CN2667699Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN2667699Y CN2667699Y CNU032761244U CN03276124U CN2667699Y CN 2667699 Y CN2667699 Y CN 2667699Y CN U032761244 U CNU032761244 U CN U032761244U CN 03276124 U CN03276124 U CN 03276124U CN 2667699 Y CN2667699 Y CN 2667699Y
- Authority
- CN
- China
- Prior art keywords
- insulating body
- electric connector
- circuit board
- shielding casing
- close device
- 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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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model relates to an electric connector used for electrically connecting a flexible printing circuit board and a circuit board, which comprises an insulating body, conductive terminals in the insulating body and a blocking device; wherein the insulating body comprises an accepting area containing the flexible printing circuit board, the conductive terminal is provided with a contact part which is extended into the accepting area of the insulating body and connected with the flexible printing circuit board, wherein the electric connector also comprises a shielding shell covered on periphery of the insulating body, the shielding shell is provided with a cover body used for shielding the blocking device. As the structure is adopted, the shielding to the electric connector is more complete which effectively prevents electromagnetic interference and ensures quality of the transferring signals.
Description
[technical field]
The utility model relates to a kind of electric connector, relates in particular to a kind of with flexible printed circuit board (Flexible Printed Circuit, FPC) electric connector that electrically connects with another circuit board.
[background technology]
Connector for flexible printed circuit board is a kind of electric connector that flexible printed circuit board and another fixing circuit board are electrical connected of being used for, and this kind electricity connects device and comprises that the insulating body that is installed on the fixing circuit board and several are housed in the corresponding accepting groove of this insulating body and are welded on conducting terminal on the fixing circuit board usually.On the aforementioned dielectric body and offer the opening that communicates with accepting groove, be used for accommodating the end of flexible printed circuit board, thereby conductive junction point on the flexible printed circuit board and conducting terminal are conducted, thereby this flexible printed circuit board is electrically connected.In addition, on insulating body and be equiped with a clamping close device so that flexible printed circuit board is fixed in this connector for flexible printed circuit board.Now more connector for flexible printed circuit board adopts the clamping close device of rotary or drawer type.As United States Patent (USP) the 5th, 904, No. 586 and the 6th, 254, the electric connector of the rotary clamping close device of employing that is disclosed for No. 406, described clamping close device are fixed on the insulating body and around each rotational, promptly are contained in electric connector when inner when flexible printed circuit board, clamping close device is rotating closed, thereby flexible printed circuit board is fixed in the electric connector.And for example United States Patent (USP) the 6th, 475, the electric connector of the employing drawer type clamping close device that is disclosed for No. 026, when it uses, earlier this clamping close device is extracted out and formed receiving space to accommodate flexible printed circuit board, then flexible printed circuit board is inserted closed this clamping close device in back, thereby in flexible printed circuit board is fixed in.
Yet, for the connector of high-frequency signal transmission, the electromagnetic interference (EMI) phenomenon taking place easily, thereby influences the quality of signal transmission.For the consideration of this respect, need to install the shielding casing structure additional, to form good screening effect in the outside of electric connector.But, exist how under the situation that does not influence described clamping close device start, in the problem of the outside installing of clamping close device shielding casing.As United States Patent (USP) the 6th, 238, disclosed a kind of connector for flexible printed circuit board structure for No. 227 with shielding casing, though this electric connector has shielding casing, but, this electric connector connects flexible printed circuit board and the other end is connected with the public connector that butt connector connects because being an end, therefore this electric connector does not have described clamping close device, and can't solve the puzzlement of how to install shielding casing on clamping close device.
Again, as United States Patent (USP) the 5th, 800, the flexible printed circuit board electric connector that discloses for No. 204, the retaining sheet that it comprises insulating body, is contained in the conducting terminal in the insulating body and is coated on the electric connector front end, wherein the both sides of this retaining sheet are provided with the weld part in order to weld mutually with circuit board, thereby whole electric connector is fixed.Though described retaining sheet covers the front end at electric connector, play certain screening effect.But this electric connector does not have described clamping close device, and it also can't solve the puzzlement of how to install shielding casing on clamping close device.
[utility model content]
The purpose of this utility model is to provide a kind of have good shielding function, easy to operate electric connector.
The purpose of this utility model is achieved through the following technical solutions: a kind of electric connector, be used for a flexible printed circuit board and a circuit board are electrically connected, include insulating body, be contained in conducting terminal and clamping close device in the insulating body, wherein insulating body comprises the receiving space of accommodating flexible printed circuit board, conducting terminal is provided with and extends in the insulating body receiving space in order to the contact site matched with flexible printed circuit board, wherein this electric connector also further comprises the shielding casing that is coated on the insulating body periphery, and shielding casing is provided with one in order to cover the lid of described clamping close device.
Compared to prior art, the utility model electric connector to realize anti-electromagnetic interference effect, guarantees the quality of transmission signals by a shielding casing structure is set in the insulating body periphery.Especially, a lid that is used for covering clamping close device is set on shielding casing, makes more complete covering of electric connector.
[description of drawings]
Fig. 1 is a three-dimensional combination figure of the present utility model.
Fig. 2 is the three-dimensional combination figure of another angle of the utility model.
Fig. 3 is a decomposing schematic representation of the present utility model.
Fig. 4 is the decomposing schematic representation of another angle of the utility model.
Fig. 5 is a part three-dimensional combination figure of the present utility model.
Fig. 6 is the cutaway view along A-A line among Fig. 1.
[embodiment]
Please refer to Fig. 1 to shown in Figure 4, the utility model has disclosed a kind of electric connector 100, be used for flexible printed circuit board and a fixing circuit board are electrically connected, comprise insulating body 1, be mounted on the conducting terminal 2 in the insulating body 1, the clamping close device 3 that is connected with insulating body 1, shielding casing 4 reach the metal cap body 5 that is connected with shielding casing 4.Wherein, shielding casing 4 is coated on the periphery of insulating body 1, and lid 5 then is coated on the outside of clamping close device 3.
Insulating body 1 is provided with roof 11, sidewall 12, diapire (not label) and receiving space 10.Insulating body 1 rear portion also is provided with some in order to accommodate conducting terminal 2 terminal containing slots (not label).Wherein, be arranged with a chute 13 respectively, and roof 11 leading edges are extended forward and are provided with some arc protuberances 14 near roof 11 both sides of sidewall 12.In addition, also be provided with some support slots 15 on insulating body 1 rear surface.
In conjunction with shown in Figure 6, the weld part 23 that conducting terminal 2 electrically connects by top set's (not label), the inferior division (not label) that is oppositely arranged, with circuit board (not shown) and be connected upper and lower branch and the connecting portion of weld part 23 (not label) is formed, wherein the inferior division free end is provided with contact site 21, top set's free end is provided with holding parts 22.The top set of conducting terminal 2, inferior division are contained in insulating body 1 terminal containing slot, wherein said contact site 21 extends to insulating body 1 receiving space 10 by insulating body 1 terminal containing slot, and holding parts 22 is then just in time between insulating body 1 some protuberances 14.
Clamping close device 3 is a movable part, comprise a plate-like base 30, be positioned at base portion 30 1 ends and first Actuator Division 31 that is vertical setting with base portion 30, be positioned at base portion 30 in addition end arc groove 32 and be positioned at press section 33 below this arc groove 32.In addition, be respectively equipped with protruding axle 34 and fixing piece 35 on two side external surfaces of base portion 30 again, described protruding axle 34 is stretched by 30 liang of side external surface epireliefs of described arc groove 33 pairing base portions and is formed.
Please refer to Fig. 1 to shown in Figure 6, during assembling, at first, conducting terminal 2 is installed on the insulating body 1.The top set of conducting terminal 2, inferior division are contained in insulating body 1 terminal containing slot, wherein said contact site 21 extends to insulating body 1 receiving space 10 by insulating body 1 terminal containing slot, and holding parts 22 is then just in time between insulating body 1 some protuberances 14.In addition, weld part 23 is positioned at insulating body 1 rear portion and similar and insulating body 1 diapire is positioned at same horizontal plane, is beneficial to weld with main circuit board.Secondly, clamping close device 3 and insulating body 1 are fitted together.The protruding axle 34 of clamping close device 3 is inserted in the chute 13 of insulating body 1, this moment, the arc groove 32 of described clamping close device 3 just in time matched (with reference to shown in Figure 6) with the arc protuberance 14 of insulating body 1 and the holding parts 22 of conducting terminal 2, made arc groove 32 to rotate around the arc protuberance 14 of described insulating body 1 and the holding parts 22 of conducting terminal 2.By such setting, to realize that clamping close device 3 can rotate around insulating body 1.Once more, shielding casing 4 and metal cap body 5 are fitted together.Lid 5 fastens by the slotted hole on annular hinge on it 53 and shielding casing 4 end faces 41 411 and links together with shielding casing 4, realizes that simultaneously lid 5 can rotate around shielding casing 4.Then, shielding casing 4 and metal cap body 5 are installed on the insulating body 1 in the lump.The engagement tabs 423 of described shielding casing 4 is connected on the diapire of insulating body 1, and fixing arm 431 then is inserted in the support slot 15 of insulating body 1.This moment, shielding casing 4 coated insulating body 1, and lid 5 then is coated on the clamping close device 3.Abutting part 412 on described shielding casing 4 end faces 41 is connected on insulating body 1 roof 11, is provided with like this, can avoid between shielding casing 4 and the conducting terminal 2 apart from the phenomenon that too closely produces contact short circuit.At last, the electric connector 100 that assembles is welded on the main circuit board, wherein the retaining sheet 422 on shielding casing 4 sides 42 is welded on the main circuit board with whole electric connector 100 and main circuit board fixing mutually.Simultaneously, whether the weld part 23 that can detect conducting terminal 2 by the some openings 413 on shielding casing 4 end faces 41 contacts intact with main circuit board.
During use, flexible printed circuit board (not shown) inserts from front to back and is contained in the receiving space 10 of insulating body 1, and the conducting that contacts with the contact site 21 of conducting terminal 2.Then, clamping close device 3 and insulating body 1 are fastened.On the one hand, the press section of clamping close device 3 33 is exerted pressure to flexible printed circuit board, and it is more firm to contact with the contact site 21 of conducting terminal 2, and makes this flexible printed circuit board can be fixed in insulating body 1 receiving space 10; On the other hand, the fixing piece on clamping close device 3 both sides 35 interlocks with insulating body 1 roof 11 and holds.At last, lid on the shielding casing 45 and shielding casing 4 are fastened.Button on the described lid 5 hold hole 541 and dome 421 on shielding casing 4 sides 42 interlock hold fixing.Lid 5 behind the fastening and shielding casing 2 offer clamping close device 3 and insulating body 1 to cover completely.
During taking-up, earlier lid 5 is raised.Because second Actuator Division 52 of lid 5 is " ㄇ " shape structure, can very easily lid 5 be raised or close.Then clamping close device 3 is raised, the pressure of 33 pairs of flexible printed circuit boards of press section of clamping close device 3 is removed at this moment, and this flexible printed circuit board just can take out from electric connector 100 very easily.
Really, also can adopt the snap-in structure of drawer type, when the described lid 5 in clamping close device 3 closed backs still can form complete covering and with clamping close device 3 coatings as the clamping close device on the utility model electric connector 100 3.
Claims (10)
1. electric connector, be used for a flexible printed circuit board and a circuit board are electrically connected, include insulating body, be contained in conducting terminal and clamping close device in the insulating body, wherein insulating body comprises the receiving space of accommodating flexible printed circuit board, conducting terminal is provided with and extends in the insulating body receiving space in order to the contact site matched with flexible printed circuit board, it is characterized in that: this electric connector also further comprises the shielding casing that is coated on the insulating body periphery, and shielding casing is provided with one in order to cover the lid of described clamping close device.
2. electric connector as claimed in claim 1 is characterized in that: described lid comprises a main part and is positioned at the annular hinge of this main part one end, and shielding casing comprises an end face, and front end of the top surface is provided with the some slotted holes that cooperate with the annular hinge of lid.
3. electric connector as claimed in claim 2, it is characterized in that: described shielding casing also comprises two sides, establish a dome on each side, described lid main part both sides bending downwards respectively are provided with holding part, are provided with one on each holding part again and hold the hole with the shielding casing dome button of holding that interlocks.
4. electric connector as claimed in claim 3 is characterized in that: described shielding casing comprises that also one bends the back of extension in order to conducting terminal is covered fully downwards by described end face trailing edge.
5. electric connector as claimed in claim 4 is characterized in that: described insulating body rear surface is provided with some support slots, and both sides, shielding casing back are extended forward and are provided with the fixing arm of accommodating and being fastened in the described support slot.
6. electric connector as claimed in claim 1 is characterized in that: described shielding casing comprises two sides, each side be provided with that some bendings outward are provided with and in order to the retaining sheet of main circuit board welding fixing.
7. electric connector as claimed in claim 6 is characterized in that: each side of described shielding casing is provided with some bending inwards, in order to the engagement tabs of insulating body fixing.
8. as any one described electric connector in the claim 1 to 7, it is characterized in that: this clamping close device comprises a plate-like base, be positioned at base portion one end and first Actuator Division that is vertical setting with base portion, be positioned at base portion in addition end arc groove and be positioned at press section below this arc groove.
9. electric connector as claimed in claim 8 is characterized in that: protrude out respectively on pairing base portion two side external surfaces of the arc groove of described clamping close device and be provided with a protruding axle, then be provided with the chute of accommodating described protruding axle on the insulating body roof both sides.
10. electric connector as claimed in claim 9, it is characterized in that: described insulating body roof leading edge protrudes out forward and is provided with some protuberances, each conducting terminal also is provided with a holding parts between the some protuberances of insulating body, and this insulating body protuberance and conducting terminal holding parts were contained in the arc groove of clamping close device after clamping close device was installed on the insulating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032761244U CN2667699Y (en) | 2003-07-15 | 2003-07-15 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032761244U CN2667699Y (en) | 2003-07-15 | 2003-07-15 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2667699Y true CN2667699Y (en) | 2004-12-29 |
Family
ID=34331554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032761244U Expired - Fee Related CN2667699Y (en) | 2003-07-15 | 2003-07-15 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2667699Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896130A (en) * | 2016-05-27 | 2016-08-24 | 深圳天珑无线科技有限公司 | ZIF connector assembly, mobile terminal and connection method of FPC board |
-
2003
- 2003-07-15 CN CNU032761244U patent/CN2667699Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896130A (en) * | 2016-05-27 | 2016-08-24 | 深圳天珑无线科技有限公司 | ZIF connector assembly, mobile terminal and connection method of FPC board |
| CN105896130B (en) * | 2016-05-27 | 2018-03-16 | 深圳天珑无线科技有限公司 | A kind of connection method of ZIF connector assembly, mobile terminal and FPC plates |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041229 |