CN202423663U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN202423663U CN202423663U CN 201220078696 CN201220078696U CN202423663U CN 202423663 U CN202423663 U CN 202423663U CN 201220078696 CN201220078696 CN 201220078696 CN 201220078696 U CN201220078696 U CN 201220078696U CN 202423663 U CN202423663 U CN 202423663U
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- CN
- China
- Prior art keywords
- electric connector
- insulation sheet
- flexible insulation
- shielding casing
- base portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model relates to an electric connector used for connecting an electronic module to a circuit board. The electric connector comprises a shielding shell, and the shielding shell comprises four side walls; the four side walls encircle to form a containing space used for containing an electric module and multiple welding feet extend downward so as to be correspondingly welded on the circuit board; the electric connector also comprises a flexible insulating disc arranged on the bottom of the shielding shell and a base which can extend horizontally, wherein the base is provided with an upper surface which faces to the containing space and a lower surface which backs on the containing space; and the electric connector also comprises multiple electric conduction terminals, each electric conduction terminal comprises a body fixed on the upper surface of the base of the flexible insulating disc, a contacting part used for contacting with the electric module and a welding part which can be correspondingly welded on the circuit board. The electric connector provided by the utility model can reduce requirement on the coplane degree of the welding parts of the electric conduction terminals and the welding feet of the shielding shell so as to improve the qualification rate of the products, and the height of the electric connector can be reduced.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector that can a ccontaining electronics module.
Background technology
Existing a kind of module electric connector is shown in Chinese patent ZL200520140521.3, and it comprises shielding casing, be assembled in the insulating body in the shielding casing and be fixed in the plurality of conductive terminals of insulating body.Wherein, shielding casing surrounds and forms the receiving space of accommodating electronics module by some faces that cover, and this shielding casing below is provided with a plurality of welding foots, and each conducting terminal has a pin portion; Insulating body is the H word shape, comprises the two side arms that main part and main part transverse ends are extended, and side arm is provided with some projections, and these projections can snap fitted to shielding casing during assembling; Conducting terminal is the longitudinal structure, comprises docking section, pin portion and pars intermedia, and pars intermedia is that injection mo(u)lding is in the main part of this insulating body.The pin portion of the welding foot of these shielding casings and conducting terminal need be welded on the printed circuit board (PCB) jointly; Therefore need the very high coplane degree of maintenance between these welding foots and these pin portions, just can guarantee when being welded to printed circuit board (PCB), can not occur the problem of empty weldering.
Existing this electric connector structure; On the one hand; Because the One's name is legion of welding foot and pin portion, and be to be separately positioned on shielding casing and the conducting terminal, and conducting terminal and insulating body be injection mo(u)lding are to be assembled on the shielding casing again after the one; Cause the coplane degree between the pin portion of welding foot and conducting terminal of these shielding casings to be difficult to guarantee, thereby cause the qualification rate of product lower.On the other hand; Because conducting terminal and insulating body are to adopt the method for inserting moulding to be combined as a whole; Because the plastic cement that the injection mold of profiled insulation body need make fusion surrounds conducting terminal from both sides up and down; The restriction of moulding process also causes the thickness of produced insulating body can not be too thin, also is unfavorable for the miniaturization of products.
The utility model content
The utility model technical problem to be solved is to overcome the deficiency that above-mentioned prior art exists; And a kind of electric connector is proposed; The welding foot that can either realize shielding casing bottom easily and the weld part coplane of conducting terminal are to promote the qualification rate of product, and the height that can reduce electric connector again is to satisfy the needs of microminiaturization.
The utility model proposes a kind of electric connector to above-mentioned technical problem, is used for an electronics module is electrically connected to a circuit board; This electric connector comprises a shielding casing, and this shielding casing comprises four sidewalls, and these four sidewalls surround and form a receiving space accommodating this electronics module, and extend downwards a plurality of welding foots with corresponding solid welding to this circuit board; This electric connector also comprises a flexible insulation sheet that is arranged on this shielding casing bottom, and it has a horizontally extending base portion, and the upper surface that this base portion has towards this receiving space reaches a lower surface of this receiving space dorsad; And a plurality of conducting terminals, each conducting terminal comprises a body of the base portion upper surface that is fixed on this flexible insulation sheet, in order to the contact site that contacts this electronics module and can corresponding be welded to the weld part on this circuit board.
This flexible insulation sheet comprises that also the two ends by this base portion bend extended two fixed parts respectively, and these two fixed parts are that correspondence is fixed on this shielding casing.
Each fixed part of this flexible insulation sheet is provided with a fixing hole, the two lateral walls of this shielding casing be provided with these two fixed parts on the fixing sheet that matches of fixing hole.
This electric connector also comprises a fixture, and this fixture is retained on the base portion two ends of this flexible insulation sheet so that this flexible insulation sheet is fixed to this shielding casing.
This flexible insulation sheet comprises that also the two ends by this base portion bend extended two fixed parts respectively; This fixture is the connection box of a hollow, and it is set in the periphery of this shielding casing, is clamped between this shielding casing periphery and this connection box with two fixed parts with this flexible insulation sheet.
This connection box is formed by four side walls enclose, and wherein at least one holding division inwardly is equipped with in the inboard of the sidewall of this connection box, and the respective side walls of this shielding casing is provided with and the corresponding clamping hole of this at least one holding division.
The fixed part of this flexible insulation sheet is provided with a perforation, and at least one holding division of above-mentioned connection box is to pass the clamping hole that this perforation is fastened in this shielding casing again.
This flexible insulation sheet is a flexible PCB or a polyester thin slice.
The body of each conducting terminal is to adopt solidified glue to be adhesively fixed on the upper surface of the base portion of this flexible insulation sheet.
The base portion central authorities of this flexible insulation sheet are provided with an opening, and these conducting terminals are to arrange the both sides that are arranged on this opening respectively; Each conducting terminal also comprises can corresponding be secured to the reinforcing portion on this circuit board; This reinforcing portion is under a side direction of this body, to stretch out and corresponding being housed in the opening of this flexible insulation sheet, and this weld part is the outside that extend out to the base portion of this flexible insulation sheet from the opposite side of this body downwards.
Compared with prior art; The beneficial effect of the utility model electric connector comprises: the soft frivolous characteristics of utilizing the flexible insulation sheet to be had; Through with the body-fixed of conducting terminal on the flexible insulation sheet; The weld part of conducting terminal can be fitted adaptively to be welded on the circuit board; Thereby can reduce the weld part of conducting terminal and the coplane degree of the welding foot bottom the shielding casing are required the qualification rate with the lifting product, and can reduce the needs of the height of electric connector with satisfied microminiaturization.
Description of drawings
Fig. 1 is the three-dimensional combination figure of the utility model electric connector first embodiment and circuit board and electronics module.
Fig. 2 is the end view of the utility model electric connector first embodiment and circuit board.
Fig. 3 is the vertical view of the utility model electric connector first embodiment and circuit board.
Fig. 4 is the three-dimensional exploded view of the utility model electric connector first embodiment and circuit board and electronics module.
Fig. 5 is the stereogram of the utility model electric connector first embodiment.
Fig. 6 and Fig. 7 are the three-dimensional exploded views of two different visual angles of the utility model electric connector first embodiment.
Fig. 8 is the stereogram of two conducting terminals among the utility model electric connector first embodiment.
Fig. 9 is the further three-dimensional exploded view of the utility model electric connector first embodiment.
Figure 10 and Figure 11 are the stereograms of two different visual angles of the utility model electric connector second embodiment.
Figure 12 is the three-dimensional exploded view of the utility model electric connector second embodiment.
Figure 13 is the further three-dimensional exploded view of the utility model electric connector second embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model is given elaboration further.
As Fig. 1 to shown in Figure 9 be first embodiment of the utility model electric connector, this electric connector 10 comprises: a shielding casing 1; One flexible insulation sheet 2; And plurality of conductive terminals 4.This electric connector 10 is used for an electronics module 60 (like camera module, chip module etc.) are electrically connected on the circuit board 50.
Referring to Fig. 6 and Fig. 9, this shielding casing 1 comprises four sidewalls 11,12,13,14, and these four sidewalls 11,12,13,14 surround and form a receiving space 19 to accommodate electronics module 60.Wherein, Sidewall 11 is provided with a fixing sheet 111 that after punching press, upwards bends in the position near the bottom; Be provided with a positioning port 112 of upward opening in central position; Be connected with a connecting portion that outwards stretches out 113 in the open upper end both sides of this positioning port 112, extend some welding foots 114 in the bottom downwards, what also be provided with two inside projections in the both sides of this positioning port 112 holds shell fragment 115.Sidewall 12 extends some welding foots 124 downwards in the bottom, what also be provided with two inside projections holds shell fragment 125.Referring to Fig. 7, another sidewall 13 relative with sidewall 11 is provided with one in the position near the bottom and fixes sheet 131, extends some welding foots 134 downwards in the bottom, and what also be provided with two inside projections holds shell fragment 135.Extend some welding foots 144 downwards in the bottom with sidewall 12 another relative sidewalls 14, what also be provided with two inside projections holds shell fragment 145.Wherein, correspondence is provided with a location projection 601 on this electronics module 60, and it can be inserted into this positioning port 112 to avoid mispluging of electronics module 60.Thereby these welding foots 114,124,134,144 can corresponding be welded to make its ground connection on the circuit board 50 and strengthen shielding casing 1 and circuit board 50 between marriage relation.
Referring to Fig. 7 and Fig. 9, this flexible insulation sheet 2 is preferably the FPC (flexible PCB) that wiring is not set, and also can be other flexible insulation sheets such as polyester thin slice.This flexible insulation sheet 2 comprises a horizontally extending base portion 21 and upwards bends extended two fixed parts 22 respectively by the two ends of this base portion 21.The upper surface that this base portion 21 has towards receiving space 19 reaches a lower surface of receiving space 19 dorsad.This base portion 21 roughly is the square shape of prolate, is the frame structure that two long margin frames and two minor face frames constitute, central authorities are provided with opening 211.Respectively be provided with a fixing hole 221 on this two fixed part 22, these two fixing holes 221 can cooperate with two fixing sheets, 111, the 131 corresponding hook joints on this shielding casing 1, thereby this flexible insulation sheet 2 is fixedly installed the bottom of this shielding casing 1.And in other possible embodiment, two holding divisions 111,131 of this flexible insulation sheet 2 also can not offered fixing hole 221, but directly are bonded in (figure does not show) on the two side 11,13 of this shielding casing 1.
Referring to Fig. 8 and Fig. 9, each conducting terminal 4 comprises a body 41, from a side direction extended contact site 42 of bending of body 41 with bend an extended weld part 43 downwards and from the opposite side of body 41 an extended reinforcing portion 44 downwards.The body 41 of these conducting terminals 4 preferably adopts the be adhesively fixed upper surface of base portion 21 of this flexible insulation sheet 2 of solidified glue in this execution mode; In other embodiments, the body 41 of these conducting terminals 4 also can adopt the mode of laser welding to be fixed to the upper surface of the base portion 21 of this flexible insulation sheet 2.After these conducting terminals 4 are fixed in the base portion 21 of this flexible insulation sheet 2; The contact site 42 of each conducting terminal 4 is upwards to stretch out base portion 21 outsides to this flexible insulation sheet 2 from body 41, and the weld part 42 of each conducting terminal 4 is to stretch out base portion 21 outsides to this flexible insulation sheet 2 downwards from body 41.Reinforcing portion 44 correspondences of these conducting terminals 4 are housed in the opening 211 of base portion 21 central authorities of this flexible insulation sheet 2; The weld part 43 of these conducting terminals 4 and reinforcing portion 44 can correspondence be welded on the circuit board 50; Wherein weld part 43 is to be used for transmission of electric signals in the present embodiment; And reinforcing portion 44 only plays the effect of strengthening fixed conductive terminals 4, and in other embodiments, weld part 43 also can exchange according to the wiring situation on the circuit board 50 with reinforcing portion 44.
First embodiment of the utility model electric connector is when assembling; Be earlier with two fixing holes 221 of this flexible insulation sheet 2 be located in this shielding casing 1 bottom level outward extending, fix sheets 111,131 without two of bending, thereby and then with these two fix sheets 111,131 upwards bending this flexible insulation sheet 2 fixedly is attached on the shielding casing 1.
Compared with prior art; The beneficial effect of the utility model electric connector comprises: soft frivolous characteristics itself that utilize flexible insulation sheet 2 to have; Be fixed on flexible insulation sheet 2 upper surfaces through body 41 with conducting terminal 4; The weld part 43 of conducting terminal 4 can be fitted adaptively to be welded on the circuit board 50; Thereby can reduce coplane degree requirement, and then can promote the qualification rate that electric connector 10 is welded to circuit board 50 weld part 43 and the welding foot 114,124,134,144 on the shielding casing 1 of conducting terminal 4.On the other hand; The utility model is through the upper surface of flexible insulation sheet 2 that conducting terminal 4 is adhesively fixed; So this fixed structure inserts the traditional design of moulding relatively and need not fix conducting terminal 4 its thinner thickness from the top of conducting terminal 4; Thickness specific to the flexible insulation sheet 2 that present embodiment adopted is 0.09mm, adds the thickness 0.12mm of conducting terminal 4, and flexible insulation sheet 2 is merely 0.21mm with the whole height of conducting terminal 4 combinations; And if the traditional design of moulding is inserted in employing, insulating body 2 is at least 0.35mm with the whole height of conducting terminal 4 combinations, so the utility model also helps reducing the whole height of electric connector 10.
As Figure 10 to shown in Figure 13 be second embodiment of the utility model electric connector, it comprises: a shielding casing 1a; One flexible insulation sheet 2a; One connection box 3; And plurality of conductive terminals 4.Wherein, connection box 3 is a fixture, and itself and this flexible insulation sheet 2a is a split-type structural, thereby its base portion two ends that can be retained on this flexible insulation sheet 2a are fixed to shielding casing 1a with this flexible insulation sheet 2a.
Specific to present embodiment; Shielding casing 1a is preferably surrounded and is formed by four sidewall 11a, 12,13a, 14, and the difference part of itself and shielding casing 1 mainly is: sidewall 11a replaces with two clamping holes 116 near the position of bottom central with original fixing sheet 111; Sidewall 11a two bottom sides place has respectively increased a clamping hole 117, and has increased a banking stop 118 on each clamping hole 117 side.Similarly, another sidewall 13a relative with sidewall 11a also replaces with two clamping holes 136 near the position of bottom central with original fixing sheet 131 structures; The two bottom sides place of sidewall 13a has respectively increased a clamping hole 137, and has increased a banking stop 138 on each clamping hole 137 side.
The difference part of flexible insulation sheet 2a and flexible insulation sheet 2 mainly is: substituting the fixing hole 221 on original fixed part 22 with perforation 221a on the fixed part 22a, and the width dimensions of perforation 221a is wide than the width dimensions of fixing hole 221.
Specific to present embodiment, this connection box 3 is integrated injection molding preferably, and it surrounds by four sidewalls 31,32,33,34 and form.Wherein the inboard of sidewall 31 has and is positioned at depressed part 311 that mediad is arranged with and the par 313 that is positioned at these depressed part 311 both sides outward.This depressed part 311 inwardly convexes with two holding divisions 312, and these two holding divisions 312 can corresponding pass perforation 221a and corresponding the fixing on two clamping holes 116 of shielding casing 1a of this flexible insulation sheet 2a; 313 inboards, par of both sides inwardly respectively convex with a holding division 314, and these two holding divisions 314 can corresponding fix on two clamping holes 117 of this shielding casing 1a; In addition, this sidewall 31 also on two pars 313 ora terminalis respectively be provided with a stopper slot 315, two banking stops 118 that these two stopper slots 315 can corresponding be accommodated this shielding casing 1a.Similarly, the inboard of the sidewall 33 relative with sidewall 31 has and is positioned at mediad depressed part 331 that is arranged with and the par 333 that is positioned at these depressed part 331 both sides outward.This depressed part 331 inwardly convexes with two holding divisions 332, and these two holding divisions 332 can corresponding pass perforation 221a and corresponding the fixing on two clamping holes 136 of shielding casing 1a of this flexible insulation sheet 2a; Each inwardly convexes with a holding division 334 on the par 333 of both sides, and these two holding divisions 334 can corresponding fix on two clamping holes 137 of this shielding casing 1a; In addition, this sidewall 33 also on par 333 ora terminalis respectively be provided with a stopper slot 335, two banking stops 138 that these two stopper slots 335 can corresponding be accommodated this shielding casing 1a.
Than the first above-mentioned embodiment; This second embodiment is mainly through setting up a connection box 3 as the fixture use; It can be clamped to the fixed part 22a of flexible insulation sheet 2a between shielding casing 1a and the connection box 3 securely, has realized flexible insulation sheet 2a is fixedly installed on the bottom of shielding casing 1a thus.In addition, the fit structure of stopper slot 315,335 and banking stop 118,138 can prevent that connection box 3 relative shielding casing 1a from moving up.The described connection box 3 that is used for fixing flexible insulation sheet 2a of present embodiment is merely wherein a kind of form of fixture; In the present embodiment; Fixture is the square shape structure of single type, and in other embodiments, fixture also can be that two-piece type is " other forms of expression such as [" shape.
Two above-mentioned embodiment have exemplarily enumerated two kinds of different fixed modes that the flexible insulation sheet are fixedly installed on this shielding casing bottom; But the fixed form that is to be understood that the flexible insulation sheet can be diversified; Though all having from base portion, the flexible insulation sheet among above-mentioned two embodiment bends extended two fixed parts; But these two fixed parts also can be set, but the base portion two ends of flexible insulation sheet directly be adhesively fixed on the bottom surface of two lateral walls of shielding casing.
Foregoing; Be merely the preferred embodiment of the utility model; It is not the embodiment that is used to limit the utility model; Those of ordinary skills can carry out corresponding flexible or modification, so the protection range of the utility model should be as the criterion with the desired protection range of claims very easily according to the main design and the spirit of the utility model.
Claims (10)
1. an electric connector is used for an electronics module is electrically connected to a circuit board; This electric connector comprises a shielding casing, and this shielding casing comprises four sidewalls, and these four sidewalls surround and form a receiving space accommodating this electronics module, and extend downwards a plurality of welding foots with corresponding solid welding to this circuit board; It is characterized in that this electric connector also comprises a flexible insulation sheet that is arranged on this shielding casing bottom, it has a horizontally extending base portion, and the upper surface that this base portion has towards this receiving space reaches a lower surface of this receiving space dorsad; And a plurality of conducting terminals, each conducting terminal comprises a body of the base portion upper surface that is fixed on this flexible insulation sheet, in order to the contact site that contacts this electronics module and can corresponding be welded to the weld part on this circuit board.
2. according to the described electric connector of claim 1, it is characterized in that this flexible insulation sheet comprises that also the two ends by this base portion bend extended two fixed parts respectively, these two fixed parts are that correspondence is fixed on this shielding casing.
3. according to the described electric connector of claim 2, it is characterized in that each fixed part of this flexible insulation sheet is provided with a fixing hole, the two lateral walls of this shielding casing be provided with these two fixed parts on the fixing sheet that matches of fixing hole.
4. according to the described electric connector of claim 1, it is characterized in that this electric connector also comprises a fixture, this fixture is retained on the base portion two ends of this flexible insulation sheet so that this flexible insulation sheet is fixed to this shielding casing.
5. according to the described electric connector of claim 4, it is characterized in that this flexible insulation sheet comprises that also the two ends by this base portion bend extended two fixed parts respectively; This fixture is the connection box of a hollow, and it is set in the periphery of this shielding casing, is clamped between this shielding casing periphery and this connection box with two fixed parts with this flexible insulation sheet.
6. according to the described electric connector of claim 5; It is characterized in that; This connection box is formed by four side walls enclose; Wherein at least one holding division inwardly is equipped with in the inboard of the sidewall of this connection box, and the respective side walls of this shielding casing is provided with and the corresponding clamping hole of this at least one holding division.
7. according to the described electric connector of claim 6, it is characterized in that the fixed part of this flexible insulation sheet is provided with a perforation, at least one holding division of above-mentioned connection box is to pass the clamping hole that this perforation is fastened in this shielding casing again.
8. according to the described electric connector of claim 1, it is characterized in that this flexible insulation sheet is a flexible PCB or a polyester thin slice.
9. according to the described electric connector of claim 1, it is characterized in that the body of each conducting terminal is to adopt solidified glue to be adhesively fixed on the upper surface of the base portion of this flexible insulation sheet.
10. according to the described electric connector of claim 1, it is characterized in that the base portion central authorities of this flexible insulation sheet are provided with an opening, these conducting terminals are to arrange the both sides that are arranged on this opening respectively; Each conducting terminal also comprises can corresponding be secured to the reinforcing portion on this circuit board; This reinforcing portion is under a side direction of this body, to stretch out and corresponding being housed in the opening of this flexible insulation sheet, and this weld part is the outside that extend out to the base portion of this flexible insulation sheet from the opposite side of this body downwards.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220078696 CN202423663U (en) | 2012-03-01 | 2012-03-01 | Electric connector |
| TW101206665U TWM443282U (en) | 2012-03-01 | 2012-04-12 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220078696 CN202423663U (en) | 2012-03-01 | 2012-03-01 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202423663U true CN202423663U (en) | 2012-09-05 |
Family
ID=46748392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220078696 Expired - Fee Related CN202423663U (en) | 2012-03-01 | 2012-03-01 | Electric connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202423663U (en) |
| TW (1) | TWM443282U (en) |
-
2012
- 2012-03-01 CN CN 201220078696 patent/CN202423663U/en not_active Expired - Fee Related
- 2012-04-12 TW TW101206665U patent/TWM443282U/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TWM443282U (en) | 2012-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20190301 |