CN215299590U - Socket connector - Google Patents

Abstract

The utility model discloses a socket connector, including insulating pedestal, be fixed in several conductive terminals in the insulating pedestal and cladding in insulating pedestal outlying casing, several conductive terminals including a pair of ground terminal, a pair of power supply terminal, a pair of signal terminal, each terminal have the welding foot that is located coplanar base plate portion and extends to bend along the fixed part rear end of extension of extending before a fixed part, fixed part one end, it has the contact site to tear the shaping in the base plate portion, ground terminal's contact site is located same one side of insulating pedestal, the contact site of power supply terminal is located the same one side of insulating pedestal with one side or the upside and the downside of insulating pedestal and is the antipodal and arranges, the contact site of signal terminal is located the upside and the downside of insulating pedestal and is the antipodal arrangement and arranges. The structure of each terminal contact part is formed by tearing, so that the terminal assembly is reduced, the overall strength of the connector is improved, the number of terminals is saved, and the production cost is reduced.

Description

Socket connector

The technical field is as follows:

the utility model relates to an electric connector product field, in particular to indicate a socket connector of installing on circuit board.

Background art:

with the continuous improvement of each technical level, the existing electronic products are developed towards the gradual miniaturization direction, and the electric connectors which are matched and installed in the electronic products also need to be miniaturized, so that the development of the light, thin and short directions of the electronic products can be greatly met, and the living needs of people can be met.

The USB Type-C connector is one of electric connectors, the USB Type-C connector can be inserted without being divided into a positive side and a negative side, the size of the existing new generation USB Type-C connector is smaller, so that the requirement on the machine model performance of a product is higher, the existing USB Type-C socket connector adopts an insertion assembly, the insertion assembly is completed by assembling an upper insertion assembly, an intermediate insertion assembly and a lower insertion assembly for three times, the USB Type-C structure is special, conductive terminals are respectively arranged in the upper insertion assembly and the lower insertion assembly, the intermediate insertion assembly is provided with a central shielding iron sheet, a three-layer format structure of an upper row conductive terminal, a middle shielding iron sheet and a lower row conductive terminal is formed, and meanwhile, the insertion assembly is very difficult to insert due to the size of the USB Type-C connector which is too small, and the efficiency is very low; the structure is comparatively complicated, and the stack of its three-layer structure causes the tolerance accumulation easily, and structural stability is poor.

In view of the above, the present invention provides an improved socket connector to overcome the above-mentioned problems.

The utility model has the following contents:

an object of the utility model is to overcome prior art's not enough, provide a simple as a result, equipment part is few and improve the socket connector of whole connector intensity.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a socket connector, including insulating pedestal, be fixed in several conductive terminals in the insulating pedestal and the cladding in insulating pedestal outlying casing, several conductive terminals including a pair of ground terminal, a pair of power supply terminal, a pair of signal terminal, each terminal have a fixed part, the preceding extension of fixed part one end lie in coplanar base plate portion and extend the welding foot of bending out along the fixed part rear end, wherein, tear the shaping in base plate portion and have the contact site, the contact site of a pair of ground terminal lies in the same one side of insulating pedestal, the contact site of a pair of power supply terminal lies in the same one side of insulating pedestal or the upside and the downside of insulating pedestal and be the reverse and correspond the range and arrange, the contact site of a pair of signal terminal lies in the upside and the downside of insulating pedestal and is the reverse and corresponds the range and arranges.

In the above technical solution, the ground terminal, the power terminal, and the signal terminal each include a pair of ground terminal, power terminal, and signal terminal, the pair of ground terminal is located outside the insulating base, the pair of power terminal is located inside the ground terminal, and the pair of signal terminal is located between the pair of power terminal.

Further, in the above technical solution, the contact portions of the pair of ground terminals are formed by tearing in the same direction on the substrate portion, the contact portions of the pair of power terminals are formed by tearing in the same direction on the substrate portion or formed by reversely tearing on the substrate portion, and the contact portions of the pair of signal terminals are formed by reversely tearing on the substrate portion.

Further, in the above technical solution, the receptacle connector further includes a pair of grounding tabs, and the pair of grounding tabs are respectively connected to the pair of grounding terminals.

Further, in the above technical solution, each of the grounding pieces has an abutting portion that contacts with a back surface of the contact portion of each of the contact terminals, and an extending direction of the abutting portion is the same as an extending direction of the contact portion of the grounding terminal.

Furthermore, in the above technical solution, the grounding plate has a first holding portion, an abutting portion, a second holding portion, and a transverse tail portion, the abutting portion is formed by the front end of the first holding portion extending forward in a concave or convex manner, the second holding portion extends forward from the abutting portion and is kept on the same plane as the first holding portion, and the transverse tail portion extends laterally outward from the rear end of the first holding portion.

Further, in the above technical solution, the second holding portion is provided with a buckling portion protruding outward along the transverse direction, and an interference portion is formed at the end of the transverse tail portion.

Furthermore, in the above technical solution, the insulation base body has a main body, a step portion extending from the main body and protruding, and a tongue plate extending forward from the step portion, wherein convex clamping blocks are respectively disposed at two sides of the main body at the edge of the tail corner, and a clamping groove is concavely disposed at the upper end of the outer wall surface of the main body; the tail ends of the two side edges of the shell are provided with matched notches relative to the clamping blocks, and the rear edge of the upper surface of the shell is torn into the clamping groove and provided with a first limiting piece.

Further, in the above technical solution, a pair of first limiting grooves is disposed at an upper end of a joint surface between the main body and the extended step part, a pair of second limiting grooves is disposed at a lower end of the joint surface between the main body and the extended step part, and a fixing groove is disposed at a bottom end edge of the step part and between the pair of second limiting grooves; the upper surface of the shell is provided with a clamping protrusion matched with the first limiting groove relative to the first limiting groove, the middle of the rear edge of the lower surface of the shell is provided with a clamping protrusion matched with the fixing groove, and the edges at two sides of the clamping protrusion are provided with a pair of second limiting pieces clamped with the second limiting groove.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: each terminal structure adopts the tearing molding to reduce the terminal assembly, thereby improving the overall strength of the connector, saving the number of terminals and reducing the production cost.

Description of the drawings:

fig. 1 is an exploded view of the present invention;

fig. 2 is a perspective view of a pair of ground terminals according to the present invention;

fig. 3 is a perspective view of a first embodiment of a pair of power terminals of the present invention;

fig. 4 is a perspective view of a second embodiment of a pair of power terminals of the present invention;

fig. 5 is a perspective view of a pair of signal terminals according to the present invention;

fig. 6 is a schematic diagram of a semi-finished product formed by arranging and combining a first embodiment of power terminals according to the present invention;

FIG. 7 is another angle schematic of FIG. 6;

fig. 8 is a schematic diagram of a semi-finished product combined by one of the second embodiments of the power terminals;

FIG. 9 is another angle schematic of FIG. 8;

FIG. 10 is a schematic diagram of a semi-finished product assembled from another arrangement of a second embodiment of power terminals according to the present invention;

FIG. 11 is another angle schematic of FIG. 10;

fig. 12 is a schematic view of the housing of the present invention when assembled with a semi-finished product;

FIG. 13 is an assembled perspective view of FIG. 12;

FIG. 14 is a bottom view of FIG. 13; and

fig. 15 is a sectional view in the direction of C-C of fig. 14.

Description of reference numerals:

100 socket electric connector 1 insulation base

11 main body 111 latch

12 step 13 tongue plate

112 clamping groove 113 first limit groove

114 second limiting groove 115 fixing groove

2 a plurality of conductive terminals 3 ground terminal

3A, 3B a pair of ground terminals 31 first fixing portion

32 first substrate portion 321 first contact portion

33 first welding pin 4 power supply terminal

Second fixing part for 4A, 4B pair of power supply terminals 41

42 second substrate 421 second contact part

43 second solder foot 5 signal terminal

5A, 5B a pair of signal terminals 51 third fixing portion

52 third base plate 521 third contact part

53 third welding pin 6 grounding piece

6A, 6B a pair of grounding pieces 61 first holding parts

62 abutting part 63 second holding part

631 latch 64 lateral tail

641 interference part 50 semi-finished product

7 casing 71 notch

72. 75 first spacing piece of card process 73

74 second limiting sheet

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

Referring to the drawings shown in detail, as shown in fig. 1, in a preferred embodiment of the receptacle connector 100 of the present invention, the receptacle connector 100 includes an insulating base 1, a plurality of conductive terminals 2 fixed in the insulating base 1, and a housing 7 covering the periphery of the insulating base 1, wherein the plurality of conductive terminals 2 includes a ground terminal 3, a power terminal 4, and a signal terminal 5. The receptacle connector 100 further includes a pair of grounding plates 6 fixed in the insulative housing 1.

As shown in fig. 6 to 7, the insulative housing 1 has a main body 11, a step portion 12 extending from the main body 11, and a tongue plate 13 extending forward from the step portion 12; the main body 11 is provided with two outwardly protruding locking blocks 111 at two sides thereof at the edge of the tail corner, the main body 11 is provided with a locking groove 112 at the upper end of the outer wall surface thereof, the main body 11 is provided with a pair of first limiting grooves 113 at the upper end thereof at the joint surface with the extended step portion 12, the main body 11 is provided with a pair of second limiting grooves 114 at the lower end thereof at the joint surface with the extended step portion 12, and the bottom end edge of the step portion 12 is provided with a fixing groove 115 between the pair of second limiting grooves 114.

As shown in fig. 2 and fig. 7, the ground terminal 3 includes a pair of ground terminals 3A and 3B, the pair of ground terminals 3A and 3B are located on two sides of the conductive terminal 2, the pair of ground terminals 3A and 3B are identical in structure and have a left-right symmetrical structure, each of the ground terminals 3A and 3B includes a first fixing portion 31, a first substrate portion 32 extending forward from one end of the first fixing portion 31, and a first soldering pin 32 extending and bending from a rear end of the first fixing portion 31, the first fixing portion 31 and the first substrate portion 32 are located on the same plane, a first contact portion 321 is formed on the first substrate portion 32 by tearing, the first contact portion 321 of the ground terminals 3A and 3B is formed above or below the first substrate portion 32, i.e. is formed by tearing in the same direction, the first contact portions 321 of the ground terminals 3A and 3B are located on the upper side or the lower side of the tongue portion 13, the two first contact portions 321 are located on the same side of the tongue plate 13.

As shown in fig. 3 to 10, the power terminal 4 includes a pair of power terminals 4A and 4B located inside the ground terminal 3, each of the power terminals 4A and 4B includes a second fixing portion 41, a second substrate portion 42 extending forward from one end of the second fixing portion 41, and a second soldering foot 43 extending and bent along a rear end of the second fixing portion 41, the second fixing portion 41 and the second substrate portion 42 are located on the same plane, and a second contact portion 421 is formed on the second substrate portion 42 by tearing; in the preferred embodiment of the present invention, there are two embodiments of the pair of power terminals 4, the first embodiment is that the second contact portions 421 of the power terminals 4A and 4B are located above or below the second substrate portion 42, i.e. on the same side; the second solution is that the second contact portion 421 of the power terminal 4A is located above the second substrate portion 42, and the second contact portion 421 of the power terminal 4B is located below the second substrate portion 42, that is, the second contact portions 421 of the power terminals 4A and 4B are arranged in a reverse tearing formation; thus, the second contact portions 421 of the power terminals 4A and 4B are located on the same side of the tongue plate 13 of the insulative housing or on the upper side and the lower side of the tongue plate 13, respectively.

The signal terminal 5 is located between the pair of power terminals 4A and 4B, the signal terminal 5 includes a pair of signal terminals 5A and 5B, each of the signal terminals 5A and 5B includes a third fixing portion 51, a third substrate portion 52 extending forward from one end of the third fixing portion 51, and a third soldering foot 53 extending and bent out from a rear end of the third fixing portion 51, the third fixing portion 51 and the third substrate portion 52 are located on the same plane, and a third contact portion 521 is formed on the third substrate portion 52 in a tearing manner. The third contact portion 521 of the signal terminal 5A is located below the third substrate portion 52, and the third contact portion 521 of the signal terminal 5B is located above the third substrate portion 52. Thus, the third contact portions 521 of the signal terminals 5A and 5B are respectively located at the lower side and the upper side of the tongue plate 13, the two third contact portions 521 are not located on the same side of the tongue plate, and the contact portions of the signal terminals 5A and 5B are arranged oppositely and correspondingly on the substrate portion.

The first, second and third substrate portions 32, 42 and 52 of the ground terminal 3, the power terminal 4 and the signal terminal 5 are located in the same plane, the conductive terminal 2 and the ground strip 6 are integrally formed with the insulating base 1 and fixed in the insulating base 1, and at this time, the first contact portion 321 of the ground terminal 3 is fixed on the same side of the tongue plate 13 and exposed out of the tongue plate 13; since there are two embodiments of the tearing direction of the second contact portion 421 of the pair of power terminals 4A and 4B, the arrangement of the respective contact portions on the tongue plate 13 of the insulative housing 1 is three arrangements, the first case is: when the contact portions of the power terminals 4A and 4B are opposite, that is, the second contact portion 421 of the power terminal 4A is located above the second substrate portion 42, the second contact portion 421 of the power terminal 4B is located below the second substrate portion 42, the two second contact portions 421 are respectively located on the upper side and the lower side of the tongue plate 13, so as to form a connector terminal arrangement in a combined manner as shown in fig. 6 and 7, the contact portion 321 of the ground terminal is located on the same side of the tongue plate 13 of the insulating base body, the contact portions of the power terminal and the signal terminal are located on the upper side and the lower side of the tongue plate 13 of the insulating base body and are arranged in an opposite corresponding manner, so as to form a PIN contact portion arrangement between the same side 4 and the other side 2; the second case is that the second contact portions 421 of the power terminals 4A and 4B are located above or below the second substrate portion 42, i.e. on the same side, to form a connector terminal arrangement in combination, as shown in fig. 8 and 9, the contact portions 321 of a pair of ground terminals and the contact portion 421 of one signal terminal are located on the same side, and the contact portions of a pair of power terminals and the contact portion of the other signal terminal are located on the same side in the other direction, to form a layout of 3PIN contact portions on the same side and 3PIN contact portions on the other side; the third situation is that fig. 10 and 11 show the layout that the contact portions of the pair of ground terminals, the pair of power source contact portions and one of the signal terminals are located on the same side, and the contact portion of the other signal terminal is located on the same side in the other direction, so that the 5PIN contact portion on the same side and the 1PIN contact portion on the other side are formed.

The contact parts of the terminals are torn and formed on the substrate part, so that the number of the terminals is saved by orderly arranging the contact parts, and the requirement of electric quantity transmission can be met, for example, the terminals are specially used for charging; meanwhile, the contact part structure of each terminal is formed by tearing, so that the overall strength of the connector is effectively improved.

As shown in fig. 1, the grounding plate 6 includes a pair of grounding plates 6A and 6B, the pair of grounding terminals 6A and 6B have the same structure and are in a left-right symmetrical structure, and the pair of grounding plates 6A and 6B are integrally formed and fixed in the insulating base 1 as well as the conductive terminals and are located at two sides of the tongue plate 13; each pair of grounding strips 6A, 6B comprises a first holding part 61, an abutting part 62, a second holding part 63, and a transverse tail part 64, wherein the abutting part 62 extends forward from one end of the first holding part 61, the second holding part 63 extends forward from the abutting part 62 and is kept on the same plane with the first holding part 61, the transverse tail part 64 extends and protrudes laterally from the tail end of the first holding part 61 to the outside, an interference part 641 is formed at the tail end of the tail part 64, and the tail part 64 strengthens the holding effect when the grounding strip is jointed with the insulating base 1, so that the grounding strip 6 is better fixed in the insulating base 1; the second holding portion 63 is provided with a fastening portion 631 protruding from the insulating base along the transverse direction, and the fastening portion 631 is configured to ensure a fastening fit with the mating electrical connector.

As shown in fig. 15, the grounding plate 6 is connected to the grounding terminal 3 in the insulating housing 1, the abutting portions 62 of the pair of grounding plates 6A and 6B abut against the back surfaces of the first contact portions 321 of the pair of grounding terminals 3A and 3B, respectively, the abutting portions 62 are formed by the front ends of the first holding portions 61 extending forward in a concave or convex manner, and the concave or convex extension is determined by the tearing direction of the first contact portions 321 of the grounding terminals; the pair of ground lugs 6 are connected to the pair of ground terminals, respectively, so that the shielding effect of the connector can be improved to ensure stable signal transmission.

As shown in fig. 12 to 14, the housing 7 is wrapped on a semi-finished product 50 composed of a plurality of electrical terminals 2 and an insulating base integrally formed with a grounding plate 6, such that the upper side of the tongue plate 13 of the insulating base has two contact portions, the lower side thereof has four contact portions, or the upper side thereof has four contact portions, and the lower side thereof has two contact portions; the tail ends of the two side edges of the shell 7 are provided with matched notches 71 corresponding to the positions of the clamping blocks 111 of the insulating base body 1, the upper surface of the shell 7 is provided with clamping protrusions 72 corresponding to the first limiting grooves 113 and matched with the first limiting grooves 113, and the rear edge of the upper surface of the shell 7 is torn into the clamping grooves 112 to form a first limiting sheet 73; a clamping protrusion 75 matched with the fixing groove 115 is arranged in the middle of the rear edge of the lower surface of the shell 7, and a pair of second limiting sheets 74 clamped with the second limiting grooves 114 are oppositely arranged on the edges of two sides of the clamping protrusion 75; when the housing 7 is wrapped around the semi-finished product 50, the clamping block 111 is matched with the notch, the clamping protrusion 72 is matched with the first limiting groove 113, the first limiting piece 73 is embedded in the clamping groove 112, and the second limiting piece 74 is embedded in the second limiting groove 114, so that the semi-finished product 50 can neither move forward or backward in the housing 7 through the above-mentioned snap fit, the semi-finished product 50 can be stabilized in the housing 7, and the housing 7 and the tongue plate 13 of the insulating base body 1 form a space for inserting the butting connector.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims (9)

1. The utility model provides a socket connector, including insulating pedestal, be fixed in several conductive terminals in the insulating pedestal and the cladding in insulating pedestal outlying casing, several conductive terminals including a pair of ground terminal, a pair of power supply terminal, a pair of signal terminal, each terminal have a fixed part, fixed part one end extend before lie in coplanar's base plate portion and along the welding foot that the fixed part rear end extended the bending, its characterized in that: the utility model discloses a circuit board, including base plate portion, ground terminal, a pair of power supply terminal, ground terminal, a pair of base plate portion, the shaping of tearing in the base plate portion has contact site, the contact site of a pair of ground terminal is located same one side of insulating pedestal, the contact site of a pair of power supply terminal is located same one side of insulating pedestal or the upside and the downside of insulating pedestal and is the reverse corresponding and arranges the arrangement, the contact site of a pair of signal terminal is located the upside and the downside of insulating pedestal and is the reverse corresponding and arranges the arrangement.

2. The receptacle connector according to claim 1, wherein: the ground terminal, the power terminal and the signal terminal respectively comprise a pair of ground terminals, a power terminal and a signal terminal, the pair of ground terminals are positioned outside the insulating base body, the pair of power terminals are positioned inside the ground terminals, and the pair of signal terminals are positioned between the pair of power terminals.

3. The receptacle connector according to claim 1, wherein: the contact portions of the pair of ground terminals are torn and formed in the same direction on the substrate portion, the contact portions of the pair of power terminals are torn in the same direction on the substrate portion or are reversely torn and formed on the substrate portion, and the contact portions of the pair of signal terminals are reversely torn and formed on the substrate portion.

4. The receptacle connector according to claim 3, wherein: the socket connector further comprises a pair of grounding sheets, and the pair of grounding sheets are respectively connected with the pair of grounding terminals.

5. The receptacle connector according to claim 4, wherein: each grounding piece is provided with an abutting part which is in contact with the back surface of the contact part of each connecting terminal, and the extending and protruding direction of the abutting part is the same as the extending direction of the contact part of the grounding terminal.

6. The receptacle connector according to claim 5, wherein: the grounding piece is provided with a first fixing part, an abutting part, a second fixing part and a transverse tail part, wherein the abutting part is sunken or protruded from the front end of the first fixing part to extend forwards, the second fixing part is extended forwards from the abutting part and is kept on the same plane with the first fixing part, and the transverse tail part is extended outwards and transversely from the tail end of the first fixing part to protrude.

7. The receptacle connector according to claim 6, wherein: the second fixing part is provided with a buckling part protruding outwards along the transverse direction, and the tail end of the transverse tail part is provided with an interference part.

8. The receptacle connector according to claim 1, wherein: the insulation seat body is provided with a main body, a step part extending and protruding from the main body and a tongue plate extending forwards from the step part, two sides of the main body, which are positioned at the edges of the tail corners, are respectively provided with an outward-protruding clamping block, and the upper end of the outer wall surface of the main body is concavely provided with a clamping groove; the tail ends of the two side edges of the shell are provided with matched notches relative to the clamping blocks, and the rear edge of the upper surface of the shell is torn into the clamping groove and provided with a first limiting piece.

9. The receptacle connector according to claim 8, wherein: the upper end of the joint surface of the main body and the extended step part is provided with a pair of first limiting grooves, the lower end of the joint surface of the main body and the extended step part is provided with a pair of second limiting grooves, and the edge of the bottom end of the step part and the position between the pair of second limiting grooves are provided with fixing grooves; the upper surface of the shell is provided with a clamping protrusion matched with the first limiting groove relative to the first limiting groove, the middle of the rear edge of the lower surface of the shell is provided with a clamping protrusion matched with the fixing groove, and the edges at two sides of the clamping protrusion are provided with a pair of second limiting pieces clamped with the second limiting groove.

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