CN217036254U

CN217036254U - Charging adapter

Info

Publication number: CN217036254U
Application number: CN202220327833.9U
Authority: CN
Inventors: 孙中伟; 任星华; 沈高松
Original assignee: Shenzhen Hello Tech Energy Co Ltd
Current assignee: Shenzhen Hello Tech Energy Co Ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-07-22
Anticipated expiration: 2032-02-18

Abstract

The utility model relates to the technical field of switching components, and discloses a charging switching piece, which comprises a switching box, wherein the switching box comprises at least two input ports capable of inputting power and at least one output port capable of outputting power, the input ports are respectively provided with a separated positive interface and a separated negative interface, the input ports are electrically connected in series, and the charging switching piece also comprises: and the connecting piece can be electrically communicated with the positive interface and the negative interface of at least one of the input ports. The charging adaptor provided by the utility model can still meet the requirement of charging energy storage products under the condition that the number of charging input equipment is less than that of input ports, and the flexibility is higher.

Description

Charging adapter

Technical Field

The utility model relates to the technical field of adapter members, in particular to a charging adapter.

Background

Most of the solar photovoltaic panels are used for charging energy storage products at the present stage through the adapter box, and a plurality of solar photovoltaic panels are generally used for correspondingly charging one energy storage product. However, when a plurality of series-connection boxes such as three series-connection boxes are used, the charging circuit is connected between the input ports in a series connection mode, so that the plurality of series-connection boxes can normally work by connecting all the input ports with the solar photovoltaic panel, if any input port is not connected with the solar photovoltaic panel, the charging circuit cannot work, the requirement for charging energy storage products cannot be met under the condition that the number of the solar photovoltaic panels is less than that of the input ports, and the flexibility is poor.

Therefore, a charging adaptor is needed to overcome the above technical problems.

SUMMERY OF THE UTILITY MODEL

Based on the above, the present invention provides a charging adaptor, which can still meet the requirement of charging energy storage products when the number of charging input devices is less than the number of input ports, and has high flexibility.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a switching piece charges, includes the switching box, the switching box includes that at least two can supply the input port that can input and at least one can supply the delivery outlet that can export of electric energy, the input port all is equipped with the positive negative interface of separation, the electric property is established ties between the input port, the switching piece that charges still includes:

and the connecting piece can be electrically communicated with the positive interface and the negative interface of at least one of the input ports.

The charging adapter comprises an adapter box and a connecting piece, wherein the connecting piece can be electrically communicated with a positive interface and a negative interface of at least one input port, when the number of charging input equipment is matched with the total number of the input ports of the charging adapter, the connecting piece is not electrically communicated with the positive interface and the negative interface of any one input port, and each input port is respectively connected with one charging input equipment; when the number of the charging input devices is less than the total number of the input ports of the charging adapter, each charging input device is connected with one input port, and the connecting piece is electrically communicated with the rest input ports which are not connected with the charging input devices, so that the conduction of the charging circuit is ensured.

As an optional technical solution of the charging adaptor, the connecting piece is movably disposed on the adaptor box, so that the positive and negative interfaces of the input port disposed corresponding to the connecting piece are switched between a connected state and a disconnected state.

As an optional technical scheme of the charging adaptor, the connecting piece comprises a plugging portion and a connecting portion, the plugging portion can be selectively plugged with the input port, and the connecting portion is connected with the adaptor box.

As an optional technical scheme of the charging adaptor, be equipped with spacing hole on the switching box, connecting portion set up to shaft-like structure, be equipped with spacing end on the connecting portion, connecting portion slide set up in spacing hole, just spacing end is located in the spacing hole, the external diameter of spacing end is greater than the port diameter in spacing hole.

As an optional technical scheme of the charging adaptor, the plug-in part includes a short-circuit structure and an insulating sleeve, the insulating sleeve covers the periphery of the short-circuit structure, one port of the short-circuit structure can be electrically connected with one end of the positive and negative interfaces, and the other port of the short-circuit structure can be electrically connected with the other end of the positive and negative interfaces.

As an optional technical scheme of the charging adaptor, the connecting piece further comprises a cover body portion, the cover body portion is connected with the inserting portion and the connecting portion, and the cover body portion covers the upper portion of the input port when the connecting piece is electrically communicated with the input port.

As an optional technical scheme of the charging adaptor, an abdicating notch is formed in the end part of the cover body part, which is close to one side of the adaptor box.

As an optional technical scheme of the charging adaptor, the number of the input ports is three, the number of the connecting pieces is one, the connecting pieces correspond to one of the input ports, and the connecting pieces can be electrically communicated with the positive and negative interfaces of the input ports.

As an optional technical scheme of the charging adapter, the adapter box comprises a box body part and an extension part, the input port is formed in the box body part, the connecting piece is connected with the box body part, one end of the extension part is connected with the box body part, and the output port is formed in the other end, deviating from the box body part, of the extension part.

As an alternative to the charging adapter, the extension is made of a flexible material.

The beneficial effects of the utility model are as follows:

the charging adapter provided by the utility model comprises an adapter box and a connecting piece, wherein the connecting piece can be electrically connected with a positive interface and a negative interface of at least one input port, when the number of charging input equipment is matched with the total number of the input ports of the charging adapter, the connecting piece is not electrically connected with the positive interface and the negative interface of any one input port, and each input port is respectively connected with one charging input equipment; when the number of the charging input devices is less than the total number of the input ports of the charging adapter, each charging input device is connected with one input port, and the connecting piece is electrically connected with the rest input ports which are not connected with the charging input devices, so that the conduction of the charging circuit is ensured. The charging adapter provided by the utility model can still meet the requirement of charging energy storage products under the condition that the number of the charging input devices is less than that of the input ports, and has higher flexibility.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings may be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a charging adaptor provided by the present invention (the adaptor is not electrically connected to an input port);

fig. 2 is a schematic structural diagram of a charging adaptor provided by the present invention (the adaptor is electrically connected to the input port);

FIG. 3 is a schematic structural view of a connector provided by the present invention;

fig. 4 is a schematic diagram of an operating circuit of the charging adaptor provided by the present invention.

In the figure:

1. a transfer box; 101. an input port; 102. an output port; 11. a case portion; 12. an extension; 2. a connecting member; 21. a plug-in part; 211. a short-circuit structure; 212. an insulating sleeve; 22. a connecting portion; 221. a limiting end; 23. a lid portion; 231. a abdication gap; 100. a solar photovoltaic panel.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to fig. 3, this embodiment provides a charging adaptor for providing an adaptor for charging an energy storage product by a charging input device such as a solar photovoltaic panel 100, so as to implement a function of multiple strings of one (multiple input terminals correspond to one output terminal) or multiple strings of multiple (multiple input terminals correspond to multiple output terminals). The charging adaptor comprises an adaptor box 1 and a connecting piece 2, wherein the adaptor box 1 comprises at least two input ports 101 capable of inputting electric energy and at least one output port 102 capable of outputting electric energy, the input ports 101 are respectively provided with a separated positive interface and a separated negative interface, and the input ports 101 are electrically connected in series; the connector 2 can be electrically connected to the positive and negative ports of at least one of the input ports 101.

Specifically, the charging adaptor provided by this embodiment includes an adaptor box 1 and a connector 2, the connector 2 can electrically connect with the positive and negative interfaces of at least one input port 101, when the number of charging input devices matches the total number of the input ports 101 of the charging adaptor, the connector 2 is not electrically connected with the positive and negative interfaces of any one input port 101, and each input port 101 is connected with one charging input device; when the number of the charging input devices is less than the total number of the input ports 101 of the charging adapter, each charging input device is connected with one input port 101, and the connecting piece 2 is electrically connected with the rest input ports 101 which are not connected with the charging input devices, so that the conduction of a charging circuit is ensured. The charging adaptor provided by the embodiment can still meet the requirement of charging energy storage products under the condition that the number of charging input devices is less than that of the input ports 101, and the flexibility is high.

In the present embodiment, as shown in fig. 1 and fig. 2, the adaptor box 1 includes three input ports 101 and one output port 102 to implement a three-serial-one charging function, and one connector 2 is provided, where the connector 2 is provided corresponding to one of the three input ports 101. As shown in fig. 4, when there are only two solar photovoltaic panels 100, the connecting member 2 can electrically communicate with the positive and negative interfaces of the corresponding input ports 101, and the two solar photovoltaic panels 100 are respectively connected with the other two input ports 101 in a one-to-one correspondence manner, so as to realize the function of charging one energy storage product by the two solar photovoltaic panels 100.

Optionally, the connecting element 2 is movably disposed on the adapter box 1, so that a positive interface and a negative interface of the input port 101, which are disposed corresponding to the connecting element 2, are switched between a connection state and a disconnection state. Specifically, the connector 2 may be movably connected to the adaptor box 1 by a screw connection, an inverted connection, an insertion connection, a fastening connection, or the like, so as to switch a connection state between the connector 2 and the input port 101.

Optionally, the connector 2 includes a plug portion 21 and a connection portion 22, the plug portion 21 is selectively plugged into the input port 101, and the connection portion 22 is connected to the adaptor box 1. The connecting part 22 can prevent the connecting part 2 from falling off from the adapter box 1, so as to avoid the risk of losing the connecting part 2.

Further, be equipped with spacing hole on the adapter box 1, connecting portion 22 sets up to shaft-like structure, be equipped with spacing end 221 on connecting portion 22, connecting portion 22 slides and sets up in spacing hole, and spacing end 221 is located spacing hole, the internal diameter in spacing hole equals the internal diameter of spacing end 221, and the port diameter in spacing hole is less than the internal diameter in spacing hole, the external diameter of spacing end 221 is greater than the port diameter in spacing hole promptly, spacing end 221 is embedded in adapter box 1, with this prevent that spacing end 221 from falling out from spacing hole, connecting piece 2 can't break away from adapter box 1 completely, in order to keep connecting piece 2 and adapter box 1's connected state.

Optionally, the inserting portion 21 includes a short-circuit structure 211 and an insulating sleeve 212, the insulating sleeve 212 covers the periphery of the short-circuit structure 211, one port of the short-circuit structure 211 can be electrically connected to one end of the positive and negative interface, and the other port of the short-circuit structure 211 can be electrically connected to the other end of the positive and negative interface. The insulating sleeve 212 is made of a silicone material, and the insulating sleeve 212 plays a role in accommodating the short-circuit structure 211 and insulating protection at the same time.

Optionally, one interface end of the short-circuit structure 211 is configured as a circular ring structure, the other interface end of the short-circuit structure 211 is configured as a circular rod-shaped structure, and the latter is accommodated in a central position of the former.

Optionally, the connector 2 further includes a cover portion 23, the cover portion 23 is connected to the insertion portion 21 and the connection portion 22, and when the connector 2 is electrically connected to the input port 101, the cover portion 23 covers the input port 101. Furthermore, the cover 23 and the connection portion 22 are made of an insulating material such as silicone, and the cover 23 is connected to the insulating sleeve 212 of the insertion portion 21.

Preferably, the cover 23, the connector 22, and the insulating cover 212 of the socket 21 are integrally formed.

Optionally, an abdicating notch 231 is formed at an end of the cover portion 23 close to one side of the adaptor box 1.

Optionally, the adaptor box 1 includes the box body portion 11 and the extension portion 12, the input port 101 is all set up on the box body portion 11, the connecting piece 2 is connected with the box body portion 11, one end of the extension portion 12 is connected with the box body portion 11, the output port 102 is set up at the other end that the extension portion 12 deviates from the box body portion 11, so that the adaptor box 1 can adjust the switching direction, and the universality is improved.

Preferably, the extension 12 is made of a flexible material such as silicone, cotton tape, or the like.

It is to be noted that the foregoing description is only exemplary of the utility model and that the principles of the technology may be employed. Those skilled in the art will appreciate that the present invention is not limited to the particular embodiments described herein, and that various obvious changes, rearrangements and substitutions will now be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. The utility model provides a switching piece charges, includes switching box (1), switching box (1) includes that at least two can supply input port (101) that can input and at least one can supply output port (102) that can export of electric energy, input port (101) all are equipped with the positive negative interface of separation, the electrical property is established ties between input port (101), its characterized in that, the switching piece of charging still includes:

the connecting piece (2) can be electrically communicated with the positive interface and the negative interface of at least one input port (101).

2. The charging adaptor according to claim 1, wherein the connector (2) is movably disposed on the adaptor box (1) so that the positive and negative interfaces of the input port (101) disposed corresponding to the connector (2) are switched between a connected state and a disconnected state.

3. A charging adaptor as claimed in claim 2, wherein the connector (2) comprises a plug-in part (21) and a connecting part (22), the plug-in part (21) being selectively connectable to the inlet (101), the connecting part (22) being connectable to the adaptor box (1).

4. The charging adapter according to claim 3, wherein a limiting hole is formed in the adapter box (1), the connecting portion (22) is of a rod-shaped structure, a limiting end (221) is arranged on the connecting portion (22), the connecting portion (22) is slidably arranged in the limiting hole, the limiting end (221) is located in the limiting hole, and the outer diameter of the limiting end (221) is larger than the diameter of a port of the limiting hole.

5. The charging adaptor according to claim 3, wherein the plug-in part (21) comprises a short-circuit structure (211) and an insulating sleeve (212), the insulating sleeve (212) covers the periphery of the short-circuit structure (211), one port of the short-circuit structure (211) can be electrically connected with one end of the positive and negative interfaces, and the other port of the short-circuit structure (211) can be electrically connected with the other end of the positive and negative interfaces.

6. The charging adaptor according to claim 3, wherein the connector (2) further comprises a cap portion (23), the cap portion (23) is connected to the plug portion (21) and the connecting portion (22), and when the connector (2) is electrically connected to the input port (101), the cap portion (23) covers the input port (101).

7. A charging adaptor as claimed in claim 6, characterised in that the end of the cover part (23) on the side close to the adaptor box (1) is provided with a relief notch (231).

8. The charging adaptor according to any one of claims 1 to 7, wherein there are three input ports (101), there is one connecting piece (2), the connecting piece (2) is disposed corresponding to one of the input ports (101), and the connecting piece (2) can electrically communicate with the positive and negative interfaces of the input port (101).

9. A charging adaptor as claimed in any one of claims 1 to 7, characterised in that the adaptor box (1) comprises a box body portion (11) and an extension portion (12), the inlet ports (101) being arranged on the box body portion (11), the connecting member (2) being connected to the box body portion (11), one end of the extension portion (12) being connected to the box body portion (11), the outlet port (102) being arranged at the other end of the extension portion (12) facing away from the box body portion (11).

10. A charging adaptor according to claim 9, characterised in that the extension (12) is made of a flexible material.