CN210607788U

CN210607788U - Electric connector

Info

Publication number: CN210607788U
Application number: CN201922052584.8U
Authority: CN
Inventors: 万佳美; 孔晓; 李锦琦
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-05-22
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to the technical field of connectors, and discloses an electric connector, which comprises an insulating body, a PCBA arranged in the insulating body, a metal shell covering the outer side of the insulating body, a switching structure, a terminal assembly and a filter module, wherein the switching structure is detachably connected and arranged in the insulating body and comprises a plurality of PIN PINs, one end of each PIN PIN is connected with the PCBA, the other end of each PIN PIN is exposed out of the insulating body, and the PIN PINs are detachably connected with the PCBA; the filtering module is arranged in the insulating body and detachably connected with the PCBA; the insulation body is provided with an insertion groove, the metal shell is provided with an insertion port matched with the insertion groove, the terminal component is arranged in the insertion groove, and the terminal component is electrically connected with the PCBA. This switching structure can be dismantled with insulator and be connected, and PIN foot and filtering module all can be dismantled with PCBA and be connected, can change corresponding switching structure and filtering module according to the user demand, have increased the commonality.

Description

Electric connector

Technical Field

The utility model relates to a connector technical field especially relates to an electric connector.

Background

With the development of social science and technology, computers are developing in the direction of strong operation function, fast operation speed, small volume and low cost. The connector matched with the computer is developed to the direction of miniaturization, high transmission speed and low cost, so that the connector can be rapidly supplied in accordance with market demands, and has the advantages of simplified internal structure, simple manufacturing process and high sharing requirement.

However, in the existing connector structure, specifications of Pin pins and lines are determined, so that the universality is poor due to great limitation to application fields.

Therefore, an electrical connector is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric connector, it has stronger commonality.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides an electric connector, it includes insulator, sets up PCBA, terminal subassembly in insulator and cladding in the metal casing of insulator outside still includes:

the insulating body is provided with an inserting groove, and the metal shell is provided with an inserting port matched with the inserting groove;

the switching structure is detachably connected and arranged on the insulating body and comprises a plurality of PIN PINs, one ends of the PIN PINs are connected to the PCBA, the other ends of the PIN PINs are exposed out of the insulating body, and the PIN PINs are detachably connected with the PCBA;

the filtering module is arranged in the insulating body and is detachably connected with the PCBA;

and the terminal component is arranged in the inserting groove and is electrically connected with the PCBA.

Preferably, the switching structure still includes the insulating block, the insulating block with insulator body can dismantle the connection, be provided with on the insulating block with PIN foot quantity assorted holds the chamber, hold the chamber and include isolation slot and jack, PIN foot part is located the isolation slot, the one end of PIN foot is passed the jack is exposed in the insulating block.

Preferably, the filtering module comprises a magnetic ring coil, a main body rubber shell and a connection PIN, the magnetic ring coil is arranged in the main body rubber shell, the connection PIN is connected with the magnetic ring coil, and the connection PIN penetrates through the main body rubber shell to be detachably connected with the PCBA.

Preferably, the insulation body is provided with a limit bolt, and the limit bolt and the PIN are exposed out of one end of the insulation body and are located on the same side of the insulation body.

Preferably, a grounding PIN is arranged on the metal shell, and the grounding PIN and the PIN are exposed at one end of the insulation body and are located on the same side of the insulation body.

Preferably, in the metal shell and the insulating body, one of the metal shell and the insulating body is provided with a clamping protrusion, and the other metal shell and the insulating body are provided with a clamping groove matched with the clamping protrusion in a clamping mode.

Preferably, the inner walls of the left side and the right side of the insertion groove are provided with accommodating grooves, the metal shell is provided with two elastic sheets matched with the accommodating grooves on the insertion port, and at least part of the elastic sheets are located in the accommodating grooves.

Preferably, a stop protrusion is provided within the insulative body, the stop protrusion being configured to stop the PCBA.

Preferably, an elastic pressing piece is arranged on the metal shell, and the free end of the elastic pressing piece is pressed against the PCBA.

Preferably, the PCBA is provided with a limiting hole, the insulating block is provided with a limiting bulge, and the limiting bulge can be inserted into the limiting hole to limit the insulating block;

the insulation block is characterized in that an accommodating cavity is formed in the insulation body, sliding grooves are formed in two side walls of the accommodating cavity and located at the bottom end of the insulation body, inserting protrusions are arranged at two ends of the insulation block and can be inserted into the two sliding grooves respectively, and the insulation block is inserted into the insulation body.

The utility model has the advantages that: this electric connector, the free end of PIN foot inserts on the board and board electric connection in the use, and wherein the switching structure can be dismantled with insulator and be connected, and PIN foot and filtering module all can be dismantled with PCBA and be connected, can change corresponding switching structure and filtering module according to the user demand, make the electric connector have stronger commonality. The metal shell has the function of shielding, and can avoid influencing the signal transmission quality of the electric connector due to interference of interference signals.

Drawings

Fig. 1 is a schematic view of an electrical connector according to the present invention;

fig. 2 is a schematic structural view of another perspective of the electrical connector provided by the present invention;

fig. 3 is a schematic structural diagram of the electrical connector provided by the present invention (excluding the metal housing);

fig. 4 is a schematic structural diagram of the electrical connector provided by the present invention (excluding the metal shell and the insulating body);

fig. 5 is a schematic structural diagram of the switching structure provided by the present invention;

fig. 6 is a schematic structural diagram of the insulation block provided by the present invention.

In the figure: 1. an insulating body; 11. inserting grooves; 111. accommodating grooves; 12. a limit bolt; 121. a limiting groove; 13. clamping the bulges; 14. a stop projection;

2. PCBA; 3. a metal housing; 31. a ground pin; 33. an elastic sheet; 34. elastic tabletting;

4. a switching structure; 41. a PIN PIN; 42. an insulating block; 421. an isolation trench; 422. a jack; 423. a limiting bulge; 424. inserting and connecting the bulges;

5. a filtering module; 51. connecting a PIN; 6. a terminal assembly.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, the present embodiment discloses an electrical connector, which includes an insulating housing 1, a PCBA2 disposed in the insulating housing 1, a metal shell 3 wrapped outside the insulating housing 1, an adapting structure 4, and a filter module 5. Be provided with on insulator 1 and accept the chamber, PCBA2, switching structure 4 and filter module 5 all are provided with and accept the intracavity, are provided with electric appliances such as electric capacity on the PCBA 2. Adapter structure 4 can be dismantled to connect and set up on insulator 1, and adapter structure 4 includes a plurality of PIN feet 41, and PCBA2 is connected to the one end of PIN foot 41, and the other end exposes in insulator 1, and PIN foot 41 can be dismantled with PCBA2 and be connected. The filtering module 5 is arranged in the insulating body 1, and the filtering module 5 is detachably connected with the PCBA 2.

This electric connector, the free end of PIN foot 41 inserts on the board and board electric connection in the use, and wherein adapter structure 4 can be dismantled with insulator 1 and be connected, and PIN foot 41 and filter module 5 all can be dismantled with PCBA2 and be connected, can change corresponding adapter structure and filter module 5 according to the user demand, have increased electric connector's commonality. The metal shell 3 has a shielding function, and can avoid the influence on the signal transmission quality of the electric connector due to the interference of interference signals.

As shown in fig. 1 and 4, the electrical connector further includes a terminal assembly 6, wherein the insulating body 1 is provided with a mating slot 11, the metal housing 3 is provided with a mating socket matching with the mating slot 11, the terminal assembly 6 is disposed in the mating slot 11, and the terminal assembly 6 is electrically connected to the PCBA 2. The terminal assembly 6 comprises a plurality of connecting terminals arranged side by side, a terminal groove for accommodating the connecting terminals is arranged on the insulating body 1, and the connecting terminals are partially positioned in the terminal groove and partially exposed in the insertion groove 11. The butting connector is inserted into the inserting groove 11, and the contact fingers or terminals of the butting connector are abutted with the connecting terminals so as to connect the butting connector and the electric connector.

As shown in fig. 4-6, the adapting structure 4 further includes an insulating block 42, the insulating block 42 is detachably connected to the insulating body 1, the insulating block 42 is provided with accommodating cavities matched with the number of the PIN PINs 41, the accommodating cavities include an isolating groove 421 and a jack 422, the PIN PINs 41 are partially located in the isolating groove 421, and one ends of the PIN PINs 41 pass through the jack 422 and are exposed out of the lower surface of the insulating block 42. The PIN 41 includes a first section and a second section arranged vertically, the end of the first section connected to the second section is located in the isolation slot 421, and the free end of the first section is inserted into the PCBA2 for detachable connection to the PCBA 2. The end of the second section connected to the first section is inserted into the insertion hole 422, and the free end is exposed outside the insulation block 42 and can be inserted onto the machine board, so as to electrically connect the machine board and the electric connector.

Be provided with spacing hole on PCBA2, be provided with spacing arch 423 on insulating block 42, spacing arch 423 can be inserted in spacing downtheholely, plays spacing effect. Accept all to be provided with the spout on two lateral walls in chamber, the spout is located insulator 1's bottom, and the both ends of insulating block 42 all are provided with grafting arch 424, and two grafting arch 424 can insert two spouts respectively in to insert insulating block 42 on insulator 1. The insulation block 42 is installed at the bottom end of the insulation body 1, and the free end of the PIN 41 is exposed at the bottom end of the insulation body 1. Under the effect of isolation slot 421 and jack 422, PIN only can reciprocate for insulating block 42, can not draw close each other, can avoid the short circuit.

As shown in fig. 4, the filter module 5 includes a magnetic ring coil, a main body rubber casing and a connection PIN51, the magnetic ring coil is disposed in the main body rubber casing, the connection PIN51 is connected to the magnetic ring coil, and the connection PIN51 passes through the main body rubber casing and is detachably connected to the PCBA 2. The filtering module 5 is an independent module and can be replaced according to the use requirement.

As shown in fig. 1 and fig. 2, the insulation body 1 is provided with a limit PIN 12, and the limit PIN 12 and one end of the PIN 41 exposed out of the insulation body 1 are located on the same side of the insulation body 1, that is, the limit PIN 12 is disposed on the bottom wall of the insulation body 1. The limit bolt 12 is further provided with a limit groove 121, in the process that the electric connector is connected to the machine plate, the limit bolt 12 is inserted into the guide hole in the machine plate, and the limit groove 121 can be inserted into the limit sheet below the machine plate so as to clamp the electric connector on the machine plate. The limiting bolt 12 has guiding and limiting functions on the electric connector, and can avoid the phenomenon that the PIN 41 is broken due to insertion deviation.

As shown in fig. 3, a stop protrusion 14 is provided within the insulating body 1, the stop protrusion 14 being configured to stop the PCBA 2. Specifically, a stop protrusion 14 is disposed on the upper side wall of the receiving cavity, a stop protrusion 14 is disposed at the bottom end of each of the left and right side walls, and the PCBA2 is stopped by the stop protrusion 14 after being installed in the receiving cavity.

As shown in fig. 1 and 2, one of the metal shell 3 and the insulating body 1 is provided with a clamping protrusion 13, and the other is provided with a clamping groove in clamping fit with the clamping protrusion 13. Preferably, in the present embodiment, the engaging protrusion 13 is disposed on the outer sidewall of the insulating body 1, and one engaging protrusion 13 is disposed at the bottom of each of the left and right sidewalls of the insulating body 1. All be provided with one on two curb plates of the left and right sides of metal casing 3 with the protruding 13 joint complex joint grooves of joint, after metal casing 3 overlaps in insulator 1 outside, joint arch 13 and joint groove joint to be fixed in insulator 1 with metal casing 3 on.

The metal shell 3 is provided with an elastic pressing sheet 34, and the free end of the elastic pressing sheet 34 is pressed against the PCBA 2. Specifically, the elastic pressing piece 34 is disposed on the side plate of the metal housing 3 away from the socket, the elastic pressing piece 34 abuts against the upper half portion of the PCBA2, the bottom end of the PCBA2 abuts against the insulating body 1 by the insulating block 42, and the PCBA2 is fixed in the insulating body 1 by the cooperation of the two.

The inner walls of the left side and the right side of the insertion groove 11 are provided with accommodating grooves 111, the metal shell 3 is provided with elastic pieces 33 which extend into the insertion groove 11 and are matched with the two accommodating grooves 111 on the insertion port, and at least parts of the elastic pieces 33 are positioned in the accommodating grooves 111. When the mating connector is not plugged in the plugging slot 11, the free end of the elastic sheet 33 is located in the plugging slot 11, the elastic sheet 33 has guiding and limiting functions in the process of inserting the mating connector into the plugging slot 11, and the elastic sheet 33 can enable the mating connector to be inserted into the plugging slot 11 in a right direction so as to avoid crushing the terminal assembly 6 and the terminals of the mating connector.

The metal shell 3 is provided with a grounding PIN 31, and the grounding PIN 31 and one end of the PIN 41 exposed out of the insulation body 1 are located on the same side of the insulation body 1. Specifically, the grounding pin 31 is disposed at the bottom end of the metal shell 3, and the bottom ends of the left and right side walls of the metal shell 3 are both extended downward to form one grounding pin 31. When the electric connector is connected to the machine plate, the grounding pin 31 is inserted into the machine plate and is provided with an insertion hole, so that the grounding pin 31 is communicated with a grounding circuit of the machine plate, the metal shell 3 is grounded, the stray current on the metal shell 3 can flow into the ground, and the interference on the signal transmission of the electric connector is reduced.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides an electric connector, its includes insulator (1), set up PCBA (2) in insulator (1), terminal subassembly (6) and cladding in metal casing (3) outside insulator (1), its characterized in that still includes:

the insulation body (1) is provided with an insertion groove (11), and the metal shell (3) is provided with an insertion port matched with the insertion groove (11);

the switching structure (4) is detachably connected and arranged on the insulating body (1), the switching structure (4) comprises a plurality of PIN PINs (41), one ends of the PIN PINs (41) are connected to the PCBA (2), the other ends of the PIN PINs are exposed out of the insulating body (1), and the PIN PINs (41) are detachably connected with the PCBA (2);

the filter module (5) is arranged in the insulating body (1), and the filter module (5) is detachably connected with the PCBA (2);

the terminal assembly (6) is arranged in the insertion groove (11), and the terminal assembly (6) is electrically connected with the PCBA (2).

2. The electrical connector according to claim 1, wherein the adapting structure (4) further comprises an insulating block (42), the insulating block (42) is detachably connected with the insulating body (1), the insulating block (42) is provided with accommodating cavities, the number of the accommodating cavities is matched with that of the PIN PINs (41), the accommodating cavities comprise an isolating groove (421) and a jack (422), the PIN PINs (41) are partially located in the isolating groove (421), and one ends of the PIN PINs (41) pass through the jack (422) and are exposed out of the insulating block (42).

3. The electrical connector of claim 1, wherein the filter module (5) comprises a magnetic loop coil, a main body rubber housing, and a connection PIN (51), the magnetic loop coil being disposed within the main body rubber housing, the connection PIN (51) being connected to the magnetic loop coil, the connection PIN (51) being detachably connected to the PCBA (2) through the main body rubber housing.

4. The electrical connector according to claim 1, wherein the insulative housing (1) is provided with a limiting PIN (12), and the limiting PIN (12) and the PIN (41) are exposed at one end of the insulative housing (1) and located at the same side of the insulative housing (1).

5. The electrical connector according to claim 1, wherein the metal shell (3) is provided with a grounding PIN (31), and the grounding PIN (31) and the PIN (41) are exposed at one end of the insulating body (1) and located at the same side of the insulating body (1).

6. The electrical connector according to claim 1, wherein one of the metal shell (3) and the insulating body (1) is provided with a clamping protrusion (13), and the other is provided with a clamping groove matched with the clamping protrusion (13) in a clamping manner.

7. The electrical connector of claim 1, wherein the inner walls of the left and right sides of the insertion slot (11) are provided with receiving slots (111), the metal housing (3) is provided with an elastic piece (33) matched with the two receiving slots (111) at the insertion port, and the elastic piece (33) is at least partially positioned in the receiving slot (111).

8. The electrical connector of claim 1, wherein a stop protrusion (14) is provided within the insulative body (1), the stop protrusion (14) being configured to stop the PCBA (2).

9. The electrical connector of claim 1, wherein the metal housing (3) is provided with a resilient tab (34), and a free end of the resilient tab (34) abuts against the PCBA (2).

10. The electrical connector of claim 2, wherein the PCBA (2) is provided with a limiting hole, the insulating block (42) is provided with a limiting protrusion (423), and the limiting protrusion (423) can be inserted into the limiting hole to limit the insulating block (42);

be provided with on insulator (1) and accept the chamber, all be provided with the spout on two lateral walls of accepting the chamber, the spout is located the bottom of insulator (1), the both ends of insulating block (42) all are provided with grafting arch (424), two grafting arch (424) can insert respectively in two spouts, with insulating block (42) insert in on insulator (1).