CN2674683Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN2674683Y CN2674683Y CNU032761309U CN03276130U CN2674683Y CN 2674683 Y CN2674683 Y CN 2674683Y CN U032761309 U CNU032761309 U CN U032761309U CN 03276130 U CN03276130 U CN 03276130U CN 2674683 Y CN2674683 Y CN 2674683Y
- Authority
- CN
- China
- Prior art keywords
- insulating body
- circuit board
- electric connector
- close device
- clamping close
- 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)
Abstract
The utility model discloses an electric connector for electrically connecting a flexible printed circuit board with another circuit board, comprising an insulating body and a conductive terminal which is held in the insulating body. Wherein, the insulating body comprises a holding space for holding the flexible printed circuit board; the conductive terminal is provided with a contact part and a welding part which are extended into the holding space of the insulating body, the contact part is used for matchingly connecting with the flexible printed circuit board, and the welding part is used for contacting and communicating with the circuit board. Wherein, the electric connector is further provided with a shield casing which is covered on the periphery of the insulating body, the shield casing is composed of a top surface on which an opening is arranged at the position corresponding to the top of the welding part of the conductive terminal, and the opening can detect the conditions of contact between the welding part of the conductive terminal and the circuit board. On the one hand, the shield casing can realize the effect of preventing electromagnetic interference, and can guarantee the quality of signal transmission; on the other hand, the opening which is arranged on the top surface of the shield casing can clearly detect whether the welding between the welding part and the circuit board is in good condition, etc.
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.Corresponding to light, thin, short, the little direction of electronic product, the conducting terminal of now more connector for flexible printed circuit board directly adopts the mode of surface soldered (SMT) to link to each other with fixing circuit board, as United States Patent (USP) the 6th, 475, No. 026, the 6th, 254, the electric connector that is disclosed for No. 406.
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 in the outside of electric connector.But, outside insulating body, shielding casing is installed after, can't observe the situation of conducting terminal and fixing circuit board surface soldered.United States Patent (USP) the 6th, 238, though disclosed a kind of connector for flexible printed circuit board structure for No. 227 with 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, it there is no the welding foot of surface soldered at fixing circuit board, the also situation that can not exist welding foot crested housing to cover, so, this shielding casing structure and the puzzlement that can't solve surface soldered type connector for flexible printed circuit board welding foot observation problem.
[utility model content]
The purpose of this utility model is to provide a kind of and has good shielding function, can detect the electric connector of terminal welding situation.
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 the conducting terminal in the insulating body, wherein insulating body comprises the receiving space of accommodating flexible printed circuit board, conducting terminal is provided with the weld part that extends in the insulating body receiving space in order to the conducting that contacts with the matched contact site of flexible printed circuit board and with circuit board, wherein this electric connector also further comprises the shielding casing that is coated on the insulating body periphery, shielding casing comprises an end face, can detect the conducting terminal weld part contacts situation with circuit board opening corresponding to being provided with above the conducting terminal weld part on this end face.
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, some openings are set on the shielding casing end face, can know to be easy to detect situations such as whether intact the welding of conducting terminal weld part and circuit board.
[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 three-dimensional exploded view of the present utility model.
Fig. 4 is the three-dimensional exploded view 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 411 of the annular hinge 53 on it on shielding casing 4 end faces 41 and is connected with shielding casing 4, realizes that simultaneously lid 5 can be around shielding casing 4 rotations.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 fixing piece on clamping close device 3 both sides 35 interlocks with insulating body 1 roof 11 and holds; On the other 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.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 offers clamping close device 3 and covers 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, as can not being provided with on the utility model electric connector 100 shielding casings 4 in order to coat the lid 5 of clamping close device 3.And the clamping close device 3 on the insulating body 1 also can adopt the snap-in structure of drawer type, and accordingly can change this lid 5 structures on the shielding casing 4 this moment, also can lid 5 be set and directly be coated on the outside of insulating body 1.
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 the conducting terminal in the insulating body, wherein insulating body comprises the receiving space of accommodating flexible printed circuit board, conducting terminal is provided with the weld part that extends in the insulating body receiving space in order to the conducting that contacts with the matched contact site of flexible printed circuit board and with circuit board, it is characterized in that: this electric connector also further comprises the shielding casing that is coated on the insulating body periphery, shielding casing is provided with an end face, can detect the conducting terminal weld part contacts situation with circuit board opening corresponding to being provided with above the conducting terminal weld part on this end face.
2. electric connector as claimed in claim 1 is characterized in that: described opening is some manholes.
3. electric connector as claimed in claim 1 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.
4. electric connector as claimed in claim 3 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.
5. electric connector as claimed in claim 4 is characterized in that: described shielding casing also comprises two sides, and each side is provided with some bending inwards, in order to the engagement tabs of insulating body fixing.
6. as any one described electric connector in the claim 1 to 5, it is characterized in that: this electric connector also comprises a clamping close device, and shielding casing is provided with one in order to shield the lid of this clamping close device.
7. electric connector as claimed in claim 6 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.
8. electric connector as claimed in claim 7 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.
9. electric connector as claimed in claim 8, it is characterized in that: described insulating body roof leading edge protrudes out forward and is provided with some protuberances, 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.
10. electric connector as claimed in claim 7, it is characterized in that: also be provided with the fixing pieces that some and insulating body roof hold on described clamping close device base portion two side external surfaces, in order to clamping close device with after insulating body engages with this clamping close device and insulating body fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032761309U CN2674683Y (en) | 2003-07-15 | 2003-07-15 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032761309U CN2674683Y (en) | 2003-07-15 | 2003-07-15 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2674683Y true CN2674683Y (en) | 2005-01-26 |
Family
ID=34473704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032761309U Expired - Fee Related CN2674683Y (en) | 2003-07-15 | 2003-07-15 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2674683Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114128052A (en) * | 2019-07-16 | 2022-03-01 | 塞林克公司 | Non-terminal connector and circuit including the same |
-
2003
- 2003-07-15 CN CNU032761309U patent/CN2674683Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114128052A (en) * | 2019-07-16 | 2022-03-01 | 塞林克公司 | Non-terminal connector and circuit including the same |
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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: 20050126 |