CN108183351A - A kind of novel multi-channel plug and its socket - Google Patents

Abstract

The invention discloses a novel multi-channel plug and socket thereof. The plug is provided with a plurality of pin grooves of the same specification, the pin grooves are arranged at equal intervals and located on the same circumference, and the polarities of adjacent pin grooves are opposite; The socket is adapted to the plug, and the socket is provided with pin terminals that match the pin grooves; the plug and socket of this solution can realize multi-channel parallel charging and improve the charging speed, and the pin terminals and pin grooves are arranged according to the atomic structure. And the positive and negative staggered arrangement form is adopted to effectively reduce the interaction between adjacent pins and reduce the heating phenomenon during charging; moreover, the plug and socket adopt the form of matching the convex seat and the concave seat, and the difference between the convex seat and the concave seat is adjusted. The shape is designed, no matter at any angle or direction, it is convenient to connect the plug and the socket, it is convenient to use and operate, and has extensive promotion and practical value.

Description

A new type of multi-channel plug and its socket

technical field

The invention belongs to the technical field of electric transportation equipment charging, and in particular relates to a novel multi-channel plug and a socket thereof.

Background technique

Electric vehicle is a kind of vehicle driven by electric energy. It does not need to add fuel like traditional vehicles, and it will not damage the environment. However, electric vehicles need to be charged to achieve the purpose of normal driving. Charging electric vehicles is inevitable. Charging plugs and sockets will be used. The existing charging plugs and sockets have three-electrode distribution or multi-row electrode distribution. The structure design is simple and the charging efficiency is low. After a long charging time, it is a common phenomenon that the joints will heat up seriously, and the heat will easily lead to aging of the components. The mating of the plug and the socket is not safe enough, the plugging stability is poor, and the connection reliability is low, which is not conducive to operation and use.

Contents of the invention

Aiming at the defects of simple structural design and easy heat generation of the existing charging plug, the present invention proposes a new type of multi-channel plug and its socket. Through the multi-channel design, the charging efficiency is effectively improved, and the arrangement is made according to the atomic structure. The unique design form can effectively reduce the heating phenomenon of the plug, the structural design is novel, and the utility and promotion value are high.

The present invention is achieved through the following technical solutions. A new type of multi-channel plug includes a plug body, the plug body is provided with a plurality of pin grooves of the same specification, and the pin grooves are arranged at equal intervals and located on the same circumference. The grooves of adjacent pins have opposite polarities, and are designed according to the atomic structure. Through the design form of positive and negative electrodes interlaced, it can effectively offset the mutual influence between adjacent pins and reduce heat generation.

Further, the plug body is also provided with a convex seat, and the outer periphery of the convex seat includes an even number of symmetrically arranged arc-shaped protrusions, and all pin grooves are arranged on the convex seat. By designing the shape of the convex seat, No matter what angle and direction it is plugged into the socket, it can be easily butted and matched with the socket according to the shape of the arc-shaped convex part, which is convenient to use.

Further, since the pin grooves are arranged at equal intervals and are located on the same circumference, and the circle formed by the pin grooves is taken as the axis of symmetry, the pin grooves with opposite polarities are arranged inside and outside the circumference along the gap between the adjacent pin grooves, The spacing between the grooves of adjacent pins is equal, and on the premise of ensuring the principle of structural design, the number of channels is further increased, and the charging efficiency is improved at the same time.

Further, the center of the convex seat is also provided with a data transmission interface groove, and the data transmission interface groove includes a first data transmission interface groove, a second data transmission interface groove, a third data transmission interface groove and The fourth data transmission interface groove, the four data transmission interface grooves are arranged in a square and located on the same circumference.

Further, a limiting groove is also provided on the convex seat to match the limiting post on the socket, so that the plug and the socket can fit together better.

The present invention further proposes a socket adapted to the above-mentioned plug, the socket includes a socket body, and the socket body is provided with pin terminals matching the pin grooves, the specifications of the pin terminals are the same, and the pin terminals are equidistant set, and the polarities of adjacent pin terminals are reversed.

Further, the socket is provided with a concave seat matching the convex seat, all the pin terminals are arranged in the concave seat, and the height of the pin terminals is equal to the depth of the concave seat.

Further, the center of the concave seat is provided with a data transmission interface terminal matching the data transmission interface groove in the center of the convex seat.

Further, the pin terminal is a hollow cylindrical structure, and both the pin groove and the pin terminal are made of gold-plated copper, which is suitable for high voltage and high current transmission characteristics.

Further, the recess is also provided with a limit post matching the limit groove, so that the plug and the socket can be matched more closely, and can be designed according to actual needs.

Compared with prior art, advantage and positive effect of the present invention are:

In the multi-channel plug and its socket proposed by the present invention, the pin grooves and pin terminals are arranged at equal intervals in a circle, and the specifications are the same, and the polarities of adjacent pin terminals (pin grooves) are opposite, so as to realize multi-channel parallel charging, effectively Improve the charging speed; design according to the atomic structure, and adopt the positive and negative staggered arrangement form, which can effectively reduce the interaction between adjacent pins and reduce the heating phenomenon during charging; and the plug and socket adopt the convex seat and the concave seat to cooperate The shape of the convex seat and the concave seat is designed, no matter at any angle or in any direction, it is convenient to connect the plug and the socket, easy to use and operate, and has extensive promotion and practical value.

Description of drawings

Fig. 1 is a schematic diagram of the structure of a plug with two pin grooves in an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a socket with two pin terminals in an embodiment of the present invention;

Fig. 3 is a schematic diagram of the structure of a plug with four pin grooves in an embodiment of the present invention;

4 is a schematic structural diagram of a socket with four pin terminals in an embodiment of the present invention;

Fig. 5 is a schematic structural diagram of a plug with eight pin grooves in an embodiment of the present invention;

6 is a schematic structural diagram of a socket with eight pin terminals in an embodiment of the present invention;

Fig. 7 is a schematic structural diagram of a plug with sixteen pin grooves in an embodiment of the present invention;

Fig. 8 is a schematic structural diagram of a socket with sixteen pin terminals in an embodiment of the present invention.

Detailed ways

In order to understand the above-mentioned purpose, features and advantages of the present invention more clearly, the present invention will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

An embodiment, a new type of multi-channel plug and its socket, the plug includes a plug body, the plug body is provided with a plurality of pin grooves of the same specification, the pin grooves are arranged at equal intervals and located on the same circumference, and are relatively The polarity of the adjacent pin grooves is opposite; the socket is compatible with the plug, including the socket body, and the socket body is provided with pin terminals matching the pin grooves. Similarly, the pin terminals are arranged at equal intervals of other specifications , the polarity of the adjacent pin terminals is opposite. The pin grooves and pin terminals of the plug and socket are arranged according to the atomic structure. Through the positive and negative staggered design, according to the quantum effect, it can effectively offset the gap between the adjacent pin terminals or pin grooves. The interaction between them reduces the heating effect. Through the multi-channel design, the number of pin grooves and pin terminals is designed to be 4 or more, so as to effectively improve the charging efficiency.

In this embodiment, the number of pin grooves and pin terminals can be designed according to the actual situation. This solution is introduced with 2, 4, 8 and 16 pins respectively. Of course, the size can be enlarged according to actual needs. way to design more channels. For trams, bicycles, electric tricycles, etc., the battery capacity is small, and the number of channels required for charging can be designed to be less, for example, in the form of a single channel or a dual channel, as shown in Figure 1 and Figure 2, respectively. Schematic diagram of the structure of a plug 1 and a socket 2 with pins (single channel) cooperating with each other; Fig. 3 and Fig. 4 are respectively a schematic structural diagram of a plug 1 and a socket 2 with 4 pins (dual channel) cooperating with each other; it can be seen from the figure that no matter 2 or 4 pins are matched, and the pin grooves 11 and the pin terminals 21 are all located on concentric circles, and are arranged in a positive and negative staggered manner. In addition, in order to facilitate the operation, the plug 1 and the socket 2 can also be provided with a limit part that cooperates with each other. The limit protrusion 22.

When used in equipment such as electric vehicles, electric buses, electric trucks, electric ships or electric aircraft, the number of channels required is large, as shown in Figure 5 and Figure 6, the design of 8 pin terminals is adopted, of course, Two sockets can be set at the same time on the electric vehicle, and can be charged in parallel through two channels. During specific use, in order to facilitate the insertion and extraction of the plug 1 and the socket 2, and improve safety, the plug body 11 is also provided with a convex seat 13, and the outer periphery of the convex seat 13 includes an even number of symmetrically arranged arc-shaped convex parts 131. , all pin grooves 11 are arranged on the convex seat 13; correspondingly, as shown in FIG. It is arranged in the recess 23 , and the height of the pin terminal 21 is equal to the depth of the recess 23 . It can be seen from the figure that the overall shape of the protrusion 13 is petal-shaped. In this embodiment, 4 arc-shaped protrusions 131 are designed. Of course, more pin grooves can be selected according to actual needs and size design. By designing the shape of the convex seat 13, no matter what angle and direction it is inserted into the socket 2, as long as it is based on the shape of the arc-shaped convex portion 131, it can be easily docked and matched. , it is convenient to dock the plug 1 with the socket 2, and it is convenient to use.

In addition, in order to better combine the plug 1 and the socket, a limiting groove 132 can also be provided on the convex seat 13, and a limiting post 231 matching the limiting groove 132 can be set in the concave seat 23 of the socket 2 to limit the plug 1 and the socket. The diameter and quantity of the positioning post 231 and the limiting groove 132 can be designed and arranged according to actual needs. Moreover, it can be seen from the structural diagram of the socket that the pin terminal 21 is a hollow cylindrical structure and is at the same height as the upper surface of the socket. The cover, multi-channel design and arrangement make the plug 1 and socket 2 adapt to higher voltage and current characteristics, and the pin groove 11 and pin terminal 21 are made of gold-plated copper, and the plug body and socket body are made of Made of high insulating material, it has high adaptability to fast charging.

It can be seen from Fig. 5 and Fig. 6 that the pin grooves 11 and the pin terminals 12 are arranged in a circular arrangement at equal intervals. In order to design more channels, according to the principle of atomic structure arrangement, it is also possible to follow the gaps between adjacent pin grooves or pin terminals. Taking the formed circle as the axis of symmetry, pin grooves or pin terminals with opposite polarities are arranged inside and outside the circle, and the distance between adjacent pin grooves is equal. Specifically as shown in Figure 7 and Figure 8, the pin grooves 103 and 104 are located on concentric circles in Figure 7, as shown by the dotted line in the figure (the dotted line is designed for easy understanding), and the pin groove 101 and the pin groove 102 are Taking the circumference of the pin grooves 103 and 104 as the axis of symmetry, it is arranged symmetrically along the gap between the pin grooves 103 and 104, and the distance between the pin operations 101, 102, 103, and 104 is equal, on the premise of ensuring the principle of structural design Next, increase the number of channels while improving charging efficiency.

In this embodiment, in order to realize the data transmission between the charging and discharging protection board and the charging equipment, and ensure the safety and stability of charging, a data transmission interface groove 4 may also be provided in the center of the convex seat 13, and a data transmission interface groove 4 may be provided in the center of the concave seat 13. The center of 23 is provided with the data transmission interface terminal 5 that matches with boss central data transmission interface groove 4, and described data transmission interface groove 4 comprises the first data transmission interface groove, the second data transmission interface groove, the third The data transmission interface groove and the fourth data transmission interface groove, the four data transmission interface grooves are arranged in a square, located on the same circle, and the adjacent data transmission interface grooves have opposite polarities. Similarly, the data transmission interface terminals use the same No matter what angle it is plugged in, it can be connected better. The size of the data interface can be set according to actual needs, such as 0.5mm-2mm. In addition, the shape of the plug body and the size of the socket body in this embodiment The shape is not limited, and it can be a cube or a cylinder. In this embodiment, the cylinder structure is preferred. The diameter of the plug body can be designed to be 70mm, 90mm or larger, and the diameter of the pin groove is designed to be 5mm, and the specific pin groove Dimensions such as the diameter and the diameter of the pin terminal can be designed according to the actual transmission current size and demand, and there is no limitation here.

In short, the solution proposed by the present invention is not only applicable to the charging of electric equipment such as electric vehicles, but also can realize the electric energy storage of energy storage equipment, adopts atomic structure design, utilizes quantum effect, and offsets the gap between adjacent pin terminals The interaction of the battery can reduce the heating phenomenon, and through the special design of multi-channel and material, it can realize the transmission performance of high voltage and high current, the structural design is ingenious, the charging efficiency is high, and it has a wide range of promotion and practical value.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention to other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or modify the equivalent of equivalent changes. The embodiments are applied to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solutions of the present invention without departing from the content of the technical solutions of the present invention.

Claims (10)

1. a kind of novel multi-channel plug, which is characterized in that including header body, multiple equivalent specifications are provided in header body Prong groove, the prong groove spaced set and on the same circumference, the polarity of adjacent prong groove is opposite.

2. novel multi-channel plug according to claim 1, it is characterised in that：It is additionally provided in the header body convex Seat, the periphery of projection seat include the arc protrusion of even, symmetric setting, and all prong grooves are arranged in projection seat.

3. novel multi-channel plug according to claim 1, it is characterised in that：Using the circumference that prong groove is formed as pair Claim axis, along the gap of adjacent prong groove, opposite polarity prong groove is arranged inside and outside in circumference.

4. according to claim 1-3 any one of them novel multi-channel plugs, it is characterised in that：The center of the projection seat Place is additionally provided with data transmission interface groove, and the data transmission interface groove includes first data transmission interface groove, second Data transmission interface groove, third data transmission interface groove and the 4th data transmission interface groove, four data transmission interfaces Groove arrangement is into square, on same circumference.

5. novel multi-channel plug according to claim 4, it is characterised in that：Limiting slot is additionally provided in the projection seat.

6. a kind of socket being adapted to any one of the claim 1-5 plugs, which is characterized in that the socket includes socket sheet Body, be provided on the jack body with the matched pin terminals of the prong groove, all pin terminals specifications are identical, insert The sub- spaced set of foot, the polarity of adjacent pin terminals are opposite.

7. novel multi-channel socket according to claim 6, it is characterised in that：It is provided on the socket and the projection seat Matched dimple, all pin terminals are arranged in dimple, and the deep equality of the height of pin terminals and dimple.

8. novel multi-channel socket according to claim 7, it is characterised in that：The dimple be provided centrally with and projection seat The matched data transmission interface terminal of centre data coffret.

9. novel multi-channel socket according to claim 8, it is characterised in that：It is additionally provided on the dimple and the limit The position matched limited post of slot.

10. novel multi-channel socket according to claim 9, it is characterised in that：The pin terminals are hollow cylinder Shape structure, prong groove are made with pin terminals of gold plated copper.