CN206471872U - A kind of porous lightning protection charger - Google Patents

Abstract

The utility model discloses a porous lightning protection charger, which comprises an upper cover, a lower cover, and a power PCB board. A plurality of support columns are arranged in the middle of the lower cover, and a USB carrier board is arranged on the support columns. The USB There is a hollow structure between the carrier board and the lower cover, the USB carrier board is provided with a plurality of evenly distributed USB interfaces, the upper cover is provided with USB openings, and the USB openings correspond to the USB interfaces; the structure of the present application It is compact and has multiple functions such as USB charging, socket interface, and lightning protection at the same time, which can greatly expand the functions of the existing socket; through the support column, a hollow structure is formed on the power PCB board, USB interface, socket board bracket, and lightning protection module , effectively avoiding mutual interference between adjacent modules, making the structure compact while ensuring the normal operation of each module, and at the same time, the hollow structure can effectively avoid heat accumulation, improve heat dissipation performance, and thus improve the overall service life.

Description

A kind of porous lightning protection charger

technical field

The utility model relates to a charger device, in particular to a porous lightning protection charger.

Background technique

With the improvement of living standards, handheld electronic products such as tablet computers, e-books, mobile phones, media players, etc. Charging is done through a charger, which provides an interface for handheld electronic devices to connect to a power source, and provides reliable DC power to electrical devices that can store electrical energy.

Since the currently used charger does not have lightning protection equipment, it is easy to cause damage to the charger when used in thunderstorm weather.

However, if the lightning protection module, USB module, power module, and socket module are combined together, if the distribution is uneven, the heat will not be effectively dissipated during use, which will affect the normal operation of adjacent modules. Accelerated aging will seriously affect the service life.

Utility model content

In view of the above problems, the utility model aims to provide a porous lightning protection charger with compact structure, good heat dissipation performance and long service life.

In order to achieve this technical purpose, the solution of the utility model is: a porous lightning protection charger, including an upper cover, a lower cover, and a power supply PCB board, a plurality of support columns are arranged in the middle of the lower cover, and a plurality of support columns are arranged on the support columns. There is a USB carrier board, a hollow structure between the USB carrier board and the lower cover, a plurality of evenly distributed USB interfaces are arranged on the USB carrier board, a USB opening is arranged on the upper cover, and the USB opening is connected to the lower cover. Corresponding to the USB interface;

The inner lower part of the lower cover is provided with a power supply PCB board, the upper inner part of the lower cover is provided with a lightning protection module, the two sides of the lower cover are respectively provided with socket board brackets, and the socket board brackets are correspondingly provided with shrapnel. The two sides of the lower cover are respectively provided with socket cover plates, and the socket cover plates are matched with the socket plate brackets;

The bottom of the lower cover is also provided with a copper plug, and the copper plug is electrically connected to the power supply PCB.

Preferably, a Mylar sheet is arranged on the back of the USB carrier board.

Preferably, the lightning protection module includes a piezoresistor and a lightning protection indicator light, the piezoresistor is electrically connected to the power supply PCB, and the lightning protection indicator light protrudes from the upper cover.

Preferably, the USB carrier board is also electrically connected to a working indicator light, and a light guide plate is arranged on the upper side of the lower cover, and the light guide plate corresponds to the working indicator light.

Preferably, a timing button is also provided on the surface of the upper cover, and the timing button is electrically connected to the power supply PCB.

The beneficial effect of the utility model is that the application has a compact structure, and simultaneously has multiple functions such as USB charging, socket interface, lightning protection, etc., and can greatly expand the function of the existing socket; The board bracket and the lightning protection module form a hollow structure, which effectively avoids mutual interference between adjacent modules, makes the structure compact and ensures the normal operation of each module. At the same time, the hollow structure can effectively avoid heat accumulation, improve heat dissipation performance, and improve the overall performance service life.

Description of drawings

Fig. 1 is the explosion diagram of the utility model;

Fig. 2 is a structural schematic diagram of the utility model.

detailed description

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in Figures 1 and 2, the specific embodiment of the utility model is a porous lightning protection charger, including an upper cover 1, a lower cover 2, and a power PCB board 3, and the middle part of the lower cover 2 is provided with a plurality of A support column 4, the support column 4 is provided with a USB carrier board 5, a hollow structure is formed between the USB carrier board 5 and the lower cover 2, and a plurality of evenly distributed USB interfaces 6 are arranged on the USB carrier board 5 , the upper cover is provided with a USB opening 7, and the USB opening 7 corresponds to the USB interface 6;

The inner lower part of the lower cover 2 is provided with a power supply PCB board 3, the upper inner part of the lower cover 2 is provided with a lightning protection module 8, and the two sides of the lower cover 2 are respectively provided with socket board brackets 9, and the inside of the socket board bracket 9 The shrapnel 10 is correspondingly provided, and the two sides of the lower cover 2 are respectively provided with socket cover plates 11, and the socket cover plates 11 are matched with the socket plate bracket 9;

The bottom of the lower cover 2 is also provided with a copper plug 12, and the copper plug 12 is electrically connected with the power supply PCB board 3.

In order to increase the safety and fire performance of the charger, a mylar sheet 13 is arranged on the back of the USB carrier board 5 . Mylar sheet is a film formed by heating dimethyl terephthalate and ethylene glycol with the assistance of related catalysts, undergoing transesterification and vacuum polycondensation, and biaxially stretching. Dimensional stability, straightness and excellent tear strength, heat and cold resistance, moisture resistance, water resistance, chemical corrosion resistance, super insulation performance, excellent electrical, mechanical, heat resistance and chemical resistance.

In order to facilitate the observation of the working state of the lightning protection module, the lightning protection module 8 includes a piezoresistor 81 and a lightning protection indicator light 82, and the piezoresistor 81 is electrically connected to the power supply PCB board 3, and the lightning protection indicator light is connected from the top The cover sticks out. Through the lightning protection indicator, you can know whether the lightning protection module is working normally.

In order to observe the working state of the USB interface conveniently, the USB carrier board 5 is also electrically connected to a working indicator light 14 , and a light guide plate 15 is arranged on the upper side of the lower cover 2 , and the light guide plate 15 corresponds to the working indicator light 14 . Through the working indicator light, you can know the working status of the USB interface.

In order to avoid overshooting of the mobile phone, a timing button 16 is also provided on the surface of the upper cover 1 , and the timing button 16 is electrically connected to the power PCB board 3 . The working time of the USB interface can be set through the timing button, so as to avoid the overcharging of the mobile phone when sleeping at night and affect the life of the battery, and also avoid the overheating of the USB working time.

This application is compact in structure, and has multiple functions such as USB charging, socket interface, and lightning protection at the same time, which can greatly expand the functions of the existing socket; through the support column, it is formed on the power PCB board, USB interface, socket board bracket, and lightning protection module. A hollow structure can effectively avoid mutual interference between adjacent modules, making the structure compact while ensuring the normal operation of each module. At the same time, the hollow structure can effectively avoid heat accumulation, improve heat dissipation performance, and improve the overall service life.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any minor modifications, equivalent replacements and improvements made to the above embodiments according to the technical essence of the present utility model shall be included in the Within the scope of protection of the technical solution of the utility model.

Claims (5)

1. a kind of porous lightning protection charger, it is characterised in that：Including upper lid, lower cover, power supply pcb board, set in the middle part of the lower cover Have and USB support plates are provided with a plurality of support columns, the support column, be hollow structure between the USB support plates and lower cover, it is described Be provided with USB support plates on a plurality of equally distributed USB interfaces, the upper lid and be provided with USB openings, USB opening with USB interface is corresponding；

The lower cover lower inside is provided with power supply pcb board, and the lower cover inside upper part is provided with lightning-protection module, the lower cover two Side, which is respectively arranged with socket board mount, the socket board mount, is correspondingly arranged on shell fragment, and the lower cover both sides are respectively arranged with Receptacle cover plate, the receptacle cover plate matches with socket board mount；

The lower cover bottom is additionally provided with copper sheet plug, and the copper sheet plug is electrically connected with power supply pcb board.

2. porous lightning protection charger according to claim 1, it is characterised in that：The USB support plates back side is provided with wheat drawing Piece.

3. porous lightning protection charger according to claim 1, it is characterised in that：The lightning-protection module include piezo-resistance and Lightning protection indicator lamp, the piezo-resistance is electrically connected with power supply pcb board, and the lightning protection indicator lamp stretches out from upper lid.

4. porous lightning protection charger according to claim 1, it is characterised in that：The USB support plates are also electrically connected with work Light guide plate is provided with the upside of indicator lamp, the lower cover, the light guide plate is corresponding with relay indicating light.

5. porous lightning protection charger according to claim 1, it is characterised in that：The upper lid surface be additionally provided with timing by Button, the timing button is electrically connected with power supply pcb board.