Wireless charger

Abstract

The utility model relates to the technical field of electronic equipment accessories, in particular to a wireless charger, which comprises a base and a back plate rotationally connected with one end of the base, the back plate is oppositely provided with a first wireless charging module and a heat dissipation module, the heat dissipation module comprises a protruding part protruding out of the surface of the back plate, and the protruding part is provided with an air port. The base is provided with a containing groove corresponding to the protruding part, and when the back plate and the base are rotationally contained, the protruding part is contained in the containing groove. The air port is formed in the protruding part and cannot be shielded or limited by other parts. When the back plate and the base are rotationally stored, the protruding part can be completely stored in the storage groove, extra space is prevented from being occupied, and the wireless charger is more compact in appearance and convenient to carry and store. In addition, the containing groove can protect the protruding part of the heat dissipation module, the air opening can be effectively prevented from being exposed in the external environment, and dust or sundries or liquid is prevented from entering the air opening to affect normal work of the heat dissipation module.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic equipment accessory technical field, especially in kind wireless charger. BACKGROUND

[0002] The existing wireless charger generates a large amount of heat when working, if not timely heat dissipation, not only can influence the service life of charger, still can cause security hidden danger. In order to solve the heat dissipation problem, the current common practice is to set up the heat dissipation structure in the charger. However, this brings new problems, the addition of heat dissipation structure makes the overall design of charger more thick and complex, seriously influence the portability of charger. And, the air outlet of the existing heat dissipation structure usually adopts open type design, is not equipped with effective dustproof measure, when the equipment is idle, the dust, hair and other foreign matters in the air can easily enter the charger inside through the air outlet, not only can cover the surface of heat dissipation element and reduce the heat exchange efficiency, still can cause circuit short circuit or element corrosion, further shortens the product life. SUMMARY

[0003] To solve the above technical problem, the utility model provides a kind of wireless charger.

[0004] The utility model solves technical problem's scheme is to provide a kind of wireless charger, including base and with the base one end rotationally connected backboard, the backboard is oppositely provided with first wireless charging module and heat dissipation module, the heat dissipation module includes the convex part that protrudes from the surface of the backboard, the convex part is provided with air port, the base is provided with receiving slot corresponding the convex part, when the backboard is rotated and received, the convex part is received in the receiving slot.

[0005] Preferably, the base is further provided with a second wireless charging module, the second wireless charging module includes a support plate that can rotate relative to the base, and a second charging surface corresponding to the second wireless charging module is located on the support plate.

[0006] Preferably, a groove is formed in the bottom of the receiving slot, and the support plate is arranged in the groove.

[0007] Preferably, a through hole is formed in the bottom of the groove.

[0008] Preferably, the thickness of the support plate is less than or equal to the depth of the groove.

[0009] Preferably, the base is further provided with a third wireless charging module, and a third charging surface corresponding to the third wireless charging module is arranged on the side of the base facing the backboard, avoiding the receiving slot.

[0010] Preferably, the base is provided with a charging wire, the charging wire comprising a wire body and a charging head, the wire body being telescopically arranged inside the base, a fixing portion being arranged on the sidewall of the base, and the charging head being detachably arranged on the fixing portion.

[0011] Preferably, the base and the back plate are connected through a damping rotating shaft, and an arc-shaped baffle is arranged on the back plate close to the damping rotating shaft, and a placing groove is arranged on the base corresponding to the arc-shaped baffle.

[0012] Preferably, the air inlet comprises an air outlet arranged on the circumferential side of the protruding portion and an air inlet arranged on the side of the base.

[0013] Preferably, a switch electrically connected with the heat dissipation module is arranged on the back plate.

[0014] Compared with the prior art, the wireless charger has the following advantages:

[0015] 1. The wireless charger provided in the embodiment of the utility model, the heat dissipation module comprises a protruding portion protruding from the surface of the back plate, and the protruding portion is provided with an air inlet, which can provide more space for the arrangement of the air inlet, so that the air inlet is not blocked or limited by other components, the air circulation is stronger, the heat generated by the equipment can be quickly taken away, and the first wireless charging module can be better cooled. The base and the back plate are rotationally connected, and the receiving groove is arranged on the base, when the back plate is rotationally stored in the base, the protruding portion can be completely stored in the receiving groove, so that extra space is avoided, the appearance of the wireless charger is more compact, and the wireless charger is convenient to carry and store. Meanwhile, the receiving groove can also protect the protruding portion of the heat dissipation module, can effectively prevent the air inlet from being exposed to the external environment, avoid dust, sundries or liquid from entering the air inlet, and affect the normal work of the heat dissipation module.

[0016] 2. The wireless charger provided in the embodiment of the utility model, the support plate can rotate relative to the base, which facilitates users to adjust the height and angle of the support plate according to needs, and can be adapted to different sizes and forms of devices to be charged. The second wireless charging module is especially suitable for charging small products such as smart watches and smart bracelets, so that users can more conveniently place the smart watch and the like at a suitable charging position, ensure stable charging contact, and the operation is more convenient, the inconvenience caused by the fixed charging position of the traditional charging position is avoided, and the use experience is improved.

[0017] 3. The wireless charger provided in the embodiment of the utility model, the bottom of the storage groove is provided with a groove, the supporting plate is located in the groove, this design makes the overall design of the wireless charger more compact, without occupying more space, when the second wireless charging module is needed, the supporting plate is rotated out of the groove, when not needed, the second wireless charging module can be hidden, unnecessary clutter is avoided, the appearance of the wireless charger can be kept simple, and redundant design is avoided.

[0018] 4. The wireless charger provided in the embodiment of the utility model, the bottom of the groove is provided with a through hole, this design facilitates the user to push up the supporting plate through the through hole, and complex operation is avoided. At the same time, the design of the through hole is simple and convenient, without occupying additional space, so that the overall equipment is more simple and beautiful.

[0019] 5. The wireless charger provided in the embodiment of the utility model, the thickness of the supporting plate is less than or equal to the depth of the groove, this design makes the second wireless charging module not interfere with the storage of the storage groove to the heat dissipation device, and at the same time, it can ensure that the supporting plate is stably stored in the groove, and when not in use, it can be protected by the groove, unnecessary collision is avoided, and the reliability and durability of the equipment are improved.

[0020] 6. The wireless charger provided in the embodiment of the utility model, a third wireless charging module is further arranged on the base, and a third charging surface corresponding to the third wireless charging module is arranged on the side of the base facing the back plate and avoiding the storage groove. The arrangement of the third wireless charging module ensures that the working area of the third wireless charging module is more flat and simple, and the user can place the electronic product for charging conveniently. The third wireless charging module is arranged on the side of the base facing the back plate, and the heat dissipation module can dissipate heat conveniently.

[0021] 7. The wireless charger provided in the embodiment of the utility model, the base is provided with a charging line, the charging line comprises a line body and a charging head, the line body is telescopically arranged in the base, a fixing portion is arranged on the side wall of the base, and the charging head is detachably arranged on the fixing portion. The user can provide stable power supply for the wireless charger through the charging line, so that the wireless charger can always work normally. The line body of the charging line is telescopically arranged in the base, the charging line can be pulled out or retracted as needed, the clutter when the charging line is exposed is avoided, the user can use more flexibly, and the charging line can be stored conveniently. The fixing portion provides support for the charging head, ensures that the charging head is stable when not in use, avoids loosening or falling off of the charging head due to external collision or vibration, and when in use, the user can conveniently take down the charging head from the fixing portion and connect the power supply.

[0022] 8. The wireless charger provided in the embodiment of the utility model, base and backboard are connected through damping pivot, and arc baffle is arranged on backboard close to damping pivot, and placing groove is arranged on base corresponding to arc baffle. Through using damping pivot, the connection between base and backboard can provide smooth and controlled rotation, and the user can easily adjust the angle of backboard, which is convenient for using the first wireless module to charge the electronic product. The arc baffle can prevent the excessive rotation or deviation of the backboard, avoiding damaging the internal circuit. The cooperation of the arc baffle and the placing groove makes the base and the backboard more closely adhere together, thereby improving the stability and firmness of the overall structure.

[0023] 9. The wireless charger provided in the embodiment of the utility model, the air inlet includes the air outlet opened in the circumferential side of the convex part and the air inlet towards the base. The air inlet towards the base, introduces external air, provides continuous airflow for the heat dissipation module, so that the heat dissipation module can obtain cold air from the outside. The air outlet is located in the circumferential side of the convex part, and the hot air after heat exchange is discharged through the outlet. This air flow forms an air convection channel, which helps to prevent heat accumulation and improve heat dissipation effect.

[0024] 10. The wireless charger provided in the embodiment of the utility model, the switch electrically connected with the heat dissipation module is arranged on the backboard. Through the control of the switch, the heat dissipation module can be started or stopped according to the need. This makes the heat dissipation process more intelligent, avoids the continuous operation of the equipment due to the long time without heat dissipation, and reduces the energy consumption.

DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating creative labor.

[0026] Figure 1 It is the three-dimensional schematic diagram of the wireless charger provided in the first embodiment of the utility model Figure 1 .

[0027] Figure 2 It is the three-dimensional schematic diagram of the wireless charger provided in the first embodiment of the utility model Figure 2 .

[0028] Figure 3 It is the enlarged view of A in Figure 1 .

[0029] Figure 4 It is the three-dimensional schematic diagram of the wireless charger provided in the first embodiment of the utility model Figure 3 .

[0030] Brief Description of the Drawings:

[0031] 1, wireless charger; 2, back plate; 3, base;

[0032] 20, first wireless charging module; 21, heat dissipation module; 22, arc baffle; 23, switch; 30, storage groove; 31, second wireless charging module; 32, third wireless charging module; 33, charging line; 34, charging port; 35, fixed part; 36, damping shaft; 37, placing groove;

[0033] 200, first charging surface; 210, air inlet; 211, protruding part; 212, air inlet; 213, air outlet; 300, groove; 301, through hole; 310, support plate; 311, second charging surface; 320, third charging surface; 330, wire body; 331, charging head. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and are not intended to limit the present application.

[0035] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can be present. The terms "vertical", "horizontal", "left", "right", and similar expressions as used herein are for purposes of description and illustration only.

[0036] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "transverse", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not intended to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0037] In addition, in addition to indicating the orientation or positional relationship, the above-mentioned terms can also be used to indicate other meanings, for example, the term "upper" can also be used to indicate a certain dependent relationship or connection relationship in some cases. For ordinary skilled persons in the art, the specific meaning of these terms in the present application can be understood according to the specific circumstances.

[0038] In addition, the terms "mounting", "arrangement", "provided with", "connected", "connected" should be broadly understood. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or internal communication between two devices, elements or components. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0039] Please combine Figure 1 And Figure 2 The utility model provides a wireless charger 1, including base 3 and with base 3 one end rotation connection's backboard 2, first wireless charging module 20 and heat dissipation module 21 are provided oppositely on backboard 2, heat dissipation module 21 includes the convex part 211 that protrudes from the surface of backboard 2, the air port 210 is provided on the convex part 211, the base 3 is provided with the accommodation groove 30 corresponding the convex part 211, when backboard 2 and base 3 are rotated and accommodated, the convex part 211 is accommodated in the accommodation groove 30.

[0040] Understandably, the base 3 and the backboard 2 are provided with a communicating cavity, the cavity provides a mounting space for the electronic components of each module, and the cavity is provided with a circuit structure. The circuit structure is mainly used for providing power supply and signal transmission. In the cavity, the circuit structure is arranged reasonably to ensure that each module of the wireless charger 1, such as the first wireless charging module 20 and the heat dissipation module 21, can work normally.

[0041] Understandably, the first wireless charging module 20 includes a transmitting coil for generating an electromagnetic field and a receiving coil interacting with the transmitting coil. During the charging process, the first wireless charging module 20 will generate a certain amount of heat. The heat dissipation module 21 is arranged opposite to the first wireless charging module 20, which can quickly take away the heat and reduce the heat accumulation inside the device, thereby improving the wireless charging efficiency.

[0042] Further, the first charging surface 200 corresponding to the first wireless charging module 20 is arranged on the side of the backboard 2 away from the base 3, preventing the heat dissipation module 21 from interfering with the user during charging. The first wireless charging module 20 can be provided with a magnetic attraction element, making the use of the first wireless charging module 20 more convenient and reducing the complexity of user operation.

[0043] Understandably, the convex part 211 of the heat dissipation module 21 is arranged on the side of the backboard 2 that can be attached to the base 3, which can provide more space for the arrangement of the air port 210, so that the air port 210 is not blocked or limited by other components, and the air flow is stronger, which helps to quickly take away the heat generated by the device and better dissipate the heat of the first wireless charging module 20.

[0044] Specifically, in the present embodiment, the heat dissipation module 21 comprises a fan, and the air outlet 210 provides an air flow path for the fan to quickly take away heat.

[0045] It can be understood that when the back plate 2 is rotationally accommodated in the base 3, the heat dissipation module 21 can be completely accommodated in the accommodation groove 30, avoiding the heat dissipation module 21 from occupying extra space, so that the wireless charger 1 is more compact in appearance, and is convenient to carry and store. The accommodation groove 30 can also protect the heat dissipation module 21, which can effectively prevent the air outlet 210 from being exposed to the external environment, avoid dust, sundries or liquid from entering the air outlet 210, and affect the normal work of the heat dissipation module 21.

[0046] Further, the base 3 is also provided with a second wireless charging module 31, and the second wireless charging module 31 comprises a support plate 310 which can rotate relative to the base 3, and a second charging surface 311 corresponding to the second wireless charging module 31 is located on the support plate 310.

[0047] It can be understood that this design is convenient for users to adjust the height and angle of the support plate 310 according to needs, and can adapt to different sizes and shapes of the to-be-charged equipment. Therefore, the second wireless charging module 31 is particularly suitable for charging small products such as smart watches and smart bracelets, and users can place the smart watch and the like at a suitable charging position more conveniently, ensure stable charging contact, and operate more conveniently, avoiding the inconvenience caused by the fixed charging position in the prior art, and improving the use experience.

[0048] It can be understood that another cavity is also formed in the support plate 310 and communicates with the cavity of the base 3, so that the circuit structure can be electrically connected with the second wireless charging module 31, and the second wireless charging module 31 is provided with power supply and signal transmission.

[0049] Further, a recess 300 is formed in the bottom of the accommodation groove 30, and the support plate 310 is arranged in the recess 300.

[0050] It can be understood that this design makes the overall design of the wireless charger 1 more compact, without occupying more space. When the second wireless charging module 31 is needed, the support plate 310 can be rotated out of the recess 300, and when it is not needed, the second wireless charging module 31 can be hidden, avoiding unnecessary clutter, keeping the appearance of the wireless charger 1 simple, and avoiding redundant design.

[0051] It can be understood that the support plate 310 and the bottom of the recess 300 can be rotationally connected through a rotating shaft with damping, so that the rotation angle of the support plate 310 is adjustable and more stable. A magnetic attraction member can also be arranged in the second wireless charging module 31, so as to keep the stable connection and good contact between the charging equipment and the wireless charger 1.

[0052] It can be understood that in the embodiment, the specific shape of the support plate 310 and the groove 300 is not limited, and they can be matched with each other.

[0053] Further, the groove 300 is provided with a through hole 301 at the bottom.

[0054] It can be understood that the design facilitates the user to push up the support plate 310 through the through hole 301, avoids that the groove 300 and the support plate 310 are matched too tightly, and the user cannot adjust the angle of the support plate 310. The design of the through hole 301 is simple and convenient, does not occupy additional space, and makes the overall device more simple and beautiful.

[0055] It can be understood that in the embodiment, the shape of the through hole 301 is not limited, which can be circular, oval, rectangular, etc.

[0056] It can be understood that other auxiliary structures can also be provided on the groove 300 or the support plate 310 to adjust the angle of the support plate 310. For example, a locking mechanism with a spring is provided between the groove 300 and the support plate 310, so that the user can press the support plate to make it pop up from the groove 300 or be locked in the groove 300.

[0057] Further, the thickness of the support plate 310 is less than or equal to the depth of the groove 300.

[0058] It can be understood that the design makes the second wireless charging module 31 not interfere with the accommodation of the heat dissipation device by the accommodation groove 30, and at the same time can ensure that the support plate 310 is stably accommodated in the groove 300, and when not in use, can be protected by the groove 300, avoiding unnecessary collision, improving the reliability and durability of the device.

[0059] Further, the base 3 is also provided with a third wireless charging module 32, and a third charging surface 320 corresponding to the third wireless charging module 32 is arranged on the side of the base 3 facing the back plate 2 and avoiding the accommodation groove 30.

[0060] It can be understood that the arrangement avoiding the accommodation groove 30 ensures that the working area of the third wireless charging module 32 is more flat and simple, and facilitates the user to place the electronic product for charging. The arrangement on the side of the base 3 facing the back plate 2 facilitates the heat dissipation module 21 to dissipate heat.

[0061] It can be understood that the third wireless charging module 32 can also be provided with a magnetic attraction piece, which facilitates the fixation and alignment of the electronic product.

[0062] Understandably, the wireless charger 1 in the embodiment is provided with the first wireless charging module 20, the second wireless charging module 31 and the third wireless charging module 32, and the three modules can simultaneously charge multiple electronic devices, which can be mobile phones, tablet computers, smart watches, earphones and other electronic products with wireless charging function.

[0063] Please further combine Figure 3 The base 3 is provided with a charging wire 33, and the charging wire 33 includes a wire body 330 and a charging head 331. The wire body 330 is telescopically arranged in the base 3, and a fixing portion 35 is arranged on the side wall of the base 3. The charging head 331 is detachably arranged on the fixing portion 35.

[0064] Understandably, the user can provide stable power supply for the wireless charger 1 through the charging wire 33, so that it always works normally. The wire body 330 of the charging wire 33 is telescopically arranged in the base 3, and the charging wire 33 can be pulled out or retracted as needed, avoiding the trouble of carrying the charging wire by the user and the mess when the charging wire is exposed, making the user more flexible when using, convenient to store, and improving the portability and aesthetics of the wireless charger 1. The fixing portion 35 provides support for the charging head 331, ensuring that the charging head 331 remains stable when not in use, avoiding loosening or falling off of the charging head 331 due to external impact or vibration. When in use, the user can conveniently remove the charging head 331 from the fixing portion 35 and connect the power supply.

[0065] Specifically, in the embodiment, the fixing portion 35 is a clamping groove opened on the side wall of the base 3, and the clamping groove is in communication with a cavity in the base 3. A winding assembly is arranged in the cavity, and the wire body 330 of the charging wire 33 is telescopically wound on the winding assembly. The charging head 331 is detachably fixed in the clamping groove.

[0066] Please further refer to Figure 4 The base 3 can also be directly provided with a charging port 34, or provided with both the charging port 34 and the charging wire 33.

[0067] Further, the base 3 and the back plate 2 are connected through a damping rotating shaft 36, and an arc-shaped baffle 22 is arranged on the back plate 2 close to the damping rotating shaft 36. A placing groove 37 is arranged on the base 3 corresponding to the arc-shaped baffle 22.

[0068] It can be understood that by using the damping shaft 36, the connection between the base 3 and the back plate 2 can provide smooth and controlled rotation, and the user can easily adjust the angle of the back plate 2, which is convenient for charging the electronic product by using the first wireless module. The arc-shaped baffle 22 can prevent the back plate 2 from rotating or deviating excessively, thereby avoiding damage to the internal circuit. When the back plate 2 and the base 3 are rotated to be attached, the arc-shaped baffle 22 enters the placing groove 37, and the two are matched so that the base 3 and the back plate 2 can be more closely attached together, thereby improving the stability and firmness of the overall structure.

[0069] Please continue to refer to Figure 1 The air inlet 212 is located on the side of the convex portion 211 of the heat dissipation module 21, and the air outlet 213 is located on the side of the convex portion 211.

[0070] It can be understood that the air inlet 212 is located on the side of the convex portion 211 of the heat dissipation module 21, and the air outlet 213 is located on the side of the convex portion 211.

[0071] Please continue to refer to Figure 4 The back plate 2 is provided with a switch 23 electrically connected with the heat dissipation module 21.

[0072] It can be understood that by controlling the switch 23, the heat dissipation module 21 can be enabled or disabled as needed. This makes the heat dissipation process more intelligent, avoids the device from continuously running due to long-time non-heat dissipation, and reduces energy consumption.

[0073] Compared with the prior art, the wireless charger provided by the utility model has the following advantages:

[0074] 1、The wireless charger provided in the embodiment of the utility model, the heat dissipation module includes a convex portion protruding from the surface of the back plate, and the convex portion is provided with an air inlet, which can provide more space for the air inlet, so that the air inlet is not blocked or limited by other components, the air flow is stronger, which helps to quickly remove the heat generated by the device and better dissipate heat from the first wireless charging module. The base and the back plate are rotationally connected, and the base is provided with a storage groove, and when the back plate and the base are rotationally stored, the convex portion can be completely stored in the storage groove, avoiding occupying additional space, so that the wireless charger is more compact in appearance, and is convenient to carry and store. At the same time, the storage groove can also protect the convex portion of the heat dissipation module, which can effectively prevent the air inlet from being exposed to the external environment, avoid dust, sundries or liquid from entering the air inlet, and affect the normal work of the heat dissipation module.

[0075] 2. The wireless charger provided in the embodiment of the utility model, the support plate can rotate relative to the base, this design is convenient for user to adjust the height and angle of the support plate according to the need, can be adapted to different size and form to be charged equipment. Make the second wireless charging module especially applicable to the charging of small products such as smart watch, smart bracelet, user can place smart watch etc. in the appropriate charging position more conveniently, ensure that the charging contact is stable, and operation is more convenient, avoid the inconvenience brought by the fixed traditional charging position, improve the use experience.

[0076] 3. The wireless charger provided in the embodiment of the utility model, the bottom of the storage groove is provided with a groove, and the support plate is located in the groove. This design makes the overall design of the wireless charger more compact, without occupying more space, when the second wireless charging module is needed, the support plate can be rotated out of the groove, and when it is not needed, the second wireless charging module can be hidden, avoiding unnecessary clutter, keeping the appearance of the wireless charger simple, and avoiding redundant design.

[0077] 4. The wireless charger provided in the embodiment of the utility model, the bottom of the groove is provided with a through hole. This design is convenient for user to push up the support plate through the through hole, avoiding complex operation. At the same time, the design of the through hole is simple and convenient, without occupying additional space, making the overall device more simple and beautiful.

[0078] 5. The wireless charger provided in the embodiment of the utility model, the thickness of the support plate is less than or equal to the depth of the groove. This design makes the second wireless charging module not interfere with the storage of the heat dissipation device by the storage groove, and at the same time ensures that the support plate is stably stored in the groove. When not in use, it can be protected by the groove, avoiding unnecessary collision, improving the reliability and durability of the device.

[0079] 6. The wireless charger provided in the embodiment of the utility model, the base is further provided with a third wireless charging module, and a third charging surface corresponding to the third wireless charging module is arranged on the side of the base facing the back plate and avoiding the storage groove. The arrangement avoiding the storage groove ensures that the working area of the third wireless charging module is more flat and simple, and is convenient for user to place electronic products for charging. The third wireless charging module is arranged on the side of the base facing the back plate, which is convenient for the heat dissipation module to dissipate heat.

[0080] 7. The wireless charger provided in the embodiment of the utility model, the base is provided with a charging wire, the charging wire includes a wire body and a charging head, the wire body is telescopically arranged inside the base, a fixing portion is arranged on the side wall of the base, and the charging head is detachably arranged on the fixing portion. The user can provide a stable power supply for the wireless charger through the charging wire, so that it always maintains normal operation. The wire body of the charging wire is telescopically arranged inside the base, and the charging wire can be pulled out or retracted as needed, avoiding the mess when the charging wire is exposed, so that the user is more flexible when using and is convenient to store. The fixing portion provides support for the charging head, ensuring that the charging head remains stable when not in use, avoiding loosening or falling off of the charging head due to external impact or vibration. When in use, the user can conveniently remove the charging head from the fixing portion and connect the power supply.

[0081] 8. The wireless charger provided in the embodiment of the utility model, the base and the back plate are connected through a damping rotating shaft, and an arc-shaped baffle is arranged on the back plate close to the damping rotating shaft, and a placing groove is arranged on the base corresponding to the arc-shaped baffle. By using the damping rotating shaft, the connection between the base and the back plate can provide smooth and controlled rotation, and the user can easily adjust the angle of the back plate, which is convenient for charging the electronic product by using the first wireless module. The arc-shaped baffle can prevent the over-rotation or deviation of the back plate, avoiding damage to the internal circuit. The cooperation of the arc-shaped baffle and the placing groove makes the base and the back plate more closely attached together, thereby improving the stability and firmness of the overall structure.

[0082] 9. The wireless charger provided in the embodiment of the utility model, the air inlet includes an air outlet opened on the side of the protruding portion and an air inlet facing the base. The air inlet faces the base, and external air is introduced to provide continuous airflow for the heat dissipation module, so that the heat dissipation module can obtain cold air from the outside. The air outlet is located on the side of the protruding portion, and the hot air after heat exchange is discharged through the outlet. This air flow mode forms an air convection channel, which helps to prevent heat accumulation and improve heat dissipation effect.

[0083] 10. The wireless charger provided in the embodiment of the utility model, the back plate is provided with a switch electrically connected with the heat dissipation module. Through the control of the switch, the heat dissipation module can be started or stopped as needed. This makes the heat dissipation process more intelligent, avoiding the continuous operation of the device due to long-term non-heat dissipation, reducing energy consumption.

[0084] The above only describes the preferred embodiments of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement within the principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A wireless charger, characterized by: The base and the back plate are rotatably connected at one end of the base, the back plate oppositely provided with a first wireless charging module and a heat dissipation module, the heat dissipation module including a protruding part protruding from the surface of the back plate, the protruding part provided with an air port, the base provided with a receiving groove corresponding to the protruding part, the back plate and the base rotatably received, the protruding part received in the receiving groove.

2. The wireless charger of claim 1, wherein: The base is further provided with a second wireless charging module, the second wireless charging module including a support plate rotatable relative to the base, a second charging surface corresponding to the second wireless charging module located on the support plate.

3. The wireless charger of claim 2, wherein: The bottom of the receiving groove is provided with a groove, and the support plate is arranged in the groove.

4. The wireless charger of claim 3, wherein: The bottom of the groove is provided with a through hole.

5. The wireless charger of claim 3, wherein: The thickness of the support plate is less than or equal to the depth of the groove.

6. The wireless charger of claim 1, wherein: The base is further provided with a third wireless charging module, and a third charging surface corresponding to the third wireless charging module is arranged on the side of the base facing the back plate.

7. The wireless charger of claim 1, wherein: The base is provided with a charging line, the charging line including a line body and a charging head, the line body telescopically arranged in the base, and a fixed part arranged on the side wall of the base, the charging head detachably arranged on the fixed part.

8. The wireless charger of claim 1, wherein: The base and the back plate are connected by a damping rotating shaft, and the back plate is provided with an arc-shaped baffle near the damping rotating shaft, and the base is provided with a placing groove corresponding to the arc-shaped baffle.

9. The wireless charger of claim 1, wherein: The air port includes an air outlet opening on the circumferential side of the protruding part and an air inlet facing the base.

10. The wireless charger of claim 1, wherein: The back plate is provided with a switch electrically connected to the heat dissipation module.

Images