Vehicle-mounted wireless charger

Abstract

The utility model belongs to the technical field of wireless charging, and particularly relates to a vehicle-mounted wireless charger, which comprises an upper shell, a lower shell, a transmitting coil, a fixed support and a locking mechanism. The locking mechanism comprises a lower locking assembly and an upper locking assembly. The lower locking assembly comprises a lower movable plate, a lower locking spring, a lower locking stud and a lower locking cap. The upper locking assembly comprises an upper movable plate, an upper locking spring, an upper locking stud and an upper locking cap. According to the vehicle-mounted wireless charger provided by the invention, the upper locking spring and the upper movable plate are pulled to move downwards through the lower locking spring, so that the distance between the lower movable plate and the upper movable plate is reduced, after a mobile phone is placed, the position of the lower locking cap is adjusted through the lower locking stud, and the mobile phone is locked through the lower locking cap; and then the position of the upper locking cap is adjusted through the upper locking stud, and the mobile phone is locked through the upper locking cap, so that the mobile phone is tightly attached to the lower shell, a gap is reduced, and the effective charging efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to wireless charging technical field especially relates to a vehicle wireless charger. BACKGROUND

[0002] With the development of electronic equipment, the current smart phone has various functions, people use the phone in the car, the phone is not easy to fix in the cab, the vehicle wireless charger can fix the phone and charge the phone, so it gradually becomes the car electronic product that people often use.

[0003] The existing wireless mobile phone charger uses the process, places the mobile phone in the wireless mobile phone charger, and then charges the mobile phone. However, the principle of wireless charging of the mobile phone is that a high-frequency changing magnetic field is generated by the transmitting coil of the wireless mobile phone charger, and then an induced electromotive force is generated by the receiving coil inside the mobile phone, and then an induced current is generated, which charges the battery of the mobile phone. Therefore, the distance between the transmitting coil of the wireless mobile phone charger and the receiving coil inside the mobile phone greatly affects the effective charging efficiency. The greater the distance between the transmitting coil of the wireless mobile phone charger and the receiving coil inside the mobile phone, the smaller the effective charging efficiency. However, the existing wireless mobile phone charger is not close enough to the mobile phone, has a large gap, and results in small effective charging efficiency. SUMMARY

[0004] The utility model discloses a vehicle wireless charger, which aims to solve the technical problem of insufficient close fit between the existing wireless mobile phone charger and the mobile phone, the large gap, and the small effective charging efficiency.

[0005] To achieve the above-mentioned purpose, the vehicle wireless charger provided by the utility model embodiment comprises an upper shell, a lower shell, a transmitting coil, a fixing support and a locking mechanism, the upper shell, the lower shell and the fixing support are connected in sequence, the locking mechanism is connected with the upper shell and the lower shell respectively, the transmitting coil is arranged between the upper shell and the lower shell and connected to the lower shell.

[0006] The locking mechanism comprises a lower locking assembly and an upper locking assembly, and the lower locking assembly and the upper locking assembly are connected to the lower shell. The lower locking assembly comprises a lower movable plate, a lower locking spring, a lower locking stud and a lower locking cap. The lower shell is provided with a lower sliding groove, the lower movable plate is slidably connected to the lower sliding groove, the lower locking spring is arranged in the lower shell and connected to the lower movable plate, the lower locking stud is threadedly connected to the lower movable plate, and the lower locking cap is connected to the lower locking stud.

[0007] The upper locking assembly comprises an upper movable plate, an upper locking spring, an upper locking stud and an upper locking cap, the lower shell is provided with an upper sliding groove, the upper movable plate is slidably connected to the upper sliding groove, the upper locking spring is arranged in the lower shell and connected with the lower movable plate and the lower locking spring respectively, the upper locking stud is threadedly connected to the upper movable plate, and the upper locking cap is connected to the upper locking stud.

[0008] As an optional scheme of the utility model, the upper shell is provided with perforations, the perforations are arranged in multiple and uniformly arranged on the upper shell, and the perforations are arranged in an arc shape.

[0009] As an optional scheme of the utility model, the lower locking spring is arranged in two and fixedly connected with the lower movable plate.

[0010] As an optional scheme of the utility model, the lower locking stud and the lower locking cap are arranged in two, one lower locking cap is fixedly connected to the top end of one lower locking stud, and the two lower locking studs are threadedly connected to the lower movable plate.

[0011] As an optional scheme of the utility model, the upper locking assembly is arranged in two and symmetrically arranged along the center of the lower shell.

[0012] As an optional scheme of the utility model, the upper locking assembly is arranged in two and symmetrically arranged along the center of the lower shell.

[0013] As an optional scheme of the utility model, the upper locking cap is fixedly connected with an upper rubber pad at the bottom side.

[0014] As an optional scheme of the utility model, the lower shell is fixedly connected with a charging interface at the side, and the charging interface is electrically connected with the transmitting coil.

[0015] The vehicle-mounted wireless charger provided by the embodiment of the utility model has at least one of the following technical effects:

[0016] The vehicle-mounted wireless charger provided by the utility model comprises an upper shell, a lower shell, a transmitting coil, a fixed support and a locking mechanism, a mobile phone is placed in the upper shell, due to the self-weight of the mobile phone, the lower movable plate moves downward, the upper locking spring and the upper movable plate are pulled down by the lower locking spring, the distance between the lower movable plate and the upper movable plate is reduced, after the mobile phone is placed, the position of the lower locking cap is adjusted by the lower locking stud, the mobile phone is locked by the lower locking cap, then the position of the upper locking cap is adjusted by the upper locking stud, and the mobile phone is locked by the upper locking cap, so that the mobile phone is tightly attached to the lower shell, the gap is reduced, and the effective charging efficiency is improved. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Fig. 1 A perspective view of a vehicle-mounted wireless charger provided for an embodiment of this utility model.

[0019] Fig. 2 A perspective view of a vehicle-mounted wireless charger provided for an embodiment of this utility model.

[0020] Fig. 3 A perspective view of the vehicle-mounted wireless charger provided in this embodiment of the present utility model, omitting the upper casing.

[0021] Fig. 4 A schematic diagram of the internal structure of the vehicle-mounted wireless charger provided in an embodiment of this utility model.

[0022] The following are the labeling elements in the figure:

[0023] 1. Upper housing; 2. Lower housing; 3. Transmitting coil; 4. Fixing bracket; 5. Lower locking assembly; 6. Upper locking assembly;

[0024] 11. Perforation;

[0025] 21. Lower slide groove; 22. Upper slide groove;

[0026] 51. Lower movable plate; 52. Lower locking spring; 53. Lower locking stud; 54. Lower locking cap;

[0027] 61. Install the upper movable plate; 62. Install the upper locking spring; 63. Install the upper locking stud; 64. Install the upper locking cap. Detailed Implementation

[0028] The embodiments of this utility model are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the embodiments of this utility model, and should not be construed as limiting the utility model.

[0029] In the description of the embodiments of the utility model, it is understood that the directions or position relations indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the embodiments of the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the utility model.

[0030] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0031] In the embodiments of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements or the interaction relationship between two elements. For ordinary skilled persons in the art, the specific meanings of the above terms in the embodiments of the utility model can be understood according to the specific circumstances.

[0032] In one embodiment of the utility model, as shown in Figs. 1-4 The vehicle-mounted wireless charger comprises an upper shell 1, a lower shell 2, a transmitting coil 3, a fixed support 4 and a locking mechanism. The upper shell 1, the lower shell 2 and the fixed support 4 are fixedly connected in sequence, and the wireless charger is fixed to the vehicle body through the fixed support 4. The locking mechanism is connected with the upper shell 1 and the lower shell 2 respectively. The transmitting coil 3 is arranged between the upper shell 1 and the lower shell 2 and is fixedly connected to the lower shell 2. When current passes through the transmitting coil 3, the transmitting coil 3 will generate a high-frequency changing magnetic field. When the high-frequency changing magnetic field generated by the transmitting end passes through the receiving coil inside the mobile phone, according to the principle of electromagnetic induction, an induced electromotive force will be generated in the receiving coil. If the receiving circuit of the mobile phone is closed, an induced current will be generated. After the induced current is processed by the rectification and voltage stabilization circuit inside the mobile phone, the mobile phone battery can be charged.

[0033] The locking mechanism comprises a lower locking assembly 5 and an upper locking assembly 6. The lower locking assembly 5 and the upper locking assembly 6 are connected to the lower shell 2. The lower locking assembly 5 comprises a lower movable plate 51, a lower locking spring 52, a lower locking stud 53 and a lower locking cap 54. The lower shell 2 is provided with a lower sliding groove 21, and the lower movable plate 51 is slidingly connected to the lower sliding groove 21. The lower locking spring 52 is arranged in the lower shell 2 and is fixedly connected to the lower movable plate 51. The lower locking stud 53 is threadedly connected to the lower movable plate 51, and the lower locking cap 54 is fixedly connected to the lower locking stud 53. After the mobile phone is placed on the upper shell 1, the lower movable plate 51 moves downward due to the gravity of the mobile phone, extends downward through the lower locking spring 52, pulls the upper locking spring 62 and the upper movable plate 61 downward, so as to reduce the distance between the lower movable plate 51 and the upper movable plate 61, and the top of the mobile phone abuts against the upper locking stud 63. After the mobile phone is placed, the lower locking spring 52 is contracted through the elastic potential energy, drives the lower movable plate 51 to move upward, at this time, the bottom of the mobile phone abuts against the lower locking stud 53, the position of the lower locking cap 54 is adjusted through the lower locking stud 53, and the mobile phone is locked through the lower locking cap 54.

[0034] The upper locking assembly 6 comprises an upper movable plate 61, an upper locking spring 62, an upper locking stud 63 and an upper locking cap 64. The lower shell 2 is provided with an upper sliding groove 22, and the upper movable plate 61 is slidingly connected to the upper sliding groove 22. The upper locking spring 62 is arranged in the lower shell 2 and is fixedly connected to the lower movable plate 51 and the lower locking spring 52, respectively. The upper locking stud 63 is threadedly connected to the upper movable plate 61, and the upper locking cap 64 is fixedly connected to the upper locking stud 63. After the lower locking stud 53 abuts against the bottom of the mobile phone, the position of the upper locking cap 64 is adjusted through the upper locking stud 63, and the mobile phone is locked through the upper locking cap 64, so that the mobile phone is tightly attached to the lower shell 2, the gap is reduced, and the effective charging efficiency is improved.

[0035] In another embodiment of the utility model, the upper shell 1 of the vehicle-mounted wireless charger is provided with perforations 11, the perforations 11 are provided with a plurality of perforations and are evenly arranged on the upper shell 1, and the perforations 11 are arranged in an arc shape. The perforations 11 improve the magnetic field transmission efficiency, and further improve the charging efficiency of the mobile phone.

[0036] In another embodiment of the utility model, the lower locking spring 52 of the vehicle-mounted wireless charger is provided with two lower locking springs and is fixedly connected to the lower movable plate 51.

[0037] In another embodiment of the utility model, the lower locking stud 53 and the lower locking cap 54 of the vehicle-mounted wireless charger are provided with two lower locking studs and two lower locking caps, one lower locking cap 54 is fixedly connected to the top end of one lower locking stud 53, and the two lower locking studs 53 are threadedly connected to the lower movable plate 51. The two locking caps abut against the mobile phone at the same time, and the stability is improved. The lower locking cap 54 is fixedly connected with a lower rubber pad on the bottom side, so as to avoid scratching the mobile phone.

[0038] In another embodiment of the present application, the upper locking assembly 6 of the vehicle-mounted wireless charger is provided with two upper locking assemblies 6, which are symmetrically arranged along the center of the lower shell 2.

[0039] In another embodiment of the present application, each upper locking assembly 6 of the vehicle-mounted wireless charger is provided with two upper locking springs 62, one end of one upper locking spring 62 is fixedly connected with the upper movable plate 61, and the other end is fixedly connected with one lower locking spring 52.

[0040] In another embodiment of the present application, the upper locking cap 64 of the vehicle-mounted wireless charger is fixedly connected with an upper rubber pad at the bottom side, so as to avoid scratching the mobile phone.

[0041] In another embodiment of the present application, the lower shell 2 is fixedly connected with a charging interface at the side, and the charging interface is electrically connected with the transmitting coil 3.

[0042] The vehicle-mounted wireless charger provided in the present application places the mobile phone in the upper shell 1, and due to the self-gravity of the mobile phone, the lower movable plate 51 moves downward, and the upper locking spring 62 and the upper movable plate 61 are pulled down by the lower locking spring 52, so as to reduce the distance between the lower movable plate 51 and the upper movable plate 61. After the mobile phone is placed, the position of the lower locking cap 54 is adjusted by the lower locking stud 53, the mobile phone is locked by the lower locking cap 54, the position of the upper locking cap 64 is adjusted by the upper locking stud 63, and the mobile phone is locked by the upper locking cap 64, so as to tightly attach the mobile phone to the lower shell 2, reduce the gap, and improve the effective charging efficiency.

[0043] The above is only a preferred embodiment of the present application, and is not used to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A wireless charger for a vehicle, characterized by comprising: The application relates to a wireless charging device, which comprises an upper shell, a lower shell, a transmitting coil, a fixing support and a locking mechanism, wherein the upper shell, the lower shell and the fixing support are sequentially connected, the locking mechanism is connected with the upper shell and the lower shell respectively, and the transmitting coil is arranged between the upper shell and the lower shell and connected with the lower shell. The locking mechanism comprises a lower locking assembly and an upper locking assembly, and the lower locking assembly and the upper locking assembly are connected with the lower shell; the lower locking assembly comprises a lower movable plate, a lower locking spring, a lower locking stud and a lower locking cap, the lower shell is provided with a lower sliding groove, the lower movable plate is slidingly connected with the lower sliding groove, the lower locking spring is arranged in the lower shell and connected with the lower movable plate, the lower locking stud is threadedly connected with the lower movable plate, and the lower locking cap is connected with the lower locking stud. The upper locking assembly comprises an upper movable plate, an upper locking spring, an upper locking stud and an upper locking cap, the lower shell is provided with an upper sliding groove, the upper movable plate is slidingly connected with the upper sliding groove, the upper locking spring is arranged in the lower shell and connected with the lower movable plate and the lower locking spring respectively, the upper locking stud is threadedly connected with the upper movable plate, and the upper locking cap is connected with the upper locking stud.

2. The vehicle-mounted wireless charger of claim 1, wherein, The upper shell is provided with perforations, the perforations are arranged uniformly on the upper shell, and the perforations are arranged in an arc shape.

3. The vehicle-mounted wireless charger of claim 1, wherein, The lower locking spring is arranged in two numbers and fixedly connected with the lower movable plate.

4. The vehicle wireless charger of claim 1, wherein, The lower locking stud and the lower locking cap are arranged in two numbers, one lower locking cap is fixedly connected with the top end of one lower locking stud, and the two lower locking studs are threadedly connected with the lower movable plate; the lower locking cap is fixedly connected with a lower rubber pad at the bottom side.

5. The vehicle-mounted wireless charger of claim 3, wherein, The upper locking assembly is arranged in two numbers and arranged symmetrically along the center of the lower shell.

6. The vehicle wireless charger of claim 2, wherein, Each upper locking assembly is provided with two upper locking springs, one end of one upper locking spring is fixedly connected with the upper movable plate, and the other end is fixedly connected with one lower locking spring.

7. The vehicle wireless charger of claim 5, wherein, The upper locking cap is fixedly connected with an upper rubber pad at the bottom side.

8. The vehicle wireless charger of claim 1, wherein, The lower shell is fixedly connected with a charging interface at the side, and the charging interface is electrically connected with the transmitting coil.

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