TWM339105U - Electrical connector - Google Patents

Abstract

An electrical connector comprises an insulative housing﹑ a plurality of contacts received therein, and a metal shell enclosing thereon. The insulative housing contains a base portion and a tongue portion stretching therefrom. A plurality of convex of globular shape is formed in the outside surface, to making sure the match between the insulative housing and the metal shell is in zero clearance.

Description

M339105 VIII, new description: [New technical field] The present invention involves a kind of electrical connector, especially a kind of universal serial-row interface type electrical connection [previous technology] ^ go to the external interface of the solid computer The specifications are ten complicated, for example, the keyboard should be connected to AT戍(10) «L p uCOM fPS/2 ^M〇dem ^ The machine should be connected to Parallel Port (the flat bar and the r, n D interface) and the joystick should be connected with MIDI. Step by step

Game/MIDI interface, each external device is connected/set, grabbed, etc. In addition, except for the line turbulence®L, which is confused with the installation blur, the === Gu, Lai Le is good to find her, if at the computer, although the computer can still continue to work, but most of the time. In order to pass the ί 乍 乍 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , m, Bu connected to the second injury interface, if so, the universal serial bus (USB) will be accurate and also 5 broken description - preliminary development of the Cong specification until now, the USB specification is constantly updated, its standard drought is constantly rampant, and small Light and thin have also become the trend of USB development. "A general-purpose serial bus-type interface type electrical connector, comprising an insulative body, a plurality of terminals accommodated in the body of the body, and a metal casing surrounding the insulating body, the insulating body comprising a base from the base An extended tongue portion having a substantially rectangular parallelepiped shape including an upper top surface and a right end surface opposite to the ', the lower bottom surface, the left side surface, and the opposite right side surface, the front side surface, and the opposite side surface thereof are terminated by the tongue portion In the suspended structure on the front side of the base, the relative positional relationship between the insulating body and the metal casing is determined by the cooperation of the base and the metal casing, so that the six surfaces of the base of the body are substantially rectangular and the f-connection is determined. The accuracy of the device plays a role. However, as the electrical connector is further miniaturized, the volume of the base and the area of each surface are also continuously reduced, which cannot meet the requirements of higher precision under the condition of miniaturization of the electrical connector. In view of the above shortcomings, it is necessary to provide a new electrical connector to overcome the aforementioned deficiencies. [New content] 5 M339105 In order to solve the shortcomings, the present invention provides a new type of electrical connector The utility model can solve the problem that the electrical connector has higher precision requirements under the condition of J. The electrical connector generally comprises an insulating body, a plurality of terminals accommodated in the insulating body and a metal surrounding the insulating material. a housing, the insulative housing includes a base portion and a tongue extending forwardly from the base portion, the base portion having a substantially rectangular parallelepiped shape including an upper top surface and a bottom surface opposite thereto, a left side surface, and a right end surface and a front side surface opposite thereto In addition to the mechanical hemp, in addition, the insulation has a concave surface, the concave side is connected to the top surface, the surface is connected to the left or right end surface, and a plurality of point convex hulls are arranged in the concave surface.

Compared with the prior art, this creation has at least the following beneficial effects. The increased concave surface can be combined with the combination of an insulated market and a metal ship, and the enchanting convex hull of the money on the (four) is made of a mismatched metal clock. Can significantly improve the assembly accuracy of the electrical connector. [Embodiment]: A specific embodiment of the present invention will be described in detail with reference to the drawings. Brother-picture, a three-dimensional diagram of the creative electrical connector, which basically includes the insulating body Bu Gu Quan in the insulating body! The terminal 2 inside is enclosed in the insulating body (the outer metal shell 3. The three figures are the three-dimensional exploded view of the creative electric connection 11 lion, and the various parts of the original electrical connector 100 are disclosed in detail. The body 1 is composed of a base portion 11 and a tongue portion 12 extending forward from the base portion u. U is substantially a long reading, and includes an upper top surface lu and a bottom surface 112 opposite thereto, a left surface (1) and a right end surface opposite thereto m The front side surface 115 and the opposite side surface 116 thereof, the tongue portion 12 is a suspended structure that terminates at the front side surface 115 of the base portion U. The upper top surface (1) is convex from the straight intermediate position 5: a boss 111 is adjacent to the boss 1 (1) The side is respectively recessed downwardly by a buckle groove, and the far two buckle grooves 1112 are symmetrically distributed on both sides of the boss 11U, and the card slot (1) is replaced symmetrically at an appropriate position, and the card slot 1113 is symmetrically distributed. The left and right ends of the service base 11 are provided with a concave surface m, the concave surface 117_ side is connected to the upper top surface 1U, and the other side is connected to the second surface 113 or the right end surface 114. The _117 (four) is distributed There is a plurality of point convex hulls lm ^ assist the interference between the shells 3, so that the metal shell 3 and the insulation 1 is in a tight fit, preventing the gap between the genus and the genus of the genus and the insulating body, and the gap between the two is poor. The insulating body 丨 121 is The terminal 2 is accommodated therein, and the terminal 2 of the terminal receiving slot is forward and backward, and is appropriately divided into a contact portion 21 which is in contact with the corresponding mating connector at the rear end thereof, adjacent = Connected to 91, the terminal 2 is 22, and the soldering portion 23 is connected in sequence, and the connection portion of the ^1 is connected by a cable or the like to realize the _sub2 and the metal plate 3 or the metal casing 3 is metal 4 - body-formed, which generally includes a side plate 32 of the upper plate & plate 31 and a side plate 32 adjacent to the side plate 32 and extending rearwardly from the upper portion of the upper portion thereof with an upper elastic arm 31 i ' ° upper plate 31 at

r slot "12 middle and two two =:=: u. Not farther outside the flap 312, a bent piece 313 is bent downward. The above-mentioned folds 祀 ^ 折 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 312 The combined state of the insulating body 丨. $ = 32 extends downward from both sides of the upper plate 31, and a rib 31 〇 is formed in the middle, and the concave surface 117 of the rib body 1 is used to fit the effect of the __ edge body 丨 and 疋. The side plate 32 has a flap 321 downwardly, and the 绮#321 can be inserted into the hole or slot in the brush circuit board to stabilize the electrical connection. 1〇〇=卜=The weld 322 is 322. Soldering in the area 2 of the printed circuit board. The plate 32 is bent at its rear end with ribbed milk. The rib is cut from the underlying body and covered with an insulating body. Please refer to the second figure, adjacent to the side plate 32 and opposite to the upper plate 31. The lower plate 33 extends rearwardly at its proper position with a lower elastic arm 33. The lower plate 33 is a central portion of the lower plate to the intermediate position of the body-shaped metal > 1 and the middle portion is a rivet portion 332. The 卩 332 knife rivet buckle 3321 and the rivet groove 3322 which cooperate with the rivet buckle 3321 are provided with a riveting force point at an appropriate position of the above-mentioned joint portion 332, and at the point of application of the splicing force point 3 The retreating portion is provided with a plurality of punching points 3324, and the material deformation when the punching point 3324 is formed is such that the adjacent portions of the rivet buckle 3321 and the rivet groove 3322 between the corresponding punching points 3324 are dried.

It is not easy to cause warping. X The specific assembly process of the electrical connector 1 is described below. Insulation molded 7 .M339105 in the injection molding position is placed in the appropriate position, the terminal 2 is inserted by an automatic machine or manually, the terminal 2 is bent into the shape expressed in the second figure, and the step is bent to form a welded portion. twenty three. _, the insulative body after the assembly of the terminal 2 will be assembled from the back to the front! Inserting the vacant part of the metal shell 3, at this time, the flap is folded back and held in the buckle groove (1) 2 of the insulating body 1, and the bent piece is bent and held in the card slot HU. The sheet 323 is bent and covered under the insulating body, such that the flap 312 and the bent piece 313 abut against the rear portion of the insulating body to achieve a stable joint between the insulating body and the metal shell 3. Next, the rivet portions 332 of the metal casing 3 are riveted together. At this point, the entire electrical connector is assembled, and in actual use, the folded piece of milk is inserted into the printed circuit board corresponding to the electrical connector 1 , and the splicing piece 322 is soldered to the printed circuit.

On the road board, the duty field will be used to brush the circuit board of the welding part of Shu 2 or to realize the electrical conduction function of terminal 2. In the present invention, in the concave portion of the base portion n of the insulating body, a plurality of convex convex hulls 117 are distributed, and interference between the difficult convex lumps lm and the metal casing 3 is made. The metal casing 3 and the insulating body are in a tightly fitted state, which prevents the flatness between the metal body 3 and the insulating body 1 from causing poor flatness between the two. In summary, this creation is in line with the new patent requirements, and the patent application is submitted according to law. However, the above-mentioned ones are only the implementation methods of the accompaniment, and the creation of the model is limited to the implementation method. The equivalent changes made by those who are familiar with the skill of the case should be covered. It is within the scope of the following patent application. 〆【Simple description of the diagram】 The first picture is the three-dimensional combination diagram of the original electrical connector; the first picture is the three-dimensional exploded view of the original electrical connector; the second picture is the three-dimensional view of the original electrical connector Combination chart. [Main component symbol description] Electrical connector 100 Base 11 boss 1111 Card slot 1113 Left end 113 Front side 115 Insulating body 1 Upper top surface 111 Buckle 1112 Lower bottom surface 112 Right end surface 114 Rear side 116 8 M339105 Concave surface 117 Point convex Pack 1171 Tongue 12 Terminal receiving slot 121 Terminal 2 Contact portion 21 Connecting portion 22 Weld portion 23 Metal housing 3 Upper plate 31 Edge 310 Upper arm 311 Fold 312 Bend 313 Side plate 32 Folding piece 321 Weld piece 322 Rib Sheet 323 Lower plate 33 Lower elastic arm 331 Jointed portion 332 Riveted buckle 3321 Riveting groove 3322 Riveting force point 3323 Punching point 3324

Claims (1)

M339105 IX. Patent application scope: 1. An electrical connector, comprising: an insulating body, comprising: a base portion and a tongue portion extending forward from the base portion, each of the two sides of the base is provided with a concave surface, and further, the insulating body is further provided with a terminal The receiving slot is penetrated between the base portion and the tongue portion; the terminal is disposed in the terminal receiving groove; the metal shell surrounds the insulating body; wherein the concave surface on both sides of the base of the insulating body is provided with a plurality of point convex hulls to make the insulating body and the metal The housing is in a tight fit. The electrical connector of claim 1, wherein the metal housing is provided with a rib that cooperates with the aforementioned concave surface to achieve a tighter fit in a small size range. The electrical connector of claim 1, wherein the metal housing is provided with a flap and a soldering piece respectively for holding the electrical connector. 5. The electrical connector of claim 1, wherein the rear end of the metal casing is provided with a flap and a bent piece to achieve stable holding of the insulating body and the metal casing.