CN201112672Y

CN201112672Y - Flexible circuit board connector

Info

Publication number: CN201112672Y
Application number: CNU200720055541XU
Authority: CN
Inventors: 何信宗; 李云谦; 黄仲信; 杨美娟
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2007-08-10
Filing date: 2007-08-10
Publication date: 2008-09-10
Anticipated expiration: 2017-08-10

Abstract

A flexible circuit board connector comprises an insulating seat, a plurality of electrically-conductive terminals, a cover plate and support pieces. The insulating seat is provided with a storage groove. The electrically-conductive terminals are stored inside the storage groove of the insulating seat. The cover plate is articulated on the insulating seat and has vertical parts at two opposite sides thereof. The upper end of the vertical part protrudes outwards to form a lateral edge with an arched cross section. The support pieces are fixed at two opposite sides of the insulating seat and have a welding part, an arched part extending from the welding part, and an elastic arm extending from the arched part. One end of the elastic arm has a guide surface which tilts from the elastic arm towards the welding part. In the utility model, the vertical parts of the cover plate are fixed by the elastic arms of the support pieces and the lateral edges of the cover plate are fixed by the arched parts of the support pieces, so that the cover plate is fastened; and the guide surfaces of the support pieces guide a flexible circuit board to facilitate the insertion of the flexible circuit board into the connector.

Description

Flexible circuit board connector

Affiliated technical field

The utility model relates to a kind of flexible circuit board connector, relates in particular to the flexible circuit board connector of a kind of energy securing cover plate and guiding flexible PCB.

Background technology

United States Patent (USP) the 7th, 189 has disclosed a kind of flexible circuit board connector No. 104, and this connector comprises insulating base frame, conducting terminal, cover plate and strutting piece.Insulating base frame is provided with several accepting grooves.Conducting terminal is housed in the accepting groove.Strutting piece is fixed on the opposite end of insulating base frame, strutting piece has a base portion, from the top of base portion to the elastic arm of a lateral buckling and the insertion section of coming out from the middle part vertical extent of base portion.Cover plate is square-shaped, and cover plate is articulated on the insulating base frame.

Above-mentioned flexible circuit board connector is fixed this cover plate by the elastic arm clamping cover plate of the strutting piece that is arranged at the insulating base frame both sides respectively, yet the chucking power between cover plate and the strutting piece is less, and cover plate overturns to the enable possition easily.

The utility model content

The purpose of this utility model is to provide a kind of flexible circuit board connector at the defective that above-mentioned prior art exists, and this connector can not only be guided flexible PCB and be inserted, and can make cover plate fixation under the state of closure.

For achieving the above object, the utility model flexible circuit board connector comprises insulating base frame, several conducting terminals, cover plate and two strutting pieces.Be provided with the accepting groove that several accommodate conducting terminal in the insulating base frame.Cover plate is articulated on the insulating base frame, and the relative both sides of this cover plate have the vertical portion respectively, and the vertical portion slightly slopes inwardly from bottom to top, and the upper end of vertical portion is to being protruded with the curved incline of cross section.This two strutting piece is fixed on the insulating base frame, strutting piece has weld part, extend laterally from the weld part top can with the arch portion of the incline butt of cover plate and the elastic arm that extends downwards from arch portion, the outside of elastic arm form that front and back extend can with the tru(e)ing face of the vertical portion butt of cover plate, it is skewed that the tru(e)ing face is from top to bottom, and the elastic arm front side is along having the guiding face angled with the tru(e)ing face.

As mentioned above, the utility model flexible circuit board connector utilizes the guiding face guiding flexible PCB of strutting piece to make flexible PCB easily insert this flexible circuit board connector by in the insulating base frame both sides strutting piece being set respectively; In addition, the incline of the vertical portion of the elastic arm clamping cover plate of strutting piece and the arch portion clamping cover plate of strutting piece forms powerful the interference and securing cover plate, and then the firm grip flexible PCB.

Description of drawings

In Figure of description

Fig. 1 is the three-dimensional exploded view of the utility model flexible circuit board connector;

Fig. 2 is the cutaway view of the utility model flexible circuit board connector longitudinally cutting;

Fig. 3 guides the three-dimensional combination figure of flexible PCB when cover plate is in open mode for the utility model;

Fig. 4 is the cutaway view of the utility model flexible circuit board connector transverse cross sectional.

The description of reference numerals of each element is as follows among the figure:

Insulating base frame 1 conducting terminal 2

Cover plate 3 strutting pieces 4

Upper substrate 11 infrabasal plates 12

Connecting portion 13 support arms 14

Upper groove 111 low grooves 121

Accepting groove 131 patchholes 141

Block 142 end differences 143

Base portion 21 driving arms 22

Articulated section 221 linking arms 23

Weldering tail 24 bodies 31

Vertical portion 311 inclines 312

Rotating shaft 313 recesses 314

Cam 315 weld parts 41

Arch portion 42 elastic arms 43

The tru(e)ing face 431 guiding faces 432

Insertion section 44 blocking arms 45

Flexible PCB 5 inserts limit 51

Embodiment

By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.

See also Fig. 1, the utility model flexible circuit board connector comprises insulating base frame 1, several conducting terminals 2, cover plate 3 and pair of engage members 4.

The infrabasal plate 12 that insulating base frame 1 has upper substrate 11, be arranged in parallel with upper substrate 11, be vertically connected on the connecting portion 13 of upper substrate 11 and infrabasal plate 12 rear ends and the support arm 14 that extends upwardly to upper substrate 11 upper surfaces from the relative both sides of infrabasal plate 12.The width of upper substrate 11 is less than the width of infrabasal plate 12, and the upper groove 111 that extends before and after offering on the lower surface of upper substrate 11.Offer on the upper surface of infrabasal plate 12 and upper groove 111 corresponding low grooves 121.Two end distance support arms, 14 a distance protruding upward are by end difference stepped behind the forward direction 143 about infrabasal plate 12.The front surface of connecting portion 13 offers the accepting groove 131 that extends up and down backward, and accepting groove 131 is communicated with corresponding upper groove 111 and low groove 121.The medial surface of support arm 14 and connecting portion 13 intersections are protruded one and are The block 142 of shape.Be formed with the patchhole 141 that is parallel to each other with low groove 121 between the medial surface of the lateral surface of the bottom surface of block 142, end difference 143 and support arm 14, and this patchhole 141 runs through connecting portion 13.

See also Fig. 1 and Fig. 2, conducting terminal 2 has a base portion 21.Base portion 21 is housed in the accepting groove 131 of connecting portion 13 of insulating base frame 1, the upper end of this base portion 21 and lower end respectively forward approximate vertical extend a driving arm 22 and a linking arm 23.Driving arm 22 rear ends are housed in the upper groove 111 of upper substrate 11.The front end of driving arm 22 upwards bending bends and extends into curved articulated section 221 more forward downwards, and articulated section 221 extend out to the front end edge of upper substrate 11 in the upper groove 111.Linking arm 23 is housed in the low groove 121 of infrabasal plate 12 of insulating base frame 1.The lower end of base portion 21 extend back out one the weldering tail 24, this weldering tail 24 is welded on (not shown) on the circuit board.

Please continue to consult Fig. 1 and Fig. 2, cover plate 3 has a body 31, and the relative both sides of this body 31 have vertical portion 311 respectively, and this vertical portion 311 slightly slopes inwardly from bottom to top, and the upper end of this vertical portion 311 outwards is extruded with the curved incline of cross section 312.The rear end of vertical portion 311 vertically is outward extended with the rotating shaft 313 that is column.The rear end of body 31 is spaced apart forward to be provided with some recesses 314, is provided with cam 315 in this recess 314.Cam 315 articulates with the articulated section 221 of driving arm 22 and cooperates.

Strutting piece 4 has weld part 41, and these weld part 41 tops are arcuation to a side and are bent to form an arch portion 42.This arch portion 42 extends to form an elastic arm 43 downwards, and this elastic arm 43 slightly tilts to weld part 41.The outside of elastic arm 43 forms the tru(e)ing face 431 that extend front and back, and the tru(e)ing face 431 slightly tilts to weld part 41 from top to bottom, and elastic arm 43 front sides are along having the chamfering angled with the tru(e)ing face 431, thereby forms guiding face 432.The upper end on the rear side edge of weld part 41 extends back an insertion section 44, and a blocking arm 45 is being extended vertically upward near arch portion 42 places in insertion section 44.Patchhole 141 backs that insulating base frame 1 is inserted in insertion section 44 constitute the rotating shaft 312 of the through hole of a square shape in order to pivot joint cover plate 3 with blocking arm 45, block 142, thereby make cover plate 3 can be in closure or opening.

See also Fig. 3 and Fig. 4, when flexible PCB 5 inserts this flexible circuit board connector, the insertion limit 51 contact guiding faces 432 of flexible PCB 5.Because the chamfering that guiding face 432 and the tru(e)ing face 431 are angled, therefore, flexible PCB 5 can insert in the flexible circuit board connector to insulating base frame 1 slides within along guiding face 432, at this moment, closure flap 3, because vertical portion 311 slightly slopes inwardly from bottom to top, the tru(e)ing face 431 is slightly outward-dipping from top to bottom, therefore, the vertical portion 311 of cover plate 3 can move downward until the incline 312 of cover plate 3 along the tru(e)ing face 431 and replace arch portion 42.Under this state, be positioned at the incline 312 of the arch portion 42 clamping cover plates 3 of insulating base frame 1 both sides, the tru(e)ing face 431 of elastic arm 43 is pressed on the vertical portion 311 of cover plate 3, powerfully interfere and cover plate 3 is clamped between two strutting pieces 4 thereby make between strutting piece 4 and the cover plate 3 to form, and then cover plate 3 clamps flexible PCB 5 with strutting piece 4.

In sum, the utility model flexible circuit board connector makes flexible PCB 5 insert in the flexible circuit board connector easily by the guiding face 432 guiding flexible PCBs 5 of the strutting piece 4 that is arranged on insulating base frame 1 both sides; Make by the vertical portion 311 of the tru(e)ing face 431 clamping cover plates 3 of the incline 312 of the strutting piece 4 arch portions 42 clamping cover plates 3 that are arranged on insulating base frame 1 both sides and elastic arm 43 to form powerful the interference between strutting piece 4 and the cover plate 3, thus can be firm after cover plate 3 closures be fixed between the strutting piece 4 to clamp flexible PCB 5.

Claims

1. flexible circuit board connector comprises: insulating base frame, and plurality of conductive terminals, cover plate and strutting piece, insulating base frame is provided with accepting groove; Plurality of conductive terminals is housed in the accepting groove of insulating base frame; Cover plate is articulated on the insulating base frame, and the relative both sides of cover plate have the vertical portion respectively, and the vertical portion slightly slopes inwardly from bottom to top; Strutting piece is fixed on the insulating base frame, strutting piece has weld part, extend laterally from the weld part top can with the arch portion of the incline butt of cover plate and the elastic arm that extends downwards from arch portion, it is characterized in that: the upper end of vertical portion is to being protruded with the curved incline of cross section, the outside of elastic arm form that front and back extend can with the tru(e)ing face of the vertical portion butt of cover plate, it is skewed that the tru(e)ing face is from top to bottom, and the elastic arm front side is along having the guiding face angled with the tru(e)ing face.

2. flexible circuit board connector according to claim 1 is characterized in that: the middle part on the rear side edge of the weld part of described strutting piece extends back an insertion section, and this insertion section is fixed on the described insulating base frame.

3. flexible circuit board connector according to claim 2, it is characterized in that: a blocking arm is being extended vertically upward near the arch portion place in described insertion section, the infrabasal plate that described insulating base frame has upper substrate, be arranged in parallel with upper substrate, be vertically connected on the connecting portion of upper substrate and infrabasal plate rear end and be connected infrabasal plate and the support arm of the relative both sides of upper substrate, the medial surface of support arm is protruding with one and is

The block of shape, the relative both sides of described cover plate are respectively equipped with rotating shaft, and this rotating shaft is articulated between block, blocking arm and the insertion section.