TWM541134U - Wire-to-board electrical connector - Google Patents

Description

Wire-to-board electrical connector

The present invention relates to a wire-to-board electrical connector, and more particularly to a wire end electrical connector including a connecting cable and a board end electrical connector fixed to the circuit board.

According to a conventional wire-to-board electrical connector, a wire end electrical connector and a board end electrical connector are included. The line end electrical connector comprises a line end insulating body and a plurality of line end terminals mounted on the line end insulating body. The line end insulating body defines an accommodating space. Two accommodating portions are protruded from the two accommodating spaces. The board end electrical connector is inserted into the line end electrical connector, and includes a board end insulating body and a plurality of board end terminals mounted in the board end insulating body. Two outer side surfaces of the board end insulating body are provided with two snap grooves. The board end electrical connector is inserted into the accommodating space of the line end electrical connector, and the latching portion of the line end electrical connector is buckled or detached from the latching slot of the board end electrical connector, The line terminal and the board terminal are electrically connected or disconnected.

However, in the above-mentioned conventional wire-to-board electrical connector, during the process of inserting and removing the board-end electrical connector into the line-end electrical connector multiple times, the insertion and extraction force provided by the buckle portion is gradually reduced, thereby affecting the wire-to-board The board end electrical connector of the electrical connector is bonded and separated from the line end electrical connector of the wire to board connector.

Therefore, how to solve the problems and shortcomings of the use, that is, the relevant manufacturers in this industry are eager to study the direction of improvement.

Therefore, the new creators, in view of the problems and shortcomings of the use of wire-to-board electrical connectors, have collected relevant data through multi-party evaluation and consideration, and have used the years of research and development experience in this industry to continuously try and modify, and have designed such lines. A new type of board electrical connector was born.

The main purpose of the present invention is to overcome the deficiencies in the prior art described above and to provide a wire-to-board electrical connector that maintains good bonding and separation.

Another main purpose of the present invention is to provide a wire-to-board electrical connector, including a board-end electrical connector and a line-end electrical connector, the board-end electrical connector having a docking base, the base of the docking base and A docking space is formed between the two side walls for inserting the wire end electrical connector, and a plurality of conductive terminals are positioned at the base, and the bottom of the docking space is respectively provided with a positioning convex portion adjacent to the two side walls, and the wire ends are electrically connected. The device has an insulating seat, and the surface of the insulating seat is recessed with an accommodating space, and a plurality of mating terminals are embedded in the accommodating space, and the mating terminals and the conductive terminals are butted against each other, and the bottom surface of the insulating seat is at two sides The positioning recess is provided with an inwardly recessed positioning recess, and the positioning recess is engaged with the positioning convex portion at the bottom of the docking space adjacent to the two side walls to form a locking state, thereby improving the conventional wire-to-board electrical connector with a buckle Fixed way to improve product life and slow down the insertion force.

1‧‧‧Wire-to-board electrical connector

2‧‧‧ board end connector

20‧‧‧ docking station

21‧‧‧Base

210‧‧‧Terminal slot

211‧‧‧Inlay hole

212‧‧‧ embedded slot

22‧‧‧ side wall

220‧‧‧ positioning slot

221‧‧‧ Positioning film

2210‧‧‧Interference arm

2211‧‧‧ welding arm

23‧‧‧ docking space

230‧‧‧ positioning convex

231‧‧‧ Guide rail

232‧‧‧Bumps

24‧‧‧Electrical terminals

240‧‧‧Guide

2400‧‧‧Guidance

241‧‧‧Cut buckle

2410‧‧‧ bumps

242‧‧‧Weld Department

25‧‧‧ top wall

26‧‧‧ bottom wall

3‧‧‧Wire end connector

30‧‧‧Insulated body

300‧‧‧ positioning recess

3000‧‧‧ guiding slot

3001‧‧‧ Groove

301‧‧‧Snap hole

31‧‧‧ accommodating space

32‧‧‧Docking terminal

320‧‧‧Snap Department

321‧‧‧Connecting Department

33‧‧‧ base

330‧‧‧Perforation

4‧‧‧Preset board

5‧‧‧ Cable

50‧‧‧Insulation

51‧‧‧core

The first picture is a schematic view of the three-dimensional appearance of the creation.

The second figure is a three-dimensional exploded view of the creation.

The third figure is a schematic diagram of the three-dimensional detailed part of the creation.

The fourth figure is a schematic diagram of the assembly of the board end electrical connector of the present invention.

The fifth figure is a schematic diagram of the assembly of the board-end electrical connector of the present invention.

The sixth figure is a cross-sectional view taken along line AA of the fifth figure of the creation.

The seventh figure is a cross-sectional view of the fifth figure of the creation cut by the BB line segment.

The eighth figure is a schematic diagram of the assembly of the wire end electrical connector of the present invention.

The ninth diagram is a schematic diagram of the assembly of the wire end electrical connector of the present invention.

The tenth figure is a schematic diagram of the assembly of the wire end electrical connector of the present invention.

The eleventh figure is another perspective view of the line end electrical connector of the creation.

The twelfth figure is a cross-sectional view of the tenth figure of the creation cut by the CC line segment.

The thirteenth figure is a cross-sectional view of the tenth figure of the creation cut by the DD line segment.

The fourteenth figure is a schematic view of the three-dimensional appearance of the wire-to-board electrical connector of the present invention.

The fifteenth figure is a cross-sectional view taken along line EE of the fourteenth figure of the creation.

Figure 16 is a perspective view of another embodiment of the present invention.

In order to achieve the above objectives and effects, the technical means and its construction adopted in the present invention are described in detail in the preferred embodiment of the present invention, and the structure and function are as follows.

Please refer to the first to third, sixth, seventh, thirteenth and fifteenth figures, which are respectively the three-dimensional appearance diagram, the three-dimensional decomposition diagram, the three-dimensional detailed solution diagram, and the fifth section cut by the AA line segment. Fig. 5 is a cross-sectional view taken along the line BB, the cross-sectional view cut in the DD line in the tenth figure, and the cross-sectional view cut in the EE line in the fourteenth figure. It can be clearly seen from the figure that the creation is Wire-to-board electrical connector 1 comprising a board-end electrical connector 2 and a line The electrical connector 3 is composed of the same, and the main components and features of the present invention are as follows: wherein the electrical connector 2 of the board has a pair of sockets 20, and the docking body 20 is provided with a base 21, The two side walls 22, a top wall 25 and a bottom wall 26 form a docking space 23 for the wire end electrical connector 3 to be inserted, and the plurality of conductive terminals 24 are positioned at the base 21, and the conductive terminals 24 are provided. There is a guiding portion 240, a locking portion 241 and a soldering portion 242. The base 21 of the docking base 20 is provided with a plurality of terminal slots 210 extending along the top wall 25 into the docking space 23, and adjacent terminal slots. And a plurality of embedded holes 211 extending through the base 21 and a plurality of embedded slots 212 for embedding the conductive terminals 24. Each of the embedded slots 212 is connected to a terminal slot 210 and a latching hole 211, and the conductive terminal 24 is embedded. The guiding portion 240 of the conductive terminals 24 passes through the terminal slot 210 and enters the docking space 23 along the terminal slot 210. The bump 2410 at the front end of the latching portion 241 of the conductive terminal 24 is embedded in the mating portion. The buckle hole 211 is positioned, and the leading end of the guiding portion 240 of the conductive terminal 24 is provided with a guiding portion 2400 extending obliquely inward, and the docking space is The positioning protrusions 230 are respectively disposed adjacent to the two side walls 22 in the bottom portion of the bottom portion. The positioning convex portion 230 is a guiding rail 231 including a front narrow and a wide rear step. The guiding rail 231 extends upward in the middle. There is a rib 232 for holding the positioning recess 300. The lower side of the front side of the two side walls 22 is provided with an inwardly facing positioning groove 220. The positioning groove 220 is embedded with a positioning piece 221, and the positioning piece 221 is further embedded. An interference arm 2210 in the positioning slot 220 is soldered to one of the soldering arms 2211 of the predetermined circuit board 4.

The wire end electrical connector 3 has an insulating base 30. The surface of the insulating base 30 is recessed with an accommodating space 31. The accommodating space 31 is embedded with a plurality of mating terminals 32, and the mating terminals 32 and the conductive terminals. 24 are butted together, and the front end of the insulating base 30 Adjacent to the accommodating space 31, at least one latching hole 301 is provided for fastening the front end of the mating terminal 32 downwardly and the buckle portion 320 is divided into two, and the docking terminal 32 is fastened. The rear end is a connecting portion 321 for cutting the insulating layer 50 of the cable 5 and connecting the core wires 51. The two sides of the bottom surface of the insulating base body 30 are respectively provided with a positioning concave portion 300, and the positioning concave portion 300 is recessed inwardly to form a long length. a strip guiding groove 3000. The relative position of the middle of the guiding groove 3000 relative to the protruding block 232 is provided with an inward recessed recess for receiving the recess 3001 of the bump 232. The base of the end is provided with a plurality of through holes 330 for the cable 5 to be connected. The through holes 330 communicate with the accommodating space 31, so that the cable 5 enters the connecting portion 321 of the accommodating space 31 and the mating terminal 32 by the through hole 33. Electrical connection.

Please also refer to the fourth to seventh diagrams, which are the pre-assembly schematic diagram of the board-end electrical connector of the creation, the assembled schematic diagram of the board-end electrical connector, and the cross-sectional view and the fifth section cut by the AA line segment in the fifth figure. The cross-sectional view taken along the line BB is clearly seen from the figure. When the board-end electrical connector 2 of the present invention is assembled, the terminal slot 210, the latching hole 211 and the embedding slot 212 are provided at the base 21. The conductive terminal 24 is disposed, and the guiding portion 240 of the conductive terminal 24 is disposed in the docking space 23 along the terminal slot 210. The guiding portion 2400 disposed at the front end of the conductive terminal 24 is inclined toward the base 21 and connected to the guiding portion 240. The engaging portion 2410 is fixed in the insertion hole 211, and the conductive terminal 24 is received by the embedded groove 212, and the welded portion 242 of the conductive terminal 24 protrudes from the bottom surface of the base 21, and The lower side of the front side of the two side walls 22 is provided with an inwardly facing positioning groove 220. The interference arm 2210 of the fixed position piece 221 is assembled toward the positioning groove 220 so that the positioning piece 221 can be fixed to the docking seat body 20.

Please also refer to the eighth to thirteenth drawings, which is the line end electrical connection of this creation. Schematic diagram of assembly before assembly, schematic diagram of assembly of wire end electrical connector, schematic diagram of assembly of wire end electrical connector, perspective view of another angle of wire end electrical connector, sectional view of section 10 cut by CC line segment and FIG. 10 is a cross-sectional view taken along line DD. It can be clearly seen from the figure that the surface of the insulating base 30 of the wire end electrical connector 3 is recessed inwardly to form an accommodating space 31. The accommodating space 31 is used for The docking terminal 32 and the cable 5 are accommodated. When the cable end electrical connector 3 is assembled, the cable 5 passes through the through hole 330 of the base portion 33 into the accommodating space 31, and the connecting portion 321 of the mating terminal 32 breaks the insulation of the cable 5. The layer 50, the core wire 51 covered in the insulating layer 50 and the connecting portion 321 are mutually connected, and the locking portion 320 provided at the front end of the mating terminal 32 extends through the locking hole 301 provided at the front end of the insulating base 30, and then buckles to form a positioning. .

Please also refer to the eleventh, fourteenth and fifteenth figures, which is a perspective view of the other end of the line end electrical connector, the stereoscopic appearance of the wire-to-board electrical connector assembly, the fourteenth figure A cross-sectional view taken along line EE and a perspective view of another embodiment, it can be clearly seen from the figure that when the wire-to-board electrical connector 1 of the present invention is assembled, the board-end electrical connector 2 is soldered to the pre- On the circuit board 4, the line end electrical connector 3 is assembled toward the board end electrical connector 2, and the board end electrical connector 2 is provided with a docking space 23 for accommodating the line end electrical connector 3, and the insulative housing of the line end electrical connector 3. The positioning recesses 300 are respectively disposed at two sides of the bottom surface of the body 30, and the positioning recesses 300 are formed by inwardly recessing one of the elongated guiding grooves 3000 and the front convex narrowing section of the positioning convex portion 230. The guide rails 231 are guided to each other until the recess 3001 of the positioning recess 300 is held by the projection 232 of the positioning projection 230.

Please also refer to the sixteenth figure, which is a perspective view of another embodiment of the present invention. It can be clearly seen from the figure that the board end of the wire-to-board electrical connector 1 of another embodiment of the present invention is The docking space 23 provided by the electrical connector 2 can also be composed of a top wall 25 and two side walls 2 2 and the base 21 are formed. In the present invention, the bottom wall (not shown) can be selectively provided, and is not limited.

However, the above disclosure is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the present invention. Therefore, the equivalent changes and modifications made by the scope of the patent of this creation should still be included in Within the scope of the patent covered by this creation.

Therefore, all structures and devices that can achieve the above-mentioned effects should be covered by this creation. Such simple modifications and equivalent structural changes should be included in the scope of this patent and combined with Chen Ming.

However, the above description is only a preferred embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Therefore, all the simple modifications and equivalent structural changes using the present specification and the schema should be the same. It is included in the scope of this creation patent and is given to Chen Ming.

In summary, the cover structure of the above-mentioned electrical connector of the present invention can achieve its efficacy and purpose when used, so the creation is a practical and excellent creation, and is in conformity with the application requirements of the new patent.提出 To apply in accordance with the law, I hope that the trial committee will grant this case as soon as possible to protect the creators' hard work. If there is any doubt in the ruling committee, please do not hesitate to give instructions, the creators will try their best to cooperate and feel good.

1‧‧‧Wire-to-board electrical connector

2‧‧‧ board end connector

20‧‧‧ docking station

21‧‧‧Base

22‧‧‧ side wall

221‧‧‧ Positioning film

25‧‧‧ top wall

3‧‧‧Wire end connector

33‧‧‧ base

4‧‧‧Preset board

5‧‧‧ Cable

50‧‧‧Insulation

51‧‧‧core

Claims (24)

A wire-to-board electrical connector includes a board-end electrical connector and a line-end electrical connector, wherein: the board-end electrical connector has a pair of socket bodies, and one of the docking bases is between the base and the two side walls Forming a docking space for the wire end electrical connector, the base is positioned with a plurality of conductive terminals, and the bottom of the docking space of the base is respectively provided with a positioning convex portion adjacent to the two side walls; The connector has an insulating seat, and a surface of the insulating seat is recessed, and a plurality of mating terminals are embedded in the receiving space, and the mating terminals and the conductive terminals are butted together, and the bottom surface of the insulating base is The positioning portion is provided with a positioning recessed portion which is recessed toward the inner side, and the positioning concave portion is held at the bottom of the accommodating space of the base adjacent to the positioning convex portion at the two side walls to form a locked state. The wire-to-board electrical connector of claim 1, wherein the conductive terminals further comprise a guiding portion and a fastening portion, wherein the docking base is provided with a plurality of terminal slots and a plurality of latching portions. The hole of the terminal slot extends from the base along the top wall into the docking space, and the latching holes of the adjacent terminal slots penetrate the base, and the guiding portions pass through the terminal slot and enter the docking space along the terminal slot. The inset portion is embedded in the buckle hole to position the conductive terminal. The wire-to-board electrical connector of claim 2, wherein the conductive terminals are provided with a guiding portion, wherein the front end of the guiding portion is provided with an inwardly extending oblique direction for guiding the wire end electrical connector One of the guides. The wire-to-board electrical connector of claim 1, wherein the docking body of the board-end electrical connector further comprises a top wall and a bottom wall, and a base and a base of the docking base The side walls form a docking space for the wire end electrical connector to be plugged. The wire-to-board electrical connector of claim 1, wherein the docking body of the board-end electrical connector further comprises a top wall and is formed with one of the base and the two side walls of the docking body. The line end electrical connector is plugged into one of the docking spaces. The wire-to-board electrical connector of claim 1, wherein the front side of the two side walls of the board end electrical connector is respectively provided with an inwardly facing one of the positioning slots, and the positioning slot is embedded with a positioning. sheet. The wire-to-board electrical connector of claim 2, wherein the base of the docking base further comprises a plurality of embedded slots for embedding conductive terminals, the embedded slots communicating with the terminal slots and the latching holes . The wire-to-board electrical connector of claim 1, wherein the front end of the insulating seat is adjacent to the accommodating space and is provided with at least one snap hole for the front end of the docking terminal. Bend the buckle to the lower part and bend it. The wire-to-board electrical connector of claim 1, wherein the base of the rear end of the insulating base is provided with a plurality of through holes for the cable to be pierced, and the through holes are connected with the accommodating space to make the line The cable is electrically connected to the mating terminal by being pierced into the accommodating space. The wire-to-board electrical connector of claim 1, wherein the positioning convex portion is a guiding rail including a front narrow rear wide step, and the guiding rail has an upwardly extending portion for positioning the concave portion. Hold one of the bumps. The wire-to-board electrical connector of claim 10, wherein the positioning recesses are respectively disposed at two sides of the bottom surface of the insulating base, and the positioning recesses are recessed inwardly to form an elongated guiding groove. The relative position of the middle of the guiding groove relative to the convex portion is an inward depression There is a groove for receiving the one of the bumps. A board-end electrical connector for a wire-to-board connector of the first aspect of the patent application includes a pair of socket bodies, and a base end and a side wall of the docking base body are formed to be electrically connected by a wire end connector A plurality of conductive terminals are positioned on the base, and a positioning protrusion is respectively disposed at the bottom of the docking space adjacent to the two sidewalls. The board-end electrical connector of the wire-to-board electrical connector of claim 12, wherein the conductive terminals further comprise a guiding portion and a fastening portion, and the docking base is provided with a plurality of a terminal slot and a plurality of latching holes, wherein the terminal slots extend from the base along the top wall into the docking space, and the latching holes of the adjacent terminal slots penetrate the base, and the guiding portions pass through the terminal slots The terminal slot enters the docking space, and the latching portion is embedded in the latching hole to position the conductive terminal. The board-end electrical connector of the wire-to-board electrical connector of claim 13 , wherein the conductive terminals are provided with a guiding portion, wherein the front end of the guiding portion is provided with an inwardly inclined One of the guiding ends of the wire end electrical connector. The board-end electrical connector of the wire-to-board electrical connector of claim 12, wherein the docking body of the board-end electrical connector further comprises a top wall and a bottom wall, and the docking body One of the bases and the two side walls form a docking space for the wire end electrical connector to be inserted. The board-end electrical connector of the wire-to-board electrical connector of claim 12, wherein the docking body of the board-end electrical connector further comprises a top wall and a base of the docking base Forming a docking space with the two side walls for plugging the line end electrical connectors. The board-end electrical connector of the wire-to-board electrical connector of claim 12, wherein the front side of the second side wall of the board-end electrical connector is respectively provided with an inward recess A slot, the positioning slot is embedded with a positioning piece. The board-end electrical connector of the wire-to-board electrical connector of claim 13 , wherein the base of the docking base is further provided with an embedding slot for embedding a conductive terminal, the embedding slot and the The terminal slot and the inset hole are in communication. The board-end electrical connector of the wire-to-board electrical connector of claim 12, wherein a front end of the insulating seat is adjacent to the accommodating space, and a snap hole is provided. The buckled portion of the butt terminal is bent downward by two points. The board-end electrical connector of the wire-to-board electrical connector of claim 12, wherein the positioning protrusion is a guide rail including a front narrow rear wide section, the middle of the guiding rail is facing A bump for holding the positioning recess is extended on the upper portion. The board-end electrical connector of the wire-to-board electrical connector of claim 20, wherein the positioning recesses are respectively disposed at two sides of the bottom surface of the insulating base, and the positioning recesses are recessed inward to form a long strip. a guiding groove, the relative position of the guiding groove in the middle relative to the protruding block is an inward recess to accommodate a groove of the protruding block. A wire-end electrical connector for a wire-to-board connector of the first aspect of the patent application includes an insulating seat body having a receiving space recessed in the surface of the insulating seat, and a plurality of dockings are embedded in the receiving space The terminal, the butt terminal and the conductive terminal are butted together, and the two sides of the bottom surface of the insulating seat are respectively provided with one of the positioning recesses facing inwardly. The wire end electrical connector of the wire-to-board electrical connector of claim 22, wherein the front end of the insulating seat is adjacent to the accommodating space and is provided with at least one snap hole, the snap hole The buckle portion is bent by the front end of the docking terminal bent downward by two points. The wire end electrical connector of the wire-to-board electrical connector of claim 22, The base of the rear end of the insulating base is provided with a plurality of through holes for the cable to be connected, and the through holes are connected to the accommodating space, so that the cable is electrically connected to the mating terminal through the through hole into the accommodating space.