TWI253785B - Power connector - Google Patents

Abstract

A power connector includes an insulative housing, a first contact and a second contact. A receiving space is formed inside the insulative housing and extends from the front face. A receiving hole is defined at an end of the receiving space, and extends through the back wall of the insulative housing. The receiving hole is divided into a front hole and a back hole. The diameter of the front hole is larger than the back hole, whereby forming a step portion. The second contact is integrally formed and includes a mating portion, a retaining portion obstructed before the step portion and a connecting portion which connects the printed circuited board (PCB). The receiving hole aforementioned forms a depressing portion into the insulative housing at the back face thereof along the vertical direction. The second contact has a bending portion received in the depressing portion because the diameter of the depressing portion is the same as that of the connecting portion of the second contact.

Description

1253785 Description of the invention (j [Technical field to which the invention pertains] 4dr The present invention relates to a power supply connection for crying and holding a conductive terminal j + an σσ ', especially a power connector of a prince, & * sub-technical 】 Solid pen source connector is widely used in Leigong to act as Lei Yan under the arm, ^ 丄 son field, 苴 _ ^ heart terminal and bomb; raw, mountain blast; ΐ terminal and surrounding elasticity, heart including, Λ sexual It can be connected to the circuit 刼, 坪性知子. The power transmission between the middle circuit boards. In the fish:: the docking power supply docking state, due to the stable current transmission and the terminal connector of the butt power connector The need for the center terminal = must be guaranteed, the presence of the force, the contact with the size of the docking power supply, the terminal and the center of the power connector, the plug and the private, and the plug The pulling force will inevitably affect the two-two and the other will produce a plug-and-drop effect. The sub-intimidator in the insulating body ^ US Patent Announcement No. 6 3 2 2 3 9 7 When inserted, the resulting * ",,, Peak umbrella basket :: "Exit the insulation body, causing mutual η: force report is easy to make the middle / claw of the % transmission. To be 5 is not reliable, affecting the second protrusion placed on it 2 to the center of the Shanghai hook 7K When the center terminal is inserted by the field docking power connector, the 2 is held in the insulative body. ... a "two insertion force is easy to make the middle,", the patent No. 5927999 reveals the center #, and the chip terminal is borrowed from the nut Riveting and connecting the "" to one can be connected to the slightly blocked central terminal on the docking power supply = fixed on the insulating body, moving from it to the 。. However, this kind of deduction can occur during the pull-out process ¥ Added the butt resistance, and the way of increasing the number of components. The problem of ^^ is also increased. 1253785 -. 1 幽—i 5. Invention description (2) Riveting between the chip terminal and the center terminal Color breaks. D loose or even fall off, which causes Taiwan Patent Notice No. 558117; - the insulating body, the center terminal is provided with the top surface of I 7 " the opening with the open insulating body is inserted and the card holder _ 4 Groove' - the card is from the, and the yang Shu coating mountain-shaped recess 7 and the central terminal holding ::::: heart mating terminal to the power connector plug process

Jun sports. However, this kind of holding method still needs to be additionally increased - the component rate is complicated in the process of dressing. It is not conducive to reducing the production cost and improving the production I. SUMMARY OF THE INVENTION The object of the present invention is to provide a small, simple structure, and the conductive terminal is firmly secured. Its assembled member The power connector of the present invention includes an insulated 2 - 2 conductive terminal. The insulative housing|conductor-conducting terminal and the first receiving receptacle for receiving the mating connector: the rear end surface extends to form the edge body, and the end surface forms a receiving hole. The rear end of the receiving cavity penetrates the perforating hole::: the electrical diameter is larger than After: the joint, the = protrusion...::: the joint, the joint is provided with a bent portion and a second contact with the circuit board: ϊ:, the power connector structure of the present invention "single The second guide::: direction; the way of holding in the edge body is firmly two: and its stable transmission. D is directed to the rear movement and rotation movement to ensure the electric power: 1253785 V. Description of the invention (3) [Embodiment] Referring to the first to fourth figures, the power connector 1 of the present invention includes an insulative body 10, The first conductive terminal 20, the rear shielding case 30, the front shielding case 40, and the second conductive terminal 50. Referring to the third and fourth figures in detail, the insulative housing 10 is substantially in the form of a cubic body having a front end surface 11, a rear end surface 12, an upper top surface 13, a lower bottom surface 14 and two mutually parallel side surfaces 15. The receiving cavity is recessed from the front end surface 1 1 toward the rear end surface 1 2 . In the embodiment, the receiving cavity is a cylindrical opening 16 , and the opening 16 has a tapered shape from the front end surface 1 1 . Guide portion 1 60. The central portion of the top surface 13 of the insulative housing 10 has a square opening 1 3 0 which is connected to the opening 16 and can be dissipated during the transmission of current. A boss 120 is protruded from the center of the end surface 12 of the insulating body 10. Please refer to the fifth figure again. The rear end of the opening 16 is formed through the boss 120. The receiving hole is divided into a front end hole 17 and a rear end hole 18. The front end hole 17 has a guide at the front end. Leading part 1 70. The front end hole 17 has a diameter d2, the rear end hole 18 has a diameter of d, and d2 is larger than the towel, so that the front end hole 17 and the rear end hole 18 form a step. The opening 16 and the front end hole 17 and the rear end hole 18 are all on the same axis. The rear end hole 18 extends vertically downward through the bottom surface 122 of the boss 120 in the boss 120, so that the lower portion of the boss 120 forms two vertical arms 1 2 0 1 , and the inner side of the two vertical arms 1 2 0 1 are oppositely convex. Extending the block block 1 2 0 2, the front end of the block 1 2 0 2 is also provided with a slope-shaped guide surface 1 2 0 3, and a vertical recess portion 1 2 is formed from the rear end of the boss 1 2 0. 1. Of course, a recessed portion 1 2 1 may be recessed into the boss 1 2 0 in the vertical direction directly at the rear end of the boss 120. A rectangular channel 1 2 4 is also formed directly below the boss 120, which extends forward a certain distance and penetrates the opening 16. The middle part of the left and right sides of the rear end face 1 2 respectively

f!! 3785^ Five ^--One 'one~~ One open attack-square hole 125, which also communicates with the opening 16.乂 Please refer to the third figure and the figure _, the $ end and the left and right sides of the bottom surface 14 of the insulating body 10 are respectively provided with ribs 1 4 0, which play a high role. The lower part of the lower surface 1 4 is also vertically provided with a guiding column 14 1 for guiding the power connector 丄 when it is mounted on a circuit board (not shown). Insulating body 〗 〖The left and right sides of the 1 1 对称 对称 对称 对称 对称 1 1 1 1 1 1 1 1 1 1 ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ The protrusions 1 0 1 having the same width and the protrusions 1 0 2 of the same width are also respectively disposed at the corners of the rear end surface 1 2 . Referring to the third figure, in the embodiment, the first The conductive terminal block 20 is a six-lobed annular configuration, and the head portion 21 has a flared shape, and the end of the horn-shaped head portion 21 is the joint portion 22 of the first conductive terminal 20. The tails 23 are still connected together in a ring shape. The retaining portion 24 is extended rearwardly on the left and right sides of the tail portion 23 of the first conductive terminal 2, and the contact portion 25 is also extended rearwardly from the tail portion 23. When assembling to the insulative housing 1 ,, please refer to the 'the first conductive terminal 2 喇叭's flared head ^ shown in the first, second and sixth figures to the opening 丨6 of the insulating body 1 〇 The first conductive terminal, the holding portion 24 and the contact portion 25 of the first conductive terminal 20 and the contact portion 25 respectively extend into the rectangular channel 124 and the square hole 125 on the rear end of the insulating body, respectively, and are respectively left and right and Vertical = lower bending, such that the end of the holding portion 24 is attached to the rear end surface 1 2 and is flush with the rear end surface 1 2 and the left and right side surfaces 15 to hold the first conductive terminal 2 至 to the insulative housing 10 . The end of the contact portion 25 protrudes from the lower surface 14 of the insulative housing and is connected to a circuit board (not shown). In order to prevent the second conductive terminal 5 from being connected to the circuit board by the chip terminal

Page 9 J253785 Description of invention (5) It may be caused by the two sands breaking circuit, f π n 逑 not ^, 岔 or even detachment, so that the current transmission structure. Please ΐ:= connector...conductor terminal 5◦-body Ϊ power connection ϋ (not: second brother two conductive terminals 50 include - and docking circuit board (not 円 _ ^ not connected 13 butt joint 51, holding part 52 and At the connection portion 53 of the connection, the three are located in a straight line: a dome shape, wherein the fixed joints I1, the holding portion 52 and the connecting portion 53 are all equal in diameter 4, and the diameter of the far pile: 2 The size is substantially the same as the front end hole 7 (4): the diameter of the phase i, =; 3 is substantially the same as the aforementioned rear end hole 18 = and the sixth figure V, the first.: i Jihe read the second picture, the first The three figures and the fifth figure are integrated into the opening...,::; two = the front end L of the insulating body 10 extends out of the insulation; = ^ J The diameter of the rear end hole 18 is di, and the diameter d2 cannot pass through the front and rear end holes 18 In front, that is, the aforementioned a goes and the hole 18, and is blocked by the crying factory 4· 〇 "White 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 〇 fi fi fi fi fi fi fi fi fi fi fi fi fi fi fi fi fi fi fi But π square, butt power connection terminal 5. Inserted by the role of the insertion force;; to: and stop the second conductivity 5 i i 妨 如 c c c c c c 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。

After extending the insulating body 10, the connecting portion 53 is just; the part where the I 豕 not the plate 10 is used by the jig to π #巴 is just stuck in the depression of the boss 12:" Docking power connector (not shown) =: block 1, then. So, show) forward to move. And two: = prevent = conductive terminal 5 in the receiving hole in the left spoon card D can also read ... As shown in the figure to the fourth figure, the power connector is further provided.

Page 00

Li conductive terminal 5 ° bending section connection ^ anti-1253785 V. Description of the invention (6j two shielding shells, the front shielding shell 40 covers the front end 11 of the insulating body 10, the center of which opens an insulating body 10 The opening 16 is coaxial and has the same diameter of the hole 4 1 , and the edge of the hole 4 1 is provided with a plurality of elastic pieces 4 2 inward. The left and right sides of the front shielding shell 40 are provided with two wings 4 3 , and the wing portion 4 3 corresponds to The ribs 1 0 1 on the two side faces 15 of the insulative housing 10 are provided with a buckle 4 4 , which cooperate to hold the front shielding shell 40 on the insulative housing 10 . In the "U" type, the two side walls 31 correspond to the two sides of the insulative housing 10, and the bumps 1 50 are provided with notches 32, so as to be engaged with each other during assembly to shield the rear housing 30. The width of each wall surface of the rear shielding shell 30 is also exactly equal to the distance between the 0 protrusions 1 0 2 on each side of the insulating body 10 and the ends of the wings 4 3 of the front shielding shell 40. Therefore, the wall surfaces of the rear shielding shell 30 are just embedded therein, thereby also generating a certain holding effect. The bottom ends of the two side walls 3 1 of the rear shielding shell 30 are also vertically extended. There is a positioning piece 3 3 for positioning it on the circuit board. Of course, the embodiment of the present invention is not limited to the above description. For example, the second conductive terminal 50 may be hexagonal, and the boss 1 2 0 may also be omitted. And a recessed portion 121 is recessed into the insulative housing 10 in the vertical direction directly from the rear end hole 18 at the end surface 12 of the insulative housing 10, and the bent portion of the connecting portion 5 3 of the second conductive terminal 50 is received. In summary, the present invention has indeed met the requirements of the invention patent, and the patent application is filed according to the law. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto. Equivalent modifications or variations made by those skilled in the art in the spirit of the present invention are still covered by the appended claims.

Page 11 1253785 Brief Description of the Drawings The first figure is a front perspective view of the power connector of the present invention. The second figure is a rear perspective view of the power connector of the present invention. The third figure is a front perspective exploded view of the power connector of the present invention, wherein the second conductive terminal is linear before assembly, and the figure shows the form after installation. The fourth figure is a rear perspective exploded view of the power connector of the present invention, wherein the second conductive terminal is linear before assembly, and the figure shows the form after installation. The fifth figure is a cross-sectional view taken along line VI-VI of the first figure, but with the shielding case and the conductive terminals removed. The sixth drawing is a cross-sectional view taken along line VI-VI of the first figure, showing the manner in which the second conductive terminal is held in the insulative housing. [Main component symbol] Power connector 1 Insulating body 10 Front end face 11 Rear end face 12 Boss 120 Vertical arm 1201 Blocking block 1202 Slope-shaped guide surface 1203 Sag 荖P 121 Bottom surface 122 Rectangular channel 124 Square hole 125 Upper top surface 13 Square Opening 130 Lower bottom surface 14 Rib 140 Guide post 141 Side 15 Bump 150 Opening 16 Guide portion 160 Front end hole 17

Page 12 1253785

Page 3 of the drawings, a brief description of the guide portion 170, the rear end hole 18, the rib 101, the projection 102, the first conductive terminal 20, the head portion 21, the joint portion 22, the tail portion 23, the holding portion 24, the contact portion 25, the rear shield housing 30, the side wall 31, the recess 32 Positioning piece 33 Front shielding case 40 Hole 41 Spring piece 42 Wing part 43 Bucking α 44 Second conductive terminal 50 Butting portion 51 Holding portion 52 Connecting portion 53

Claims (1)

1253785 VI. Patent application scope 1. A power connector includes: an insulative housing extending from a front end toward a rear end surface to form a receiving cavity for receiving a mating connector, and an end surface is formed after the rear end of the receiving cavity penetrates the insulative housing a hole, the receiving hole is divided into a front end hole and a rear end hole, the front end hole diameter is larger than the rear end hole diameter to form a step portion; the first conductive terminal is assembled into the insulating body; and the second conductive terminal is integrated The structure includes an abutting portion protruding into the receiving cavity, a retaining portion blocked to the front of the step portion, and a connecting portion contacting the circuit board, the connecting portion having a bent portion and a rear end extending behind the insulating body . 2. The power connector of claim 1, wherein the receiving hole has a recessed portion in the vertical direction at a rear end surface of the insulating body, the diameter of which is equal to the connecting portion of the second conductive terminal. The diameter of the connecting portion of the second conductive terminal is bent and then received therein. 3. The power connector of claim 1, wherein the bottom of the insulating body is connected to the front end surface of the insulating body to form a bottom surface, and the lower bottom surface is provided with a rib protruding downward. 4. The power connector of claim 1, further comprising a front shield housing and a rear shield housing. The power connector of claim 4, wherein the insulating body is provided with bumps on both sides thereof, and the rear shield shell is provided with a recess corresponding to the bump. 6. The power connector as described in claim 5, wherein the insulation is Page 14 1253785 VI. Scope of Patent Application The front end of the two sides of the body is provided with a rib, and the front shielding shell has two wing portions, and the wing portion is provided with a buckle corresponding to the rib. 7. The power connector of claim 6, wherein the top surface of the insulative housing and the corners at which the left and right sides are in contact with the rear end surface are respectively provided with protrusions of the same width, the front end of the protrusion and the front shielding shell The distance between the ends of the two wings is exactly equal to the width of the aforementioned rear shield. 8. The power connector of claim 7, wherein the lower end of the two side walls of the rear shielding case has a positioning piece. 9. The power connector of claim 3, wherein a guide post extends from a bottom surface of the insulating body. The power connector includes: an insulative housing extending from the front end toward the rear end surface to form a receiving cavity for receiving the mating connector, and the receiving end is formed by the end surface after the rear end of the receiving cavity passes through the insulating body, and the receiving hole is formed. The hole is divided into a front end hole and a rear end hole, the front end hole diameter is larger than the rear end hole diameter to form a step portion; the first conductive terminal is assembled into the insulating body; and the second conductive terminal is a unitary structure, which comprises a mating portion, a holding portion and a connecting portion connected to the circuit board, wherein the second conductive terminal is inserted into the receiving Φ cavity from the front end surface of the insulating body, the mating portion is received in the receiving cavity, and the retaining portion is blocked from the front of the step portion The connecting portion is bent and folded by the receiving hole to form a bent portion extending close to the end surface of the insulating body. Page]