CN109193209A

CN109193209A - Electric connector

Info

Publication number: CN109193209A
Application number: CN201811065875.4A
Authority: CN
Inventors: 金左锋
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2018-09-13
Filing date: 2018-09-13
Publication date: 2019-01-11
Anticipated expiration: 2038-09-13
Also published as: CN109193209B

Abstract

The invention discloses a kind of electric connectors, it include: an ontology, one arranges the first terminal set on ontology, each first terminal has a base portion, from base portion one end, one contact portion of extension is revealed in ontology and connect with an abutment element, it manifests ontology from the base portion other end one junction of extension to connect with an electronic component, which is equipped with a bending part.First terminal is divided into signal terminal and ground terminal, is connected between multiple ground terminals by a connection piece, length is identical after which is unfolded with ground terminal.In actual use, the connector connects adjacent ground terminal, enhance the earthing effect of ground terminal, improve transmission quality and rate, transmission path length of the electric current through the different terminal of two kinds of functions is identical simultaneously, the synchronism for realizing signal transmitting, reduces resonance, ensure that the high frequency performance of electric connector.

Description

Electric connector

Technical field

The present invention relates to a kind of electric connector, the electric connector for guaranteeing high frequency performance is referred in particular to.

Background technique

Nowadays electric connector has been applied to every field in life, with development scientific and technical now, between information Exchange rate be getting faster, therefore the requirement to electric connector is higher and higher, and not requiring nothing more than electric connector can support quickly Transmission rate but also the stability for needing to improve the transmission of electric connector signal.A kind of one abutment element of existing known electric connection With the electric connector of an electronic component comprising an ontology, multiple terminals are divided into two rows and are set in ontology, and terminal has a base Portion extends a contact portion from base portion one end and an abutment element is electrically connected, and extends a junction from the base portion other end and exposes this Body is simultaneously connected with an electronic component, and multiple terminals include multiple signal terminals and multiple ground terminals, the signal terminal of same row It is alternately arranged, is connected between adjacent ground terminal by connector, the letter between adjacently terminal with ground terminal Number terminal with connector in order not to contact, and signal terminal is equipped with a bending part for connector of stepping down, this is designed so that ground connection Terminal and signal terminal expansion after length it is different, cause during electric current high-speed transfer, electric current signal terminal with connect The path length transmitted in ground terminal is different, generates resonance, influences the high frequency characteristics of electric connector.

Therefore in view of the above-mentioned problems, needing to design a kind of new electric connector solution drawbacks described above.

Summary of the invention

The present invention designs a kind of raising signal transmission rate and guarantees that signal is steady aiming at the problem that in the presence of background technique Surely the electric connector transmitted.

In order to achieve the above object, the present invention adopts the following technical scheme:

A kind of electric connector, for being electrically connected an abutment element and an electronic component, comprising: an ontology；One arranges the first terminal, It is set to the ontology, there is each first terminal a base portion to be set to the ontology, extend a contact portion from base portion one end It is revealed in the ontology, for being connected with the abutment element, extends a junction from the base portion other end and exposes the ontology, For being connected with the electronic component, towards one bending part of orientation projection of the vertical first terminal on the base portion；Institute Stating first terminal includes multiple ground terminals and an at least signal terminal, at least one described signal terminal is located at two neighboring institute State between ground terminal, between the two neighboring ground terminal by a connection piece connect, the signal terminal it is described curved Folding part is for making way for the connector, and length is identical after the ground terminal is unfolded with the signal terminal.

Further, the bending part projection direction phase of the bending part of the ground terminal and the signal terminal Instead.

Further, the ontology has a front end and a rear end opposite with the front end, and the contact portion is from the base Portion extends towards the front end, the bending part of the signal terminal towards the front end projection, the ground terminal it is described curved Folding part is towards the rear end projection.

Further, the connector connects the bending part of the two neighboring ground terminal.

Further, the two neighboring ground terminal and the connector are integrally formed.

Further, the signal terminal there are two setting between the two neighboring ground terminal, is used for transmission differential signal.

Further, the base portion is equipped with the wide width portion of one section of other section of base portion, and the base portion is in the width It is bent at portion, the shape of the base portion is substantially at L shape.

Further, the ontology have a front end and from the front end backward a recessed slot to accommodate the docking Element, the contact portion protrude into the slot to be electrically connected with the abutment element.

Further, there is the ontology fool proof portion to be located in the slot, and the ontology is divided by the fool proof portion One first slot and one second slot, first slot and second slot, which respectively correspond, contains multiple ground terminals Multiple ground terminals of son, corresponding first slot link into an integrated entity with the connector, corresponding second slot Multiple ground terminals link into an integrated entity with the other connector.

Further, the ontology has the rear end being oppositely arranged with the front end, and the ontology has multiple terminal grooves Recessed from the rear end towards the front end and be connected to the slot, the first terminal is installed to the terminal groove, and described There is body a mounting groove to be connected to multiple terminal grooves, and the connector is installed on the mounting groove.

Further, at least side of the ontology is equipped with a fixing groove, the fixing groove and an institute on the outermost side Terminal groove connection is stated, an outermost ground terminal is extended with a fixing section from the base portion in the first terminal, The fixing section is immobilizated in the fixing groove.

Further, the fixing groove is from the rear end recessed formation forward.

Further, the fixing groove and the mounting groove are located at same straight line.

Further, for the ontology from each recessed mounting hole in the front end two sides, the electric connector further comprises pair A snap close piece of each mounting hole setting is answered, the snap close piece is immobilizated in the mounting hole and for holding the docking member Part.

It further, further comprise arranging the 2nd terminal, the Second terminal and the first terminal are juxtaposed on institute Ontology is stated, the first terminal and the Second terminal mutual dislocation in orientation are arranged.

Compared with prior art, the electric connector that the present invention designs has the advantages that

It includes an at least signal terminal and multiple ground terminals that the present invention, which designs first terminal described in a row, and the adjacent ground connection Terminal is connected by a connection piece, due to being designed with a bending part, signal terminal in the base portion of the signal terminal and ground terminal Bending part for making way for connector, by the way that bending part is equipped on the base portion of ground terminal simultaneously so that signal terminal with Equal length after ground terminal expansion realizes transmitting so that the path that electric current transmits in signal terminal and ground terminal is equal Synchronism, reduce resonance, ensure that high frequency performance.

[Detailed description of the invention]

Fig. 1 is the stereogram exploded view of electric connector of the present invention；

Fig. 2 is the three-dimensional combination figure of Fig. 1；

Fig. 3 is the stereoscopic schematic diagram of the other direction of Fig. 2；

Fig. 4 is the cross-sectional view in Fig. 3 along the direction A-A；

Fig. 5 is the front view of Fig. 3；

Fig. 6 is the side view of Fig. 2；

Fig. 7 is a stereoscopic schematic diagram for arranging the first terminal in Fig. 2；

Fig. 8 is the side view of two rows of terminals in Fig. 2；

Fig. 9 is the expanded schematic diagram of ground terminal and signal terminal in first terminal in Fig. 1；

Figure 10 is the stereoscopic schematic diagram of Second terminal in Fig. 1.

The drawing reference numeral of specific embodiment illustrates:

Electric connector 10	Ontology 1	Front end 11
			Slot 12	First slot 121	Second slot 122
Fool proof portion 13	Mounting hole 14	Terminal groove 15
			Level trough 151	Vertical slots 152	Accepting hole 16
Rear end 17	Mounting groove 18	Fixing groove 19
			Snap close piece 2	First sheet metal 21	Latch portion 211
Second sheet metal 22	Holding parts 221	First terminal 3
			Ground terminal 3a	Signal terminal 3b	Base portion 31
Horizontal part 311	Vertical portion 312	Bending part 3121
			Hold section 3122	Contact portion 32	Junction 33
Second terminal 4	Main part 41	Holding section 411
			Abutting part 42	Leg 43	Connector 5

[specific embodiment]

Content for a better understanding of the present invention does further details of theory to the present invention now in conjunction with specific embodiment and diagram It is bright.

For convenience of description, definition x-axis is front-rear direction, and y-axis is left and right directions, and z-axis is up and down direction.

Referring to Fig. 1, being an electric connector 10 of the invention, for connecting an abutment element (not labeled) and electronics member Part (not labeled), in the present embodiment, the abutment element are an electronic card, and the electronic component is a circuit board, the electricity Connector 10 is installed on the electronic component from top to bottom.The electric connector 10 includes an ontology 1, is immobilizated in the ontology 1 Two snap close pieces 2, arrange set on the one of the ontology 1 the first terminal and one arrange the 2nd terminal.First terminal described in one row includes more A first terminal 3, Second terminal described in a row includes multiple Second terminals 4.

Fig. 1 and Fig. 3 are please referred to, the ontology 1 has a front end 11, from the recessed slot 12 in the front end 11 for accommodating The abutment element, the ontology 1 are equipped with a fool proof portion 13 in the slot 12 and divide the slot 12 for one first slot 121 and one second slot 122, and length of first slot 121 on the left and right directions exists than second slot 122 Length on the left and right directions is long.From each one mounting hole 14 of recessed formation backward in the two sides of the front end 11, the mounting hole 14 extend upward through the ontology 1 in the front and back.

Fig. 3 and Fig. 4 are please referred to, the ontology 1 is equipped with multiple terminal grooves 15 and multiple accepting holes 16, distinguishes at two rows It is correspondingly arranged at first slot 121 and second slot 122, the ontology 1 also has a rear end 17 and the front end 11 It is oppositely arranged, the terminal groove 15 includes a level trough 151 and a vertical slots 152, and the level trough 151 is in the front-rear direction Upper extension and be connected to before and after the vertical slots 152, the level trough 151 is located at 12 upside of the slot, and the level trough 151 front end is connected to about 12 slot, and the vertical slots 152 are from the rear end 17 recessed formation forward.The receiving Hole 16 recessed formation and is connected to the slot 12 upwards backward from the front end 11.

Fig. 2 and Fig. 3 are please referred to, the left and right sides that the rear end 17 also corresponds to the fool proof portion 13 is recessed with an installation respectively Corresponding multiple vertical slots 152 are connected to by slot 18, each mounting groove 18.

Fig. 1, Fig. 3 and Fig. 6 are please referred to, it is described in the present embodiment from the rear end 17 recessed multiple fixing grooves 19 forward It is recessed there are four the fixing groove 19 altogether on rear end 17, fixing groove 19 described in two of them be set to the left side in the fool proof portion 13 and Be distributed in the opposite sides of first slot 121, other two described fixing groove 19 be set to the fool proof portion 13 right side and It is distributed in the opposite sides of second slot 122, and the company of the vertical slots 152 that each fixing groove 19 is adjacent thereto Logical, the fixing groove 19 is located at same straight line with the mounting groove 18.

Fig. 1 and Fig. 3 are please referred to, the snap close piece 2 is immobilizated in the corresponding mounting hole 14, and described right for latching Connect element.The snap close piece 2 includes one first sheet metal 21 and one second sheet metal 22, first sheet metal 21 and described the The mounting hole 14 is inserted into one end after both two sheet metals 22 are stacked with from front to back jointly, and fixed with the ontology 1, The front end of first sheet metal 21 is equipped with a latch portion 211, for latching the abutment element.Second sheet metal 22 With the holding parts 221 being downwardly extending, the holding parts 221 are located at the lower section and rear of the latch portion 211, institute Holding parts 221 are stated to be welded and fixed with the electronic component.First sheet metal 21 and second sheet metal 22 are metal Plate stamping molding, is respectively provided with certain elasticity, provides certain chucking power to clamp the abutment element, ensure that pair Stability after connecing element grafting, the independent molding of the snap close piece 2 are easily installed and replace, and have saved cost.

Fig. 1, Fig. 3 and Fig. 4 are please referred to, multiple correspondences of first terminal 3 are contained in multiple terminal grooves 15, multiple The correspondence of Second terminal 4 is contained in multiple accepting holes 16.Multiple first terminals 3 and multiple Second terminals 4 Upper dislocation arrangement in left-right direction.

Fig. 4, Fig. 7 and Fig. 8 are please referred to, the first terminal 3 includes a base portion 31, and the base portion 31 includes being connected to each other One horizontal part 311 and a vertical portion 312, the two substantially bends l-shaped.The horizontal part 311 is contained in the level trough 151, The vertical portion 312 is contained in the vertical slots 152, has a width portion (not labeled) on the base portion 31, the width portion includes Other sections of the upper end of the horizontal part 311 and the vertical portion 312, wide portion's base portion 31 are all wide.It is described perpendicular A bending part 3121 is convexly equipped in straight portion 312, the bending part 3121 is substantially in horizontal "u"-shaped, the bending part 3121 are arranged close to the lower end of the vertical portion 312.A contact portion is extended to form from the front end forward fold of the horizontal part 311 32, the contact portion 32 protrudes into the slot 12 in electrical contact with the abutment element.From the bending part 3121 Extend back downwards a junction 33 again, and the junction 33 exposes outside the insulating body 1, and passes through with the electronic component Welding is electrically connected.

Fig. 7 and Fig. 8 are please referred to, multiple first terminals 3 include two kinds of different terminals of function, include in the present embodiment Multiple ground terminal 3a and multiple signal terminal 3b, and the basic phase of structure of the ground terminal 3a and signal terminal 3b Together.Wherein, the bending part 3121 of the ground terminal 3a protrudes out to be formed towards the front end 11, and the signal terminal 3b is towards institute It states rear end 17 to protrude out to be formed, i.e., protruding out for the bending part 3121 of the first terminal 3 of two kinds models is contrary, and institute The bending part 3121 of the bending part 3121 and the signal terminal 3b of stating ground terminal 3a is located at sustained height.

Referring to Fig. 7, two signal terminal 3b are between the two neighboring ground terminal 3a, described in two It is connected between ground terminal 3a by a connection piece 5, increases the shield effectiveness to the signal terminal 3b.Institute in the present embodiment Stating connector 5 and the ground terminal 3a is that same metallic plate punching forms, in other embodiments, the connector 5 and The ground terminal 3a can also be formed independently, be then welded to connect or mutual clamping is fixed or mutually abutted and connects Touching.

Please refer to Fig. 3, Fig. 6 and Fig. 7, positioned at first slot 121 all ground terminal 3a with it is multiple described Connector 5 links into an integrated entity structure, and be located in first slot 121 multiple ground terminal 3a it is outermost each Section 3122 is held from 3121 horizontal extension one of bending part, the fixing section 3122 is located at the same institute with the connector 5 State the opposite sides of ground terminal 3a.All ground terminal 3a and multiple connections positioned at second slot 122 Part 5 links into an integrated entity, and be located in second slot 122 multiple ground terminal 3a it is outermost each from described curved 3121 horizontal extension one of folding part holds section 3122.Positioned at first slot 121 and close to described in one of the fool proof portion 13 Ground terminal 3a and positioned at second slot 122 and close to the fool proof portion 13 a ground terminal 3a between do not connect Connect the connector 5.Each fixing section 3122 is mounted in the corresponding fixing groove 19.

Fig. 7 and Fig. 8 are please referred to, the bending part 3121 of the connector 5 from the ground terminal 3a extend to another The bending part 3121 of the ground terminal 3a, the bending part 3121 of the signal terminal 3b and the ground terminal 3a The bending part 3121 be located at sustained height.The bending part 3121 on the ground terminal 3a is backward in the present embodiment Projection, the projection forward of the bending part 3121 on the signal terminal 3b, the design is so that the signal terminal 3b's is described Bending part 3121 had not only made way for the connector 5, but also increased the connector 5 at a distance from the signal terminal 3b, improved Shield effectiveness, while the bending part 3121 is respectively provided with by the ground terminal 3a and the signal terminal 3b, so that institute Signal terminal 3b is stated without the too long setting to meet the bending part 3121, and is separated with the connector 5 and avoids short circuit, such as This can make the signal terminal 3b readily satisfy the demand of high frequency.

Referring to Fig. 9, equal length after the signal terminal 3b and ground terminal 3a expansion, in the electric connector 10 in use, electric current high-speed transfer in the electric connector 10, electric current is in the signal terminal 3b and the ground terminal 3a The path length of middle transmitting is identical, so that transmitting Frequency Synchronization, reduces resonance, reduces the cross talk phenomenon in transmittance process and spy Property impedance, ensure that high frequency performance.

Fig. 3 and Figure 10 are please referred to, the Second terminal 4 has a main part 41, and the main part 41 is after repeatedly bending Substantially at S shape, extends an abutting part 42 from 41 upper end of main part and protrude into the slot 12 and the abutment element electrical property It connects, has a holding section 411 on the main part 41, for being fixed in the accepting hole 16, forward from the holding section 411 Extend a leg 43 and protrude into outer weld with the electronic component of the ontology 1 and is electrically connected.

Electric connector of the invention has following gain effect in summary:

1. the ground terminal 3a is identical as the signal terminal 3b length of run, when electric current passes at a high speed in the electric connector 10 It passs, during electric current is inputted through the ground terminal 3a again by signal terminal 3b output, electric current is through the signal end Sub- 3b is identical as the path that the ground terminal 3a is transmitted, so that electric current acts in agreement in input and output, realizes synchronism, Reduce resonance effect, ensure that the high frequency performance of the electric connector 10.

2. the ground terminal 3a and the signal terminal 3b be equipped with the bending part 3121 and overbending direction on the contrary, and The bending part 3121 of the bending part 3121 of the ground terminal 3a and the signal terminal 3b are located at sustained height, make It obtains the signal terminal 3b and is not necessarily to the too long setting to meet the bending part 3121, both made way for the connector 5, and increased At a distance from the connector 5, avoid the signal terminal 3b shaken or shift after shaking and with the connector 5 The case where contact, guarantees that signal transmitting is stablized, and the signal terminal 3b can be made to readily satisfy the demand of high frequency.

3. the connector 5 with extend to another ground terminal from the bending part 3121 of the ground terminal 3a The bending part 3121 of 3a links into an integrated entity the ground terminal 3a of same row, improves the shielding signal terminal The effect of 3b reduces undesirable resonance peak in signal terminal 3b, improves the quality and transmission speed of signal transmitting Rate.

The explanation of the only preferred embodiment of invention, the scope of the patents that is non-therefore limiting to the present invention, institute is described in detail above With all with this creation specification and diagramatic content institute, equivalence techniques change for it, are both contained in the scope of the patents of this creation.

Claims

1. a kind of electric connector, for being electrically connected an abutment element and an electronic component characterized by comprising

One ontology;

One arranges the first terminal, is set to the ontology, there is each first terminal a base portion to be set to the ontology, from base portion One end extends a contact portion and is revealed in the ontology, for connecting with the abutment element, extends one from the base portion other end and connects The ontology is exposed in portion, for connecting with the electronic component, towards the orientation of the vertical first terminal on the base portion One bending part of projection；

The first terminal includes multiple ground terminals and an at least signal terminal, at least one described signal terminal is located at adjacent Between two ground terminals, connected between the two neighboring ground terminal by a connection piece, the signal terminal The bending part is for making way for the connector, and length is identical after the ground terminal is unfolded with the signal terminal.

2. electric connector as described in claim 1, it is characterised in that: the bending part and the signal of the ground terminal The bending part projection of terminal is contrary.

3. electric connector as claimed in claim 2, it is characterised in that: the ontology has a front end and opposite with the front end A rear end, the contact portion extends from the base portion towards the front end, and the bending part of the signal terminal is towards before described Hold projection, the bending part of the ground terminal is towards the rear end projection.

4. electric connector as described in claim 1, it is characterised in that: the connector connects the two neighboring ground terminal The bending part.

5. electric connector as claimed in claim 4, it is characterised in that: the two neighboring ground terminal and the connector one It is body formed.

6. electric connector as described in claim 1, it is characterised in that: institute there are two being set between the two neighboring ground terminal Signal terminal is stated, differential signal is used for transmission.

7. electric connector as described in claim 1, it is characterised in that: the base portion is equipped with the one section of base portion other section A wide width portion, the base portion are bent at the width portion, and the shape of the base portion is substantially at L shape.

8. electric connector as described in claim 1, it is characterised in that: the ontology have a front end and from the front end to A recessed slot protrudes into the slot to accommodate the abutment element, the contact portion with electrical with the abutment element afterwards Connection.

9. electric connector as claimed in claim 8, it is characterised in that: there is the ontology fool proof portion to be located at the slot Interior, the ontology is divided into one first slot and one second slot by the fool proof portion, and first slot is inserted with described second Slot, which respectively corresponds, contains multiple ground terminals, multiple ground terminals of corresponding first slot and the connection Part links into an integrated entity, and multiple ground terminals and the other connector of corresponding second slot link into an integrated entity.

10. electric connector as claimed in claim 8, it is characterised in that: the ontology, which has, to be oppositely arranged with the front end One rear end, the ontology have multiple terminal grooves recessed from the rear end towards the front end and be connected to the slot, and described the One terminal is installed to the terminal groove, and there is the ontology mounting groove to be connected to multiple terminal grooves, the connector installation In the mounting groove.

11. electric connector as claimed in claim 10, it is characterised in that: at least side of the ontology is equipped with a fixing groove, The fixing groove is connected to a terminal groove on the outermost side, the outermost ground connection in the first terminal Terminal is extended with a fixing section from the base portion, and the fixing section is immobilizated in the fixing groove.

12. electric connector as claimed in claim 11, it is characterised in that: the fixing groove is from the rear end recessed shape forward At.

13. electric connector as claimed in claim 11, it is characterised in that: the fixing groove and the mounting groove are located at always Line.

14. electric connector as claimed in claim 8, it is characterised in that: the ontology is pacified from the front end two sides each recessed one Hole is filled, the electric connector further comprises a snap close piece of corresponding each mounting hole setting, and the snap close piece is immobilizated in The mounting hole and for holding the abutment element.

15. electric connector as described in claim 1, it is characterised in that: it further comprise arranging the 2nd terminal, the second end Sub to be juxtaposed on the ontology with the first terminal, the first terminal and the Second terminal are mutual in orientation It shifts to install.