CN2452154Y

CN2452154Y - Electric connector

Info

Publication number: CN2452154Y
Application number: CN00260844U
Authority: CN
Inventors: 陈强; 史广星
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: 2000-10-25
Filing date: 2000-10-25
Publication date: 2001-10-03
Anticipated expiration: 2010-10-25

Abstract

The utility model discloses an electric connector, comprising an insulation main body, a plurality of conductive terminals, a shielding component covered on the outer side of the insulation main body, and blocking board combined on the insulation main body, wherein, the insulation main body is provided with a base part in an upright shape by extending along a vertical direction, and the base part is provided with a tongue board in a vertical thin board shape by extending forwards. Furthermore, the bottom surface of the tongue board is lower than the bottom surface of the base part, welding parts of the end parts of the terminals are connected with a circuit board by the technology (SMT) of attaching on surfaces. The bottom surface of the tongue board and the corresponding shield casing body covered out of the tongue board sink below the circuit board by the structure so as to achieve the effects of saving space and reducing mechanism thickness.

Description

Electric connector

The utility model is relevant a kind of electric connector, refers to a kind of general bus of confluxing (USB) electric connector that is applied to notebook computer and is the depositing plate type structure especially.

Along with the development of notebook computer, also more and more higher to the requirement of electronic installation, it not only will have stronger signal transfer functions, more will have the characteristics of miniaturization.The present widely used universal bus of confluxing (Universal Serial Bus; USB) electric connector is fast because of its speed, and can transmit how dissimilar electronic signals, and becomes a kind of signal transmission standard of industry, and the trend that replaces traditional input/output interface is arranged.The conflux design of bus electric connector of traditional common type mainly contains two kinds, and a kind of terminal level row is located at forms the horizontal type electric connector in the electric connector, the terminal of this kind design and all the other assembly manufacturings are simple, winding is easy, but too take the circuit board horizontal space.The another kind of terminal vertical row is located in the electric connector and form the vertical type electric connector, the patent relevant with this vertical type electric connector see also No. the 85217217th, 85218083, TaiWan, China patent application etc.The three-dimensional exploded view of No. 85217217 electric connector that patent application case disclosed as shown in Figure 1, this electric connector is provided with vertical block insulation body 6, vertically stacking row is provided with four terminal accommodating chambers 61 on body 6, these reception rooms 61 all contain a conducting terminal 7, each conducting terminal 7 all has butt end 71, fixing end 72 and the tail end 73 that bends to the circuit board direction with respect to reception room diverse location place certainly, wherein tail end 73 trailing flank that is parallel to body 6 extends arrangement downwards, and further is housed between the two side of the positioned at intervals groove 62 of being located at insulating body 6 trailing flanks.When this connector was fixed on the circuit board, its upright structures was compared to the horizontal type electric connector, and the horizontal area that takies circuit board reduces relatively, but because of it highly increases, take than large space, thereby increase integral thickness, development trend obvious and the notebook computer slimming is not inconsistent.In addition, terminal 7 is gone into and is had outside part-structure is exposed to from the rear end face group of the body 6 that insulate in above-mentioned structure, and when metal shell was assembled, terminal very easily touched metal shell and short circuit phenomenon occurs, thereby caused the hidden danger of signal transmission security.

The purpose of this utility model is to provide a kind of vertical type depositing plate type electric connector, and it can effectively save the space guaranteeing that signal transmits under the reliable situation, reduces mechanism's integral thickness.

For achieving the above object, the utility model adopts following technical scheme: electric connector includes base portion at least, butted part and plurality of conductive terminals, this base portion is the vertical insulating component that vertically extends, and has the basal surface that engages with circuit board, butted part is located at base portion one side and is used for butt joint, butted part comprises that several are vertically arranged and all parallel extending back connects the reception room of base portion, the conducting terminal correspondence is contained in the reception room of insulating body, each terminal is equipped with and docks the docking section that electric connector terminal connects, its other end then is provided with and can electrically be engaged in afterbody on the circuit board in its distal portion, and each terminal also is provided with in order to be retained on the holding parts in the aforementioned reception room, wherein, the bottom of this butted part is positioned at the bottom base surface below.

Electric connector with above-mentioned feature, wherein said butted part includes from base front surface and extends forward and be vertical laminal hyoplastron, and be frame mouth configuration and be enclosed in the outer shielding casing of hyoplastron, the basal surface of this hyoplastron is lower than the basal surface of base portion, thereby form a heavy board-like structure, can reach and save the space, reduce the effect of mechanism's thickness.The set baffle plate of electric connector closely combines at the insulating body trailing flank, can reach the fixed terminal afterbody and isolate shielding casing and the effect of terminal, thereby guarantee the signal safety of transmission.

The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.

Fig. 1 is the three-dimensional exploded view of existing electric connector.

Fig. 2 is the three-dimensional exploded view of the utility model electric connector.

Fig. 3 is the stereogram behind the part component composition in the member shown in Figure 2.

Fig. 4 is the insulating body of the utility model electric connector and the three-dimensional combination figure of terminal.

Fig. 5 is the three-dimensional combination figure of the utility model electric connector.

Fig. 6 is along the cutaway view of A-A direction among Fig. 5.

The end view that Fig. 7 matches with circuit board for the utility model electric connector.

See also Fig. 2 and Fig. 7, the utility model electric connector includes insulating body 1, is coated on the shading member 2 in insulating body 1 outside, organizes the baffle plate 3 and the conducting terminal 4 that place insulating body 1 trailing flank.Wherein insulating body 1 is provided with the base portion 11 that vertically extends and be vertical, this base portion 11 has the basal surface 110 (ginseng Fig. 4) that can be engaged on the circuit board 5, extend forward to be provided with from the front surface of this base portion 11 and be vertical laminal hyoplastron 12, and the basal surface 120 of this hyoplastron 12 is lower than the basal surface 110 (ginseng Fig. 4) of base portion 11.In addition, be provided with the reception room 14 of several vertical arrangements and all parallel perforation base portion 11 that extends back from a sidewall of this hyoplastron 12, conducting terminal 4 is contained in wherein, and each reception room 14 includes the groove 142 that is arranged at hyoplastron 12 respectively, the through hole 143 that connects with this groove 142 and the slit 141 that is arranged on the two side up and down of through hole 143.Simultaneously, the both sides of insulating body 1 trailing flank 13 have been wholely set a pair of fin 17, and the bottom that relies on circuit board 5 one sides has been wholely set several spacer blocks 15, are formed with interval trough 16 therebetween, to isolate each terminal tails (being detailed later).

Conducting terminal 4 is vertically arranged and is contained in the corresponding reception room 14, it has the docking section 41 of V-shaped shape, being connected with docking section 41 one can be with reception room 14 interference engagement and through the interference part 42 (ginseng Fig. 6) of bending, be formed at interference part 42 ends and can be sticked in holding parts 43 in the slit 141, be parallel to kink 44 that circuit board 5 directions vertically are bent to form and the afterbody 45 towards the vertical bending of circuit board 5 directions from holding parts 43 ends from kink 44 ends, the kink 44 that wherein is arranged in lowest part and is housed in the terminal 4 of the reception room 14 of close circuit board be arranged in its top and be contained in the overbending direction of kink of terminal of other reception room 14 opposite, and the kink 44 of each terminal is all not isometric from top to bottom.These kinks 44 match with interval trough 16, can make terminal tails 45 keep preset space length and location easily, warpage takes place and short circuit phenomenon occurs being in contact with one another to prevent adjacent terminal 4 afterbodys 45, can improve the signal safety of transmission.Above-mentioned terminal tails 45 bends 90 degree laterally, makes it be formed with a horizontal weld part 46 that can engage with circuit board.

In addition, the set baffle plate 3 of electric connector is by closely combining the trailing flank 13 at insulating body 1 with the interference fit of fin 17 and the location that stops of spacer block 15, to reach fixed terminal afterbody 45 and to isolate shielding casing and the effect of terminal.Wherein baffle plate 3 lower ends are an inclined plane.

Metal shading member 2 is provided with corresponding to the shape of insulating body 1 and can be coated on outside it, it comprises first housing 21 and second housing 22 that is frame mouth configuration, each extension of the two side of said first shell 21 is provided with a fish plate 211, and convexes with cramp 212 on the side of the extension of this fish plate 211 end.Second housing 22 that matches with first housing 21, its housing is provided with square hole 222, pass and bend for above-mentioned cramp 212 and fasten its edge and first and second housing 21,22 is combined mutually, and its lower sidewall respectively is provided with a pair of fixing pin 221, can be sticked in the holding hole (not shown) of circuit board.First housing 21 of the hyoplastron 12 of insulating body 1 and shading member 2 constitutes the butted part of these electric connectors.

See also Fig. 5 and Fig. 7, when the electric connector group is located on the circuit board 5, terminal 4 is engaged on the circuit board 5 by weld part 46, and engage with corresponding holding hole on the circuit board 5 by fixing pin 221, make the basal surface 110 of the base portion 11 of insulating body 1 be close to the upper surface of circuit board 5, thereby the bottom of the butted part that is made of hyoplastron 12 and corresponding first housing 21 that is coated on its outer shielding casing 2 will be positioned at the below of circuit board 5.By this heavy board-like structure, can reach and save the space, reduce the effect of mechanism's thickness.

Please cooperate and consult Fig. 2 and shown in Figure 3, after consolidating 4 groups of conducting terminals in insulating body 1, the docking section 41 of terminal 4 is pressed into and is housed in the groove 142 of hyoplastron 12 via described through hole 143, and be retained in the slit 141 of reception room 14 by the holding parts 43 of terminal 4, the kink 44 of terminal 4 is close to base portion 11 trailing flanks 13 and is arranged in parallel along circuit board 5 directions, be directed downwards the interval trough 16 that extends and pass insulating body 1 trailing flank 13 bottoms as for 45 edges of afterbody of terminal 4 perpendicular to circuit board 5, in case 4 mutual butts of not-go-end and short circuit.3 groups on baffle plate is solid at insulating body 1 trailing flank 13, and the spacer block 15 of the fin by trailing flank 13 both sides 17 and bottom stops the location, and the kink 44 of terminal 4 and afterbody 45 further are interposed between baffle plate 3 and the trailing flank 13, and separate terminal 4 with shading member 2 in case this two contact and cause short circuit phenomenon.The insulating body 1 that is combined with baffle plate 3 and contains conducting terminal 4 is gone in first housing 21 from the trailing flank group of shading member 2 first housings 21, the then corresponding combinations thereof structure that embeds of second housing 22 of shading member 2, the cramp 212 of first housing 21 bends inwards and is fastened on the square hole 222 of second housing 22, and forms electric connector as shown in Figure 5.

Claims

1. electric connector, at least include base portion, butted part and plurality of conductive terminals, this base portion is the vertical insulating component that vertically extends, and has the basal surface that engages with circuit board, butted part is to be located at base portion one side to use for butt joint, butted part comprises that several are vertically arranged and all parallel extending back connects the reception room of base portion, the conducting terminal correspondence is contained in the reception room of insulating body, each terminal is equipped with and docks the docking section that electric connector terminal connects, its other end then is provided with and can electrically be engaged in afterbody on the circuit board in its distal portion, and each terminal also is provided with in order to be retained on the holding parts in the aforementioned reception room, it is characterized in that: the bottom of this butted part is positioned at the bottom base surface below.

2. electric connector as claimed in claim 1, it is characterized in that: from the terminal vertical bending of the holding parts of terminal and the parallel circuit boards direction is formed with a kink, and the kink that is housed in the terminal in the reception room of the most close circuit board with accommodate other reception room above it in the overbending direction of kink of terminal opposite, and the kink of each terminal is all not isometric from top to bottom.

3. electric connector as claimed in claim 1 is characterized in that: be provided with that corresponding up and down slit is accommodated the terminal holding parts and effect that the fixing terminal is provided in reception room one side.

4. electric connector as claimed in claim 3 is characterized in that: insulating body trailing flank appropriate location is provided with interval trough, to isolate the location terminal tails.

5. as claim 1 or 4 described electric connectors, it is characterized in that: electric connector includes and closely combines the baffle plate that is used for fixing terminal tails in the insulating body trailing flank.

6. electric connector as claimed in claim 5 is characterized in that: this electric connector further includes shading member, and it is coated on the insulating body outside and uses for electromagnetic shielding.

7. as claim 1 or 4 described electric connectors, it is characterized in that: butted part includes from aforementioned base front surface and extends forward and be vertical laminal hyoplastron and be frame mouth configuration and be enclosed in shielding casing outside the hyoplastron.

8. electric connector as claimed in claim 7 is characterized in that: aforementioned shading member comprises first housing and second housing, and the first housing two side is extended and to be provided with fish plate, and by the cramp that is convexly equipped with on the fish plate square hole fastening with second housing.

9. electric connector as claimed in claim 8 is characterized in that: aforementioned second housing sidewall is respectively arranged with a pair of fixing pin, fastens with corresponding holding hole on the circuit board.