the heat dissipation efficiency of the general electrical connector.

Therefore, how to develop a terminal piece set and an electrical connector including the terminal piece set, so that it can adjust the impedance of the signal terminal piece and the grounding terminal piece to the optimum range, and can improve the terminal piece set and the electrical connector. The heat dissipation efficiency is what the present invention intends to actively disclose.

Contents of the invention

In view of the shortcomings of the above-mentioned prior art, the inventor felt that it was not yet perfect, so he exhausted his mind to study and overcome it. Based on his accumulated experience in this industry for many years, he developed a terminal strip set and a The electrical connector of the sheet group is expected to achieve the purpose of adjusting the impedance of the signal terminal sheet and the grounding terminal sheet to an optimal range, and improving the heat dissipation efficiency of the terminal sheet group and the electrical connector.

In order to achieve the above purpose and other purposes, the present invention provides a terminal piece set, which includes: two signal terminal pieces; and two ground terminal pieces, these signal terminal pieces are located between these ground terminal pieces and are parallel to each other, the signal terminal pieces Spacer channels are provided between the terminal strips, between the signal terminal strip and the ground terminal strip, or between these terminal strips.

In the above-mentioned terminal strip set, at least one spacer is disposed between the signal terminal strips, between the signal terminal strip and the ground terminal strip, or between the ground terminal strips to form the spacing channel.

The above-mentioned terminal strip group also includes at least one spacer protrusion, the spacer protrusion has a spacer and a positioning protrusion connected to each other, the spacer is arranged between these signal terminal strips, the signal terminal strip and the ground terminal The gap channel is formed between the pieces or between these terminal pieces, and the positioning protrusion is inserted into the signal terminal piece or the ground terminal piece.

In the above-mentioned terminal strip set, an upper spacer is disposed between the upper sides of the signal terminal strips, between the upper side of the signal terminal strip and the upper side of the ground terminal strip, or on the upper sides of these terminal strips Between, or a spacer is provided between the lower sides of these signal terminal pieces, between the lower side of the signal terminal piece and the lower side of the ground terminal piece or between the lower sides of these terminal pieces, so as to The spacer channel is formed.

In the above-mentioned terminal piece set, the width of the spacing channel is greater than 0.05 mm.

The present invention further provides an electrical connector, which includes at least one set of terminal strips as described above and a front body, the terminal strip set is arranged on the front body, and the mating surface of the front body has at least one front convection hole .

In the above electrical connector, the number and position of the front convection holes correspond to the number and position of the spaced channels.

The above-mentioned electrical connector further includes a rear body, the front body and the terminal piece group are disposed on the rear body, and the rear wall of the rear body has at least one rear convection hole.

In the above electrical connector, the number and position of the rear convection holes correspond to the number and position of the spaced channels.

Thereby, the terminal strip set and the electrical connector including the terminal strip set of the present invention can adjust the impedance of the signal terminal strip and the grounding terminal strip to an optimal range, and can improve the heat dissipation efficiency of the terminal strip set and the electrical connector.

Description of drawings

FIG. 1 is a first schematic diagram of the first embodiment of the present invention.

Fig. 2 is a second schematic diagram of the first specific embodiment of the present invention.

Fig. 3 is a third schematic diagram of the first specific embodiment of the present invention.

Fig. 4 is a schematic diagram 4 of the first embodiment of the present invention.

Fig. 5 is a schematic diagram 5 of the first specific embodiment of the present invention.

Fig. 6 is a sixth schematic diagram of the first specific embodiment of the present invention.

Fig. 7 is a schematic diagram of a spacer according to a first embodiment of the present invention.

Fig. 8 is a schematic diagram of a spacer protrusion according to the first embodiment of the present invention.

FIG. 9 is a schematic diagram of the terminal strip set and the front body according to the second embodiment of the present invention.

Fig. 10 is a schematic diagram of the front convection hole according to the second embodiment of the present invention.

FIG. 11 is a schematic diagram of the terminal sheet group, the front body and the rear body according to the second embodiment of the present invention.

Fig. 12 is a schematic diagram of the rear convection hole according to the second embodiment of the present invention.

Main component reference signs:

1 terminal strip set

11 Signal terminal strip

111 Cover sheet

112 upper pair of conductive clips

113 lower pair of conductive clips

114 through hole

115 conductive pins

12 Ground terminal strip

121 Cover sheet

122 upper pair of conductive clips

123 lower pair of conductive clips

124 conductive pins

13 spaced channels

14 spaced channels

15 Spacers

16 Spacing Convex

161 spacer

162 positioning convex body

2 front body

21 upper spacer

22 pairs of sockets

221 Front convection hole

3 rear body

31 rear wall

311 Rear convection hole

4 electrical connectors

detailed description

For fully understanding purpose of the present invention, feature and technical effect, hereby by following specific embodiment, in conjunction with accompanying drawing, the present invention is described in detail, as follows:

Figures 1 to 7 are schematic diagrams 1 to 6 of the first embodiment of the present invention and schematic diagrams of spacers, respectively. As shown in the figures, the present invention provides a terminal strip group 1, which can be arranged side by side in practical applications. The terminal strip set 1, the terminal strip set 1 includes two signal terminal strips 11 and two ground terminal strips 12, as shown in Figure 1, these terminal strips 11, 12 have a conductive terminal (not shown) and a Covering sheets 111, 121, these covering sheets 111, 121 respectively cover these conductive terminals to avoid short circuit of these conductive terminals due to mutual contact and provide effective insulation between these conductive terminals, an upper conductive clip of the conductive terminal The pair of feet 112, 122 and the pair of lower conductive pins 113, 123 can be exposed from the front side of the covering sheet 111, 121, and the four conductive pins 115 (see Figure 7), 124 of the conductive terminal can be exposed by the covering sheet. The bottom sides of 111, 121 are exposed, and these conductive pins 115, 124 correspond to the pair of upper conductive pins 112, 122 and the lower pair of conductive pins 113, 123 respectively, and the pair of upper conductive pins 112, 122 and the lower conductive pin The pin pairs 113 and 123 are used for connecting an external electronic device (not shown), and the conductive pins 115 and 124 are used for soldering to a circuit board (not shown). Wherein, these signal terminal strips 11 are located between these ground terminal strips 12 and are parallel to each other, as shown in FIG. 1 and FIG. As shown in Figure 3 and Figure 4 (a partial enlarged view of Figure 3), there may be a spacer channel 14 between the signal terminal piece 11 and the ground terminal piece 12, or as shown in Figure 5 and Figure 6 (a partial enlarged view of Figure 5 As shown in the figure), there may be spacing channels 13 and 14 between these terminal strips 11 and 12 respectively. When the terminal strips 11 and 12 are closely arranged, the spacing channels 13 and 14 can be formed to separate the signal terminal strips 11 or between the signal terminal strip 11 and the ground terminal strip 12 , or between these signal terminal strips 11 and between the signal terminal strip 11 and the ground terminal strip 12 at the same time; 14 can also be formed by reducing the thickness of the signal terminal strip 11 , or reducing the thickness of the ground terminal strip 12 , or reducing the thickness of the signal terminal strip 11 and the ground terminal strip 12 at the same time.

As mentioned above, by means of the spaced channels 13, 14, the electric field generated by the conductive terminals in the signal terminal piece 11 or the ground terminal piece 12 can pass through the spaced channels 13, 14 (air), which can reduce the electrical field of the conductive terminals. The effective dielectric coefficient, so that the impedance of the conductive terminal (the signal terminal piece 11 or the ground terminal piece 12) is in the optimum range, thereby reducing the electrical power of the conductive terminal (the signal terminal piece 11 or the ground terminal piece 12) loss.

Please refer to FIG. 7 again, as shown in the figure, in the above-mentioned terminal piece group, at least one spacer piece 15 can be arranged between these signal terminal pieces 11, or between the signal terminal piece 11 and the ground terminal piece 12, or The spacing channels 13 , 14 are formed between the terminal strips 11 , 12 .

Fig. 8 is a schematic diagram of a spacer protrusion in the first specific embodiment of the present invention. As shown in the figure, the above-mentioned terminal strip group may also include at least one spacer protrusion 16, and the spacer protrusion 16 has spacer pieces 161 connected to each other. And the positioning protrusion 162, the spacer 161 can be set between these signal terminal pieces 11, or between the signal terminal piece 11 and the ground terminal piece 12, or between these terminal pieces 11, 12 to form the spacing channel 13, 14, the positioning protrusion 162 can be inserted into the through hole 114 (or concave hole) on the signal terminal piece 11 or the ground terminal piece 12, the positioning protrusion 162 can make these signal terminal pieces 11, Or between the signal terminal strip 11 and the ground terminal strip 12 , or between the terminal strips 11 and 12 .

Please refer to FIG. 5 again, as shown in the figure, in the above-mentioned terminal strip group, an upper spacer 21 can be arranged between the upper sides of these signal terminal strips 11, or between the upper side of the signal terminal strips 11 and the Between the upper sides of the ground terminal strips 12, or between the upper sides of these terminal strips 11, 12 to form the spacer channels 13, 14; shown) can be arranged between the lower sides of these signal terminal strips 11, or between the lower side of the signal terminal strip 11 and the lower side of the ground terminal strip 12, or the lower sides of these terminal strips 11, 12 between the sides to form the spacing channel 13,14. The upper spacer 21 (or the lower spacer) can be a spacer block or a spacer strip disposed above (or below) the inner wall of the front body 2 .

In the above-mentioned terminal piece set, the width of the spacing channels 13 and 14 may be greater than 0.05 mm.

Fig. 9 is a schematic diagram of the terminal strip set and the front body of the second specific embodiment of the present invention. As shown in the figure, the present invention further provides an electrical connector 4, which includes at least one set of terminal strip sets 1 as described above and a The front body 2, the front body 2 can be made of plastic and its rear side and bottom side can be open, the mating surface 22 of the front body 2 has at least one front convection hole 221, the terminal piece set 1 can be formed by the front body 2 The rear side of is set in the front body 2.

As mentioned above, through the spaced passages 13, 14 and the front convection hole 221, outside air can flow from the front convection hole 221 through the spaced passages 13, 14 to the rear side of the front body 2 and take away the terminal strips 1 The generated waste heat enables the signal terminal piece 11 or the ground terminal piece 12 of the electrical connector 4 to effectively dissipate heat, thereby improving the heat dissipation efficiency of the electrical connector 4 .

Fig. 10 is a schematic diagram of the front convection holes of the second specific embodiment of the present invention. As shown in the figure, in the above-mentioned electrical connector, the number and position of the front convection holes 221 can correspond to the number and positions of the spacer channels 13, 14 , which allows the gas to flow smoothly and further improves the heat dissipation efficiency of the electrical connector 4 .

Fig. 11 is a schematic diagram of the terminal sheet group, the front body and the rear body of the second embodiment of the present invention. As shown in the figure, the above-mentioned electrical connector may also include a rear body 3, which may be made of metal and Its front side and bottom side can be openings, the rear wall surface 31 of the rear body 3 has at least one rear convection hole 311, the front body 2 and the terminal strip group 1 can be arranged on the rear body 3 from the front side of the rear body 3 Inside. Through the spaced passages 13, 14, the front convection hole 221 and the rear convection hole 311, outside air can flow from the front convection hole 221 to the rear convection hole 311 through the spaced passages 13, 14 and take away the terminal strip groups 1, the generated waste heat can effectively dissipate heat from the signal terminal piece 11 or the ground terminal piece 12 of the electrical connector 4, thereby improving the heat dissipation efficiency of the electrical connector 4.

Fig. 12 is a schematic diagram of the rear convection hole of the second specific embodiment of the present invention. As shown in the figure, in the above-mentioned electrical connector, the number and position of the rear convection hole 311 correspond to the number and position of the spaced channels 13, 14, It enables the gas to flow smoothly and further improves the heat dissipation efficiency of the electrical connector 4 .

The present invention has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only for describing the present invention, and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to this embodiment should be considered within the scope of the present invention. Therefore, the protection scope of the present invention should be determined by the contents defined in the claims.

Claims (6)

1. a kind of terminal plate group, it is characterised in that include：

Two signal end sub-pieces；And

Two ground terminal blades, these signal end sub-pieces are located between these ground terminal blades and are parallel to each other, these signal ends There is at least one interval convex body to form septal pathways between sub-pieces, between the signal end sub-pieces and the ground terminal blade；

Wherein, the interval convex body has the distance piece and positioning convex body being connected with each other, and the distance piece is arranged at these signal terminals To form the septal pathways between piece, between the signal end sub-pieces and the ground terminal blade, the positioning convex body is inserted in the signal Terminal plate or the ground terminal blade.

2. terminal plate group as claimed in claim 1, it is characterised in that the width of the septal pathways is more than 0.05 millimeter.

3. a kind of electric connector, it is characterised in that include sheet before at least one set of terminal plate group and one as claimed in claim 1 Body, the terminal plate group is arranged at the preceding body, the preceding body to inserting convection holes before face has at least one.

4. electric connector as claimed in claim 3, it is characterised in that the quantity of the preceding convection holes and position correspond to the interval The quantity of passage and position.

5. electric connector as claimed in claim 3, it is characterised in that also comprising body, the preceding body and the terminal plate after one Group is arranged at the rear body, convection holes after the rear surface of the rear body has at least one.

6. electric connector as claimed in claim 5, it is characterised in that the quantity of the rear convection holes and position correspond to the interval The quantity of passage and position.