CN106877069B

CN106877069B - Connector is inhaled to magnetism and double entry magnetism is inhaled connector

Info

Publication number: CN106877069B
Application number: CN201710166044.5A
Authority: CN
Inventors: 刘树忠
Original assignee: Shenzhen Xbrother Technology Co ltd
Current assignee: Shenzhen Xbrother Technology Co ltd
Priority date: 2017-03-20
Filing date: 2017-03-20
Publication date: 2022-12-20
Anticipated expiration: 2037-03-20
Also published as: CN106877069A

Abstract

The invention discloses a magnetic suction connector and a compound magnetic suction connector, wherein the connector consists of a connector shell, a PCB (printed circuit board) clamped on the inner side of the lower end of the connector shell, a magnetic suction metal sheet and a signal transmission metal sheet which are soldered on the PCB, and a clamping bulge which is connected with the connector shell and used for supporting and limiting the PCB, wherein the middle part of the connector shell is provided with a first through hole, and the magnetic suction metal sheet and the signal transmission metal sheet are visible through the first through hole so as to improve the magnetic suction capability of the magnetic suction metal sheet and the signal transmission capability of the signal transmission metal sheet. The magnetic suction connector provided by the invention adopts the parts which are all sheet-shaped in appearance, has a simple structure and occupies a small space, and in addition, because the magnetic suction metal sheet and the signal transmission metal sheet are both welded on a PCB board through an automatic chip mounter, the processing efficiency is improved, and the processing cost is effectively reduced.

Description

Connector is inhaled to magnetism and double entry magnetism is inhaled connector

Technical Field

The invention relates to the technical field of connectors, in particular to a magnetic connector and a compound magnetic connector.

Background

CONNECTOR, i.e. CONNECTOR. Also known domestically as connectors, plugs and sockets. Generally referred to as an electrical connector. I.e., a device that connects two active devices, carrying a current or signal. The effect is very simple: a bridge for communication is erected between the blocked part or isolated and non-communicated circuits in the circuit, so that current flows, and the circuit achieves the preset function.

The magnetic connector is a connector which is convenient to use and is also a connector which is commonly used in the prior electronic products.

Existing magnetically-attached connectors typically include: the connector comprises a connector body, a plurality of signal pins for signal or electric energy transmission, an insulator connected between the connector body and the signal pins, and one or more magnetic bodies for magnetic adsorption. The magnetic connector with the structure form has the defects of complex structure, large size, low processing and assembling efficiency and high cost, and can not meet the requirements of users on miniaturization and low cost of the magnetic connector.

Accordingly, the prior art is yet to be improved and developed.

Disclosure of Invention

In view of the above-mentioned deficiencies of the prior art, an object of the present invention is to provide a magnetic connector and a multiple magnetic connector, which are capable of solving the problem that the magnetic connector in the prior art is not capable of meeting the requirements of users on miniaturization and low cost of the magnetic connector due to its complicated structure, large size, low manufacturing and assembling efficiency and high cost.

The technical scheme of the invention is as follows:

a magnetic connector is composed of a connector shell, a PCB clamped on the inner side of the lower end of the connector shell, a magnetic metal sheet and a signal transmission metal sheet which are soldered on the PCB, and a clamping protrusion which is connected with the connector shell and used for supporting and limiting the PCB;

the connector shell is provided with a first through hole in the middle, and the magnetic attraction metal sheet and the signal transmission metal sheet are visible through the first through hole.

In an optimized scheme, the connector is magnetically attracted, wherein a clamping groove for clamping the PCB is formed on the inner side of the lower end of the connector shell.

In an embodiment, the connector is magnetically attracted, wherein the two holding protrusions are symmetrically arranged at two ends of the lower side of the holding groove, and the PCB is supported and limited by the holding protrusions after being inserted into the holding groove.

In an optimized scheme, the magnetic connector is characterized in that two ends of the magnetic metal sheet are respectively bent to form a bending edge, and the connector shell is provided with two insertion grooves corresponding to the bending edges.

In the preferred scheme, connector is inhaled to magnetism, wherein, the sheetmetal of inhaling includes: a metal sheet body arranged annularly; and the bent edge is perpendicular to the metal sheet body after being bent.

In an optimized scheme, the magnetic connector is characterized in that a second through hole is formed in the center of the metal sheet body, and the signal transmission metal sheet and the metal sheet body are coaxially arranged and penetrate through the second through hole.

In a preferred embodiment, the magnetic connector is provided with a flared extension hole above the first through hole.

In a preferred embodiment, the connector is magnetically attracted, wherein the connector housing is made of a non-metallic material.

In a preferred embodiment, the magnetic connector is characterized in that the magnetic metal sheet is made of conductive metal capable of attracting permanent magnetic objects.

A multiple magnetic connector, wherein the multiple magnetic connector is formed by connecting the magnetic connectors of any one of claims 1 to 9 end to end, and the connector housing and the PCB board of the multiple magnetic connectors are integrally formed.

Compared with the prior art, the magnetic connector provided by the invention adopts the parts which are all flaky in appearance, simple in structure and small in occupied space; in addition, because the magnetic attraction metal sheet and the signal transmission metal sheet are both welded on the PCB through the automatic chip mounter, the processing efficiency is improved, and the processing cost is effectively reduced.

Drawings

FIG. 1 is a schematic view of a magnetic connector according to a preferred embodiment of the present invention.

FIG. 2 is an exploded view of a preferred embodiment of the magnetic connector of the present invention.

Figure 3 is a schematic diagram of a dual magnetic attachment connector according to a preferred embodiment of the present invention.

Figure 4 is an exploded view of a preferred embodiment of the multiple magnetic attachment connector of the present invention.

Detailed Description

The invention provides a magnetic connector and a compound magnetic connector, which are further described in detail below with reference to the accompanying drawings and examples in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 and 2, the magnetic connector provided by the present invention only comprises a housing 1, a PCB 4 engaged with the inner side of the lower end of the connector housing 1, a magnetic metal sheet 2 and a signal transmission metal sheet 3 soldered to the PCB 4, and a holding protrusion 12 connected to the connector housing 1 for supporting and limiting the PCB 4.

The connector housing 1 is provided with a first through hole 13 in the middle, and the magnetic metal sheet 2 and the signal transmission metal sheet 3 are visible through the first through hole 13. In a further preferred embodiment of the present invention, the PCB 4 is provided with cable pads (not shown), which include power pads, ground pads, and signal pads. The PCB board 4 is generally composed of resin, glass fiber, and copper skin.

In a further preferred embodiment of the present invention, a holding groove 11 for holding the PCB 4 is formed inside the lower end of the connector housing.

Preferably, in the magnetic connector, the holding grooves 11 limit the PCB 4 and fix the PCB 4 on the housing 1 through the holding protrusions 12, so that the holding grooves 11 are respectively disposed at two sides of the lower end of the housing 1, and the holding grooves 11 may be configured in a slide rail type, a U-type, or a V-type, so as to facilitate the PCB 4 to be installed in the housing 1, preferably in the U-type.

In a further preferred embodiment of the present invention, two holding protrusions 12 are provided, two holding protrusions 12 are symmetrically provided at two ends of the lower side of the holding groove 11, and the PCB 4 is inserted into the holding groove 11 and then supported and limited by the holding protrusions 12.

In a further preferred embodiment of the present invention, two ends of the magnetically attracting metal sheet are respectively bent to form a bent edge 21, and the connector housing is provided with two insertion slots 15 corresponding to the bent edges.

The bending edges 21 are inserted into the insertion grooves 15 to play a positioning role, so that the bending edges 21 are arranged on the upper side, the lower side or the left side and the right side of the magnetic metal sheet in pairs.

In the preferred embodiment, the depth of the insertion groove 15 does not exceed the thickness of the housing 1, while ensuring that the bent edge can be smoothly inserted into the insertion groove 15, and the position of the retaining groove 15 is set according to the diameter of the annular metal sheet, but not too close to the first through hole 13. In a further preferred embodiment of the present invention, the magnetically attracted metal sheet comprises: a metal sheet body arranged annularly; and a bent edge 21 which is perpendicular to the metal sheet body after being bent. In a further preferred embodiment of the present invention, the metal sheet body is provided with a second through hole 22 at the center, and the signal transmission metal sheet is disposed coaxially with the metal sheet body and penetrates through the second through hole 22.

Preferably, in the connector is inhaled to magnetism, wherein, signal transmission sheetmetal 3 is the disc, signal transmission sheetmetal 3 is used for with electric current or signal transmission to next equipment, signal transmission sheetmetal 3 needs to select conductive metal, preferably metal copper for use.

Preferably, in the magnetic connector, wherein the connector housing 1 is provided with a flared extension hole above the first through hole 13, and the extension hole is used for guiding the matched magnetic head to be inserted into the first through hole on the housing, so that the insertion operation is easier.

Preferably, in the magnetic connector, the bottom of the expansion hole is connected to the first through hole 13 and gradually expands outwards.

In a further preferred embodiment of the invention, the connector housing 1 functions to firmly fix the PCB board 4 inside the lower end of the housing 1.

Further, shell 1 can adopt quadrangle shape, preferably, adopts the rectangle shape, the upper end of shell 1 all adopts the fillet transition, can reduce shell 1's stress concentration, can also be in simultaneously font such as "magnetism connector of inhaling" is set up on the surface of shell 1 upper end.

In a further preferred embodiment of the present invention, the magnetically attractive metal sheet 2 is made of conductive metal capable of attracting permanent magnetic objects.

Preferably, in the connector is inhaled to magnetism, wherein, the sheetmetal 2 is inhaled to magnetism can select for use iron metal, and iron attracts each other with permanent magnetism nature object very easily, so, with when connector is inhaled with magnetism and is inhaled formula plug (not shown in the figure) and be connected, the sheetmetal very easily with the formula plug inter attraction is inhaled to magnetism, can reduction in production cost again simultaneously, the diameter of the sheetmetal 2 is inhaled to magnetism is decided by insertion groove 15, guarantees can with bend limit 21 inserts in insertion groove 15.

In a further preferred embodiment of the present invention, the cable is wired from other positions (two ends) of the PCB, and this structure is a magnetic attraction type socket.

The working principle of the magnetic connector comprises the following steps:

step S100, welding a signal transmission metal sheet 3 and a magnetic metal sheet 4 on a PCB in sequence through an automatic chip mounter, and ensuring that the magnetic metal sheet and the signal transmission metal sheet are coaxially arranged;

and step S200, respectively inserting the two bent edges on the magnetic metal sheet into the two insertion grooves, and simultaneously clamping the PCB into the clamping grooves.

As shown in fig. 3 and 4, the present invention further provides a multiple magnetic connector, which can be seen as a plurality of magnetic connectors connected end to end, except that the connector housings of the plurality of magnetic connectors, i.e. the multiple connector housings of the multiple magnetic connector, are integrally formed, and the PCB boards of the plurality of magnetic connectors, i.e. the multiple PCB boards of the multiple magnetic connector, are a complete strip-shaped PCB board, i.e. the body of the multiple PCB board is integrally formed, but the functions corresponding to the magnetic metal sheets and the signal transmission metal sheets of the respective magnetic connectors can be implemented independently.

It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.

Claims

1. A magnetic suction connector is characterized by comprising a connector shell, a PCB clamped on the inner side of the lower end of the connector shell, a magnetic suction metal sheet and a signal transmission metal sheet which are soldered on the PCB, and clamping protrusions which are connected with the connector shell and used for supporting and limiting the PCB, wherein cable welding points are arranged on the PCB;

the connector shell is provided with a first through hole in the middle, and the magnetic attraction metal sheet and the signal transmission metal sheet are visible through the first through hole;

the utility model discloses a connector shell, including magnetism sheetmetal, connector shell, signal transmission sheetmetal and sheetmetal body are coaxial to be set up and run through the second through-hole, magnetism sheetmetal both ends are respectively bent and are formed with a limit of bending, the connector shell corresponds the limit of bending is provided with two insertion grooves, magnetism sheetmetal is including being the sheetmetal body that the annular set up and the back perpendicular to of bending the limit of bending of sheetmetal body, a second through-hole has been seted up at sheetmetal body center, the signal transmission sheetmetal just runs through the second through-hole with the coaxial setting of sheetmetal body.

2. The magnetic connector as claimed in claim 1, wherein a holding groove for holding a PCB is formed at an inner side of a lower end of the connector housing.

3. The magnetic connector according to claim 2, wherein there are two holding protrusions, the two holding protrusions are symmetrically disposed at both ends of the lower side of the holding groove, and the PCB is supported and limited by the holding protrusions after being inserted into the holding groove.

4. A magnetically attractive connector according to claim 1, wherein the connector housing is provided with a flared extension hole above the first through hole.

5. The magnetically attractable connector according to claim 1, wherein the connector housing is a non-metallic material.

6. A magnetically attractive connector according to claim 1, wherein the magnetically attractive metal sheet is of a conductive metal that is attracted to a permanent magnetic object.

7. A multiple magnetic connector, wherein the multiple magnetic connector is formed by connecting the magnetic connectors of any one of claims 1 to 6 end to end, and the connector housing and PCB of the multiple magnetic connectors are integrally formed.