CN213937515U

CN213937515U - Magnetic suction type charger

Info

Publication number: CN213937515U
Application number: CN202120072600.4U
Authority: CN
Inventors: 原超杰
Original assignee: Shenzhen Youkaibo Technology Co ltd
Current assignee: Shenzhen Youkaibo Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-08-10
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a formula charger is inhaled to magnetism, wireless charging device in including the casing with locating the casing, the below of casing is equipped with magnetism and inhales the device, magnetism inhales the device and locates the adjacent position of wireless charging device, wireless charging device's top is equipped with heat abstractor. The magnetic attraction device is arranged in the shell, when the electronic equipment needs to be charged, the charger can be directly placed on the back of the electronic equipment, and the charger is directly attached (namely magnetically attracted) under the cooperation of the magnetic attraction device or through an intermediate part (such as a magnetic protective sleeve), so that the electronic equipment can be charged at any time; meanwhile, a heat dissipation device is arranged above the wireless charging device, so that the charger can dissipate heat at any time when in use, and the wireless charging device can keep a preset temperature; the cooperation through magnetism device and heat abstractor makes the charger more convenient when daily use, and safer, has improved user's experience and has felt.

Description

Magnetic suction type charger

Technical Field

The utility model relates to an electronic equipment auxiliary device field, in particular to formula charger is inhaled to magnetism.

Background

The wireless charger is a device which utilizes the principle of electromagnetic induction to charge, the principle is similar to that of a transformer, a coil is respectively arranged at a transmitting end and a receiving end, the coil at the transmitting end sends out an electromagnetic signal to the outside under the action of electric power, and the coil at the receiving end receives the electromagnetic signal and converts the electromagnetic signal into current, so that the purpose of wireless charging is achieved. The wireless charging technology is a special power supply mode, does not need a power line, depends on electromagnetic wave propagation, converts electromagnetic wave energy into electric energy, and finally realizes wireless charging.

The wireless charger generally needs to place the electronic device (such as a tablet or a mobile phone) at a corresponding position, but when the wireless charger needs to be used, the electronic device cannot be charged once being separated from the corresponding position, and the wireless charger is inconvenient to use. Meanwhile, when wireless charging is used, due to the factor of electromagnetic induction, heating between the wireless charger and the electronic equipment cannot be avoided, and even if a temperature control chip is arranged, the charging state can be cut off, but certain damage can be caused to the battery and the wireless charger.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a formula charger is inhaled to magnetism aims at making wireless charger conveniently charge, can use at any time, and effectively reduces the temperature when charging, avoids damaging wireless charger or electronic equipment.

In order to achieve the above object, the utility model provides a formula charger is inhaled to magnetism, including the casing with locate the wireless charging device in the casing, the below of casing is equipped with magnetism and inhales the device, magnetism is inhaled the device and is located the adjacent position of wireless charging device, wireless charging device's top is equipped with heat abstractor.

Preferably, the magnetic attraction device is a magnet arranged at the bottom of the shell, and the magnet is distributed in a ring shape.

Preferably, wireless charging device includes the coil and the first PCB board that is connected with the coil, the bottom laminating of coil and casing, magnet distributes along the periphery of coil, the top of coil is located to first PCB board.

Preferably, the magnet is arc-shaped and is provided with a plurality of, and a plurality of magnet intervals set up.

Preferably, a support frame is further arranged between the magnet and the coil.

Preferably, the heat dissipation device comprises a heat conduction piece, a refrigeration wafer and a second PCB connected with the refrigeration wafer, the second PCB is provided with a power port extending out of the shell, the first PCB is electrically connected with the second PCB, and the upper wall and the lower wall of the heat conduction piece are respectively attached to the refrigeration wafer and the first PCB.

Preferably, the heat conducting member comprises a cold conducting plate with a clamping position in the middle and a copper sheet, and the copper sheet is arranged in the clamping position.

Preferably, a heat dissipation plate is further arranged above the first PCB, and the heat dissipation plate is attached to the refrigeration wafer.

Preferably, the heat dissipation plate is black, and bumps arranged at intervals are arranged above the heat dissipation plate.

Preferably, a fan is arranged above the heat dissipation plate and connected with the second PCB.

The technical scheme of the utility model is that the magnetic attraction device is arranged in the shell, when the electronic equipment needs to be charged, the charger can be directly placed on the back of the electronic equipment, the charger is directly attached (namely the magnetism attracts) under the cooperation of the magnetic attraction device or through an intermediate part (such as a protective sleeve with magnetism), so that the electronic equipment can be charged at any time, and when the charger is used, the charger can continue to be charged, and when the charger needs to be detached, the charger can be taken down by applying a certain acting force (which is larger than the force of the magnetic attraction device and the existing magnetic device) to the charger; meanwhile, a heat dissipation device is arranged above the wireless charging device, so that the charger can dissipate heat at any time when in use, and the wireless charging device can keep a preset temperature; the cooperation through magnetism device and heat abstractor makes the charger more convenient when daily use, and safer, has improved user's experience and has felt.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a half-sectional view of the present invention (after the housing is hidden);

fig. 3 is a perspective view of the present invention.

In the figure, 1 is a housing, 2 is a magnet, 31 is a coil, 32 is a first PCB, 33 is a support frame, 4 is a heat conducting member, 41 is a cold conducting plate, 411 is a clip, 42 is a copper sheet, 5 is a heat dissipating plate, 51 is a bump, 6 is a fan, 7 is a cooling wafer, 8 is a second PCB, and 81 is a power port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 3, a formula charger is inhaled to magnetism, includes casing 1 and the wireless charging device who locates in the casing 1, the below of casing 1 is equipped with magnetism and inhales the device, magnetism is inhaled the device and is located the adjacent position of wireless charging device, wireless charging device's top is equipped with heat abstractor.

The magnetic attraction device is arranged in the shell 1, when the electronic equipment needs to be charged, the charger can be directly placed on the back of the electronic equipment, the charger is directly attached (namely the magnetic attraction) under the cooperation of the magnetic attraction device or through an intermediate part (such as a magnetic protective sleeve), so that the electronic equipment can be charged at any time, the charger can continue to be charged when the charger is used, and when the charger needs to be detached, a certain acting force (which is larger than the force of the magnetic attraction device and the existing magnetic device) is applied to the charger to take the charger down; meanwhile, a heat dissipation device is arranged above the wireless charging device, so that the charger can dissipate heat at any time when in use, and the wireless charging device can keep a preset temperature; the cooperation through magnetism device and heat abstractor makes the charger more convenient when daily use, and safer, has improved user's experience and has felt.

In electronic equipment, some products are provided with and cooperate magnetic part with magnetic means, and some electronic equipment does not have magnetic part certainly, and cooperate through having magnetic protective sheath and magnetism device, can use.

In the embodiment of the present invention, the magnet 2 of the magnetic attraction device is arranged at the bottom of the casing 1, the magnet 2 is distributed in a ring shape, and the contact area with the electronic device can be increased by distributing the magnet 2 in a ring shape.

Further, wireless charging device includes coil 31 and the first PCB board 32 that is connected with coil 31, coil 31 laminates with the bottom of casing 1, 2 peripheral distributions of coil 31 along the line of magnet, coil 31's top is located to first PCB board 32, sets up in same horizontal position through with magnet 2 and coil 31, can guarantee charger and electronic equipment's inseparable laminating, also can avoid coil 31 and electronic equipment's the receiving end clearance that charges too big, the rational utilization space, also make the charger volume littleer simultaneously.

Specifically, magnet 2 is the arc form and is equipped with a plurality ofly, and 2 intervals of a plurality of magnet set up, and it is more convenient to make the installation of magnetism device inhale through setting up a plurality of magnet 2, and manufacturing cost is lower. Of course, in the specific embodiment, the magnet 2 may be integrally formed in a ring shape, and the same technical effects can be achieved.

More specifically, a support frame 33 is further disposed between the magnet 2 and the coil 31, and the support frame 33 can facilitate the installation of the coil 31 and the magnet 2, and reduce the mutual interference between the magnet 2 and the coil 31.

The embodiment of the utility model provides an in, heat abstractor includes heat-conducting piece 4, refrigeration wafer 7 and the second PCB board 8 that is connected with refrigeration wafer 7, second PCB board 8 is equipped with the power port 81 who stretches out casing 1, first PCB board 32 is connected with second PCB board 8 electricity, the upper wall and the lower wall of heat-conducting piece 4 laminate with refrigeration wafer 7 and first PCB board 32 respectively mutually. By disposing the heat-conducting member 4 above the coil 31 and the first PCB 32, the contact area with the coil 31 can be effectively increased, and the temperature of the coil 31 can be effectively reduced; the second PCB board 8 is electrically connected with the corresponding adapter through the power port 81, wherein the first PCB board 32 is mainly used for controlling the power of the coil 31 and detecting the corresponding current and temperature; wherein the second PCB 8 is used for receiving the detected temperature of the first PCB 32 to the coil 31, so as to control the heat dissipation efficiency, such as controlling the power of the cooling chip 7 and the rotation speed of the fan 6, thereby ensuring that the coil 31 maintains the predetermined temperature. The refrigeration chip is not described in detail herein for the prior art.

Further, the heat conducting member 4 includes a cold conducting plate 41 and a copper sheet 42 having a clamping position 411 in the middle, the copper sheet 42 is disposed in the clamping position 411, wherein the copper sheet 42 has a better heat conducting effect, the connection between the cold conducting plate 41 and the copper sheet 42 is achieved, heat can be conducted rapidly through the copper sheet 42, and meanwhile, the temperature of the refrigerating wafer 7 can be reduced rapidly.

Specifically, still be equipped with heating panel 5 above first PCB board 32, heating panel 5 and refrigeration wafer 7 are laminated mutually, can further improve radiating effect through the setting of heating panel 5.

The utility model discloses in the example, heating panel 5 is black, the top of heating panel 5 is equipped with the lug 51 that the interval set up, and wherein black has better heat absorption effect to the heat of absorption coil 31 conduction can increase the heat radiating area of heating panel 5 through the setting of lug 51 simultaneously.

Further, a fan 6 is arranged above the heat dissipation plate 5, and the fan 6 is connected with a second PCB 8. In a specific embodiment, the protrusions 51 are distributed in a ring shape, and the fan 6 is disposed in the middle of the heat dissipation plate 5 (i.e., the protrusions 51 surround the outside of the fan 6), so as to effectively improve the heat dissipation effect.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a formula charger is inhaled to magnetism, includes the casing and locates the wireless charging device in the casing, its characterized in that: the wireless charging device is characterized in that a magnetic attraction device is arranged below the shell and is arranged at the position adjacent to the wireless charging device, and a heat dissipation device is arranged above the wireless charging device.

2. The magnetic charger according to claim 1, wherein: the magnetic attraction device is a magnet arranged at the bottom of the shell, and the magnet is distributed in a ring shape.

3. The magnetic charger according to claim 2, wherein: the wireless charging device comprises a coil and a first PCB connected with the coil, the coil is attached to the bottom of the shell, the magnets are distributed along the periphery of the coil, and the first PCB is arranged above the coil.

4. The magnetic charger according to claim 2, wherein: the magnet is arc form and is equipped with a plurality ofly, and a plurality of magnet intervals set up.

5. A magnetic charger according to claim 3, wherein: and a support frame is arranged between the magnet and the coil.

6. A magnetic charger according to claim 3, wherein: the heat dissipation device comprises a heat conduction piece, a refrigeration wafer and a second PCB connected with the refrigeration wafer, the second PCB is provided with a power port extending out of the shell, the first PCB is electrically connected with the second PCB, and the upper wall and the lower wall of the heat conduction piece are respectively attached to the refrigeration wafer and the first PCB.

7. The magnetic charger according to claim 6, wherein: the heat conducting piece comprises a cold conducting plate and a copper sheet, wherein the middle part of the cold conducting plate is provided with a clamping position, and the copper sheet is arranged in the clamping position.

8. The magnetic charger according to claim 5, wherein: the top of first PCB board still is equipped with the heating panel, the heating panel is laminated with the refrigeration wafer mutually.

9. The magnetic charger according to claim 8, wherein: the heating panel is black, the top of heating panel is equipped with the lug of interval setting.

10. The magnetic charger according to claim 9, wherein: and a fan is arranged above the heat dissipation plate and connected with the second PCB.