CN219779225U - High-speed board-to-board socket connector - Google Patents
High-speed board-to-board socket connector Download PDFInfo
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- CN219779225U CN219779225U CN202320980119.4U CN202320980119U CN219779225U CN 219779225 U CN219779225 U CN 219779225U CN 202320980119 U CN202320980119 U CN 202320980119U CN 219779225 U CN219779225 U CN 219779225U
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- 238000003466 welding Methods 0.000 claims abstract description 46
- 238000009413 insulation Methods 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 238000005538 encapsulation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract 1
- 239000004033 plastic Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides a high-speed board-to-board socket connector, which comprises an insulating body, wherein the front side surface of the insulating body is provided with a slot extending along the longitudinal direction, the rear wall of the slot extends forwards to form a tongue part which is not connected with the side wall of the slot, a plurality of upper-row terminals and a plurality of lower-row terminals are respectively distributed in terminal accommodating grooves formed in the upper side wall and the lower side wall of the tongue part, each of the upper-row terminals and the lower-row terminals comprises a contact part, an L-shaped fixing part connected with the contact part and a welding part connected with the L-shaped fixing part, the welding part of the lower-row terminal is a direct-insertion packaging type welding part, and the welding part of the upper-row terminal is a surface-mounted welding part; the high-speed board-to-board socket connector can improve the high-frequency signal integrity performance of the OPS connector and the transmission rate of the OPS connector.
Description
Technical Field
The utility model belongs to the field of connectors, and particularly relates to a high-speed board-to-board socket connector.
Background
In recent years, with the rapid development of high-definition digital display screens, OPS computers are rapidly rising, large liquid crystal screens with 8K resolution (7680 x 4320 pixels) have been commercially available, and the transmission rate capability of the OPS connector originally using display devices has been insufficient, and the signal integrity at high frequencies is poor.
Chinese patent CN 201920878265. X discloses an OPS male device with high efficient stability for display, it includes gluey core body, fixed mounting has the type of falling L terminal on the gluey core body, evenly fixed mounting is on gluey core body's the front and back both sides lateral wall of type of falling L terminal, and two rows of evenly setting about the upside end position of type of falling L terminal of same side divide, the surface fixed mounting of gluey core body has the plastic shell, the first mounting groove of confession gluey core body installation has been seted up to the upper surface of plastic shell, first slot has been seted up to the lower surface of plastic shell, first slot is linked together with first mounting groove, and glue the core body and insert and locate in the first slot, the lower surface of plastic shell is close to both sides edge position and has all seted up the second slot, the symmetry has been seted up the third slot on the left and right sides inner wall of plastic shell, the fixed plate has been inserted between the third slot, the through-hole has been seted up with the corresponding position of type of falling L terminal upside, the type of terminal inserts outside the plastic shell through the through-hole, the plastic shell rear side is close to both sides edge position of side and has all seted up the second mounting groove, the pivot in the second mounting groove has all been installed to the pivot, fixed mounting post.
According to the OPS male head device with high efficiency and high stability for the display, tin is not easy to flow into the rubber core body through the fixed plate, the inverted-L-shaped terminal is prevented from being damaged, the inverted-L-shaped terminal is fixed through the through hole, the stability of the inverted-L-shaped terminal is good, the inverted-L-shaped terminal is more tightly spliced with the PCB, and the information transmission stability of the OPS male head device is greatly improved; the position of the OPS male head device can be limited when the OPS male head device is welded with the PCB through the arranged clamping columns, so that the welding effect of the inverted L-shaped terminal and the PCB is better, the OPS male head device is firmly fixed, and the welding is accurate; the first slot and the female head are directly inserted, the male head and the female head buckling points are increased through the second slot and the second mounting groove, the male head and the female head are enabled to be more firm in buckling, the female head is not easy to shake and fall off, and the use stability is good.
However, the upper end positions of the inverted L-shaped terminals on the same side of the OPS male device with high efficient and stable performance for the display are uniformly arranged in two rows up and down, the upper end positions of the inverted L-shaped terminals on the two sides are divided into four rows up and down, namely, the terminal pins are divided into four rows up and down, and the terminal pins of the four rows up and down are all welded pins by DIP (dual in line package) through holes, and are inserted into holes of the circuit board to be welded and fixed with the circuit board. The DIP via pin is required to be punched and welded on a PCB board, and the diameter of the hole is large, and adjacent terminal pins are required to be staggered back and forth to be matched and punched, so that the high-frequency signal integrity is seriously affected, and the transmission rate of the OPS connector is affected, so that improvement is required.
Disclosure of Invention
Accordingly, the present utility model is directed to a high-speed board-to-board socket connector, which can improve the high-frequency signal integrity performance of the OPS connector and the transmission rate of the OPS connector.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a high-speed board is to board socket connector, includes insulator, the slot that extends along the lengthwise is offered to insulator's leading flank, and the back wall of slot extends forward and forms a tongue that is not connected with the lateral wall of slot, and a plurality of upper rows of terminals, a plurality of lower row's terminals distribute respectively in the terminal accepting groove that upper lateral wall, lower lateral wall department of tongue were seted up, and upper row's terminal and lower row's terminal all include contact, connect the L type holder of contact and connect the welded part of L type holder, and the welded part of lower row's terminal is cut straightly encapsulation type welded part, the welded part of upper row's terminal is surface mounting type welded part.
Further, the welding parts of the upper row of terminals are positioned at the rear side of the welding parts of the lower row of terminals, the welding parts of the plurality of upper row of terminals are arranged in one row, and the welding parts of the plurality of lower row of terminals are arranged in one row or in two rows of front and rear staggered arrangement.
Further, the insulation body comprises a main body, the slot is formed in the front side face of the main body, the rear end of the main body extends backwards to form an upper extension portion and a lower extension portion, the extension length of the upper extension portion is larger than that of the lower extension portion, the terminal accommodating groove formed in the upper side wall of the tongue portion penetrates backwards to the rear end face of the upper extension portion, and the terminal accommodating groove formed in the lower side wall of the tongue portion penetrates backwards to the rear end face of the lower extension portion.
Further, the L-shaped fixing part comprises a horizontal fixing part and a vertical connecting part which are vertically connected with each other, the front end of the horizontal fixing part is connected with the contact part, the lower end of the vertical connecting part is connected with the welding part, and the horizontal fixing parts of the upper row of terminals and the lower row of terminals are fixed in the slots of the upper extending part and the lower extending part.
Further, the two ends of the upper extension part and the lower extension part in the length direction are respectively and jointly connected to one side wall, the rear end of the main body is connected with two side walls, clamping grooves are formed in the opposite surfaces of the two side walls, a rear plug clamped into the clamping grooves of the two side walls is arranged between the two side walls, and the vertical connecting part of the upper-row terminals and the welding part of the lower-row terminals are fixed at the rear plug.
Further, the rear plug is provided with a front row and a rear row of fixing holes which are staggered, and the welding part of the lower row of terminals is arranged in one row and fixed at one row of fixing holes or is arranged in a front row and a rear row and fixed at the front row and the rear row of fixing holes which are staggered; a row of open clamping grooves are formed in the rear side face of the rear plug, and vertical connecting portions of the upper row of terminals are arranged in a row and fixed in the corresponding clamping grooves.
Further, the joint of the clamping groove and the rear plug with the clamping groove is in a trapezoid structure.
Further, the two side walls are provided with fixing grooves with open back sides and bottom surfaces, and fixing feet are fixed in the fixing grooves of the side walls.
Compared with the prior art, the utility model has the following main beneficial effects: the welding part of the upper row of terminals is designed to be a surface mounting type welding part, so that the high-frequency signal integrity performance of the OPS connector can be improved, and the transmission rate of the OPS connector is improved; the welding parts of the upper row of terminals are arranged in a row, so that the efficiency of welding and fixing the upper row of terminals on a circuit board is improved; the upper extension part and the lower extension part are used for separating the upper-row terminals and the lower-row terminals, so that the mutual interference of signals between the upper-row terminals and the lower-row terminals is prevented, the integrity performance of high-frequency signals is improved, and the transmission rate of the OPS connector is improved; the rear plug is adopted, so that the vertical connecting part of the upper-row terminals and the welding part of the lower-row terminals are convenient to fix; the rear plug adopts an open clamping groove, so that the assembly efficiency of the upper-row terminals can be improved.
Drawings
FIG. 1 is an exploded view of a high speed board-to-board receptacle connector of the present utility model;
FIG. 2 is a perspective view of the combination of the upper row of terminals, the lower row of terminals, the rear plug and the circuit board of FIG. 1;
FIG. 3 is a front view of FIG. 2;
FIG. 4 is a schematic diagram showing the combination of the insulating body, the upper row of terminals, the lower row of terminals, the rear plugs and the fixing pins in FIG. 1;
FIG. 5 is a schematic view of the other view of FIG. 4;
FIG. 6 is a schematic view of FIG. 4 from yet another perspective;
FIG. 7 is a schematic view of an insulative housing;
FIG. 8 is a schematic view of an insulation body from another perspective;
FIG. 9 is a schematic view of a rear plug;
FIG. 10 is a front view of FIG. 6;
fig. 11 is a cross-sectional view taken along the direction A-A shown in fig. 10.
Detailed Description
For a better understanding of the utility model with objects, structures, features, and effects, the utility model will be described further with reference to the drawings and to the detailed description.
As shown in fig. 1-11, the high-speed board-to-board socket connector comprises an insulating body 1, a slot 11 extending along the longitudinal direction is formed on the front side surface of the insulating body 1, a tongue portion 10 which is not connected with the side wall of the slot 11 is formed by extending the rear wall of the slot 11 forward, and terminal accommodating grooves 12 are formed on the upper side wall and the lower side wall of the tongue portion 10.
The insulation body 1 comprises a main body 13, the front side surface of the main body 13 is provided with the slot 11, the rear end of the main body 13 extends backwards to form an upper extension part 14 and a lower extension part 15, and the extension length of the upper extension part 14 is greater than that of the lower extension part 15. The terminal receiving groove 12 opened at the upper side wall of the tongue portion 10 extends into the upper extension portion 14 and penetrates rearward through the rear end face of the upper extension portion 14. The terminal receiving groove 12 formed in the lower side wall of the tongue portion 10 penetrates rearward to the rear end face of the lower extension portion 15. The top surface of the lower extension 15 is connected to the bottom surface of the upper extension 14, and the top surface of the terminal receiving groove 12 in the lower extension 15 is the bottom surface of the upper extension 14.
The two ends of the upper extension portion 14 and the lower extension portion 15 in the length direction are respectively and jointly connected to one side wall 16, the rear end of the main body 13 is connected with two side walls 16, clamping grooves 17 are formed in the opposite surfaces of the two side walls 16, and a rear plug 2 clamped into the clamping grooves 17 of the two side walls 16 is arranged between the two side walls 16. The rear plug 2 is provided with a front row and a rear row of fixing holes 21 which are arranged in a staggered mode, and the rear side face of the rear plug 2 is provided with a row of open clamping grooves 22. The matching parts of the clamping groove 17 and the rear plug 2 and the clamping groove 17 are of trapezoid structures.
The two side walls 16 are provided with fixing grooves 18 with open rear sides and bottom surfaces, and fixing feet 3 are fixed in the fixing grooves 18 of the side walls 16.
The upper row of terminals 4 and the lower row of terminals 5 are respectively distributed in terminal accommodating grooves 12 formed in the upper side wall and the lower side wall of the slot 11, the upper row of terminals 4 and the lower row of terminals 5 comprise a contact part a, an L-shaped fixing part b connected with the contact part a and a welding part c connected with the L-shaped fixing part b, the welding part c of the lower row of terminals 5 is a direct-insert packaging type welding part (DIP type), and the welding part c of the upper row of terminals 4 is a surface mounting type welding part (SMT type).
The welding parts c of the upper row of terminals 4 are positioned at the rear side of the welding parts c of the lower row of terminals 5, the welding parts c of the plurality of upper row of terminals 4 are arranged in a row, and the welding parts c of the plurality of lower row of terminals 5 are arranged in a row.
The L-shaped holding part b comprises a horizontal holding part b1 and a vertical connecting part b2 which are vertically connected with each other, the front end of the horizontal holding part b1 is connected with the contact part a, the lower end of the vertical connecting part b2 is connected with the welding part c, and the horizontal holding parts b1 of the upper row of terminals 4 and the lower row of terminals 5 are fixed in the slots 11 of the upper extending part 14 and the lower extending part 15.
The vertical connection portion b2 of the upper row of terminals 4 and the welded portion c of the lower row of terminals 5 are fixed at the rear plug 2. The welded portions c of the lower row of terminals 5 are arranged in a row and fixed at the fixing holes 21 located in the front row. The vertical connection portions b2 of the upper row of terminals 4 are arranged in a row and fixed in the corresponding clamping grooves 22.
The vertical connection parts b2 of the upper row of terminals 4 and the lower row of terminals 5 are respectively arranged in a row.
Compared with the prior art, the utility model has the following main beneficial effects: the welding part of the upper row of terminals 4 is designed to be a surface mounting type welding part, so that the high-frequency signal integrity performance of the OPS connector can be improved, and the transmission rate of the OPS connector can be improved; the welding parts c of the upper row of terminals 4 are arranged in a row, so that the efficiency of welding and fixing to the circuit board 100 is improved; the upper extension part 14 and the lower extension part 15 are adopted to separate the upper-row terminal 4 and the lower-row terminal 5, so that the mutual interference of signals between the upper-row terminal 4 and the lower-row terminal 5 is prevented, the integrity performance of high-frequency signals is improved, and the transmission rate of the OPS connector is improved; the rear plug 2 is adopted, so that the vertical connecting part b2 of the upper-row terminals 4 and the welding part c of the lower-row terminals 5 are convenient to fix; the rear plug 2 adopts an open clamping groove 22, so that the assembly efficiency of the upper-row terminals 4 can be improved.
In other embodiments, the welded portions c of the plurality of lower-row terminals 5 are staggered in two front and rear rows and fixed at the fixing holes 21 staggered in two front and rear rows.
In other embodiments, the vertical connection portions b2 of the lower-row terminals 5 may be arranged in two rows.
The utility model has been described in connection with the preferred embodiments, but the utility model is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the utility model.
Claims (8)
1. The utility model provides a high-speed board is to board socket connector, includes insulator, the slot that extends along the lengthwise direction has been seted up to insulator's leading flank, the back wall of slot extends forward and forms a tongue that is not connected with the lateral wall of slot, a plurality of upper rows of terminals, a plurality of lower row's terminals distribute respectively in the terminal accepting groove that upper lateral wall, lower lateral wall department of tongue were seted up, upper row's terminal and lower row's terminal all include contact, connect the L type holder of contact and connect the welding part of L type holder, the welding part of lower row's terminal is the encapsulation type welding part of cut straightly, its characterized in that: the welding part of the upper row of terminals is a surface mounting type welding part.
2. The high-speed board-to-board receptacle connector of claim 1, wherein: the welding parts of the upper row of terminals are positioned at the rear side of the welding parts of the lower row of terminals, the welding parts of the upper row of terminals are arranged in one row, and the welding parts of the lower row of terminals are arranged in one row or in two rows of front and rear staggered arrangement.
3. The high-speed board-to-board receptacle connector of claim 1, wherein: the insulation body comprises a main body, the front side surface of the main body is provided with the slot, the rear end of the main body extends backwards to form an upper extension part and a lower extension part, the extension length of the upper extension part is larger than that of the lower extension part, the terminal accommodating groove formed in the upper side wall of the tongue part is penetrated backwards to the rear end surface of the upper extension part, and the terminal accommodating groove formed in the lower side wall of the tongue part is penetrated backwards to the rear end surface of the lower extension part.
4. The high-speed board-to-board receptacle connector of claim 3, wherein: the L-shaped fixing part comprises a horizontal fixing part and a vertical connecting part which are vertically connected with each other, the front end of the horizontal fixing part is connected with the contact part, the lower end of the vertical connecting part is connected with the welding part, and the horizontal fixing parts of the upper row of terminals and the lower row of terminals are fixed in the slots of the upper extending part and the lower extending part.
5. The high-speed board-to-board receptacle connector of claim 4, wherein: the two ends of the upper extension part and the lower extension part in the length direction are respectively and jointly connected to one side wall, the rear end of the main body is connected with two side walls, clamping grooves are formed in the opposite surfaces of the two side walls, a rear plug clamped into the clamping grooves of the two side walls is arranged between the two side walls, and the vertical connecting part of the upper-row terminals and the welding part of the lower-row terminals are fixed at the rear plug.
6. The high-speed board-to-board receptacle connector of claim 5, wherein: the rear plug is provided with a front row and a rear row of staggered fixing holes, and the welding part of the lower row of terminals is arranged in one row and fixed at one row of the fixing holes or is arranged in the front row and the rear row of staggered fixing holes and fixed at the front row and the rear row of staggered fixing holes; a row of open clamping grooves are formed in the rear side face of the rear plug, and vertical connecting portions of the upper row of terminals are arranged in a row and fixed in the corresponding clamping grooves.
7. The high-speed board-to-board receptacle connector of claim 6, wherein: the joint of the clamping groove and the rear plug with the clamping groove is in a trapezoid structure.
8. The high-speed board-to-board receptacle connector of claim 5, wherein: the two side walls are provided with fixing grooves with open rear sides and bottom surfaces, and fixing feet are fixed in the fixing grooves of the side walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320980119.4U CN219779225U (en) | 2023-04-26 | 2023-04-26 | High-speed board-to-board socket connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320980119.4U CN219779225U (en) | 2023-04-26 | 2023-04-26 | High-speed board-to-board socket connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219779225U true CN219779225U (en) | 2023-09-29 |
Family
ID=88103847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320980119.4U Active CN219779225U (en) | 2023-04-26 | 2023-04-26 | High-speed board-to-board socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219779225U (en) |
-
2023
- 2023-04-26 CN CN202320980119.4U patent/CN219779225U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |