CN216214278U

CN216214278U - Female-end electric connector utilizing PCB adapter plate to simplify assembly process

Info

Publication number: CN216214278U
Application number: CN202122384024.XU
Authority: CN
Inventors: 李明月; 马俊祥
Original assignee: Longjie Suzhou Electronic Technology Co ltd; Leoco Suzhou Precise Industrial Co Ltd
Current assignee: Longjie Suzhou Electronic Technology Co ltd; Leoco Suzhou Precise Industrial Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

A female end electric connector utilizing a PCB adapter plate to simplify assembly procedures comprises the PCB adapter plate, a female terminal, a plastic shell, an insulator and a cable. The insulator and the plastic shell are of an integrally formed structure, and the insulator penetrates through the plastic shell from top to bottom; the side part of the plastic shell is provided with a wire outlet. The insulator is internally provided with a slot which vertically penetrates through the insulator, and the upper end of the slot is opened on the upper surface of the insulator to form a female end interface; the lower end opening is formed on the lower surface of the insulator to form a socket. The female terminal is provided with a welding part and a contact part, and is positioned in the slot, the welding part extends out of the socket, and the contact part is positioned at the female end interface. The PCB adapter plate comprises a PCB, wherein a jack which penetrates through the PCB up and down is formed in the PCB, the jack corresponds to the position of the jack, and the part of the welding part extending out of the jack is inserted into and welded in the jack; the upper surface or the lower surface of the PCB board is provided with a conducting strip which is electrically connected with the jack. One end of the cable is welded on the conducting strip, and the other end of the cable is led out through the wire outlet.

Description

Female-end electric connector utilizing PCB adapter plate to simplify assembly process

Technical Field

The utility model relates to the technical field of electric connectors, in particular to a female-end electric connector which simplifies assembly procedures by utilizing a PCB adapter plate.

Background

Connectors are widely used in many industries, such as servo motors, for power current transmission and signal transmission. When the connector is used, two connectors respectively provided with a pin terminal and a socket terminal are mutually inserted and matched to form an electric connector set. The pin terminals and the socket terminals are generally referred to as male terminals and female terminals, the connectors having the male terminals are referred to as male connectors, and the connectors having the female terminals are referred to as female connectors.

The female connector structure generally comprises a plastic shell, an insulator, a female terminal and a wire outlet, the existing female connector is assembled manually, the insulator is installed in the plastic shell in a pressing mode manually, then the interface of a cable is riveted or welded on the female terminal, and then the female terminal is integrally installed in the insulator to achieve assembly.

The manual assembly mode has low efficiency, particularly for the condition that a plurality of female terminals are needed, the efficiency of manually connecting the cable and the female terminals is low, so that the assembly efficiency of the electric connector is low, the consumed time is long, and the large-scale mass production cannot be realized. In order to realize large-scale mass production, manual operation must be replaced by automatic equipment, but the existing connection mode of the cable and the female terminal cannot realize automatic production.

In view of the above, the present invention is to design a female electrical connector that can simplify the assembly process, achieve mass production, shorten the assembly time, and improve the assembly efficiency.

Disclosure of Invention

The utility model aims to provide a female-end electric connector which utilizes a PCB adapter plate to simplify the assembly process.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a female end electric connector utilizing a PCB adapter plate to simplify assembly procedures comprises the PCB adapter plate, a female terminal, a plastic shell, an insulator and a cable.

The insulator and the plastic shell are of an integrally formed structure, the thickness direction of the plastic shell is defined as the vertical direction, and the insulator penetrates through the plastic shell vertically; and the side part of the plastic shell is provided with a wire outlet.

The insulator is internally provided with a slot which vertically penetrates through the insulator, and the upper end opening of the slot forms a female end interface on the upper surface of the insulator; the lower end opening of the slot is formed on the lower surface of the insulator to form a socket.

The female terminal is provided with a welding part and a contact part, the female terminal is positioned in the slot, the welding part extends out of the socket, and the contact part is positioned at the interface of the female end.

The PCB adapter plate is positioned below the lower surface of the insulator and comprises a PCB, a jack which penetrates through the PCB up and down is formed in the PCB, the jack on the PCB corresponds to the position of the jack on the insulator, and the welding part is inserted into the jack through the part, extending out of the jack, of the socket and is welded in the jack; and the upper surface or the lower surface of the PCB is provided with a conducting strip which is electrically connected with the jack.

One end of the cable is welded on the conducting strip, and the other end of the cable is led out through the wire outlet.

The relevant content in the above technical solution is explained as follows:

1. in the above scheme, the assembling process of the female-end electric connector is as follows: the welding part of the female terminal extends into the slot from the female end interface on the upper surface of the insulator, the female terminal is continuously pushed and pressed until the welding part of the female terminal extends out from the socket on the lower surface of the insulator, the female terminal is inserted into the slot, and the contact part of the female terminal is positioned at the female end interface. Above installation female terminal bulldoze the process and can realize through mechanical equipment, like the punching machine, do not need artifical installation terminal, can realize automatic volume production, for prior art, technical staff in the field can realize.

When the female terminal is installed, one end of the cable can be welded to the conducting strip on the PCB adapter plate. The welding process can be realized by electric welding of an automatic electric welding machine, and manual welding is avoided.

And then the whole PCB adapter plate provided with the cable is correspondingly arranged on the insulator or the plastic shell together with the lower surface of the insulator, the welding part extending out of the socket is inserted into the corresponding jack on the PCB adapter plate and then is welded and fixed, and the welding step can also be realized by electric welding of an automatic electric welding machine. Through the electric connection of jack and conducting strip on the PCB keysets, realize the electric connection of female terminal and cable.

When the female electric connector and the male electric connector are assembled, the pin of the male terminal extends into the female interface on the upper surface of the insulator and is inserted into the contact part of the female terminal, so that the male terminal and the female terminal are assembled.

The whole assembling process, the splicing of the slot of the female terminal and the insulator, the welding of the PCB adapter plate and the cable, and the welding of the welding part of the PCB adapter plate and the female terminal can all realize automatic operation, can realize large-scale mass production, shortens the installation time, and improves the assembling efficiency.

2. In the above scheme, the insulator and the plastic shell are in an integrally formed structure. The insulator and the plastic shell are integrally formed during processing, so that the step of mounting the insulator on the plastic shell is omitted, the assembly process is simplified, and the mounting time is saved.

3. In the above scheme, the insulator is vertically penetrated in the plastic shell. Meaning that both the upper and lower surfaces of the insulator are exposed.

4. In the above scheme, the cable may be a power line, a signal line, or the like, and the cable includes a core wire and an insulating coating portion, and the insulating coating portion is disposed around the core wire.

5. In the above scheme, the insulator is the prior art in the industry of the electric connector, and comprises a pin installing insulator and a jack installing insulator, wherein the pin installing insulator and the jack installing insulator are used for keeping the pin inserting jack at a set position, and the contact bodies and the shell are mutually electrically insulated, so that the insulating protection effect is achieved. The insulator is usually made of PBT, NYLON, ABS, PC, LCP, etc. The specific structure and structure of the insulator can be flexibly adjusted according to the functional requirements of the electrical connector, which are well known to those skilled in the art, and therefore, the detailed description thereof is omitted here.

6. In the above aspect, the female terminal has a soldering portion and a contact portion. The contact part and the welding part of the terminal are both in the prior art, and the contact part is used for the male terminal to be in plug-in fit, so that the electrical connection is realized. The welding part is used for welding the cable, and the electric connection with the cable is realized.

7. In the above solution, the insertion hole on the PCB corresponds to the position of the insertion hole on the insulator, and the soldering portion is inserted into and soldered to the insertion hole through the portion of the insertion hole protruding from the insertion hole. The jack on inserting the PCB board through female terminal weld part can realize that the PCB keysets fixes a position fast, and realizes female terminal and the quick grafting of PCB keysets.

8. In the above scheme, the number of the slots on the insulator, the number of the jacks on the PCB adapter plate and the number of the conducting strips are multiple, the jacks correspond to the sockets on the insulator one to one, the conducting strips are electrically connected to the jacks one to one, or the conducting strips correspond to one of the jacks. The jacks are arranged on the PCB adapter plate in one row or multiple rows. The conducting strips are regularly arranged on the PCB adapter plate.

9. In the above scheme, the welding part is needle-shaped or strip-shaped.

10. In the above scheme, the size of the female terminal interface is larger than that of the socket, and the female terminal is inserted into the slot through the female terminal interface.

11. In the above scheme, female terminal has a length, and female terminal length direction's one end sets up the contact site, and the other end sets up the welding part.

12. In the above scheme, the PCB adapter plate is mounted on the lower surface of the plastic shell.

13. In the above scheme, the female-end electrical connector further comprises a cover plate, wherein the cover plate is arranged on the lower surface of the plastic shell and covers the PCB adapter plate. The cover plate is integrally formed on the plastic shell in an injection molding mode. In order to ensure the waterproof and bonding effects, low-pressure injection molding is preferably adopted, the process is the prior art and can be realized by low-pressure injection molding equipment, and the process can be realized by a person skilled in the art according to the prior art. The specific steps may include: step one, adding hot melt adhesive into a hot melt adhesive machine and inserting a material to be processed into a die; setting hot melt adhesive parameters as required, and injecting the hot melt adhesive to a mold; and step three, waiting for a period of time, such as one minute, opening the mold and taking out the material, thus completing the low-pressure injection molding. The cover plate is fixed to the plastic shell mainly by screws and other fasteners at present, and the cover plate can be installed in a simplified mode by adopting a low-pressure injection molding mode, automatic mass production can be realized through hot melt adhesive and a mold, and the assembly efficiency is improved.

14. In the above scheme, the female terminal is a signal terminal.

The working principle of the utility model is as follows: the assembly process of the female end electric connector comprises the following steps: the welding part of the female terminal extends into the slot from the female end interface on the upper surface of the insulator, the female terminal is continuously pushed and pressed until the welding part of the female terminal extends out from the socket on the lower surface of the insulator, the female terminal is inserted into the slot, and the contact part of the female terminal is positioned at the female end interface. When the female terminal is installed, one end of the cable can be welded to the conducting strip on the PCB adapter plate. And then the whole PCB adapter plate provided with the cable is arranged on the insulator or the plastic shell correspondingly to the lower surface of the insulator, and the welding part extending out of the socket is inserted into the corresponding jack on the PCB adapter plate and then is welded and fixed. Through the electric connection of jack and conducting strip on the PCB keysets, realize the electric connection of female terminal and cable. When the female electric connector and the male electric connector are assembled, the pin of the male terminal extends into the female interface on the upper surface of the insulator and is inserted into the contact part of the female terminal, so that the male terminal and the female terminal are assembled.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the PCB adapter plate is additionally arranged between the female terminal and the cable, the contact part of the female terminal is spliced and welded with the jack on the PCB adapter plate, and the cable is welded with the conducting strip on the PCB adapter plate, so that the electrical connection between the female terminal and the cable is realized. The whole assembling process, the splicing of the slot of the female terminal and the insulator, the welding of the PCB adapter plate and the cable, and the welding of the welding part of the PCB adapter plate and the female terminal can all realize automatic operation, can realize large-scale mass production, shortens the installation time, and improves the assembling efficiency.

2. The insulator and the plastic shell are integrally formed during processing, so that the step of mounting the insulator on the plastic shell is omitted, the assembly process is simplified, and the mounting time is saved.

3. According to the utility model, the female terminal welding part is inserted into the jack on the PCB, so that the PCB adapter plate can be quickly positioned, the female terminal and the PCB adapter plate can be quickly inserted, and the assembly efficiency is improved.

Drawings

FIG. 1 is a perspective view of the integrated top surface of a plastic housing and insulator in accordance with an embodiment of the present invention;

FIG. 2 is a perspective view of the integrated bottom surface of the plastic shell and insulator of an embodiment of the present invention;

FIG. 3 is a perspective view of the upper surface of a female terminal mounted thereon in accordance with an embodiment of the present invention;

FIG. 4 is a perspective view of the lower surface of a female terminal mounted thereon according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a connection between a PCB patch panel and a cable according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a PCB interposer mounted to a plastic housing in accordance with an embodiment of the present invention;

FIG. 7 is a perspective view of the embodiment of the present invention after installation of the cover plate;

FIG. 8 is a schematic diagram of a PCB adapter plate structure according to an embodiment of the present invention;

fig. 9 is a perspective view of a female signal terminal according to an embodiment of the present invention;

fig. 10 is another perspective view of a female signal terminal according to an embodiment of the present invention.

In the above drawings: 1. a PCB adapter plate; 2. a female terminal; 3. a plastic housing; 4. an insulator; 5. a cable; 6. an outlet; 7. a slot; 8. a socket; 9. welding the part; 10. a contact portion; 11. a jack; 12. a conductive sheet; 13. and (7) a cover plate.

Detailed Description

The utility model is further described with reference to the following figures and examples:

example (b): female-end electric connector utilizing PCB adapter plate to simplify assembly process

The PCB adapter plate comprises a PCB adapter plate 1, a female terminal 2, a plastic shell 3, an insulator 4 and a cable 5.

Referring to fig. 1-2, the insulator 4 and the plastic shell 3 are integrally formed, the thickness direction of the plastic shell 3 is defined as the vertical direction, and the insulator 4 is vertically inserted into the plastic shell 3; an outlet 6 is arranged on the side of the plastic shell 3.

A slot 7 which penetrates through the insulator 4 up and down is formed in the insulator 4, and the upper end opening of the slot 7 forms a female end interface on the upper surface of the insulator 4; the lower end of the slot 7 is opened on the lower surface of the insulator 4 to form a socket 8.

Referring to fig. 9-10, the female terminal 2 has a soldering portion 9 and a contact portion 10, referring to fig. 3-4, the female terminal 2 is positioned in the slot 7, the soldering portion 9 extends from the socket 8, and the contact portion 10 is located at the female terminal interface. The welding portion 9 is needle-shaped. The size of the female terminal interface is larger than that of the socket 8, and the female terminal 2 is inserted into the slot 7 through the female terminal interface. The female terminal 2 has a length, and a contact portion 10 is provided at one end of the female terminal 2 in the length direction and a soldering portion 9 is provided at the other end. The female terminal 2 is a signal terminal.

Referring to fig. 5 to 8, the PCB interposer 1 is positioned below the lower surface of the insulator 4, the PCB interposer 1 includes a PCB, the PCB is provided with a jack 11 vertically penetrating through the PCB, the jack 11 on the PCB corresponds to the socket 8 on the insulator 4, and the soldering portion 9 is inserted into and soldered to the jack 11 through the portion of the socket 8 extending out; the upper surface or the lower surface of the PCB is provided with a conducting strip 12, and the conducting strip 12 is electrically connected with the jack 11. The PCB adapter plate 1 is arranged on the lower surface of the plastic shell 3.

The number of the slots 7 on the insulator 4, the number of the jacks 11 on the PCB adapter plate 1 and the number of the conducting strips 12 are twelve, the jacks 11 correspond to the positions of the jacks 8 on the insulator 4 one by one, and the conducting strips 12 are electrically connected with the jacks 11 one by one. The jacks 11 are arranged in two rows on the PCB adapter plate 1, the number of the jacks in the upper row is six, and the number of the jacks in the lower row is six. The conducting strips 12 are arranged in a row at one edge of the PCB adapter plate 1.

One end of the cable 5 is welded on the conducting strip 12, and the other end is led out through the outlet 6.

The female-end electric connector further comprises a cover plate 13, wherein the cover plate 13 is arranged on the lower surface of the plastic shell 3 in a covering mode and covers the PCB adapter plate 1. The cover plate 13 is integrally injection-molded on the plastic housing 3.

The assembly process of the female end electric connector comprises the following steps: firstly, the welding part 9 of the female terminal 2 extends into the slot 7 from the female end interface on the upper surface of the insulator 4, and the female terminal 2 is continuously pushed until the welding part 9 of the female terminal 2 extends out from the socket 8 on the lower surface of the insulator 4, the female terminal 2 is inserted into the slot 7, and the contact part 10 of the female terminal 2 is positioned at the female end interface. While the female terminal 2 is mounted, one end of the cable 5 is soldered to the conductive sheet 12 on the PCB interposer 1. And then the whole PCB adapter plate 1 provided with the cable 5 is arranged on the insulator 4 or the plastic shell 3 corresponding to the lower surface of the insulator 4, and the welding part 9 extending out of the socket 8 is inserted into the corresponding jack 11 on the PCB adapter plate 1 and then is welded and fixed. The electrical connection between the female terminal 2 and the cable 5 is realized through the electrical connection between the jack 11 and the conductive sheet 12 on the PCB adapter plate 1. When the female electric connector and the male electric connector are assembled, the pin of the male terminal extends into the female interface on the upper surface of the insulator 4 and is inserted into the contact part 10 of the female terminal 2, so that the male terminal and the female terminal 2 are assembled.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an utilize PCB keysets to simplify female end electric connector of equipment process which characterized in that: the PCB adapter plate comprises a PCB adapter plate (1), a female terminal (2), a plastic shell (3), an insulator (4) and a cable (5);

the insulator (4) and the plastic shell (3) are of an integrally formed structure, the thickness direction of the plastic shell (3) is defined as the vertical direction, and the insulator (4) penetrates through the plastic shell (3) vertically; a wire outlet (6) is formed in the side part of the plastic shell (3);

a slot (7) which vertically penetrates through the insulator (4) is formed in the insulator (4), and the upper end opening of the slot (7) forms a female end interface on the upper surface of the insulator (4); the lower end of the slot (7) is opened on the lower surface of the insulator (4) to form a socket (8);

the female terminal (2) has a soldering portion (9) and a contact portion (10), the female terminal (2) is positioned in the slot (7), the soldering portion (9) protrudes from the socket (8), and the contact portion (10) is positioned at the female end interface;

the PCB adapter plate (1) is positioned below the lower surface of the insulator (4), the PCB adapter plate (1) comprises a PCB, a jack (11) which penetrates through the PCB up and down is formed in the PCB, the jack (11) in the PCB corresponds to a socket (8) in the insulator (4), and the welding part (9) is inserted into the jack (11) through the part, extending out of the socket (8), of the welding part; the upper surface or the lower surface of the PCB is provided with a conducting strip (12), and the conducting strip (12) is electrically connected with the jack (11);

one end of the cable (5) is welded on the conducting strip (12), and the other end of the cable is led out through the wire outlet (6).

2. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the number of the slots (7) in the insulator (4), the number of the jacks (11) and the number of the conducting plates (12) in the PCB adapter plate (1) are multiple, the jacks (11) are in one-to-one correspondence with the positions of the jacks (8) in the insulator (4), the conducting plates (12) are in one-to-one correspondence with the jacks (11) and are electrically connected, or one conducting plate (12) corresponds to one jack (11) and is electrically connected.

3. The female electrical connector as claimed in claim 2, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the jacks (11) are arranged on the PCB adapter plate (1) in one row or multiple rows.

4. The female electrical connector as claimed in claim 2, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the conducting strips (12) are regularly arranged on the PCB adapter plate (1).

5. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the welding part (9) is needle-shaped or strip-shaped.

6. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the size of the female terminal interface is larger than that of the socket (8), and the female terminal (2) is inserted into the slot (7) through the female terminal interface.

7. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: female terminal (2) have a length, and female terminal (2) one end in the length direction sets up contact site (10), and the other end sets up welding part (9).

8. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the PCB adapter plate (1) is arranged on the lower surface of the plastic shell (3).

9. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the female end electric connector also comprises a cover plate (13), the cover plate (13) is arranged on the lower surface of the plastic shell (3) in a covering mode and covers the PCB adapter plate (1);

the cover plate (13) is integrally injection-molded on the plastic shell (3).

10. The female electrical connector as claimed in claim 1, wherein the assembly process is simplified by using a PCB interposer, and the assembly process comprises: the female terminal (2) is a signal terminal.