CN2490714Y

CN2490714Y - Electric connector

Info

Publication number: CN2490714Y
Application number: CN01228749U
Authority: CN
Inventors: 马浩云
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: 2001-06-26
Filing date: 2001-06-26
Publication date: 2002-05-08
Anticipated expiration: 2011-06-26

Abstract

The utility model discloses an electric connector used for the electric connection of a flexible line and a circuit board, comprising an insulating body, a plurality of terminals and a boom part, wherein a groove path is arranged on the sidewall of the insulating body, and a convex block is formed close to the sidewall of the insulating body; a plurality of terminals are fixed in the insulating body; two ends of the boom part are extended and provided with two arm parts; each arm part is extended to form a rotating shaft; the rotating shaft is arranged in the groove path of the insulating body; the ends of the arm parts are extended and provided with a positioning pin. When the utility model is in open stale, the positioning pin is stopped by the convex block, so as to realize the positioning of the boom part and prevent the boom part from being damaged because of accidental sloshing.

Description

Electric connector

The utility model is relevant a kind of electric connector, refers to a kind of being used for flexible printed wiring (F1exible Printed Circuit, FPC) electric connector that electrically connects with a circuit board especially.

Flexible line connector is a kind of flexible printed wiring (FPC) to be electrically connected to electric connector on another circuit board, and it generally includes one and is installed in the insulating body on the circuit board and is contained in plurality of conductive terminals in the corresponding accepting groove of this insulating body.Offer the opening that communicates with accepting groove on the insulating body, accommodating the end of flexible circuit board, thereby printed circuit and conducting terminal on the flexible circuit board are electrically conducted.In addition, on insulating body, also be equiped with a swing arm spare so that flexible circuit board is fixed in this flexible line connector.

See also shown in Figure 1ly, existing electric connector 1 ' comprises insulating body 2 ', plurality of terminals 3 ' and is installed in swing arm spare 4 ' on the insulating body 1 '.Swing arm spare 4 ' can turn to horizontal level by the upright position, thereby changes between closure state and open mode.When swing arm spare 4 ' is in open mode,, very easily tilts, rock, and cause operational inconvenience because of it is difficult to the location.Adopt the electric connector of similar structures design can consult United States Patent (USP) the 4th, 778, No. 403, the 5th, 458, No. 506 and the 5th, 580, cases such as No. 272.

In view of this, this structure of existing electric connector has improved necessity in fact.

The purpose of this utility model is to provide a kind of electric connector, can realize the reliable location of electric connector swing arm spare, thereby operational convenience is provided.

For achieving the above object, the utility model adopts following technical scheme: electric connector comprises insulating body, plurality of conductive terminals and swing arm spare, wherein insulating body comprises top and bottom, connect by two relative sidewalls between the two, and therebetween be formed with the cavity that to accommodate flexible circuit board, sidewall is provided with conduit, and the place is formed with projection in the insulating body adjacent sidewall, the plurality of terminals accepting groove is arranged in the insulating body, plurality of terminals is fixed in the terminal containing slot of insulating body, swing arm spare is installed on the insulating body, it includes a stock, and the opposite end extension of this stock is provided with two arms, and arm has extended to form rotating shaft, this rotating shaft is installed in the conduit of insulating body, thereby this swing arm spare is able to relative insulating body and turns to opening or closure state, and the end extension of arm is provided with alignment pin, when opening, alignment pin is insulated the set projection of body to be stopped, thereby realizes the location of swing arm spare.

Compared to prior art, the utility model is positioned in the fixed position by the improvement of insulating body and swing arm spare structure when making swing arm spare be in opening, prevents that its accident from rocking and cause damage, and is convenient to operation.

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

Fig. 1 is the three-dimensional combination figure that existing flexible line connector is in open mode.

Fig. 2 is the three-dimensional combination figure that the utility model electric connector is in open mode.

Fig. 3 is the three-dimensional combination figure that electric connector shown in Figure 2 is in closure state.

Fig. 4 is the three-dimensional exploded view of electric connector shown in Figure 2.

Fig. 5 is the cutaway view of the utility model electric connector along Fig. 4 A-A line direction.

Fig. 6 is the vertical view of the swing arm spare of the utility model electric connector.

Fig. 7 is the end view of the utility model electric connector when swing arm spare is in open mode.

Fig. 8 is the end view of the utility model electric connector when swing arm spare is in closure state.

Fig. 9 is the cutaway view of the utility model electric connector along Fig. 2 B-B line direction.

Figure 10 is the cutaway view of the utility model electric connector along Fig. 3 C-C line direction.

Please consult Fig. 2 simultaneously to shown in Figure 4, the utility model electric connector 100 comprises the swing arm spare 106 of the insulating body 102 that contains plurality of conductive terminals 104 and an insulation material, this swing arm spare 106 is installed on the insulating body 102 by a rotating shaft 130, can (showing as Fig. 2) rotation between closure state (showing as Fig. 3) and open mode.

Insulating body 102 comprises horizontal-extending and slightly is the top 108 and the bottom 110 of tabular configuration that sidewall 112 one of vertically being extended by insulating body 102 both sides connect between the two.Aforementioned top 108, bottom 110 and two side 112 surround the cavity 114 that formation one has open front 116.The bottom 110 is provided with the plurality of terminals accepting groove 118 that communicates with cavity 114, accommodating terminal 104, and in the bottom 110 1 ends are positioned at 116 liang of side positions of open front and are formed with holding part 158, in order to fasten with swing arm spare 106.

Have on each sidewall 112 to extend forward formation one slit 115 between fixed arm 103 and elastic arm 113 is set and fixed arm 103 that links to each other with aforementioned bottom 110 and the elastic arm 113 that is positioned at fixed arm 102 outsides.Fixed arm 102 has front end face 121, and aforementioned holding part 158 just is positioned at the place ahead of this front end face 121.Elastic arm 113 slightly is lamellar configuration, and it has big elasticity, and is formed with the conduit 120 that connects its both sides in these elastic arm 113 middle and upper parts, can move therein for rotating shaft 130.See also Fig. 5, be extended with projection 119 forward, below projection 119, form depressed part 117, in order to the alignment pin 123 of accommodating swing arm spare 106 from the inwall 111 of slit 115.

Please cooperate and consult shown in Figure 6ly, swing arm spare 106 comprises a stock 124, and stock 124 two ends one are extended does not have a pair of arm 126, and is provided with groove 128 between arm 126 and the stock 124.This two arm 126 can be contained in the corresponding slit 115 of insulating body 102.The outer surface of each arm 126 extends and is provided with a rotating shaft 130, and 121 groups of the front end faces of the body 102 that can insulate are certainly gone in the respective slit 115 and are contained in the conduit 120.The end extension of arm 126 is provided with alignment pin 123, can be contained in the depressed part 117 of insulating body 102, and be stopped by projection 119, in order to location swing arm spare 106.

See also shown in Figure 4, stock 124 two ends of swing arm spare 106 extension downwards are provided with a pair of cantilever 154, each cantilever 154 end is formed with one to projecting inward hangnail 156, can fasten with the corresponding holding part 158 on the bottom 110 of insulating body 102, thereby effectively swing arm spare 106 is fixed on closure state.

Terminal 104 comprises contact arm 138 and termination section 144, contact arm 138 is contained in the accepting groove 118 of insulating body 102, and in order to be connected with butt connector, its front end forms a lug boss 142,144 of termination section are stretched out from insulating body 102 rears, in order to be connected with circuit board (not shown).

Please cooperate and consult Fig. 7, when swing arm spare 106 and insulating body 102 are combined, two arms 126 are slided backward along the slit 115 of insulating body 102 both sides respectively, behind rotating shaft 130 contact resilient arms 113, elastic arm 113 elasticity laterally opens, and rotating shaft 130 can be entered in the conduit 120 smoothly, simultaneously, the front end of the fixed arm 103 of insulating body 102 just is contained in the groove 128 of swing arm spare 106, thereby finishes the assembling process of swing arm spare 106 and insulating body 102.This electric connector 100 is when practical application, and when swing arm spare 106 is in open mode, flexible circuit board can be inserted insulating body 102.At this moment, the alignment pin 123 of swing arm spare 106 arms 126 is contained in the depressed part 117 of insulating body 102, and is stopped by projection 119, thereby swing arm spare 106 is able to reliable location, and unlikely generation such as tilts, rocks at situation.The continuous Fig. 8 that sees also, mobile swing arm spare 106, make rotating shaft 130 in conduit 120 slides forwards, alignment pin 123 breaks away from the depressed part 117 of insulating body 102 thereupon, and then rotate swing arm spare 106, and the cooperating of set corresponding holding part 158 on the hangnail 156 of borrowing cantilever 154 and insulating body 102 bottoms 110, effectively swing arm spare 106 is fixed in closure state.

See also Fig. 9 and shown in Figure 10, when swing arm spare 106 was in open mode, flexible circuit board can be inserted in the insulating body 102.The stock 124 of swing arm spare 106 is provided with a compressive plane 160, show as Figure 10, when swing arm spare 106 is in closure state, this compressive plane 160 is just relative with protuberance 142, when thereby flexible circuit board (not shown) is contained in the utility model electric connector 100, is fixed between the protuberance 142 of compressive plane 160 and terminal 104 and and electrically conducts with conducting terminal 104.

In addition, also can be provided with pit on the alignment pin 123, can with the most advanced and sophisticated tabling in projection 119 bottoms of insulating body 102, further prevent moving of alignment pin 123.

Claims

1. electric connector, in order to a flexible circuit board and a circuit board are electrically connected, comprise insulating body, plurality of terminals and swing arm spare, wherein insulating body comprises top and bottom, connect with two relative sidewalls between the two, and therebetween be formed with the cavity that to accommodate flexible circuit board, the plurality of terminals accepting groove is arranged in the insulating body, plurality of terminals is fixed in the terminal containing slot of insulating body, it has the contact site that extends in the insulating body cavity and can electrically connect with flexible circuitry, swing arm spare is installed on the insulating body, it includes a stock, and the opposite end extension of this stock is provided with two arms, and it is characterized in that: sidewall is provided with conduit, and the place is formed with projection in the insulating body adjacent sidewall, the arm of swing arm spare has extended to form rotating shaft, and this rotating shaft is installed in the conduit of insulating body, and the extension of the end of arm is provided with alignment pin, when opening, alignment pin is insulated the set projection of body to be stopped.

2. electric connector according to claim 1 is characterized in that: have the elastic arm that extends the fixed arm that is provided with and links to each other with aforementioned bottom forward and be positioned at the fixed arm outside on each sidewall of insulating body, described elastic arm slightly is lamellar configuration.

3. electric connector according to claim 2 is characterized in that: form a slit between fixed arm and the elastic arm, described channel shaped is formed in the elastic arm middle and upper part and is connected with slit.

4. electric connector according to claim 3 is characterized in that: projection extends forward and forms from the inwall of slit, and the projection below forms depressed part, and the alignment pin of swing arm spare arm is placed in the depressed part.

5. electric connector according to claim 4, it is characterized in that: alignment pin is provided with pit, with the most advanced and sophisticated tabling in the projection bottom of insulating body, further prevents moving of alignment pin.

6. electric connector according to claim 1 or 5, it is characterized in that: terminal has in order to this electric connector is installed on the termination section on the circuit board.