CN201022110Y

CN201022110Y - Electric connector

Info

Publication number: CN201022110Y
Application number: CNU2007200016876U
Authority: CN
Inventors: 苏柏魁
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2007-02-02
Filing date: 2007-02-02
Publication date: 2008-02-13
Anticipated expiration: 2017-02-02

Abstract

An electric connector comprises an insulating body and a plurality of terminals, wherein the insulating body is provided with an accepting space and a plurality of terminal placing spaces; a first placing chamber which is communicated with the accepting space and a third placing chamber which is threaded to the bottom of the insulating body are separately formed in each terminal placing space; each terminal is separately extended with a first extending arm and a second extending arm, and the first and the second extending arms are separately placed in the first and the third placing chambers; the tail ends of the first and the second extending arms are all elastic free ends and separately form a first and a second contacting portions; and thereby, the first contacting portion of the terminal has the elasticity and can tightly contact with the signal junctions of the flexible arranging wire, and when electric connector is combined with a circuit board, the second contacting portion is arranged inside the insulating body and can reduce the space of occupying the circuit board.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, is meant a kind ofly in order to connecting flexible flat cable especially, and does not more take the electric connector of circuit board space.

Background technology

Announce on 08 21st, 2003 TaiWan, China patent announcement and number the known connector that No. 548879 " connector that the flexible print wiring of firmly seizing on both sides by the arms between housing and the packaged type actuator is used " disclosed a kind of FPC of being used for, above-mentioned connector comprises a housing, some contacts and an actuator, this housing bottom is provided with some slots, these contacts are to insert in these slots, each contact comprises a contact portion, one standing part and a leading edge subdivision, form the vertical projection from one day to this outside projection that clamp of contact portion of U-shaped section together with standing part, one end of this contact portion is provided with a contact point, this leading edge subdivision is to protrude into this outside and can be welded on the circuit board, above-mentioned connector is to be contacted with the base of FPC with the contact point of this contact portion, and reaches electric connection with FPC.

But, the contact portion of above-mentioned contact is the bossing that is resisted against housing, the contact point of this contact portion does not have elasticity, be difficult to contact closely, cause the signal transmission unstable easily, and the leading edge subdivision is to stretch out in this housing periphery outside with FPC, cause the depth of connector integral body longer, take than large space on circuit board, and be unfavorable for other electronic building brick of circuit board arrangement, its applicability is relatively poor.

Summary of the invention

Main purpose of the present utility model, be to provide a kind of electric connector, it can be arranged on the circuit board, be used to connect a flexible flat cable, the contact site that this electric connector and this circuit board electrically connect is that the position is in this insulating body, and contact with the signal contact of this flexible flat cable to have preferable flexible another contact site, reach electric connection.

In order to reach above-mentioned purpose, the utility model provides a kind of electric connector, comprise: an insulating body, it is concaved with a receiving space, this receiving space is concaved with the plurality of terminals accommodation space toward this insulating body inside, top-down one first accommodation chamber, one second accommodation chamber and one the 3rd accommodation chamber of forming respectively in each terminal accommodation space, this first accommodation chamber is to communicate with this receiving space and be positioned at the top of this second accommodation chamber, and the 3rd accommodation chamber is the below that is through to this insulating body bottom surface and is positioned at this second accommodation chamber; And plurality of terminals, it is arranged at these terminal accommodation spaces, each terminal has a base portion, this base portion is to extend to form one first adjutage respectively, one fixed arm and that is positioned at this first adjutage below is positioned at second adjutage of this fixed arm below, this fixed arm is to be inserted in this second accommodation chamber, this is first years old, second adjutage be placed in respectively this first, in the 3rd accommodation chamber, this first adjutage end is to be a free end, and upwards form one first contact site, this first contact site stretches in this receiving space, this second adjutage end is to be a free end, and forms one second contact site downwards.

The utlity model has following beneficial effect: second contact site of the utility model connector terminals is arranged in the insulating body, make the electric connector contraction in length, more do not take the space of circuit board, and contact the signal contact of this flexible flat cable with rubber-like first contact site, make the signal transmission more stable.

For enabling further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended graphic only provide with reference to and explanation usefulness, be not to be used for to the utility model limitr in addition.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model.

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

Fig. 3 is a three-dimensional combination figure of the present utility model.

Stereogram when Fig. 4 is the utility model connection flexible flat cable.

Vertical view when Fig. 4 A is the utility model connection flexible flat cable.

Fig. 5 is the A-A line profile among Fig. 4.

Embodiment

See also Figure 1 and Figure 2, the utility model provides a kind of electric connector, and in order to electrically connect with a circuit board 100, this circuit board 100 is equipped with two location holes 101, between this two location hole 101 and have several contacts 102, these contacts 102 are to be setting at interval.This electric connector comprises: an insulating body 10, plurality of terminals 20 and a brake component 30.

This insulating body 10 is to make with the plastic material of insulation, and is a cuboid.These insulating body 10 end faces nearby side centre are concaved with a storage tank 11 downwards, these storage tank 11 bottom surfaces are arranged with a receiving space 12 in addition downwards, this receiving space 12 is corresponding with the profile of a flexible flat cable 200, and its top and front side are opening-like, so that flexible flat cable 200 can be inserted this insulating body 10.

These receiving space 12 bottom surfaces are concaved with several and these terminal 20 corresponding terminal accommodation spaces 13 toward these insulating body 10 inside, these terminal accommodation spaces 13 are to be formed toward these insulating body 10 indents by these insulating body 10 leading flanks, this insulating body 10 top-down being arranged with respectively in each terminal accommodation space 13 forms one first accommodation chamber 131, one second accommodation chamber 132 and one the 3rd accommodation chamber 133 (please cooperate consult shown in Figure 5), this first accommodation chamber 131 is to communicate with this receiving space 12 and be positioned at this second accommodation chamber, 132 tops, the 3rd accommodation chamber 133 is positioned at these second accommodation chamber, 132 belows and is through to this insulating body 10 bottom surfaces, the degree of depth of the 3rd accommodation chamber 133 than this first, second accommodation chamber 131,132 is dark.

The nearly rear side of these insulating body 10 end faces place is arranged with an elongated slot 14 in addition downwards, and this elongated slot 14 is to be adjacent setting with this storage tank 11, and the degree of depth is dark than this storage tank 11.These insulating body 10 inner near and arranged on left and right sides places are provided with one respectively and wear groove 15, and this wears groove 15 is to be through to this insulating body 10 end faces and bottom surface.

Place, nearly both sides, these insulating body 10 bottom surfaces is convexly equipped with a columned reference column 17 respectively downwards in addition, and this reference column 17 is corresponding with the location hole 101 of this circuit board 100, uses for this electric connector location.

These terminals 20 are piece shapes, and to have conductivity and flexible metal material is made, these terminals 20 are to be inserted in these terminal accommodation spaces 13 by these insulating body 10 front sides, so make these terminals 20 at interval be installed on this insulating body 10.

Each terminal 20 has a base portion 21, one first adjutage 22, a fixed arm 23 and one second adjutage 24.This base portion 21 is to be contained in this terminal accommodation space 13 inner near leading flank places.

This first adjutage 22 is to be extended to form towards these insulating body 10 rear direction by these base portion 21 upper limbs, this first adjutage 22 is to be placed in first accommodation chamber 131 of this terminal accommodation space 13, these first adjutage, 22 ends are to be a rubber-like free end, and upwards form one first contact site 221, this first contact site 221 is to stretch in this receiving space 12 (please cooperate consult shown in Figure 5).

This fixed arm 23 is to be extended to form toward these insulating body 10 rear direction by these base portion 21 centre, and this fixed arm 23 is to be positioned at this first adjutage, 22 belows, and is inserted in second accommodation chamber 132 (please cooperate consult shown in Figure 5) of terminal accommodation space 13.

This second adjutage 24 is to be extended to form toward these insulating body 10 rear direction by these base portion 21 lower edges, this second adjutage 24 is the 3rd accommodation chambers 133 that are positioned at these fixed arm 23 belows and are placed in this terminal accommodation space 13, these second adjutage, 24 ends are to be a rubber-like free end, and form one second contact site 241 downwards, this second contact site 241 is to stretch out the outside, this insulating body 10 bottoms, and 102 corresponding with the contact of this circuit board 1 00 (please cooperate consult shown in Figure 5).

This brake component 30 is to make with metal material, has a top board 31, two side plates 32 and a kink 33.This top board 31 convexes with two parallel interval settings and is microscler fin 311, to strengthen the intensity of this brake component 30 itself.This two side plate 32 is to be extended to form by the bending downwards of these top board 31 both sides respectively.This kink 33 is to be extended to form by the bending downwards of these top board 31 rear sides, and corresponding with the elongated slot 14 of this insulating body 10.

The top board 31 of this brake component 30 is corresponding this receiving space 12 tops that are arranged at, this two side plate 32 is inserted in two of this insulating body 10 respectively and wears in the groove 15, this brake component 30 be can upper and lower slip this insulating body 10 that is arranged at, and between a primary importance (as Fig. 3) and a second place (as Fig. 4), slide.

Electric connector of the present utility model can be used for connecting flexible flat cable 200, makes this flexible flat cable 200 reach electric connection with this circuit board 100.These flexible flat cable 200 bottom surfaces have several signal contacts 201, and these signal contacts 201 are corresponding with first contact site 221 of these terminals 20.

See also shown in Figure 3, when this brake component 30 upwards slides into this primary importance, can be with this flexible flat cable 200 by inserting in this receiving space 12 between this insulating body 10 and the brake component 30.

See also shown in Fig. 4 and Fig. 4 A, when this brake component 30 slides down to this second place, this top board 31 is along with this brake component 30 enters in this storage tank 11, this flexible flat cable 200 is to be placed in this receiving space 12 and to be held between first contact site 221 of this top board 31 and these terminals 20, this first contact site 221 also closely is contacted with the signal contact 201 of this flexible flat cable 200 by the elasticity of itself, this electric connector can be connected with these flexible flat cable 200 excellent electrical property.This two side plate 32 is incorporated into this circuit board 100 downwards simultaneously, and this kink 33 also is contained in this elongated slot 14 (please cooperate consult shown in Figure 5).

When the utility model was installed on the circuit board 100, this two reference column 17 was to be inserted in this two location hole 101, so that this insulating body 10 can accurately be positioned on this circuit board 100 (please cooperate consult shown in Figure 2).Second contact site 241 of these terminals 20 is contact 102 contacts corresponding with this circuit board 100, and is positioned at these insulating body 10 inside (please cooperate consult shown in Figure 5).

Therefore, electric connector of the present utility model is when combining with this circuit board 100, second contact site 241 of these terminals 20 is that the position is in these insulating body 10 inside, and do not stretch out outside this insulating body 10 peripheries, make entire length of the present utility model to shorten, reduce the space that takies circuit board 100, allow circuit board 100 can dispose more electronic building brick, reach the effect of saving the space, improve its applicability.

In addition, first contact site 221 of these terminals 20 has elasticity, can closely be contacted with the signal contact 201 of this flexible flat cable 200, forms excellent electrical property and connects, and guarantees the transmission that signal can be stable.

But the above only is a preferable possible embodiments of the present utility model, non-so promptly limit to claim of the present utility model, so the equivalent structure that uses the utility model specification and graphic content to do such as changes, and all in like manner all is contained in the scope of the present utility model, closes and gives Chen Ming.

Claims

1. an electric connector is characterized in that, comprising:

One insulating body, it is concaved with a receiving space, this receiving space is concaved with the plurality of terminals accommodation space toward this insulating body inside, top-down one first accommodation chamber, one second accommodation chamber and one the 3rd accommodation chamber of forming respectively in each terminal accommodation space, this first accommodation chamber is to communicate with this receiving space and be positioned at the top of this second accommodation chamber, and the 3rd accommodation chamber is the below that is through to this insulating body bottom surface and is positioned at this second accommodation chamber; And

Plurality of terminals, it is arranged at these terminal accommodation spaces, each terminal has a base portion, this base portion extends to form one first adjutage respectively, one fixed arm and that is positioned at this first adjutage below is positioned at second adjutage of this fixed arm below, this fixed arm is to be inserted in this second accommodation chamber, this is first years old, second adjutage be placed in respectively this first, in the 3rd accommodation chamber, this first adjutage end is a free end, and upwards form one first contact site, this first contact site stretches in this receiving space, this second adjutage end is a free end, and forms one second contact site downwards.

2. electric connector according to claim 1 is characterized in that, this terminal accommodation space is to be formed toward this insulating body indent by this insulating body one side.

3. electric connector according to claim 1 is characterized in that it more comprises a brake component, and this brake component is this insulating body that is arranged at of upper and lower slip, and this brake component has a top board that is positioned at this receiving space top.

4. electric connector according to claim 3, it is characterized in that, wherein this electric connector is connected with a flexible flat cable, this flexible flat cable is to be placed in this receiving space, and be held between first contact site of this top board and these terminals, this flexible flat cable is provided with some signal contacts, and these signal contacts are to be contacted with these first contact sites.