Summary of the invention
Creation of the invention is designed to provide a kind of electrical connection that when plug connector elements insertion, can prevent terminal from damagingDevice.
In order to achieve the above object, the present invention adopts the following technical scheme:
A kind of electric connector is inserted into characterized by comprising an insulating body, the insulating body for a plug connector elementsWith an interface recessed grafting space, and multiple terminal grooves positioned at grafting space side；Multiple terminals, respectivelyIt is contained in the terminal groove, the terminal has a main part, and sequentially extend from the main part towards the interfaceOne interconnecting piece and the contact portion for being emerging in the grafting space, the interconnecting piece are equipped with an insulating part, and the insulating part is setThere is the guidance part for being emerging in the grafting space, the relatively described contact portion of the guidance part is close to the interface, when describedPlug connector elements enter the grafting space, and the plug connector elements, which are first contacted with the guidance part, drives the terminal to insert far from describedSpace is connect, then in electrical contact with the contact portion.
Further, the interface is equipped with one first stop section close to the terminal groove.
Further, the insulating part is equipped with a support division, and the support division is supported with first stop section, described to supportThe relatively described guidance part in portion is close to the interface.
Further, the insulating part is equipped with a metalwork, the support division and the guidance part and metalwork oneMolding.
Further, the metalwork and the terminal are integrated with the insulating part insert molding.
Further, the support division and the guidance part are made of insulating materials.
Further, it is electrically insulated between the guidance part and the terminal and the terminal and the guidance part can elasticity changeShape.
Further, an imaginary center line is defined, the imaginary center line is by the docking towards the grafting direction in spaceThe grafting space center is made and is located at, for the imaginary center line perpendicular to the interface, the contact portion is relatively describedGuidance part is close to the imaginary center line.
Further, the terminal groove is two sides setting, is also provided at the other side in the grafting space, holds described in every sidePilot trench is arranged about the grafting space symmetr.
Further, the insulating body has positioned at the two sidewalls of grafting space two sides, and the terminal groove is set to everyOne side wall.
Further, the terminal groove contains a fixing piece, and the fixing piece accommodates the main part.
Further, the main part, which has, protrudes out at least one first convex thorn of the fixing piece, the first convex thorn withThe side wall interference engagement.
Further, the insulating body is additionally provided with the mounting surface being oppositely arranged with the interface, and the mounting surface leans onThe nearly grafting space is equipped with one second stop section.
Further, the fixing piece contains a sheet metal, and the sheet metal and the terminal are electrically insulated and the goldBelonging to piece has at least one second convex thorn for protruding out the fixing piece, and the second convex thorn is matched with second stop section interferenceIt closes.
Further, the sheet metal and the terminal are integrated with the fixing piece insert molding.
Further, the main part extends an extension to the grafting direction in space, and the extension is contained in describedFixing piece and have and protrude out the convex thorn of an at least third of the fixing piece, the convex thorn of third is interfered with second stop sectionCooperation.
Compared with prior art, the present invention is by being provided separately the guidance part and the contact portion and by the insulationPart is fixed, and the plug connector elements is made first to contact the drive contact portion when being inserted into the guidance part far from the grafting space,It is in electrical contact with the contact portion again.Described connect has been driven due to first contacting with the guidance part when the plug connector elements are inserted intoContact portion is far from the grafting space, therefore the distance between described contact portion of the relatively described container inner terminal increases, for instituteIt states plug connector elements insertion and provides bigger space, can effectively prevent terminal in plug connector elements insertion and kneel pin, have anti-Not-go-end damages and the beneficial effect that impacts to the electric connection of plug connector elements and circuit board.Simultaneously by by the guidingPortion and solution of contiguity setting, make the guidance part and the contact portion be electrically insulated, also have the day reduced on high frequencyThe effect of line effect.
[specific embodiment]
Purpose, structure, feature and effect to facilitate the understanding of the present invention etc., now in conjunction with attached drawing and specific implementationThe invention will be further described for mode.
Fig. 1 to Fig. 5 is please referred to, is a kind of main embodiment of electric connector 100 of the invention comprising an insulating body1, it is contained in multiple terminals 2, an insulating part 3 and the sheet metal 4 and a fixing piece 5 of the insulating body 1.The electrical connectionDevice 100 is installed on a circuit board 300, when a plug connector elements 200 are with 100 grafting of electric connector, the plug connector elements200 are electrically connected through the electric connector 100 with the circuit board 300.
Fig. 1 to Fig. 3 is please referred to, the insulating body 1 has along the grafting space 11 that longitudinally L extends and is located at instituteState the two sidewalls 13 of 11 two sides of grafting space, and positioned at 11 both ends of grafting space end walls 14 and be oppositely arranged oneInterface 101 and a mounting surface 102.Each end wall 14 is connected to two side walls 13, two side walls 13 and two institutesState end wall 14 surround as the interface 101 it is recessed made of the grafting space 11, each side wall 13 close to it is described insertConnect space 11 and be provided with multiple terminal grooves 12, each terminal groove 12 through the interface 101 and the mounting surface 102 andA connectivity slot 15 is equipped on the direction close to the grafting space 11 to connect the terminal groove 12 and the grafting space 11Logical setting.The interface 101 is equipped with one first stop section 16 close to the terminal groove 12, and the interface 101 is inserted to describedIt connects space 11 and makes imaginary center line a C, the imaginary center line C and be located at the center in the grafting space 11, the mounting surface102 are equipped with one second stop section 17 close to the grafting space 11, and the mounting surface 102 is arranged in face of the circuit board 300.
Referring to figure 3. to Fig. 5, multiple correspondences of terminal 2 are contained in the terminal groove 12, and each terminal 2 hasOne main part 21 and the interconnecting piece 22 and a contact portion sequentially extended from the main part 21 towards 101 direction of interface23, and the weld part 24 extended from the main part 21 to 300 direction of circuit board.The main part 21 is towards far from instituteIt states 11 direction of grafting space and is provided at least one first convex thorn 211, the described first convex thorn 211 is two in the present embodiment,It is in his embodiment or one or more.The contact portion 23 is located at the connectivity slot 15 and is emerging in the grafting space11, to be electrically connected with the plug connector elements 200, the interconnecting piece 22 connects the contact portion 23 and the main part 21,The weld part 24 with the circuit board 300 to be electrically connected.
Referring to figure 3. to Fig. 5, the insulating part 3, this implementation are provided on the interconnecting piece 22 of each terminal 2Be provided on the example insulating part 3 metalwork 31, the metalwork 31 and the terminal 2 and the insertion of the insulating part 3 atType is integrated.The terminal 2 is electrically insulated with the metalwork 31 and the relatively described terminal 2 of the metalwork 31 is close to described rightJunction 101.The metalwork 31 has a support division 312 and is emerging in the grafting space 11 positioned at the connectivity slot 15One guidance part 311, the guidance part 311 relative to the contact portion 23 closer to the interface 101, and the support division312 relative to the guidance part 311 closer to the interface 101, and the contact portion 23 relative to the guidance part 311 moreClose to the imaginary center line C.
Referring to figure 3. to Fig. 5, the fixing piece 5 is also contained in the terminal groove 12, the fixing piece 5 accommodates describedMain part 21 and the sheet metal 4.The terminal 2 is provided separately with the sheet metal 4, therefore the terminal 2 and the metalIt is electrically insulated between piece 4.The sheet metal 4 and the terminal 2 and 5 insert molding of the fixing piece are integrated.Described firstConvex thorn 211 protrudes out the fixing piece 5 and 13 interference engagement of side wall.The sheet metal 4 has towards empty close to the graftingBetween 11 directions protrude out the fixing piece 5 at least one second it is convex thorn 41, described in the present embodiment second it is convex thorn 41 be two,It is in his embodiment or one or more, the second convex thorn 41 and 17 interference engagement of the second stop section, and it is describedSecond convex thorn 41 is symmetrical arranged with the described first convex thorn 211, therefore can provide better retentivity for the terminal 2.
Before the plug connector elements 200 insertion, the support division 312 is held in first stop section 16, to guarantee311 He of guidance part will not preferably be controlled excessively close to the grafting space 11 by stating guidance part 311 and the contact portion 23The position of the contact portion 23.When the plug connector elements 200 are inserted into the grafting space 11, the plug connector elements 200 first withThe guidance part 311 contacts, and the guidance part 311 will drive the support division 312 and the contact portion 23 towards far from institute at this timeThe direction for stating grafting space 11 is mobile, and the support division 312 will be supported no longer with first stop section 16.And the contact portion23 is mobile towards the direction far from the grafting space 11, can provide enough spaces and be inserted into for the plug connector elements 200, in this wayDuring the plug connector elements 200 continue into, it can guarantee that the contact portion 23 can be formed with the plug connector elements 200Good contact kneels pin without will lead to terminal 2, damages on terminal 2 and influences the plug connector elements 200 and the electricityElectric connection between road plate 300.And when the plug connector elements 200 are contacted with the contact portion 23,23 meeting of contact portionIt drives the guidance part 311 mobile towards the direction far from the grafting space 11, leads to finally there was only the contact portion 23 and instituteIt is in electrical contact to state plug connector elements 200, and is electrically insulated between the guidance part 311 and the plug connector elements 200, therefore can subtractThe influence of antenna effect on few high frequency.
It is the second embodiment of electric connector of the invention referring to Fig. 6, is different from the first embodiment place and is only that, instituteMain part 21 is stated in addition to being provided with the described first convex thorn 211, also extends an extension 25 to close to 11 direction of grafting space,The extension 25, which is contained in the fixing piece 5 and is provided with to close to 11 direction of grafting space, protrudes out the fixing pieceThe convex thorn 251 of a 5 at least third, the convex thorn 251 of third described in the present embodiment is two, in other embodiments can for one orIt is multiple.The convex thorn 251 of third provides retentivity with 17 interference engagement of the second stop section.It can compared with first embodimentThe difficulty that reduction group is loaded onto.
It is the 3rd embodiment of electric connector of the invention referring to Fig. 7, is different from the first embodiment place and is only that, onlyThe main part 21 is provided with the described first convex thorn 211 and provides retentivity with 13 interference engagement of side wall, without in addition settingSet the sheet metal 4.The present embodiment can reduce assembling difficulty compared with first embodiment and save raw material, with second embodimentCompared to the signal interference that can be reduced between the adjacent terminal 2 and save raw material.
Referring to Fig. 8, it is the fourth embodiment of electric connector of the invention, the difference is that only institute with first embodimentIt states interconnecting piece 22 and an insulating part 6 is set, material identical with the insulating part 6 is formed one is provided on the insulating part 6 and is ledDraw portion 61 and a support division 62, the relatively described guidance part 61 of the support division 62 is close to the interface 101, the guidance part 61The relatively described contact portion 23 is close to the interface 101 and is located at the connectivity slot 15 and is emerging in the grafting space 11.
Before the plug connector elements 200 insertion, the support division 62 is held in first stop section 16, described in guaranteeingGuidance part 61 and the contact portion 23 will not preferably control the guidance part 61 and described excessively close to the grafting space 11The position of contact portion 23.When the plug connector elements 200 are inserted into the grafting space 11, the plug connector elements 200 first with it is describedGuidance part 61 contacts, and the guidance part 61 will drive the support division 62 and the contact portion 23 towards far from the grafting sky at this timeBetween 11 direction it is mobile, the support division 62 will be supported no longer with first stop section 16.And the contact portion 23 is towards separateThe direction in the grafting space 11 is mobile, can provide enough spaces and be inserted into for the plug connector elements 200, inserts in this way describedIt connects during element 200 continues into, can guarantee that the contact portion 23 can form good connect with the plug connector elements 200Touching, kneels pin without will lead to terminal 2, on terminal 2 damage and influence the plug connector elements 200 and the circuit board 300 itBetween electric connection.And when the plug connector elements 200 are contacted with the contact portion 23, the contact portion 23 will drive described leadIt is mobile towards the direction far from the grafting space 11 to draw portion 61, leads to finally there was only the contact portion 23 and the plug connector elements200 is in electrical contact, and the guidance part 61 is electrically insulated with the plug connector elements 200, therefore can reduce antenna on high frequency and imitateThe influence answered.
Referring to Fig. 9, it is the 5th embodiment of electric connector of the invention, the difference is that only with fourth embodiment, instituteMain part 21 is stated in addition to being provided with the described first convex thorn 211, also extends an extension 25 to close to 11 direction of grafting space,The extension 25, which is contained in the fixing piece 5 and is provided with to close to 11 direction of grafting space, protrudes out the fixing pieceThe convex thorn 251 of a 5 at least third, the convex thorn of third described in the present embodiment is two, can be one or more in other embodimentsIt is a.The convex thorn 251 of third is with 17 interference engagement of the second stop section to provide retentivity.It can compared with fourth embodimentThe difficulty that reduction group is loaded onto.
Referring to Fig.1 0, it is the sixth embodiment of electric connector of the invention, and the difference is that only for fourth embodiment,The main part 21 is only provided with the described first convex thorn 211 and provides retentivity with 13 interference engagement of side wall, without in additionThe sheet metal 4 is set.The present embodiment can reduce assembling difficulty compared with fourth embodiment and save raw material, implement with the 5thExample is compared to the signal interference that can be reduced between the adjacent terminal 2 and saves raw material.
In conclusion electric connector of the invention has the advantages that
1. the guidance part 311 is fixed and is provided separately with the contact portion 23 by the insulating part 3, inserted when describedWhen connecing element 200 and being inserted into the grafting space 11, the plug connector elements 200 are first contacted with the guidance part 311, at this time described in leadDrawing portion 311 will drive the contact portion 23 towards the direction movement far from the grafting space 11, in this way in the plug connector elements 200During continuing into, can guarantee the contact portion 23 can be formed with the plug connector elements 200 it is good contact, withoutCause terminal 2 to kneel pin, terminal 2 is damaged and influences the electrical property between the plug connector elements 200 and the circuit board 300Connection.
2. being provided separately the guidance part 311 and the contact portion 23 by the insulating part 3, it is electrically insulated, andWhen the plug connector elements 200 are contacted with the contact portion 23, the contact portion 23 will drive the guidance part 311 towards far from describedThe direction in grafting space 11 is mobile, leads to finally only have the contact portion 23 and the plug connector elements 200 in electrical contact, and describedIt is electrically insulated between guidance part 311 and the plug connector elements 200, reaches the antenna effect reduced on high frequency, to realize more preferableSignal transmission effect.
3. the guidance part 311 is fixed and is provided separately with the contact portion 23 by the insulating part 3, inserted when describedWhen connecing element 200 and being inserted into the grafting space 11, the plug connector elements 200 are first contacted with the guidance part 311, at this time described in leadDrawing portion 311 will drive the contact portion 23 towards the direction movement far from the grafting space 11, therefore can provide bigger skyBetween for the plug connector elements 200 be inserted into.
Detailed description above is only the explanation of the preferred embodiments of the invention, the scope of the patents that is non-therefore limiting to the present invention,So all, with this creation specification and diagramatic content institute, equivalence techniques change for it, are both contained in the scope of the patents of this creationIt is interior.