TW202130048A - Terminal module and matching assembly having the same - Google Patents

Abstract

Terminal module and matching element with the terminal module, the terminal module can be contacted and matched with the mating terminal .The terminal module includes an insulator and a conductive terminal held on the insulator, the conductive terminal includes a mating end, the mating end includes a first mating part that is matched with the mating terminal, and a second mating part that is arranged in front of the first mating part and is mated with the mating terminal. The second mating part protrudes beyond the first mating part in the direction of mating with the mating terminal to ensure that both the first mating part and the second mating part can contact and fit with the mating terminal. The second mating part of the terminal module of the present invention protrudes beyond the first mating part in the direction of mating with the mating terminal to ensure that both the first mating part and the second mating part can interact with the butt terminal contact mating, therefore, the terminal module can reliably achieve multi-point contact matching with the mating terminal.

Description

Terminal module and matching component with the terminal module

The invention relates to a terminal module and a matching component with the terminal module, in particular to a terminal module and a matching component with a plurality of contact parts.

Please refer to the Chinese Invention Patent No. CN104167620 published on August 4, 2017, which discloses a contact terminal comprising a front contact part at the front end and a rear contact part at the rear end. The front contact part and the rear contact part The contact parts are located on the same level. When the contact terminal and the straight contact terminal are used to insert each other, the front end of the straight contact moves backward from the front end of the contact terminal to the rear contact part of the contact terminal. However, since the contact terminal is in contact with the When the straight contact piece is inserted, it will be pushed up by the straight contact terminal and deformed upwards. When the front end of the straight contact terminal is in contact with the contact surface of the rear contact part of the bent contact terminal, the front contact of the terminal module It is easy to lift up and separate from the mating terminal. It is difficult to ensure that the front and rear contact surfaces of the mating terminal and the contact terminal are in conductive contact. In this way, the contact terminal forms a long overhang on the front side of the conductive contact point. The overhanging section causes the front end of the contact terminal to form a short pile radiation effect, which seriously affects the integrity of the signal transmitted by the electrical connector.

The main purpose of the present invention is to provide a terminal module, which can reliably achieve multi-point contact matching with the mating terminal.

In order to achieve the above objective, the present invention adopts the following technical solutions. A terminal module can be contacted and matched with a butting terminal. The terminal module includes an insulator and a conductive terminal held on the insulator, and the conductive terminal includes a forward The mating end that extends beyond the insulator and is mated with the mating terminal, and the mating end includes a first mating part mated with the mating terminal, and a mating terminal provided in front of the first mating part for mating The second mating part, the second mating part protrudes beyond the first mating part in the direction of mating with the mating terminal to ensure that both the first mating part and the second mating part can interact with the The butt terminal is contacted and matched.

The specific implementation structure is as follows. The mating end includes a base extending forward from the insulator, a first connecting part extending forward and obliquely to one side from the front section of the base, and the first mating part extends from the first The front end of the connecting portion extends forward, a second connecting portion extending forward from the front end of the first mating portion and extending obliquely to the one side, and a third connecting portion extending forward from the front end of the second connecting portion , And the second matching portion protrudes forward from the front end of the third connecting portion to the other side opposite to the one side.

Further, the first matching portion and the base portion are arranged in parallel.

Further, the third connecting portion extends forward from the front end of the second connecting portion and obliquely extends to the other side such that an included angle greater than 0 degree is formed between the third connecting portion and the base portion, and The second mating part protrudes beyond the first mating part in the direction of mating with the mating terminal.

Further, the size of the third connecting portion in the front-rear direction is larger than the size of any one of the base portion, the first connecting portion, the first matching portion, and the second connecting portion in the front-rear direction.

Further, the insulator includes a support member extending forward along one side of the base, and the support member can adjust the length of the mating end so that the low-level contact impedance of the conductive terminal is less than 30 milliohms.

Further, the mating terminal is a flat-plate structure, the first mating portion is inelastically matched with the mating terminal, and the second mating portion is elastically mated with the mating terminal.

Further, the second matching portion includes a slot extending in a front-to-rear direction, and the slot divides the second matching portion into a pair of elastic matching arms.

Another main objective of the present invention is to provide a mating element whose terminal module can reliably achieve multi-point contact mating with the mating terminal.

In order to achieve the above objective, the present invention adopts the following technical solutions. A mating component includes a terminal module and a docking terminal module matched with the terminal module, the docking terminal module includes a docking terminal, and the terminal module It includes an insulator and a conductive terminal held on the insulator. The conductive terminal includes a mating end that extends forward beyond the insulator and is mated with the butting terminal. The mating end includes a first mating terminal that is mated with the butting terminal. A mating portion, and a second mating portion that is provided in front of the first mating portion and matched with the mating terminal, the second mating portion protrudes beyond the first mating portion in the direction of mating with the mating terminal To ensure that both the first matching portion and the second matching portion can contact and cooperate with the mating terminal.

The specific implementation structure is as follows, the mating terminal is a flat structure, the first mating part is a flat structure, and the second mating part is a non-flat structure, so that the first mating part and the second mating part It is contacted and matched with the mating terminal in different ways.

Compared with the prior art, the advantage of the present invention is that the second mating part of the terminal module of the present invention protrudes beyond the first mating part in the direction of mating with the mating terminal to ensure that the first mating part Both the second mating portion and the second mating portion can be contacted and matched with the mating terminal, so that the terminal module can reliably achieve multi-point contact mating with the mating terminal.

Referring to FIGS. 1 to 9, the mating assembly 100 of the present invention includes a terminal module 10 and a mating terminal module 20 that cooperates with the terminal module 10. The docking terminal module 20 includes a docking terminal 21 and a docking insulator 22 holding the docking terminal 21. The terminal module 10 includes an insulator 11 and a conductive terminal 12 fixed on the insulator 11. The mating terminal 21 has a flat structure as a whole. The front end of the mating terminal 21 is provided with a rounded corner 210 to facilitate mating with the conductive terminal 12.

The conductive terminal 12 includes a mating end 13 extending forwardly beyond the insulator 11 and mated with the mating terminal 21. The mating end 13 includes a first mating portion 14 mated with the mating terminal 21 and a second mating part 15 provided in front of the first mating part 14 and mated with the mating terminal 21. The second mating part 15 protrudes beyond the first mating part 14 in the direction of mating with the mating terminal 21 to ensure that both the first mating part 14 and the second mating part 15 can be mated with the The terminal 21 is contact-fitted. The first mating portion 14 is a straight structure, and the second mating portion 15 is a non-flat structure, so that the first mating portion 14 and the second mating portion 15 contact the mating terminal in different ways For cooperation, specifically, in this embodiment, the first mating portion 14 is inelastically matched with the mating terminal 21, and the second mating portion 15 is elastically mated with the mating terminal 21.

Specifically, in this embodiment, the mating end 13 further includes a base 16 extending forward from the insulator 11, a first connecting portion 17 extending forward and obliquely to one side from the front section of the base 16, and The first mating portion 14 extends forward from the front end of the first connecting portion 17, and the second connecting portion 18 extends forward from the front end of the first mating portion 14 and extends obliquely to the side. The third connecting portion 19 extending forward from the front end of the second connecting portion 18, and the second mating portion 15 protrude forward from the front end of the third connecting portion 19 to the other side opposite to the one side .

Specifically, in this embodiment, as shown in the eighth figure, the first mating portion 14 is further arranged to be parallel to the base 16, and the inclined extension of the first connecting portion 17 makes the first mating There is a distance a between the part 14 and the base 16. The third connecting portion 19 forwards from the front end of the second connecting portion 18 such that the third connecting portion 19 and the base 16 are arranged in parallel. The third connecting portion 19 may also be designed to extend forward from the front end of the second connecting portion 18 and obliquely extending to the other side, so that the formation between the third connecting portion 19 and the base 16 is greater than 0. The angle of the second mating portion 15 protrudes beyond the first mating portion 14 in the direction of mating with the mating terminal 21. The second matching portion 15 includes a slot 150 extending in the front-rear direction, and the slot 150 divides the second matching portion 15 into a pair of elastic matching arms 151.

Specifically, in this embodiment, the size of the third connecting portion 19 in the front-rear direction is larger than that of the base 16, the first connecting portion 17, the first mating portion 14, and the second connecting portion 18. The size of any one of them in the front-to-rear direction.

Specifically, in this embodiment, the insulator 11 includes a support 110 extending forward along one side of the base 16, and the support 110 can adjust the length of the mating end 13 so that the conductive terminal The low level contact resistance (LLCR, Low Level Contact Resistance) of 12 is less than 30 milliohms. Referring to the eighth figure, in this embodiment, the mating end 13 has a cantilever structure, and the length b of the cantilever can be appropriately increased by the support member 110 as needed to adjust the length b of the cantilever. The normal force (Normal Force) when the mating end 13 is mated is adjusted. The first contact overhang length of the first matching portion 14 overhanging the insulator 11 is c. Further, it is also possible to adjust the size of the cantilever length b, the size of the first contact overhang length c, the angle between the support 110, the first matching portion 14 and the third connecting portion 19 One or more of them, so that the second mating portion 15 protrudes beyond the first mating portion 14 in the direction of mating with the mating terminal 21.

After the mating terminal 21 is fitted with the second mating portion 15, the sliding dimension d is then matched with the first mating part 14. The sliding dimension d is the Wiping Distance. In an embodiment, the dimension d of the continued sliding is> 1.00 mm. As shown in the ninth figure, after the conductive terminal 12 and the mating terminal 21 are fully mated, there is an air gap e between the conductive terminal 12 and the mating terminal 21, and the size of the air gap e is adjusted to adjust the size of the air gap e. The capacitance parameter between the conductive terminal 12 and the mating terminal 21.

In this embodiment, the mating component 100 is a structural design for the interconnection of differential signal terminals. Such a structural design can be used for backplane connectors, SAS, PCIe and other high-speed signal transmission specifications related connector products. Of course, It can also be adapted to the structural design of other non-differential pair terminal interconnections.

The matching component 100 of the present invention adds a contact on the basis of the traditional structural design, which effectively solves the impact of the capacitive effect of single-point contact on impedance matching during high-speed signal transmission, improves the matching of impedance after matching, and improves the insertion loss ( Insertion Loss). In addition, the second mating portion 15 of the terminal module 10 of the present invention protrudes beyond the first mating portion 14 in the direction of mating with the mating terminal 21 to ensure the first mating portion 14 and the second mating The parts 15 can be contacted and matched with the mating terminal 21, so that the terminal module 10 can reliably achieve multi-point contact mating with the mating terminal 21.

The above is only one embodiment of the present invention, not all or the only embodiment. Any equivalent changes made to the technical solution of the present invention by a person of ordinary skill in the art by reading the description of the present invention shall be the claims of the present invention. Covered.

100: Mating components 10: Terminal module 11: Insulator 110: Support 12: Conductive terminal 13: Mating end 14: The first matching part 15: The second matching part 150: slot 151: matching arm 16: base 17: The first connection part 18: The second connecting part 19: The third connecting part 20: Docking terminal module 21: Butt terminal 22: Butt insulator 210: Fillet

The first figure is a perspective view of the mating component of the present invention. The second figure is a perspective view of the mating component of the first figure from another perspective. The third figure is a bottom view of the mating components in the first figure. The fourth figure is a perspective view of the mating component of the first figure in an unfitted state. The fifth figure is a perspective view of the mating component of the second figure in an unfitted state. The sixth figure is an exploded view of the terminal module of the mating component in the fourth figure. The seventh figure is an exploded view of the terminal module of the mating component in the fifth figure. The eighth figure is a bottom view of the terminal module of the mating component in the first figure when it is not mated. The ninth figure is a partial enlarged view of the block part of the terminal module of the mating component in the third figure.

without

100: Mating components

10: Terminal module

11: Insulator

12: Conductive terminal

20: Docking terminal module

21: Butt terminal

22: Butt insulator

Claims (10)

A terminal module, which can be contacted and matched with a butting terminal, and the terminal module includes: Insulator A conductive terminal, the conductive terminal is fixed on the insulator, and the conductive terminal includes: A mating end, the mating end extends forwardly beyond the insulator to fit with the butting terminal; Wherein, the mating end includes a first mating part that is matched with the mating terminal, and a second mating part that is arranged in front of the first mating part and is mated with the mating terminal, and the second mating part faces The mating direction of the mating terminal protrudes beyond the first mating part to ensure that both the first mating part and the second mating part can contact and cooperate with the mating terminal. The terminal module according to claim 1, wherein the mating end includes a base extending forward from the insulator, a first connecting portion extending forward and obliquely to one side from the front section of the base, and the first The mating part extends forward from the front end of the first connecting part, the second connecting part extending forward from the front end of the first mating part and extending obliquely to the one side, from the front end of the second connecting part to The forwardly extending third connecting portion and the second matching portion protrude forward from the front end of the third connecting portion to the other side opposite to the one side. The terminal module according to claim 2, wherein the first matching portion is arranged in parallel with the base portion. The terminal module according to claim 2, wherein the third connection portion extends forward from the front end of the second connection portion and extends obliquely to the other side such that the third connection portion and the base portion are An included angle greater than 0 degree is formed between them, so that the second matching portion protrudes beyond the first matching portion in the direction of mating with the mating terminal. The terminal module according to claim 2, wherein the size of the third connecting portion in the front-rear direction is larger than any of the base, the first connecting portion, the first mating portion, and the second connecting portion A dimension in the front-to-back direction. The terminal module according to claim 2, wherein the insulator includes a support member extending forward along one side of the base, and the support member can adjust the length of the mating end so that the conductive terminal has a low voltage The flat contact impedance is less than 30 milliohms. The terminal module according to claim 1, wherein the mating terminal is a flat structure, the first mating portion is inelastically matched with the mating terminal, and the second mating portion is elastically mated with the mating terminal. The terminal module according to claim 1, wherein the second matching portion includes a slot extending in a front-to-rear direction, and the slot divides the second matching portion into a pair of elastic matching arms. A mating component, comprising a terminal module and a docking terminal module matched with the terminal module. The docking terminal module includes a docking terminal, and the terminal module includes an insulator and a conductive terminal held on the insulator , The conductive terminal includes a mating end that extends forward beyond the insulator and is mated with the mating terminal, wherein the mating end includes a first mating portion mated with the mating terminal, and a first mating part arranged on the first mating terminal. The second mating part in front of the mating terminal is mated with the mating terminal, and the second mating part protrudes beyond the first mating part in the direction of mating with the mating terminal to ensure that the first mating part and the The second mating parts can all be in contact with the mating terminals. The mating assembly according to claim 9, wherein the mating terminal is a flat structure, the first mating part is a straight structure, and the second mating part is a non-flat structure, so that the first mating part and The second mating portion contacts and fits with the mating terminal in different ways.

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