TWM459585U - Connector - Google Patents

Description

Connector

The present invention relates to a connector, and more particularly to a connector having a conductive terminal that can be accurately assembled with a circuit board.

Referring to the first, second and third figures, a conventional connector 100' includes an insulative housing 10', two socket housings 20', two sets of conductive terminals 30' and a shield housing 40. '. The back surface of the insulative housing 10' defines a notch 11' extending through the bottom surface of the insulative housing. The insulative housing 10' is convexly disposed on the front wall of the notch 11'. A first protrusion 12' and a second protrusion are arranged vertically. The block 13', the first bump 12' is provided with a plurality of first through grooves 121' extending through the rear surface of the first bump 12', and the second protrusion 13' is provided with a set of horizontally arranged through the second The second through groove 131' of the rear surface of the bump 13', and the lower portion of the two side walls of the second through groove 131' respectively protrude inwardly with a blocking portion 132'. The front surface of the insulative housing 10' is provided with two insertion interfaces 14' arranged in the upper and lower directions. The rear walls of the two insertion interfaces 14' are forwardly convexly provided with a rectangular butt joint portion 15'. The lower surface of 15' defines a plurality of terminal slots 16' extending transversely to the notches 11'.

The two socket housings 20' are respectively inserted into the two insertion interfaces 14'. The two sets of conductive terminals 30' are a set of first terminals 31' and a set of second terminals 32', respectively having a holding portion 311', 321', and the front ends of the holding portions 311', 321' are connected with a central portion downward. The arched contact portions 312', 322' are bent, and the rear ends of the holding portions 311', 321' are connected with mounting portions 313', 323' extending downwardly. The upper and lower sides of the mounting portion 313' of the first terminal 31' respectively protrude outwardly from a first holding piece 314', and the two sides of the central portion of the mounting portion 323' of the second terminal 32' are respectively convex outward. A second holding piece 324' is extended. The two sets of conductive terminals 30' are respectively disposed in the corresponding terminal slots 16'. The mounting portions 323' of the second terminals 32' are respectively positioned on the corresponding second through slots 131' and abut against the front wall of the second through slots 131', and the second holding tabs 324' are locked in the second through slots 131'. The mounting portions 313' of the first terminals 31 are respectively positioned in the corresponding first through slots 121' and the second through slots 131', wherein the upper portion of the mounting portion 313' abuts against the front wall of the first through slot 121', and the mounting portion 313' The lower first holding piece 314' abuts against the blocking portion 132', and the first holding piece 314' is respectively engaged in the corresponding first through groove 121' and the second through groove 131'. The ends of the mounting portions 313', 323' of the conductive terminals 30' extend beyond the bottom surface of the insulative housing 10' and are respectively inserted into the corresponding first insertion holes 201' formed in a circuit board 200'.

After the conductive terminals 30' are assembled, the mounting portions 313', 323' of the respective conductive terminals 30' are held by the first holding piece 314' and the second holding piece 324', and the mounting portions 313', 323' are kept constant. The position is assembled with the circuit board 200'.

However, the angle at which the mounting portions 313', 323' of the conductive terminal 30' are bent relative to the holding portions 311', 321' is not the standard 90 degrees due to the processing precision, and is generally between 87-93 degrees, or the conductive terminal. 30' During the assembly process, due to the pressing of the first holding piece 313' and the second holding piece 323', the inner side walls of the first through groove 121' and the second through groove 131' may be widened or deformed, so that The holding pieces 314', 324' of the conductive terminal 30' and the first through groove 121' and the second through groove 131' cannot maintain a certain holding force when the mounting portions 313', 323' and the holding portions 311', 321' are bent When the angle of the folding is greater than 90 degrees, the mounting portions 313 ′, 323 ′ of the conductive terminal 30 ′ are 90 degrees relative to the holding portions 311 ′, 321 ′, and the rebound force is greater than the first holding piece 314 ′. And the holding force between the second holding piece 324' and the first through groove 121' and the second through groove 131', The position of the mounting portion 313', 323' of the terminal 30' relative to the insulative housing 10' is changed, so that the position of the mounting portion 313', 323' of the conductive terminal 30' when the conductive terminal 30' is assembled with the circuit board 200' The error makes it difficult for the conductive terminal 30' to be accurately inserted into the first plug hole 201' on the circuit board 200' to easily damage the conductive terminal 30'.

The purpose of this creation is to provide a connector in which the conductive terminals are easily and accurately assembled with the circuit board and prevent the conductive terminals from being damaged during assembly with the circuit board in view of the defects and deficiencies of the prior art.

To achieve the above object, the connector of the present invention is mounted on a circuit board and includes an insulative housing, a plurality of conductive terminals and a positioning block. The insulative housing has a receiving groove extending through the rear end and the bottom of the insulative housing; the conductive terminal has a holding portion received in the insulative housing, a contact portion extending from one end of the holding portion, and an extension extending from the other end of the holding portion The mounting portion is located on the rear side of the insulative housing and extends downwardly from the receiving slot; the positioning block is provided with a plurality of upper and lower guiding positioning holes in a funnel shape, and the positioning block is installed from bottom to top. In the receiving groove of the insulative housing, the mounting portion of the conductive terminal is passed through the corresponding guiding positioning hole and electrically connected to the circuit board.

As described above, the present creative connector is disposed by a positioning block having a funnel-shaped guiding positioning hole, so that the mounting portion of each conductive terminal has an error in the bending angle of the opposite holding portion, and the positioning block is installed. The device can still easily pass through the corresponding guiding positioning hole, and the relative position of the mounting portion of each conductive terminal and the insulating body is fixed by the positioning block and the guiding positioning hole formed thereon, thereby mounting the conductive terminal and the circuit board. The position is fixed during assembly, so that the mounting portion of the conductive terminal is easily and accurately assembled with the circuit board, and the mounting portion of the conductive terminal is prevented from being damaged during the mounting process with the circuit board.

100‧‧‧Connector 10‧‧‧Insulated body 101‧‧‧First fastening part 11‧‧‧Receiving slot 111‧‧‧Top wall 112‧‧‧Channel 12‧‧‧ card slot 13‧‧ Positioning groove 14‧‧‧First positioning plate 141‧‧‧First through slot 15.‧‧Second positioning plate 151‧‧‧Second through slot 16‧‧‧Insert interface 17‧‧‧ tongue plate 18‧‧‧ Terminal groove 19‧‧‧ mounting groove 191‧‧‧First mounting groove 1911‧‧‧Second fastening part 1912‧‧‧ Third fastening part 192‧‧‧Second mounting groove 1921‧‧ ‧ blocking part 193‧ ‧‧3rd mounting groove 1931‧‧‧4th securing part 20‧‧‧Electrical terminal 21‧‧‧First terminal 214‧‧‧ Stopper 22‧‧‧Second terminal 30‧‧‧ Positioning block 31‧ ‧ ‧ Rear positioning part 32‧‧‧ Front positioning part 33‧‧‧ Guide hole 34‧‧‧ Limit block 35‧‧‧Wedge 36‧‧‧Gap 40‧‧‧ Socket housing 50‧‧ Housing 51‧ ‧First housing 511‧‧‧through hole 512‧‧‧First card 513‧‧‧First opening 514‧‧‧Second card 515‧‧‧First elastic compression 516‧‧‧ Third card 517‧‧‧Second opening 52‧‧‧Second housing 521‧‧‧Top plate 5211‧‧‧Second elastic compression piece 522‧‧‧ Rear plate 523‧‧‧ Side panel 5231‧‧‧ Third elastic pressing piece 5232‧‧‧Elastic card 5233‧‧‧Flexible pin 200‧‧‧Circuit board 201‧‧‧First insertion hole 202‧‧‧Second insertion hole 211, 221‧‧‧ Holder 212 222‧‧‧Contacts 213, 223‧‧‧ Installation Department

The first figure is a perspective view of a conventional connector and circuit board assembly.
The second figure is a schematic view of the prior art connector and circuit board shown in the first figure when it is not assembled.
The third figure is a cross-sectional view of a conventional connector.
The fourth figure is a perspective view of the assembly of the present connector and the circuit board.
The fifth figure is an exploded view of the author of the author.
The sixth figure is an exploded perspective view of another angle of the authoring connector.
The seventh figure is a perspective view of the positioning block of the authoring connector.
The eighth figure is a perspective view of another angle of the authoring connector.
The ninth figure is a perspective view of the insulative body of the present connector and the conductive terminals assembled.
The tenth figure is a perspective view of the original connector without the shield housing.
The eleventh figure is a schematic view of the second housing of the present invention.
The twelfth figure is a schematic view of the first housing of the present creative connector.
The thirteenth figure is a perspective view of another corner of the assembled connector and the circuit board.
Figure 14 is a cross-sectional view of the assembled connector and circuit board assembled.

To clarify the technical content, structural features, objectives, and effects of the present invention, the embodiments are described in detail below with reference to the drawings.

Referring to the fourth to sixth embodiments, the present invention is a stacked connector 100 mounted on a circuit board 200, including an insulative housing 10, a plurality of conductive terminals 20, a positioning block 30, and two sockets. The housing 40 and the shielding housing 50.

Referring to FIG. 5, FIG. 6 and FIG. 9 , the lower portion of the left and right sides of the insulative housing 10 respectively protrudes from a first low portion, a front, a rear, and a high wedge shape. The insulative housing 10 has a through-insulation. A receiving slot 11 is formed in the rear end of the main body 10 and the receiving slot 11 on the bottom surface. The two side walls of the receiving slot 11 respectively define a slot 12, and the two sides of the bottom surface of the insulating body 10 are respectively connected to the limiting slots 13 respectively connected to the two sides of the receiving slot 11. A channel 112 is formed in the middle of the top wall 111 of the accommodating slot 11. The rear portion of the insulating body 10 has a first positioning plate 14 extending rearwardly and above the channel 112, and a second positioning plate extending backward and located at the front of the accommodating groove 11. A plurality of first through slots 141 are defined in the rear end of the first positioning plate 14 , and a plurality of second through slots 151 are defined in the rear end of the second positioning plate 15 . The front end surface of the insulative housing 10 is provided with two upper and lower plug connectors 16 , and a tongue plate 17 is respectively protruded forwardly on the rear wall of each plug connector 16 , and a pair of front and rear extending terminal slots 18 are defined in the two tongue plates 17 . The terminal slots 18 extend through the insulative housing 10 rearward.

A plurality of mounting slots 19 are defined in the insulative housing 10, and a first mounting slot 191 is defined in the top surface of the insulative housing 10, and a second mounting slot 192 is defined in the upper portions of the left and right sides of the insulative housing 10, respectively. A second fastening portion 1911 having a front lower rear high wedge shape is protruded from the left and right sides of the front portion of the slot 191, and a third fastening portion having a front high rear low wedge shape is protruded from a middle portion of the first mounting groove 191 1912. A blocking portion 1921 is formed at a front portion of the inner wall of the second mounting groove 192. A third mounting slot 193 is defined in the middle of the left and right sides of the insulative housing 10. The rear portion of the inner wall of the third mounting slot 193 respectively protrudes from a front height and a rear lower wedge-shaped fourth fastening portion 1931.

Referring to the fifth and sixth figures, the conductive terminal 20 has a holding portion 211, 221, a contact portion 212, 222 extending from one end of the holding portions 211, 221, and a bent end extending from the other end of the holding portions 211, 221 The mounting portion 213, 223, specifically, the conductive terminal 20 includes a set of first terminals 21 and a set of second terminals 22. The holding portion 211 of the first terminal 21 is longer than the holding portion 221 of the second terminal 22, and the first terminal The mounting portion 213 of the second terminal 22 is longer than the mounting portion 223 of the second terminal 22, and a stopper piece 214 is protruded from a central portion of the mounting portion 213 of the first terminal 21 and protrudes to one side.

Referring to FIG. 5 , FIG. 6 , FIG. 7 and FIG. 14 , the positioning block 30 is provided with a plurality of upper and lower guide positioning holes 33 in a funnel shape, and the bottom sides of the positioning block 30 are respectively outwardly protruded. The positioning block 30 has a rear positioning portion 32 and a front positioning portion 31 extending forward from the lower end of the front end of the rear positioning portion 32. The positioning block 30 has two rows of front and rear guiding positioning holes 33. The front and rear guide positioning holes 33 are respectively formed on the front positioning portion 31 and the rear positioning portion 32. A wedge 35 is further disposed on each of the two sides of the rear positioning portion 32. The top surface of the rear positioning portion 32 defines at least one notch 36. The rear guiding and positioning hole 31 is defined in a lower portion of the rear positioning portion 32 and the notch 36. Connected.

Referring to FIG. 4, FIG. 5 and FIG. 14 , the socket housing 40 has a rectangular frame shape and is respectively inserted into a plug connector 16 .

Referring to the fourth to sixth embodiments, the shielding case 50 is formed by combining a first housing 51 and a second housing 52. The first housing 51 has a rectangular plate shape and is wrapped around the insulating body 10. A through hole 511 is defined in the first housing 51 corresponding to the two insertion ports 16 . The second housing 52 covers the top surface of the insulative housing 10 , the left and right sides , and the rear of the insulative housing 10 , and is engaged with the first housing 51 .

Referring to FIG. 5, FIG. 6 and FIG. 11 , the first end of the first housing 51 is spaced apart from the first fastening piece 512 . A rectangular first opening 513. A second fastening piece 514 is bent away from the upper end of the left and right sides of the first housing 51, and a first elastic pressing piece 515 is punched inwardly on the two second fastening pieces 514. A lower portion of the left and right sides of the first housing 51 is also bent back to extend a third fastening piece 516. A rectangular second opening 517 is defined in a middle portion of the third fastening piece 512.

Referring to the fifth, sixth and twelfth drawings, the second housing 52 has a rectangular plate-shaped top plate 521, and the rear end edge of the top plate 521 is bent downward to extend a rear plate 522, the rear plate 522 The left and right side edges are respectively bent forward to extend the left and right side plates 523. The middle portion of the top plate 521 is punched inwardly to form a second elastic pressing piece 5211, and the middle portions of the left and right side plates 523 are respectively punched inwardly to have a third elastic pressing piece. 5231, the lower part of the left and right side plates 523 are respectively outwardly punched with an elastic card 5232, and the lower end edges of the left and right side plates 523 are respectively protruded downwardly from the elastic pins 5233.

Referring to FIG. 4 to FIG. 14 , when the connector 100 is assembled, the two sets of the conductive terminals 20 are mounted side by side in the terminal slot 18 of the insulative housing 10 , and the first terminal 21 and the second terminal 22 are held. The portions 211 and 221 and the contact portions 212 and 222 are respectively received in the corresponding terminal slots 18, and the mounting portions 213 and 223 are located on the rear side of the insulative housing 10 and extend downwardly from the receiving slots 11. Specifically, the holding portion 221 of the second terminal 22 is fixed in the terminal slot 18 formed in the tongue plate 17 of the socket 16 below the insulative housing 10, and the contact portion 222 of the second terminal 22 protrudes from the surface of the tongue plate 17 to Electrically contacting a pair of terminals (not shown), the substantially intermediate positions of the mounting portions 223 of the second terminals 22 are respectively positioned in the corresponding second through slots 151 of the second positioning plate 15; the first terminal 21 is held The portion 211 is fixed in the terminal slot 18 formed in the tongue plate 17 of the plug connector 16 above the insulative housing 10, so that the holding portion 211 of the first terminal 21 is located above the holding portion 221 of the second terminal 22, and the first terminal 21 The contact portion 212 protrudes from the surface of the tongue plate 17 to be in electrical contact with a pair of terminals (not shown). The mounting portion 213 of the first terminal 21 is located behind the mounting portion 223 of the second terminal 22, and the mounting portion 223 is substantially The intermediate positions are respectively positioned in the corresponding first through slots 141 on the first positioning plate 14, and the stop pieces 21 The stopper plate 14 is positioned in the first bottom surface.

The positioning block 30 is mounted in the receiving slot 11 of the insulative housing 10 from the bottom, and the mounting portions 213 and 223 of the conductive terminal 20 are passed through the corresponding notches 36 and the guiding positioning holes 33. Specifically, the positioning block 30 is The front positioning portion 32 is disposed on the second positioning plate 15 of the insulative housing 10 , and the rear positioning portion 31 is disposed on two sides of the top wall 111 of the receiving slot 11 , and the wedge 35 is buckled in the card slot 12 to limit the positioning block. When the 30 is moved downward, the limiting block 34 is positioned in the limiting slot 13 and abuts against the rear wall of the limiting slot 13. The limiting block 34 is used to prevent the positioning block 30 from moving backward and falling out of the insulative housing 10, the first terminal 21 The mounting portion 213 of the second terminal 22 and the mounting portion 223 of the second terminal 22 are respectively passed through the corresponding guiding and positioning holes 33 of the front and rear rows, and the guiding positioning holes 31 formed in the positioning block 30 are funnel-shaped. The mounting portions 213 and 223 having errors in the bending angle with respect to the holding portions 211 and 221 can be easily passed through the corresponding guides during the mounting process. Positioning hole 33, through the guiding hole 30 and the positioning block 31 defines the relative mounting portions 213, 223 of each insulating body is fixed in position 10.

The shielding shell 50 is sleeved on the outside of the insulative housing 10. Specifically, first, the second housing 52 is sleeved from the rear to the outside of the insulative housing 10, and the rear surface of the second elastic pressing piece 5211 is abutted against The front surface of the third fastening portion 1912, the rear surface of the third elastic pressing piece 5231 is abutted against the front surface of the fourth fastening portion 1931, so that the second housing 52 is firmly sleeved outside the insulating body 10, and the insulating body The first housing 51 is mounted on the front surface of the insulative housing 10 from the front to the rear, and the first clamping piece 512 and the second clamping piece are respectively formed on the mounting groove 19 of the first housing 51. The first fastening piece 512 is respectively inserted into the second fastening portion 1911 in the first mounting groove 191 by the first rectangular opening 513, and the first elastic pressing piece 515 is inserted into the corresponding accommodating space. The front surface of the insulating body 10 is respectively disposed on the left and right sides of the insulating body 10 by the first elastic pressing piece 515. The second mounting groove 192. The third fastening piece 516 is disposed on the outer surface of the second housing 52. The first fastening portion 101 and the elastic card 5232 are respectively engaged in the rectangular second opening 517 of the third fastening piece 516, so that the first housing The body 51, the second housing 52 and the insulative housing 10 are sleeved and mounted together.

Referring to the fourth, fifth, thirteenth and fourteenth drawings, the circuit board 200 is provided with a plurality of first insertion holes 201 and a plurality of second insertion holes 202. The ends of the mounting portions 213 and 223 of the conductive terminals 20 pass through the first insertion holes 201 on the circuit board 200 and are soldered to the circuit board 200. The elastic pins 5232 respectively pass through the plurality of second insertion holes 202 and are elastic. The latching plate 214 is configured to prevent the first terminal 21 from being assembled with the circuit board 200, and the first terminal 21 is too long to be mounted on the circuit board due to the mounting portion 223. 200 assembly is not enough intermediate stress and rebound or deformation.

As described above, the present invention is provided by the positioning block 30 having the funnel-shaped guiding positioning holes 33, so that the mounting portions 213 and 223 of the respective conductive terminals 20 have errors in the bending angle of the holding portions 211 and 221. The mounting portion 213 of the conductive terminal 20 can be easily passed through the corresponding guiding positioning hole 33 during the mounting process with the positioning block 30, and the mounting portion 33 of the conductive terminal 20 is formed by the positioning block 30 and the guiding positioning hole 33 formed thereon. The relative position of the 223 and the insulative housing 10 is fixed, so that the mounting portions 213 and 223 of the conductive terminal 20 are fixed in position when assembled with the first insertion hole 201 on the circuit board 200, so that the mounting portions 213 and 223 of the conductive terminal 20 are easily and accurately The assembly with the circuit board 200 prevents the mounting portions 213, 223 of the conductive terminals 20 from being damaged during installation with the circuit board 200.

100‧‧‧Connector

10‧‧‧Insulated body

11‧‧‧ accommodating slots

14‧‧‧First Positioning Plate

141‧‧‧ first slot

15‧‧‧Second positioning plate

30‧‧‧ Positioning block

31‧‧‧ Rear Positioning Department

32‧‧‧Front Positioning Department

33‧‧‧ Guide hole

36‧‧‧ gap

40‧‧‧Socket housing

200‧‧‧ boards

201‧‧‧First plug hole

212, 222‧‧‧Contacts

213, 223‧‧‧ Installation Department

Claims (11)

A connector mounted on a circuit board, comprising:
The insulating body has a receiving groove extending through the rear end and the bottom surface of the insulating body;
a plurality of conductive terminals, the conductive terminal having a holding portion received in the insulating body, a contact portion extending from one end of the holding portion, and a mounting portion bent and extending from the other end of the holding portion, the mounting portion being located at the rear side of the insulating body The lower extension extends from the receiving groove;
a positioning block, the positioning block is provided with a plurality of upper and lower guiding positioning holes, and the positioning block is installed in the receiving groove of the insulating body from bottom to top, and the mounting portion of the conductive terminal is guided by the corresponding guide The locating holes are passed through and electrically connected to the circuit board. The connector of claim 1, wherein the connector is a stacked connector, wherein the conductive terminal comprises a set of first terminals and a set of second terminals, wherein the holding portions of the set of first terminals are located Above the holding portion of the second terminal, the holding portion of the first terminal of the group exceeds the holding portion of the second terminal of the group, and the mounting portion of the first terminal is located behind the mounting portion of the second terminal. The positioning block has two rows of front and rear guiding positioning holes, and the mounting portions of the first terminal and the mounting portion of the second terminal are respectively passed by the corresponding guiding positioning holes of the front and rear rows. The connector of claim 2, wherein the front end surface of the insulative housing is provided with two upper and lower plug interfaces, and each of the rear walls of the plug connector protrudes forwardly from a tongue plate, and the tongue plate is opened. The terminal slots extend forward and backward through the insulative housing, and the holding portions and the contact portions of the first and second terminals are respectively received in the corresponding terminal slots. The connector of claim 2, wherein the positioning block has a rear positioning portion and a front positioning portion projecting forward from a lower end of the front end of the rear positioning portion, the front and rear guides The positioning holes are respectively formed in the front positioning portion and the rear positioning portion, and a passage for the mounting portion of the first terminals is formed in the middle of the top wall of the receiving groove, and the rear positioning portion is placed on the top wall of the receiving groove On both sides. The connector of claim 4, wherein a wedge is respectively protruded from two sides of the rear positioning portion, and two side walls of the receiving slot are respectively provided with a card slot, and the wedge is buckled on the card. The slot in the slot in turn limits the positioning block to move downward. The connector of claim 4, wherein the bottom portions of the two sides of the positioning block are respectively provided with a limiting block, and the two sides of the bottom surface of the insulating body are respectively connected to the two sides of the receiving slot. The position slot is positioned in the limiting slot and abuts against the rear wall of the limiting slot. The connector of claim 4, wherein the rear portion of the insulative housing has a first positioning plate extending rearwardly below the channel and a second positioning plate extending rearwardly and located at the front of the receiving groove. a plurality of first through slots corresponding to the mounting portions of the first terminals are formed at a rear end of the first positioning board, and a plurality of second portions corresponding to the mounting portions of the second terminals are opened at a rear end of the second positioning board a through slot, when the first terminal and the second terminal are respectively inserted into the insulative housing from the rear to the front, the substantially intermediate positions of the mounting portions of the first terminal and the second terminal are respectively positioned in the corresponding first through slot and the second through slot a front positioning portion of the positioning block is positioned on a lower side of the second positioning plate of the insulating body. The connector of claim 4, wherein the top surface of the rear positioning portion is provided with at least one notch, and the rear guiding positioning hole is opened at a lower portion of the rear positioning portion and communicates with the notch. The connector of claim 1, wherein the plurality of conductive terminals comprise a plurality of first terminals mounted side by side from the rear to the front of the insulative housing, and the rear portion of the insulative housing is formed under the receiving slot. a first positioning plate, a rear end of the first positioning plate is provided with a plurality of first through grooves corresponding to the mounting portion of the first terminal, and a substantially intermediate position of the mounting portion of the first terminal is positioned at a corresponding first Through the slot. The connector of claim 9, wherein the mounting portion of the first terminal protrudes toward a side of a stop piece that stops at a bottom surface of the first positioning plate. The connector of claim 1, wherein the bottom of the two sides of the positioning block are respectively provided with a limiting block, and the two sides of the bottom surface of the insulating body are respectively connected to the two sides of the receiving slot. The position slot is positioned in the limiting slot and abuts against the rear wall of the limiting slot.