CN112332552A

CN112332552A - Wearable equipment that can wirelessly charge

Info

Publication number: CN112332552A
Application number: CN202011140928.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Lakala Payment Co ltd
Current assignee: Lakala Payment Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-02-05

Abstract

The embodiment of the disclosure discloses a wearable device capable of being charged wirelessly, which relates to the technical field of mobile payment devices; a wirelessly chargeable wearable device comprising at least: an apparatus main body 1 and at least two detachable mating portions 2; the wireless charging antenna 3 is embedded in the detachable matching part 2; when wireless charging is carried out, the detachable matching parts 2 are connected with each other through a reserved contact device 4 to form a closed-loop large-area wireless charging coil; placing the wearable device on a wireless charging base for charging.

Description

Wearable equipment that can wirelessly charge

Technical Field

The utility model relates to a mobile payment equipment technical field, concretely relates to wearable equipment that can wirelessly charge.

Background

With the development of mobile communication technology, the mobile internet is increasingly popularized, the traditional internet is migrated to the mobile internet, and intelligent wearable devices develop very rapidly in recent years, so that the mobile internet becomes a hot spot industry. The field that the product was worn to intelligence relates to is very extensive, the function is also very complete, can regard as intelligent wearing equipment to be one kind based on mobile internet, have the intelligent terminal of high performance low-power consumption characteristics, it shows the form not the cell-phone, but the wearable article among the daily life, it is through with the help of the sensor, carry out information interaction with the human body, be an intelligent equipment born under the new theory, wide application has, and can continuously upgrade according to user's demand, intelligent wearing equipment will play very important effect in the aspect of improving people's quality of life, promote life style intellectuality, intelligent wearing equipment industry will meet huge market space.

But the wearable equipment heat dispersion of current mobile internet intelligence is poor, need in time to charge and just can guarantee the normal use of wearable equipment. Existing wearable devices are generally charged by wired connection or wirelessly; the wired connection charging requires carrying a charging device (a charger or a charger) and is inconvenient to use; and wireless charging mode is built-in wireless charging coil in wearable equipment host computer main part, correspondingly, also is equipped with charging coil on the charger, through electromagnetic induction or electromagnetic resonance with the electric capacity transmission to the bracelet on the charger, need not to use unnecessary transmission line, charging mode is simple, so by being used in more and more wearable equipment.

However, the existing wireless charging coil is usually small in area and low in charging efficiency, so that the charging time is long; moreover, because the effective charging induction area is small, partial magnetic induction energy loss is caused, and the charging efficiency is low; meanwhile, the metal on the circuit board of the charging coil can affect the efficiency of wireless charging, and a shielding layer needs to be added, so that the cost is increased.

Disclosure of Invention

To above-mentioned technical problem among the prior art, this disclosed embodiment provides a wearable equipment that can wirelessly charge to the charging efficiency who exists among the solution prior art is low, the long scheduling problem of charge time.

The embodiment of the present disclosure provides a wearable device that can wirelessly charge, includes at least:

an apparatus main body 1 and at least two detachable mating portions 2;

the wireless charging antenna 3 is embedded in the detachable matching part 2;

when wireless charging is carried out, the detachable matching parts 2 are connected with each other through a reserved contact device 4 to form a closed-loop large-area wireless charging coil;

placing the wearable device on a wireless charging base for charging.

In some embodiments, the contact device 4 comprises a contact 41 and/or a contact recess 42.

In some embodiments, the contact 41 is in a cylindrical shape, and the wireless charging antenna 3 is disposed on the upper and lower surfaces; the contact groove 42 can be inserted into the contact 41, and the wireless charging antenna 3 is disposed on the inner surface of the contact groove 42.

In some embodiments, when performing wireless charging, the contact 41 is inserted into the contact groove 42, so that the wireless charging antenna 3 on the surface of the contact 41 is in close contact with the wireless charging antenna 3 on the inner surface of the contact groove 42.

In some embodiments, the contact contacts 41 are gold plated.

In some embodiments, a removable sealing sleeve is placed outside the contact device 4 to protect the contact device 4.

In some embodiments, the wearable device further comprises a battery module; the inductance induction generated by charging is acquired by the wireless charging coil 3 and then converted into electric energy to be stored in the battery module.

In the embodiment of the disclosure, a wearable device capable of being charged wirelessly is disclosed, wherein a wireless charging antenna is embedded in at least two detachable matching parts on the wearable device; when carrying out wireless charging, can dismantle and join in marriage the contact device interconnect that connects the part through reserving, form the wireless charging coil of closed loop's large tracts of land, very big increase wireless charging coil area for charging power obtains very big improvement, shortens the charge time, need not to increase the shielding layer, and cost reduction, user experience is good.

Drawings

The features and advantages of the present disclosure will be more clearly understood by reference to the accompanying drawings, which are illustrative and not to be construed as limiting the disclosure in any way, and in which:

FIG. 1 is a schematic diagram illustrating wireless induction during charging according to some embodiments of the present disclosure;

fig. 2 is a schematic structural diagram of a wirelessly chargeable wearable device according to some embodiments of the present disclosure;

fig. 3 is a schematic diagram of wireless sensing of a wearable device while charging, shown in accordance with some embodiments of the present disclosure;

fig. 4 is a schematic structural diagram of a contact arrangement according to some embodiments of the present disclosure.

Detailed Description

In the following detailed description, numerous specific details of the disclosure are set forth by way of examples in order to provide a thorough understanding of the relevant disclosure. However, it will be apparent to one of ordinary skill in the art that the present disclosure may be practiced without these specific details. It should be understood that the use of the terms "system," "apparatus," "unit" and/or "module" in this disclosure is a method for distinguishing between different components, elements, portions or assemblies at different levels of sequence. However, these terms may be replaced by other expressions if they can achieve the same purpose.

It will be understood that when a device, unit or module is referred to as being "on" … … "," connected to "or" coupled to "another device, unit or module, it can be directly on, connected or coupled to or in communication with the other device, unit or module, or intervening devices, units or modules may be present, unless the context clearly dictates otherwise. For example, as used in this disclosure, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present disclosure. As used in the specification and claims of this disclosure, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are inclusive in the plural, unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" are intended to cover only the explicitly identified features, integers, steps, operations, elements, and/or components, but not to constitute an exclusive list of such features, integers, steps, operations, elements, and/or components.

These and other features and characteristics of the present disclosure, as well as the methods of operation and functions of the related elements of structure and the combination of parts and economies of manufacture, will be better understood by reference to the following description and drawings, which form a part of this specification. It is to be expressly understood, however, that the drawings are for the purpose of illustration and description only and are not intended as a definition of the limits of the disclosure. It will be understood that the figures are not drawn to scale.

Various block diagrams are used in this disclosure to illustrate various variations of embodiments according to the disclosure. It should be understood that the foregoing and following structures are not intended to limit the present disclosure. The protection scope of the present disclosure is subject to the claims.

Specifically, coils are respectively arranged in the charging base and the wearable device, when the charging base and the wearable device are close to each other, the transmitting coil generates a certain current in the receiving coil of the wearable device through electromagnetic induction based on alternating current with a certain frequency, so that point energy is transferred from the transmitting end to the receiving end, and the charging base supplies power to the wearable device (taking a bracelet as an example).

As shown in fig. 1, the wireless induction schematic diagram when ordinary bracelet charges can be known according to faraday's law of electromagnetic induction:

where E is the induction coil electromotive force, n is the number of coil turns to vary the magnetic induction, and S is the coil area. Most of the wearable devices that adopt wireless charging at present have power receiving coils on the main body of the wearable device. The size of the bracelet main body is limited, the coil area S is small, the electromotive force E generated in unit time is small, and therefore the charging power is low, the charging time is long, and the charging efficiency is low; moreover, because the effective charging induction area is small, partial magnetic induction energy loss is caused, and the charging efficiency is low; meanwhile, the metal on the circuit board of the charging coil can affect the efficiency of wireless charging, and a shielding layer needs to be added, so that the cost is increased.

To solve the above problem, an embodiment of the present disclosure provides a wearable device capable of being wirelessly charged, as shown in fig. 2, at least including:

an apparatus main body 1 and at least two detachable mating portions 2;

the wireless charging antenna 3 is embedded in the detachable matching part 2;

when wireless charging is carried out, the detachable matching parts 2 are connected with each other through a reserved contact device 4 to form a closed-loop large-area wireless charging antenna 3;

the wearable device is placed on a wireless charging base for charging.

In some embodiments, the contact 41 is in a cylindrical shape, and the wireless charging antenna 3 is disposed on the upper and lower surfaces; the contact groove 42 can be inserted into the contact 41, and the wireless charging antenna is disposed on an inner surface of the contact groove 42.

In some embodiments, the contact contacts 41 are gold plated.

In some embodiments, the contact means 4 are embodied as metal contacts.

In some embodiments, the wearable device further comprises a battery module; the inductance induction generated by charging is acquired by the wireless charging antenna 3 and then converted into electric energy to be stored in the battery module.

In the embodiment of the present disclosure, a bracelet is taken as an example for explanation. The wireless charging antenna 3 is divided into two parts and respectively embedded on two watchbands of the bracelet, and a contact device 4 (for example, a metal contact) is reserved at a watchband port. When carrying out wireless charging, make the coil on watchband both sides form the large tracts of land coil of closed loop with the watchband lock, wireless charging antenna 3's area is exactly the total area of two watchbands like this, and big coil charging power obtains very big improvement, reduces the charge time, improves charge efficiency, improves user experience well.

As shown in fig. 3, a schematic diagram of wireless sensing of the wearable device during charging is shown. From the figure, it can be seen that wearable equipment is when carrying out wireless charging, and the inductance response that charges the production can both be obtained by wearable equipment's antenna and then be converted into electric energy storage in the bracelet battery, has greatly improved charging power and efficiency.

Generally, the wireless antenna of charging of bracelet that can wirelessly charge is embedded in the bracelet watchband, and the contact 41 of antenna adopts the gilding to handle usually, can provide good electric conductivity, obtains the experience of charging better, can prevent pollution such as sweat, cosmetics from leading to contact failure simultaneously.

Further, if the contact is exposed, the electrical connection performance is inevitably affected by the influence of sweat and other stains. Therefore, removable sealing sleeves can be respectively arranged at two ends of the watchband, when charging is required, the sealing sleeves are removed, and the specific structure of the contact device 4 exposed at two ends of the watchband is shown in fig. 4.

The contact 41 is cylindrical, and the upper and lower surfaces are provided with antennas; the contact groove 42 has a groove shape into which the contact 41 having the pillar shape is inserted, and the upper and lower surfaces of the contact groove 42 are also provided with the antenna. When charging, the contact 41 is inserted into the contact groove 42, so that the antenna on the contact 41 and the antenna of the contact groove 42 are in close contact, forming a good electrical connection; after charging, the two ends of the watchband are sleeved with the sealing sleeves.

The embodiment of the disclosure discloses a wearable device capable of being charged wirelessly, which greatly increases the area of a wireless charging coil, further enlarges the effective induction area, greatly improves the charging power and shortens the charging time; the effective magnetic induction area is increased, the charging energy loss is small, and the charging efficiency is improved; the wireless charging coil is not overlapped with a circuit board of the wearable device, the mutual influence is small, an isolation shielding material is not required to be added in the design, the cost is reduced, and the bracelet main body can be smaller; the charging coil is generally embedded in the wearable device, and does not influence the appearance of the wearable device.

It is to be understood that the above-described specific embodiments of the present disclosure are merely illustrative of or illustrative of the principles of the present disclosure and are not to be construed as limiting the present disclosure. Accordingly, any modification, equivalent replacement, improvement or the like made without departing from the spirit and scope of the present disclosure should be included in the protection scope of the present disclosure. Further, it is intended that the following claims cover all such variations and modifications that fall within the scope and bounds of the appended claims, or equivalents of such scope and bounds.

Claims

1. A wirelessly chargeable wearable device, comprising at least:

an apparatus body (1) and at least two detachable mating portions (2);

the wireless charging antenna (3) is embedded in the detachable matching part (2);

when wireless charging is carried out, the detachable matching parts (2) are connected with each other through a reserved contact device (4) to form a closed-loop large-area wireless charging coil;

placing the wearable device on a wireless charging base for charging.

2. Wearable device according to claim 1, characterized in that the contact means (4) comprises contact contacts (41) and/or contact grooves (42).

3. The wearable device according to claim 2, wherein the contact (41) is cylindrical, and the wireless charging antenna (3) is arranged on the upper surface and the lower surface; the contact groove (42) can be inserted into the contact (41), and the wireless charging antenna (3) is disposed on the inner surface of the contact groove (42).

4. The wearable device according to claim 3, wherein the contact (41) is inserted into the contact groove (42) when wireless charging is performed, so that the wireless charging antenna (3) of the surface of the contact (41) is in close contact with the wireless charging antenna (3) of the inner surface of the contact groove (42).

5. Wearable device according to claim 2, wherein the contact contacts (41) are gold plated.

6. Wearable device according to claim 1, characterized in that a removable sealing sleeve is placed outside the contact device (4) for protecting the contact device (4).

7. The wearable device of claim 1, further comprising a battery module; the inductance induction generated by charging is acquired by the wireless charging coil (3) and then converted into electric energy to be stored in the battery module.