CN207038845U - Electric connector - Google Patents

Abstract

The utility model provides a kind of electric connector, including insulating body, the conducting terminal for being coated on the shielding casing of insulating body periphery and being immobilizated in insulating body, the conducting terminal is divided into row's terminal and lower row's terminal, and some ground terminals and some signal terminals are included in upper row's terminal and lower row's terminal, ground terminal in upper row's terminal is provided with the upper overlap joint arm of bending extension downwards, ground terminal in lower row's terminal is provided with the lower overlap joint arm for being folded upward at extension, the upper overlap joint arm is provided with the protuberance with the lower overlap joint arm contact, the utility model is by arranging the earthing terminal structure in terminal and lower row's terminal in optimization design, on, protuberance and lower overlap joint arm contact of the ground terminal of downside by upper overlap joint arm, on so that, the ground terminal contact of downside is stable.

Description

Electric connector

Technical field

It the utility model is related to electrical connection technical field, more particularly to a kind of electric connector.

Background technology

In consumer electronics field, electric connector is widely used in the digital products such as computer, mobile phone, serves as electric signal The carrier of transmission, the good and bad quality to signal transmission of electric connector have strong influence.With the popularization of high-frequency transmission, such as Modern signal transmission rate has greatly improved, and high-frequency transmission has very high requirement for the stability of signal, outer in order to prevent Boundary disturbs or internal signal interferes, and typically structure optimization can be carried out to electric connector in the prior art, to reduce signal Interference.In USB connector, Type c-types are one kind nowadays all the fashion, and it is by setting metal shell to improve signal The Stability and dependability of transmission, because metal shell is generally configured with grounding function, therefore extensive use in electrical connectors, and For the electric connector of high frequency signal transmission, in addition to metal shell, often it is also required to set in the inside of electric connector It grounded parts, such as ground terminal, earth plate, so can all reach good earthing effect from inside and outside, but be answered in structure In miscellaneous high frequency connectors, often arrange and ground terminal is each provided with terminal, but the ground terminal between each row's terminal is mutually only It is vertical, mutually it is not turned on, this causes earthing effect and is not up to most preferably, especially in more complicated product（Such as heavy plate height Degree is different, insulating body is longer）Because terminal is long, resistance is big, shield effectiveness can be relatively weaker, in high-frequency test, easily goes out The problems such as existing signal transmission attenuation, loss, thus properties of product can not be influenceed by test.

Utility model content

The technical problem that the utility model solves is to provide a kind of electric connector, to improve signal transmitting quality, drop Low interference effect.

In order to solve the above technical problems, the utility model adopts the following technical scheme that：A kind of electric connector, including insulation is originally Body, the shielding casing for being coated on insulating body periphery and the conducting terminal being immobilizated in insulating body, the conducting terminal are divided into Upper row's terminal and lower row's terminal, and some ground terminals and some signal terminals, institute are included in upper row's terminal and lower row's terminal Ground terminal in the row's of stating terminal is provided with the upper overlap joint arm of bending extension downwards, and the ground terminal in lower row's terminal is provided with The lower overlap joint arm of extension is folded upward at, the upper overlap joint arm is provided with the protuberance with the lower overlap joint arm contact.

As the further improvement of the technical program, earth plate is provided between upper row's terminal and lower row's terminal, it is described The both sides of earth plate are provided with the bayonet socket for accommodating the upper overlap joint arm and lower overlap joint arm.

As the further improvement of the technical program, the upper overlap joint arm and lower overlap joint arm be housed in the bayonet socket and with The earth plate conducting.

As the further improvement of the technical program, some ground terminals and some institutes are included in upper row's terminal Signal terminal is stated, and at least two signal terminals are disposed between two neighboring ground terminal.

As the further improvement of the technical program, it is disposed as connecing on two positions of first, last in upper row's terminal Ground terminal, and on upper two ground terminals for overlapping two opening positions of first, last that arm is provided only on row's terminal.

As the further improvement of the technical program, the insulating body includes upper strata insulation board and the lower floor to cooperate Insulation board, the upper strata insulation board and lower floor's insulation board are equipped with top plate portion and base plate and connection top in high and low setting The swash plate portion of plate portion and base plate.

As the further improvement of the technical program, the both sides in the swash plate portion of the upper strata insulation board are additionally provided with fixing arm, The both sides in the swash plate portion of lower floor's insulation board are provided with the hook portion with the fixing arm buckle.

As the further improvement of the technical program, the upper overlap joint arm is located at the two of the upper strata insulation board base plate Side, the lower overlap joint arm are located at the both sides of lower floor's insulation board base plate.

Compared with prior art, the utility model is by arranging the ground terminal knot in terminal and lower row's terminal in optimization design Structure, the ground terminal of upper and lower side pass through the upper protuberance for overlapping arm and lower overlap joint arm contact so that the ground terminal of upper and lower side Contact is stable, and can be turned on simultaneously with earth plate, the mutual conduction of the row's of realizing terminal and lower row's terminal ground circuit, can have The improvement signal transmitting quality of effect, passes through high-frequency test, and the product design both met customer need, and can meets product Energy.

Brief description of the drawings

Fig. 1 is the three-dimensional combination figure of electric connector described in the utility model.

Fig. 2 is portion's exploded view of electric connector described in the utility model.

Fig. 3 is the exploded view of the insulating body of electric connector described in the utility model.

Fig. 4 is the three-dimensional combination figure of the insulating body of electric connector described in the utility model.

Fig. 5 is the diagrammatic cross-section of the constitutional diagram shown in Fig. 4.

Embodiment

Refer to shown in Fig. 1 to Fig. 5, the utility model provides a kind of electric connector 100, including insulating body 10, cladding In the peripheral shielding casing 20 of insulating body 10 and the conducting terminal 30 being immobilizated in insulating body 10, wherein, the conducting end 30 points of son is upper row's terminal 31 and lower row's terminal 32, and the insulating body 10 includes upper strata insulation board 11 and lower floor's insulation board 12, it is respectively used to hold upper row's terminal 31 and lower row's terminal 32, and set between upper row's terminal 31 and lower row's terminal 32 There is earth plate 40, the earth plate 40 is metalwork, and it is held between the upper strata insulation board 11 and lower floor's insulation board 12, with Lower specific descriptions all parts.

In the utility model preferred embodiment, include some ground connection in upper row's terminal 31 and lower row's terminal 32 Terminal G and some signal terminal S, and at least two signal terminal S are disposed between two neighboring ground terminal G, pass through signal Terminal S and ground terminal G interval setting can reduce the cross-talk between signal terminal S, and in upper row's terminal 31 First, last is disposed as ground terminal G on two positions, wherein, in some ground terminal G of upper row's terminal 31, at least two Individual ground terminal G is provided with the upper overlap joint arm 313 with the ground terminal G overlap joints in lower row's terminal 32, the upper overlap joint arm 313 Provided with protuberance 3131.In the best embodiment of the utility model, in the upper overlap joint row's of the being arranged on terminal 31 of arm 313 On two ground terminal G of two opening positions of first, last.Lower row's terminal 32 is similar to the upper structure of row's terminal 31, and it equally sets There are signal terminal S and ground terminal G, and in the ground terminal G of lower row's terminal 32, at least two ground terminal G are provided with and institute The lower overlap joint arm 314 of the overlap joint of protuberance 3131 is stated, consequently, it is possible to which the ground terminal G of upper row's terminal 31 and lower row's terminal 32 can lead to The protuberance 3131 and lower overlap joint arm 314 for crossing overlap joint arm 313 realize overlap joint, wherein, upper overlap joint arm 313 bending downwards is prolonged Stretch, and the lower overlap joint arm 314 is folded upward at extending.The setting of the protuberance 3131 so that above arrange terminal 31 and lower row end The contact of son 32 is more firm.

The upper strata insulation board 11 of the insulating body 10 is provided with the top plate portion 13 in high and low setting and base plate 14 and even The swash plate portion 15 of top plate portion 13 and base plate 14 is met, the top plate portion 13, base plate 14 and swash plate portion 15 are integrated injection molding Structure, the swash plate portion 15 are connected between top plate portion 13 and base plate 14, and the top plate portion 13 is used to arrange terminal 31 on fixed Afterbody 312, wherein, it is described it is upper overlap joint arm 313 be located at the both sides of the base plate 14 and extend downwardly.The swash plate portion 15 Both sides are additionally provided with fixing arm 16, for being clasped with lower floor insulation board 12.Lower floor's insulation board 12 and upper strata insulation board 11 Structure is similar, and it is again provided with top plate portion 120, swash plate portion 121 and base plate 122, and the top plate portion 120 and base plate 122 are equal Horizontally disposed, the both sides in the swash plate portion 121 are provided with the hook portion 17 with the buckle of fixing arm 16, in addition, the base plate 122 On be additionally provided with the projection 18 of a pair of fixations earth plate 40 so that earth plate 40 can be mutually located cooperation with base plate 122.

The shape of the earth plate 40 is corresponding with the upper strata insulation board 11 and lower floor's insulation board 12 and is held on upper strata Between insulation board 11 and lower floor's insulation board 12, for reducing the signal interference between upper row's terminal 31 and lower row's terminal 32.It is described The rear end of earth plate 40 is provided with fixed plate 41 and positioned at the both ends of fixed plate 41 and a pair of fixed feet 42 of downward bending extension, described Fixed feet 42 is located at the both sides of top plate portion 120 of lower floor's insulation board 12 respectively.In addition, it is additionally provided with a master on the earth plate 40 Plate portion 44, the main board portion 44 is provided with the through hole 43 coordinated with the projection 18, and two sides of main board portion 44 are provided with and accommodated The bayonet socket 45 of the upper overlap joint arm 313 and lower overlap joint arm 314, so upper overlap joint arm 313, lower overlap joint arm 314 and middle ground connection Plate 40 also achieves conducting, and more preferable earthing effect can be achieved.

The utility model is by arranging the ground terminal G structures in terminal 31 and lower row's terminal 32 in optimization design so that upper, The ground terminal G of downside can by it is upper overlap joint arm 313 protuberance 3131 with it is lower overlap joint arm 314 be connected, and can at the same with ground connection Plate 40 turns on, the mutual conduction of the row's of realizing terminal 31 and the lower ground path of row's terminal 32, can effectively improve signal transmission Quality, high-frequency test is passed through, the product design both met customer need, and can meets properties of product.

It is described above, only it is most preferred embodiment of the present utility model, not the utility model is made any formal Limitation, any those skilled in the art, in the case where not departing from technical solutions of the utility model ambit, utilization is above-mentioned The method content of announcement makes many possible changes and modifications to technical solutions of the utility model, belongs to claims guarantor The scope of shield.

Claims (8)

1. a kind of electric connector, including insulating body, it is coated on the shielding casing of insulating body periphery and is immobilizated in insulating body Interior conducting terminal, the conducting terminal is divided into row's terminal and lower row's terminal, and is included in upper row's terminal and lower row's terminal Some ground terminals and some signal terminals, the ground terminal in upper row's terminal are provided with the upper overlap joint of bending extension downwards Arm, the ground terminal in lower row's terminal are provided with the lower overlap joint arm for being folded upward at extension, it is characterised in that：The upper overlap joint arm Provided with the protuberance with the lower overlap joint arm contact.

2. electric connector according to claim 1, it is characterised in that：It is provided with and connects between upper row's terminal and lower row's terminal Floor, the both sides of the earth plate are provided with the bayonet socket for accommodating the upper overlap joint arm and lower overlap joint arm.

3. electric connector according to claim 2, it is characterised in that：The upper overlap joint arm and lower overlap joint arm are housed in described Turned in bayonet socket and with the earth plate.

4. electric connector according to claim 3, it is characterised in that：Some earth terminals are included in upper row's terminal Sub and some signal terminals, and at least two signal terminals are disposed between two neighboring ground terminal.

5. electric connector according to claim 4, it is characterised in that：On two positions of first, last in upper row's terminal Ground terminal is disposed as, and the upper overlap joint arm is provided only on two earth terminals of two opening positions of first, last of row's terminal On son.

6. electric connector according to claim 1, it is characterised in that：The upper strata that the insulating body includes cooperating is exhausted Listrium and lower floor's insulation board, the upper strata insulation board and lower floor's insulation board are equipped with top plate portion and base plate in high and low setting And the swash plate portion of connection top plate portion and base plate.

7. electric connector according to claim 6, it is characterised in that：The both sides in the swash plate portion of the upper strata insulation board are also set There is fixing arm, the both sides in the swash plate portion of lower floor's insulation board are provided with the hook portion with the fixing arm buckle.

8. electric connector according to claim 7, it is characterised in that：The upper overlap joint arm is located at the upper strata insulation board bottom The both sides of plate portion, the lower overlap joint arm are located at the both sides of lower floor's insulation board base plate.