TWI291785B - Electrical connector - Google Patents

Abstract

An electrical connector mounted on a printed circuited board (PCB) for receiving electronic element therein, comprises an insulative housing having a plurality of grooves and a plurality of contacts respectively received in the grooves. A plurality of passageways is defined in side walls of the insulative housing. Each of the contacts comprises a contact portion electrically connecting with the electronic element, a soldering tail soldered on the PDB. The soldering tails of the contacts are outside the insulative housing through the passageways defined in the side walls of the insulative housing. The soldering tails of the contacts are situated at a middle position of the electrical connector in high direction thereof. Therefore, the soldering tails can be soldered either on an up face or a bottom face of the PCB under the case that the electronic element inserted into the electrical connector in an up-to-down direction.

Description

1291785 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) Technical Field The present invention relates to an electrical connector, and more particularly to an electrical connector for use in mobile power or other electronic devices. [Prior Art] With the development of wireless communication technology and the rapid development of high technology, mobile phones, PDAs, or other communication electronic devices are becoming more and more compact, and the functions are becoming more diverse and diverse to meet people's needs. For example, if a camera function is added to a mobile phone or a PDA, the relevant electrical connector supporting the function cannot be used in these electronic devices to electrically connect the camera module and the corresponding circuit board of the electronic device. The Shuoguo machine module is connected to an insulated structure, which accommodates the slot. The inner cavity of the cavity is housed in a conductive connection to a circuit board. In the patent, please disclose the scheme of the electrical connector attached to the circuit board No. 20 04/0 06 8868. The body and the plurality of conductive terminals. The insulating housing is vertically symmetrically disposed with a plurality of receiving conductive terminals received in the receiving slot card, and includes a contact portion and a cavity extending from the insulated insulating body outside the insulating body, and the terminal wall is provided with a terminal The contact portion is electrically connected to the upper surface of the conductive terminal, so that the camera module and the electric connection are not connected to each other. The electric welding plate type of the phase device includes a three-dimensional terminal edge body camera module connecting portion of the welding room. The above-mentioned pen connection is solved by connecting the camera module, bran and pfa to the λ mountain 2 ^ electric tower The question of the board is two = because the welding part of the scorpion is located at the bottom of the electrical connector, the sputum is on the upper surface of the fascinating surface. During the continuous use, the welding feet of the upper π are sometimes connected with the coin. Recording t also knows to pick up the lower surface of the board to meet the customer # 1291785

Different needs, and therefore it is necessary to design a new electrical connector to illustrate the problem. i i SUMMARY OF THE INVENTION The purpose of the electrical connection of the present invention is to provide an electrical connector that can be soldered to both the upper surface of the circuit board and the lower surface of the circuit board. The object of the present invention is achieved by the following technical solutions: an electrical connector mounted on a circuit board of an electronic device for electrically connecting an electronic component and the circuit board, the electrical connector comprising an insulating body and a plurality of receiving The conductive terminal in the insulating body and the shielding module and the shielding seat body assembled on the insulating body, the insulating body comprises four front and rear, left and right side walls, and the left and right side walls of the body are provided with a passage, and the terminal includes electrical components and electronic components. a contact portion, a latching portion that cooperates with the insulative housing, and a soldering leg that is electrically connected to the circuit board. The shielding module includes four shielding bodies respectively mounted on four sides of the insulative housing, each shielding body including a main body. a plurality of through holes are arranged on the main body piece, and the edge of the through hole is provided with a soldering leg, and the soldering leg of the terminal of the insulating body is also covered by the shielding body. The upper passage and the through hole of the shielding body extend out of the insulating body, and the welding legs of the terminal and the welding legs of the shielding body are parallel to each other, and the height direction of the connector . ^ The soldering leg of the electrical connector of the present invention is located in the middle of the height direction of the electrical connector, whereby the electrical connector can be soldered from above to the circuit board, soldered to the front side of the circuit board, or from below Soldering the soldering leg to the back side of the board through the board increases the range of applications for the connector.

1291785 V. INSTRUCTION DESCRIPTION (3) [Embodiment] Referring to the first to fourth figures, the electrical connector of the present invention is mounted on a circuit board 6 of an electronic device for accommodating electronic components (in the present embodiment) The electronic component is a camera module 5 ). The electrical connector 1 〇〇 mainly includes an insulative housing 1 , a plurality of conductive terminals 2 , a shielding module 3 , and a shielding body 4 . As shown in the fourth and fifth figures, the insulative housing 1 has a rectangular parallelepiped structure including upper and lower surfaces 10, 12, front and rear side walls 11, and [3, left and right side walls j4, 16 and bottom wall 17 The insulating body 1 is provided with a plurality of receiving chambers 〇1 for accommodating the conductive terminals 2, and the receiving chambers 1〇1 are formed in a “fishbone shape” from the upper surface 1〇. The bottom wall 17 of the insulating body is interposed between the receiving cavity 110 and the lower surface 丨2 of the insulative housing 1. The bottom wall 17 is provided with a recessed hole 177 which communicates with the corresponding receiving cavity 1 , 1 , and these recessed holes 171 penetrate the bottom wall 17 of the insulating body i. The front and rear left and right sides of the insulative housing 1 are provided with recesses 1 8 for matching with the shielding module 3, and the left and right side walls 14 and 16 are also provided with self-contained The upper surface 10 is recessed downwardly to form a channel 1〇4 and a protrusion 1〇5 protruding outwardly from the receiving channel 104. The upper surfaces of the bumps 1〇5 are coplanar with the lower surface of the corresponding channel 104. . There are also no plurality of bumps 19 in the upper portions of the front and rear side walls 丨, 12, and a recess 176 is provided in the bottom wall 17 for mating with the shield body 4. Further, at the intersection of the inner side of the left and right side walls 丨4, 丨6 of the insulative housing 1 and the channel 104, a holding groove 106 is further provided to interfere with the conductive terminal 2. Referring to the fourth figure, the conductive terminal 2 includes a vertically long main body portion 21 extending in the left-right direction, and is bent obliquely upward from the first end of the main body portion 2

Page 9 1291785 V. The elastic portion 22 of the invention (4) and the contact portion 23 provided at the free end of the elastic portion 22 and located above the main body portion 21. The conductive terminal 2 further includes a latching portion 24 bent upwardly from the other end of the main body portion 21, and a soldering leg 26 extending horizontally outward from the latching portion 24. The latching portion 24 is provided with a plurality of barbs. (not marked). The shielding module 3 includes two first shielding bodies 31, a second shielding body 33 and a third shielding body 35. The shielding bodies 31, 33, 35 are integrally formed by a metal sheet. The first shielding body 3 is longitudinally disposed, and includes a main body piece 318. The main body piece 318 has inner and outer side surfaces 31〇, 311, and an inwardly curved holding portion 3 1 3 is disposed at the center of the upper portion of the main body piece 318 in the longitudinal direction, and is symmetrically disposed on both sides of the holding portion 3 1 3 . There is a grounding piece 3 1 4 , and a holding piece 315 is symmetrically distributed on the outer side of the grounding piece 3 1 4 with respect to the holding portion 3 1 3 . The grounding piece 314 and the holding piece 315 are elastic arms formed by bending inward and downward from the upper edge of the main body sheet, and the length of the abutting piece 3丨4 is larger than the length of the holding piece 315. A plurality of substantially rectangular through holes 319 are formed in the main body piece 318. The center of the upper edges of the three rectangular through holes 319 is extended with a soldering leg 321 extending perpendicularly to the main body piece 318. The lower portion of the main body piece 318 is vertically bent inwardly with a plurality of insertion portions 316 and a holding 317 for use with the insulating body! The groove 18 is interference fit. The insertion portions 316 are spaced apart along the lower edge of the main body piece 318, and the holding portions 317 are two pieces which are formed by punching and bending inward from the lower end portions of the main body piece 318. The holding portion 31 7 is provided with a barb (not shown). Further, the upper portion of the main body piece 338 of the second shielding body 33 is located at the center of the longitudinal direction, and the two sides of the notch 333 are symmetrically disposed on the left and right sides of the grounding piece ′, and the length thereof is the same as the length of the 324. Second shadow

1291785 V. INSTRUCTION OF THE INVENTION (5) The insertion portion 336, the holding portion 337, the through hole 33 9 , and the welding leg 321 of the body 33 are substantially the same as those of the first shielding body 31. The number of insertion parts, through holes, and soldering feet varies depending on factors such as force balance. Further, the welding legs κι at the longitudinal ends of the second shielding body 33 are formed to extend outward from the center of the lower edge of the corresponding through hole 339, and the pair of welding legs 341 are flush with the welding legs 341 at the intermediate portion. The third shielding body 35 has substantially the same structure as the second shielding body 33, and the only difference is that the third shielding body 35 is provided with an inwardly curved card at a position corresponding to the notch 3 3 3 of the second shielding body 33. The holding portion 353 has the same position, shape and efficiency as the holding portion 313 of the first shielding body 31. Referring to the fourth figure, the shielding body 4 includes a bottom wall 41 and a front side wall 4 and a left and right side wall 43 extending vertically from the four sides of the bottom wall 41. A plurality of insertion portions 4 are formed on the bottom wall 41 adjacent to the front and rear side walls 42. The insertion portions 411 extend upwardly perpendicular to the bottom wall 41, and the edges thereof are barbed (not shown). The upper edges of the front and rear side walls 42 and the left and right side walls 43 are respectively extended with a plurality of soldering legs 421, 431 which are perpendicular to the bottom wall and are located on the same plane. Referring to the first to third figures, the camera module 5 includes a base portion 51, a columnar portion 52 located above the base portion 51, and a bottom portion 53 located below the base portion 51. The base portion 51 includes an upper surface 511, a left side surface 512, a right side surface 51 3 and a rear side surface 51. A rib 5 151 is disposed on each of the left and right side faces 5 1 2, 51 3 of the base portion 5 1 , and a projection 518 is disposed on the rear side surface 5 1 4 perpendicular to the left and right side faces 5 1 2, 5 1 3 . The bottom surface 531 of the bottom portion 53 is provided with a plurality of connections with the conductive terminals 2

Page 11 1291785

The contact portion 2 3 contacts the conductive path 5 3 2 that is turned on. At the time of assembly, the conductive terminal 2 is first inserted into the terminal accommodating cavity 101 from the upper surface 1 of the insulating body i from top to bottom. The main body portion 21 of the conductive terminal 2 is in horizontal contact with the first support portion 173 and the second support portion 174 of the bottom wall 17 of the insulative housing 1 , and the latching portion 24 is received in the latching slot 1 〇 6 of the insulative housing. The barbs 28 of the retaining portion 24 are fixedly engaged with the retaining slots 106, and the elastic portions 22 and the contact portions 23 extend upward to protrude from the upper surface 10 of the insulative housing 1. Further, the soldering legs 26 are insulated. The left and right side walls 14, 16 of the body i are recessed to form a channel 104 extending outside the left and right side walls of the insulative housing i for conducting conduction with a circuit board (not shown) or other external device. In the receiving position, the bump 1〇5 in the downward direction of the track 104 is in contact with the soldering leg of the terminal 2, whereby the bump 1 0 5 can support the soldering leg 2 6 and enhance its mechanical performance.

Then, the first, second, and third shielding bodies 31, 33, and 35 are respectively assembled on the four side walls of the insulative housing 1 to form a receiving space 3〇. The shielding bodies are matched with the insulative housing 1 in the same manner. The first shielding body 31 is taken as an example and added. The insertion portion 3 16 and the holding portion 3 17 of the shielding body 3 1 are respectively inserted into the receiving grooves 18 of the left and right side walls 14 and 16 of the insulative housing 1 , and the barbs and the receiving portions 3 17 are received. The trough 132 is fixedly held. The soldering leg 26 of the terminal 2 passes through the through hole 319 of the second shielding body 31 and is located on the same plane with the soldering leg 32 of the first shielding body 31, and the upper bump 19 of the front and rear side walls 11, 12 also extends into the corresponding The through holes 359, 339 of the shielding body. The shielding body 4 is covered on the lower surface 12 of the insulative housing 1 , and the insertion portion 411 is received in the recess 1 76 of the bottom wall I of the insulative housing 1 , and the barb of the insertion portion 411 is fixed to the recess 76 . .

Page 12 1291785 V. Description of the Invention (7) At this time, the soldering legs 26 of the terminal, the soldering legs "I'"I, 361 of the shielding module, and the soldering legs 421, 431 of the shielding body 4 are located on the same plane, and The tail ends of the soldering legs on the same side are flush. At the same time, the soldering leg 26 of the terminal and the soldering leg 321 of the shielding body W and the soldering leg 431 of the shielding body 4 are spaced apart from each other, and the soldering legs 341 and 361 of the second and third shielding bodies 33 and 35 are also respectively shielded. The soldering feet 421 of the base 4 are spaced apart from each other. Thereby, the soldering legs of the same component are spaced apart, the soldering strength is increased to the soldering of the conductive circuit board 6, and the dry interference of the signal power between the terminals is avoided, which is: the normal operation of the entire product. > ^The first figure, the sixth figure and the seventh figure show that the welding legs ^, 321, 341, 361, 421 and 4 31) are located in the middle of the electrical connector 1 〇〇 height σ When the connection needs to be mounted on the circuit board 6 of an electronic device, it is obvious that the electrical connector 1 can be mounted down from the top to the circuit board and soldered to the front side of the circuit board 6 (Fig. 6 The display, usually sinking type, can also be soldered to the back of the circuit board 6 from the bottom of the board and the foot is soldered to the back of the board 6 (shown in Figure 7, commonly referred to as a ^ pin in the electrical connector 100). Such a distribution can improve the application range of the electrical connector 100. # '1,,, in use, the camera module 5 is inserted into the valley space 30 of the electrical connector 自 from top to bottom, when inserted The notch 333 of the camera module 5 is aligned with the notch 333 of the camera module 5. During the insertion process, the camera module 5 is in contact with the clamping piece 314 of the shielding body=3, the grounding pieces 315, 335 and 355. ^, the holding piece 314, the grounding pieces 315, 335 and 355 are all elastic arms, and the elastics are pressed to produce the inner side faces 31, 33 of the shielding body module 3. 35〇第13页1291785 V. Inventive Note (8),: 5 攸 and the camera module 5 is housed in the shielding body 3. After insertion 355) 敝 elastic elastic arm (holding piece 314, grounding piece) 5 , 335 and hold: restore to the original position, thus making its card

On the rib I of the base 51 of the camera module 5, U!:313, the milk is held by the columnar portion 52 of the camera module 5, and the camera module 5 slides out of the shielding body 3 and Γίί 2 Shakes 'Make the camera module 5 in any direction == fixed. At the same time, the grounding lugs 315, 335 and the milk and phase two reach the purpose of grounding. At this time, the V electric path 532 at the bottom of the camera module 5 is placed on the insulative body! The inner conductive contact portion 23 is electrically connected. In addition, the elastic portion of the conductive terminal 2 = 2 pushes the bottom surface 531 ' of the camera module 5 so that the upper surface and the bottom surface 531 of the camera module 5 m are both placed in a stable state by the resisting force 1 In the raft, achieve the desired retention. It is to be understood that the electronic components of the electrical connector 100 of the present invention are not limited to the same, and the module 5' can be any type of plug-in module or card type component that is mated to the electrical connector. Accordingly, the insulative body of the electrical connector 100 of the present invention! It is not limited to the rectangular parallelepiped structure, and may be a structure such as a cylinder. The shielding module 3 and the shielding body 4 correspond to each other. In summary, the present invention has indeed met the requirements of the invention patent, and filed a patent application in accordance with the law. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto. Equivalent modifications or variations made by those skilled in the art in the spirit of the present invention are still within the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a perspective view of a combination of an electrical connector of the present invention and a camera module. The second figure is a perspective view of another angle of the electrical connector of the present invention combined with a camera module. The third figure is a perspective view of the electrical connector and the camera module of the present invention. The fourth figure is an exploded view of the electrical connector of the present invention. Fig. 5 is a perspective enlarged view showing another angle of the insulating body of the electrical connector of the present invention shown in Fig. 4. Figure 6 is a schematic view of the electrical connector of the present invention mounted on the front side of the circuit board. Figure 7 is a schematic view of the electrical connector of the present invention mounted on the back of the circuit board. [Main component symbol] Electrical connector 100 Insulating housing 1 Upper surface 10 Housing cavity 101 Channel 104 Lower surface 12 Bumps 105 ^ 19, 518 Front side wall 11 Rear side wall 13 Left side wall 14 Right side wall 16 Bottom wall 17 Concave 孑 L 171 Groove 18, 176 Conductive terminal 2 Main body portion 21 Elastic portion 22 Contact portion 23 Retaining portion Welding leg 24 26 ^ 321 , 341 , 361 , 421 , 431

Page 15 1291785 Brief description of the mask module 3 accommodating space 30 first shielding body 31 second shielding body 33 third shielding body 35 inner side surface 310 outer side surface 311 notch 333 main body piece 318 ^ 338 > 358 holding portion 313 ^ 353 Clamping piece 315 孑 L 319 Grounding lug 314, 334 > 354 Shielding seat 4 Inserting part 316 ^ 336 > 411 Bottom wall 41 Holding part 317 ^ 337 > 357 Front and rear side walls 42 Left and right side walls 43 Camera board set 5 Base 51 Upper surface 511 Left side 512 Right side 513 Rear side 514 Rib 516 Column part 52 Bottom part 53 Bottom side 531 Conductive path 532 Circuit board 6 Φ

Page 16

Claims (1)

1291785 VI. Application for Patent Range 1· An electrical connector, an electronic device and a circuit board, including a circuit board for electrically connecting an insulative body, which includes a phase wall and a plurality of terminal housings, There are channels and terminals on the front, front, rear, left and right sides: = The edge of the body - the side wall is provided with a plurality of conductive terminals, and the receiving and each of the conductive terminals are in the terminal receiving cavity of the insulating body, and the insulation is too much / The soldering leg of the contact portion electrically contacting the electronic component; wherein the soldering leg of the terminal extends through the channel on the sidewall of the insulating body to the outside of the insulating body, and the soldering leg of the terminal is located in the middle of the height direction of the electrical connector. The terminal pins can be soldered to the front side of the board or soldered to the back side of the board. 2. The electrical connector of claim 1, wherein the passage on the side wall of the insulative housing is recessed from the upper surface of the insulative housing, the terminal is mounted from the upper portion of the insulative housing into the receiving cavity, and the terminal is soldered. The foot extends from the passage on the side wall of the insulative body to the outside of the insulating body. 3. The electrical connector of claim 2, wherein the sidewall of the insulative housing is further provided with a plurality of bumps located directly below the channel, the upper surface of which is flush with the lower surface of the channel. 4 · If the patent application scope 1 item w- 屯% shape w ~ a cover body installed on the left and right rain side of the insulating body 'which includes a body - Λίν Ya.l ttl βιΛ U The connector and the electrical connector further comprise a chip, the main body piece has an inner side surface and an outer side surface, and the main body piece is provided with a plurality of through holes, and the edge of the through hole is extended with a soldering foot to extend out The first to buy 1291785 VI. The scope of the patent application is that the soldering leg of the external terminal extends through the through hole of the shielding body to cover the outside of the body, and the soldering leg of the terminal and the welding leg of the shielding body are parallel to each other and are located at the height of the electrical connector. The middle of the direction. 5. The electrical connector of claim 4, the electrical connector further comprising a shielding body covering the lower surface thereof, the shielding body comprising a bottom wall and four sides from the bottom wall vertically upward The front and rear side walls of the extension, the upper edges of the left and right side walls are provided with soldering legs, and the soldering legs of the soldering legs and the terminals on the left and right side walls of the shielding body are mounted on the left and right side walls. The soldering legs of the shielding bodies on the left and right sides of the edge body are parallel to each other and are located in the middle of the height direction of the electrical connector. 6. The electrical connector of claim 5, wherein the soldering legs on the left and right side walls of the shielding body are spaced apart from the soldering legs of the terminals and the soldering legs of the shielding bodies mounted on the left and right sides of the insulating body. The electrical connector of claim 5, wherein the electrical connector further comprises two shielding bodies mounted on the front and rear sides of the insulating body, the two shielding bodies each comprising a main body piece, and the main body piece is opened a plurality of through holes, the edges of the through holes are provided with soldering legs, and the upper edges of the front and rear side walls of the shielding body are provided with soldering legs, and the front and rear sidewalls of the shielding body The upper soldering legs are parallel to the soldering legs of the shielding body mounted on the front and rear sides of the insulating body, and are located in the middle of the height direction of the electrical connector. 8. The electrical connector of claim 7, wherein the shielding seat body has a soldering leg on the rear side wall and a soldering leg of the shielding body mounted on the front and rear sides of the insulating body.