WO2021208575A1

WO2021208575A1 - Charging cable

Info

Publication number: WO2021208575A1
Application number: PCT/CN2021/075930
Authority: WO
Inventors: 徐宝宝; 涂昕
Original assignee: 深圳市深科创投科技有限公司
Priority date: 2020-04-14
Filing date: 2021-02-08
Publication date: 2021-10-21
Also published as: CN212784045U

Abstract

A charging attachment head structure (Q), comprising a housing (10) and an electrical contact (11) provided at one side of the housing (10); the housing (10) is provided with at least one magnet block (12) close to the electrical contact (11). The charging attachment head structure (Q) is provided with at least one electrical contact (11), and at least one magnet block (12) is provided close to the electrical contact (11), so that the present charging attachment head structure (Q) has better contact during charging, is more convenient to use, and has a long service life. The charging attachment head structures (Q) are used on a charging cable, and can be lined up, so as to facilitate usage.

Description

A charging cable

This application is based on a Chinese patent application with an application number of 202020549762.8 and an application date of April 14, 2020, and claims its priority. The entire content of this application is hereby incorporated into this application as a whole.

This application relates to the technical field of charging cables, and more specifically to a charging tip structure and a charging cable.

Most of the existing charging plugs are jack-type, but for the non-jack-type charging connector structure, it is not firm when charging and plugging, resulting in poor contact, inconvenient use, and short life. Moreover, the current charging cables are usually Y-shaped or multi-headed, which is inconvenient to use for charging multiple electrical appliances and inconvenient to carry. Especially in the charging cable of audio glasses, two temples need to be charged, and the temples cannot be designed as a jack type, so the charging cable needs to be improved.

Application content

The purpose of this application is to overcome the shortcomings of the prior art and provide a charging tip structure and a charging cable.

In order to achieve the above objectives, this application adopts the following technical solutions:

A charging suction head structure includes a housing and an electrical contact point arranged on one side of the housing; the housing is provided with at least one magnet block close to the electrical contact point.

Its further technical solution is as follows: the electrical contact point is a positive electrode electrical contact point.

The further technical solution is as follows: There are two electrical contact points, one of which is a positive electrode and the other is a negative electrode.

The further technical solution is as follows: There are two magnet blocks, and they are arranged around the electrical contact points.

Its further technical solution is as follows: There are two magnet blocks, and they are located on both sides of the electrical contact point;

One end of the magnet block facing the outside is the south pole, and the end of the other magnet block facing the outside is the north pole.

The further technical solution is as follows: There is one magnet block and has a ring structure; the positive electrical contact point is arranged at the middle position of the magnet block of the ring structure.

Its further technical solution is: the outer end of the electrical contact point is higher than the outer end of the magnet block.

The further technical solution is: the housing is provided with a protrusion; the electrical contact point and the magnet block are provided on the protrusion.

The further technical solution is: the housing is provided with a wire inlet to connect the wire with the electrical contact point.

Its further technical solution is as follows: The wire inlet hole is provided with a sealing block.

The further technical solution is as follows: the housing includes an upper housing and a lower housing; the electrical contact points and the magnet block are arranged on the upper housing; Contact point connection.

A charging cable includes a wire and the charging tip structure described above; there is at least one charging tip structure; and the wire is connected to an electrical contact point of the charging tip structure.

Its further technical solution is: the other end of the wire is provided with a USB interface or plug.

The further technical solution is as follows: There are two charging tip structures; one of the shells of the charging tip structure is provided with a through hole for passing through the wire, and the other is that the wire of the charging tip structure passes through The through hole.

The beneficial effects of the present application compared with the prior art are: the charging tip structure of the present application is provided with at least one electrical contact point, and at least one magnet block is provided close to the electrical contact point, so that the charging head structure of the present application is in contact with each other during charging Better, more convenient to use, and longer life. The charging tip structure is used on the charging line and can be arranged in a line, which is convenient to use.

The above description is only an overview of the technical solution of this application. In order to be able to understand this fact more clearly

With new technical means, it can be implemented in accordance with the content of the specification, and in order to make the above and other objectives, features and advantages of this application more obvious and understandable, the following will specifically cite preferred embodiments, which are described in detail as follows.

Figure 1 is a three-dimensional structural diagram of an electrical contact point and a magnet block of a charging tip structure of this application;

Figure 2 is an exploded view of an electrical contact point and a magnet block of a charging tip structure of this application;

Figure 3 is a three-dimensional structural diagram of an electrical contact point and two magnet blocks of a charging tip structure of the present application;

FIG. 4 is a three-dimensional structure diagram of a magnet block of a ring-shaped structure with an electrical contact point of a charging tip structure of this application;

Fig. 5 is a three-dimensional structural diagram of two electrical contact points and two magnet blocks of a charging tip structure of this application;

Figure 6 is an exploded view of two electrical contact points and two magnet blocks of a charging tip structure of this application;

FIG. 7 is a three-dimensional structure diagram of two electrical contact points and a magnet block of a charging tip structure of this application;

Fig. 8 is a three-dimensional structural diagram of a charging cable with two electrical contact points and two magnet blocks according to this application;

FIG. 9 is a three-dimensional structure diagram of a magnet block of a ring-shaped structure with an electrical contact point of a charging cable of this application;

Figure 10 is a three-dimensional structural diagram of an electrical contact point and a magnet block of a charging cable of this application;

Figure 11 is a three-dimensional structural view of an electrical contact point and two magnet blocks of a charging cable of this application;

Figure 12 is a three-dimensional structural view of two electrical contact points and a magnet block of a charging cable of this application;

Figure 13 is a charging tip structure with a through hole of a charging cable of this application.

In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise" and other directions or positions indicated The relationship is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore It cannot be understood as a limitation to the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating

Either imply the relative importance or implicitly indicate the number of technical features indicated. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more than two, unless otherwise specifically defined.

In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, they may be connected or detachably connected. Or integrated; it can be a mechanical connection, or it can be an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present invention can be understood according to specific situations.

In the present invention, unless expressly stipulated and defined otherwise, the "above" or "below" of the first feature of the second feature may include direct contact between the first and second features, or may include the first and second features Not in direct contact but through other features between them. Moreover, the "above", "above" and "above" of the first feature on the second feature include the first feature directly above and obliquely above the second feature, or it simply means that the first feature is higher in level than the second feature. The “below”, “below” and “below” of the second feature of the first feature include the first feature directly below and obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean specific features described in conjunction with the embodiment or example , Structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above-mentioned terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification.

Embodiment 1: Referring to FIGS. 1 to 3, this embodiment provides a charging tip structure Q, which includes a housing 10 and an electrical contact point 11 provided on one side of the housing 10. The housing 10 is provided with a magnet block 12 close to the electrical contact point 11. In addition, the electrical contact point 11 is a positive electrical contact point 11, which can realize a negative circuit in an electrical circuit. Wherein, the magnet block 12 is arranged on one side of the electrical contact point 11.

Preferably, the electrical contact point 11 is a positive electrode.

Preferably, the outer end of the electrical contact point 11 is higher than the outer end of the magnet block 12, that is, the end of the electrical contact point 11 protrudes from the end of the magnet block 12, so that the electrical contact point 11 is more convenient to connect.

Wherein, referring to FIG. 3, the housing 10 is provided with a protrusion 101. The electrical contact point 11 and the magnet block 12 are provided on the protrusion 101 to facilitate the connection. The electrical appliance to be connected is provided with a guide groove matching the protrusion 101, so that the protrusion 101 has a guiding function when connecting.

The housing 10 is provided with a wire inlet 102 to connect the wire 13 with the electrical contact point 11.

Preferably, the wire inlet 102 is provided with a sealing block 103 for sealing the connection between the wire 13 and the wire inlet 102 to prevent water from entering the wire hole 102.

It is also possible that the wire inlet 102 is not provided, and the wire 13 is integrated with the housing 10, so that the sealing block 103 may not be provided.

Preferably, the housing 10 includes an upper shell 104 and a lower shell 105. The electrical contact point 11 and the magnet block 12 are provided on the upper shell 104. A wire inlet 102 is formed between the upper shell 104 and the lower shell 105 to connect the wire 13 with the electrical contact point 11.

Of course, the upper shell 104 and the lower shell 105 may not be provided, and the shell 10 and the wire 13 are injection-molded at one time, and the electrical contact point 11 and the magnet block 12 are buried in the shell 10.

Preferably, two magnet blocks 12 or even more magnet blocks 12 may be arranged beside the electrical contact point 11 in this embodiment, which is beneficial to the connection with the electrical appliance, and the connection is firmer and the force is more uniform.

Embodiment 2, referring to FIG. 4, this embodiment provides a charging tip structure Q, which includes a housing 10 and an electrical contact point 11 provided on one side of the housing 10. The housing 10 is provided with a magnet block 12 close to the electrical contact point 11. The magnet block 12 is one and has a ring structure. The positive electrical contact point 11 is arranged in the middle position of the ring-shaped magnet block 12. Wherein, the positive electrode electrical contact point 11 protrudes from the ring-shaped magnet block 12 to facilitate the connection with the electrical appliance to be connected.

Preferably, the electrical contact point 11 is a positive electrode.

Wherein, the housing 10 is provided with a protrusion 101. The electrical contact point 11 and the magnet block 12 are provided on the protrusion 101 to facilitate the connection. The electrical appliance to be connected is provided with a guide groove matching the protrusion 101, so that the protrusion 101 has a guiding function when connecting.

The wire 13 is pressed into the wire inlet 102, and the wire 13 is integrated with the housing 10, so that no sealing block is required.

The housing 10 and the wire 13 are injection molded at one time, and the electrical contact point 11 and the magnet block 12 are buried in the housing 10 to avoid gaps at the connection.

Embodiment 3, referring to FIGS. 5 to 6, this embodiment provides a charging tip structure Q, which includes a housing 10 and an electrical contact point 11 provided on one side of the housing 10. The housing 10 is provided with a magnet block 12 close to the electrical contact point 11. There are two electrical contact points 11, one of which is a positive electrode and the other is a negative electrode. Among them, there may be two or more magnet blocks 12 close to the electrical contact point 11.

Preferably, when there are two or more magnet blocks 12, they are arranged around the electrical contact point 11.

Wherein, referring to FIG. 7, when there is one magnet block 12, it is arranged between two electrical contact points 11.

More preferably, there are two magnet blocks 12, and they are located on both sides of the electrical contact point 11; the end of one magnet block 12 facing the outside is the south pole, and the end of the other magnet block 12 facing the outside is the north pole. Two protruding magnets are also arranged at the connection position on the electrical appliance to be connected, and the exposed parts of the two magnets are respectively south pole and north pole. The south pole of one of the magnets of the electric appliance to be connected is connected to the magnet block 12 whose outer end of the charging tip structure Q is the north pole, and the north pole of the other magnet of the electric appliance to be connected is connected to the magnet block 12 whose outer end of the charging tip structure Q is the south pole. Connect, this can prevent the positive and negative poles from being reversed.

A charging cable, please refer to FIGS. 8 to 12, including a wire 13 and the charging tip structure Q described above. There is at least one charging tip structure Q. The wire 13 is connected to the electrical contact point 11 of the charging tip structure Q.

Preferably, the other end of the wire 13 is provided with a USB interface 14. Of course, the USB interface 14 can be replaced with a plug.

Preferably, there are two charging tip structures Q; one of the housing 10 of the charging tip structure Q is provided with a through hole 106 for passing through the wire 13, and the other is the wire 13 of the charging tip structure Q Pass through the through hole 106. Wherein, the through hole 106 is in communication with the wire inlet 102. This charging cable is mainly used in audio glasses, because the two temples in the audio glasses are equipped with charging points. The design of the charging point as a hole will affect the appearance, so the charging cable is designed as a charging cable with two charging tips structure Q.

The two charging tip structures Q are connected in one word, two wires 13 are introduced from the wire inlet 102 of one of the charging tip structures Q and one of them is connected to the electrical contact point 11 of the charging tip structure Q, and the other is It is led out from the through hole 106 of the charging tip structure Q, and then introduced from the wire inlet hole 102 of another charging tip structure Q and connected to the electrical contact point 11, thus forming an in-line charging line.

Wherein, FIG. 13 shows a charging tip structure Q with a through hole 106, which is arranged in the middle of the wire 13;

Compared with the prior art, the charging tip structure Q of the present application is provided with at least one electrical contact point 11, and at least one magnet block 12 is provided close to the electrical contact point 11, so that the charging tip structure Q of the present application has more contact during charging. Good and more convenient to use. The charging tip structure Q is used on the charging line and can be arranged in a line, which is convenient to use.

The above only uses examples to further illustrate the technical content of this application for easier understanding of readers, but it does not mean that the implementation of this application is limited to this. Any technical extension or re-creation made according to this application shall be subject to this application. protection of. The scope of protection of this application is subject to the claims.

Claims

A charging cable, characterized in that it includes a wire and a charging tip structure; the charging tip structure includes a housing with an electrical contact point on one side of the housing; and the housing is provided with at least A magnet block; the wire is connected to the electrical contact point of the charging tip structure; There are two charging tip structures, one of which is provided with a through hole for passing a wire through the shell of the charging tip structure, The wire of the other charging tip structure passes through the through hole.
The charging cable according to claim 1, wherein the electrical contact point is a positive electrode electrical contact point.
The charging cable according to claim 1, wherein there are two electrical contact points, One of them is the positive electrode and the other is the negative electrode.
A charging cable according to claim 2 or 3, It is characterized in that there are two magnet blocks, and they are arranged around the electrical contact points.
A charging cable according to claim 2 or 3, It is characterized in that there are two magnet blocks, and they are located on both sides of the electrical contact point; One end of the magnet block facing the outside is the south pole, and the end of the other magnet block facing the outside is the north pole.
The charging cable according to claim 2, wherein there is one magnet block, And it has a ring structure; the positive electrical contact point is arranged at the middle position of the magnet block of the ring structure.
The charging cable according to claim 1, wherein the outer end of the electrical contact point is higher than the outer end of the magnet block.
The charging cable according to claim 1, wherein the housing is provided with a protruding part; the electrical contact point and the magnet block are provided on the protruding part.
The charging cable according to claim 1, wherein the housing is provided with a cable inlet hole to connect the wire with the electrical contact point.
The charging cable according to claim 9, wherein the cable inlet hole is provided with a sealing block.
The charging cable according to claim 1, wherein the shell includes an upper shell and a lower shell; the electrical contact points and the magnet block are provided on the upper shell; and the upper shell and the lower shell are formed between There is a wire hole to connect the wire with the electrical contact point.
The charging cable according to claim 1, wherein the other end of the wire is provided with a USB interface or plug.