TWI678033B - Wire-to-board connector assembly and board-end connector and wire-end connector - Google Patents

Abstract

A wire-to-board connector assembly. The board-end connector includes a board-end insulator, a plurality of board-end terminals, a substrate member and a cover member, and a board-end base of the board-end insulator is formed on the front side. One of the board-end mating portions that is docked with the wire-end connector, and a board-end terminal mounting portion is provided at the rear side of the board-end base, and a plurality of board-end terminals are correspondingly received in the board-end terminal slots, and the board-end terminal base A cantilevered spring arm extends obliquely upwards and downwards, and two side frames of the base plate member are respectively provided with a side frame portion covering the two sides of the base plate base, and the cover plate is slidably arranged on the base plate base. At the wall, the wire-end connector includes a wire-end insulator, a plurality of wire-end terminals, and a metal shell. The wire-end base of the wire-end insulator is formed at the front side with a wire-end mating portion for docking with the board-end connector. The opposite rear side is provided with a wire terminal terminal mounting portion, and a plurality of wire terminal terminals are passed through from the wire terminal terminal mounting portion to the wire terminal butt joint portion, and the bases of the wire terminal terminals extend forward with a contact portion, and the metal housing Buried in the top wall of the wire end base and the butt joint of the wire end Wall, wherein the metal shell extends forward and downward to guide one of the reinforcing parts of the cover member to the front end of the wire end butting portion, and the cover member slides when the wire end connector is set to the board end connector The top wall of the wire end abutting portion is pressed against, so that the wire end connector is positioned on the board end connector.

Description

   Wire-to-board connector assembly and board-end connector and wire-end connector   

The invention relates to a wire-to-board connector assembly, a board-end connector and a wire-end connector, and particularly relates to a connection and fixing method for a wire-to-board connector.

According to the recent years, electrical connectors have been widely used in various electronic devices. However, in order to reduce the thickness of electronic devices, the size of electrical connectors has been continuously reduced. In this way, the impact on electrical connectors will cause In addition to the increased processing difficulty, the structural strength will be weakened.

In detail, the wire-to-board connector assembly will have board-end terminals, wire-end terminals, and insulators. At present, electrical connector components are usually combined with each other in an assembly manner. However, if electronic products continue to Reduce the size, the size of the connector is bound to shrink, so that the assembly space between electronic products is also reduced, the assembly of the connector reassembly space is difficult, and the assembled connector is really difficult to have sufficient strength and improve assembly efficiency .

Therefore, how to improve the above-mentioned shortcomings, thereby simplifying the installation procedure of the connector, and improving the structural strength of the connector, is a problem to be urgently solved by those skilled in the art.

Therefore, inventors, in view of the problems and shortcomings of conventional connectors, have collected relevant information through multiple evaluations and considerations, and have used many years of research and development experience in this industry to continuously make trials and modifications to design such wire-to-board connectors. The invention of the assembly and its board-end connector and wire-end connector was born.

The main purpose of the present invention is a wire-to-board electrical connector assembly. The wire-to-board connector assembly includes a board-end connector and a wire-end connector. The board-end connector includes a board-end insulator A plurality of board-end terminals, a base plate member and a cover member, and a board-end base of the board-end insulator is formed at a front side with a board-end abutting portion that is docked with the wire-end connector, and the board-end base A board-side terminal mounting portion is provided on the rear side. A plurality of board-end terminal slots pass through the board-end base to the board-end abutting portion from the board-end terminal mounting portion, and a plurality of board-end terminals are correspondingly stored in the board-end terminal slots. The base of the board end terminal extends obliquely upwards and forwards, and a soldering part is provided on the base of the board end terminal. The base plate member carries the board end insulator, and the two sides of the base plate are provided with a side frame package. Covered on two sides of the plate-end base, and the cover member is disposed at the upper wall of the plate-end base.

The wire-end connector includes a wire-end insulator, a plurality of wire-end terminals, and a metal shell. The wire-end base of the wire-end insulator is formed at the front side with a wire-end abutting portion that is connected to the board-end connector, and is opposite A rear-end terminal mounting portion is provided on the rear side, and a plurality of terminal ends are threaded from the terminal-end installation portion to the terminal-end abutting portion. The bases of the terminal ends extend forward with a contact portion, and the contact portion is at the terminal end. The docking part is also used for electrical connection with the floating spring arm of the board-end terminal. The wire-end terminal base 321 is provided with a conductor fixing part for the conductor connection, and the metal shell is buried in the top wall of the wire-end base. And the top wall of the butt joint portion of the wire end, wherein the metal shell extends downwards to guide a reinforcing portion of the cover member to the front end of the butt joint portion, wherein the wire end connector is arranged on the board toward the group When the end connector is used, the cover member is slid to the top wall of the wire end butt and pressed against, so that the wire end connector is positioned on the board end connector.

Optionally, a slide rail is provided at two sides of the board-end insulator of the board-end connector, and the slide rail is used to limit the sliding of the sliding part of the cover member which is bent downward and extends.

Optionally, the side frame portion of the base plate member is formed by being bent inward from the base plate upward, and the lateral wall surface of the side frame portion is pressed against one of the two rear sides of the sliding portion of the cover plate member and extends outwardly. Abutment area.

Optionally, the side frame portion of the base plate member is formed by being bent inward from the base plate upward, and when the wire end connector group is set on the board end connector, the cover member made of metal faces the wire end butting portion. When the top wall is displaced, the cover member slides through the slide rail and the cover member passes the reinforcement portion of the metal shell of the wire end butting portion against the wire end butting portion to form a positioning.

Optionally, positioning buckle portions are provided on both sides of the front end of the wire-end butt-connecting portion for snap-fitting with the recesses set on the side walls adjacent to the board-end butt-connecting portion.

Optionally, two sides of the metal casing are respectively provided with a card insertion part, and the card insertion part is inserted into two jacks provided on the top wall of the wire end insulator.

Optionally, a tongue plate portion is provided at the middle rear side of the base plate member, and the tongue plate portion protrudes toward a positioning hole provided in the bottom wall of the board end insulator, so that the base plate member is positioned on the board end insulator.

Optionally, a plurality of soldering pieces are bent outward at the longitudinal side walls of the side frame portion of the substrate member.

Optionally, the front side of the base plate member is obliquely extended forward with a guide portion.

1‧‧‧Wire-to-Board Connector Assembly

2‧‧‧board connector

21‧‧‧board-end insulator

211‧‧‧Board end butt joint

212‧‧‧board-end terminal mounting section

213‧‧‧board-side terminal slot

214‧‧‧board end base

215‧‧‧Positioning slot

216‧‧‧Slide

217‧‧‧Positioning recess

218‧‧‧Slot

22‧‧‧board terminal

221‧‧‧board terminal base

222‧‧‧Floating Bomb Arm

223‧‧‧Stabbed

224‧‧‧Welding Department

23‧‧‧ Substrate

231‧‧‧ substrate

232‧‧‧Side Frame

233‧‧‧Welding sheet

234‧‧‧ tongue plate

235‧‧‧ Covering Department

24‧‧‧ Cover piece

241‧‧‧Motherboard

242‧‧‧Slip Section

243‧‧‧Abutment Department

244‧‧‧Guide

3‧‧‧line end connector

31‧‧‧line end insulator

311‧‧‧line end base

312‧‧‧Wire end butt joint

313‧‧‧Terminal terminal mounting section

314‧‧‧First top wall

315‧‧‧second top wall

316‧‧‧ Positioning buckle

317‧‧‧point

318‧‧‧jack

32‧‧‧line terminal

321‧‧‧ wire terminal base

322‧‧‧Contact

323‧‧‧Conductor fixing part

33‧‧‧metal case

331‧‧‧Enhancement Department

332‧‧‧Card Insertion Department

4‧‧‧ conductor

5‧‧‧ preset circuit board

FIG. 1 is a combined schematic diagram of a locked state of the wire-to-board connector assembly of the present invention.

FIG. 2 is a schematic view of a large part of the wire-to-board connector assembly of the present invention.

FIG. 3 is a schematic view of the wire-to-board connector assembly according to the present invention from another angle.

FIG. 4 is a detailed exploded view of the board-end connector of the present invention.

FIG. 5 is a detailed exploded view of a first angle of the board-end connector of the present invention.

FIG. 6 is a detailed exploded view of the second angle of the board-end connector of the present invention.

FIG. 7 is a detailed exploded view of a wire-end connector according to the present invention.

FIG. 8 is another perspective exploded view of the wire end connector according to the present invention.

FIG. 9 is a schematic combination view of the unlocked state of the wire-to-board connector assembly of the present invention.

Fig. 10 is a schematic cross-sectional view taken along A-A in Fig. 9.

Fig. 11 is a schematic cross-sectional view taken along the line C-C in Fig. 1.

Fig. 12 is a schematic sectional view taken along the line B-B in Fig. 9.

Fig. 13 is a schematic sectional view taken along the line D-D in Fig. 1.

The following content will be combined with drawings to illustrate the technical content of the present invention through specific embodiments. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The invention can also be implemented or applied by other different specific embodiments. Various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of the invention. In particular, the proportional relationships and relative positions of the various elements in the drawings are only exemplary, and do not represent the actual status of the implementation of the present invention.

For the disclosure of the wire-to-board connector assembly, the board-end connector and the wire-end connector of the present invention, please refer to FIGS. 1 to 13 in the drawings of the present invention.

It can be clearly seen from the figure that the wire-to-board connector assembly 1 of the present invention includes a board-end connector 2 and a wire-end connector 3, so the main components and features of this case are detailed below; Wherein: The board-end connector 2 includes: a board-end insulator 21, and the board-end insulator 21 is formed on the front side with a board-end abutting portion 211 for docking with the wire-end connector 3, and a board is provided on the opposite rear side The terminal terminal mounting portion 212 and a plurality of board-end terminal grooves 213 penetrate the board-end abutting portion 211 of the board-end base 214 through the board-end terminal mounting portion 212, and a plurality of positioning is provided on the side opposite to the board-end terminal groove 213. A slot 215, a slide rail 216 is provided on each side wall of the plate-end insulator 21 of the board-end connector 2, and a positioning recess 217 having a buckle groove 218 is provided on each of the two adjacent side walls of the board-end abutment portion 211. .

A plurality of board-end terminals 22 are correspondingly received in the board-end terminal grooves 213. The board-end terminal base 221 of the board-end terminal 22 extends obliquely forwards and upwards, and the board-end terminal base 221 is rearward. A soldering portion 224 is provided, and two side edges of the board-end terminal base portion 221 are provided with barbed portions 223.

A substrate member 23 is used to carry and fix the board-end insulator 21. The two sides of the substrate 231 of the substrate member 23 are provided with one side frame portion 232 on the two sides of the board-end base 214, and the side frame portion 232. The base plate 231 is upwardly bent inwardly. The longitudinal side walls of the side frame portion 232 are bent outward with a plurality of soldering pieces 233. The base plate 23 of the base plate 23 is provided with a tongue plate portion 234 at the middle rear side. The tongue plate portion 234 projects into the positioning groove 215 provided on the bottom wall of the plate-end insulator 21, and positions the substrate member 23 on the plate-end insulator 21 through the above-mentioned manner.

A cover member 24 is provided at the upper wall of the plate-end base 214 of the plate-end connector 2. The main plate 241 of the cover member 24 has two sliding portions 242 bent downward and extending downward, and two rear portions of the sliding portion 242. Abutment regions 243 extend outward from the sides, respectively, and a guide portion 244 extends obliquely forward from the front side of the cover member 24.

The wire-end connector 3 includes: a wire-end insulator 31, and a wire-end base 311 of the wire-end insulator 31 is formed at a front side with a wire-end abutment portion 312 for docking with the board-end connector 2, and an opposite rear side is provided with a The wire end terminal mounting portion 313, and the wire end base 311 and the wire end mating portion 312 are respectively provided with a first top wall 314 and a second top wall 315, and the two ends of the front end of the wire end mating portion 312 are respectively provided with a buckle point. One of 317 positions the buckle portion 316, and the first top wall 314 of the wire-end base 311 is provided with two insertion holes 318.

A plurality of terminal terminals 32, the terminal terminals 32 passing through the terminal installation portion 313 and to the terminal mating portion 312, the terminal terminals 321 of the terminal terminals 32 extending forward with a contact A contact portion 322 is provided at the line end butting portion 312. A conductor fixing portion 323 for connecting the conductor 4 is provided behind the line end terminal base portion 321. A metal case 33 is buried in the line end base 311. The first top wall 314 and the second top wall 315 of the wire end abutting portion 312. The metal casing 33 extends forward and downward to guide a reinforcing portion 331 of the cover member 24 at the front end of the wire end abutting portion 312. The two sides of the metal casing 33 are respectively provided with a card insertion portion 332, which is inserted into two jacks 318 provided in the first top wall 314 of the wire end base 311 of the wire end insulator 31.

Please refer to FIGS. 1 to 6 at the same time. It can be clearly seen from the figure that before the board-end connector 2 of the present invention is set, the board-end terminal 22 of the board-end connector 2 is inserted by the board-end terminal mounting portion 212. In the board-end terminal slot 213, the thorn portion 223 provided on the board-end terminal base 221 of the board-end terminal 22 enters the inner wall of the board-end terminal slot 213 and interferes with the positioning, and the floating spring arm 22 of the board-end terminal base 221 is positioned at the board end Part 211, and the soldering part 224 provided on the board-end terminal base 221 is exposed outside the board-end base 214. In this embodiment, the cover member 24 is installed on the upper wall of the board-end base 214 from top to bottom, and The sliding part 242 of the main board 241 of the cover member 24 bent downwards and extending downwards is limited to a sliding rail 216 at the side wall of the board-end insulator 21 on the two sides, and the board member 23 carries the board-end insulator. 21, and the board-end insulator 211 of the board-end insulator 21 is arranged in the direction of the board-end terminal mounting portion 212, and the side frame 232 provided on the two sides of the base plate 231 of the base plate member 23 covers the board-end base The second side of 214, and the lateral wall surface of the side frame portion 232 extends laterally with a covering portion 235 that partially covers the slide rail 216 and presses against the sliding portion 242 The two rear sides each extend one abutment region 243 outward. The middle rear side of the base plate 231 of the base plate member 23 is provided with a tongue plate portion 234 which is positioned toward the bottom wall of the plate-end insulator 21. The groove 215 extends into the substrate member 23 to be positioned on the board-end insulator 21.

Please refer to FIG. 1 to FIG. 8 at the same time. It can be clearly seen from the figure that before the wire end connector 3 of the present invention is set, the wire end terminal 32 of the wire end connector 3 is embedded in this embodiment. The method is positioned at the wire end terminal mounting portion 313 of the wire end insulator 31, the contact portion 321 of the wire end terminal 32 is located at the wire end butting portion 311, and the metal housing 33 is fixed to the wire by being embedded or inserted. The first top wall 314 of the end base 311 and the second top wall 315 of the wire end abutting portion 312, and the metal casing 33 guides the reinforcing portion 331 of the cover member 24 at the front end of the wire end abutting portion 312. The conductor 4 is soldered to the conductor fixing portion 323 of the wire-end connector 3.

Please refer to FIGS. 1 to 12 at the same time. It can be clearly seen from the figure that the board-end connector 2 and the wire-end connector 3 of the wire-to-board connector assembly 1 of the present invention bear the board before being assembled with each other. The soldering piece 233 of the substrate member of the end connector 2 is welded to the preset circuit board 5. When the line end connector 3 is arranged on the board end connector 2 from top to bottom, the line end terminals 32 correspond to each other. The positions are electrically connected to the board-end terminals 22, and the two ends of the front end of the wire-end mating portion 312 of the wire-end connector 3 are provided with a positioning buckle portion 316 inserted into the two adjacent side walls of the board-end mating portion 211. The recess 217 is positioned behind, and the buckling point 317 of the positioning buckle 316 is locked with the buckling groove 218 of the positioning recess 21, and the cover member 24 slides in the direction of the wire end connector 3, and the main plate of the cover member 24 The sliding portion 242 provided on the two sides of the 241 is limited in the slide rail 216. When the guide portion 244 on the front side of the cover member 24 slides forward through the reinforcing portion 331 of the wire end butting portion 312 and presses against the second top wall 314 The sliding portion 243 provided on the two sides of the main plate 241 of the cover member 24 is fixed by the covering portion 235 of the side frame portion 232.

The above-mentioned embodiments only exemplify the principles and effects of the present invention, and are not intended to limit the present invention. Anyone skilled in the art can modify and change the above embodiments without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the rights of the present invention should be as listed in the scope of patent application of the present invention.

Claims (11)

A wire-to-board connector assembly includes a board-end connector and a wire-end connector, wherein: the board-end connector includes a board-end insulator, a plurality of board-end terminals, a substrate member and a cover member And the board-end base of the board-end insulator is formed at the front side with a board-end abutting portion for docking with the wire-end connector, and a board-end terminal mounting portion is provided at the rear side of the board-end base, and a plurality of board-end terminals The slot passes through the board-end terminal installation portion through the board-end base to the board-end butt joint portion, and a plurality of board-end terminals are correspondingly received in the board-end terminal slots. The board-end terminal base has an overhanging spring arm obliquely extending forward and upward. A soldering portion is provided at the base of the board-end terminal. The base plate member carries the board-end insulator. Two sides of the base plate of the base plate are provided with one side frame portion covering the two sides of the board-end base, and the cover plate. The terminal is slidably disposed at the upper wall of the board-end base; the wire-end connector includes a wire-end insulator, a plurality of wire-end terminals, and a metal shell, and the wire-end base of the wire-end insulator is formed on the front side with the Board-end connector butt-to-line butt There is a wire terminal terminal mounting portion, and a plurality of wire terminal terminals are passed from the wire terminal terminal mounting portion to the wire terminal butting portion. The bases of the wire terminal terminals extend forward with a contact portion at the wire terminal butting portion. And is used for electrical connection with the floating spring arm of the board-end terminal, a conductor fixing part for conductor connection is provided behind the base of the wire-end terminal, and the metal shell is buried in the top wall of the wire-end base and the wire-end is docked Part of the top wall, wherein the metal shell extends forward and downward to guide a reinforcing part of the cover member to the front end of the wire end butting part, wherein when the wire end connector is arranged on the board end connector, The cover member slides to the top wall of the wire-end butt joint and presses, so that the wire-end connector is positioned on the board-end connector. According to the wire-to-board connector assembly described in item 1 of the scope of patent application, wherein two sides of the board-end insulator of the board-end connector are provided with slide rails, the slide rails are used for the two sides of the cover member to face Limit sliding of the sliding part extending downward. The wire-to-board connector assembly according to item 2 of the scope of patent application, wherein the side frame portion of the base plate member is bent inward from the base plate upward, and the lateral wall surface of the side frame portion is pressed against the cover plate member. One abutment area extending outwardly on each of the two rear sides of the sliding portion. The wire-to-board connector assembly according to item 3 of the scope of patent application, wherein the side frame portion of the base plate member is formed by bending from the base plate upward and inward, and when the wire-end connector group is provided on the board-end connector At this time, the cover member made of metal is displaced toward the top wall of the wire end butting portion. When the cover member slides through the slide rail and passes through the reinforcing portion of the metal shell of the wire end butting portion, The abutting end of the abutting line is positioned. According to the wire-to-board connector assembly described in item 1 of the scope of patent application, wherein the front end of the wire-end abutment portion is provided with a positioning buckle portion on the two sides of the side wall adjacent to the board-end abutment portion to set the recessed portion to engage with each other. Buckle combination. The wire-to-board connector assembly according to item 1 of the scope of the patent application, wherein two sides of the metal shell are respectively provided with a card insertion part, which is inserted into the two plugs provided on the top wall of the wire end insulator. hole. The wire-to-board connector assembly according to item 1 of the scope of patent application, wherein a tongue plate portion is provided at the middle rear side of the base plate member, and the tongue plate portion extends toward a positioning groove provided in the bottom wall of the board-end insulator. The base member is positioned on the board-end insulator. According to the wire-to-board connector assembly according to item 1 of the scope of the patent application, wherein the longitudinal side walls of the side frame portion of the substrate member are bent outward with a plurality of soldering pieces. According to the wire-to-board connector assembly described in item 1 of the scope of the patent application, the front side of the cover member is a guide portion that extends obliquely forward. A board-end connector for a wire-to-board connector assembly for the first patent application scope, comprising: a board-end insulator, a plurality of board-end terminals, a substrate member and a cover member, and the board-end insulator A plate-end abutment portion is formed on the front side of the plate-end base to be connected with the wire-end connector, and a plate-end terminal installation portion is provided on the rear side of the plate-end base. A plurality of plate-end terminal slots are formed by the plate-end terminals. The mounting portion runs through the board-end base to the board-end abutting portion, and a plurality of board-end terminals are correspondingly stored in the board-end terminal slots. The board-end terminal base has an overhanging spring arm obliquely extending forward and upward, and is connected to the board-end terminal. The base part is provided with a welding part, the base plate member carries the board-end insulator, the two sides of the base plate member are respectively provided with one side frame portion covering the two sides of the board-end base, and the cover plate member is provided on the board-end base. Above the seat. A wire-end connector for a wire-to-board connector assembly of the first scope of patent application, comprising: a wire-end insulator, a plurality of wire-end terminals, and a metal shell. The wire-end base of the wire-end insulator is A front end abutting portion is formed on the front side to be abutted with the board end connector, and a opposite end side is provided with a line end terminal installation portion, and a plurality of line end terminals are passed from the line end terminal installation portion to the line end abutment portion. The base of the wire end terminal extends forward with a contact portion. Behind the base of the wire end terminal 321 is a conductor fixing part for connecting the conductor. The metal shell is buried in the top wall of the wire end base and the butt joint portion of the wire end. The top wall, wherein the metal shell extends toward a reinforcing portion and is embedded in the front end of the wire end butting portion.