CN219960225U - Wireless charger - Google Patents

Abstract

The utility model relates to the technical field of chargers and discloses a wireless charger, which comprises a shell, a heat radiation assembly and a charging assembly, wherein the heat radiation assembly and the charging assembly are arranged in the shell; the heat dissipation assembly includes: the radiator is attached to the charging assembly, the radiator is used for radiating heat, and the air holes are used for realizing the flow of radiating air flow; the shape of the base is gradually changed from round to square, the round side of the base is the installation side of the cover, and the air holes are formed in the square side of the base and the side face. The utility model can fix the wireless charger on certain specific accessories or furniture with charging seats through the mortise and tenon structure. In addition, the shape of the base can also enable the base to stand. When a user uses the wireless charger to charge the mobile phone, the wireless charger can become a mobile phone support.

Description

A wireless charger

Technical field

The utility model relates to the technical field of chargers, and in particular to a modular wireless charger.

Background technique

Wireless chargers are becoming more and more popular. Existing wireless chargers usually consist of a housing and components such as a fan, diversion housing, magnets, and coils installed in the housing. Part of the heat generated by the coils is conducted to the magnets and diversions that are in contact with each other. On the casing, a fan is used to take away the heat from the magnetic sheet and the diversion casing to achieve the heat dissipation effect. For example, the Chinese utility model patent with the publication number CN208955716U and the publication date is 2019.06.07.

But existing wireless chargers also have some problems.

First, heat dissipation is slow. During the wireless charging process, the charged terminal will continue to generate heat, and the operation of the charged terminal will also generate heat, causing the temperature of the wireless charger to become higher and higher during charging. The increase in the temperature of the wireless charger will increase the resistance. Slows down the charging speed. Although there are also some wireless chargers that use cooling chips, as described in the Chinese invention patent application with the publication number CN112928791A and the publication date of 2021.06.08. However, placing a cold chip will cause the device's battery to be easily damaged and shorten the battery life.

Second, the application scenarios of existing wireless chargers are relatively simple. Users usually need to purchase different types of wireless chargers to meet the needs of different usage scenarios, and then charge the device in different places; when used, the wireless charger also has May need to be used with other accessories. For example, if you need to use a wireless charger in a car, the user will need to purchase another wireless charger for the car; the application cost is high, and the product application is still not convenient enough.

Utility model content

The utility model proposes a wireless charger that can adapt to a variety of different usage scenarios and has better heat dissipation effect, and at least provides a beneficial choice or creation condition to solve one or more technical problems existing in the existing technology.

In order to achieve the above objectives, the present utility model adopts the following technical solutions.

A wireless charger includes a housing, a heat dissipation component and a charging component installed in the housing. The housing is composed of a base and a cover installed on the base. The base and the cover together form a The installation cavity of the housing; the heat dissipation component includes: a radiator, a cooling fan and a ventilation hole. The radiator is attached to the charging component. The cooling fan is used to dissipate heat from the radiator. The ventilation hole It is used to realize the flow of heat dissipation airflow; wherein, the shape of the base gradually changes from a circle to a square, and the round side of the base is the installation side of the cover and the charging connection side of the mobile device. The ventilation holes are provided on the side of the square and the sides.

The benefit of the shape of the base is that the wireless charger can be fixed on certain accessories or furniture with a charging stand through a mortise and tenon structure. In addition, the shape of the base allows it to stand. When users use a wireless charger to charge their mobile phones, the wireless charger can become a mobile phone holder.

More preferably, four connecting fasteners for installing accessories are provided on the square side of the base, and each of the connecting fasteners is located at the four corners. During application, users can disassemble the connecting fasteners by themselves, and then install the accessories on the wireless charger through the connecting fasteners, so that the wireless charger can have more changes to meet the different usage scenarios of users.

More preferably, the accessory is a connecting bracket or a decorative accessory.

More preferably, the cover is a circular cover, and the size of the cover is not smaller than the size of the circular side of the base in order to form shielding and decoration.

More preferably, a magnetic assembly is installed on the base, and the magnetic assembly is a magnetic piece made of permanent magnets. By setting up a magnetic component, when there is a magnetic component on the back of the user's mobile device (such as a mobile phone, etc.), the mobile device can be magnetically attracted tightly to the wireless charger to ensure that the mobile device will not move its position. Allow wireless chargers to charge mobile devices without interruption.

More preferably, the magnetic assembly is a single magnetic ring or a structure of multiple magnetic blocks.

More preferably, one side of the radiator is a flat charging component connection side for fitting the charging component, and the other side is a heat dissipation rib molding side; the heat dissipation rib molding side is integrally formed for use. Install the cooling fan mounting bracket.

More preferably, the mounting bracket is composed of vertical plates located at both ends of the molding side of the heat dissipation ribs, and a mounting slot is provided on each vertical plate, and the cooling fan is connected across the mounting slots through the mounting slots. on the mounting bracket.

More preferably, the ventilation holes are composed of several holes penetrating the square side and the side of the base, and the holes are parallel to each other.

More preferably, the wireless charger further includes a charging stand for installing the wireless charger, a wireless charger installation hole is provided on the charging stand, and the wireless charger is installed on the wireless charging base. into the installation hole of the device and is fixed by the charging base cover.

The technical solution provided by the present invention has at least the following technical effects or advantages.

The utility model designs a modular wireless charger, which facilitates the design of different accessories for the wireless charger, so that the wireless charger can be suitable for different usage scenarios. In addition, the wireless charger is organically combined with a radiator, cooling fan, and ventilation holes to effectively improve the heat dissipation effect and achieve better heat dissipation performance.

Description of the drawings

Figure 1 shows a schematic structural diagram of the wireless charger provided by the present utility model.

Figure 2 shows a side view of figure 1.

Figure 3 shows an exploded structural view of the wireless charger provided by the present utility model.

Figure 4 shows an application diagram of the wireless charger provided by the present utility model.

Figure 5 shows a schematic diagram of the assembly of some parts in Figure 4.

Figure 6 shows a schematic diagram of the assembled state of each part in Figure 4.

Figure 7 shows another application diagram of the wireless charger provided by the present invention.

Explanation of reference signs.

1-Lid.

2-Magnetic ring.

3- Radiator.

4- Cooling fan.

5-Base.

6-Breathable holes.

7-Screws.

8-Accessories.

9-Charging stand.

10-Wireless charger installation hole.

11-Charging base cover.

12-Charging components.

Detailed ways

The specific embodiments of the present utility model will be further described below in conjunction with the accompanying drawings of the specification, so that the technical solution of the present utility model and its beneficial effects will be clearer and clearer. The embodiments described below with reference to the drawings are exemplary and intended to explain the present invention, but should not be understood as limiting the present invention.

Additional aspects and advantages of the invention will be apparent from the description which follows, or may be learned by practice of the invention.

Example 1

Referring to Figures 1-3, a wireless charger includes a housing and a magnetic assembly, a heat dissipation assembly and a charging assembly 12 installed in the housing, wherein the housing is composed of a base 5 and a The base 5 is composed of a cover 1, and the base 5 and the cover 1 together form an installation cavity of the housing; the heat dissipation assembly includes: a radiator 3, a cooling fan 4 and a ventilation hole 6. The radiator 3 Fitted with the charging component 12 , the cooling fan 4 is used to dissipate heat from the radiator 3 , and the ventilation holes 6 are used to realize the flow of heat dissipation airflow.

Compared with the existing technology, the main innovations of the wireless charger provided in this embodiment are that, first, the shape of the base 5 gradually changes from a circle to a square, and the side of the base 5 where the circle is located is The installation side of the cover 1 is also the charging connection side of mobile devices (such as mobile phones, etc.). The ventilation holes 6 are provided on the square side and the side of the base 5 . The advantage brought by the shape of the base 5 is that the wireless charger can be fixed on certain accessories or furniture with a charging stand through a mortise and tenon structure. In addition, the shape of the base 5 allows it to stand. When users use a wireless charger to charge their mobile phones, the wireless charger can become a mobile phone holder.

As shown in Figures 4 to 6, a wireless charger installation hole 10 is provided on the charging base 9 of some specific accessories or furniture, the wireless charger is put into the wireless charger installation hole 10, and then the charging base cover 11 is put on , the wireless charger can be fixed on the charging base 10.

Secondly, four screws 7 are provided on the square side of the base 5, and the four screws 7 are respectively located at the four corners. The user can remove the screws by himself and use these four screws 7 to install the accessory 8 on the wireless charger. This enables wireless chargers to have more variations to meet users’ different usage scenarios. Accessories 8 include but are not limited to various connection brackets (such as magnetic brackets), decorative parts, etc. It should be noted that the screws 7 can be replaced by other connection fasteners that are currently known or can be implemented in the future; they are not limited to this embodiment.

As shown in Figure 3, the cover 1 is a circular cover, and the size of the cover 1 is not smaller than the size of the circular side of the base 5; in order to form decoration and shielding. The magnetic attraction component is a magnetic attraction ring 2 made of permanent magnets. When there is a magnetic ring on the back of the user's mobile device (such as a mobile phone, etc.), the mobile device can be magnetically attracted tightly to the wireless charger to ensure that the mobile device will not move its position and the wireless charger will not be interrupted. Charge mobile devices. Obviously, the magnetic assembly is not limited to the magnetic ring illustrated above, but may also be a magnetic assembly composed of multiple magnetic blocks. In some embodiments, the magnetic ring can be omitted, and the mobile device and the wireless charger are connected through buckles or straps; it is not limited to this embodiment.

In this embodiment, one side of the radiator 3 is a flat charging component connection side for fitting the charging components, and the other side is a heat dissipation rib molding side; the heat dissipation rib molding side is integrally formed for use Install the mounting bracket of cooling fan 4. The mounting bracket is composed of vertical plates located at both ends of the molding side of the heat dissipation ribs. Mounting slots are provided on each of the vertical plates. The cooling fan 4 is connected across the mounting bracket through the mounting slots. In this way, the cooling air blown from the cooling fan can flow to the radiator 3 to the maximum extent to achieve the best cooling effect. In addition, the heat sink 3 is in full contact with the charging component through the charging component connection side to ensure that as much heat as possible flows to the heat sink 3 and is dissipated through the heat sink 3 .

In this embodiment, the ventilation holes 6 are composed of several holes penetrating the square side and the side of the base 5 , and the holes are parallel to each other. This has the best air flow and heat dissipation effect, and is also more tidy and beautiful.

Compared with the existing technology, this embodiment designs a modular wireless charger, which facilitates the design of different accessories for the wireless charger, so that the wireless charger can be suitable for different usage scenarios. In addition, the wireless charger is organically combined with a radiator, cooling fan, and ventilation holes to effectively improve the heat dissipation effect and achieve better heat dissipation performance.

In addition, it should be noted that in the description of the present utility model, for directional words, such as the terms "center", "horizontal", "longitudinal", "length", "width", "thickness", "upper", " "Down", "Front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inside", "Outside", "Clockwise", " "Counterclockwise" and other indications of orientation and positional relationship are based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, Structure and operation in a specific orientation cannot be construed as limiting the specific protection scope of the present invention.

In addition, the terms "first" and "second" if used are for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "at least" means one or more, unless otherwise specified. Specific limitations.

In this utility model, unless otherwise expressly stated and limited, the terms "assembly", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection, or Integrated connection; it can also be mechanical connection; it can be directly connected, or it can be connected through an intermediate medium, or the two components can be internally connected. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In the utility model, unless otherwise stipulated and limited, the term “above” or “below” the first feature of the second feature may include direct contact between the first and second features, or may include the fact that the first feature and the second feature are not in direct contact with each other. direct contact but through additional characteristic contact between them. Furthermore, the terms "above", "below" and "above" a first feature on a second feature include the first feature being directly above and diagonally above the second feature, or simply mean that the first feature is higher in level than the second feature. the height of. “Above”, “below” and “under” a first feature is above a second feature includes the first feature being directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

Through the above description of the structure and principles, those skilled in the art should understand that the present utility model is not limited to the above-mentioned specific embodiments, and improvements and substitutions based on the present utility model using known technologies in the art fall within the scope of the present utility model. The protection scope of the new utility model shall be defined by the claims and their equivalents. The parts that are not explained in the specific embodiments are prior art or common knowledge.

Claims (10)

1. The wireless charger comprises a shell, a heat dissipation assembly and a charging assembly, wherein the heat dissipation assembly and the charging assembly are arranged in the shell, the shell is composed of a base and a cover arranged on the base, and the base and the cover jointly enclose an installation cavity of the shell; the heat dissipation assembly includes: the radiator is attached to the charging assembly, the radiating fan is used for radiating heat of the radiator, and the air holes are used for realizing flow of radiating air flow; the charging device is characterized in that the shape of the base is gradually changed from a round shape to a square shape, the round side of the base is the installation side of the cover and is also the charging connection side of the mobile device, and the ventilation holes are formed in the square side of the base and the side face.

2. A wireless charger according to claim 1, wherein four detachable connection fasteners for fitting are provided on the square side of the base, each of the connection fasteners being located at four corners.

3. A wireless charger according to claim 2, wherein the accessory is a connection bracket or a decorative accessory.

4. The wireless charger of claim 1, wherein said cover is a circular cover having a size not smaller than a side of said base on which said circular shape is located.

5. The wireless charger of claim 1, wherein a magnetic component is mounted on the base, and the magnetic component is a magnetic component made of a permanent magnet.

6. The wireless charger of claim 5, wherein the magnetic attraction assembly is a single magnetic attraction ring or a plurality of magnetic attraction block structures.

7. The wireless charger of claim 1, wherein one side of the heat sink is a flat plate-shaped charging assembly connection side for attaching the charging assembly, and the other side is a heat dissipation rib molding side; and a mounting bracket for mounting the cooling fan is integrally formed on the molding side of the cooling rib.

8. The wireless charger of claim 7, wherein said mounting bracket is formed by upright plates at both ends of said heat dissipating rib forming side, and wherein each of said upright plates is provided with a mounting groove, and said heat dissipating fan is connected across said mounting bracket through said mounting groove.

9. The wireless charger of claim 1 wherein said vent is formed by a plurality of holes extending through the sides and sides of said base where said squares are located, each of said holes being parallel to each other.

10. The wireless charger of claim 1, comprising a charging stand for mounting the wireless charger, wherein a wireless charger mounting hole is provided in the charging stand, and wherein the wireless charger is mounted in the wireless charger mounting hole and is secured by a charging stand cover.