CN211089163U

CN211089163U - Wireless charger

Info

Publication number: CN211089163U
Application number: CN201921818634.2U
Authority: CN
Inventors: 蔡洪侦
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-07-24
Anticipated expiration: 2029-10-25

Abstract

The utility model provides a wireless charger, include: casing, connection module and dustproof door module. The connecting module is used for connecting the device to be charged. The dustproof door module comprises a dustproof door and a dustproof door driving structure, the dustproof door driving structure comprises a dustproof door reduction box, a plurality of driving wheels and a transmission piece, the driving wheels comprise driving wheels and driven wheels, the driven wheels are driven to rotate by the transmission piece under the driving of the dustproof door reduction box, the transmission piece is in driving connection with the dustproof door, the transmission piece drives the dustproof door to move to open and close the opening, and the connection module is isolated from the outside when the dustproof door is closed and the opening is formed. Due to the existence of the dustproof door module, no matter in any state, the connecting part of the wireless charger is not in contact with dust outside the wireless charger, so that the technical problem that the charging contact area is easy to accumulate dust in the prior art is solved.

Description

Wireless charger

Technical Field

The utility model relates to an electronic equipment, in particular to wireless charger.

Background

At present, in order to ensure that a device to be charged cannot easily slide when placed on a wireless charging device in the market for charging, a charging contact surface contacting the device to be charged is made of an anti-slip material such as silica gel and rubber, so as to increase friction force between the wireless charging device and the device to be charged. However, these materials are also particularly prone to dust accumulation, which on the one hand affects the cleanliness of the charging contact surface and on the other hand affects the charging efficiency of the wireless charging device.

SUMMERY OF THE UTILITY MODEL

One purpose of the utility model is to solve the technical problem that the charging contact surface is easy to accumulate dust in the prior art;

another object of the utility model is to provide a wireless charger with dustproof construction.

In order to solve the technical problem, the utility model adopts the following technical scheme:

according to an aspect of the utility model, the utility model provides a wireless charger, include:

a shell provided with an opening;

the connecting module is accommodated in the shell and is arranged opposite to the opening, and the connecting module is used for connecting the device to be charged; and

the dustproof door module is arranged opposite to the opening of the shell and located on one side, facing the opening, of the connecting module, the dustproof door module comprises a dustproof door and a dustproof door driving structure, the dustproof door driving structure comprises a dustproof door reduction box, a plurality of driving wheels and a driving part, the driving wheels comprise driving wheels and driven wheels, the driving wheels are fixed on the dustproof door reduction box, the driving parts drive the driven wheels to rotate under the driving of the dustproof door reduction box, the driving part is connected with the dustproof door in a driving mode, the driving part drives the dustproof door to move to open and close the opening, and the dustproof door is closed and the connecting module is isolated from the outside during opening.

According to the above technical scheme, the utility model discloses following advantage and positive effect have at least:

the utility model discloses in, through set up a dustproof door module in the wireless charger and completely cut off the dust, the dustproof door module is including dustproof door and dustproof door drive structure, dustproof door drive structure is used for the drive the switching of dustproof door. When the device to be charged is not placed on the wireless charger, the dustproof door is in a closed state and shields the connecting module, so that the connecting module is isolated from the external contact of the wireless charger, and therefore, under a non-working state, due to the existence of the dustproof door module, dust outside the wireless charger cannot contact with the connecting module, and the possibility of dust deposition on the connecting module is eliminated. When placing on the wireless charger and treating the charging device, the dustproof door is in the open mode, the connection module with treat the charging device contact, treat that the charging device begins to charge, at this moment, although the dustproof door is in the open mode, because the connection module with treat the charging device contact, treat the charging device will connecting portion shield, connecting portion still can't contact with the outside dust of wireless charger, like this the dust by treat the charging device isolated to the possibility of deposition on the connection module has been eliminated. Therefore, in summary, due to the existence of the dustproof door module, no matter in any state, the connecting part of the wireless charger is not in contact with dust outside the wireless charger, and therefore the technical problem that dust is easily accumulated on the charging contact surface in the prior art is solved.

Drawings

Fig. 1 is a perspective view of a wireless charger according to an embodiment of the present disclosure;

FIG. 2 is an exploded view of the wireless charger of FIG. 1;

fig. 3 is a perspective view of a portion of the structure of the wireless charger shown in fig. 1;

fig. 4 is a perspective view of a portion of the structure of the wireless charger shown in fig. 3;

fig. 5 is a perspective view of a portion of the structure of the wireless charger shown in fig. 4;

fig. 6 is a perspective view of a portion of the structure of the wireless charger shown in fig. 1;

fig. 7 is an exploded view of a portion of the structure of the wireless charger shown in fig. 1;

FIG. 8 is a top view of a portion of the wireless charger shown in FIG. 1;

fig. 9 is a cross-sectional view of line AA according to a partial structure of the wireless charger shown in fig. 8;

fig. 10 is a cross-sectional view of the BB line according to the partial structure of the wireless charger shown in fig. 8;

fig. 11 is an exploded view of a portion of the structure of the wireless charger shown in fig. 1.

Detailed Description

While this invention is susceptible of embodiment in different forms, there is shown in the drawings and will herein be described in detail, specific embodiments thereof with the understanding that the present description is to be considered as an exemplification of the principles of the disclosure and is not intended to limit the invention to that as illustrated herein.

Thus, a feature indicated in this specification will serve to explain one feature of an embodiment of the disclosure, and not to imply that every embodiment of the invention must have the stated feature. Further, it should be noted that this specification describes many features. Although some features may be combined to show a possible system design, these features may also be used in other combinations not explicitly described. Thus, the combinations illustrated are not intended to be limiting unless otherwise specified.

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities. These functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor devices and/or microcontroller devices.

The preferred embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

The utility model provides a wireless charger. The wireless charger is used for wirelessly charging the device to be charged. The device to be charged can be electronic equipment such as intelligent mobile terminal, portable power source, electric automobile, notebook computer, unmanned aerial vehicle, electronic book, electron cigarette, intelligent wearing equipment, the robot of sweeping the floor, bluetooth speaker, electric toothbrush and chargeable wireless mouse. The application charging object of the wireless charger is not limited, and the wireless charger provided by the novel application can be used as long as the electronic equipment is provided with the rechargeable battery and can be wirelessly charged. For convenience of description, the device to be charged is described by taking a mobile phone as an example, and the wireless charging receiving coil is located at a central point of the mobile phone.

Specifically, in the present embodiment, referring to fig. 1 and 2, the wireless charger 1 includes a housing 2, a connection module 6, and a dust-proof door module 8. The connection module 6 and the dust door module 8 are accommodated in the housing 2. The connection module 6 and the dust door module 8 are arranged opposite to the opening 23 of the housing 2. The connection module 6 is used for connecting a device to be charged. The dust door module 8 is provided between the housing 2 and the connection module 6, and can close the opening 23 or open the opening 23. When the wireless charger 1 is not in use, the dust-proof door module 8 closes the opening 23, and can block dust and the like from entering the housing 2 from the opening 23, particularly prevent dust from falling onto the connection module 6. When the wireless charger 1 is used, the opening 23 is opened by the dustproof door module 8, so that the device to be charged can be placed on the connecting module to perform wireless charging.

Specifically, in the present embodiment, the housing 2 includes an upper case 21 and a lower case 22. The upper shell 21 and the lower shell 22 are connected in a clamping manner to form a cavity structure. The upper case 21 is opened with the opening 23. The opening 23 is a circular through hole. The shape of the opening 23 is adapted to the shape of the connection module 6.

It will be appreciated that the outer side of the housing 2 is provided with a connection 24. The connecting portion 24 is used for detachably connecting with an external support. In the present embodiment, the wireless charger 1 is a car charger, and the connection portion 24 can facilitate connection of the wireless charger 1 to a car. The connection 24 may be a snap, plug, or pin, etc.

Specifically, in the present embodiment, the connection portion 24 is a hollow stud. The hollow stud can be screwed with a screw hole of an automobile so as to realize the purpose of fixing the wireless charger 1. Furthermore, the hollow stud is provided with a notch 25. The gap 25 can change the radial size of the hollow stud, so that the threaded connection between the hollow stud and the screw hole can be more fastened.

Referring to fig. 3 to 5, the dustproof door module 8 includes a dustproof door 81 and a dustproof door driving structure 82. The dustproof door driving structure 82 is in driving connection with the dustproof door 81, and the dustproof door driving structure 82 drives the dustproof door 81 to move so as to open and close the open hole 23.

Specifically, the dust-proof door 81 includes a panel 811 and a connecting plate 812. Wherein the connection plate 812 is provided at one side of the panel 811 and is perpendicular to the connection plate 812. The dust gate drive structure 82 includes a dust gate reduction box 821, a transmission member, and a plurality of drive wheels 824. In this embodiment, the transmission member may be a transmission belt 822, the transmission belt 822 is wound around a plurality of transmission wheels 824, and the plurality of transmission wheels 824 may be divided into a driving wheel and a driven wheel 8242, and the driving wheel is fixed on the dustproof door reduction box 821. Under the drive of dustproof door reducing gear box 821, drive wheel 8241 passes through the drive of drive belt 822 driven wheel 8242 rotates, and drive belt 822 is connected with dustproof door 81 drive, and drive belt 822 drives dustproof door 81 removes in order to open and close trompil 23, and when dustproof door 81 closed trompil 23, with link module 6 with external isolated.

Referring to fig. 4 to 5 again, in the present embodiment, the dust-proof door 81 includes a first dust-proof door 814 and a second dust-proof door 815, and the first dust-proof door 814 and the second dust-proof door 815 move back to each other or relatively to each other to open and close the opening 23. The first dust gate 814 is provided with a first connection plate 818, the first connection plate 818 is connected to one side of the transmission belt 822, and the second dust gate 815 is provided with a second connection plate 819, the second connection plate 819 is opposite to the first connection plate 819 and is fixedly connected to the other side of the transmission member 822. When the driving wheel 8241 fixed to the dustproof door reduction box 821 rotates forwards or backwards, the driving belt 822 can rotate around the driving wheel 8241 and the driven wheel 8242 (for example, the movement of a belt in belt transmission or the movement of a chain in chain wheel transmission), so that the movement directions of two opposite sides of the driving belt 822 are opposite, and the first connecting plate 818 and the second connecting plate 819 can move towards or away from each other, so that the opening 23 can be closed or opened.

It is understood that in the present embodiment, the inner side surface of the driving belt 822 is provided with a toothed structure 8221, and accordingly, the first connecting plate 818 is provided with a first dustproof door rack 816, and the second connecting plate 819 is provided with a second dustproof door rack 817. The first dustproof door rack 816 and the second dustproof door rack 817 are respectively meshed with the toothed structure 8221. Meanwhile, it is also understood that, in the present embodiment, the transmission wheel 824 may include 4, and accordingly, has a gear structure. The 4 driving wheels 824 are respectively arranged at four corners of the wireless charger 1 and are respectively meshed with the tooth-shaped structures 8221. The driving wheel 8241 fixed on the dustproof door reduction box 821 rotates forwards or reversely, so that the first dustproof door rack 816 and the second dustproof door rack 817 can move oppositely or oppositely, and the opening 23 is closed or opened. It can also be understood that the inner side surface of the transmission belt 822 is not provided with a tooth structure at the contact position with the transmission wheel 824, and the transmission wheel 824 may be a friction transmission wheel, and the transmission between the transmission wheel 824 and the transmission belt 822 may depend on friction force.

It is understood that the number of the dust doors 81 may be one or three, four, etc. When the number of the dustproof doors is one, the dustproof door driving structure 82 can drive the dustproof doors to move from one side of the opening 23 to the other side, so as to open or close the opening 23. When the number of the dust doors is three or more, the dust door driving structure 82 can drive the three dust doors to extend and retract towards the center of the opening 23, and the opening 23 can be closed or opened.

It will be appreciated that the transmission members may also be chains, belts, etc. and correspondingly, the transmission wheels 824 may be sprockets, pulleys, etc.

It is understood that the number of the plurality of driving wheels may be 2, 3, 5 or 7, and may be set according to specific conditions such as specific shape, specific size and specific quality requirement of the wireless charger.

The dust gate module 8 further comprises an inductive switch. The inductive switch is used for sensing whether a device to be charged is placed on the shell 2. Inductive switch and dustproof door drive structure 82 electricity signal connection, when inductive switch senses and treats charging device, inductive switch control opens dustproof door drive structure 82, drives the dustproof door and opens trompil 23. The inductive switch can automatically control the dustproof door driving structure 82 and open or close the open hole 23 in time, so that the user experience is improved. It is understood that the inductive switch may be an infrared inductor, infrared pair tube, or other distance sensor, etc.

The dust gate module 8 further includes a support plate 83, and the support plate 83 is housed in the upper case 21. A movement chamber is formed between the support plate 83 and the inner sidewall of the upper case 21, the dust door moves in the movement chamber, and the support plate 83 supports the dust door 81. The supporting plate 83 can support the dustproof door 81, so that the dustproof door 81 is prevented from falling off, other elements in the shell 2 are influenced, and other functions of the wireless charger 1 are influenced.

It will be appreciated that the wireless charger 1 also includes a main body cradle 7. The main body support 7 is located within the lower shell 22. As shown in fig. 6, the main body support 7 has a substantially annular shape, and is provided with a through hole 73 disposed opposite to the opening 23. The shape of the main body holder 7 is adapted to the shape of the lower case 22 so that the main body holder 7 can be accommodated in the bottom of the lower case 22. The main body support 7 is provided with a convex edge 71 facing the outer side of the ring of the positioning column 75 of the upper shell 21. The driven wheel 8242 penetrates through the positioning column 75, the dustproof door reduction box 821 can also be fixed on the main body support 7, and the driving wheel 8241 and the driven wheel 8242 are located on the same horizontal plane. The convex edge 71 is vertically protruded on the annular outer side wall of the main body bracket 7, and the convex edge 71 can be conveniently arranged. And, a supporting column 831 is arranged on one side of the supporting plate 83, which faces away from the dustproof door. The support column 831 abuts on the convex edge 71 of the main body bracket 7 to fix the support plate 83. There is also a gap between the support plate 83 and the main body support 7.

Referring to fig. 2, in this embodiment, the wireless charger 1 may further include a lifting module 3 capable of lifting up and down in the housing 2. The connection module 6 is arranged on the lifting module 3, so that the lifting module 3 drives the connection module 6 to lift and pass through the opening 23. When the device to be charged needs to be charged, the electric connecting module 6 of the lifting module 3 rises and penetrates through the open hole 23, so that the device to be charged is conveniently connected with the connecting module 6. When the lifting module 3 rises, the charging module 5 is driven to rise, the distance between the charging module 5 and the device to be charged is reduced, and the distance between the charging module 5 and the device to be charged is ensured to meet the requirement of the minimum coupling distance. And, when charging finishes, lifting module 3 descends, drives connection module 6 and charging module 5 all to descend. The connection module 6 is retracted from the position of the opening 23 into the housing 2, and the wireless charger 1 is in a storage state. The wireless charger 1 in the storage state has a small volume, is convenient to store, and can protect the connecting device.

Specifically, referring to fig. 7 to 10, the lifting module 3 includes a lifting housing 31 and a lifting driving structure 32. The lifting housing 31 serves to carry the charging module 5 as well as the connection module 6. Specifically, in this embodiment, the lifting housing 31 includes a sidewall and a bearing plate, which enclose a cavity. The charging module 5 is accommodated in the cavity, and the connecting module 6 is arranged on one side of the bearing plate, which is far away from the charging module 5, and is borne by the bearing plate. The elevation driving structure 32 is provided on the outer circumferential side of the elevation housing 31. The lifting driving structure 32 is in driving connection with the lifting housing 31, and the lifting driving structure 32 drives the lifting housing 31 to lift. The lifting housing 31 is accommodated in the through hole 73 of the body frame 7. And the elevating housing 31 is movably connected with the inner side wall of the through hole 73. The elevating housing 31 moves up and down with respect to the through-hole 73. It can be understood that the lifting shell 31 and the main body support 7 are slidably connected through a sliding groove and a convex matching.

Specifically, in the present embodiment, the lifting driving structure 32 includes a lifting reduction box 322 and a lifting rack 321, and the lifting rack 321 is in driving connection with the lifting reduction box 322. The lifting reduction box 322 is fixedly arranged on the main body support 7, the lifting rack 321 is fixedly connected to one side surface of the lifting shell 31, the lifting reduction box 322 drives the lifting shell 31 to lift through the lifting rack 321, and the lifting shell 31 drives the connecting module 6 and the charging module 5 to lift together. The lifting reduction box 322 is driven by a motor, and the motor drives an output gear of the lifting reduction box 322 to rotate forwards or backwards, so that the lifting shell 31 can be lifted or lowered.

It will be appreciated that the lifting housing 31 also includes lifting ribs 311. The lifting ribs 311 are arranged on the outer peripheral side of the lifting shell 31, the inner side wall of the through hole 73 is provided with a lifting sliding groove 79 which is connected with the lifting ribs 311 in a matching mode, and the lifting ribs 311 move along the lifting sliding groove 79, so that the lifting module 3 is lifted along the extending direction of the lifting ribs 311.

The connecting module 6 is disposed on the lifting module 3 and opposite to the opening 23. The connection module 6 is used for carrying the device to be charged and is fixedly connected with the device to be charged. The connection module 6 is lifted with the lifting module 3 and passes through the opening 23. When the lifting module 3 drives the connecting module 6 to extend out of the opening 23, the height of the extending opening 23 needs to be higher than or level with the outer surface of the upper shell 21. The connection module 6 protrudes outside the housing 2 to facilitate connection of the device to be charged.

Specifically, in the present embodiment, the connection module 6 includes a support and an adhesive layer. The support frame 61 is a disk structure. The lifting rack 321 is fixedly arranged at one side of the bearing bracket. The bearing bracket is fixedly arranged on the lifting rack 321 of the lifting module 3 and is fixedly connected with the lifting rack 321. When the lifting rack 321 moves up and down, the bearing bracket moves up and down along with the lifting rack 321.

The top of bearing the weight of the support is equipped with load-bearing platform, and the viscose layer is located on load-bearing platform. The viscose layer is used for bonding and fixing the device to be charged. Specifically, the bearing platform is provided with a groove, and the adhesive layer is contained in the groove. The adhesive layer enters the opening 23 along with the lifting movement of the bearing bracket and the lifting gear. The viscose layer is used for being connected with the device to be charged in an adhesive mode, so that the device to be charged is stably arranged on the wireless charger 1.

It will be appreciated that the lifting module 3 also comprises a raising switch. When the lifting module 3 is lifted to a designated position, the lifting module 3 triggers a lifting switch. The designated position here may mean that the connection module 6 protrudes outside the housing 2. When the connection module 6 protrudes out of the housing 2 by a certain distance, the device to be charged can be smoothly and fixedly connected with the connection module 6. Moreover, the distance that the connecting module 6 protrudes out of the housing 2 cannot be too large, so that the distance between the device to be charged and the charging module 5 is ensured to satisfy the maximum distance that the charging module 5 is coupled. Avoid connecting module 6 too high to stretch out the casing 2 outside, make and treat that charging device is far away from charging module 5, treat that charging device's charging coil and charging module 5 can not intercoupling, influence wireless charger 1 and normally charge.

Referring to fig. 2 and 9, in this embodiment, the wireless charger 1 may further include a translation module 4. The translation module 4 is housed in the casing 2. The translation module 4 translates within the housing 2 and ascends and descends with the lifting module 3. The charging module 5 is fixedly arranged on the translation module 4. The translation module 4 drives the charging module 5 to translate in the housing 2. And translation module 4 can drive charging module 5 and translate in casing 2, and the in-process of translation module 4 translation, charging module 5 can aim at with the charging coil who treats charging device to guarantee that wireless charger 1 guarantees higher charging efficiency.

Specifically, in this embodiment, the lifting housing 31 includes a sidewall and a bearing plate, which enclose a cavity. The translation module 4 can be accommodated in the cavity of the lifting housing 31, the charging module 5 is mounted on the translation module 4, and the lifting module 3 drives the translation module 4 and the charging module 5 to lift together.

Referring to fig. 9 to 11, the translation module 4 includes a translation housing 41 and a translation driving structure 42. Translation housing 41 is used for supporting charging module 5, and translation drive structure 42 is connected with translation housing 41 drive, and translation drive structure 42 is used for driving translation housing 41 to translate on the plane that is perpendicular to lift module 3 direction of rise and fall.

In particular, in the present embodiment, the translational housing 41 includes a translational fixing plate 411 for translating the bottom plate 412 and carrying the charging module 5. A translation accommodating cavity 413 is formed between the translation base plate 412 and the translation fixing plate 411, and the translation accommodating cavity 413 is used for accommodating the translation driving structure 42.

A pair of chute walls 4121 are disposed on two opposite sides of the translational base plate 412, and the chute walls 4121 protrude toward the translational fixing plate 411. A chute plate 4122 is erected on the chute wall 4121, a translational chute 4123 is arranged on the chute plate 4122, and a chute cavity 4124 is formed between the chute wall 4121 and the chute plate 4122.

Correspondingly, the translating fixing plate 411 is provided with a translating slider, which may be a wedge-shaped protrusion, a cylindrical protrusion, an i-shaped rib, or the like, adapted to the shape of the translating chute 4123, in this embodiment, taking the translating rib 4111 as an example.

The translation ribs 4111 are provided with rib plates 4112, the translation ribs 4112 are embedded into the translation sliding grooves 4123, and the rib plates 4112 slide along the translation sliding grooves 4123 in the sliding groove cavity 4124. Thus, the translational fixing plate 411 can slide along the translational sliding groove 4123 relative to the translational base plate 412, so as to drive the charging module 5 to perform translational motion.

The translation driving structure 42 is fixed on the translation base plate 412 and comprises a translation reduction box 422 and a screw rod 425. The screw rod 425 is in driving connection with the translational reduction box 422. The translation fixing plate 411 is slidably connected to the screw rod 425, the translation reduction box 422 drives the translation fixing plate 411 to translate through the screw rod 425, and the translation fixing plate 411 drives the charging module 5 to translate together.

It can be understood that there may be a plurality of translational reduction boxes 422 and screw rods 425, in this embodiment, the translational reduction box 422 includes a first translational reduction box 4221 and a second translational reduction box 4222, the screw rod 425 includes a first screw rod 4251 and a second screw rod 4252, the first screw rod 4252 is in driving connection with the first translational reduction box 4221, and the second screw rod 4252 is in driving connection with the second translational reduction box 4222.

Accordingly, the translational fixation plate 411 may also include an upper translational fixation plate 416 and a lower translational fixation plate 415. The first translation reduction box 4221 is fixed on the lower translation fixing plate 415, the first screw rod 4251 is slidably connected with the upper translation fixing plate 416, and the first translation reduction box 4221 drives the upper translation fixing plate 416 to translate through the first screw rod 4251. The second translation reduction box 4222 is fixed on the translation bottom plate 412, the second screw rod 4252 is slidably connected with the lower translation fixing plate 415, and the 4 th translation reduction box 4222 drives the lower translation fixing plate 415 to translate through the second screw rod 4252.

It is understood that the first lead screw 4251 and the second lead screw 4252 may be disposed in parallel, and the translation distance of the charging module 5 may be greatly increased without increasing the length of the lead screw. The first lead screw 4251 and the second lead screw 4252 may also be disposed at an included angle, specifically, in this embodiment, the first lead screw 4251 and the second lead screw 4252 are perpendicular to each other. Therefore, the first lead screw 4251 and the second lead screw 4252 form a cartesian coordinate system, and the translation module 4 can drive the charging module 5 to move in two mutually perpendicular directions, so that the charging module 5 and a charging coil of a device to be charged are aligned more accurately, and the wireless charger 1 is ensured to have higher charging efficiency.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. A wireless charger, comprising:

a shell provided with an opening;

the connecting module is accommodated in the shell and is arranged opposite to the opening, and the connecting module is used for connecting a device to be charged; and

the dustproof door module is arranged opposite to the opening of the shell and located on one side, facing the opening, of the connecting module, the dustproof door module comprises a dustproof door and a dustproof door driving structure, the dustproof door driving structure comprises a dustproof door reduction box, a plurality of driving wheels and a driving part, the driving wheels comprise driving wheels and driven wheels, the driving part is wound on the driving wheels, the driving wheels are fixed on the dustproof door reduction box, the driving wheels are driven by the driving part to rotate, the driving part is in driving connection with the dustproof door, the driving part drives the dustproof door to move to open and close the opening, and when the dustproof door is closed, the connecting module is isolated from the outside.

2. The wireless charger according to claim 1, wherein the transmission member is a transmission belt, the dustproof door comprises a panel and a connection plate, the connection plate is disposed on one side of the panel and perpendicular to the connection plate, the connection plate is fixedly connected to the transmission belt, and the transmission belt drives the connection plate to move, so as to drive the dustproof door to move.

3. The wireless charger according to claim 2, wherein a tooth-shaped structure is disposed on a side surface of the transmission belt, and a dustproof door rack is disposed on the connection plate, the tooth-shaped structure is engaged with the dustproof door rack on the connection plate, and the tooth-shaped structure moves to drive the dustproof door rack to move, so that the dustproof door is driven to move.

4. The wireless charger of claim 3 wherein the drive wheel is of a gear configuration and engages a toothed configuration of the drive belt.

5. The wireless charger according to claim 1, wherein the dust-proof door comprises a first dust-proof door and a second dust-proof door, and the first dust-proof door and the second dust-proof door move back to back or relatively to open and close the opening.

6. The wireless charger according to claim 5, wherein the driving wheels are fixed at four corners of the wireless charger and are in driving connection with each other through the driving member, the first dust-proof door is provided with a first connecting plate fixedly connected to one side of the driving member, and the second dust-proof door is provided with a second connecting plate arranged opposite to the first connecting plate and fixedly connected to the other side opposite to the driving member.

7. The wireless charger according to claim 1, further comprising a main body support, wherein the main body support is accommodated in the housing, a positioning column is disposed on the main body support, and the driven wheel is disposed on the positioning column in a penetrating manner.

8. The wireless charger of claim 7, wherein the dust door reduction box is fixed to the main body bracket such that the driving wheel and the driven wheel are located on the same horizontal plane.

9. The wireless charger of claim 1, further comprising:

the charging module is used for charging the device to be charged;

the translation module is contained in the shell, the connecting module is fixedly connected with the translation module, the charging module is arranged between the connecting module and the translation module, the translation module can translate in the shell, the translation module comprises a translation shell and a translation driving structure, the translation shell is used for supporting the charging module, the translation driving structure comprises a translation reduction gearbox and a screw rod in driving connection with the translation reduction gearbox, the translation shell is slidably connected onto the screw rod, the translation reduction gearbox drives the translation shell to translate through the screw rod, and the translation shell drives the charging module to translate together.

10. The wireless charger according to claim 9, wherein the translation housing includes a translation bottom plate and a translation fixing plate for supporting the charging module, the translation bottom plate is provided with a translation sliding slot, and the translation fixing plate is correspondingly provided with a translation sliding block slidably connected in the translation sliding slot, so that the translation fixing plate can drive the charging module to translate relative to the translation bottom plate.

11. The wireless charger according to claim 10, wherein a translation accommodating cavity is formed between the translation bottom plate and the translation fixing plate, and the translation reduction box is disposed in the translation accommodating cavity and fixed on the translation bottom plate.

12. The wireless charger according to claim 10, wherein the bottom plate has a pair of chute walls protruding toward the fixed plate, the chute walls have chute plates, the chute plates have sliding chutes, a chute cavity is formed between the chute walls and the chute plates, the fixed plate has corresponding sliding ribs, the sliding ribs have rib plates, and the sliding ribs are embedded in the sliding chutes to allow the rib plates to slide along the sliding chutes in the chute cavity.

13. The wireless charger of claim 10, wherein the translational reduction gearbox comprises a first translational reduction gearbox and a second translational reduction gearbox, the screw rod comprises a first screw rod and a second screw rod, the first screw rod is in driving connection with the first translation reduction box, the second screw rod is in driving connection with the second translation reduction box, the translation fixing plate comprises an upper translation fixing plate and a lower translation fixing plate, the first translation reduction box is fixed on the lower translation fixing plate, the first screw rod is connected with the upper translation fixing plate in a sliding way, the first translational reduction box drives the upper translational fixing plate to translate through the screw rod, the second translational reduction box is fixed on the translational bottom plate, the second screw rod is connected with the lower translation fixing plate in a sliding mode, and the second translation reduction box drives the lower translation fixing plate to translate through the screw rod.

14. The wireless charger of claim 13, wherein the first lead screw and the second lead screw are disposed at an included angle.