CN218275418U - Spliced charging and power supply device - Google Patents

Abstract

The utility model discloses a concatenation is filled power supply unit, including a plurality of the same modules that charge, every module that charges has at least both sides to be equipped with an electrical connection component respectively, one of them is public seat, another is female seat, public seat and female seat are pegged graft each other and are realized the electricity between the adjacent module that charges and be connected, electrical connection component includes a plurality of electrically conductive shell fragments, the casing is stretched out to the one end of electrically conductive shell fragment on the public seat, can insert female seat with dialling, be connected with electrically conductive shell fragment electricity on the female seat, reach under the condition that only inserts electricity for a module that charges through the connection between public seat of the module that charges and the female seat, the effect of the power supply for a plurality of modules that charge simultaneously, and then realize charging and the purpose of power supply for a plurality of equipment simultaneously.

Description

Splicing charging and power supply device

Technical Field

The utility model relates to a battery charging outfit technical field, concretely relates to concatenation fills power supply unit.

Background

Along with the improvement of people's standard of living, charging device has been the articles for use that can not lack in the life, and a charging device can only charge or supply power for an electrical apparatus usually, and everyone probably has a plurality of equipment that need charge now, when a plurality of electrical apparatus charge simultaneously, must use a large amount of sockets mouth, not only occupy a large amount of areas, also seem very chaotic.

SUMMERY OF THE UTILITY MODEL

The utility model provides a power supply unit is filled in concatenation to the multi-purpose electrical apparatus that exists among the solution prior art needs the problem of a plurality of sockets when charging.

The utility model adopts the technical scheme that a spliced charging and power supply device is designed, which comprises a plurality of same charging modules, wherein two sides of each charging module are respectively provided with an electric connection component, one of the electric connection components is a male seat, the other electric connection component is a female seat, and the male seat on one charging module and the female seat on the other charging module are mutually spliced to realize the electric connection between the adjacent charging modules;

the electric connection component comprises a fixed support, a first connecting piece and a second connecting piece, wherein the fixed support is arranged in a cavity arranged inwards of a shell of the charging module and comprises a clamping groove used for mounting a PCB (printed circuit board) and a first groove with an outward opening and adjacent to the clamping groove, and a plurality of first through holes which are perpendicular to the clamping groove and parallel to each other are arranged on the side edge of the clamping groove adjacent to the first groove; the fixed block is arranged in the first groove and is provided with a plurality of second through holes concentric with the first through holes; and the plurality of conductive elastic sheets are arranged in the second through holes of the fixed block and penetrate through the first through holes on the fixed support to be electrically connected with the PCB, one end of the male seat conductive elastic sheet extends out of the shell, and the male seat conductive elastic sheet can be inserted into the second through holes in the female seats of other charging modules in a pluggable manner to be electrically connected with the female seat conductive elastic sheet.

The PCB is provided with a circuit for connecting the electric connection assembly with the anode and the cathode of the power supply, each electric connection assembly comprises four conductive elastic sheets, two of the conductive elastic sheets are connected with the anode of the power supply, and the two conductive elastic sheets are connected with the cathode of the power supply.

Preferably, the fixing bracket is integrally formed by plastic and fixed in the housing of the charging module.

Furthermore, three sides of each charging module are respectively provided with an electric connection component, and the electric connection between the adjacent charging modules is realized through mutual insertion of the male seat and the female seat.

Furthermore, the charging module shell is respectively provided with a pair of inward second grooves at the upper end and the lower end of the electric connection component, and magnets are respectively arranged in the inward second grooves and used for combining a plurality of charging modules into a whole.

Furthermore, each charging module is provided with the same USB interface and the same internal circuit.

Preferably, the extending side of the male seat conductive elastic sheet is provided with a protective sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a plurality of sides at the module of charging set up electric connection assembly, couple together a plurality of modules of charging through electric connection assembly, realize charging or the purpose of supplying power simultaneously for a plurality of equipment simultaneously.

2. The utility model discloses set up magnet in every module both sides that charge, make a plurality of modules that charge splice each other very conveniently through magnet and electrically conduct and realize that one charges or supplies power to a plurality of modules simultaneously.

Drawings

The invention is described in detail below with reference to an embodiment and the attached drawing figures, wherein:

fig. 1 is a perspective view of an internal structure of a charging module;

FIG. 2 is a perspective view of a charging module;

FIG. 3 is a perspective view of the female seat;

FIG. 4 is a perspective view of the male seat;

FIG. 5 is a schematic diagram of three charging modules that need to be connected;

FIG. 6 is an exploded schematic view of the connection assembly;

FIG. 7 is a schematic view of the connection assembly in place;

FIG. 8 is a side view of a mounting block in the coupling assembly;

description of the reference numerals: 1. a USB interface; 2. a fixed bracket; 3. a working module; 4. a magnet; 5. an electrical connection assembly; 7. a PCB board; 8. a fixed block; 9. a female conductive elastic sheet; 10. a male conductive spring; 11. a first groove; 12. a card slot; 13. a second through hole; 14. a second groove.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, it is right to combine figure and embodiment below the utility model discloses carry out the detailed description. It should be understood that the following description of specific embodiments is merely illustrative of the invention and is not intended to limit the invention.

The utility model provides a splicing charging and power supplying device, which comprises a plurality of identical charging modules, wherein at least two sides of each charging module are respectively provided with an electric connecting component, one of the electric connecting components is a male seat B, the other one is a female seat A, and the male seat B on one charging module and the female seat A on the other charging module are mutually spliced to realize the electric connection between the adjacent charging modules;

the electric connection component comprises a fixed support, a first connecting piece and a second connecting piece, wherein the fixed support is arranged in a cavity formed by the charging module shell inwards and comprises a clamping groove used for mounting a PCB (printed circuit board) and a first groove with an outward opening and adjacent to the clamping groove, and a plurality of first through holes which are perpendicular to the clamping groove and are parallel to each other are formed in the side edge of the clamping groove adjacent to the first groove; the fixed block is arranged in the first groove and is provided with a plurality of second through holes concentric with the first through holes; and the plurality of conductive elastic sheets are arranged in the second through holes of the fixed block and penetrate through the first through holes on the fixed support to be electrically connected with the PCB, one end of the male seat conductive elastic sheet extends out of the shell and can be inserted into the second through hole of the female seat A of the other charging module in a pluggable manner to be electrically connected with the female seat conductive elastic sheet.

As an embodiment of the utility model, be equipped with coupling assembling in the both sides of the module of charging. Referring to fig. 1, each charging module includes: the wireless charging device comprises a USB interface 1 connected with a power supply, a working module 3 used for realizing charging, and electric connecting assemblies 5 used for connecting different charging modules, wherein the two electric connecting assemblies 5 are distributed on two side surfaces of the charging module, one of the two electric connecting assemblies is a male seat B, the other one of the two electric connecting assemblies is a female seat A, an external power supply supplies power to the working module 3 of the charging module, meanwhile, the external power supply supplies power to the other charging module adjacent to the charging module through the electric connecting assembly 5 of the charging module, the working module 3 is a wireless charging working module which emits electromagnetic waves outwards to charge the wireless charging device, the wireless charging working module comprises a wireless charging control module, a wireless charging coil, a heat dissipation mechanism, a temperature control module, a protection module and an LED indicator lamp, the wireless charging control module and the wireless charging coil in the working module 3 start to emit electromagnetic waves with different parameters to the wireless charging device according to the requirements of different wireless charging devices after supplying power, further charging the wireless charging device, the protection module in the working module 3 monitors the voltage and current in the circuit of the working module 3 when working, when the voltage and current are abnormal, a signal is output to stop the working module 3, the wireless charging is stopped, the protection module also has the function of automatically trying to recover the working, when the circuit automatically stops working due to abnormality, the heat dissipation structure is responsible for dissipating heat to the working module 3, the temperature control module monitors the temperature in the working module 3, when the temperature exceeds the warning temperature, the temperature control module sends a signal to reduce the working power of the working module 3, at the moment, the charging speed of the wireless charging device is slow, the heat productivity of the module is small, the temperature gradually drops, after the temperature drops to a certain temperature, the temperature control module sends a signal to recover the working power of the working module 3, the wireless charging equipment starts to be charged normally, the LED indicating lamp is turned on when the wireless charging module works, the wireless charging module is turned off when not working, and the plurality of charging modules can be assembled together through the male base B and the female base A when in use, so that the plurality of wireless charging equipment can be charged.

As shown in fig. 6, 7 and 8, the electrical connection component 5 adopts a POGOPIN structure, and includes a fixed support 2 disposed in a cavity inwardly disposed in a housing of the charging module, the fixed support 2 includes a slot 12 for mounting the PCB 7 and a first groove 11 having an outward opening and being adjacent to the slot 12, and a plurality of first through holes perpendicular to the slot 12 and parallel to each other are disposed on a side edge of the slot 12 adjacent to the first groove 11; the fixed block 8 is installed in the recess 11, be equipped with a plurality of with the concentric second through-hole 13 of first through-hole and a plurality of electrically conductive shell fragment on it, electrically conductive shell fragment is installed in the second through-hole 13 of fixed block 8 and is passed the first through-hole on the fixed bolster 2 and is connected with PCB board 7 electricity, install public seat electrically conductive shell fragment 10 one end on second through-hole 13 in public seat B and stretch out the casing, can insert the second through-hole 13 in female seat A with inserting, with install female seat electrically conductive shell fragment 9 electricity on second through-hole 13 in female seat A and be connected, fig. 3 and fig. 4 are the stereogram of public seat B and female seat A after installing.

The PCB 7 in the electric connection component 5 is used for electrically connecting the USB interface 1 connected with the external power supply with the USB interface 1 of the adjacent charging module, so that the external power supply of one charging module can supply power to the adjacent charging module. The electric connection component 5 comprises four conductive elastic sheets, the conductive elastic sheets have the same specification, two conductive elastic sheets are connected with the positive pole of a power supply, two conductive elastic sheets are connected with the negative pole of the power supply, the conductive elastic sheets connected with the positive pole flow forward current, the conductive elastic sheets connected with the negative pole flow reverse current, one surface of the PCB 7 is provided with four contact points for contacting with the conductive elastic sheets, the other surface of the PCB 7 is provided with two contact points for connecting with the positive pole and the negative pole of the power supply, two leads are used for communicating the contact points with the USB interface 1, the four contact points on one side surface facing to the conductive elastic sheets are mutually connected with the two contact points on one side surface back to the conductive elastic sheets on the PCB 7 to conduct a circuit, in order to improve the number of developed charging modules as much as possible, compared with the situation that the purpose of flowing large current is achieved by increasing two thickened conductive elastic sheets, the large current is dispersed into a plurality of small currents, the small currents flow through the small conductive elastic sheets and can more extend the charging module as much as possible under the physical quantity limiting conditions of maximum voltage, maximum current, maximum heat productivity and the like which do not exceed the conductive elastic sheets, the four conductive elastic sheets with small cross sectional areas are compared with the two conductive elastic sheets with large cross sectional areas, if the maximum currents which can flow through the four conductive elastic sheets with small cross sectional areas are consistent, the space occupied by the four conductive elastic sheets with small cross sectional areas in the charging module is smaller, the thickness of the manufactured charging module is thinner, the charging module is made to be light and thin, and the use and the outgoing carrying are facilitated.

Preferably, the fixing support 2 is integrally formed by plastic, so that the overall weight of the charging module is reduced. The two ends of one side of the clamping groove 12 for placing the PCB 7 on the fixed support 2 adopt bending structures so as to improve the structural strength of the frame, reduce the probability of structural frame damage and improve the durability.

In another embodiment of the present invention, each charging module is provided with an electrical connection component 5 on three sides except the side where the USB interface 1 is located, the male seats B and the female seats a distributed on different charging module sides are plugged into each other to realize the electrical connection between adjacent charging modules, the plugging of the charging modules can be more flexible by providing the electrical connection component 5 on three sides, the charging modules are less susceptible to space limitation, the charging modules are divided into two types, a charging module comprising three electrical connection components 5 comprises a female seat a, two male seats B, another charging module comprising three electrical connection components 5 comprises a male seat B, two female seats a, two types of charging modules cooperate with each other to complete the power supply of a charging module to a plurality of charging modules.

The utility model discloses upper and lower both ends at the electric connection component 5 of the module of charging are provided with a pair of interior second recess 14 respectively, be provided with a magnet 4 in every second recess 14 respectively, make the grafting between the module of charging more stable through magnet 4 actuation together, it is just pegged graft with female seat A and makes up and insecure to prevent to lean on public seat B to peg graft together, peg graft and break off easily, even break off also easy contact unstability, can't stabilize for the power supply of adjacent module of charging, so consolidate the grafting between the module of charging through magnet 4, it is more stable to make the grafting between the different modules of charging, the unstable condition of other modules of charging power supplies can not appear the module of charging of inserting electricity.

Each charging module is provided with the same USB interface 1 and the same internal circuit, each charging module is completely consistent, the plugging sequence and the plugging position do not need to be considered when the modules are spliced, all the charging modules can be combined randomly, each single body does not need an independent power supply module and a combined module, convenience and flexibility are realized, power can be supplied to other modules through the internal same power supply design, as shown in fig. 5, for example, USB1 is externally connected with power, then ABC, BAC, BCA, CBA and ACB can be spliced as an input interface end, B \ C, even more D, E and other modules can be supplied with power, the splicing mode can be freely arranged and combined, one module can supply power to a plurality of modules simultaneously, if USB2 is connected with a charging wire, B is used as an externally connected charging module, power can also be supplied to A \ C, ABC, BAC, BCA, CBA, ACB and the like can be spliced, functional use is not influenced, any module can be used as an externally connected power supply module, through the internal same power supply design, the other modules can be connected with power, more than 1v, and more than three power supply voltage can be realized through more than three power supply design.

Preferably, the outer side of the male seat conductive elastic sheet 10 is provided with a protective sleeve, the protective sleeve can protect the conductive elastic sheet of the part of the male seat B which stretches out of the module shell from being damaged by the outside, the damage of the conductive elastic sheet easily causes the condition of poor electric connection contact between the two modules, and the protective sleeve avoids the condition.

The second through holes 13 in the male seat B and the female seat A on the fixing block 8 are designed to be holes with the same shape and size as the cross section of the conductive elastic sheet, so that the conductive elastic sheet is positioned, and the conductive elastic sheet is accurately contacted with a contact point on the PCB 7 when moving in the charging module, and cannot deviate from the position of the contact point.

Preferably, the end of the conductive elastic sheet contacting with the contact point on the PCB 7 is of a retractable structure, so that the male base B and the female base a of the two charging modules can be connected, after the conductive elastic sheets on the male base B and the female base a are all shifted into the charging modules, the conductive elastic sheets shifted inwards can be in interference fit with the contact point on the PCB 7, the conductive elastic sheets are tightly pressed on the contact point on the PCB 7 during stable contact, thereby avoiding the occurrence of poor contact, and meanwhile, when different charging modules are connected, the conductive elastic sheets 10 of the male base connecting with the two modules are in contact with the conductive elastic sheets 9 of the female base, the contact ends of the two conductive elastic sheets are designed into a structure with one end retractable structure and one end non-retractable structure, so that the two ends of the contact ends are also prevented from being in a retracted state simultaneously while the interference fit is ensured between the male base B and the female base a, and the poor contact occurs.

When the charging module starts to work, firstly, the power supply outputs current to a USB interface 1 of the charging module, the charging module is called a first charging module, the current enters a working module 3 of the first charging module through the USB interface 1, the charging module electrically connected with the first charging module is called a second charging module, when the second charging module needs to be supplied with power, a male seat B or a female seat A on the second charging module is mutually inserted with a male seat B or a female seat A on the first charging module to realize the electric connection between the two charging modules, simultaneously, magnets 4 on the modules attract each other to tightly attract the two charging modules together to play a role in strengthening the electric connection stability of the two modules, the male seat B of the first charging module is connected with the female seat A of the second charging module or the female seat A of the first charging module is connected with the male seat B of the second charging module, part of the current in the first charging module flows into a male seat B or a female seat A of the first charging module through a lead which is communicated with the USB interface 1 through a male seat B or a female seat A, then the current flows into a female seat A or a male seat B of a second charging module which is connected with the male seat B or the female seat A of the first charging module, the male seat B or the female seat A of the second charging module supplies power to a working module 3 of the second charging module through a lead which is communicated with the USB interface 1, the charging module expanded on the second charging module is called a third charging module, if the third charging module is required to be connected, the male seat B or the female seat A of the third charging module can be connected with the male seat B or the female seat A which is not occupied on the second charging module, the current flows into the male seat B or the female seat A of the third charging module, and the working module 3 of the third charging module is supplied power through a lead which is communicated with the USB interface 1, the third charging module starts to work, and so on, under the condition of only supplying power to the USB interface 1 of one charging module, the third charging module can supply power to a plurality of charging modules, but the upper limit of the power supplied by the power supply cannot be exceeded, and meanwhile, the problem of heat dissipation of large current is also considered, and under the condition of not exceeding various objective condition limits, the third charging module can supply power to a plurality of charging modules.

The utility model discloses an in an embodiment, splice a plurality of modules of charging together through public seat B and female seat A, every module central point that charges all embeds wireless charging device, guarantees to charge for all the circumstances that the module all supplies power for all, charges for a plurality of wireless charging equipment through built-in wireless charging device, for example charge simultaneously for two cell-phones + earphone etc. need wireless equipment of charging.

The utility model discloses an in an embodiment, with a plurality of modules that charge through public seat B and female seat A concatenation together, guarantee for all under the condition that the module all supplies power of charging, supply power for lighting apparatus through the USB interface 1 of each module except that first module of charging, can apply to the concatenation show box that blind box, toy, microlandschaft etc. need light show, can effectually realize a plurality of lighting apparatus and light after a plurality of modules of charging splice, and then a plurality of doll lamp house simultaneous workings, need not many power supply lines.

The utility model discloses an in the embodiment, with a plurality of modules of charging through public seat B and female seat A piecing together, guarantee for all the circumstances that the module of charging all supplies power, supply power for the backlight lamp plate through the USB interface 1 of each module except that the first module of charging, use as the backlight on the wall, the backlight on the wall requires frivolously, so the wall backlight that uses backlight module concatenation to become has very much the advantage.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (7)

1. A spliced charging and power supply device comprises a plurality of identical charging modules, and is characterized in that at least two sides of each charging module are respectively provided with an electric connection assembly, one of the electric connection assemblies is a male seat, the other electric connection assembly is a female seat, and the male seat on one charging module and the female seat on the other charging module are mutually inserted to realize the electric connection between the adjacent charging modules;

the electric connection component comprises a fixed support, a first connecting piece and a second connecting piece, wherein the fixed support is arranged in a cavity arranged inwards of the shell of the charging module and comprises a clamping groove used for mounting a PCB (printed circuit board) and a first groove with an outward opening and adjacent to the clamping groove, and a plurality of first through holes which are perpendicular to the clamping groove and parallel to each other are arranged on the side edge of the clamping groove adjacent to the first groove; the fixed block is arranged in the first groove and is provided with a plurality of second through holes concentric with the first through holes; and the plurality of conductive elastic sheets are arranged in the second through hole of the fixed block and penetrate through the first through hole on the fixed support to be electrically connected with the PCB, one end of the male seat conductive elastic sheet extends out of the shell and can be inserted into the second through hole of the female seat of the other charging module in a pluggable manner to be electrically connected with the female seat conductive elastic sheet.

2. The spliced charging and power supplying device according to claim 1, wherein a circuit is arranged on the PCB for connecting the electric connection assembly and the positive electrode and the negative electrode of the power supply, each electric connection assembly comprises four conductive elastic pieces, two of which are connected with the positive electrode of the power supply and two of which are connected with the negative electrode of the power supply.

3. The assembled charging and power supplying device as claimed in claim 1, wherein the fixing bracket is integrally formed by plastic and fixed in the housing of the charging module.

4. The splicing charging and power supplying device as claimed in claim 1, wherein each of the charging modules has one of the electrical connecting components on each of three sides thereof, and the electrical connection between the adjacent charging modules is realized by inserting the male socket and the female socket into each other.

5. The splicing charging and power supplying device as claimed in claim 1, wherein the charging module housing is provided with a pair of second inward grooves respectively at upper and lower ends of the electrical connection assembly, and a magnet is respectively provided therein for integrally combining a plurality of the charging modules.

6. The spliced charging and power supplying device as claimed in claim 1, wherein each charging module is provided with the same USB interface and the same internal circuit.

7. The spliced charging and power supply device according to claim 1, wherein a protective sleeve is arranged on the extending side of the conductive elastic sheet of the male seat.

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