Summary of the invention
For the deficiencies in the prior art, the technical problem that the present invention solves is to provide the simple electric connector of a kind of making.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that a kind of electric connector be installed on circuit board, comprise insulating body and be arranged on the terminal module on insulating body, described insulating body has at least one longitudinal docking slot and at least two installing spaces, described terminal module is provided with the first terminal module be contained in described installing space and the second terminal module being contained in installing space described in another, described the first terminal module has some first conducting terminals and one-body molded the first terminal insulating base thereon, described second terminal module has some second conducting terminals and one-body molded the second terminal insulative seat thereon, described first conducting terminal and the second conducting terminal include and are exposed to the described contact site docked in slot, be mounted to the pin portion on circuit board and connect the connecting portion in described contact site and pin portion, described contact site is arranged as at least two rows along electric connector short transverse, and therebetween formation can be mechanically, connect the docking space of docking jockey electrically.
Further, described the first terminal insulating base is provided with the first clamping part, and the two side of described installing space is formed respectively can the first fixed structure of the first clamping part described in fixing.
Further, described second terminal insulative seat is provided with the second clamping part, and the two side of another installing space described is formed respectively can the second fixed structure of the second clamping part described in fixing.
Further, described the first terminal insulating base is provided with the first noumenon and is positioned at described the first noumenon side prodger outwardly, described prodger is described first clamping part, described insulating body is provided with the left and right sidewall being positioned at described installing space both sides and the second mounting groove be communicated with described installing space, described the first noumenon is housed in the second mounting groove, and described first fixed structure is the first interference part of buckle of matching towards projection in described second mounting groove with described prodger from described left and right sidewall.
Further, described insulating body is provided with the cell wall be positioned at below described docking slot, and described second mounting groove is positioned at the rear of described cell wall and communicates with described installing space up and down, and described the first noumenon is bottom-up to be fit in described second mounting groove.
Further, described insulating body is also provided with the division board separated before and after two described installing spaces and the some terminal fixing grooves become from described division board one side concave shaped, described first conducting terminal is provided with the first contact site be exposed in docking slot, in order to the first pin portion of being connected with circuit board and the first connecting portion connecting described first contact site and the first pin portion, described first connecting portion part is accommodated by described terminal fixing grooves and locates.
Further, system of described pin portion inserts and is welded in the jack of circuit board.
Further, described pin portion is fixed on described circuit board with surperficial installation form.
Further, the width of described extension is greater than the width of described contact site.
The present invention also provide a kind of in order to make aforementioned electrical connection manufacture method: a kind of preparation method of electric connector for the manufacture of being installed on circuit board, comprise: provide insulating body, this insulating body has at least one docking slot and at least two installing spaces; There is provided the first terminal module being contained in described installing space, described the first terminal module has plural first conducting terminal and one-body molded the first terminal insulating base thereon; There is provided the second terminal module being contained in installing space described in another, described second end module has plural second conducting terminal and one-body molded the second terminal insulative seat thereon; Described the first terminal module is upwards inserted into described installing space from the bottom of insulating body; Described second terminal module is inserted into forward in another installing space described from the rear end of insulating body; Described first conducting terminal and the second conducting terminal are installed on described circuit board mechanically, electrically.
The invention has the beneficial effects as follows: electric connector of the present invention passes through described first conducting terminal and the Overmolded formation the first terminal module of the first terminal insulating base one, described second conducting terminal and Overmolded formation second terminal module of the second terminal insulative seat one, the first terminal module is bottom-up to be assembled in insulating body, second terminal module is assembled in insulating body from back to front, thus make the processing procedure making this electric connector simple, and then the cost of production electric connector of the present invention is reduced.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, describe the present invention below in conjunction with the drawings and specific embodiments.
Shown in please refer to the drawing 1 to Fig. 5, first embodiment of the invention, a kind of electric connector 100 comprises insulating body 1 and is arranged on the some terminal modules 5 on insulating body 1.
Described insulating body 1 is provided with interface 11, the rear end face 12 relative with interface 11, front and back connect the roof 13 of interface 11 and rear end face 12 and the installed surface 14 relative with roof 13.Described insulating body 1 is also provided with the longitudinal docking slot 10 be recessed to form backward from described interface 11, be positioned at below described docking slot 10 from the first installing space 15 that described interface 11 is recessed to form backward, separate the cell wall 16 of described docking slot 10 and described first installing space 15 up and down, the division board 18 (shown in composition graphs 6) of described first installing space 15 and the second installing space 17 is separated in the second installing space 17 be recessed to form forward from described rear end face 12 and front and back.Described division board 18 is connected with described cell wall 16 is vertical.
Shown in please refer to the drawing 5, described roof 13 is positioned at the top of described docking slot 10, and described roof 13 is provided with and upwards continues from described docking slot 10 some second terminal containing slots 131 of being recessed to form, described some second terminal containing slots 131 arrange along the Width of described insulating body 1, and the direction that each described second terminal containing slot 131 docks along described electric connector 100 with extraneous jockey (not shown) extends to form.Described cell wall 16 is provided with and the some the first terminal accepting grooves 161 that one by one align corresponding with described some second terminal containing slots about 131 on described roof 13, described some the first terminal accepting grooves 161 run through described cell wall 16 downwards from described docking slot 10, and arrange along the Width of described insulating body 1, the direction that each described the first terminal accepting groove 161 docks along described electric connector 100 with extraneous jockey extends to form.Described second terminal containing slot 131 does not upwards run through described roof 13, and described the first terminal accepting groove 161 is communicated with described docking slot 10 and described first installing space 15.
Left side wall 21 and the right side wall 22 of described interface 11 and described rear end face 12 is connected before and after described insulating body 1 is also provided with.Described docking slot 10, described first installing space 15 and described second installing space 17 are all between described left side wall 21 and right side wall 22.Shown in composition graphs 6, described insulating body 1 is at described left and right sidewall 21, also be provided with between 22 and be recessed to form forward the first mounting groove 19 above described division board 18 further from described second installing space 17, be recessed to form on a described left side further along the Width of described insulating body 1 respectively from described first mounting groove 19 two ends, right side wall 21, a pair second fixed structures of 22, described second fixed structure is a pair first buckle slots 211 and is positioned at below the first buckle slot 211 from a pair second buckle slots 212 that described second installing space 17 is recessed to form further along described insulating body 1 Width.Described second terminal containing slot 131 is communicated with before and after described first mounting groove 19.Described insulating body 1 is also provided with downward-extension respectively by the division wall 3 that described docking slot 10, described first mounting groove 19 and described second installing space 17 are divided into two along described insulating body 1 Width, and corresponding described first buckle slot 211 in the both sides towards described left and right sidewall 21,22 of described division wall 3 is equipped with the 3rd buckle slot 31 be recessed to form further from described first mounting groove 19.Described division wall 3 is equipped with towards corresponding described second buckle slot 212 in both sides of described left and right sidewall 21,22 the 4th buckle slot 32 be recessed to form further from described second installing space 17.
Shown in please refer to the drawing 4 to Fig. 5, described division board 18 is provided with towards the first surface 181 of described first installing space 15, towards the second face 182 of described second installing space 17 and some terminal fixing grooves 183 be recessed to form backward from described first surface 181.Described some terminal fixing grooves 183 arrange along the Width of described insulating body 1, each described terminal fixing grooves 183 extends to form along the vertical direction, and each terminal fixing grooves 183 is all along the Width of described insulating body 1 to both sides, and continuation depression is provided with interference groove 1831.Be formed with the second mounting groove 162 between the rear end of described cell wall 16 and described division board 18, described second mounting groove 162 extends along the Width of described insulating body 1 and is divided into two by described division wall 3 equally.The two ends place that described left and right sidewall 21,22 is positioned at described second mounting groove 162 is provided with first fixed structure, described first fixed structure is the first outstanding towards described second mounting groove 162 respectively interference part 213, and the both sides of described division wall 3 are respectively equipped with corresponding with described first interference part 213 and towards the second interference part 33 of described first interference part 213 projection.
Shown in please refer to the drawing 2 and Fig. 4, described insulating body 1 is also provided with the reference column 4 extending beyond described installed surface 14 from described division wall 3 bottom and described right side wall 22 downwards.
Shown in please refer to the drawing 3 to Fig. 5, some described terminal modules 5 comprise the first terminal module 51 be arranged in described first installing space 15 and the second terminal module 52 be arranged in described second installing space 17.Described the first terminal module 51 has some first conducting terminals 6 and one-body molded the first terminal insulating base 511 thereon, and described second terminal module 52 has some second conducting terminals 7 and one-body molded the second terminal insulative seat 521 thereon.
Shown in please refer to the drawing 4 and Fig. 5, described the first terminal insulating base 511 includes two, and each the first terminal insulating base 511 is a longitudinal insulator, just one longer, another one is shorter.The fin 5112 that each described the first terminal insulating base 511 is equipped with the body 5110 be housed in the second mounting groove 162, is positioned at first clamping part at described body 5110 two ends and matches from described body 5110 the end face some and described the first terminal accepting groove 161 that upwards projection is formed.Described first clamping part is the prodger 5111 outstanding to both sides, described prodger 5111 and the first interference part 213 on described left and right wall 21,31 and the buckle mutually of the second interference part 33 on described division wall 3, make described the first terminal insulating base 511 be retained in described second mounting groove 162 by stable.
Described first conducting terminal 6 is provided with the first contact site 61 be housed in the first terminal accepting groove 161, in order to the first pin portion 64 of being electrically connected with circuit board and the first connecting portion being connected the first contact site 61 and the first pin portion 64, described first connecting portion comprises integrally formed in described the first terminal insulating base 511 and one end the first fixed part 62, the first extension 63 that extends straight down from first fixed part 62 other end that are connected with described first contact site 61.Described first extension 63 other end is connected with described first pin portion 64 forward or after bending a little backward again.Described first contact site 61 is provided with the first abutting part 611 in chevron to projection in described docking slot 10.Described first extension 63 width is greater than the width of described first fixed part 62, and described first extension 63 is fixed in the terminal fixing grooves 183 of described division board 18, described first extension 63 is also provided with the hangnail 631 that extends to form to both sides mutually to interfere with described interference groove 1831 thus to reach described first conducting terminal 6 fixing.Described first pin portion 64 extends beyond described installed surface 14 downwards.The width of the first extension 63 of described first conducting terminal 6 arranges comparatively widely reach high frequency requirements to make the first conducting terminal 6 impedance more to mate with electric current.
Shown in please refer to the drawing 6, described second terminal insulative seat 521 includes two groups, often group comprise one longer, a shorter elongate shape insulator.Each described second terminal insulative seat 521 is equipped with the first main body 5210 be housed in the first mounting groove 19, is positioned at second clamping part at described first main body 5210 two ends, is housed in the second main part 5212 of the second installing space 17 and is positioned at second projection 5213 at described second main part 5212 two ends.Described second clamping part is first projection 5211 outstanding to both sides, described first projection 5211 and a pair first buckle slots 211 of the left and right sidewall 21,22 on described left and right wall 21,31 and match to reach with the 3rd buckle slot 31 of described division wall 3 and be fixed in the first mounting groove 19 by stable for described first main body 5210.4th buckle slot 32 of described second projection 5213 and a pair second buckle slots 212 on described left and right wall 21,31 and described division wall 3 matches to reach and is fixed in the second installing space 17 by stable for described second main body 5212.
Described second conducting terminal 7 is provided with the second contact site 71 be housed in the second terminal containing slot 131, in order to welding the second pin portion 74 on circuit boards and the second connecting portion connecting the second contact site 71 and the second pin portion 74, described second connecting portion comprises integrally formed in described first main body 5210 and one end the second fixed part 72, the second extension 73 that extends straight down from second fixed part 72 other end that are connected with described second contact site 71.The other end of described second extension 73 is connected with the second pin portion 74 forward or after bending a little backward again.Described second contact site 71 is provided with the second abutting part 711 in chevron to projection in described docking slot 10.Described second extension 73 width is greater than the width of described second fixed part 72, and described second extension 63 part and described second main part 5212 Unitary injection formed.Described second pin portion 74 extends beyond described installed surface 14 downwards.
Described first contact site 61 is arranged as two rows with described second contact site 71 along electric connector 100 short transverse, and in described first abutting part 611 with form the docking space (non-label) that can be connected mechanically, electrically and dock jockey between the second abutting part 711.Described first pin portion 64 is arranged as two rows along the abutting direction of described electric connector 100, described second pin portion 74 is arranged as two rows along the abutting direction of described electric connector 100, along the direction of described electric connector 100, first, second pin portion 64,74 described is arranged as four rows.
The installation steps of described electric connector 100 are as follows: described the first terminal module 51 is upwards assembled in described first installing space 15 from the below of described insulating body 1, and described second terminal module 52 is fit in described second installing space 17 from back to front from the rear of insulating body 1.Described first contact site 61 extends forward with described second contact site 71 and is exposed to described docking in slot 10.
Shown in please refer to the drawing 6 and Fig. 7, for second embodiment of the invention, described electric connector 100 ' structure is roughly the same with described electric connector 100, unique difference is that the first pin portion 64 ' of described first conducting terminal 6 ', the second conducting terminal 7 ' and the second pin portion 74 ' are surface soldered formula, and described first pin portion 64 ' flushes with described installed surface 14 ' with the solder side in the second pin portion 74 '.
Above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not depart from the spirit and scope of technical solution of the present invention.