CN210074883U

CN210074883U - Wireless charging frame

Info

Publication number: CN210074883U
Application number: CN201920217589.9U
Authority: CN
Inventors: 邢益涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-18
Filing date: 2019-02-18
Publication date: 2020-02-14
Anticipated expiration: 2029-02-18

Abstract

The utility model relates to a wireless charging technology field, concretely relates to wireless frame that charges, wireless frame that charges includes: the shell is used for clamping the intelligent terminal; the two horizontal sides of the shell are respectively vertical to the back plate surface of the shell to form side limiting bodies, and the bottom side of the shell is vertical to the back plate surface of the shell to form a bottom side limiting body; forming horizontal elastic mechanisms in the lateral directions of the two horizontal sides of the shell; the coil shell is fixed on the shell back plate surface through at least one vertical elastic mechanism and is parallel to the shell back plate surface. The utility model has the advantages that: can realize with the stable grafting of cell-phone intelligent terminal in the wireless frame that charges, easy operation in the use simultaneously makes things convenient for on accurate with cell-phone location to the position of charging.

Description

Wireless charging frame

Technical Field

The utility model relates to a wireless charging technology field, concretely relates to wireless charging frame.

Background

Electronic devices are becoming more and more popular, and the problem of charging electronic devices is becoming more and more prominent. With the development of wireless charging technology, it is also desirable that automobiles have wireless charging capabilities.

The appearance of the vehicle-mounted wireless charging equipment conforms to the current technical development trend. The vehicle-mounted wireless charging device also needs to conform to a certain wireless charging standard to be used with a charging device that also conforms to the wireless charging standard. Currently, the most common charging device is a mobile phone, and the more common wireless charging standard in the mobile phone is the Qi wireless charging standard.

According to the Qi wireless charging standard, the main coil is arranged in the form of a three-coil, three coils being superimposed to form an approximately rectangular main coil region. The secondary coil and the primary coil in the mobile phone can be charged when meeting the requirement of a certain overlapping area. Usually the secondary coil in the handset is located in the middle area of the handset, i.e. the geometric centre of the secondary coil overlaps with the geometric centre of the handset. In the conventional art, the three-coil structure is also arranged centrally on the working face (a-face) of the wireless charging device, i.e., the geometric center of the three-coil structure overlaps with the geometric center of the a-face. Then, a limit mechanism for selling price is arranged on the working face and used for limiting the position of the mobile phone on the face A, so that the mobile phone can be always located in an effective charging area.

For the in-vehicle devices, it is necessary to consider the problem of traveling safety, and it is undesirable that the driver needs to be distracted to operate these auxiliary devices. Therefore, the presence of these limit mechanisms is not suitable. These stop gear need driver's distraction operation, produce the potential safety hazard easily.

SUMMERY OF THE UTILITY MODEL

In order to effectively solve the problem, the utility model provides a wireless charging frame.

The utility model discloses a concrete technical scheme as follows: a wireless charging frame, the wireless charging frame comprising:

the shell is used for clamping the intelligent terminal;

the two horizontal sides of the shell are respectively vertical to the back plate surface of the shell to form side limiting bodies, and the bottom side of the shell is vertical to the back plate surface of the shell to form a bottom side limiting body;

forming horizontal elastic mechanisms in the lateral directions of the two horizontal sides of the shell;

the coil shell is fixed on the shell back plate surface through at least one vertical elastic mechanism and is parallel to the shell back plate surface.

Further, the coil housing comprises a transmitting coil and a stable level eddy current damper;

and one side of the transmitting coil, which faces the back plate surface of the shell, is provided with the stable level eddy current damper, and the stable level eddy current damper is tightly attached to the transmitting coil.

Further, the thickness of the coil shell is 0.5-5 mm;

the vertical length of the transmitting coil is 43-67mm, the horizontal width of the transmitting coil is 40-58mm, and the vertical distance from the geometric center of the transmitting coil to the bottom side of the shell is 65-85 mm;

the height of the vertical elastic mechanism is 2-7 mm.

Further, the thickness of the inner space of the shell is 7-18 mm.

Further, the horizontal width of the wireless charging frame is 70-95 mm;

the width of the side limit extension part is 2-20 mm;

the width of the bottom side limiting extension part is 1-15 mm.

Furthermore, the distance between the top of the horizontal elastic mechanism and the bottom side of the shell is 30-100 mm;

the distance between the bottom of the horizontal elastic mechanism and the bottom side of the shell is 10-90 mm.

Furthermore, the wireless charging frame also comprises a buffer part, and the buffer part is a buffer plate and a buffer elastic part arranged below the buffer plate;

the buffer board sets up the coil casing be opposite to one side of casing bottom side board, the buffer board be opposite to one side of casing bottom side board articulates on the casing backplate face, the buffer board towards the downside of casing bottom side board one end is passed through buffering elastic component connects on the casing backplate face, and the height of this end of buffer board with the height of coil casing is the same.

The utility model has the advantages that: can realize with the stable grafting of cell-phone intelligent terminal in the wireless frame that charges, easy operation in the use simultaneously makes things convenient for on accurate with cell-phone location to the position of charging.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

fig. 2 is a perspective schematic view of a first embodiment of the present invention;

fig. 3 is a schematic diagram showing the overall dimensions of the front surface and the dimensions of the coil housing according to the first embodiment of the present invention;

fig. 4 is a dimensional schematic of a side cross-sectional view of a first embodiment of the invention;

fig. 5 is a dimensional schematic of a front view of a first embodiment of the invention;

fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and do not limit the application scope of the present invention, and for those skilled in the art, the present invention can be applied to other similar scenes according to the drawings without creative efforts;

as used in this specification and the appended claims, the singular forms "a", "an", and/or "the" include plural referents unless the context clearly dictates otherwise. In general, the terms "comprises" or "comprising" merely indicate that steps and elements which are explicitly identified are included, that these steps and elements do not constitute an exclusive list, and that a method or apparatus may also comprise other steps or elements. The term "based on" is "based, at least in part, on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment".

As shown in fig. 1, which is a schematic view of an overall structure of a first embodiment of a wireless charging frame provided in the present invention, the wireless charging frame includes a housing 1 and a coil housing 3 disposed in the housing 1, the housing 1 is used for clamping an intelligent terminal;

the intelligent terminal comprises but is not limited to a mobile phone intelligent terminal;

the shell 1 comprises a shell back plate surface 11, two horizontal sides of the shell 1 are respectively vertical to the shell back plate surface 11 to form side limiting bodies 12, and the bottom side of the shell 1 is vertical to the shell back plate surface 11 to form a bottom side limiting body 13;

the side limiting body 12 is perpendicular to the housing back plate surface 11 and is formed along the side of the housing back plate surface 11, and the side limiting body 12 extends towards the inside of the housing 1 opposite to the side of the housing back plate surface 11 to form a side limiting extension portion 120, and the side limiting extension portion 120 is parallel to the housing back plate surface 11;

the bottom side limiting body 13 is perpendicular to the housing back plate surface 11 and is formed along the bottom side of the housing back plate surface 11, and a bottom side limiting extension 130 is formed by extending the bottom side limiting body 13 opposite to the side of the housing back plate surface 11 toward the inside of the housing 1, and the bottom side limiting extension 130 and the housing back plate surface 11 are parallel to each other;

horizontal elastic mechanisms 2 are formed in the lateral directions of the two horizontal sides of the shell 1;

the two horizontal elastic mechanisms 2 correspond to each other in position, and the horizontal elastic mechanisms 2 can be elastic members, and the elastic members can be springs in the prior art or inclined members which are matched with the springs and suitable for being inserted into a mobile phone intelligent terminal, and are not particularly limited;

as shown in fig. 2, which is a schematic perspective view of an overall structure of a first embodiment of a wireless charging frame provided in the present invention, the coil housing 3 includes a transmitting coil and a stable level eddy current damper, the coil housing 3 is parallel to the housing back plane 11, the coil housing 3 is fixed to the housing back plane by at least one vertical elastic mechanism 4, and the coil housing 3 is parallel to the housing back plane 11;

the vertical elastic mechanism 4 may be an elastic member, and the elastic member may be a spring in the prior art or an inclined member which is matched with the spring and is suitable for inserting the mobile phone intelligent terminal, and is not particularly limited;

and one side of the transmitting coil, which faces the 11 surface of the shell back plate, is provided with the stable level eddy current damper, and the stable level eddy current damper is tightly attached to the transmitting coil.

The transmitting coil is connected with a power conversion module through a high-frequency power cable, the high-frequency power cable further comprises a conductor circuit, and the stable level eddy current damper is connected with the power conversion module through the conductor circuit.

The stable level eddy current damper is made of an iron-nickel alloy material and is of a sheet structure, and the stable level eddy current damper can also be made of a copper or aluminum material;

the stabilized potential eddy current damper is electrically connected with an alternating current low-resistance fixed plane of the power conversion module 3 through a conductor circuit; the alternating current low-resistance fixed plane can be a ground plane, other stable planes, or a ground plane or other stable planes accessed by a circuit with extremely low alternating current impedance;

in this embodiment, the part of the alternating current with the higher frequency tends to be a multiplied part of the fundamental frequency of the high frequency alternating current of the wireless energy transmission. The fundamental frequency of the high-frequency alternating current of the wireless energy transmission is generally referred to as the fundamental frequency. When alternating current with a wide frequency band is input to the transmitting coil, eddy current positively correlated with frequency is generated in the stabilized potential eddy current damper by the part with a higher frequency in the alternating current, eddy current is generated on the stabilized potential eddy current damper, and then a reverse alternating magnetic field is generated to suppress part of current with a higher frequency in the alternating current, so that the effect of reducing the current with the higher frequency is realized to suppress electromagnetic interference;

as shown in fig. 3, 4 and 5, in the present invention, in order to solve the problem, it is necessary to define: the horizontal width of the wireless charging frame is 70-95mm, and the optimal selection is 82 mm;

the vertical length of the coil housing 3 is 43-67mm, and the optimal selection is 56 mm;

the horizontal width of the coil shell 3 is 40-58mm, and the optimal selection is 46 mm;

the vertical distance from the geometric center of the coil shell 3 to the bottom side of the shell 1 is 65-85mm, and the optimal selection is 75 mm;

the thickness of the coil shell 3 is 0.5-5mm, and the optimal selection is 2.5 mm;

the thickness of the vertical elastic mechanism 4 is 2-7mm, and the optimal selection is 5 mm;

the thickness of the inner space of the shell 1 is 7-18mm, and is optimally 12mm, and the thickness of the inner space of the shell 1 is specifically the distance from the side limit extension part 120 to the shell back plate surface 11;

the width of the side limiting extension part 120 is 2-20mm, and the optimal selection is 5 mm;

the width of the bottom side limiting extension 130 is 1-15mm, and is optimally 3 mm;

the distance between the top of the horizontal elastic mechanism 2 and the bottom side of the shell 1 is 30-100mm, and the optimal selection is 50 mm;

the distance between the bottom of the horizontal elastic mechanism 2 and the bottom side of the shell 1 is 10-90mm, and the optimal selection is 40 mm;

use the utility model discloses a multiple different cell-phone models of adaptation can be realized to foretell size structure, and use the utility model discloses a coil casing 3's size can be in with pegging graft cell-phone intelligent terminal in the wireless frame that charges, because of in such size range, can reach coil casing 3's transmitting coil and the receiving coil position of being pegged graft cell-phone intelligent terminal in the wireless frame that charges and match each other, and realize charging of accurate location, simultaneously cooperate foretell horizontal elastic mechanism 2 and perpendicular elastic mechanism 4 can with cell-phone intelligent terminal stably fixes at the wireless frame that charges to be fit for charging.

As shown in fig. 6, a schematic view of an overall structure of a second embodiment of a wireless charging frame according to the present invention is the same as the above embodiments, and will not be described herein again, except that the wireless charging frame further includes a buffer portion, where the buffer portion is a buffer plate 5 and a buffer elastic member 51 disposed under the buffer plate 5;

the utility model discloses a wireless charging frame, including coil casing 3, buffer board 5, coil casing 3, buffer board 5 sets up coil casing 3 be in the opposite to one side of 1 bottom plate of casing, buffer board 5 be in the opposite to one side of 1 bottom plate of casing articulates on casing backplate face 11, buffer board 5 towards the downside of 1 bottom plate one end of casing passes through buffering elastic component 51 is connected on the casing backplate face 11, and the height of this end of buffer board 5 with coil casing 3's height is the same, and 5 overlap joints of buffer board are in coil casing 3 can realize that cell-phone intelligent terminal when pegging graft into wireless charging frame, the accessible buffer board 5 realize in the same direction as sliding with antenna casing 3 conflicts each other, avoid in the grafting in-process cell-phone intelligent terminal with coil casing 3's conflict and the unable smooth access that produces.

Claims

1. A wireless charging frame, the wireless charging frame comprising:

the shell is used for clamping the intelligent terminal;

2. A cordless charging frame according to claim 1, wherein the coil housing comprises a transmitting coil and a steady level eddy current damper;

3. A cordless charging frame according to claim 2, wherein the coil housing thickness is 0.5-5 mm;

the height of the vertical elastic mechanism is 2-7 mm.

4. A cordless charging frame according to claim 3, wherein the thickness of the inner space of the housing is 7-18 mm.

5. A cordless charging frame according to claim 3, wherein the horizontal width of the cordless charging frame is 70-95 mm;

the width of the side limit extension part is 2-20 mm;

the width of the bottom side limiting extension part is 1-15 mm.

6. A cordless charging frame as claimed in claim 3, wherein the top of said horizontal resilient means is spaced from the bottom side of said housing by a distance of 30-100 mm;

7. The wireless charging frame according to claim 1, further comprising a buffer portion, wherein the buffer portion is a buffer plate and a buffer elastic member disposed under the buffer plate;