CN2932714Y - Electric connector - Google Patents

Abstract

The utility model of an electric connector, comprising an insulating body and a terminal, wherein the insulating body is provided with at least one jack which is used to receive an outside electronic component, each of the jack is correspondingly provided with a plurality of terminals which comprises a transverse portion and a longitudinal portion which are vertical to each other, the transverse portion is provided with a contact portion, the lower end of the longitudinal portion is provided with a connection guide portion, a fixed control tower is convexly arranged at the insulating body at the end which is relative to the jack, the fixed control tower is provided with a positioning structure which can position the longitudinal portion of the terminal, and the electric connector also comprises a rear seat which can be matched with the positioning structure to fix the terminal to the positioning structure. Compared to the prior art, the electric connector of the utility model has the advantages that the positioning terminal and the fixed control tower of the positioning structure are convexly arranged between the two jacks of the insulating body, which can match with the positioning structure and fix the terminal into the rear seat of the positioning structure. Thereby the conductive terminal can be effectively fixed in the electric connector to ensure the stability of the electric connector.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers in particular to a kind of voice socket electric connector.

[background technology]

Development along with technology such as various electronic products and multimedia personal computers, the application of voice socket connector on above-mentioned various industries is universal day by day, add each electronic product to its peripheral expansion that is equipped with, also more and more higher to the requirement and the performance of voice socket connector.

The existing voice socket connector please refer to No. 200420121039.0 patent of China, this electric connector comprises insulating body, be arranged on the outer metal shell of insulating body, part is housed in the conducting terminal in the insulating body and match with insulating body and be used for fixing the back seat of conducting terminal, insulating body is provided with the socket that connects with external module, conducting terminal partly is contained in the socket, another part bends downwards and extends and pass the perforation on the back seat and protrude the lower surface of back seat, with circuit board on corresponding pad weld mutually.The conducting terminal foot section is fixed in the back seat, and the part that conducting terminal is exposed between insulating body and the back seat is longer, and conducting terminal can not effectively be located, and conducting terminal is swung when stressed, and influences the stability of electric connector.

Therefore, be necessary to design a kind of novel electric connector, to overcome the problems referred to above.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector that conducting terminal effectively can be fixed in wherein.

For reaching above-mentioned creation purpose, the utility model electric connector, comprise insulating body and terminal, insulating body is provided with a plurality of jacks for external electronic building brick grafting, correspondence is provided with plurality of terminals in each jack, terminal is provided with orthogonal transverse part and longitudinal part, transverse part is provided with contact site, the longitudinal part lower end is a junction, protrude between adjacent at least two jacks at the other end relative on the insulating body and to be provided with fixedly control tower with jack, fixedly control tower is provided with the location structure that can locate the terminal longitudinal part, and this electric connector is provided with one in addition and can matches with location structure with the back seat of fixed terminal in location structure.

Compared with prior art, the utility model electric connector protrudes between adjacent two jacks of insulating body and is provided with the fixedly control tower that can locate terminal and be provided with location structure, and can match with location structure with the back seat of fixed terminal in location structure, conducting terminal effectively can be fixed in the electric connector, to guarantee the stability of electric connector.

[description of drawings]

Figure 1 shows that the three-dimensional exploded view of the utility model electric connector.

Fig. 2 is another angular views of Fig. 1.

Fig. 3 is an electric connector three-dimensional combination figure shown in Figure 1.

Fig. 4 is the stereogram of the insulating body of electric connector shown in Figure 1.

Fig. 5 is another angular views of insulating body shown in Figure 4.

Fig. 6 is the another angular views of insulating body shown in Figure 4.

Fig. 7 is the another angular views of insulating body shown in Figure 4.

Fig. 8 is the stereogram of the back seat of electric connector shown in Figure 1.

Fig. 9 is the utility model electric connector second embodiment schematic diagram.

[embodiment]

Below in conjunction with accompanying drawing the utility model electric connector is described further.

See also Fig. 1 to shown in Figure 8, the utility model electric connector 1 is a kind of voice socket connector, be connected and realize transmission of audio signals with external electronic building brick (being a plug 2), it comprises insulating body 10, back seat 12,13, three groups of the collars are that upper, middle and lower are arranged and four of every rows' terminal group 14,15,16, are provided with the ground strip 17 of some earth terminals and edge and are enclosed within the outer shielding casing 18 of insulating body 10 and back seat 12.

Insulating body 10 is provided with the jack 100 that can plug and be the upper, middle and lower arrangement for plug 2, be provided with one group of terminal in each jack 100, each group terminal comprises four terminals, comprising first, second terminal 141,142 that connects mutually with plug, and the 3rd, the 4th terminal 143,144 that can connect mutually, each terminal includes orthogonal transverse part 145 and longitudinal part 146, and transverse part 145 is provided with contact site 147, and longitudinal part 146 lower ends are junction 148.The side edge of each jack 100 is respectively equipped with breach 101, the lower end in jack 100 be provided with one with insulating body 10 integrated plastic cement arms 102, the upper end jack 100 in is provided with one and insulating body 10 integrated extrusion arms 103.Between the jack 100 in insulating body front, promptly be provided with the space 104 of two depressions at the compartment of its vertical direction, the position that is adjacent to jack 100 on the front end face of insulating body 10 is provided with a ground strip accepting groove 105 to be installed with ground strip 17.Be provided with three row's terminal containing slots 106 that upper, middle and lower is arranged in the rear end of insulating body 10, and every group of terminal is contained in respectively in the corresponding terminal containing slot.The other end relative on insulating body 10 with jack 100, protrude between adjacent two jacks and be provided with fixedly control tower 108, fixedly control tower 108 be provided with can the row of location with the location structure of middle row's terminal longitudinal part (because of the longitudinal part of row's terminal down weak point do not have the problem of the bigger swing of stressed generation yet, so needn't be provided with in order to locate down the fixedly control tower of the short son of row), described location structure be arranged on the fixing control tower 108 several projections 1081 and by depression 1082 that projection surrounded, described terminal is provided with (certain with 1082 protuberances that match 149 that cave in, the structure of terminal longitudinal part also can not established protuberance, but be provided with the recess that matches with projection, as shown in Figure 9).Described projection 1081 is provided with the guidance part 1083 that terminal can be guided in the depression 1082.The bottom of insulating body is provided with a groove 109.

Back seat 12 stepped settings, each ladder is provided with the through hole 120 that can accommodate the terminal junction, be provided with the rib 121 of protrusion on accommodating in the through hole of two row's terminals with depression 1082 corresponding positions, this rib 121 matches with depression 1082 and with firm being fixed in insulating body 10 and the back seat 12 of the longitudinal part of terminal, bottom front protrusion at back seat 12 is provided with fixture block 122, and this fixture block 122 can be fastened in the groove 109 of insulating body bottom.

Ground strip 17 comprises main part 170, and extends first earth terminal 171 that the back bends by main part 170, and extends afterwards second earth terminal 172 of bending again by main part 170 bending backs.

Shielding casing 18 is by the moulding of metallic plate integrated punching, its front end be provided with insulating body on jack 100 corresponding through holes 180, the rear end bends inwards and forms some hook parts 181, this hook part 181 can be interlocked with back seat 12, so that insulating body 10 and back seat 12 closely are fastened in the shielding casing 18, be provided with grounding leg 182 in the extension of shielding casing 18 two bottom sides.

During assembling, earlier upper, middle and lower three rows being led terminal is arranged in three corresponding terminal accepting holes the jack from the insulating body rear end, the main part 170 of ground strip 17 is arranged in the ground strip accepting groove 105, first earth terminal, 171 parts are arranged in the breach 101, part extends in the jack 100, second earth terminal 172 is arranged in the space 104, and part is protruded outside the space 104, after the collar 13 is arranged on outside the jack, cooperate and the longitudinal part of fixed terminal with insulating body 10 with back seat 12, put shielding casing 18 at last, hook part 181 is fastened on back seat 12 rear ends, and insulating body 10 and back seat 12 closely are fastened in the shielding casing 18, promptly form electric connector 1.When plug 2 inserts in the jack 100, but extrusion arm 103 extrusion pin 2 make its power that is offset downward, and at this moment plug 2 can be connected on the plastic cement arm 102, and plastic cement arm 102 offsets downward and makes it on crimping the 3rd terminal to connect mutually with the 4th terminal.First earth terminal 171 connects mutually with plug 2, and second earth terminal 172 connects mutually with the front end of shielding casing 18, and the static that shielding casing 18 and plug are 2 can pass through the negative pole (not shown) of the grounding leg conducting of shielding casing 18 to circuit board, and gets rid of static.

The utility model electric connector protrudes between adjacent two jacks of insulating body and is provided with the fixedly control tower that can locate terminal and be provided with location structure, and can match with location structure with the back seat of fixed terminal in location structure, conducting terminal effectively can be fixed in the electric connector, to guarantee the stability of electric connector.

Claims (9)

1. electric connector, comprise insulating body and terminal, insulating body is provided with at least one can be for the jack of external electronic building brick grafting, correspondence is provided with plurality of terminals in each jack, terminal comprises orthogonal transverse part and longitudinal part, transverse part is provided with contact site, the longitudinal part lower end is a junction, it is characterized in that: the other end relative with jack protrudes and is provided with fixedly control tower on insulating body, fixedly control tower is provided with the location structure that can locate the terminal longitudinal part, and this electric connector is provided with one in addition and can matches with location structure with the back seat of fixed terminal in location structure.

2. electric connector as claimed in claim 1 is characterized in that: described location structure be arranged on the fixing control tower several projections and by the formed depression of projection.

3. electric connector as claimed in claim 2 is characterized in that: described terminal is provided with and the protuberance that caves in and match.

4. electric connector as claimed in claim 2 is characterized in that: described terminal is provided with projection and falls into the recess that matches.

5. electric connector as claimed in claim 2 is characterized in that: described projection is provided with the guidance part that terminal can be guided in the depression.

6. electric connector as claimed in claim 1, it is characterized in that: described location structure be arranged on the fixing control tower several projections and by depression that projection surrounded, described back seat is provided with can accommodate the part terminal through-hole, is provided with fin with the depression corresponding position in through hole.

7. electric connector as claimed in claim 1 is characterized in that: described back seat bottom is protruded and is provided with fixture block, and the insulating body bottom is provided with the groove that is mated.

8. electric connector as claimed in claim 1, it is characterized in that: the terminal in described each jack comprises first, second terminal that connects mutually with external electronic building brick, and the 3rd, the 4th terminal that can connect mutually, described insulating body extends in jack and is provided with one and connects with external electronic building brick and borrow to defeat and connect the 3rd terminal and make it the plastic cement arm that connects mutually with the 4th terminal.

9. electric connector as claimed in claim 1 is characterized in that: by extending at least one extrusion arm be arranged in the jack and can compress mutually with external electronic building brick in the described insulating body.

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