CN222508852U - Wireless charging device and charging protective cover - Google Patents

Abstract

The utility model discloses a wireless charging device and protective sheath that charges, including casing, wireless receiving module, flexible subassembly that charges, the casing cladding is in the outside of consumer; the wireless charging receiving module is arranged on the shell; the charging plug is arranged on the shell and is used for being inserted into a charging socket of the electric equipment; the telescopic component is arranged on the shell, and the charging plug is connected with the telescopic component in a matched manner; the utility model provides a wireless charging device through the outside with the casing cladding at the consumer to insert charging plug in the charging socket of consumer, make it can also make the consumer support wireless function of charging when providing the protection for the consumer, and drive charging plug's removal through flexible subassembly, can make and need not take off the whole plug that charges from the consumer of taking off in charging plug follow charging socket, be convenient for the consumer can utilize the interface that charges to carry out data transmission or utilize the interface that charges to carry out wired charging, convenient operation.

Description

Wireless charging device and charging protection sleeve

Technical Field

The utility model relates to the technical field of wireless charging, in particular to a wireless charging device and a charging protection sleeve.

Background

At present, most electric equipment such as a mobile phone and a tablet personal computer do not support a wireless charging function, an induction coil is required to be added on the mobile phone to realize the wireless charging function, and the wireless charging protection shell product on the market at present is characterized in that the induction coil is integrated on a protection shell of the mobile phone or the tablet personal computer, the protection shell is sleeved on the mobile phone or the tablet personal computer, and a charging connector on the protection shell is inserted into a charging interface of the mobile phone or the tablet personal computer, so that the mobile phone or the tablet personal computer supports the wireless charging function; however, in the protection shell, in order to reduce the whole volume, the induction coil, the charging plug, the control chip and other components are integrated and fixedly arranged in the protection shell, so that the charging plug and the protection sleeve are in a mutually fixed relationship, the charging plug can be automatically inserted into a charging interface of a mobile phone or a flat plate when the protection shell is sleeved on the mobile phone or the flat plate, and the charging plug and the charging socket are ensured to be firmly connected, so that when the charging interface of the mobile phone or the flat plate is required to be used for data transmission or a scene that wireless charging cannot be carried out is met, the charging interface can be used only by detaching the protection shell from the mobile phone or the flat plate due to the plugging of the charging plug, the operation is troublesome, and after the protection sleeve on the mobile phone or the flat plate is removed, the mobile phone or the flat plate is lack of protection and is used for damage when being collided or otherwise influenced.

Disclosure of utility model

In view of the above, the present utility model provides a wireless charging device and a charging protection sleeve for overcoming the shortcomings of the related art.

The utility model provides the following technical scheme:

A wireless charging device comprises a shell, a wireless charging receiving module, a charging plug and a telescopic assembly.

The wireless charging receiving module is arranged on the shell, the charging plug is arranged on the shell and is electrically connected with the wireless charging receiving module, the charging plug is inserted into a charging socket of the electric equipment, the telescopic assembly is arranged on the shell and is connected with the telescopic assembly in a matched mode, and the telescopic assembly can drive the charging plug to move in a direction close to or far away from the charging socket of the electric equipment.

As a further improvement of the technical scheme, the wireless charging receiving module comprises an induction coil and a control chip, wherein the induction coil is electrically connected with the control chip, and the control chip is electrically connected with the charging plug.

As a further improvement of the technical scheme, the shell comprises a shell bottom plate and a plurality of side plates, wherein the side plates are arranged on the periphery of the bottom plate in a surrounding mode and are used for protecting the side walls or the rear cover parts of the electric equipment respectively.

As a further improvement of the technical scheme, buffer ribs are uniformly distributed on the end face, close to the electric equipment, of the bottom plate.

As a further improvement of the technical scheme, the buffer ribs are annular with the wireless charging receiving module as a circle center and are outwards equidistantly arranged in a diffusion mode.

As a further improvement of the technical scheme, the buffer rib further comprises transverse ribs, wherein the transverse ribs are arranged along the radial direction of the annular buffer rib, and a plurality of buffer ribs are uniformly distributed relative to the circle center of the annular buffer rib.

As a further improvement of the technical scheme, a plurality of mounting notches are formed in the side plates.

As a further improvement of the technical scheme, the shell is provided with key holes and function holes corresponding to the electric equipment.

As a further improvement of the technical scheme, the key hole is internally embedded with a middle key.

As a further improvement of the technical scheme, the functional holes are embedded with transparent protection plates.

As a further improvement of the technical scheme, the telescopic assembly comprises a telescopic seat and a telescopic piece, wherein the telescopic seat is arranged on the shell, a telescopic groove is formed in the telescopic seat, the telescopic piece is arranged in the telescopic groove in a penetrating mode, and the telescopic piece is fixedly connected with the charging plug.

As a further improvement of the technical scheme, the end part of the telescopic piece, which is far away from the charging plug, is provided with a telescopic rod, the end part of the telescopic rod, which is far away from the telescopic piece, is provided with a limiting plate, a limiting step corresponding to the limiting plate is arranged in the telescopic groove, and the limiting step is used for limiting the movement distance of the limiting plate in the telescopic groove.

As a further improvement of the above technical solution, the wireless charging device further includes an elastic member, where the elastic member abuts between the limiting plate and the limiting step.

As a further improvement of the technical scheme, the elastic piece adopts a spring.

As a further improvement of the technical scheme, the spring is sleeved on the telescopic rod.

The utility model also provides a charging protection sleeve, which comprises the wireless charging device.

Compared with the related art, the utility model has the following beneficial effects:

When in use, the wireless charging device provided by the utility model firstly wraps the shell on the outer side of the electric equipment, then the charging plug is aligned to the charging socket of the electric equipment for insertion, at the moment, the wireless charging receiving module on the shell can be electrically connected with the electric equipment through the charging plug, so that the shell provides protection for the electric equipment, and simultaneously, the electric equipment can be electrically connected with the wireless charging receiving module on the shell, so that the electric equipment supports the wireless charging function, when the electric equipment needs to be charged or is powered on, the electric equipment is only required to be placed near the corresponding wireless charging equipment, the charging or power-on can be performed, the operation is convenient, the leakage of the electrified lead of the electric equipment can be reduced, the wire arrangement is not needed, and the charging safety of the electric equipment can be greatly improved; when the electric equipment needs to carry out data transmission by using the charging interface or carry out wired charging by using the charging interface, only the charging plug is driven to move in a direction away from the charging interface by the telescopic component, the whole shell is not required to be taken down from the electric equipment, the charging plug can be moved out of the charging socket under the condition that the protection function provided by the shell for the electric equipment is not affected; after the charging plug is removed from the charging socket, the electric equipment can perform data transmission through the external equipment of the charging interface or perform wired charging by using the charging interface; the whole using process can be completed without taking the whole shell off the electric equipment, the operation is simple, and the protection provided by the shell for the electric equipment can effectively avoid the electric equipment from being damaged due to collision or other influences, and ensure that the utility model provides reliable protection function for the electric equipment.

In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a wireless charging device according to an embodiment of the present utility model;

FIG. 2 illustrates a perspective cross-sectional view of a wireless charging device in one embodiment of the utility model;

fig. 3 shows an enlarged schematic view at a in fig. 2.

Description of main reference numerals:

100-shell, 110-bottom plate, 111-buffer rib, 112-function hole, 120-side plate, 121-key hole, 122-installation notch, 200-wireless charging receiving module, 210-induction coil, 220-control chip, 300-charging plug, 400-telescopic component, 410-telescopic seat, 411-telescopic slot, 412-limit step, 420-telescopic piece, 421-telescopic rod, 422-limit plate, 423-wire and 424-elastic piece.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Example 1

Referring to fig. 1 and 2, the present embodiment provides a wireless charging device, which includes a housing 100, a wireless charging receiving module 200, a charging plug 300, and a telescopic assembly 400.

The wireless charging receiving module 200 is arranged on the shell 100, the charging plug 300 is electrically connected with the wireless charging receiving module 200, the charging plug 300 is inserted into a charging socket of the electric equipment, the telescopic assembly 400 is arranged on the shell 100, the charging plug 300 is connected with the telescopic assembly 400 in a matched mode, and the telescopic assembly 400 can drive the charging plug 300 to move towards a direction close to or far away from the charging socket of the electric equipment.

The wireless charging device that this embodiment provided, when using, firstly cladding casing 100 in the outside of consumer, with charging plug 300 and the charging socket of consumer aim at inserting, wireless charging receiving module 200 on the casing 100 can carry out electric connection through charging plug 300 and consumer this moment, when making casing 100 in this embodiment provide the protection for the consumer, can also carry out electric connection through the wireless receiving module 200 on consumer and casing 100, thereby make the consumer support wireless charging function, the consumer is when needs charge or switch on, only need place this consumer near corresponding wireless charging equipment, can charge or switch on, and convenient operation, and can reduce the outer hourglass of consumer power lead 423, need not the reason line, can improve the charging security of consumer greatly.

When the electric equipment needs to utilize the charging interface to carry out data transmission or utilize the charging interface to carry out wired charging, the telescopic assembly 400 is only required to drive the charging plug 300 to move in a direction away from the charging interface, the whole shell 100 is not required to be taken down from the electric equipment, the charging plug 300 can be moved out of the charging socket under the condition that the protection function provided by the shell 100 for the electric equipment is not affected, after the charging plug 300 is moved out of the charging socket, the electric equipment can carry out data transmission through the charging interface external equipment or utilize the charging interface to carry out wired charging, the whole using process can be completed without taking down the whole shell 100 from the electric equipment, the operation is simple, the protection provided by the shell 100 for the electric equipment can be effectively avoided from being damaged due to collision or other effects, and the reliable protection function provided by the embodiment for the electric equipment is ensured.

In some embodiments, the wireless charging receiving module 200 includes an induction coil 210 and a control chip 220, the induction coil 210 is electrically connected with the control chip 220, the control chip 220 is electrically connected with the charging plug 300, specifically, when the wireless charging receiving module 200 is used to charge electric equipment, the induction coil 210 is first close to the wireless charging equipment such as a charging seat, and based on electromagnetic induction principle, when an alternating electromagnetic field generated by a transmitting end (charging seat) propagates to the induction coil 210 on the wireless charging receiving module 200 through air, free electrons in the induction coil 210 generate eddy currents due to the alternating of the electromagnetic field, and are further converted into directional currents, so as to charge a battery in the electric equipment.

The control chip 220 of the wireless charging receiving module 200 is a brain in the system, and is responsible for managing the whole wireless charging process, so as to ensure efficient and safe electric energy receiving and conversion, namely, the control chip 220 needs to be compatible with mainstream wireless charging standards, such as Qi standard (formulated by WPC, i.e. wireless charging alliance), for example, FS9401 is a control chip 220 supporting 1-5W wireless charging and compatible with Qi protocol, while other chips such as IP6808 support wireless charging with higher power (such as 5-15W), and are compatible with latest standards such as WPC Qi v1.2.4, so as to be suitable for wider devices, and the control chip 220 can adapt the wireless charging receiving module 200 to more wireless charging devices by selecting different types of control chips 220, and the control chip 220 is driven by built-in PWM (pulse width modulation), so as to intelligently adjust the input wireless energy to match the requirements of the receiving end and maintain the safety of battery charging. It also needs to monitor the charging state to ensure that it is not overcharged and overheated, and in order to reduce the extra energy loss during wireless charging, the control chip 220 itself needs to have a low power design, such as low quiescent current, to ensure the energy efficiency of the whole system.

In some embodiments, the housing 100 includes a housing bottom plate 110 and a plurality of side plates 120, where the side plates 120 are enclosed on the periphery of the bottom plate 110 to provide protection for the side walls or the rear cover of the electric device, and by using multiple orientations of the bottom plate 110 and the side plates 120 to provide protection for the electric device, the comprehensiveness of the protection provided by the embodiment for the electric device can be greatly improved.

In some embodiments, the end surface of the bottom plate 110, which is close to the electric equipment, is uniformly provided with the buffer ribs 111, so that when the electric equipment falls and collides, the buffer ribs 111 can provide an effective buffer and shock absorption effect, the damage probability of the electric equipment is effectively reduced, and the use safety of the electric equipment is improved.

In some embodiments, the buffer ribs 111 are annular with the wireless charging receiving module 200 as a center of a circle, and are arranged in an outward equidistant diffusion manner, so that the buffer ribs 111 support the rear housing of the electric device more uniformly and stably.

In some embodiments, the buffer rib 111 further includes a transverse rib, where the transverse rib is disposed along a radial direction of the annular buffer rib 111, and a plurality of transverse ribs are uniformly disposed with respect to a center of the annular buffer rib 111, and the transverse rib and the annular buffer rib 111 are disposed in a staggered manner, so that the structural strength of the buffer rib 111 can be further improved.

In some embodiments, the whole housing 100 is made of silica gel, so that on one hand, the buffering performance and the protection capability for the electric device can be effectively improved, on the other hand, the holding hand feeling of the user can be improved, meanwhile, the friction force when the housing 100 is held is improved, and the probability that the electric device slips from the hand of the user is reduced.

In some embodiments, the side plate 120 is provided with a plurality of mounting slots 122, so that the side plate 120 is divided into a plurality of parts, when the housing 100 is mounted on the electric device, the electric device is placed in the housing 100 by driving the side plate 120 to deflect away from the electric device, and then the side plates 120 are loosened, so that the side walls of the electric device are pressed close to and clamped by the side plates 120, and the operation is convenient and the installation is convenient.

In some embodiments, the casing 100 is provided with a key hole 121 and a function hole 112 corresponding to the electric device, the key hole 121 includes a hole reserved for a power on/off key, a volume key, and the like of the mobile phone, the function hole 112 includes a hole reserved for a camera, a speaker, and the like of the mobile phone, so that the casing 100 does not affect the normal use of the key operation and the function of the electric device when the electric device is covered and protected.

In some embodiments, the middle key is embedded in the key hole 121, so that when a user needs to press a corresponding function key, the user can press the function key by directly pressing the middle key in the key hole 121, on one hand, the user does not need to go deep into the key hole 121 to press the function key, which is more labor-saving and more convenient to operate, and on the other hand, the shell 100 can provide protection for the key on the electric equipment, so that the probability of damaging the key is reduced.

In some embodiments, the functional hole 112 is embedded with a transparent protection board, so as to provide comprehensive protection for the functional component on the electric device without affecting the normal use of the functional component, and reduce the probability of damage of the related functional component.

As shown in fig. 3, in some embodiments, the telescopic assembly 400 includes a telescopic seat 410 and a telescopic member 420, the telescopic seat 410 is disposed on the housing 100, a telescopic slot 411 is disposed in the telescopic seat 410, the telescopic member 420 is disposed in the telescopic slot 411 in a penetrating manner, the telescopic member 420 is fixedly connected with the charging plug 300, the telescopic slot 411 can provide a direction guide for the telescopic movement of the telescopic member 420, the telescopic movement of the telescopic member 420 can control the charging plug 300 to be in telescopic engagement with a charging socket of an electric device, and the telescopic assembly 400 is convenient and simple to operate, and of course, in other embodiments of the utility model, the telescopic assembly 400 can also be used for controlling the telescopic movement of the charging plug 300 by providing other structures.

In some embodiments, the end of the expansion piece 420 away from the charging plug 300 is provided with an expansion link 421, the end of the expansion link 421 away from the expansion piece 420 is provided with a limiting plate 422, a limiting step 412 corresponding to the limiting plate 422 is arranged in the expansion slot 411, and the limiting step 412 is used for limiting the movement distance of the limiting plate 422 in the expansion slot 411, so that the expansion movement distance of the expansion piece 420 driving the charging plug 300 is limited, the expansion piece 420 is prevented from driving the charging plug 300 to be far away from the housing 100, the expansion movement of the expansion piece is disconnected with the wireless charging receiving module 200, and the use reliability of the embodiment is improved.

In some embodiments, the wireless charging device further includes an elastic member 424, where the elastic member 424 abuts against between the limiting plate 422 and the limiting step 412, so that the limiting plate 422 and the limiting step 412 are kept away from each other by elastic pressing of the elastic member 424 without intervention of external force, and the charging plug 300 and the housing 100 are in a pre-tightening state, so that the charging plug 300 is prevented from being rocked and knocked due to external influence when not inserted into a charging interface of an electric device, and the damage probability of the charging plug 300 is reduced.

In some embodiments, the elastic member 424 is a spring, which has advantages of simple structure, reliable pre-tightening force, etc., and of course, in other embodiments of the present utility model, the elastic member 424 may also have a structure such as an elastic sheet.

In some embodiments, the spring is sleeved on the telescopic rod 421, so that the spring is prevented from being compressed to bend and fail when being compressed, and the use reliability of the spring is ensured.

Example 2

The utility model also provides a charging protection sleeve which is set to be different in shape and size according to different structural shapes of electric equipment corresponding to the charging protection sleeve, and the charging protection sleeve comprises the wireless charging device in the embodiment 1, and has all the beneficial effects of the wireless charging device, which are not described in detail herein.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A wireless charging device, comprising:

The shell is coated on the outer side of the electric equipment;

the wireless charging receiving module is arranged on the shell;

The charging plug is arranged on the shell and is electrically connected with the wireless charging receiving module, and the charging plug is used for being inserted into a charging socket of electric equipment;

The telescopic assembly is arranged on the shell, the charging plug is connected with the telescopic assembly in a matched mode, and the telescopic assembly can drive the charging plug to move in a direction close to or far away from a charging socket of electric equipment.

2. The wireless charging device of claim 1, wherein the wireless charging receiving module comprises an induction coil and a control chip, the induction coil is electrically connected with the control chip, and the control chip is electrically connected with the charging plug.

3. The wireless charging device of claim 1, wherein the housing comprises a housing base plate and a plurality of side plates, the side plates surrounding the periphery of the base plate for providing protection to a side wall or a rear cover portion of the powered device, respectively.

4. The wireless charging device of claim 3, wherein buffer ribs are uniformly distributed on the end surface of the bottom plate, which is close to the electric equipment.

5. The wireless charging device of claim 3, wherein the side plate is provided with a plurality of mounting notches.

6. The wireless charging device of claim 3, wherein the housing is provided with key holes and function holes corresponding to the electric devices.

7. The wireless charging device of claim 1, wherein the telescoping assembly comprises a telescoping seat and a telescoping member, the telescoping seat is disposed on the housing, a telescoping slot is disposed in the telescoping seat, the telescoping member is disposed in the telescoping slot in a penetrating manner, and the telescoping member is fixedly connected with the charging plug.

8. The wireless charging device of claim 7, wherein the end of the telescopic member away from the charging plug is provided with a telescopic rod, the end of the telescopic rod away from the telescopic member is provided with a limiting plate, a limiting step corresponding to the limiting plate is arranged in the telescopic groove, and the limiting step is used for limiting the movement distance of the limiting plate in the telescopic groove.

9. The wireless charging device of claim 8, further comprising an elastic member abutting between the limit plate and the limit step.

10. A charging protection sleeve comprising a wireless charging device according to any one of claims 1 to 9.