CN218569917U - Wireless charging module - Google Patents
Wireless charging module Download PDFInfo
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- CN218569917U CN218569917U CN202222240916.7U CN202222240916U CN218569917U CN 218569917 U CN218569917 U CN 218569917U CN 202222240916 U CN202222240916 U CN 202222240916U CN 218569917 U CN218569917 U CN 218569917U
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- air inlet
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Abstract
The utility model relates to a technical field that charges especially relates to a wireless module of charging, include: the upper surface of the upper shell is provided with an air duct outlet; the lower shell is connected with the upper shell to form an accommodating space; the heat dissipation assembly is arranged in the accommodating space and comprises a heat dissipation element and a heat dissipation pipeline, the air inlet direction and the air outlet direction of the heat dissipation pipeline are arranged at an angle, the air inlet of the heat dissipation pipeline is communicated with the air outlet of the heat dissipation element, and the air outlet of the heat dissipation pipeline is communicated with the air duct outlet. The application provides a wireless module of charging, through the cooperation of radiating element and heat dissipation pipeline with the wind channel export, reduce the temperature of wireless module of charging at the cell-phone in-process effectively, can improve the radiating effect, and occupation space reduces greatly.
Description
Technical Field
The utility model relates to an automotive electronics technical field especially relates to a wireless module of charging of cell-phone.
Background
Most of existing wireless charging equipment for mobile phones adopts magnetic induction charging, PCBAs (Printed Circuit Board assemblies) of mobile phones and wireless charging modules generate heat in the using process, the heat dissipation function needs to be considered, and under general conditions, the wireless charging equipment adopts heat dissipation holes, heat dissipation fins and the like, so that the problem of heat generation of common wireless charging can be solved. However, for high-power wireless charging, because the calorific value of the high-power wireless quick charging is much larger than that of the common wireless charging, the general heat dissipation scheme cannot meet the requirement of the high-power wireless quick charging, so that the temperature of the mobile phone is too high during wireless charging, the use and experience of a user are affected, and even overheating protection is triggered, so that the wireless charging function fails, and the heat dissipation structure of the conventional mobile phone wireless charging equipment generally occupies a large space and has poor heat dissipation effect.
Therefore, in the field of wireless charging of mobile phones, a wireless charging module which can effectively improve the heat dissipation effect and occupies a small space is urgently needed.
SUMMERY OF THE UTILITY MODEL
The embodiment of the disclosure provides a wireless charging module to at least partially solve the problems of large occupied space and poor heat dissipation effect of a heat dissipation structure.
The embodiment of the present disclosure provides the following specific technical solutions:
a wireless charging module, comprising: the upper surface of the upper shell is provided with an air duct outlet; the lower shell is connected with the upper shell to form an accommodating space; the heat dissipation assembly is arranged in the accommodating space and comprises a heat dissipation element and a heat dissipation pipeline, the air inlet direction and the air outlet direction of the heat dissipation pipeline are arranged at an angle, the air inlet of the heat dissipation pipeline is communicated with the air outlet of the heat dissipation element, and the air outlet of the heat dissipation pipeline is communicated with the air duct outlet.
Therefore, the heat dissipation assembly is arranged in the accommodating space, the heat dissipation effect is good, and the occupied space in the vehicle is greatly reduced.
Preferably, the angle between the air inlet direction and the air outlet direction is 75-100 degrees.
Therefore, the air outlet direction of the air outlet of the heat dissipation assembly is ensured, and a good heat dissipation effect is achieved.
Preferably, an avoiding space is formed in the side wall and the bottom of the lower shell together, and the heat dissipation pipeline is assembled in the avoiding space.
Thereby, the occupied space is greatly reduced.
Preferably, the bottom surface of casing is close to dodges the space department and is equipped with the erection column down, the erection column is equipped with screw thread portion.
Therefore, the mounting position of the heat dissipation assembly is ensured, and a good heat dissipation effect is achieved.
Preferably, the heat dissipation pipeline comprises an air inlet pipeline, an air outlet pipeline and a transition pipeline connecting the air inlet pipeline and the air outlet pipeline; the transition pipeline is provided with an installation part, and the installation part is fastened with the thread part through a screw.
Thus, reducing the resistance of the wind increases the airflow velocity.
Preferably, the inner surface of the lower shell is concavely provided with an accommodating chamber, the accommodating chamber is provided with an air inlet channel, and the heat dissipation element is arranged right above the air inlet channel.
From this, through inlet channel air inlet, further improved the radiating effect.
Preferably, the heat dissipation element is a fan, and an air outlet of the fan is communicated with an air inlet of the heat dissipation pipeline.
Therefore, the flow of air is accelerated through the fan, and the heat dissipation effect is further improved.
Preferably, the air inlet of the heat dissipation pipeline is provided with a water drainage groove, and the water drainage groove is formed into a notch which is formed in the outer side wall of the air inlet pipeline and inwards concaves from the end face of the air inlet.
From this, when water spills wireless module of charging, water passes through in the air outlet gets into the heat dissipation pipeline, and through water drainage tank with the water discharge, avoid the rivers to advance the inside damage that causes the device of wireless module of charging, played the protection to wireless subassembly that charges.
Preferably, the air duct outlet is aligned with the air outlet of the heat dissipation duct in the vertical direction.
Thereby, the heat radiation effect is further improved.
Preferably, the air duct outlet is provided with an air guiding portion, and the air guiding portion is configured as an additional guiding surface extending from at least one side edge of the air duct outlet towards the inside of the upper shell in an inclined manner.
Therefore, the air guide part is arranged, so that the flow direction of air is ensured, and a good heat dissipation effect is achieved.
Compared with the prior art, the technical scheme of the application has at least the following beneficial effects:
the application provides a vehicle-mounted charging device, through the cooperation of radiating element and heat dissipation pipeline and wind channel export, the effectual temperature that reduces wireless charging module in to the cell-phone charging process reduces the user and uses wireless charging in-process, triggers the cell-phone that high temperature protection leads to and charges inefficacy problem because of the high temperature. The radiating effect can be improved, and the occupied space is greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is an exploded perspective view of a wireless charging module according to a preferred embodiment of the present invention;
FIG. 2 is a cross-sectional view of the upper housing, lower housing and heat sink assembly shown in FIG. 1;
fig. 3 is a perspective view of a heat dissipation duct in the wireless charging module shown in fig. 1;
fig. 4 is a perspective view of a lower housing in the wireless charging module.
Description of reference numerals:
the upper casing 10 has an air outlet 11 with an additional guide surface 12
Magnetic induction coil support 39 of placing groove 38
Detailed Description
In order to solve the wireless battery charging outfit occupation space too big and the not good problem of radiating effect in the vehicle, the embodiment of the utility model provides an in provide a wireless module of charging.
The preferred embodiments of the present disclosure will be described in conjunction with the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for the purpose of illustrating and explaining the present disclosure, and are not intended to limit the present disclosure, and that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict.
As shown in fig. 1, the wireless charging module includes an upper housing 10, and an air duct outlet 11 is formed on an upper surface of the upper housing 10; a lower housing 30, wherein the lower housing 30 is connected with the upper housing 10 to form an accommodating space; radiator unit 40, set up in the accommodation space, radiator unit 40 includes radiating element 42 and radiating pipe 41, radiating pipe 41's air intake 411 intercommunication radiating element 42's air exit, radiating pipe 41's air outlet 417 intercommunication wind channel outlet 11.
The upper shell 10 of the wireless charging module is made of PC or ABS materials, but cannot be made of metal materials, and if the upper shell 10 is made of metal materials, the upper shell can be induced by a charging coil and can be separated from magnetism, so that the mobile phone cannot be charged.
In some embodiments, the wireless charging assembly 20 installed in the accommodating space includes a coil assembly 21, a supporting plate 22, and a circuit board 23, the circuit board 23 being installed in the lower case 30; the coil assembly 21 is mounted on the support plate 22 and electrically connected to the circuit board 23.
The electric device such as a mobile phone can be usually placed on the upper surface of the upper housing 10, and the wireless charging module converts external electric energy into electromagnetic energy through the cooperation of the coil assembly 21 and the circuit board 23, and the electromagnetic energy is then converted into electric energy, thereby realizing the function of wirelessly charging the mobile phone.
However, in the process of wirelessly charging the mobile phone, the heat value of the wireless charging module is relatively large, and therefore, in order to at least solve the problem that the heat dissipation effect is not good and the heat dissipation assembly 40 is usually required to be additionally arranged in the prior art, the disclosure provides the heat dissipation assembly 40 of the wireless charging module to at least partially solve the above problem.
As shown in fig. 1, the sidewall and the bottom of the lower housing 30 jointly form an avoiding space 31, and the heat dissipation assembly 40 is assembled in the avoiding space 31.
Therefore, the installation of the heat dissipation assembly 40 and the lower shell 30 is realized by arranging the avoiding space 31, and the occupied space is greatly reduced.
Further, a mounting column 34 is arranged on the bottom surface of the lower shell 30 close to the avoidance space 31, and the mounting column 34 is provided with a threaded portion.
Specifically, the bottom surface of the lower housing 30 is provided with mounting posts 34 for mounting the heat dissipation assembly 40, which are respectively disposed on two sides of the avoidance space 31, the mounting posts 34 may be cylinders or cubes, the mounting posts 33 are provided with threaded portions, and the threaded portions are threaded holes in this embodiment.
Therefore, the installation position of the heat dissipation assembly is ensured, and a good heat dissipation effect is achieved.
As shown in fig. 1, fig. 2 and fig. 3, the heat dissipation assembly 40 provided in this embodiment includes the heat dissipation pipe 41 including an air inlet pipe 411, an air outlet pipe 412 and a transition pipe connecting the air inlet pipe 411 and the air outlet pipe 412; an installation part 413 is arranged at the transition pipeline, and the installation part 413 is fastened with the threaded part through a screw.
Specifically, the heat dissipation assembly 40 is injection molded by PC or ABS, and the injection molding method has the advantages of high production speed, high efficiency, and precise product size, and is suitable for the fields of mass production and molding and processing of products with complex shapes. The air inlet pipeline 411 and the air outlet pipeline 412 are formed by rectangular pipes, the transition pipeline of the air inlet pipeline 411 and the air outlet pipeline 412 is in a curve transition shape, and the inside of an air duct is smooth and has no edges, so that the resistance of wind is reduced, and the flow rate of airflow is increased. The mounting portion 413 is provided with a positioning hole 415 through which a fastener passes, and the positioning hole 415 is fastened to the threaded portion of the mounting post 34 by a screw.
Furthermore, the angle between the air inlet direction and the air outlet direction is 75-100 DEG
In the present embodiment, the angle between the air inlet direction and the air outlet direction of the heat dissipation pipe 41 is 90 °.
In order to measure the angle between the air inlet direction and the air outlet direction of the heat dissipation pipeline 41, the inventor selects different angles between 50 degrees and 120 degrees for testing, and tests show that when the angle between the air inlet direction and the air outlet direction is 75 degrees, the air outlet 11 blows out the air, and when the angle between the air inlet direction and the air outlet direction is less than 75 degrees, the air cannot blow out through the air outlet 11, so that the cooling effect cannot be achieved.
When the angle between the air inlet direction and the air outlet direction is 100 degrees, the air duct outlet 11 blows out the air, and when the angle between the air inlet direction and the air outlet direction is greater than 100 degrees, the air cannot be blown out through the air duct outlet 11, so that the cooling effect cannot be achieved.
When the angle between the air inlet direction and the air outlet direction of the heat dissipation pipeline 41 is 90 °, the air volume blown out from the air duct outlet 11 is the largest.
Therefore, the angle between the air inlet direction and the air outlet direction is set to be 75-100 degrees by the inventor.
In some embodiments, the inner surface of the lower housing 30 is recessed to form a receiving chamber, the receiving chamber is provided with the air inlet passage 32, and the heat dissipation element 42 is installed directly above the air inlet passage 32.
Specifically, the shape of the recessed accommodating chamber depends on the shape of the heat dissipation element, and in this embodiment, the recessed accommodating chamber is square; the bottom of the accommodating chamber is provided with a plurality of long slotted holes, four corners of the bottom surface of the accommodating chamber are also provided with mounting seats 33 for mounting the heat dissipation elements 42, the mounting seats 33 can be cylinders or cubes, the mounting seats 33 are provided with threaded portions, the threaded portions in the embodiment are threaded holes, the heat dissipation elements 42 are fastened with the threaded portions of the mounting seats 33 through screws, the heat dissipation elements 42 form airflow through the air inlet channel 32, and air is blown out through the air outlets 417 through the air inlets 416 of the heat dissipation pipelines 41.
In some embodiments, the heat dissipation element 42 is a fan, and an exhaust outlet of the fan is communicated with the air inlet 416 of the heat dissipation pipe 41.
Specifically, when the fan rotates, the air channel 32 drives the external air to circulate, so that the air enters the air inlet duct 411 through the air inlet 416 of the heat dissipation duct 41 and blows out the air through the air outlet 417 of the air outlet duct 412.
In some embodiments, a drain groove 414 is provided at the air inlet 416 of the heat dissipation pipe 41, and the drain groove 414 is configured as a notch recessed inwards from an end surface of the air inlet 416 on an outer side wall of the air inlet pipe 411.
Specifically, when water enters the wireless charging module accidentally, water enters the heat dissipation pipeline 41 through the air outlet 417, and is discharged through the drainage groove 414, so that the water is prevented from flowing into the wireless charging module to cause damage to devices, and the wireless charging assembly 20 is protected.
Preferably, the duct outlet 11 is aligned with the air outlet 417 of the heat dissipation duct 41 in a vertical direction.
Specifically, only when the air outlet 417 of the heat dissipation duct 41 is aligned with the air duct outlet 11 in the vertical direction, it can be ensured that all the air blown out from the air outlet 417 of the heat dissipation duct 41 is blown out through the air duct outlet 11, thereby achieving a good heat dissipation effect.
In some embodiments, a wind guiding portion is disposed at the wind duct outlet 11, and the wind guiding portion is configured as an additional guiding surface 12 extending from at least one side edge of the wind duct outlet 11 toward the inside of the upper housing in an inclined manner.
Specifically, the additional guide surface 12 may be a curved surface or an inclined surface, in this embodiment, the additional guide surface 12 is a curved surface, the airflow passes through the additional guide surface 12 through the heat dissipation pipe 41, the additional guide surface 12 changes the wind direction of the wind blown out vertically from the heat dissipation pipe 41, and the wind blows to the contact position of the mobile phone and the upper surface of the upper housing 10, so as to achieve the optimal heat dissipation effect.
As shown in fig. 1 and 4, the lower housing 30 is further provided with a limit slot 34, an upper housing mounting via 36 and a connector fitting portion 37 for fitting with the PCBA at the periphery thereof, so as to ensure accurate mounting positions of the upper and lower housings.
The inner surface of the lower casing 30 is also provided with a magnetic induction coil support 39 corresponding to the position of the magnetic induction coil, and the magnetic induction coil support is used for supporting the magnetic induction coil.
While the preferred embodiments of the present disclosure have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present disclosure.
It will be apparent to those skilled in the art that various changes and modifications may be made to the disclosed embodiments without departing from the spirit and scope of the disclosed embodiments. Thus, if such modifications and variations of the embodiments of the present disclosure are within the scope of the claims of the present disclosure and their equivalents, the present disclosure is also intended to encompass such modifications and variations.
Claims (10)
1. A wireless charging module, comprising: the upper surface of the upper shell is provided with an air duct outlet; the lower shell is connected with the upper shell to form an accommodating space; the heat dissipation assembly is arranged in the accommodating space and comprises a heat dissipation element and a heat dissipation pipeline, the air inlet direction and the air outlet direction of the heat dissipation pipeline are arranged at an angle, the air inlet of the heat dissipation pipeline is communicated with the air outlet of the heat dissipation element, and the air outlet of the heat dissipation pipeline is communicated with the air duct outlet.
2. The wireless charging module of claim 1, wherein an angle between the air inlet direction and the air outlet direction is 75 ° -100 °.
3. The wireless charging module of claim 1, wherein an avoidance space is formed on the side wall and the bottom of the lower housing, and the heat dissipation pipeline is assembled in the avoidance space.
4. The wireless charging module according to claim 3, wherein a mounting post is provided on a bottom surface of the lower housing near the avoidance space, and the mounting post is provided with a threaded portion.
5. The wireless charging module of claim 4, wherein the heat dissipation pipeline comprises an air inlet pipeline, an air outlet pipeline, and a transition pipeline connecting the air inlet pipeline and the air outlet pipeline; the transition pipeline is provided with an installation part, and the installation part is fastened with the thread part through a screw.
6. The wireless charging module of claim 1, wherein the inner surface of the lower shell is concavely formed with a receiving chamber, the receiving chamber is provided with an air inlet channel, and the heat dissipation element is installed above the air inlet channel.
7. The wireless charging module of claim 1, wherein the heat dissipation element is a fan, and an air outlet of the fan is in communication with an air inlet of the heat dissipation duct.
8. The wireless charging module according to claim 5, wherein a drain groove is formed at the air inlet of the heat dissipation pipe, and the drain groove is configured as a notch recessed inwards from an end surface of the air inlet on an outer side wall of the air inlet pipe.
9. The wireless charging module of claim 1, wherein the air duct outlet is vertically aligned with an air outlet of the heat dissipation duct.
10. The wireless charging module of claim 1, wherein a wind guide portion is disposed at the wind channel outlet, and the wind guide portion is configured as an additional guide surface extending from at least one side edge of the wind channel outlet toward the inside of the upper housing in an inclined manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240916.7U CN218569917U (en) | 2022-08-23 | 2022-08-23 | Wireless charging module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240916.7U CN218569917U (en) | 2022-08-23 | 2022-08-23 | Wireless charging module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218569917U true CN218569917U (en) | 2023-03-03 |
Family
ID=85309941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222240916.7U Active CN218569917U (en) | 2022-08-23 | 2022-08-23 | Wireless charging module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218569917U (en) |
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2022
- 2022-08-23 CN CN202222240916.7U patent/CN218569917U/en active Active
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| GR01 | Patent grant | ||
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Address after: No. 957, Shunda Road, Gaoxin District, Changchun City, Jilin Province, 130000 Patentee after: Changchun Jieyi Automobile Technology Co.,Ltd. Address before: Floor 1, 957 Shunda Road, Changchun hi tech Development Zone, Jilin Province 130000 Patentee before: CHANGCHUN JIEYI AUTO PARTS CO.,LTD. |