CN2779657Y - Electrical connector - Google Patents

Abstract

The utility model discloses an electric connector which causes an electronic device to electrically connect to other devices by using a flexible circuit board. The utility model comprises a shell which is provided with a containing space, and an elastic gasket. The electronic device, one end of the flexible circuit board and the elastic gasket are contained in the containing space. The elastic gasket is assembled in the shell by buckling or welding, the mechanical contact between the flexible circuit board and the electronic device is kept by elastic force provided by the elastic part of the elastic gasket, and the electrical connection of the flexible circuit board and the electronic device is completed, which reduces the height of the electric connector, realizes miniaturization and is convenient to assemble and disassemble compared with welding of the electronic device and the flexible circuit board in the prior art.

Description

Electric connector

[technical field]

The relevant a kind of electric connector of the utility model relates in particular to a kind of electric connector that is used to connect camera module and flexible PCB.

[background technology]

Along with development of wireless communication devices and high-tech making rapid progress, mobile phone, PDA or other communication electronic equipment more and more trend towards the miniaturization development, function also is tending towards enriching, variation, to satisfy people's demand, as set up camera function etc. on mobile phone, PDA.Present camera cell phone is finished this function by set up a camera module (Camera Module) that is used for sensitization on mobile phone.

Early stage camera module is directly welded on circuit board or the flexible printed circuit board (FPC), realize being connected with circuit board, but, welding can make the camera module change, more just like No. 2004/0068868 (hereinafter to be referred as No. 868 patent applications of US ') mentioned problem of U.S. Patent Application Publication: in the reflow stove, the camera module can't bear the furnace temperature up to 230 to 240 degrees centigrade, that is can't in the process of melting down, the camera module be welded, only take the hand weldering, this greatly reduces operating efficiency.

It is a kind of by increasing the solution that an electric connector is connected to the camera module FPC that No. 868 patent applications of US ' provide.This electric connector comprises an insulating body and plurality of conductive terminals, and insulating body is the hollow type stereochemical structure, and conducting terminal is contained in the terminal containing slot that is vertical arrangement on insulating body four inwalls.At first the weld part with terminal one end is soldered to circuit board, then the camera module is assembled in the cavity of insulating body, wherein the conductive part of camera module electrically connects with the other end of the conducting terminal of electric connector respectively, so, finishes the electric connection between camera module and the FPC.Yet because this scheme of employing need additionally be provided with insulating body, will take the electronic equipment space, be unfavorable for the miniaturization of electronic equipment.

Therefore be necessary to design a kind of new electric connector, to solve foregoing problems.

[utility model content]

Technical problem to be solved in the utility model provides a kind of electric connector that satisfies miniaturization requirement and assembling and convenient disassembly.

For solving the problems of the technologies described above, the utility model electric connector is to utilize flexible PCB that electronic installation is electrically connected to other devices, it comprises housing and the elastomeric pad that has receiving space in, one end of electronic installation, flexible PCB and elastomeric pad are contained in this receiving space, elastomeric pad provides elastic force to keep Mechanical Contact to impel flexible PCB and electronic installation, finishes the electric connection of flexible PCB and electronic installation.

Compared with prior art, the utility model electric connector has adopted elastomeric pad to provide elastic force to guarantee the Mechanical Contact of electronic installation and flexible PCB, has not only reduced the height of electric connector, realizes miniaturization, and ease of assembly and dismounting.

As improvement of the present utility model, flexible PCB is between electronic installation and elastomeric pad, and elastomeric pad comprises spine of being fixed in housing and the elastic portion of extending from spine, and elastic portion provides elastic force with extruding flexible PCB contact electronic installation.

As further improvement of the utility model, the spine of elastomeric pad is provided with a pair of fixing cramp at least along longitudinally, and housing central authorities are provided with perforation, and the fixing cramp passes perforation and is held in housing.

As another further improvement of the present utility model, the spine two ends of elastomeric pad are provided with the fixing cramp along the longitudinally perpendicular to elastomeric pad, and the two ends of housing central authorities are provided with perforation, and the fixing cramp passes perforation and is held in housing.

As other further improvement of the present utility model, the two ends of housing central authorities upwards stamp out a fixing cramp respectively, and the spine two ends of elastomeric pad are inserted below the housing fixing cramp and fixed with the fixing cramp.

As other further improvement of the present utility model, the spine of elastomeric pad is by being fixedly welded on the housing.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector first embodiment.

Fig. 2 is the three-dimensional exploded view of Fig. 1.

Fig. 3 is the three-dimensional exploded view of another angle of Fig. 1.

Fig. 4 is the following shielding casing of Fig. 2 and the three-dimensional assembly diagram of elastomeric pad.

Fig. 5 is the stereogram of another angle of Fig. 4.

Fig. 6 is the stereogram that flexible PCB is assembled into structure shown in Figure 4.

Fig. 7,8,9, the 10th, the utility model electric connector second and third, the three-dimensional exploded view of four, five embodiment, only demonstrate down shielding casing and elastomeric pad respectively.

[embodiment]

Fig. 1 to Fig. 6 is first embodiment of the utility model electric connector.As shown in Figure 1 to Figure 3, the utility model electric connector 100 is used to accommodate electronic installation, it comprises metal shell, elastomeric pad 2 and the flexible PCB of being made up of upper and lower shielding casing 11,10 3, and in the present embodiment, its electronic installation of accommodating is a camera module 200.

See also Fig. 2 and shown in Figure 3, following shielding casing 10 comprises all around four sidewalls 101,102,103,104 and diapire 105, and these wall portions are enclosed to form the rectangle receiving space (not label) that an opening makes progress.105 central authorities form four perforation that are arranged side by side 106 at diapire, take out respectively in perforation 106 the left and right sides to draw and form two depressed areas 107 with the intensity of shielding casing 10 under strengthening with improve receiving space, the sidewall 103,104 of the left and right sides near diapire 105 positions respectively outwards punching press be formed with a pair of hollow salient point 108.Stagger mutually and form a pair of fool proof breach 109 in the position on left and right sides wall 103,104 apical margins.From the rear wall 102 middle positions Extendible flake 1021 of tearing, thereby on rear wall 102, form breach 1023.Terminal punching press at Extendible flake 1021 is formed with a lengthwise raised line 1022.

Last shielding casing 11 also comprises all around four sidewalls 111,112,113,114 and roof 115, and these wall portions enclose and form a rectangle receiving space that Open Side Down (not label).Be formed with the accepting hole 116 of a circle at the roof 115 of last shielding casing 11, around accepting hole 116, be formed with some holding pieces 117, the end of each holding piece 117 is formed with salient point 118, forms a rectangle fool proof breach 119 in a side of the close front side wall 111 of accepting hole 116.Be formed with a pair of rectangular aperture 121 respectively at left and right sides sidewall 113,114 up and down shielding casings 10 hollow salient points 108 opposite positions, and form the shell fragment 124 that caves inward between two rectangular apertures 121 of every sidewall.Stretching out with following shielding casing 10 Extendible flakes 1021 correspondence positions at the edge of rear wall 112 also is formed with Extendible flake 122, is formed with a lengthwise raised line 123 in Extendible flake 122 close rear wall 112 positions.

Please continue to consult Fig. 2 and shown in Figure 3, elastomeric pad 2 comprises central spine 21 and the elastic portion that slightly is bent upwards 22 that is herring-bone form of extending respectively from spine 21 both sides.Be bent respectively to form a pair of fixing cramp 23 (structure after being illustrated as assembling bending, as follows) from spine 21 two ends relatively, in spine 21, locate downward punching press and bend then and also be formed with a pair of fixing cramp 23 respectively near two ends.

Flexible PCB 3 comprises first end 31, the second end 32 and connects the connecting portion 33 at these both ends.First end 31 is shaped as and the suitable rectangular sheet of following shielding casing 10 diapires, 105 sizes, and the herring-bone form conductive part 310 that the central both sides formation of first end 31 and the elastic portion of elastomeric pad 2 22 are corresponding is provided with conducting wire 311 at the upper surface of conductive part 310.The width of the breach 1023 on the width of connecting portion 33 and following shielding casing 10 rear walls 102 is suitable.Upper surface at the second end 32 of flexible PCB 3 also is provided with some conducting wires (not label).

Camera module 200 comprises rectangular base 201 and the cylindrical projection 202 that protrudes out on the base portion mediad, base portion 201 upper surfaces are provided with a rectangle fool proof projection 203 at contiguous protuberance 202 places.Be provided with fool proof projection 204 at the left and right sides of base portion 201 sidewall (not label), these fool proof projections are corresponding with the fool proof breach 109 of following shielding casing 10 left and right sides sidewalls 103,104.The bottom surface of base portion 201 is provided with two row's conducting strips 207.

See also Fig. 4 to Fig. 6 and in conjunction with shown in Figure 1, during assembling, with the perforation 106 interior and fastenings on shielding casing 10 diapires 105 under 23 corresponding insertions of the fixing cramp on the elastomeric pad 2, so, elastomeric pad 2 is assembled in down in the shielding casing 10, and wherein the herring-bone form elastic portion 22 of elastomeric pad 2 is contained in down respectively in the depressed area 107 of shielding casing 10 diapires 105.First end 31 with flexible PCB 3 is installed on the elastomeric pad 2 then, and its each conductive part 310 correspondences are positioned on each elastic portion 22 of elastomeric pad 2.Connecting portion 33 oneself breach 1023 of following shielding casing 10 rear walls 102 of flexible PCB 3 stretch out.Camera module 200 is placed on down on the flexible PCB 3 in the shielding casing 10, and the conducting strip of its pedestal 201 bottom surfaces 207 is corresponding to be contacted with the conducting wire 311 of flexible PCB 3 conductive parts 310 upper surfaces.To go up shielding casing 11 spiral-locks at last outside camera module 200 and following shielding casing 10, the fool proof projection 203 of camera module 200 is contained in the fool proof breach 119 of shielding casing 11, and the holding piece 117 around last shielding casing 11 accepting holes 116 is held in protuberance 202 outer surfaces of camera module 200; Hollow salient point 108 on following shielding casing 10 left and right sides walls 103,104 is contained in the opening 121 of shielding casing 11 left and right sides walls 113,114, and the depression shell fragment 124 of last shielding casing 11 left and right sides sidewalls 113,114 is held in down the left and right sides sidewall 103,104 of shielding casing 10 respectively; The connecting portion 33 of Extendible flake 122, the 1021 clamping flexible PCBs 3 of shielding casing 11,10 up and down, raised line 123,1022 on the Extendible flake 122,1021 is connected with ground path (not label) on the flexible PCB 3 up and down, and staggers mutually to avoid crushing flexible PCB 3 in 123,1022 front and back of raised line up and down.So, after above-mentioned assembling finished, the elastic portion that slightly is bent upwards 22 of elastomeric pad 2 can produce a bounce that makes progress, and impels the herring-bone form conductive part 310 of flexible PCB 3 well to contact with the conducting strip 207 of camera module 200.When camera module 200 or flexible PCB 3 go wrong when needing to change, because reaching between flexible PCB 3 and the camera module 200 between the upper and lower shielding casing 11,10 all is to buckle to hold assembling, so can change camera module or flexible PCB under the situation of not destroying element.So, can guarantee that the camera module electrically contacts with the good of flexible PCB, is easy to assembling, dismounting again.In actual applications, being provided with of flexible PCB conductive part can be arranged different because of the difference of camera module conducting strip, elastomeric pad of the present utility model is in order to the supporting flexible circuit board, promptly utilize the extruding gently between camera module or the shielding casing, the elastic portion of elastomeric pad provides strength to impel flexible PCB and camera module Mechanical Contact, realizes electrical contact between the two.Certainly, when down shielding casing 11 coincide with elastomeric pad 3 sizes, also can directly elastomeric pad 3 be placed in down in the shielding casing 11, and not need the two fixed to one anotherly, this has requirements at the higher level on the precision of size certainly.And can being changed because of the concrete shape of camera module and flexible PCB by the receiving space that upper and lower shielding casing 11,10 is formed, is circular such as the base portion 201 of camera module, and then this receiving space also can be circle.

Foregoing is first embodiment of the present utility model, and in other embodiments, the assembling mode of the structure of elastomeric pad and elastomeric pad and following shielding casing is different, and all the other structures are similar to first embodiment.Wherein, the structure of the elastomeric pad of second embodiment is different with first embodiment, the assembling mode that focuses on elastomeric pad and following shielding casing of the 3rd to the 5th embodiment, and its elastomeric pad can take first or second

Among the embodiment any.

Second embodiment as shown in Figure 7, elastomeric pad 4 comprise central spine 41 and the T type elastic portion 44 of extending from spine 41 both sides, and this T type elastic portion 44 is made up of the contact site 43 of connecting portion 42 and lengthwise.Elastic portion 43 can press on the conductive part of flexible PCB, impels on 200 conducting strips 207 of conductive part Mechanical Contact camera module.Elastomeric pad 4 is identical with first embodiment with the assembling mode of following shielding casing 10, and the structure of this elastomeric pad 4 is simpler.

The 3rd embodiment as shown in Figure 8, the central two ends of following shielding casing 5 diapires are respectively equipped with two perforation 51, elastomeric pad 6 in the two ends of central spine 61 respectively along extending two fixing cramps 63 on the direction parallel with herring-bone form elastic portion 62.The fixing cramp 63 of elastomeric pad 6 passes down the perforation 51 of shielding casing 5 and both mutual buttons is held.

The 4th embodiment as shown in Figure 9, the central two ends of following shielding casing 7 diapires upwards stamp out a fixing cramp 71 respectively, and elastomeric pad 8 slightly protrudes out outermost herring-bone form elastic portion 82 respectively in the two ends of central spine 81, forms another solid button and holds sheet 83.The fixing cramp 83 of elastomeric pad 8 is inserted below the fixing cramp 71 of shielding casings 7 down, can be with both combinations, thus save more processing procedure.

The 5th embodiment as shown in figure 10, elastomeric pad 91 can be by welding assembly in following shielding casing 9.The spine 92 of elastomeric pad 91 has a slit 93 along longitudinally, elastomeric pad 91 is being positioned on the following shielding casing 9, and spine 92 is aligned in down the central authorities of shielding casing 9 diapires, and scolder fuses into slit 93 and elastomeric pad 91 can be fixed in the following shielding casing 9.Certainly, both welding are not limited only to aforesaid way, and the welding manner that any industry is familiar with all can use, such as spot welding.

The utility model electric connector 100, utilize flexible PCB 3 that camera module 200 is installed, can effectively reduce the shared space of electric connector, and adopt elastomeric pad 2 supporting flexible circuit boards 3 to contact with camera module 200, can ease of assembly and dismounting when keeping in touch effect.

Claims (10)

1. electric connector, it utilizes flexible PCB that electronic installation is electrically connected to other devices, it comprises the housing that has receiving space in, one end of flexible PCB and electronic installation are accommodated in this space and are electrically connected to finish both, it is characterized in that: this electric connector further comprises elastomeric pad, this elastomeric pad is contained in this receiving space, provides elastic force to keep Mechanical Contact to impel flexible PCB and electronic installation.

2. electric connector as claimed in claim 1, it is characterized in that: flexible PCB is between electronic installation and elastomeric pad, elastomeric pad comprises spine of being fixed in housing and the elastic portion of extending from spine, and elastic portion provides elastic force with extruding flexible PCB contact electronic installation.

3. electric connector as claimed in claim 2 is characterized in that: the spine of elastomeric pad is provided with a pair of fixing cramp at least along longitudinally, and housing central authorities are provided with perforation, and the fixing cramp passes perforation and is held in housing.

4. electric connector as claimed in claim 2 is characterized in that: the fixing cramp is extended along the spine's direction perpendicular to elastomeric pad in the spine two ends of elastomeric pad, and the two ends of housing central authorities are provided with perforation, and the fixing cramp passes perforation and is held in housing.

5. electric connector as claimed in claim 2 is characterized in that: the two ends of housing central authorities upwards stamp out a fixing cramp respectively, and the spine two ends of elastomeric pad are inserted below the housing fixing cramp and fixed with the fixing cramp.

6. electric connector as claimed in claim 2 is characterized in that: the spine of elastomeric pad is by being fixedly welded on the housing.

7. as claim 2 to 6 any one described electric connector wherein, it is characterized in that: the elastic portion of elastomeric pad is extended from the spine both sides, and is herring-bone form and is bent upwards.

8. as claim 2 to 6 any one described electric connector wherein, it is characterized in that: the elastic portion of elastomeric pad is extended from the spine both sides, and is the T type.

9. electric connector as claimed in claim 1 is characterized in that: housing comprises upper and lower shielding casing, and upper and lower shielding casing fastens each other, forms above-mentioned receiving space.

10. electric connector as claimed in claim 9 is characterized in that: go up shielding casing and be provided with an accepting hole, electronic installation comprises base portion and the protuberance that extends from base portion, and this base portion is contained in the above-mentioned receiving space, and protuberance passes accepting hole and protrudes out.

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