CN204216308U - Magnetic suction electrical connection structure - Google Patents

Abstract

The utility model provides a formula electrical apparatus connection structure is inhaled to magnetism includes a plug connector to and an set of connecting piece. The plug connector comprises a plug housing, two first magnetic attraction elements and a plurality of first conductive elements, wherein each first conductive element comprises a telescopic part, an extension part protruding out of the plug housing and an electric connection protruding part connected with the extension part. The socket connector comprises a socket housing, two second magnetic attraction elements which can respectively magnetically attract one of the first magnetic attraction elements, and a plurality of second conductive elements, wherein each second conductive element comprises a body part and an electric connection concave part, and the first conductive element is provided with an electric connection state which compresses the telescopic part towards the inner movement of the socket housing when the electric connection protruding part is abutted against the electric connection concave part.

Description

Magnetic suction electrical connection structure

technical field

The utility model relates to a connection structure of a magnetic suction type electric appliance, in particular to a connection structure of a magnetic suction type electric appliance which connects a male joint and a female joint through magnetic force to conduct electric power or signals.

Background technique

Electronic products bring great convenience to human life, such as computers, smart phones, portable hard disks, printers, etc., have become indispensable tools in life. In order to enable different types of electronic products to exchange information , and thus developed the transmission interface of electrical connectors, such as the early RS-232 to the popular USB and so on. Generally speaking, connectors are divided into male connectors (plugs) and female connectors (sockets). Male connectors have protruding conductive elements, while female connectors are equipped with conductive terminal blocks corresponding The conductive element is electrically connected to the conductive terminal by pulling out to conduct electrical signals.

The existing conductive terminal block usually has two shrapnels inside, and the two shrapnels lean against each other by elasticity. When the user inserts the conductive element of the male connector between the two shrapnels, the conductive element is clamped by the two shrapnels to Provides force to hold conductive elements while making electrical connections. However, when plugging and unplugging existing connectors, due to the elastic fatigue of the shrapnel with the increase of use time, the clamping force is reduced and there is a problem of poor contact. The surfaces in contact between the two wear down, which shortens the life of the connector. Therefore, there is a need for improvement in the prior art.

Utility model content

The purpose of the present utility model is to solve the problem that the above-mentioned prior art connector is connected in a clamping manner, so that the conductive terminal and the pogo pin are easily worn out, resulting in poor contact.

In order to achieve the above purpose, the utility model provides a magnetic suction electrical connection structure, which includes:

A plug connector, including a plug housing, two first magnetic attraction elements respectively arranged on opposite sides of the plug housing, and a plurality of magnetic elements arranged in the plug housing and located on the second A first conductive element between the magnetic elements, each of the first conductive elements includes a normally stretched telescopic portion, an extension portion arranged on the telescopic portion and protruding out of the plug housing, and an electrical connection tab connected to the extension; and

A socket, including a socket housing, two second magnetic attraction elements respectively arranged on opposite sides of the socket housing and magnetically attracted to one of the first magnetic attraction elements, and a plurality of a second conductive element disposed in the socket housing and between the two second magnetic elements, each of the second conductive elements includes a body part disposed in the socket housing, and an electrical connection recessed portion exposed outside the sleeve housing and respectively corresponding to one of the electrical connection protrusions,

Wherein, the first conductive element has an electrical component that compresses the telescopic portion to move the extension portion toward the interior of the plug housing when the electrical connection protruding portion abuts against the electrical connection recessed portion. Connection Status.

In the above-mentioned connection structure of the magnetic suction type electric appliance, the plug-in housing is provided with a plurality of pins located between the two first magnetic-attraction elements and protruding toward the outside of the plug-in housing, and the sleeve The connector housing is provided with a plurality of slots located between the two second magnetic elements and respectively corresponding to each of the plugs.

In the above-mentioned connection structure for magnetically-absorbed electrical appliances, the plug-in housing is divided into two half-shells along a center line passing through the two first magnetic-attracting elements, and each of the pins is respectively arranged on the two half-shells. Upper positions are on opposite sides of each of the first conductive elements.

In the above magnetic connection structure for electrical appliances, the pins arranged on the two half-shells are asymmetrically arranged relative to the center line.

In the above magnetic connection structure for electrical appliances, each of the electrical connection protrusions has a protruding curved surface, and each of the electrical connection recesses has a concave curved surface corresponding to the protruding curved surface.

In the above-mentioned magnetic suction electrical connection structure, wherein the telescopic portion, the extension portion, and the electrical connection protruding portion form a pogo pin, and the first conductive element includes a pin electrically connected to the pogo pin Conductive seat.

In the above-mentioned magnetic-attraction electrical appliance connection structure, the directions of magnetic flux of the two first magnetic-attractive elements are opposite to each other, and the directions of magnetic flux of the two second magnetic-attractive elements are opposite to each other.

In the above-mentioned magnetic-attraction electrical appliance connection structure, one side of each of the first magnetic-attraction elements is exposed outside the plug-in housing, and one side of each of the second magnetic-attraction elements is exposed at the socket outside the case.

The above-mentioned magnetic suction electrical appliance connection structure further includes a plurality of anti-skid lines provided on the surfaces of the plug-in housing and the sleeve housing.

Therefore, the utility model has the following beneficial effects compared with the prior art:

1. The utility model uses the electrical connection protruding part to abut against the electrical connection concave part for electrical connection, and continuously pushes the electrical connection protruding part through the elasticity of the telescopic part, which can avoid the existing clamping method The problem of poor contact caused by the fatigue of the conductive terminal block is avoided, and the wear and tear of the conductive terminal and the pogo pin can be avoided, thereby having a longer service life.

2. The first magnetic elements and the second magnetic elements of the present utility model provide attractive magnetic force, so that the electrical connection protrusion and the electrical connection recess can be firmly combined, and when the user When the direction of connection is wrong, the first magnetic elements and the second magnetic elements provide repulsive magnetic force to avoid wrong connection and achieve the effect of foolproofing.

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the utility model.

Description of drawings

Figure 1-1: It is the three-dimensional combination diagram of the connection structure of the magnetic suction type electric appliance of the present invention;

Figure 1-2: A partial cross-sectional view at position A-A of Figure 1-1;

Fig. 2: is the three-dimensional exploded view of the connection structure of the magnetic suction type electric appliance of the present invention;

Figure 3: a schematic plan view of the connector of the present invention;

Fig. 4: It is another three-dimensional exploded view of the connection structure of the magnetic suction electric appliance of the present invention.

Among them, reference signs

Magnetic suction electrical connection structure.1 Connector.10

Plug housing.11 Pin.111

Half shell.112 The first magnetic element.12

Center line.121 First conductive element.13

Telescopic part.131 Extension part 132

Projection.133 Conductive seat.134

Protruding curved surface.135 Plug-in cover.14

Socket.20 Socket shell.21

Slot.211 The second magnetic element.22

Second conductive element.23 Body part.231

Electric connection recessed part.232 Recessed curved surface.233

Socket cover.24 Opening hole.25

Anti-skid pattern.30

Detailed ways

A number of preferred implementations are hereby given for the structural features and operation methods of this application, together with the description of the accompanying drawings, which will be described later for reference during review. These implementations are only for illustrating the technical contents of the present utility model, and are not intended to limit the scope of protection claimed by the present utility model.

Regarding the technical content of the present utility model, please refer to Fig. 1-1, the utility model provides a magnetic suction type electrical connection structure, the magnetic suction type electrical connection structure 1 includes a connector 10, and a socket 20 , the plug connector 10 and the socket 20 can be operated by the user to connect or disconnect each other, so that signals or power can be transmitted between the plug connector 10 and the socket 20 .

Specifically, as shown in FIG. 2, the connector 10 includes a connector housing 11, two first magnetic elements 12 respectively arranged on opposite sides of the connector housing 11, and a plurality of The first conductive element 13 is disposed in the plug housing 11 and located between the two first magnetic elements 12 . Wherein, Fig. 2 disassembles a plug-in cover 14 on the plug-in housing 11, so as to show the internal components of the plug-in housing 11, and the two first magnetic elements 12 can be natural magnets , Strong magnets, etc. Please also refer to Figures 1-2, each of the first conductive elements 13 includes a normally stretched telescopic portion 131, which is arranged on the telescopic portion 131 and protrudes to the outside of the plug housing 11. The extension part 132, and an electrical connection protruding part 133 connected to the extension part 132, in an embodiment, the extension part 132 and the electrical connection protruding part 133 form a pogo pin (pogo pin) , and the first conductive element 13 includes a conductive seat 134 that is electrically connected to the pogo pin and can be electrically connected to a wire (not shown in the figure), when the socket 10 is connected to the socket At 20 o'clock, the power supply or signal can be conducted to the conductive seat 134 through the pogo pins to connect with other electrical appliances (not shown in the figure) through wires.

Please also refer to FIG. 4 , the socket 20 includes a socket housing 21, two of which are respectively arranged on opposite sides of the socket housing 21 and can be connected to one of the first magnetic attraction respectively. The second magnetic attraction element 22 that the elements 12 magnetically attract each other, and a plurality of second conductive elements 23 that are arranged in the socket housing 21 and are located between the two second magnetic attraction elements 22, each The second conductive element 23 includes a body part 231 arranged in the socket housing 21 and capable of electrically connecting electric wires (not shown in the figure), and a body part 231 exposed outside the socket housing 21 and corresponding to the socket housing 21. An electrical connection recess 232 is provided on the electrical connection protruding portion 133 . Wherein, in FIG. 4 , the socket cover 24 on the socket housing 21 is disassembled, so as to illustrate the internal components of the socket housing 21 .

Referring to Fig. 1-2, which is a partial cross-sectional view of the socket 10 and the socket 20 when connected, the first conductive element 13 has a protruding part 133 for the electrical connection abutting against the When the recessed portion 232 is electrically connected, the telescoping portion 131 is compressed to move the extension portion 132 toward the interior of the socket housing 11 . In this embodiment, each of the electrical connection recesses 232 is exposed outside the socket housing 21 through a plurality of openings 25 on the socket housing 21 for each of the electrical connection The protrusions 133 pass through each of the openings 25 (refer to FIG. 4 ) for electrical connection, and each of the first magnetic elements 12 and each of the second magnetic elements 22 attract each other, providing the insertion The joint strength of the connector 10 and the socket 20. Therefore, the utility model replaces the existing clamping method for electrical connection by the contact method for electrical connection, which can achieve the purpose of reducing component wear and avoiding poor contact.

Referring back to Figures 2 to 4, in another embodiment, the plug housing 11 is provided with a plurality of 11 protruding pins 111 from the outside, and the sleeve housing 21 is provided with a plurality of slots 211 located between the two second magnetic elements 22 and respectively corresponding to each of the pins 111, and each A pin 111 can be assembled with each of the slots 211 correspondingly, so as to avoid twisting when the socket 10 and the socket 20 are connected. In addition, as shown in FIG. 3 , the plug housing 11 is divided into two half-shells 112 along a centerline 121 passing through the two first magnetic elements 12, and each of the pins 111 is respectively arranged on the The two half-shells 112 are located on opposite sides of each of the first conductive elements 13, wherein the pins 111 arranged on the two half-shells 112 are asymmetrically arranged relative to the center line 121, which can avoid using Or connect the socket 10 and the socket 20 from the wrong direction. Therefore, each of the pins 111 and each of the slots 211, each of the first magnetic elements 12 and each of the second magnetic elements 22 are respectively in the connection structure 1 of the magnetic attraction type electrical appliance. Fixing forces are provided in two orthogonal directions, so that the combination between the plug connector 10 and the socket member 20 is more stable.

In another embodiment, each of the electrical connection protrusions 133 has a protruding curved surface 135, and each of the electrical connection recesses 232 has a concave curved surface 233 corresponding to the protruding curved surface 135, whereby, The contact surface between each of the electrical connection protrusions 133 and each of the electrical connection recesses 232 is a smooth curved surface, so that each of the electrical connection protrusions 133 can be connected to each of the electrical connection recesses 232. Reduce friction and not easy to wear.

In addition, in order to prevent the electric appliance from being damaged due to the wrong connection direction when the user connects the plug connector 10 and the socket member 20, in one embodiment, the magnetic flux directions of the two first magnetic elements 12 are opposite to each other. , and the directions of magnetic fluxes of the two second magnetic elements 22 are opposite to each other. When the user makes a mistake and combines the plug connector 10 with the socket 20 in the wrong direction, the first magnetic elements 12 and the adjacent second magnetic elements 22 will have the same magnetic pole direction, And generate repulsive magnetic force to prevent users from wrongly connecting electrical appliances, so as to achieve the effect of foolproofing. Also, one side of each first magnetic attraction element 12 is exposed outside the socket housing 11, and one side of each second magnetic attraction element 22 is exposed outside the socket housing 21. , so as to reduce the reluctance between each of the first magnetic elements 12 and each of the second magnetic elements 22 during connection, so as to generate a stronger magnetic attraction force and improve the connection between the plug connector 10 and the The bonding stability of the above socket 20.

In addition, the magnetic suction electrical connection structure 1 further includes a plurality of anti-slip lines 30 provided on the surface of the socket housing 11 and the socket housing 21, and these anti-slip lines 30 are the The grooves etched on the surface of the body 11 and the socket housing 21 can also be formed by dot-shaped rubber bodies attached to the surface of the socket housing 11 and the socket housing 21. be restricted. When the user connects or separates the socket 10 from the socket 20 , the user can pinch the anti-slip lines 30 with his fingers, which has the effect of preventing slipping and making it easy to apply force.

To sum up, the connector and the sleeve of the magnetic connection structure of the utility model provide magnetic coupling through the first magnetic elements and the second magnetic elements, and the The electrical connection protruding part contacts the electrical connection recessed part for electrical connection, and then pushes the telescopic part to drive the extension part to shrink toward the inside of the plug housing, so as to generate elastic force to stabilize the electrical connection protruding part This connection method can avoid the problem of wear when the existing conductive terminal clipping method is connected or disconnected, so that the magnetic suction type electrical connection structure of the utility model can have good electrical performance. connection and has a long service life.

Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and deformations according to the utility model without departing from the spirit and essence of the utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (9)

1. A magnetic suction type electrical connection structure, characterized in that it comprises: A plug connector, including a plug housing, two first magnetic attraction elements respectively arranged on opposite sides of the plug housing, and a plurality of magnetic elements arranged in the plug housing and located on the second A first conductive element between the magnetic elements, each of the first conductive elements includes a normally stretched telescopic portion, an extension portion arranged on the telescopic portion and protruding out of the plug housing, and an electrical connection tab connected to the extension; and A socket, including a socket housing, two second magnetic attraction elements respectively arranged on opposite sides of the socket housing and magnetically attracted to one of the first magnetic attraction elements, and a plurality of a second conductive element disposed in the socket housing and between the two second magnetic elements, each of the second conductive elements includes a body part disposed in the socket housing, and an electrical connection recessed portion exposed outside the sleeve housing and respectively corresponding to one of the electrical connection protrusions, Wherein, the first conductive element has an electrical component that compresses the telescopic portion to move the extension portion toward the interior of the plug housing when the electrical connection protruding portion abuts against the electrical connection recessed portion. Connection Status. 2. The connection structure of magnetic suction electrical appliances according to claim 1, characterized in that, the plug-in housing is provided with a plurality of There are bolts protruding from the outside, and the socket housing is provided with a plurality of slots located between the two second magnetic elements and respectively corresponding to each of the bolts. 3. The connection structure of magnetic-absorbing electrical appliances as claimed in claim 2, wherein the plug-in housing is divided into two half-shells along a center line passing through the two first magnetic-absorbing elements, and each The pins are respectively arranged on the two half-shells on opposite sides of each of the first conductive elements. 4 . The connection structure of magnetic suction electrical appliances according to claim 3 , wherein the pins arranged on the two half shells are arranged asymmetrically with respect to the center line. 5 . 5. The magnetic suction electrical appliance connection structure according to claim 1, characterized in that, each of the electrical connection protrusions has a protruding curved surface, and each of the electrical connection recesses has a depression corresponding to the protruding curved surface concave surface. 6. The magnetic suction electrical appliance connection structure according to claim 1, wherein the telescopic portion, the extension portion, and the electrical connection protruding portion form a pogo pin, and the first conductive element includes There is a conductive seat electrically connected to the pogo pin. 7 . The connection structure for a magnetically-attractive electrical appliance as claimed in claim 1 , wherein the two first magnetically-attractive elements have opposite magnetic flux directions to each other, and the two second magnetically-attractive elements have oppositely magnetic flux directions to each other. 8 . 8. The magnetic connection structure for electrical appliances according to claim 1, wherein one side of each of the first magnetic components is exposed outside the plug housing, and each of the second magnetic components One side of the element is exposed outside the socket housing. 9 . The magnetic connection structure for electrical appliances according to claim 1 , further comprising a plurality of anti-skid lines provided on the surface of the plug housing and the socket housing. 10 .