JP3157676U - Electrical connector - Google Patents

Abstract

The present invention provides an electrical connector that is suitable for large-scale batch production, can be assembled quickly and accurately, can reduce production costs, and can increase production efficiency. The electrical connector includes a first insulating body, a first conductive terminal, a second insulating body, and a second conductive terminal fitted on the second insulating body. A terminal groove 130 corresponding to the first conductive terminal is provided, the first conductive terminal is fitted into the terminal groove, and the first conductive terminal has a first contact portion 311 exposed from the surface of the first insulating body. The second conductive terminal has a second contact portion 321 exposed from the surface of the second insulating body, the locking arms extend from both side surfaces of the first insulating body, and the locking arms 120 on both side surfaces of the first insulating body. A locking section 121 is formed between them, and the second insulating body is accommodated in the locking section and engages with the locking arm. The assembly of the electrical connector is speedy and accurate, and is suitable for large-scale batch production, reducing production costs. [Selection] Figure 3

Description

  The present invention relates to a type of connector, and more particularly to a type of electrical connector.

  With the constant development of science and technology, the connection between various electronic products and their peripheral devices becomes more and more complicated, and the connection by USB connector between electronic products and their peripheral devices is very common, As a result, the usage rate of the USB connector is increasing. USB connectors are widely applied in the electronic domain, and USB connector production is changing from the original small-scale production to gradually large-scale batch production. In addition, the renewal of electronic products is also progressing steadily, and the transmission speed is constantly increased. Accordingly, unless the transmission speed of the USB connector corresponding to the request is increased accordingly, high-speed data transmission between electronic products cannot be realized. Due to the increased transmission speed of USB connectors, the structure becomes complicated. As a result, in the assembly method used for USB connectors with a low early transmission speed and a simple structure, USB connectors with such a high transmission speed are produced in batches. I can't do it. For this reason, each manufacturer has devised various methods in order to improve the structure of the USB connector so that the assembly steps can be simplified and speedily assembled, and the production cost can be reduced.

  The object of the present invention is to provide a kind of electrical connector that can be adapted to large-scale batch production and can be quickly and accurately assembled, can reduce production costs, and can improve production efficiency. Is an issue.

  To achieve the above object, the electrical connector of the present invention includes a first insulating body, a first conductive terminal, a second insulating body, and a second conductive terminal fitted in the second insulating body, and includes a first insulating body. A terminal groove corresponding to the first conductive terminal is provided in the main body, the first conductive terminal is fitted in the terminal groove, and the first conductive terminal has a first contact portion exposed from the surface of the first insulating main body. The second conductive terminal has a second contact portion that is exposed from the surface of the second insulating body, the locking arms extend from both side surfaces of one end of the first insulating body, and the locking arms on both side surfaces of the first insulating body. The second insulating body is accommodated in the locking section and engages with the locking arm.

  The conductive terminals of the electrical connector of the present invention are respectively fitted into the corresponding insulating bodies, and the locking arms are extended from both side surfaces of the first insulating body to form a locking section between the locking arms. The insulating body is accommodated in the locking section and engaged with the locking arm, and the second insulating body is firmly fixed in the locking section to complete the assembly operation of the electrical connector, thereby the electrical connector. Assembling can be done easily and quickly, saving a lot of labor and physical strength in the assembling process, conserving resources for manufacturers, reducing the production cost of electrical connectors, and at the same time increasing the production efficiency.

It is a three-dimensional view of the Example of the electrical connector of this invention. It is a three-dimensional exploded view of the electrical connector of FIG. It is the three-dimensional exploded view seen from another angle of the electrical connector of FIG. It is the structure display figure coat | covered with the metal case of the electrical connector of FIG.

  The technical contents of the present invention, the structural features, and the objects and effects achieved will be described in detail below in conjunction with the embodiments and in combination with the drawings.

  Please refer to FIG. The electrical connector of the present invention includes a first insulating body 100, a second insulating body 200, a first conductive terminal 310, and a second conductive terminal 320. The first conductive terminal 310 is fitted to the first insulating body 100, The second conductive terminal 320 is fitted into the second insulating body 200, and the second insulating body 200 and the second conductive terminal 320 are integrally fitted into the first insulating body 100.

  Specifically, refer to FIG. 2 and FIG. The first insulating body 100 includes a holding recess 110 and a mounting table 150. A terminal groove 130 is formed in the holding recess 110, and the terminal groove 130 penetrates the holding recess 110 in the front and rear directions and extends to the mounting table 150. In addition, an arc end surface is formed at the connection portion of the mounting table 150 with the holding recess 110, the arc end surface is composed of alternately arranged recesses 141 and protrusions 142, and the arc end surface is formed by the recesses 141 and the protrusions 142. Presents a sawtooth shape. A locking arm 120 extending upward from both side surfaces of one end of the first insulating body 100 is provided, a locking region 121 is formed between the locking arms 120 on both side surfaces, and the locking region 121 and the holding recess 110 communicates. A protrusion 122 that protrudes toward the locking section 121 is formed at the end of the locking arm 120, and a concave groove 123 that is recessed inwardly and penetrates the locking arm 120 forward and backward is formed below the protrusion 122. .

  The first conductive terminal 310 includes a first contact portion 311 and a fixing portion 312, a bent portion 313 is formed at a connection portion between the first contact portion 311 and the fixing portion 312, and a connecting portion 314 is provided at the end of the fixing portion 312. The connecting portion 314 connects the first conductive terminals 310 so as to be integrated. The fixing portion 312 is fitted in the terminal groove 130 of the holding recess 110, the bent portion 313 is fitted in the recess 141, the first contact portion 311 is fitted in the terminal groove 130 of the mounting table 150, and the mounting table 150. It is exposed on the surface of the connector and is convenient for connection with the connection terminals of external connectors. In this embodiment, in order to further strengthen the fitting between the first conductive terminal 310 and the first insulating body 100, the fixing portion 312 may be installed in a bent shape, and the terminal groove 130 of the holding recess 110 corresponds. Can be installed as follows.

  A fitting port 210 that fits with the projection 122 of the locking arm 120 is formed at both ends of the second insulating body 200, and the fitting between the fitting port 210 and the projection 122 causes the second insulating body 200 to be locked arm. The second insulating body 200 is fixed in the locking section 121 between 120, and the fitting port 210 and the protrusion 122 are fitted to prevent the second insulating body 200 from escaping backward, whereby the second insulating body 200 is firmly secured to the first insulating body. 100. Stepped step portions 230 are provided on both side surfaces of the second insulating main body 200, and the stepped portions 230 are slid along the concave grooves 123 so that the bottom portion of the second insulating main body 200 is fitted into the holding recess 110. As a result, the second insulating body 200 is attached to the first insulating body 100. A through hole 240 penetrating the second insulating body 200 is formed in the second insulating body 200 at the front and rear, and the through hole 240 accommodates and fixes the second conductive terminal 320. The mounting part 220 is extended along the mounting table 150 to the second insulating body 200, a groove 221 is opened in the mounting part 220, and the groove 221 and the through hole 240 communicate with each other. The free end 222 of the mounting portion 220 has a saw-tooth shape, and the free end 222 is in contact with the concave portion 141 and the protruding portion 142 of the arc end surface of the first insulating body 100, and the second insulating body 200 is excessively pushed. This prevents the bent portion 313 of the first conductive terminal 310 from being damaged. A locking groove 201 recessed inward is formed on the surface of the second insulating body 200. In addition, the bottom of the second insulating body 200 is held in the holding recess 110, whereby the fixing portion 312 of the first conductive terminal 310 is more firmly connected to the terminal groove 130, and the fixing portion 312 escapes from the terminal groove 130. Is prevented.

  The second conductive terminal 320 includes a second contact portion 321 and a holding portion 322, and the second contact portion 321 protrudes upward with respect to the holding portion 322. The second conductive terminal 320 is fixed to the second insulating body 200 through the through hole 240. Specifically, the holding portion 322 is accommodated in the through-hole 240, and the second contact portion 321 extends outward and is fitted onto the groove 221 of the mounting portion 220 and protrudes upward from the groove 221 ( It is convenient to connect to the connection terminal of the external connector.

  As shown in FIG. 4, the electrical connector of the present invention further includes a metal case 400, which covers the first insulating body 100 and the second insulating body 200, and has an opening 410 at one end of the metal case 400. The opening 410, the first contact portion 311 and the second contact portion 321 are all located at the same end of the metal case 400, and the external connector is connected to the USB connector through the opening 410. A locking tongue 420 projecting inward is formed on the surface of the metal case 400, and the locking tongue 420 and the locking groove 201 of the second insulating body 200 are engaged with each other. 2 The insulating body 200 and the metal case 400 are tightly joined. The metal case 400 not only prevents the parts to be covered from being damaged from the outside, but also effectively blocks the electrostatic influence of the external electric field on the first conductive terminal 310 and the second conductive terminal 320.

  Hereinafter, an assembly process of the electrical connector of the present invention will be described with reference to FIGS. First, the first conductive terminal 310 is attached. The first conductive terminal 310 is fitted into the terminal groove 130 of the first insulating body 100, the bent portion 313 of the first conductive terminal 310 is fitted into the recess 141, and the first contact portion 311 is connected to the mounting table 150. It fits in the terminal groove 130 and is exposed from the surface of the mounting table 150. Thereafter, the second conductive terminal 320 is attached. That is, the second conductive terminal 320 is passed through the through hole 240 of the second insulating main body 200, and the second contact portion 321 is fitted into the groove 221 of the mounting portion 220 and protrudes upward from the groove 221. Further, the second insulating body 200 and the second conductive terminal 320 are integrally attached to the first insulating body 100. That is, the step portion 230 of the second insulating main body 200 is brought close to the concave groove 123 of the locking arm 120, the second insulating main body 200 is pushed to slide the step portion 230 in the concave groove 123, and the mounting portion The free end 222 of 220 is brought into contact with the concave portion 141 and the protruding portion 142 of the arc end surface of the first insulating body 100, and at the same time, the protrusion 122 of the locking arm 120 is fitted into the fitting opening 210. Finally, the connecting portion 314 is cut, the first insulating body 100 and the second insulating body 200 are covered with the metal case 400, and the locking tongue 420 and the locking groove 201 of the second insulating body 200 are engaged. Thus, the assembly of the present invention is completed, and the external connector is connected to the electrical connector through the opening 410 to realize the function of the electrical connector.

  As described above, during the assembly process of the electrical connector of the present invention, the second insulating body 200 can be quickly and conveniently attached to the first insulating body 100, and the protrusion 122 and the fitting port 210 are between them. It is possible to bond them more firmly. As a result, the electrical connector of the present invention can save a large amount of manpower and physical power during the assembly process, save resources for the manufacturer, reduce the production cost of the electrical connector, and increase the production efficiency.

DESCRIPTION OF SYMBOLS 100 1st insulation main body 110 Holding | maintenance recessed part 120 Locking arm 121 Locking area 122 Protrusion 123 Groove 130 Terminal groove 141 Recess 142 Projecting part 150 Mounting base 200 2nd insulating main body 201 Locking groove 210 Fitting port 220 Mounting part 221 Groove 222 Free end 230 Step portion 240 Through hole 310 First conductive terminal 311 First contact portion 312 Fixing portion 313 Bending portion 314 Connection portion 320 Second conductive terminal 321 Second contact portion 322 Holding portion 400 Metal case 410 Opening 420 Locking tongue Part

Claims (9)

A first insulating body including a first conductive terminal, the first insulating body having a terminal groove corresponding to the first conductive terminal, the first conductive terminal being fitted into the terminal groove; In the electrical connector having the first contact portion exposed from the surface of the first insulating body, the one conductive terminal,
And a second insulating body and a second conductive terminal fitted to the second insulating body, the second conductive terminal having a second contact portion exposed from the surface of the second insulating body, Locking arms extend from both side surfaces of the insulating body, a locking section is formed between the locking arms, and the second insulating body is accommodated in the locking section and engaged with the locking arm. An electrical connector, characterized by:   The electrical connector according to claim 1, wherein the locking arm includes a protrusion extending toward the locking area, and a fitting port is formed in the second insulating body to be engaged with the protrusion. Electrical connector.   2. The electrical connector according to claim 1, wherein stepped portions having a stepped shape are formed on both side surfaces of the second insulating body in the vicinity of the locking arm, and the locking arm penetrates the locking arm, and An electrical connector, wherein a concave groove combined with a step portion is formed.   2. The electrical connector according to claim 1, wherein a through hole is formed in the second insulating body, and the second conductive terminal passes through the through hole and is fixed to the second insulating body. .   5. The electrical connector according to claim 4, wherein a mounting portion is extended along the first contact portion on the second insulating body, a groove is formed in the mounting portion, and the groove of the mounting portion is the through hole. An electrical connector, wherein the second contact portion and the groove of the mounting portion are fitted to each other, and the second contact portion protrudes from the groove of the mounting portion.   6. The electrical connector according to claim 5, wherein a holding recess is formed in the first insulating body, the holding recess communicates with a locking section, and a bottom portion of the second insulating body is held in the holding recess. And electrical connector.   The electrical connector according to claim 6, wherein a portion of the holding recess that holds the free end of the mounting portion of the second insulating body has an arc shape, and the holding recess of the mounting base of the first insulating body is in contact with the holding recess of the mounting base. An electrical connector characterized in that an arcuate end surface is formed in the connecting portion.   The electrical connector according to claim 7, wherein the arc end surface is fitted in a tooth shape with a free end of the mounting portion.   2. The electrical connector according to claim 1, further comprising a metal case, wherein the metal case covers the first insulating body and the second insulating body.

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