CN205178062U - Board is to board connector component and socket connector and plug connector thereof - Google Patents

Abstract

The utility model provides a board is to board connector component and socket connector and plug connector thereof, the board includes board connector component: a socket connector, it includes intensive of a first insulation body, the first terminal and two first metals, the intensive piece of this two first metal inlays respectively to be established on two of this first insulation body combines tip, a plug connector to can the dismantlement mode combining on this socket connector, and strengthening including 1 the 2nd insulator, second terminal and two second metals, this two seconds metal is strengthened the piece and is inlayed respectively and establishes on two sets of dress tip of the 2nd insulator. A structural strength who has reinforceed socket connector and plug connector is reinforceed with the second metal and the resistant plug performance of promotion to intensive of first metal.

Description

Board-to-board connector assembly and its socket connector and plug connector

technical field

The utility model relates to a board-to-board connector assembly. The two ends of the socket connector and the plug connector are equipped with metal reinforcements to prevent the plastic insulating body from being broken due to repeated insertion and extraction, thereby improving the structural strength. and plug-resistant performance.

Background technique

The board-to-board connector is used to connect different circuit boards, and has a socket connector and a plug connector to be installed on different circuit boards respectively, so that the circuit boards are connected to each other. On mobile devices such as smartphones, the size of board-to-board connector components is very small, resulting in a reduction in the structural strength and life of each connector.

Patent Application No. 095127280 of Taiwan Province of China discloses a board-to-board connector assembly, which includes a socket connector and a plug connector. The socket connector has a first insulating body and first terminals arranged on the first insulating body, and the plug connector has a second insulating body and second terminals arranged on the second insulating body. However, neither the ends of the first insulator body nor the second insulator body are additionally added with any reinforcing structural elements, and when the board-to-board connectors are assembled, the socket connector and the plug connector are easily broken at the ends, resulting in a board-to-board connector assembly. Damaged board connector assembly.

Patent Application No. 102145411 of Taiwan Province of China discloses a board-to-board connector assembly, which has a socket connector and a plug connector. The socket connector has a first insulating body and first terminals arranged on the first insulating body, and the plug connector has a second insulating body and second terminals arranged on the second insulating body. The receptacle connector and the plug connector have guides to guide correct combination with each other. However, there is no additional strengthening element added to the ends of the first insulating body and the second insulating body. When the board-to-board connector is assembled, the socket connector and the plug connector are easy to break at the end, resulting in Damaged board-to-board connector assembly.

Utility model content

Aiming at the defect that each connector end of the existing board-to-board connector assembly does not have a strengthening structure and is easy to break, the utility model improves its deficiencies and defects, and further develops a board-to-board connector assembly and its utility model. Socket connectors and plug connectors.

The main purpose of the utility model is to provide a board-to-board connector assembly, the two ends of the socket connector and the plug connector are equipped with metal reinforcements to prevent the plastic insulating body from being broken due to repeated plugging and unplugging, thereby Improve structural strength and resistance to plugging and unplugging.

In order to achieve the above purpose, the utility model board-to-board connector assembly includes:

A socket connector, which includes a first insulating body, a first terminal and two first metal reinforcements;

An accommodating space is formed on the first insulating body, the accommodating space has two opposite coupling grooves, a coupling end is formed on both ends of the first insulating body, and each coupling end has an end coupling section and Two side binding segments connected to the end binding segment;

The first terminal is divided into two opposite groups and arranged on the first insulating body and respectively located in each of the combining grooves;

The two first metal reinforcements are respectively embedded on the two joint ends of the first insulating body, each of the first metal reinforcements has a central section and two opposite side extension sections, and the central section is embedded in the corresponding end On the top surface of the joint section, an outer end clamping plate embedded in the outer wall surface of the corresponding end joint section is protruded from the central section, and the extension sections on both sides protrude from the two ends of the central section and respectively embedded It is arranged on the joint sections on both sides corresponding to the joint end, and each side extension section protrudes to form an outer clamping plate embedded in the outer wall surface of the corresponding side joint section, and each side extension section protrudes to form an embedding plate respectively. An inner clamping plate provided on the inner wall surface of the corresponding side joint section;

A plug connector is detachably combined with the socket connector, and includes a second insulating body, second terminals and two second metal reinforcements;

The second insulating body is detachably combined with the first insulating body, and the second insulating body is formed with two opposite side joint strips which are respectively detachably arranged in the two combining grooves. An assembling end portion is respectively formed on both ends of the insulating body, and the assembling end portion has an outer end wall and two opposite outer side walls;

The second terminals are divided into two groups and respectively arranged on the two side connecting strips, and each second terminal is detachably combined with the corresponding first terminal; and

The two second metal reinforcements are respectively embedded on the two assembly ends of the second insulating body, each of the second metal reinforcements has an upper cladding piece, one end cladding piece and two opposite side cladding pieces, the The upper covering sheet is embedded on the top surface of the corresponding assembly end, the end covering sheet is embedded on the outer end wall of the corresponding assembly end, and the two side covering sheets are respectively embedded on the two sides of the corresponding assembly end. on the outer wall.

Through the above technical means, the receptacle connector uses two first metal reinforcements to three-dimensionally surround the multiple walls covering the two joint ends of the first insulating body, and the plug connector adopts two second metal reinforcements to three-dimensionally surround respectively A plurality of walls covering the two assembling ends of the second insulating body can protect the structurally fragile connecting end and assembling end, and prevent the board-to-board connector assembly from being broken due to repeated plugging and unplugging.

At least one inner end clamping plate embedded in the inner wall surface of the corresponding end joint section protrudes from the central section of each first metal reinforcement.

A positioning block embedded in the outer wall surface of the corresponding end joint section protrudes from both sides of the outer end clamping plate of each of the aforementioned first metal reinforcements.

A perforation is formed through each outer clamping plate of each of the first metal reinforcements; a positioning column is respectively formed on the outer wall surface of each side joint section of each end joint of the first insulating body to be disposed in the corresponding perforation.

A positioning groove is formed on each inner clamping plate of each of the first metal reinforcements; a positioning protrusion is protruded from each side cladding sheet of each second metal reinforcement to combine with the corresponding positioning groove.

Each side wrapping piece of each of the aforementioned second metal reinforcements protrudes to form an extended fitting piece embedded in the outer wall of the corresponding assembly end.

A welding leg protrudes from each side cladding sheet of each second metal reinforcement.

The two side edges of the end wrapping pieces of the aforementioned second metal reinforcing pieces respectively protrude to form a piercing portion penetrating into the second insulating body.

A combined ridge protruding from the accommodating space of the first insulating body is formed between the two combining grooves; a combined groove is formed between the combining strips on both sides of the second insulating body to combine with the combined ridge.

Each of the aforementioned first terminals has a first fixing section, an embedded section, two opposite elastic claws and a first welding section. The embedded section protrudes from the first fixing section and is fixed in the first insulating body. The two elastic claws protrude from the first fixing section and extend into the corresponding combination groove, and the first welding section protrudes outward from the first fixing section outside the first insulating body.

The first welding sections of the aforementioned first terminals are more embossed than the bottom surface of the first insulating body.

An air convection groove is respectively formed on both sides of the first insulating body near the bottom surface, and the first welding sections of the first terminals of each group are located below the corresponding air convection groove.

Each of the aforementioned second terminals has a second welding section and a U-shaped elastic arm, the second welding section protrudes outside the corresponding side joint strip, and the U-shaped elastic arm protrudes from the second welding section and is arranged on the corresponding The side connecting strip is detachably combined with two elastic claws corresponding to the first terminal.

A buckling slot is formed on one side of the U-shaped elastic arm of each second terminal, and a gap is formed on the other side to respectively engage with two elastic claws corresponding to the first terminal.

Another object of the utility model is to provide a socket connector, comprising:

A first insulating body, on which is formed an accommodating space, the accommodating space has two opposite coupling grooves, a coupling end is respectively formed on both ends of the first insulating body, and each coupling end has an end coupling section and two side binding sections connecting the end binding section;

The first terminals are divided into two opposite groups and arranged on the first insulating body and respectively located in the coupling grooves; and

Two first metal reinforcements are respectively embedded on the two joint ends of the first insulating body, each of the first metal reinforcements has a central section and two opposite side extension sections, and the central section is embedded at the corresponding end On the top surface of the joint section, an outer end clamping plate embedded in the outer wall surface of the corresponding end joint section is protruded from the central section, and the extension sections on both sides protrude from the two ends of the central section and respectively embedded It is arranged on the joint sections on both sides corresponding to the joint end, and each side extension section protrudes to form an outer clamping plate embedded in the outer wall surface of the corresponding side joint section, and each side extension section protrudes to form an embedding plate respectively. The inner clamping plate is arranged on the inner wall surface of the corresponding side joint section.

Another object of the utility model is to provide a plug connector, including:

A second insulating body, on which two opposite side bonding strips are formed, and an assembly end portion is respectively formed on both ends of the second insulating body, and the assembly end portion has an outer end wall and two opposite outer side walls;

the second terminal is divided into two groups and respectively arranged on the two-side bonding strip; and

Two second metal reinforcements are respectively embedded on the two assembly ends of the second insulating body, each of the second metal reinforcements has an upper cladding piece, one end cladding piece and two opposite side cladding pieces. The upper covering sheet is embedded on the top surface of the corresponding assembly end, the end covering sheet is embedded on the outer end wall of the corresponding assembly end, and the two side covering sheets are respectively embedded on the two sides of the corresponding assembly end. on the outer wall.

Description of drawings

Fig. 1 is a perspective view of the utility model.

Fig. 2 is a perspective view of most of the three-dimensional parts of the utility model.

Fig. 3 is another three-dimensional partial view of the utility model.

Fig. 4 is an end face sectional view of the utility model.

Fig. 5 is a partially enlarged three-dimensional exploded view of the socket connector of the present invention.

FIG. 6 is another partial enlarged three-dimensional exploded view of the socket connector of the present invention.

Fig. 7 is an end view of the first metal reinforcement of the present invention.

Fig. 8 is a partially enlarged three-dimensional exploded view of the plug connector of the present invention.

FIG. 9 is another partial enlarged three-dimensional exploded view of the plug connector of the present invention.

Fig. 10 is an end view of the second metal reinforcement of the present invention.

Symbol Description

A socket connector; 10 first insulating body; 11 end joint section; 100 accommodating space; 105 joint groove; 107 bottom surface; 12 side joint section; 20 first terminal; 21 first fixed section; 22 embedded section; 23, 24 elastic claws; 25 first welding section; 30 first metal reinforcement; 31 central section; 311 outer clamping plate; 312 inner clamp Holding plate; 32 side extension section; 322 inner clamping plate; 324 positioning groove; B plug connector; 50 second insulating body; Two terminals; 61 second welding section; 62 U-shaped elastic arm; 621 buckle groove; 622 broken surface; 70 second metal reinforcement; 71 upper cladding piece; 725 positioning protrusions; 73 end covering sheets; 731 piercing parts.

detailed description

The board-to-board connector assembly of the utility model includes: a socket connector A and a plug connector B.

The socket connector A includes a first insulating body 10 , a first terminal 20 and two first metal reinforcements 30 .

A receiving space 100 is formed on the first insulating body 10, and the receiving space 100 has two opposite combining grooves 105, and a combining ridge 15 protruding from the receiving space 100 is formed between the two combining grooves 105. . Two ends of the first insulating body 10 are respectively formed with a connecting end portion, each of which is U-shaped and has an end connecting section 11 and two side connecting sections 12 connected to the end connecting section 11 . A positioning post 123 is respectively formed on the outer wall surface of each side joint section 12 of each end joint portion of the first insulating body 10 . In addition, an air convection groove 141 is respectively formed on the two sides 14 of the first insulating body 10 near the bottom surface 107 .

The first terminals 20 are divided into two opposite groups and disposed on the first insulating body 10 and respectively located in the coupling grooves 105 . The first welding sections 25 of the first terminals 20 of each group are located below the corresponding air convection slots 141 . Each first terminal 20 has a first fixing section 21, an embedded section 22, two opposite elastic claws 23, 24 and a first welding section 25, the embedded section 22 protrudes from the first fixing section 21 and is fixed In the first insulating body 10, the two elastic claws 23, 24 protrude from the first fixing section 21 and extend into the corresponding coupling groove 105, and the first welding section 25 protrudes outward from the first fixing section 21. Extending out of the first insulating body 10 , the first welding section 25 is more raised than the bottom surface 107 of the first insulating body 10 .

The two first metal reinforcements 30 are respectively embedded on the two joint ends of the first insulating body 10 , each of the first metal reinforcements 30 is U-shaped and has a central section 31 and two opposite side extension sections 32 .

The central section 31 is embedded on the top surface of the corresponding end joint section 11, and an outer end clamping plate 311 is formed on the central section 31 and is embedded on the outer wall surface of the corresponding end joint section 11. The outer end A positioning block 313 embedded in the outer wall surface 111 of the connecting section 11 at the corresponding end protrudes from two sides of the clamping plate 311 . At least one inner clamping plate 312 embedded in the inner wall surface of the corresponding end joint section 11 protrudes from the central section 31 .

Both side extension sections 32 respectively protrude from both ends of the central section 31 and are respectively embedded on the two side joint sections 12 of the corresponding joint ends, each side extension section 32 protrudes to form a joint embedded in the corresponding side joint section The outer clamping plate 321 of the outer wall surface 121 of 12 , each outer clamping plate 321 is formed with a perforation 323 for passing through the corresponding positioning column 123 . An inner clamping plate 322 embedded in the inner wall surface of the corresponding side joint section 12 protrudes from each side extension section 32 . A positioning groove 324 is formed on each inner clamping plate 322 .

The plug connector B is detachably combined with the socket connector A, and includes a second insulating body 50 , a second terminal 60 and two second metal reinforcements 70 .

The second insulating body 50 is detachably combined with the first insulating body 10, and the second insulating body 50 is formed with two opposite side joining strips 52 respectively detachably arranged in the two combining grooves 105. A combination groove 500 is formed between the two side combination strips 52 to combine the combination ridge 15, and an assembly end portion 51 is respectively formed on both ends of the second insulating body 50, and the assembly end portion 51 has a 511 and two opposite The outer side wall 512 of.

The second terminals 60 are divided into two groups and respectively disposed on the two side connecting strips 52 , and each second terminal 60 is detachably connected to the corresponding first terminal 20 . Each second terminal 60 has a second welding section 61 and a U-shaped elastic arm 62, the second welding section 61 protrudes from the corresponding side joint bar 52, and the U-shaped elastic arm 62 protrudes from the second welding section 61. extended, arranged on the corresponding side connecting strip 52 , and detachably combined with the two elastic claws 23 , 24 corresponding to the first terminal 20 . One side of the U-shaped elastic arm 62 is formed with a buckling slot 621 , and the other side is formed with a gap 622 for engaging the two elastic claws 23 , 24 corresponding to the first terminal 20 respectively.

The two second metal reinforcements 70 are respectively embedded on the two assembly ends 51 of the second insulating body 50, each of the second metal reinforcements 70 has an upper covering piece 71, an end covering piece 73 and two opposite Side wrapping sheet 72 .

The upper covering piece 71 is embedded on the top surface of the corresponding assembly end portion 51 .

The end wrapping piece 73 is embedded on the corresponding assembly end portion 51 511 . Two sides of the end wrapping piece 73 respectively protrude to form a piercing portion 731 penetrating into the second insulating body 50 .

The two side wrapping pieces 72 are respectively embedded on the two outer sidewalls 512 of the corresponding assembly end portion 51 . A positioning protrusion 725 protrudes from each side covering piece 72 to engage with the corresponding positioning groove 324 . An extending fitting piece 723 embedded in the outer wall 512 of the corresponding assembly end portion 51 protrudes from each side wrapping piece 72 . A welding foot 721 protrudes from each side wrapping piece 72 .

Through the above technical means, the utility model has the following advantages:

1. The receptacle connector A uses two first metal reinforcements 30 to three-dimensionally surround multiple walls covering the two joint ends of the first insulating body 10, and the plug connector B adopts two second metal reinforcements 70 to three-dimensionally respectively The plurality of wall surfaces covering the two assembling end portions 51 of the second insulating body 50 can be surrounded to protect the structurally fragile connecting end portion and assembling end portion 51 . Strengthen the overall strength of the first insulating body 10 and the second insulating body 50 (increase the glue-eating area to make the plastic and metal tightly bonded) and increase the number of times of plugging and unplugging, so that the socket connector A and plug connector B structures are miniaturized in size The strength will not be reduced because of this, and it can also effectively withstand the pressure in the bonding direction, so as to avoid damage to the board-to-board connector assembly due to its rupture due to repeated plugging and unplugging.

2. The first metal strengthening member 30 on the socket connector A and the second metal strengthening member 70 on the plug connector B can change the composition of the metal material according to the demand, and can be used for power supply for transmitting a large current of more than 3 amps or Signal transmission purpose, and the welding pin 721 of the second metal reinforcement 70 can be welded to the circuit board to increase the adhesion force for the connector, and the two piercing parts 731 of the second metal reinforcement 70 can penetrate the second insulating body 50 to enhance the fixing strength of the second metal reinforcement 70 .

3. The air convection grooves 141 located above the first welding section 25 on both sides of the first insulating body 10 of the socket connector A are matched with the design that the first welding section 25 is embossed on the bottom surface 107 of the first insulating body 10, except for the first In addition to dissipating heat from the terminal 20 , it can also prevent the solder from directly climbing up the side of the first insulating body 10 due to capillary phenomenon when soldering the first welding section 25 , which is beneficial to heat dissipation and soldering process.

Claims (16)

1. a board to board connector assembly, comprising: a socket connector, a pin connector, is characterized in that: described in

Socket connector, it comprises one first insulating body, the first terminal and two the first metal strengthening parts;

This first insulating body is formed with an accommodation space, this accommodation space has two relative engagement grooves, the two ends of this first insulating body are formed with one respectively in conjunction with end, respectively this has the side adapter section of one end adapter section and two these end adapter sections of connection in conjunction with end;

This first terminal is divided into two relative groups and is arranged on this first insulating body and lays respectively at respectively in this engagement groove;

This two first metal strengthening part be embedded respectively at this first insulating body two in conjunction with on end, respectively this first metal strengthening part has a central sections and two relative extensions, side, this central sections is embedded on the end face of corresponding end adapter section, in this central sections, projection forms one and is embedded the outer end grip block in the outside wall surface of corresponding end adapter section, extension, both sides is embedded on the both sides adapter section of correspondence in conjunction with end from the two ends projection of central sections respectively respectively, on extension, each side, projection forms the outside grip block that is embedded the outside wall surface at respective side adapter section respectively, on extension, each side, projection forms the inner side grip block that is embedded the internal face at respective side adapter section respectively,

Pin connector, is removably combined on this socket connector, and comprises one second insulating body, the second terminal and two the second metal strengthening parts;

This second insulating body is removably combined on this first insulating body, this second insulating body is formed two relatively and the side be removably disposed in respectively in this two engagement groove in conjunction with bar, the two ends of this second insulating body are formed with an assembling end respectively, and this assembling end has an outer end wall and two relative lateral walls;

This second terminal is divided into two groups and is separately positioned on these both sides in conjunction with on bar, and each second terminal removably combines corresponding the first terminal respectively; And

This two second metal strengthening part is embedded respectively on two assembling ends of the second insulating body, respectively this second metal strengthening part has covering piece on, one end covering piece and two relative side covering pieces, on this, covering piece is embedded on the end face of correspondence assembling end, this end covering piece is embedded in the outer end wall of correspondence assembling end, and this both sides covering piece is embedded respectively on two lateral walls of correspondence assembling end.

2. board to board connector assembly according to claim 1, is characterized in that: in the central sections of described first metal strengthening part, projection is formed and is at least onely embedded the inner grip block on the internal face of corresponding end adapter section.

3. board to board connector assembly according to claim 2, is characterized in that: on the dual-side of the outer end grip block of described first metal strengthening part, projection forms the locating piece that is embedded at the outside wall surface of corresponding end adapter section respectively.

4. board to board connector assembly according to claim 3, is characterized in that: each outside grip block of described first metal strengthening part runs through and is formed with a perforation; This first insulating body is respectively held in the outside wall surface of each side adapter section of joint portion and is formed with a reference column respectively to be arranged in corresponding perforation.

5. board to board connector assembly according to claim 4, is characterized in that: each inner side grip block of described first metal strengthening part forms a detent; On each side covering piece of each second metal strengthening part, projection forms a locating lug with in conjunction with corresponding detent.

6. board to board connector assembly according to claim 5, is characterized in that: on each side covering piece of described second metal strengthening part, projection forms the extension tabling piece that is embedded at the lateral wall of corresponding assembling end.

7. board to board connector assembly according to claim 6, is characterized in that: on each side covering piece of described second metal strengthening part, projection forms a welding foot.

8. board to board connector assembly according to claim 7, is characterized in that: the dual-side of the end covering piece of described second metal strengthening part respectively projection forms one and penetrates and thrust portion in the second insulating body.

9. board to board connector assembly according to claim 8, is characterized in that: in the accommodation space of described first insulating body, projection is formed with a combination ridge between two these engagement grooves; These both sides of this second insulating body are in conjunction with being formed with a combination slot between bar to combine combination ridge.

10. board to board connector assembly according to claim 9, it is characterized in that: described the first terminal has one first canned paragraph, and embeds section, two relative resilient fingers and one first welding section, this embedding section is from this first canned paragraph projection and be fixed in the first insulating body, this two resilient fingers is from this first canned paragraph projection and stretch in corresponding engagement groove, and this first welding section is outwards stretched on outside the first insulating body from the first canned paragraph.

11. board to board connector assemblies according to claim 10, is characterized in that: the bottom surface that the first welding section of described the first terminal compares the first insulating body is comparatively floating prominent.

12. board to board connector assemblies according to claim 11, it is characterized in that: the dual-side of described first insulating body is formed with an air convection groove respectively by bottom surface place, the first welding section of the first terminal of each group is positioned at below corresponding air convection groove.

13. board to board connector assemblies according to claim 12, it is characterized in that: described second terminal has one second welding section and a U-shaped elastic arm, side corresponding to this second welding section projection is in conjunction with outside bar, this U-shaped elastic arm is from the second welding section projection, be arranged on corresponding side in conjunction with on bar, and removably in conjunction with two resilient fingers of corresponding the first terminal.

14. board to board connector assemblies according to claim 13, is characterized in that: a side of the U-shaped elastic arm of described second terminal is formed with a buckle slot, another side are formed with a cross section with two resilient fingers respectively in conjunction with corresponding the first terminal.

15. 1 kinds of socket connectors, comprising: one first insulating body, the first terminal, two the first metal strengthening parts, is characterized in that: described in

First insulating body, it is formed with an accommodation space, this accommodation space has two relative engagement grooves, the two ends of this first insulating body is formed with one respectively in conjunction with end, and respectively this has the side adapter section of one end adapter section and two these end adapter sections of connection in conjunction with end;

The first terminal, is divided into two relative groups and is arranged on this first insulating body and lays respectively at respectively in this engagement groove; And

Two the first metal strengthening parts, be embedded respectively at this first insulating body two in conjunction with on end, respectively this first metal strengthening part has a central sections and two relative extensions, side, this central sections is embedded on the end face of corresponding end adapter section, in this central sections, projection forms one and is embedded the outer end grip block in the outside wall surface of corresponding end adapter section, extension, both sides is embedded on the both sides adapter section of correspondence in conjunction with end from the two ends projection of central sections respectively respectively, on extension, each side, projection forms the outside grip block that is embedded the outside wall surface at respective side adapter section respectively, on extension, each side, projection forms the inner side grip block that is embedded the internal face at respective side adapter section respectively.

16. 1 kinds of pin connectors, comprising: one second insulating body, the second terminal, two the second metal strengthening parts, is characterized in that: described in

Second insulating body, it is formed with two relative sides in conjunction with bar, the two ends of this second insulating body is formed with an assembling end respectively, and this assembling end has an outer end wall and two relative lateral walls;

Second terminal, is divided into two groups and is separately positioned on these both sides in conjunction with on bar; And

Two the second metal strengthening parts, be embedded respectively on two assembling ends of the second insulating body, respectively this second metal strengthening part has covering piece on, one end covering piece and two relative side covering pieces, on this, covering piece is embedded on the end face of correspondence assembling end, this end covering piece is embedded in the outer end wall of correspondence assembling end, and this both sides covering piece is embedded respectively on two lateral walls of correspondence assembling end.