CN220857709U - Wireless charger with prompt function - Google Patents

Abstract

The utility model relates to a wireless charger with a prompt function, which comprises an upper cover and a base which are matched, wherein a prompt module, a charging module and a heat dissipation module are sequentially arranged between the upper cover and the base from top to bottom, the prompt module comprises a light guide component and a light emitting source, the upper cover is provided with at least two light emitting holes, a light emitting end and a light entering end of the light guide component are respectively connected with the light emitting holes and the light emitting source, the heat dissipation module comprises a radiator and an air blast piece, the radiator and the air blast piece are both arranged on the base, and the radiator is abutted with the charging module. Compared with the prior art, the utility model has the advantages of real-time prompt, good heat dissipation performance and the like.

Description

Wireless charger with prompt function

Technical Field

The utility model relates to the field of charging equipment, in particular to a wireless charger with a prompt function.

Background

In recent years, with the popularization of wireless charging of mobile equipment, the convenience and safety of the mobile equipment are gradually recognized, the wireless charging has gradually replaced wired charging to become a trend, and vehicle-mounted wireless charging has been widely applied; along with the development of the mobile phone market, the mobile phone specification size is various, and the charger size is fixed, so that the problem that the matching performance of some mobile phones is poor during charging is necessarily solved, the charging condition is abnormal, and a user is uncertain whether the mobile phone is in a charging state or not when placing the mobile phone for charging.

At present, conventional wireless charger does not set up the structure that is used for the suggestion and reminds the user, the user is placing the cell-phone and is charging, uncertain charger is in normal operating condition, in addition, owing to do not have suggestion structure, when charging unusual, also do not have any suggestion, the user can not in time discover the unusual that appears, lead to having certain potential safety hazard, it still probably can harm the cell-phone battery to come down for a long time, influence user's use experience, in addition, current wireless charger adopts forced air cooling heat dissipation generally, dispel the heat through built-in fan promptly, and because each part in the unable even blowing charger of forced air cooling mode, inside circuit plate structure can not be fine carry out heat exchange with the external world, lead to heat to pile up in one side of circuit board easily, make the local intensification of circuit board, thereby lead to overheat protection, unable normal charge, heat dispersion is relatively poor.

Disclosure of utility model

The utility model aims to provide a wireless charger with a prompt function, which has the advantages of real-time prompt and good heat dissipation performance.

The utility model provides a take prompt facility's wireless charger, includes matched with upper cover and base, including top-down between upper cover and the base in proper order the suggestion module that sets gradually, module and the heat dissipation module charge, the suggestion module includes light guide assembly and luminous source, the upper cover is equipped with two at least light-emitting holes, light-emitting end and the income light end of light guide assembly respectively with light-emitting hole and luminous source are connected, the heat dissipation module includes radiator and blast air spare, radiator and blast air spare are all installed on the base, the radiator with the module butt charges.

In the technical scheme, the wireless charger comprises an upper cover and a base, wherein the upper cover and the base are mutually matched and can be assembled, a prompt module, a charging module and a heat dissipation module which are sequentially arranged from top to bottom are arranged between the upper cover and the base, the prompt module comprises a light guide component and a light emitting source, the light emitting source is electrically connected with the charging module, the light emitting component can emit light according to a set mode according to the current condition during charging, the light guide component can conduct light guide, the light emitted by the light emitting source is transmitted to light emitting holes on the surface of the upper cover, at least two light emitting holes are arranged, the current charging state and the current charging condition of a user can be prompted according to the light emitting conditions of the light emitting holes, such as Shan Liang, double flash, stroboscopic and the like, and through the prompt module, the current charging of the user can be prompted in real time whether the current charging is abnormal or not, the user can timely find and disconnect the current charging is performed when the charging is abnormal, the risk caused by no-load or current abnormality is avoided, and the safety is high; the heat dissipation module comprises a radiator and an air blast piece, wherein the radiator and the air blast piece are respectively arranged on the base and are respectively positioned on two sides of the base, the radiator is abutted against the charging module above, the radiator is made of a material with good heat conduction performance, the charging module is radiated in a heat transfer mode, overheat protection caused by overhigh temperature of the charging module is avoided, the air blast piece forcedly radiates the charging module in an air cooling mode, and therefore the heat dissipation speed and the charging efficiency are effectively improved.

Further, as a preferable technical scheme, the light guide assembly comprises a light guide seat, wherein a protruding portion is arranged on the light guide seat, and the protruding portion is inserted into the light outlet.

In the above technical scheme, the light guide assembly comprises a light guide seat, the light guide seat is made of an optical material with light guide performance and has a light transmission function, a protruding part is arranged on the light guide seat and is matched with the light outlet, and the protruding part is inserted into the light outlet, so that the position of the light outlet can emit light, and a prompt function is realized.

Further, as an optimized technical scheme, the LED display device further comprises a switch key, wherein a key groove for installing the switch key is formed in the light guide seat, and a key hole for the switch key to pass through is formed in one side of the light emitting hole.

Among the above-mentioned technical scheme, the light guide subassembly still includes the switch button, and the switch button sets up the button inslot on the light guide seat, and the upper cover surface is located one side of light-emitting hole and is equipped with the key hole, and the key hole is worn to locate by the switch button, and the switch button is used for starting or closing wireless charger, can in time close when not using, avoids the risk that wireless charger idle load charges brought.

Further, as a preferred technical scheme, the charging module includes a circuit board and a coil assembly, the coil assembly is disposed on the circuit board, and the light emitting source is mounted on the circuit board and is electrically connected with the circuit board.

In the above technical scheme, the charging module comprises a circuit board and a coil assembly, the coil assembly is arranged on the circuit board, the change of magnetic flux of the coil assembly is controlled through the circuit board, and pressure drop is formed corresponding to the magnetic flux of the coil in the mobile phone, so that the mobile phone is charged, the luminous source is arranged at the edge of the circuit board and is electrically connected with the circuit board, so that light is emitted, and the light guide seat is covered on the luminous source and is used for guiding light.

Further, as an optimized technical scheme, the circuit board comprises a shielding component, wherein the shielding component comprises a filter board, and a flat cable group used for connecting the circuit board is arranged on the filter board.

Among the above-mentioned technical scheme, shielding assembly includes the filter plate, and the filter plate passes through winding displacement group and is connected with the circuit board and form the passageway, and the filter plate surface is equipped with thermistor for control coil assembly temperature, be convenient for adjust the strategy of charging, in addition, shielding assembly can also shield electromagnetic interference in the wireless charger, avoids wireless charger to cause the influence to other electronic component of whole car.

Further, as an optimal technical scheme, the bottom of the circuit board is provided with a plurality of heat conduction silica gel, and the heat conduction silica gel is respectively abutted with the circuit board and the radiator.

In the above technical scheme, circuit board bottom is equipped with a plurality of heat conduction silica gel, and the both ends face of heat conduction silica gel respectively with circuit board and radiator looks butt for through the heat transfer speed between circuit board and the radiator, promotes the radiating effect.

Further, as a preferable technical scheme, the base is provided with a hollow structure, and the hollow structure is positioned below the radiator and the air blowing piece.

Among the above-mentioned technical scheme, open on the base has hollow out construction, and hollow out construction corresponds the position of radiator and blast air spare, distributes on the base, through hollow out construction, makes the one side and the circuit board butt of radiator, another side and external environment direct contact for the heat can give off fast, avoids the heat to pile up inside wireless charger, simultaneously, can also improve the inside air flowability of wireless charger, promotes the radiating effect of blast air spare.

Further, as a preferable technical scheme, the surface of the upper cover is provided with a placing groove for placing the charging equipment, two sides of the placing groove extend towards the edge of the upper cover, and the surface of the placing groove is provided with a hollowed-out calibration structure.

In the above technical scheme, the upper surface of upper cover is equipped with the standing groove that is used for placing cell-phone or other battery charging outfit, the both sides of standing groove face upward the upper cover edge and extend, form open area, the cell-phone of conveniently taking out the placing of user, the surface of standing groove is equipped with the calibration structure of fretwork, the calibration structure is located directly over the coil pack in the wireless charger, can guide the customer can be more accurate when placing the cell-phone, make the coil of cell-phone and the coil of wireless charger keep the alignment in the middle, avoid the cell-phone to place inaccurately or place at coil pack's edge, cause the blind area that charges, make the cell-phone intermittent or uncharged, through the calibration structure, can effectively improve wireless charger's charging efficiency, shorten the charging time, increase customer's use experience.

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

According to the application, the prompt module can emit light according to a set mode according to the current condition during charging, such as Shan Liang, double flashing, stroboscopic and other modes to prompt the current charging state and charging condition of the user, and through the prompt module, whether the current charging of the user is abnormal or not can be prompted in real time, so that the user can timely find and disconnect the charging when the charging is abnormal, the risk caused by no-load or abnormal current of the wireless charger is avoided, and the safety is high.

The wireless charger has the advantages that the heat dissipation performance is good, the heat dissipation module comprises the heat radiator and the air blast piece, the heat dissipation is carried out on the charging module together through the combination of two different heat dissipation modes, the heat dissipation speed is high, the effect is good, the heat dissipation performance of the wireless charger is effectively improved, and the whole circuit is protected.

Drawings

Fig. 1 is an exploded view of a wireless charger according to an embodiment.

Fig. 2 is an enlarged view of the position a in fig. 1.

Fig. 3 is a perspective view of a wireless charger according to an embodiment.

Fig. 4 is a bottom view of the wireless charger of fig. 3.

Fig. 5 is a schematic structural diagram of the light guide assembly according to the present application.

Reference numerals in the drawings illustrate:

10-an upper cover; 11-a light outlet hole; 12-a key hole; 13-placing grooves; 14-a calibration structure; 20-a light guide assembly; 21-a light guide seat; 22-a boss; 23-pressing a key groove; 24-switching keys; 30-a filter plate; 31-a flat cable set; a 40-coil assembly; 50-a circuit board; 51-a light emitting source; 60-a heat sink; 61-an air blast; 70-a base; 71-hollow structure.

Detailed Description

The wireless charger with the prompt function of the utility model will be described in further detail below with reference to specific embodiments and drawings.

Referring to fig. 1 to 5, in a preferred embodiment of the present utility model, a wireless charger with a prompt function includes a top cover 10 and a base 70, wherein a prompt module, a charging module and a heat dissipation module are sequentially disposed between the top cover 10 and the base 70 from top to bottom, the prompt module includes a light guiding component 20 and a light emitting source 51, the top cover 10 is provided with at least two light emitting holes 11, a light emitting end and a light entering end of the light guiding component 20 are respectively connected with the light emitting holes 11 and the light emitting source 51, the heat dissipation module includes a heat radiator 60 and an air blast piece 61, the heat radiator 60 and the air blast piece 61 are both installed on the base 70, and the heat radiator 60 is abutted to the charging module.

In this embodiment, the application relates to a wireless charger, including an upper cover 10 and a base 70, where the upper cover 10 and the base 70 are mutually matched and can be assembled, a prompt module, a charging module and a heat dissipation module are sequentially set from top to bottom between the upper cover 10 and the base 70, the prompt module includes a light guide component 20 and a light emitting source 51, the light emitting source 51 is electrically connected with the charging module, and can emit light according to a set mode according to the current condition during charging, the light guide component 20 can guide light, and transmit the light emitted by the light emitting source 51 to the light emitting holes 11 on the surface of the upper cover 10, where at least two light emitting holes 11 are provided, and the current charging state and charging condition of a user can be prompted according to the light emitting conditions of the light emitting holes 11, such as Shan Liang, double flash, stroboscopic and the like, and through the prompt module, the current charging of the user can be prompted in real time whether there is an abnormality, so that the user can find and disconnect in time when the charging is abnormal, the wireless charger or no load caused by the current abnormality is avoided, and the safety is high; the heat dissipation module comprises a heat radiator 60 and an air blast piece 61, wherein the heat radiator 60 and the air blast piece 61 are both arranged on a base 70 and are respectively positioned on two sides of the base 70, the heat radiator 60 is abutted against a charging module above, the heat radiator 60 is made of a material with good heat conduction performance, the charging module is dissipated in a heat transfer mode, overheat protection of the charging module due to overhigh temperature is avoided, the air blast piece 61 is used for forcedly dissipating heat of the charging module in an air cooling mode, and therefore the heat dissipation speed and the charging efficiency are effectively improved.

Preferably, in the present embodiment, the light emitting holes 11 are provided in 2, wherein the light emitting colors of the 2 light emitting holes 11 are amber and green, respectively.

Specifically, in this embodiment, the specific prompting manner of the wireless charger is as follows: when the wireless charger is used, firstly, the mobile phone is placed in the placement groove 13, the switch key 24 is pressed, the circuit is switched on, the MCU on the circuit board 50 starts to identify the mobile phone, the wireless charger and the mobile phone start to be paired, and after the pairing is successful, the MCU controls the light-emitting source 51 to emit light; in the running process, when the battery is in normal charge, the amber Kong Liang is started, and the green hole is not bright; if the charging is abnormal, the two light emitting holes 11 flash at the same time, so as to prompt the user of the abnormal charging; when the mobile phone is fully charged, the green and amber indicator lights are turned on simultaneously to prompt the user to pick up the mobile phone.

Referring to fig. 1 to 5, in a preferred embodiment of the present utility model, the light guide assembly 20 includes a light guide seat 21, a protrusion 22 is disposed on the light guide seat 21, and the protrusion 22 is inserted into the light exit hole 11.

In this embodiment, the light guide assembly 20 includes a light guide seat 21, where the light guide seat 21 is made of an optical material with light guide performance, and has a function of transmitting light, and the light guide seat 21 is provided with a protrusion 22, where the protrusion 22 is matched with the light outlet 11 and inserted into the light outlet 11, so that the position of the light outlet 11 can emit light, thereby realizing a prompt function; in the present embodiment, specifically, 2 protrusions 22 are provided so as to correspond to 2 light exit holes 11.

Referring to fig. 1 to 5, in a preferred embodiment of the present utility model, the light guide seat 21 further includes a switch button 24, a button slot 23 for installing the switch button 24 is provided on the light guide seat, and a button hole 12 through which the switch button 24 passes is provided on one side of the light emitting hole 11.

In this embodiment, the light guide assembly 20 further includes a switch button 24, the switch button 24 is disposed in a button slot 23 on the light guide seat 21, a button hole 12 is disposed on one side of the surface of the upper cover 10, which is located on the light emitting hole 11, the switch button 24 is disposed through the button hole 12, and the switch button 24 is used for starting or closing the wireless charger, so that the wireless charger can be timely closed when not in use, and the risk caused by no-load charging of the wireless charger is avoided.

Referring to fig. 1, in a preferred embodiment of the present utility model, the charging module includes a circuit board 50 and a coil assembly 40, the coil assembly 40 is disposed on the circuit board 50, and the light emitting source 51 is mounted on the circuit board 50 and electrically connected to the circuit board 50.

In this embodiment, the charging module includes a circuit board 50 and a coil assembly 40, the coil assembly 40 is mounted on the circuit board 50, the change of the magnetic flux of the coil assembly 40 is controlled by the circuit board 50, and a voltage drop is formed corresponding to the magnetic flux of the coil in the mobile phone, so as to charge the mobile phone, the light emitting source 51 is mounted at the edge of the circuit board 50 and electrically connected with the circuit board 50, so as to emit light, and the light guide seat 21 is covered on the light emitting source 51 for guiding light.

Referring to fig. 1, in a preferred embodiment of the present utility model, a shielding assembly is further included, the shielding assembly includes a filter board 30, and a flat cable 31 for connecting the circuit board 50 is disposed on the filter board 30.

In this embodiment, the shielding component includes a filter board 30, where the filter board 30 is connected to the circuit board 50 through a flat cable 31 to form a channel, and a thermistor is disposed on the surface of the filter board 30 to monitor the temperature of the coil component 40, so as to facilitate adjustment of the charging strategy.

Referring to fig. 1, in a preferred embodiment of the present utility model, a plurality of heat conductive silica gel is disposed at the bottom of the circuit board 50, and the heat conductive silica gel is respectively abutted against the circuit board 50 and the heat sink 60.

In this embodiment, preferably, a plurality of heat-conducting silica gel (located at the bottom of the circuit board 50 and not shown in the figure) is disposed at the bottom of the circuit board 50, and two end surfaces of the heat-conducting silica gel are respectively abutted against the circuit board 50 and the radiator 60, so that the heat transfer speed between the circuit board 50 and the radiator 60 is increased and the heat dissipation effect is improved.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the base 70 is provided with a hollowed-out structure 71, and the hollowed-out structure 71 is located below the heat sink 60 and the blower 61.

In this embodiment, the base 70 is provided with the hollow structure 71, the hollow structure 71 corresponds to the positions of the radiator 60 and the air blast member 61, and is distributed on the base 70, and one surface of the radiator 60 is abutted to the circuit board 50 through the hollow structure 71, and the other surface is in direct contact with the external environment, so that heat can be rapidly dissipated, the heat is prevented from being accumulated inside the wireless charger, meanwhile, the air flowability inside the wireless charger can be improved, and the heat dissipation effect of the air blast member 61 is improved.

Preferably, in the present embodiment, 2 hollowed structures 71 are provided below the radiator 60 and the blower 61, respectively, to help to dissipate heat.

Referring to fig. 1 to 3, in a preferred embodiment of the present utility model, a placement groove 13 for placing a charging device is provided on the surface of the upper cover 10, two sides of the placement groove 13 extend toward the edge of the upper cover 10, and a hollowed-out calibration structure 14 is provided on the surface of the placement groove 13.

In this embodiment, the upper surface of upper cover 10 is equipped with the standing groove 13 that is used for placing cell-phone or other battery charging outfit, the both sides of standing groove 13 face upward and cover 10 edge extension, form open area, make things convenient for the user to take out the cell-phone of placing, the surface of standing groove 13 is equipped with the calibration structure 14 of fretwork, calibration structure 14 is located directly over the coil pack 40 in the wireless charger, can guide the customer can be more accurate when placing the cell-phone, make the coil of cell-phone and the coil of wireless charger keep the alignment in the middle, avoid the cell-phone to place inaccurately or place at coil pack 40's edge, cause the blind area that charges, make the cell-phone intermittent or not charge, through calibration structure 14, can effectively improve wireless charger's charging efficiency, reduce the charge time, increase customer's use experience.

In the description of the present utility model, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, in the description of the present utility model, the meaning of "several", "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; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the 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.

While the utility model has been described in conjunction with the specific embodiments above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are included within the spirit and scope of the following claims.

Claims (8)

1. The utility model provides a take prompt facility's wireless charger, includes matched with upper cover and base, its characterized in that, including top-down between upper cover and the base in proper order the suggestion module, charge module and heat dissipation module, the suggestion module includes light guide assembly and luminous source, the upper cover is equipped with two at least light-emitting holes, light-emitting end and the income light end of light guide assembly respectively with light-emitting hole and luminous source are connected, heat dissipation module includes radiator and blast air spare, radiator and blast air spare are all installed on the base, the radiator with charge module butt.

2. The wireless charger with a prompt function according to claim 1, wherein the light guide assembly comprises a light guide seat, a protruding portion is arranged on the light guide seat, and the protruding portion is inserted into the light outlet.

3. The wireless charger with a prompt function according to claim 2, further comprising a switch key, wherein the light guide seat is provided with a key groove for installing the switch key, and one side of the light emergent hole is provided with a key hole for the switch key to pass through.

4. The wireless charger with a prompt function according to claim 1, wherein the charging module comprises a circuit board and a coil assembly, the coil assembly is arranged on the circuit board, and the light emitting source is arranged on the circuit board and is electrically connected with the circuit board.

5. The wireless charger with a prompt function according to claim 4, further comprising a shielding assembly, wherein the shielding assembly comprises a filter board, and a flat cable group for connecting the circuit board is arranged on the filter board.

6. The wireless charger with a prompt function according to claim 4, wherein a plurality of heat conducting silica gel is arranged at the bottom of the circuit board, and the heat conducting silica gel is respectively abutted against the circuit board and the radiator.

7. The wireless charger with a prompt function according to claim 1, wherein the base is provided with a hollowed-out structure, and the hollowed-out structure is positioned below the radiator and the air blast piece.

8. The wireless charger with a prompt function according to claim 1, wherein a placing groove for placing charging equipment is formed in the surface of the upper cover, two sides of the placing groove extend towards the edge of the upper cover, and a hollowed-out calibration structure is arranged on the surface of the placing groove.