CN220043065U

CN220043065U - Charging device

Info

Publication number: CN220043065U
Application number: CN202320982940.XU
Authority: CN
Inventors: 黄先锋
Original assignee: Beijing Shengji International Beauty Co ltd
Current assignee: Beijing Shengji International Beauty Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-11-17
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses a charging device, which comprises a charging mechanism, wherein a processor and a charging module electrically connected with a first docking part are arranged in the charging mechanism, the charging mechanism is internally provided with the first docking part for being in charging docking with a radio frequency instrument, a Hall sensor is in signal connection with the processor, and when the radio frequency instrument is placed in a placement structure, the charging module outputs voltage to the radio frequency instrument through the first docking part. The utility model can realize quick and automatic charging of the radio frequency instrument, solves the problems that the existing radio frequency instrument cannot be used immediately after being taken, is inconvenient to place and needs to be provided with a special charger during traveling, can be placed and automatically charged quickly through the placement structure, and has the advantages of no need of charging by a charging wire, simple structure, convenient use and low cost.

Description

Charging device

Technical Field

The utility model relates to the technical field of charging of radio frequency instruments, in particular to a charging device.

Background

Along with the development of society and the technical progress of human beings, the application range of the radio frequency instrument is wider and wider, collagen regeneration is promoted by radio frequency heating and microcurrent stimulation of the dermis, so that the beautifying effects of tightening skin, slimming muscles and reducing wrinkles are achieved, great contribution is made to human doctors and beasts, the handheld household radio frequency instrument is one of the radio frequency instruments, and the function of a lithium battery is added on the basis of the functions of the traditional radio frequency instrument, so that the radio frequency instrument is widely applied to various occasions due to the advantages of small size, long service life, humanized design, convenience in carrying, rich information content and the like.

The radio frequency instrument that current is commonly used is in order to convenient to carry, and its volume is made relatively less, and lithium cell capacity is also relatively less in the organism, and live time and use number of times reduce, has the electric quantity to have behind the radio frequency instrument of people's use simultaneously and has not enough condition of forgetting to charge for the next time uses the electric quantity not enough, and goes out the travel and need to join in marriage special charger, brings very big inconvenience for people's use.

Disclosure of Invention

The utility model mainly aims to provide a charging device, which aims to improve portability and practicability of a radio frequency instrument and solve the problems that the existing radio frequency instrument cannot be used immediately after being taken, is inconvenient to place and needs to be provided with a special charger during traveling.

In order to achieve the above purpose, the utility model provides a charging device which is applied to a radio frequency instrument, wherein the charging device comprises a charging mechanism, one side of the charging mechanism is provided with a placement structure for placing the radio frequency instrument, a first docking part for charging and docking with the radio frequency instrument is arranged in the placement structure, a PCBA board is arranged in the charging mechanism, a processor and a charging module electrically connected with the first docking part are arranged on the PCBA board, a Hall sensor for sensing a magnetic part on the radio frequency instrument is arranged on the charging mechanism, the Hall sensor is in signal connection with the processor, and when the radio frequency instrument is placed in the placement structure, the charging module outputs voltage to the radio frequency instrument through the first docking part.

Optionally, the charging module includes a battery and a charging management circuit, the charging management circuit is in signal connection with the processor, and the battery transmits voltage to the radio frequency instrument through the charging management circuit.

Optionally, the charging module further includes a boost driving circuit, and the boost driving circuit is in signal connection with the processor.

Optionally, the battery is a lithium battery, and the electric quantity of the battery is more than 5000 mAH.

Optionally, an ADC detection circuit for detecting the electric quantity of the radio frequency instrument is arranged on the PCBA board, and the ADC detection circuit is in signal connection with the processor.

Optionally, the first butt joint part is a POGO-PIN spring thimble arranged in the placement structure.

Optionally, the charging mechanism is provided with an LED status lamp, and the LED status lamp is electrically connected to the processor, and the LED status lamp is used for displaying the charging state of the charging mechanism and the electric quantity of the battery.

Optionally, the charging device further comprises a protective shell, and the protective shell covers the charging mechanism to protect the radiofrequency instrument.

Optionally, the protective shell is an ABS plastic shell.

Optionally, the processor is an MCU processor.

The utility model can realize quick and automatic charging of the radio frequency instrument, solves the problems that the existing radio frequency instrument cannot be used immediately, is inconvenient to place and needs to be provided with a special charger during traveling, can be used for placing the radio frequency instrument and charging the radio frequency instrument through the placing structure, and can protect the radio frequency instrument without charging a charging wire.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of the whole of the present utility model together with a radio frequency instrument;

FIG. 2 is a schematic view of the RF apparatus of the present utility model mounted on a mounting structure;

FIG. 3 is a perspective view of the charging mechanism of the present utility model;

FIG. 4 is a schematic view of the RF device of the present utility model mounted in a recess;

FIG. 5 is a block diagram of a processor control module according to the present utility model;

FIG. 6 is a circuit diagram of a processor according to the present utility model;

FIG. 7 is a circuit diagram of a charge management circuit according to the present utility model;

fig. 8 is a diagram of a boost driving circuit according to the present utility model.

Reference numerals illustrate:

1. a charging mechanism; 2. a radio frequency instrument; 3. a protective shell; 101. a placement structure; 102. a first butt joint part; 103. a processor; 104. a hall sensor; 105. a charge management circuit; 106. a step-up drive circuit; 107. an ADC detection circuit; 108. an LED status light.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

At present, for convenient to carry, the volume of the common radio frequency instrument is made to be relatively small, the lithium battery capacity in the machine body is relatively small, the service time and the use times are shortened, meanwhile, the condition that the electric quantity is insufficient and the charging is forgotten after people use the radio frequency instrument exists, so that the next electric quantity is insufficient, and a special charger is required to be carried out in a travel, so that great inconvenience is brought to the use of people.

In order to solve the above-mentioned problems, the present utility model provides a charging device, and fig. 1 to 8 are specific embodiments of the charging device provided by the present utility model.

Referring to fig. 1, 2 and 3, the charging device comprises a charging mechanism 1, the mounting structure 101 is a mounting groove concavely arranged at one side of the charging mechanism 1 and adapted to the shape of the radio frequency instrument 2, the mounting groove is used for accommodating the radio frequency instrument 2, a first docking portion 102 is arranged in the mounting groove, a second docking portion corresponding to the first docking portion 102 is arranged on the radio frequency instrument 2, so that when the radio frequency instrument 2 is arranged in the mounting groove, the first docking portion 102 is docked with the second docking portion, thereby electrically connecting the radio frequency instrument 2 with the charging module, a PCBA board is arranged in the charging mechanism 1, a processor 103 and the charging module electrically connected with the first docking portion 102 are arranged on the PCBA board, one side of the radio frequency instrument 2 is provided with a magnetic part, the charging mechanism 1 is provided with a Hall sensor 104 corresponding to the magnetic part, the Hall sensor 104 corresponds to the position of the magnetic part, the Hall sensor 104 is in signal connection with the processor 103, when the radio frequency instrument 2 is placed in the mounting groove, the Hall sensor 104 senses magnetic force and feeds back the magnetic force to the processor 103, the processor 103 controls the charge management circuit 105 to be connected, the radio frequency instrument 2 is charged by the output voltage of the battery, after the charging management circuit 105 is full, the ADC detection circuit 107 detects and feeds back the output voltage to the processor 103, and the processor 103 controls the charge management circuit 105 to be disconnected, so that the output voltage of the charging management circuit is 0V, and the charging is stopped.

It should be noted that, the specific structure of the placement structure 101 is not limited herein, for example, the placement structure 101 may be configured as a fastening structure or a magnetic attraction structure, the radio frequency instrument 2 may be placed on the placement structure 101 by fastening or magnetic attraction, or the above-mentioned mounting groove structure may be adopted, as long as the placement of the radio frequency instrument 2 is facilitated, and the first docking portion 102 and the second docking portion may be simply docked, and in the preferred embodiment, the placement structure 101 is a mounting groove concavely arranged on one side of the charging mechanism 1, and the radio frequency instrument 2 may be better protected by such a mounting groove structure.

Referring to fig. 7, the charging module includes a battery and a charging management circuit 105, the charging management circuit 105 is in signal connection with the processor 103, the battery transmits voltage to the rf device through the charging management circuit 105, and the charging management circuit 105 includes an MP2615 high-efficiency switch-mode battery charger, so that high-precision constant voltage and constant current charging can be realized.

Specifically, when the radio frequency device 2 is taken out from the placement structure 101, the hall sensor 104 senses that the magnetic force disappears and feeds back to the processor 103, the processor 103 controls the charging management circuit 105 to be disconnected, and stops charging the radio frequency device 2, so that the service time of the charging module can be increased, and meanwhile, the potential safety hazard generated to the periphery by the charging mechanism 1 is eliminated.

According to the technical scheme provided by the utility model, the radio frequency instrument 2 can be placed and charged through the placement structure 101, meanwhile, the radio frequency instrument 2 can be protected without charging wires, the structure is simple, when a user runs out of the radio frequency instrument 2 and places the radio frequency instrument into the placement structure 101, the Hall sensor 104 senses magnetic force and feeds back the magnetic force to the processor 103, the processor 103 controls the output voltage of the charging module to the radio frequency instrument 2, the radio frequency instrument 2 is automatically charged, the ADC detection circuit 107 can detect the electric quantity of the radio frequency instrument 2 in real time, when the radio frequency instrument is full, the ADC detection circuit 107 feeds back to the processor 103, the processor 103 controls the charging module to stop charging, meanwhile, the processor 103 enters a dormant state, and the power consumption is reduced.

Further, after the user takes the rf device 2 out of the placement structure 101, the hall sensor 104 senses that the magnetic force disappears and feeds back the magnetic force to the processor 103, and the processor 103 controls the charging module to disconnect the power supply, so that the potential safety hazard generated by the charging mechanism 1 to the periphery can be eliminated.

Referring to fig. 8, the charging module further includes a boost driving circuit 106, the boost driving circuit 106 is in signal connection with the processor 103, the boost driving circuit 106 includes an MP3437 boost converter, the MP3437 boost converter is a highly integrated synchronous boost converter, the volume is small, the starting voltage is low, the power consumption is low, when the hall sensor 104 senses the magnetic force, the magnetic force is fed back to the processor 103, the processor 103 controls the MP3437 to boost the output voltage of the battery to 5V, and the radio frequency instrument 2 can be charged rapidly.

The battery is a lithium battery, the electric quantity of the battery is more than 5000mAH, the radio frequency instrument 2 can be charged for more times when the electric quantity of the lithium battery is higher, and the charging device is considered to be convenient to carry, so that the electric capacity of the lithium battery is optimally 5000mAH, and the radio frequency instrument 2 can be charged for 3 times after the lithium battery is fully charged.

It should be noted that, the specific configuration of the first docking portion 102 and the second docking portion is not limited herein, for example, the first docking portion 102 may be a first coil disposed in the charging mechanism 1 and electrically connected to the charging module, the second docking portion is a second coil disposed in the radio frequency instrument 2 and capable of magnetically resonating with the first coil, the radio frequency instrument 2 may be wirelessly charged through the first coil and the second coil, meanwhile, the first docking portion 102 may be a docking thimble, the second docking portion is a charging interface corresponding to the docking thimble, and as a preferred embodiment, referring to fig. 3, the first docking portion 102 is a POGO-PIN spring thimble disposed in the mounting structure 101, the POGO-PIN spring thimble is mainly made of copper, and the surface gold plating treatment has the main function of being in charging docking with the radio frequency instrument 2, and the spring has a certain elasticity, is more easily docked with the radio frequency instrument 2 and can be used with a larger current.

Be provided with on the PCBA board and be used for detecting the ADC detection circuit 107 of the electric quantity of radio frequency appearance 2, ADC detection circuit 107 signal connection the processor 103, through ADC detection circuit 107 can real-time detection the electric quantity of radio frequency appearance 2, when for the radio frequency appearance 2 charges and accomplish, ADC detection circuit 107 detects and feeds back to the processor 103, the processor 103 control the module disconnection output of charging stops for the radio frequency appearance 2 charges, simultaneously the processor 103 gets into the dormancy state, and the consumption reduces.

The charging mechanism 1 is provided with the LED status lamp 108, the LED status lamp 108 is electrically connected with the processor 103, the residual electric quantity of the battery in the charging mechanism 1 can be obtained by observing the LED status lamp 108, when the electric quantity of the battery is about to be exhausted, a user can be reminded of timely charging, meanwhile, the LED status lamp 108 can display the charging state of the radio frequency instrument 2, and the LED status lamp 108 can be an annular lamp arranged in the charging mechanism 1, so that the charging mechanism is more attractive.

Referring to fig. 4, the charging device further includes a protective housing 3, the protective housing 3 is concavely provided with a groove adapted to the shape of the radio frequency instrument 2, the protective housing 3 covers the charging mechanism 1, and the radio frequency instrument 2 can be wrapped for protection by the protective housing 3 and the charging mechanism 1, so that the charging device has the functions of oil proofing, water proofing and dust proofing, and is not easy to fall to damage the radio frequency instrument 2.

The protective housing 3 is ABS plastic protective housing 3, and ABS plastic protective housing 3 quality is light, and has certain hardness, can be high temperature resistant, and the pliability is good.

The processor 103 is an MCU processor 103, the MCU processor 103 has high performance and low power consumption, and can enter a sleep mode, so that the power consumption is greatly reduced, when the device is used, the MCU processor 103 can be awakened through the outside, and other modules with larger power consumption are awakened through the MCU processor 103, so that the power is further saved.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The utility model provides a charging device, is applied to the radio frequency appearance, its characterized in that, charging device includes charging mechanism, one side of charging mechanism is equipped with and is used for laying the lay structure of radio frequency appearance, be equipped with in the lay structure be used for with the first docking portion that the radio frequency appearance charges the butt joint, be provided with PCBA board in the charging mechanism, be provided with treater and electricity connection on the PCBA board the module that charges of first docking portion, be provided with on the charging mechanism and be used for the response the hall sensor of magnetic part on the radio frequency appearance, hall sensor signal connection the treater, the radio frequency appearance lay in during the lay structure, the module that charges is through first docking portion output voltage extremely the radio frequency appearance.

2. The charging device of claim 1, wherein the charging module comprises a battery and a charge management circuit, the charge management circuit being in signal connection with the processor, the battery delivering a voltage to the radio frequency meter via the charge management circuit.

3. The charging device of claim 2, wherein the battery is a lithium battery having an electrical capacity of 5000mAH or more.

4. The charging device of claim 2, wherein the charging module further comprises a boost drive circuit, the boost drive circuit being signally connected to the processor.

5. The charging device of claim 1, wherein an ADC detection circuit for detecting the power of the radio frequency meter is disposed on the PCBA board, and the ADC detection circuit is in signal connection with the processor.

6. The charging device of claim 1, wherein the first docking portion is a POGO-PIN spring PIN disposed within the mounting structure.

7. The charging device of claim 2, wherein the charging mechanism is provided with an LED status light, the LED status light being electrically connected to the processor, the LED status light being configured to display a state of charge of the charging mechanism and an amount of charge of the battery.

8. The charging device of claim 1, further comprising a protective housing that covers the charging mechanism to protect the radio frequency instrument.

9. The charging device of claim 8, wherein the protective housing is an ABS plastic housing.

10. The charging device of claim 1, wherein the processor is an MCU processor.