CN2924831Y

CN2924831Y - Electric connector structure

Info

Publication number: CN2924831Y
Application number: CNU200620012754XU
Authority: CN
Inventors: 林资智
Original assignee: Altek Corp
Current assignee: Altek Corp
Priority date: 2006-04-17
Filing date: 2006-04-17
Publication date: 2007-07-18
Anticipated expiration: 2016-04-17

Abstract

The utility model discloses an electrical connector structure that is applied in an electrical device with a printed circuit board, and the electrical device can establish the electrical connection relationship with the printed circuit board through a flexible flat cable. The utility model comprises a plurality of electrical terminals which are arranged on the printed circuit board and a sleeve cover which is arranged at the position of the corresponding electrical terminals, wherein, the sleeve cover is formed with an opening, the flexible flat cable is inserted in the opening to contact with the electrical terminals, then a spring which is arranged on the surface of the sleeve cover is used to press the flexible flat cable to make the contact with the electrical terminals be close.

Description

The electric connector structure

Technical field

This is novel to relate to a kind of electric connector structure, relates in particular to a kind of electric connector structure applicable to flexible printed circuit or pliability flat cable.

Background technology

Connector is for connecting the significant components that signal is connected between circuit or electronic installation, it has wide range of applications, such as computer, telecommunications, the communications and data transmission, even medical treatment, the industrial electronic measuring instrument, industries such as automobile all must be used connector, and along with electronic device miniaturization, the development trend of slimming, a kind of have a flexible flexible printed circuit (F1exible Printed Circuit, FPC) with pliability flat cable (Flexible Flat Cable, FFC) be widely used in mobile phone, keyboard, hard disk drive, in the electronic installations such as facsimile machine and other multimedia device, so be used for connecting flexible printed circuit and mainboard, or the FPC/FFC electric connector that connects pliability flat cable and motherboard is applied to correspondingly in the above-mentioned electronic installation.

At present the FPC/FFC electric connector industry electric connector that is used to electrically connect flexible printed circuit consists predominantly of insulating body, is contained in a plurality of terminals of insulating body, is connected to the clamp of insulating body movably, when flexible printed circuit inserted insulating body, clamp presses on flexible printed circuit so that flexible printed circuit is reached electrical the contact with a plurality of terminals.

As United States Patent (USP) notification number US6,371, No. 797 the patent case discloses, mention a kind of electric connector that is used to be electrically connected with flexible printed circuit, as US6,371, No. 797 patent cases shown in Figure 1, the insulating body two ends respectively are provided with the card arm, and it is provided with support slot, clamp can move in support slot by fixing arm, make to leave between clamp and the insulating body and insert the space, when inserting flexible printed circuit, clamp is pressed into the plug receptacle of insulating body, this moment, the pressure section extruding flexible printed circuit of clamp made its conductive part closely be connected to a plurality of terminals, thereby formed the electric connection of flexible printed circuit and electric connector.

As shown in Figure 1, connector 20a is electrically connected at flexible printed circuit 30a, and connector 20a includes inserting terminal 23a and conduit 24a, conduit 24a inserts so that pliability flat cable 40a to be provided, by connector 20a, make pliability flat cable 40a and flexible printed circuit 30a set up the electrically connect relation.

But, set up the electric connector of electrically connect relation by this indirect mode, its structure complexity is high and have assembling to be difficult for part, in addition, the dealer is when carrying out the charging operation, need consider that independent electric connector is when arranging in pairs or groups other electronic building brick, can cause loaded down with trivial details in processing and manufacturing, and the price of electric connector also is the key factor that influences the charging operation, for example along with the inserting terminal quantity in the electric connector is got over for a long time, the price of electric connector also raises up thereupon, and reduction dealer's charging wish, independent electric connector is that its volume and shared space are very big, and can't be useful on the electronic building brick of stressing flattening now in response to the binding different electronic modules simultaneously.

Because the above-mentioned prior art that discloses, be necessary to propose a kind of simplifying the structure, and can reduce the charging cost, and meet the flattening demand and make different electronic modules reach the electric connector structure of the effect of tight contact simultaneously.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of electric connector structure, makes printed circuit board (PCB) directly closely contact by the electric connector structure with the pliability flat cable, to overcome disappearances such as cost burden and complex structure.

According to the electric connector structure that the utility model disclosed, be applied to have the electronic installation of printed circuit board (PCB), the electric connector structure includes a plurality of electric terminals and is nested with lid, wherein, a plurality of electric terminals are located at printed circuit board (PCB), and be nested with the lid corresponding electric terminal the position and be arranged at printed circuit board (PCB), be nested with lid have lid with from the location division of lid setting that ora terminalis extends, wherein, lid also is formed with opening, make lid and printed circuit board (PCB) form accommodation space jointly, and a side of opening is provided with the shell fragment that can stretch into accommodation space.

According to the electric connector structure that the utility model disclosed, can reduce the component count of existing preceding case, form and assembling process with simplified structure, and do not need to make because the quantity of electric terminal increases the price of electric connector to rise, the charging cost also can reduce; And the accommodation space that is provided by the electric connector structure, pliability flat cable and printed circuit board (PCB) have one can be for the zone that directly contacts, and can flattening, its contact area, can not take too big space and dwindle own vol, add the electric connector structure and be aided with the packing location mechanism of shell fragment, can reach pliability flat cable and the effect that printed circuit board (PCB) closely contacts really, also can not produce the disadvantage of loose contact.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.

Description of drawings

Fig. 1 is the user mode figure of existing electric connector;

Fig. 2 A is STRUCTURE DECOMPOSITION figure of the present utility model;

Fig. 2 B is user mode figure of the present utility model;

Fig. 3 covers bottom view for of the present utility model being nested with;

Fig. 4 is the cutaway view that is plugged with the pliability flat cable of the present utility model;

Fig. 5 presses principle schematic for utilization shell fragment of the present utility model.

Wherein, Reference numeral:

10: electric connector structure 12: electric terminal

13: be nested with and cover 131: lid

132: location division 132A: locating convex block

133: roof 134: sidewall

135: open 136: accommodation space

137: stop section 138: shell fragment

138A: fixed part 139: pressure section

20: printed circuit board (PCB) 20a: connector

21A: location hole 23a: inserting terminal

24a:

conduit

30,40a: pliability flat cable

30a: flexible printed circuit 31: electrical contact site

H1: the first height h2: second height

H3: the 3rd height

Embodiment

The electric connector structure that the utility model disclosed, the electric connector structure of this indication is applicable to flexible printed circuit and pliability flat cable etc., yet be not limited in flexible printed circuit and pliability flat cable etc., such as having each electronic building brick also can be used the technology that the utility model is disclosed to set up the structure and the combination thereof that electrically connect association, in following detailed description of the present utility model, will be used as Application Example of the present utility model with flexible printed circuit and pliability flat cable.

Shown in Fig. 2 A and Fig. 2 B, electric connector structure 10 includes a plurality of electric terminals 12 and is nested with covers 13, a plurality of electric terminals 12 naked printed circuit board (PCB)s 20 of being located at of electric connector structure 10, cover 13 and have lid 131 and location division 132 and be nested with from lid 131 settings that ora terminalis extends, lid 131 further has roof 133 and sidewall 134, and lid is formed with opening 135, surround the open space that forms by roof 133 and sidewall 134, lid 131 can form accommodation space 136 (shown in Fig. 2 B) jointly with printed circuit board (PCB) 20, extends in opening 135 1 sides and along lid 131 surfaces to be provided with shell fragment 138.

As Fig. 2 A and shown in Figure 4, be nested with the position of covering 13 corresponding a plurality of electric terminals 12 and be arranged at printed circuit board (PCB) 20, be nested with and cover 13 and be arranged at printed circuit board (PCB) 20 with location division 132, location division 132 also has additional locating convex block 132A, and printed circuit board (PCB) 20 corresponding locating convex block 132A parts are provided with location hole 21A, in like manner, location division 132 is if having additional location hole, then printed circuit board (PCB) 20 corresponding location hole parts should be provided with positioning convex point, in addition, be nested with and cover 13 and also can be welded on the printed circuit board (PCB) 20 location division 132; And shell fragment 138 1 ends are formed with fixed part 138A (as shown in Figure 4), cover 13 and together be fixed on the printed circuit board (PCB) 20 by fixed part 138A and with being nested with, end then covers 13 one-tenth bow horn shape attitudes and perk compared to being nested with in addition, shell fragment 138 also has pressure section 139 corresponding to electric terminal 12 parts, shell fragment 138 and be inserted in the accommodation space 136 with pressure section 139.

As Fig. 2 A, Fig. 2 B, Fig. 3 and shown in Figure 4, when electric connector structure 10 is applied to the pliability flat cable 30 of electronic installation, the electrical contact site 31 of pliability flat cable 30 is moved toward a plurality of electric terminals 12 on the printed circuit board (PCB) 20 and reach the essence state of contact, wherein contiguous electric terminal 12 has additional pad, scolding tin etc. for example, to improve the electrical contact-making surface of electric terminal 12 and pliability flat cable 30, and roof 133 hides the position, top of electric terminal 12, and sidewall 134 hides the side direction position of electric terminal 12, at pliability flat cable 30 in the moving process of electric terminal 12, pliability flat cable 30 is aimed at electric terminal 12 and is moved, and stretch into opening 135 and arrive in the accommodation space 136, it can essence contact electric terminal 12 in accommodation space 136, and because the pressure section 139 of shell fragment 138 is inserted into accommodation space 136, pliability flat cable 30 will touch pressure section 139, pliability flat cable 30 is when being subjected to the compressing power of pressure section 139, compressing power can continue to oppress the electrical contact site 31 of pliability flat cable 30, so that it closely is contacted with electric terminal 12, in addition, stop section 137 is with respect to the moving direction of pliability flat cable 30 and be located at lid 131 (shown in Fig. 2 A), and stop section 137 is positioned at the block position of contiguous a plurality of electric terminals 12, so that pliability flat cable 30 is when being inserted into accommodation space 136, pliability flat cable 30 only can move to the block position.

As shown in Figure 5, in the moving process of pliability flat cable 30, the wide need in the footpath of opening 135 greater than the footpath of pliability flat cable 30 wide outside, between opening 135 and the printed circuit board (PCB) 20 first height h1 also needs the second height h2 greater than pliability flat cable 30 self, so just can make pliability flat cable 30 by opening 135, in addition, pressure section 139 is inserted in the accommodation space 136, making has had the relative variation on the height in the accommodation space 136, between pressure section 139 and the printed circuit board (PCB) 20 the 3rd height h3 is greater than the second height h2, therefore, pliability flat cable 30 stops when mobile until the block position by pressure section 139, pressure section 139 can provide the downward power of pressing to give pliability flat cable 30 so that on the printed circuit board (PCB) 20 between the naked electric terminal of establishing 12 and the pliability flat cable 30 contact more tight.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.

Claims

1. electric connector structure is applied to have the electronic installation of a printed circuit board (PCB), it is characterized in that, comprises:

A plurality of electric terminals are arranged at this printed circuit board (PCB); And

One is nested with lid, mutually should the electric terminal part and be arranged at this printed circuit board (PCB), this is nested with lid and has a lid and a location division from this lid setting that ora terminalis extends, wherein, this lid is formed with an opening, this lid and this printed circuit board (PCB) are common to form an accommodation space, and this opening one side is provided with a shell fragment that stretches into this accommodation space.

2. electric connector structure according to claim 1 is characterized in that, this electric terminal increases a pad in order to the electrical contact-making surface that improves this electric terminal.

3. electric connector structure according to claim 2 is characterized in that, this pad is the pad of tin.

4. electric connector structure according to claim 1 is characterized in that, this lid further has a roof and a sidewall, and this roof hides the position, top of this electric terminal, and this sidewall hides the side direction position of this electric terminal.

5. electric connector structure according to claim 4 is characterized in that, this accommodation space is surrounded by this roof and this sidewall and forms.

6. electric connector structure according to claim 1 is characterized in that this is nested with lid and is arranged at this printed circuit board (PCB) with this location division.

7. electric connector structure according to claim 1 is characterized in that, it is fixing that this is nested with the lid welding.

8. electric connector structure according to claim 1 is characterized in that, this location division is provided with a location projection, the corresponding location hole that is provided with of this printed circuit board (PCB).

9. electric connector structure according to claim 1 is characterized in that this location division is provided with a location hole, the corresponding location projection that is provided with of this printed circuit board (PCB).

10. electric connector structure according to claim 1 is characterized in that, this shell fragment one end is formed with a fixed part, is nested with lid by this fixed part with this and together is fixed in this printed circuit board (PCB), and end is nested with Gai Chengyi bow angle with this in addition.

11. electric connector structure according to claim 1, it is characterized in that, this shell fragment also has a pressure section corresponding to this electric terminal part, this electronic installation stretches into this opening and arrives this accommodation space by a cable, this pressure section is oppressed this cable, and this cable closely contacts this electric terminal.

12. electric connector structure according to claim 11, it is characterized in that, this lid further is provided with a stop section, and this stop section is positioned at a block position of contiguous this electric terminal, and this cable only can move to this qualification position when this cable is inserted into this accommodation space.