CN219086836U - Air suction and heat dissipation vehicle-mounted wireless charger - Google Patents

Abstract

The utility model relates to an air suction and heat dissipation vehicle-mounted wireless charger, which comprises a fan seat, a base and a shell, wherein the fan seat and the shell are respectively arranged on the front side and the back side of the base, the base is provided with a mounting part for bearing a PCB, the fan seat and the base are combined to form two first air channels, the two first air channels are respectively arranged on the two sides of the mounting part, two second air channels are formed in positions, corresponding to the two first air channels, of the shell, and the second air channels are communicated with the first air channels to form an air suction channel. The utility model provides a vehicle-mounted wireless charger with high charging speed and good heat dissipation effect.

Description

Air suction and heat dissipation vehicle-mounted wireless charger

Technical Field

The utility model relates to the field of wireless chargers, in particular to an air suction and heat dissipation vehicle-mounted wireless charger.

Background

The vehicle-mounted wireless charger is equipment for charging by adopting an electromagnetic induction principle, and realizes energy transmission by energy coupling through a coil.

The function of the vehicle-mounted wireless charger is considered as a new technology of the vehicle-mounted function, and the wireless charging function brings more convenient intelligent vehicle experience to consumers.

At present, the on-vehicle wireless charger on the market mainly adopts the mode of blowing to enable air to flow so as to achieve the purpose of heat dissipation, and the fan of the on-vehicle wireless charger is generally arranged below a center console, and air-conditioning air does not flow below the center console, so that in summer, the outside temperature is high, hot air blown out by a heat dissipation fan is unfavorable for electronic heat dissipation, and the effect of continuously blowing hot air into a vehicle is influenced by experience, so that a structure for radiating heat from other positions of the wireless charger is needed.

Disclosure of Invention

The utility model aims to provide a vehicle-mounted wireless charger with high charging speed and good heat dissipation effect.

The utility model provides a radiating on-vehicle wireless charger induced drafts, includes fan seat, base and shell, fan seat and shell are located respectively the positive and negative both sides of base, the base has the installation department that is used for bearing the PCB, fan seat combines with the base and forms two first wind channels, two first wind channels are located respectively the both sides of installation department, two second wind channels have been seted up to the shell and two the position that first wind channel corresponds, second wind channel and first wind channel intercommunication form the induced draft channel.

In the scheme, PCB and coil pack are installed on the base, the base is connected with the fan seat of bottom and forms two relative first wind channels, the shell is equipped with two second wind channels, first wind channel and second wind channel are linked together, thereby form two induced draft channels that induced drafts, when on-vehicle wireless charger during operation, the cold wind that the air conditioner blown out in the car blows to the electronic equipment that charges, afterwards the air conditioner wind reachs the fan seat through the second wind channel through first wind channel, the fan seat looses the heat, the radiating on-vehicle wireless charger's that induced drafts simple structure, utilize the cold wind of in-car air conditioner to induced draft and scatter and to carry out the enhancement and experience and feel, two induced draft channels induced draft increase the amount of wind of air, improve radiating efficiency.

Further, two first protruding structures are arranged on the fan seat, and two second protruding structures are arranged at positions of the outer shell, which are opposite to the two first protruding structures.

In the scheme, two first protruding structures of the fan seat are combined with the base to form a first air channel, two edges of the base adjacent to the first protruding structures are fixed through the fastening pieces, the base is tightly connected with the fan seat, the tightness is good, the fan is convenient to suck air to cool the base, a second air channel is formed by penetrating through the middle of two second protruding structures on the shell, and air-conditioning air in the vehicle is sucked into the first air channel through the second air channel.

Further, a fan is installed in the fan seat, and a vent hole is formed in the bottom of the fan seat.

In the above-mentioned scheme, the fan seat is installed in the bottom of base, installs the fan that induced drafts in the fan seat, and PCB and coil pack's heat conduction is to the base, and the fan inhales the wireless charger of on-vehicle with the air conditioner wind in the car and dispels the heat to the body of the electronic equipment and the wireless charger of on-vehicle being charged, and the heat distributes to outside from the bottom of fan seat.

Further, two sides of the base corresponding to the first protruding structure are provided with two turnover baffles, and the baffles are in contact with the inclined edges of the first protruding structure.

In the above-mentioned scheme, two baffles of base combine with the first protruding structure of fan seat to form two first wind channels, and the cold wind of air conditioner blows to the fan seat through first wind channel, and structural design of base and fan seat is ingenious to fan seat and base all are easy to process, can reduce the cost of production, and two first wind channels can accelerate thermal giving off.

Further, bosses for connecting the housing are provided at four corners of the base.

In the scheme, electronic components with different heights are arranged on the PCB, in order to avoid interference between the PCB and the base, bosses are formed at four corners of the base, screw holes are formed in the bosses, a coil assembly is connected to the PCB, a fastener penetrates through a supporting frame of the coil assembly and the PCB to fix the coil assembly and the PCB on the base, heat of the coil assembly and the PCB is conducted to the base during operation of the vehicle-mounted wireless charger, and a fan below the base dissipates heat of the base.

Further, the anti-slip device also comprises an anti-slip pad, wherein the anti-slip pad is arranged on the shell, and a plurality of heat dissipation holes are formed in the anti-slip pad.

In the scheme, the anti-slip pad is of a cover-shaped structure, a certain space is reserved in the middle of the anti-slip pad, a plurality of radiating holes are formed in the anti-slip pad to facilitate cold air entering, the first protruding structure and the second protruding structure are connected to form two double-suction air channels to suck air, when the vehicle-mounted wireless charger works, the electronic equipment can generate heat, and cold air of an air conditioner in the vehicle enters the space between the anti-slip pad and the shell through the radiating holes to radiate the electronic equipment.

Further, the first protruding structure and the second protruding structure are both provided with steps, and the first protruding structure is connected with the second protruding structure in an interference fit mode.

In the scheme, the first protruding structure is close to the inner side of the connecting plate and is provided with a step protruding towards the direction of the outer cover, and the second protruding structure and the position corresponding to the first protruding structure are provided with a sunken step, so that the first protruding structure and the second protruding structure are connected in interference fit to form a closed air suction channel, and air suction and heat dissipation of the fan are facilitated.

Further, grooves are formed in two sides, close to the second protruding structures, of the outer shell.

In the scheme, the shell cover is arranged on the base, two grooves are formed in the shell, the grooves are in butt joint with the side wall of the fan seat during installation, the connection of the first protruding structure and the second protruding structure is prevented from being influenced by the interference of the shell and the fan, and meanwhile, the empty avoidance groove is formed in one side, opposite to the step, of the second protruding structure, interference with the baffle is avoided, the structural design of the shell is ingenious, the sealing performance of the double air channels is high, and the air suction and heat dissipation capacity can be enhanced.

The air suction and heat dissipation vehicle-mounted wireless charger has at least the following beneficial effects:

first, the charging speed is fast, and the cold wind of absorbing the interior air conditioner of car cools down electronic equipment of on-vehicle wireless charger during operation, also dispels the heat to on-vehicle wireless charger simultaneously to improve on-vehicle wireless charger's charging efficiency.

Second, the radiating effect is good, and the double-suction air duct carries out induced draft radiating, so that the resistance of an air duct system is reduced, the air inlet quantity is increased, and the radiating effect is enhanced.

Thirdly, use experience is good, and cold air of directly utilizing the in-car air conditioner dispels the heat to electronic equipment and on-vehicle wireless charger, for blowing the heat dissipation, induced draft heat dissipation can let the driver feel more comfortable with the bottom of fan seat with wind dispelling out.

Drawings

Fig. 1 is an explosion diagram of an air-suction heat-dissipation vehicle-mounted wireless charger according to the scheme.

Fig. 2 is a cross-sectional view of an air-suction and heat-dissipation vehicle-mounted wireless charger according to the scheme.

Fig. 3 is a schematic diagram of a combined structure of an air-suction and heat-dissipation vehicle-mounted wireless charger according to the scheme.

Fig. 4 is a schematic diagram of a fan base structure in an embodiment.

Fig. 5 is an assembly schematic diagram of a fan base and a base in an embodiment.

Fig. 6 is a schematic view of a housing structure in an embodiment.

Reference numerals illustrate: 100. a fan base; 2. a fan; 30. a base; 4. a PCB; 5. a coil assembly; 60. a housing; 70. an anti-slip pad; 8. a first air duct; 9. a second air duct; 10. an air suction duct; 11. a first bump structure; 12. a second bump structure; 13. a step; 101. a vent hole; 31. a baffle; 32. a boss; 61. a groove; 71. and the heat dissipation holes.

Detailed Description

The air suction and heat dissipation vehicle-mounted wireless charger of the utility model will be described in further detail below with reference to specific embodiments and drawings.

As shown in fig. 1 to 3, in a preferred embodiment, the vehicle-mounted wireless air suction and heat dissipation charger of the present utility model includes a fan base 100, a base 30 and a housing 60, wherein the fan base 100 and the housing 60 are respectively disposed on two opposite sides of the base 30, the base 30 has a mounting portion for carrying the PCB4 and the coil assembly 5, the fan base 100 and the base 30 are combined to form two first air channels 8, the two first air channels 8 are respectively disposed on two sides of the mounting portion, two second air channels 9 are disposed on positions of the housing 60 corresponding to the two first air channels 8, and the second air channels 9 are communicated with the first air channels 8 to form an air suction channel 10. The PCB4 and the coil assembly 5 are installed on the base 30, the base 30 is connected with the fan seat 100 at the bottom to form two opposite first air channels 8, the shell 60 is provided with two second air channels 9, the first air channels 8 are communicated with the second air channels 9, so that two induced draft channels 10 for air draft are formed, when the vehicle-mounted wireless charger works, cold air blown by an air conditioner in a vehicle blows to charged electronic equipment, then air-conditioned air passes through the second air channels 9, the first air channels 8 reach the fan seat 100, the fan seat 100 dissipates heat, the structure of the vehicle-mounted wireless charger for air draft and heat dissipation is simple, the air draft and heat dissipation performance of the cold air of the air conditioner in the vehicle are utilized to enhance the experience, the air draft quantity of the air draft is increased by the two induced draft channels 10, and the heat dissipation efficiency is improved.

As shown in fig. 4, in some embodiments, two first protruding structures 11 are provided on the fan base 100, and two second protruding structures 12 are provided at positions of the housing 60 opposite to the two first protruding structures 11. Two first protruding structures 11 of fan seat 100 combine together with base 30 to form first wind channel 8, base 30 and two adjacent limits of first protruding structure 11 pass through the fastener to be fixed, base 30 and fan seat 100 close connection leakproofness are good, the fan 2 of being convenient for induced drafts and dispel the heat to base 30, link up in the middle of two second protruding structures 12 on the shell 60 and form second wind channel 9, the air conditioner wind in the car is first by the first wind channel 8 of second wind channel 9 suction entering, directly utilize the cold wind of in-car air conditioner to dispel the heat to electronic equipment and on-vehicle wireless charger, experience has been strengthened.

As shown in fig. 4, in some embodiments, the fan 2 is installed in the fan base 100, and the bottom of the fan base 100 is provided with a ventilation hole 101. The fan seat 100 is installed in the bottom of base 30, installs the fan 2 that induced drafts in the fan seat 100, and the heat conduction of PCB4 and coil pack 5 is to base 30, and the fan 2 inhales the air conditioner wind in the car and carries wireless charger and dispels the heat to the electronic equipment that is charging and the body of on-vehicle wireless charger, and the heat gives off to outside from the bottom of fan seat 100, thereby fan 22 inhales the cold wind to the below of base 3030 through double suction duct 1010 and reduces the temperature of base 3030.

As shown in fig. 5, in some embodiments, two turned baffles 31 are disposed on two sides of the base 30 corresponding to the first protrusion 11, and the baffles 31 contact with the oblique sides of the first protrusion 11. The two baffles 31 of the base 30 and the first protruding structures 11 of the fan base 100 are combined to form two first air channels 8, cold air of an air conditioner is blown to the fan base 100 through the first air channels 8, the structural design of the base 30 and the fan base 100 is ingenious, the fan base 100 and the base 30 are easy to process, production cost can be reduced, and the two first air channels 8 can accelerate heat dissipation, so that charging efficiency is improved.

As shown in fig. 1 and 5, in some embodiments, four corners of the base 30 are provided with bosses 32 for connecting to the housing 60. Install the different electronic components of height on the PCB4, in order to avoid PCB4 to interfere with base 30, make boss 32 with the four corners of base 30, be equipped with the screw hole on the boss 32, be connected with coil pack 5 on the PCB4, the fastener passes coil pack 5's support frame and PCB4 and fixes coil pack 5 and PCB4 on base 30, the heat conduction of coil pack 5 and PCB4 is to base 30 at on-vehicle wireless charger during operation, the fan 2 of base 30 below dispels the heat to base 30.

As shown in fig. 1 and 3, in some embodiments, the air-suction heat-dissipation vehicle-mounted wireless charger further includes a non-slip mat 70, wherein the non-slip mat 70 is mounted on the housing 60, and a plurality of heat dissipation holes 71 are formed in the non-slip mat 70. The anti-skid pad 70 is of a cover-shaped structure, a certain space is reserved in the middle of the anti-skid pad 70 arranged on the shell 60, a plurality of heat dissipation holes 71 are formed in the anti-skid pad 70 so as to facilitate cold air to enter, the first air duct 8 and the second air duct 9 are connected to form two double-suction air ducts 10 for suction, when the vehicle-mounted wireless charger works, electronic equipment can generate heat, cold air of an air conditioner in the vehicle enters the space between the anti-skid pad 70 and the shell 60 through the heat dissipation holes 71 to dissipate heat of the electronic equipment, part of cold air reaches the base 30 through the double-suction air ducts 10, and finally the heat is discharged through the bottom of the fan base 100, so that the vehicle-mounted wireless charger and the electronic equipment can be simultaneously cooled, and the charging efficiency is improved.

As shown in fig. 4 to 6, in some embodiments, the first protrusion 11 and the second protrusion 12 are connected by providing a step 13, and the first protrusion 11 is connected with the second protrusion 12 by interference fit. The first protruding structure 11 is provided with a step 13 protruding towards the direction of the outer cover near the inner side of the connecting plate 122, and the second protruding structure 12 is provided with a recessed step 13 at the position corresponding to the first protruding structure 11, so that the first protruding structure 11 and the second protruding structure 12 are connected in interference fit to form a closed air suction channel 10, and air suction and heat dissipation of the fan 2 are facilitated.

As shown in fig. 5, in some embodiments, the housing 60 is provided with grooves 61 adjacent to both sides of the second projection structure 12. The shell 60 lid is established on the base 30, opens two recesses 61 on the shell 60, and recess 61 and fan 2's first protruding structure 11 looks butt during the installation avoids shell 60 to interfere with fan 2 and influences the connection of first protruding structure 11 and second protruding structure 12, is equipped with the space avoidance groove simultaneously in the side that second protruding structure 12 is opposite with step 13, avoids interfering with baffle 31, and the structural design of shell 60 is ingenious, and the leakproofness in two wind channels is strong, can strengthen the radiating ability of induced drafting.

According to the working principle and the working process of the air suction and heat dissipation vehicle-mounted wireless charger, a PCB4 and a coil assembly 5 are installed on a base 30, an outer cover is covered on the base 30, an anti-slip pad 70 is installed on the outer cover, a fan seat 100 and a fan 2 are installed at the bottom of the base 30, a first protruding structure 11 is arranged on the fan seat 100, the first protruding structure 11 is connected with a baffle 31 to form a first air channel 8, a second protruding structure 12 is arranged at the bottom of a shell 60, a second air channel 9 is formed in the second protruding structure 12, the second air channel 9 is communicated with the first air channel 8, so that two air suction channels 10 are formed, the fan 2 sucks cold air in a vehicle into a space between the anti-slip pad 70 and the shell 60 through a heat dissipation hole 71, heat dissipation is conducted on electronic equipment on the anti-slip pad 70, part of the cold air reaches the bottom of the base 30 through the double air channels, heat dissipation is conducted on the vehicle-mounted wireless charger, and finally heat is discharged through a ventilation hole 101 of the fan seat 100.

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

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; 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 radiating on-vehicle wireless charger induced drafts, its characterized in that, includes fan seat, base and shell, fan seat and shell are located respectively the positive and negative both sides of base, the base has the installation department that is used for bearing the weight of PCB, fan seat and base combine to form two first wind channels, two first wind channels are located respectively the both sides of installation department, two second wind channels have been seted up to the shell and two the position that first wind channel corresponds, second wind channel and first wind channel intercommunication form the induced draft channel.

2. The air suction and heat dissipation vehicle-mounted wireless charger according to claim 1, wherein the fan seat is provided with two first protruding structures, and the position of the shell opposite to the two first protruding structures is provided with two second protruding structures.

3. The air suction and heat dissipation vehicle-mounted wireless charger according to claim 2, wherein two turnover baffles are arranged on two sides of the base corresponding to the first protruding structure, and the baffles are in contact with the inclined edges of the first protruding structure.

4. The air-suction and heat-dissipation vehicle-mounted wireless charger according to claim 1, wherein a fan is installed in the fan seat, and a vent hole is formed in the bottom of the fan seat.

5. The air-draft and heat-dissipation vehicle-mounted wireless charger according to claim 4, wherein four corners of the base are provided with bosses for connecting the housing.

6. The air-draft and heat-dissipation vehicle-mounted wireless charger according to claim 1, further comprising an anti-slip pad mounted on the housing, wherein the anti-slip pad is provided with a plurality of heat dissipation holes.

7. The air-draft and heat-dissipation vehicle-mounted wireless charger according to claim 2, wherein the first protruding structure and the second protruding structure are provided with steps, and the first protruding structure is in interference fit connection with the second protruding structure.

8. The air-draft and heat-dissipation vehicle-mounted wireless charger according to claim 1, wherein grooves are formed in two sides of the housing, which are close to the second protruding structures.

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