CN2831473Y

CN2831473Y - Board-to-board electrical connector

Info

Publication number: CN2831473Y
Application number: CNU2005200752940U
Authority: CN
Inventors: 刘靓; 卜学武; 刘廷顺
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-09-05
Filing date: 2005-09-05
Publication date: 2006-10-25
Anticipated expiration: 2015-09-05

Abstract

The utility model relates to a board-to-board electrical connector which is used for connecting two circuit boards which are mutually vertical. The utility model comprises an insulating body, a plurality of signal terminals which are fixedly held on the insulating body, and a plurality of power supply terminals, wherein a plurality of terminal containing grooves are arranged in the insulating body and each signal terminal and each power supply terminal are all be bended into 90 DEG. and are contained in each corresponding terminal containing groove of the insulating body. Each power supply terminal is designed into a flat shape with a large section area; because the section area of each power supply terminal in the insulating body is enlarged, the impedance of a metal terminal can be decreased so as to reduce the heat productivity of the metal terminal in the process of the current transmission. In addition, each terminal containing groove has a universal structure size; power supply terminals with various structures and signal terminals with various structures are all universally contained in each row of terminal containing grooves on the insulating body, so that the quantity and the position of each terminal can be definitely changed according to an actual condition.

Description

Board-to-Board Electrical Connector

[technical field]

The utility model is relevant a kind of Board-to-Board Electrical Connector, relates in particular to a kind of Board-to-Board Electrical Connector that can connect two printed circuit board simultaneously.

[background technology]

Board-to-Board Electrical Connector is widely used in personal computer and other electronic equipment, is used to connect two circuit boards and it is reached electrically conduct.Existing Board-to-Board Electrical Connector can be consulted United States Patent (USP) and announce the 3rd, 980,386,6,375,506 B1,6,712,648 B2 numbers, these Board-to-Board Electrical Connectors all have an insulating body, are contained in two row of signal terminals and the two row's power supply terminals that bend to 90 degree in the insulating body, and its general shape is identical, be used to connect two orthogonal circuit boards of conducting, to realize different functions.

But,, also more and more higher to the requirement of signal transmission along with the fast development of Information technology, two row's power supply terminals of said structure are when the transmission power supply signal, because the relation of terminal structure, when the big electric current of transmission the terminal heating serious, thereby influence the efficiency of transmission of power supply terminal; And in the prior art, a terminal containing slot can only correspondence be accommodated a kind of terminal, if as required the configuration of terminal is made when changing, will open a mold in addition and make the insulating body that is fit to this variation terminal, and its cost must increase.

Therefore, be necessary existing Board-to-Board Electrical Connector is improved to overcome described defective of the prior art.

[utility model content]

The purpose of this utility model is to provide a kind of the have power supply terminal of improvement structure and the Board-to-Board Electrical Connector of terminal accommodating conduit.

For achieving the above object, the utility model adopts following technical scheme: a kind of Board-to-Board Electrical Connector, be used to connect two circuit boards, it comprises the insulating body that lengthwise extends, be immobilizated in some signal terminals and power supply terminal on the insulating body, wherein, be provided with some terminal containing slots that run through the insulating body upper and lower surface in the insulating body, some signal terminals and power supply terminal all are housed in the terminal containing slot of insulating body correspondence, described terminal containing slot has general physical dimension, be provided with along the insulating body longitudinally, wherein, each terminal containing slot can be divided into some terminal containing slots that are interconnected again, described independent terminal containing slot all can be used to accommodate signal terminal, and adjacent terminal containing slot can combine and accommodates the power supply terminal different with the signal terminal structure, described power supply terminal is the flat with larger sectional area, is housed in the conduit that is combined by the terminals of adjacent accepting groove.

Compared with prior art, the utlity model has following beneficial effect: is one with the power supply terminal in the insulating body by two original fusions, thereby increased the sectional area of power supply terminal, reduced the impedance of metal terminal, and then in the transmission course of power supply, can reduce the caloric value of terminal, improve the transmission quality of power supply terminal; In addition, terminal containing slot has versatility, and same terminal containing slot can be distinguished different power supply terminal of installation structure and signal terminal, thereby can satisfy different instructions for uses according to actual conditions to the quantity of terminal and arrange and carry out certain change.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model Board-to-Board Electrical Connector.

Fig. 2 is the three-dimensional exploded view of the utility model Board-to-Board Electrical Connector.

Fig. 3 is the three-dimensional exploded view of another angle of Fig. 2.

Fig. 4 is the partial enlarged drawing of chain-dotted line part among Fig. 3.

Fig. 5 is the utility model Board-to-Board Electrical Connector power supply terminal and signal terminal stereogram.

[embodiment]

See also shown in Fig. 1 to 3, the utility model Board-to-Board Electrical Connector 100 comprises insulating body 1 that lengthwise extends, is immobilizated in some

signal terminals

31,32 that are bent into the power supply terminals 2 of 90 degree and are bent into 90 degree on the insulating body 1, wherein, insulating body 1 comprises upper surface 11, lower surface 12 and lateral surface 13.

Please cooperate and consult Fig. 4, shown in Figure 5, in insulating body 1, be provided with along arranging perpendicular to the insulating body longitudinally and running through its upper and lower surperficial terminal containing slot of 11,12 15,16,17, wherein, be provided with a groove 151 in the accepting groove 15, be provided with a groove 161 in the accepting groove 16, be provided with groove 171,172 in the accepting groove 17, these accepting grooves are interconnected on arragement direction, and are intervally arranged along the insulating body longitudinally.Described accepting groove 15,16,17 has general utility functions, all can be used for accommodating respectively power supply terminal 2 or

signal terminal

31,32, wherein, accepting groove 15,17 can be accommodated signal terminal 32 and signal terminal 31 respectively, or accepting groove 16 and 17 can be used for accommodating power supply terminal 2.On lateral surface 13, have opening 18, be used to accommodate second connecting portion 22 of power supply terminal 2, bottom surface 181 at opening 18 has groove 182, wherein, bottom surface 181 is used to support the projection 315 of signal terminal 31, and groove 182 is used for the bottom surface of second connecting portion 22 of Power Support terminal 2 or second junction 311 of signal terminal 31.

Power supply terminal 2 is housed in the terminal containing slot 16 and 17 combination conduit of correspondence of insulating body 1, it comprises sheet holding parts 23, first connecting portion 21 and second connecting portion 22, wherein, have on the holding parts 23 on a projection 231, the second connecting portions 22 near projection 231 places and have a groove 24.When in the combination conduit of the terminal containing slot 16 of the correspondence that power supply terminal 2 is contained in insulating body 1 and 17, this projection 231 fastens with accepting groove 16 inner groovies 161, thereby guarantees that power supply terminal 2 firmly is housed in the accepting groove 16.

Signal terminal 31 comprises holding parts 313, first junction 312 and second junction 311 that is retained in the accepting groove 17, wherein, have about one and upwardly extending symmetrical projection 314 on the holding parts 313, the end of second junction 311 has a symmetrical projection 315, when signal terminal 31 is inserted accepting groove 17, groove 171 in projection 314 and the accepting groove 17 fastens, and projection 315 cooperates with groove 181, thereby guarantees that signal terminal 31 firmly is housed in the accepting groove 17.

Signal terminal 32 comprises holding parts 323, first junction 322 and second junction 321 that is retained in the accepting groove 15, one symmetrical projection 324 is wherein arranged on the holding parts 323, the end of second junction 321 has a symmetrical projection 325, when signal terminal 32 is inserted accepting groove 15, projection 324 fastens with groove 151, groove 172 in projection 325 and the accepting groove 17 fastens, thereby guarantees that signal terminal 32 firmly is housed in the accepting groove 15.First junction 322 of first connecting portion 21 of power supply terminal 2, first junction 312 of signal terminal 31 and signal terminal 32 extends from body 1 lower surface 12 that insulate; Second junction 321 of second connecting portion 22 of power supply terminal 2, second junction 311 of signal terminal 31 and signal terminal 32 extends from body 1 lateral surface 13 that insulate.The connecting portion of described power supply terminal and the junction of signal terminal can cooperate with corresponding hole, the groove (not shown) on two perpendicular circuit board.

The power supply terminal sectional area of the utility model in the accepting groove of these Board-to-Board Electrical Connector 100 insulating bodies 1 is bigger, can reduce the impedance of metal terminal, and then reduces the caloric value of terminal in the transmission course of power supply, improves the transmission quality of power supply terminal; In addition, same row's terminal containing slot can be distinguished different power supply terminal of installation structure and signal terminal, therefore, can satisfy different instructions for uses according to actual conditions to the quantity of terminal and arrange and carry out certain change.

Claims

1. Board-to-Board Electrical Connector, be used to connect two circuit boards, it comprises insulating body that lengthwise extends, is immobilizated in some signal terminals and power supply terminal on the insulating body, wherein be provided with some terminal containing slots that run through the insulating body upper and lower surface in the insulating body, some signal terminals and power supply terminal all are housed in the terminal containing slot of insulating body correspondence, it is characterized in that: described terminal containing slot is provided with along the insulating body longitudinally, have general physical dimension, described power supply terminal is the flat with larger sectional area.

2. Board-to-Board Electrical Connector as claimed in claim 1, it is characterized in that: each terminal containing slot can be divided into some independent terminal containing slots that are interconnected again, described independent terminal containing slot all can be used to accommodate signal terminal, and adjacent independent terminal containing slot can combine and accommodates the power supply terminal different with the signal terminal structure.

3. Board-to-Board Electrical Connector as claimed in claim 1 is characterized in that: described some terminal containing slots that are interconnected are provided with groove along arranging perpendicular to the insulating body longitudinally in the longitudinally sidewall.

4. Board-to-Board Electrical Connector as claimed in claim 1 is characterized in that: power supply terminal and signal terminal all are bent into 90 degree.

5. Board-to-Board Electrical Connector as claimed in claim 3 is characterized in that: power supply terminal and signal terminal all have holding parts, and the position of its corresponding described groove is provided with projection.

6. Board-to-Board Electrical Connector as claimed in claim 5 is characterized in that: power supply terminal is provided with a groove near its projection place.

7. Board-to-Board Electrical Connector as claimed in claim 5, it is characterized in that: described power supply terminal also comprises first connecting portion and second connecting portion, described first connecting portion is passed by the lower surface of insulating body, and described second connecting portion is passed by the lateral surface opening of insulating body.

8. Board-to-Board Electrical Connector as claimed in claim 5, it is characterized in that: described signal terminal also comprises first junction and second junction, described first junction is passed by the lower surface of insulating body, and described second junction is passed by the lateral surface opening of insulating body.

9. Board-to-Board Electrical Connector as claimed in claim 2 is characterized in that: the position of the corresponding insulating body lateral surface of signal terminal opening bottom recesses is provided with projection.

10. Board-to-Board Electrical Connector as claimed in claim 1 is characterized in that: described Board-to-Board Electrical Connector is used to connect two orthogonal circuit boards.