CN215419619U - Hidden expansion seat vehicle charger - Google Patents

Abstract

The utility model relates to a hidden type expansion seat vehicle charger which comprises a vehicle charger body, a charging circuit module and an expansion seat, wherein the charging circuit module is arranged in the expansion seat, the expansion seat is externally arranged and detachably connected with the vehicle charger body, a containing cavity is arranged in the vehicle charger body and internally contains the expansion seat, a conductive piece is arranged on the side of the expansion seat, a connecting piece is arranged on the outer side of the vehicle charger body, and the conductive piece is inserted in the connecting piece to electrically connect the vehicle charger body and the charging circuit module when the expansion seat is internally arranged or externally arranged for connection.

Description

Hidden expansion seat vehicle charger

Technical Field

The utility model relates to the technical field of vehicle-mounted wireless charging, in particular to a hidden expansion seat vehicle charger.

Background

The vehicle charging is a full-name vehicle-mounted charger, is an accessory for facilitating a vehicle-mounted charging power supply of a vehicle owner to charge a digital product at any time and any place, is a vehicle-mounted charger which is powered by a conventional vehicle storage battery (12V of a car and 24V of a truck), and is widely applied to the field of lithium battery charging of various portable and handheld devices. Such as: cell phones, PDAs, GPS, etc.; the vehicle-mounted charger not only considers the actual requirements of lithium battery charging (constant voltage CV, constant current CC and overvoltage protection OVP), but also considers the severe environment of the vehicle-mounted storage battery (transient spike voltage, system switch noise interference, EMI and the like); therefore, the power management IC selected by the vehicle charging scheme must simultaneously satisfy: high voltage resistance, high efficiency, high reliability and low frequency (beneficial to the design of EMI).

Part high-end on-vehicle charger generally includes 2 USB interfaces, can charge for two digital products simultaneously, and this type of product generally has overload protection, short-circuit protection, high-voltage input protection and high temperature protection quadruple safety protection function, ensures to use safely. The vehicle-mounted charger can be used for both a vehicle and a household, and realizes three-in-one multifunctional purposes of vehicle charging, direct charging and USB charging. The vehicle-mounted charger is an accessory for conveniently charging the digital product at any time and any place by using a vehicle-mounted power supply, and the expense of a battery is saved.

The existing vehicle charger is a whole and cannot be disassembled, and occupies the same space regardless of use, thereby causing space waste and being inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a hidden docking station vehicle charger having a vehicle charger main body and a docking station, which are detachable, and are separated when not in use and combined when in use.

A hidden type expansion seat vehicle charger comprises a vehicle charger body, a charging circuit module and an expansion seat, wherein the charging circuit module is arranged in the expansion seat, the expansion seat is externally arranged and detachably connected with the vehicle charger body, a containing cavity is arranged in the vehicle charger body and internally contains the expansion seat, a conductive piece is arranged on the side of the expansion seat, a connecting piece is arranged on the outer side of the vehicle charger body, and the conductive piece is inserted in the connecting piece when the expansion seat is internally arranged or externally arranged for connection so that the vehicle charger body is electrically connected with the charging circuit module.

Preferably, the vehicle charging body is provided with an insertion end and a tail end, the insertion end is used for inserting a vehicle cigarette lighter, the tail end is provided with the accommodating cavity, the outer wall of the accommodating cavity is outwards protruded with the connecting piece, and the connecting piece is provided with a conductive groove or a conductive hole for placing and connecting conductive pieces.

Preferably, two sides of the connecting piece are respectively provided with a retaining edge in an upward protruding manner, the top edge of the accommodating cavity is provided with an outward-expanding edge, the diameter of the outward-expanding edge is larger than that of the inside of the accommodating cavity, and the outward-expanding edge and the two retaining edges are of an integrally extending edge structure.

Preferably, the docking station has an interface end plate, the interface end plate is mounted on the top of the docking station, the blocking edge and the outward-expanding edge are used for positioning and accommodating the interface end plate, and when the docking station is placed in the vehicle charging body, the interface end plate is arranged in a range surrounded by the blocking edge and the outward-expanding edge.

Preferably, the interface end plate protrudes outward in a lateral direction to form a conductive part, the conductive parts are arranged in the conductive parts, the conductive parts are limited in the two blocking edges, and the conductive parts are detachably inserted into the conductive grooves or the conductive holes.

Preferably, a notch is formed in the position, opposite to the blocking edge, of the outward expansion edge, a push-pull piece is arranged in a protruding mode, opposite to the conductive portion, so that the expansion seat can be assembled and disassembled conveniently, and when the expansion seat is placed in the vehicle charging body, the push-pull piece is clamped in the notch.

Preferably, the connecting member and the vehicle charger body are integrally formed, and the conductive portion and the docking station are integrally formed.

Preferably, the conductive groove is a slot structure.

Preferably, the vehicle charger body is further internally provided with a negative electrode elastic sheet, the negative electrode elastic sheet comprises an arc negative electrode elastic sheet main body and a negative electrode contact which are electrically connected, the expansion seat is placed in the accommodating cavity, the arc negative electrode elastic sheet is sleeved outside the expansion seat, and a through hole is formed in the side surface of the vehicle charger body and used for extending out of the negative electrode contact so as to complete electric conduction.

In the vehicle charger with the hidden expansion seat, the vehicle charger main body and the expansion seat in the conventional vehicle charger are separated, the charging circuit module is arranged in the expansion seat, the expansion seat is inserted into the vehicle charger main body to be used when in use, and the expansion seat is placed outside the vehicle charger main body or at other places when not in use, so that the hidden expansion seat does not occupy space and is convenient to use.

Drawings

Fig. 1 is an exploded perspective view of a hidden docking station in accordance with an embodiment of the present invention.

Fig. 2 is a schematic perspective exploded view of a vehicle charger body of the hidden docking station vehicle charger according to an embodiment of the present invention.

Fig. 3 is a left side view schematically illustrating a three-dimensional exploded structure of a vehicle charger body of the hidden docking vehicle charger according to an embodiment of the present invention.

Fig. 4 is a schematic cross-sectional view of a built-in structure of a hidden docking station charger according to an embodiment of the present invention.

Fig. 5 is a schematic view of a built-in connection structure of a hidden type docking station charger according to an embodiment of the present invention.

Fig. 6 is a schematic external connection perspective view of the hidden type docking station charger according to the embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1-4, a hidden expansion seat vehicle charger 100 according to an embodiment of the present invention is shown, which includes a vehicle charger body 1, a charging circuit module and an expansion seat 3, wherein the charging circuit module is disposed in the expansion seat 3, the expansion seat 3 is detachably connected to the vehicle charger body 1 in an external manner, a receiving cavity 11 is disposed in the vehicle charger body 1 to receive the expansion seat 3 in an internal manner, a conductive member 31 is disposed on a side of the expansion seat 3, a connecting member 14 is disposed on an outer side of the vehicle charger body 1, and the conductive member 31 is inserted into the connecting member 14 when the expansion seat 3 is connected in an internal manner or an external manner, so that the vehicle charger body 1 is electrically connected to the charging circuit module to conduct electricity to the charging circuit module.

Preferably, the connecting member 14 is an integrally formed structure with the vehicle charging body 1.

Preferably, the vehicle charging body 1 has an insertion end 12 and a tail end 13, the insertion end 12 is used for inserting a cigarette lighter of a vehicle, the tail end 13 is provided with the accommodating cavity 11, the outer wall of the accommodating cavity 11 is provided with the connecting piece 14 in an outward protruding manner, and the connecting piece 14 is provided with a conductive groove or a conductive hole for placing the connecting conductive piece 31. Preferably, the conductive groove or the conductive hole is a clamping groove structure.

Preferably, the docking station 3 has an interface end plate 32, and the interface end plate 32 is mounted on the top of the docking station 3. Specifically, the interface board 32 has at least one charging interface 33, such as a USB charging interface, and the charging interface 33 is electrically connected to the charging circuit module for data communication and charging between the mobile device and the vehicle charger 100.

Preferably, the two sides of the connecting piece 14 are respectively provided with a retaining edge 16 in an upward protruding manner, the top side of the accommodating cavity 11 is provided with an outward-expanding edge 17, the diameter of the outward-expanding edge 17 is larger than the inner diameter of the accommodating cavity 11, and the outward-expanding edge 17 and the two retaining edges 16 are of an integrally extending edge structure. The retaining rim 16 and flared rim 17 are used to locate and receive the interface end plate 32. When the docking station 3 is placed in the vehicle charger body 1, the interface end plate 32 is arranged in the range enclosed by the blocking edge 16 and the outward expansion edge 17.

Preferably, the interface end plate 32 protrudes outward from the side of the conductive part 21, the conductive part 31 is disposed on the conductive part 21, the conductive part 21 is limited in the two blocking edges, and the conductive part 31 is detachably inserted into the conductive groove. Preferably, the conductive part 21 and the docking station 3 are integrally formed.

Preferably, the outward-expanding edge 17 is provided with a notch at a position opposite to the blocking edge 16, the opposite side of the conductive part 21 is provided with a push-pull part 22 protruding outwards so as to facilitate the disassembly and assembly of the docking station 3, and when the docking station 3 is placed in the vehicle charger body 1, the push-pull part 22 is blocked in the notch.

Preferably, the conductive member 31 and the connecting member 14 may be of a standard DC connector and DC interface structure.

Preferably, the vehicle charger body 1 is further provided with a negative electrode elastic sheet 15, the negative electrode elastic sheet 15 comprises an arc-shaped negative electrode elastic sheet main body 151 and a negative electrode contact 152 which are electrically connected, when the expansion seat 3 is placed in the accommodating cavity 11, the arc-shaped negative electrode elastic sheet 151 is sleeved outside the expansion seat 3, and a through hole is formed in the side surface of the vehicle charger body 1 and used for extending out of the negative electrode contact 152 so as to complete electric conduction.

Referring to fig. 5 and 6, the hidden expansion seat charger 100 has two usage modes, namely an internal structure and an external structure, and when the expansion seat 3 is placed in the charger body 1, the structure is the internal structure; when the expansion seat 3 is placed outside the vehicle charger body 1, the structure is an external structure, and the two structures can be used for normal conduction.

In the hidden docking car charger 100, the charging circuit module is arranged in the docking 3, the car charger body 1 and the docking 3 can be detachably connected, and when in use, the conductive piece 31 is only connected with the connecting piece 14, so that the conduction can be completed and the car charger can be used; when not in use, the vehicle charger body 1 and the expansion seat 3 are separated, the space is not occupied, the structure is simple, and the use is convenient.

It should be noted that the present invention is not limited to the above-mentioned embodiments, and other changes and modifications can be made by those skilled in the art according to the spirit of the present invention, and these changes and modifications made according to the spirit of the present invention should be included in the scope of the present invention as claimed.

Claims (9)

1. A hidden type expansion seat vehicle charger is characterized by comprising a vehicle charger body, a charging circuit module and an expansion seat, wherein the charging circuit module is arranged in the expansion seat, the expansion seat is externally arranged and detachably connected with the vehicle charger body, a containing cavity is arranged in the vehicle charger body and internally contains the expansion seat, a conductive piece is arranged on the side of the expansion seat, a connecting piece is arranged on the outer side of the vehicle charger body, and the conductive piece is inserted in the connecting piece when the expansion seat is internally arranged or externally arranged for connection so that the vehicle charger body is electrically connected with the charging circuit module.

2. The hidden docking car charger of claim 1, wherein the car charger body has an insertion end for inserting a cigarette lighter of a vehicle and a rear end, the rear end is provided with the receiving cavity, the outer wall of the receiving cavity is provided with the connecting member protruding outwards, and the connecting member is provided with a conductive groove or a conductive hole for placing a connecting conductive member.

3. The hidden docking station as claimed in claim 2, wherein the two sides of the connecting member are protruded upward to form a retaining edge, the top edge of the receiving cavity has an outward-expanding edge, the diameter of the outward-expanding edge is larger than the inner diameter of the receiving cavity, and the outward-expanding edge and the two retaining edges are integrally extended.

4. The hidden docking station vehicle charger of claim 3, wherein the docking station has an interface end plate, the interface end plate is mounted on the top of the docking station, the stop edge and the flaring edge are used for positioning and receiving the interface end plate, and when the docking station is placed in the vehicle charger body, the interface end plate is arranged in a range enclosed by the stop edge and the flaring edge.

5. The hidden docking station vehicle charger of claim 4, wherein the interface board protrudes laterally outward with a conductive portion, the conductive portion is disposed on the conductive portion, the conductive portion is limited in two of the retaining edges, and the conductive portion is detachably inserted into the conductive groove or the conductive hole.

6. The hidden type docking station vehicle charger of claim 5, wherein the outer expanding edge has a notch at a position opposite to the blocking edge, the opposite side of the conductive part is provided with a push-pull member protruding outward to facilitate the mounting and dismounting of the docking station, and the push-pull member is locked in the notch when the docking station is placed in the vehicle charger body.

7. The hidden docking station charger of claim 5, wherein the connecting member is integrally formed with the charger body, and the conductive member is integrally formed with the docking station.

8. The hidden docking station of claim 2, wherein the conductive slot is a slot structure.

9. The hidden expansion seat vehicle charger of claim 1, wherein a negative spring is further disposed in the vehicle charger body, the negative spring comprises an arc negative spring main body and a negative contact electrically connected to each other, when the expansion seat is placed in the accommodating cavity, the arc negative spring is sleeved outside the expansion seat, and a through hole is disposed on a side surface of the vehicle charger body for extending out of the negative contact to complete electrical conduction.

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