CN211018314U

CN211018314U - Charger baby

Info

Publication number: CN211018314U
Application number: CN201921957092.7U
Authority: CN
Inventors: 杨光成; 梁凯; 伍艳华
Original assignee: Shenzhen Soudian Technology Development Co ltd
Current assignee: Shenzhen zhumang Technology Co.,Ltd.
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-14
Anticipated expiration: 2029-11-13
Also published as: WO2021093765A1

Abstract

The utility model relates to a treasured technical field charges, concretely relates to treasured charges. This treasured charges includes the shell, locates the PCB board in the shell to and rechargeable battery and the connecting plate all be connected with the PCB board, be equipped with at least one elastic triggering structure that can electrically conduct between connecting plate and rechargeable battery or the shell, be equipped with the circuit that can be switched on by elastic triggering structure on the connecting plate, elastic triggering structure receives the extrusion when rechargeable battery swell and switches on the circuit on the connecting plate. The utility model discloses a through be equipped with at least one elasticity that can electrically conduct between connecting plate and rechargeable battery or shell and trigger the structure, set up the circuit that can be switched on by the elasticity trigger structure on the connecting plate, rechargeable battery extrudes the elasticity trigger structure when the swell appears, and the elasticity trigger structure switches on the circuit on the connecting plate, realizes the measuring to rechargeable battery swell, reduces the potential safety hazard, and simple structure, and is with low costs.

Description

Charger baby

Technical Field

The utility model relates to a treasured technical field charges, concretely relates to treasured charges.

Background

Along with the popularization of mobile terminals, the use of the power bank is more and more extensive.

The charger is a portable charger which can be carried about by an individual, can store electric energy, is mainly used for charging consumer electronic products (such as wireless telephones and notebook computers) such as handheld mobile equipment and the like, and is particularly applied to occasions without external power supply.

At present, the protection of a charger on a battery is from a battery protection circuit, the battery protection circuit can monitor the charging and discharging voltage and the charging and discharging current of an external circuit on the battery, and if the voltage or the current is abnormal, the connection between the battery and the external circuit is cut off. However, the method can only protect and prevent the external circuit connected with the battery from the situations of overcharge, overdischarge, heavy current, short circuit and the like, if the battery is damaged by collision or the production process is poor and difficult to detect in the use process, if the battery is continuously charged and discharged in the subsequent use process, the battery can bulge and expand, even if the battery is ignited and exploded, and the existing protection circuit can not perform corresponding detection and protection.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a treasured charges, overcome and be difficult to detect the battery swell among the current treasured that charges, have the problem of potential safety hazard.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a treasured charges, includes the shell, locates the PCB board in the shell to and all rechargeable battery and the connecting plate of being connected with the PCB board, be equipped with an at least elastic triggering structure that can electrically conduct between connecting plate and rechargeable battery or the shell, be equipped with the circuit that can switch on by elastic triggering structure on the connecting plate, elastic triggering structure receives the extrusion when rechargeable battery swell and switches on the circuit on the connecting plate.

The utility model discloses a further preferred scheme is: the connecting board comprises one of a printed circuit board and an FPC.

The utility model discloses a further preferred scheme is: two elastic trigger structures are arranged on the connecting plate, and each elastic trigger structure can be extruded to conduct a circuit on the connecting plate.

The utility model discloses a further preferred scheme is: the elastic triggering structure is a snap dome which can be extruded by force.

The utility model discloses a further preferred scheme is: the connecting plate is arranged in the middle of the end face, close to the shell, of the rechargeable battery.

The utility model discloses a further preferred scheme is: the treasured that charges still includes the alarm module who is connected with the PCB board, the PCB board controls alarm module and sends alarm signal after the circuit on the elastic triggering structure switches on the connecting plate.

The utility model discloses a further preferred scheme is: the charger baby also comprises at least one charging wire connected with the PCB, wherein the charging wire comprises a first end connected with the PCB, a second end provided with an electric output terminal and a wire body connected with the first end and the second end; be equipped with at least one on the shell and accomodate the groove, accomodate the groove including the wire groove section and the terminal groove section of mutual intercommunication, the intercommunication position of terminal groove section and wire groove section is equipped with the guide inclined plane that sets up by the tank bottom to the notch slope, electric output terminal can be by guide inclined plane roll-off terminal groove section under the exogenic action.

The utility model discloses a still further preferred scheme is that electric output terminal is one of Micro-USB, Type-C, L lighting interface, the tip of terminal groove section is equipped with the arrangement hole, electric output terminal can partly stretch into in the arrangement hole.

The utility model discloses a further preferred scheme is: and two metal contact sets which are symmetrically arranged along the center of the end face are arranged on one end face of the shell.

The utility model discloses a further preferred scheme is: the metal contact group comprises at least two metal contacts, and the metal contacts with the same function in the two metal contact groups are arranged along the center of the end face of the shell symmetrically.

The beneficial effects of the utility model reside in that, compare with prior art, through be equipped with at least one elasticity that can electrically conduct between connecting plate and rechargeable battery or shell and trigger the structure, set up the circuit that can be switched on by the elasticity trigger structure on the connecting plate, rechargeable battery extrudes the elasticity trigger structure when the swell appears, and the circuit on the connecting plate is switched on to the elasticity trigger structure, realizes the measuring to rechargeable battery swell, reduces the potential safety hazard, and simple structure, and is with low costs.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic perspective view of the charger of the present invention;

fig. 2 is a schematic view of a partial structure of the charger of the present invention;

fig. 3 is a schematic view of a partial structure of the charger of the present invention;

fig. 4 is a schematic diagram of the elastic triggering structure before being pressed to conduct the circuit on the connecting plate;

fig. 5 is a schematic diagram of the elastic triggering structure after being pressed to conduct the circuit on the connecting plate.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the present invention provides a preferred embodiment of a power bank.

A charger baby comprises a shell 10, a PCB 20 arranged in the shell 10, a rechargeable battery 30 and a connecting plate 40 which are both connected with the PCB 20, wherein at least one conductive elastic trigger structure 50 is arranged between the connecting plate 40 and the rechargeable battery 30 or the shell 10, a circuit capable of being conducted by the elastic trigger structure 50 is arranged on the connecting plate 40, and the elastic trigger structure 50 is extruded to conduct the circuit on the connecting plate 40 when the rechargeable battery 30 swells.

At least one conductive elastic trigger structure 50 is arranged between the connecting plate 40 and the rechargeable battery 30 or the shell 10, a circuit which can be conducted by the elastic trigger structure 50 is arranged on the connecting plate 40, the rechargeable battery 30 extrudes the elastic trigger structure 50 when swelling occurs, and the elastic trigger structure 50 conducts the circuit on the connecting plate 40, so that swelling detection of the rechargeable battery 30 is realized, potential safety hazards are reduced, the structure is simple, and the cost is low.

The elastic triggering structure 50 has a certain stress range and toughness, so that the false triggering behavior caused by self expansion of the rechargeable battery 30 during charging and discharging is avoided, and the elastic triggering structure 50 is a physical mechanical structure, so that the service life limitation of the electronic sensor is avoided, the performance is stable, and the error is not easy to generate. In addition, the shape, size and number of the elastic triggering structures 50 can be set according to actual needs, and the overall structural design is simple. In addition, each elastic triggering structure 50 can be extruded to conduct the circuit on the connecting plate 40, so that the bulge expansion phenomenon of the rechargeable battery 30 can be detected in time, the detection precision is improved, and the potential safety hazard is reduced.

The elastic triggering structure 50 is arranged between the connecting plate 40 and the rechargeable battery 30, and when the rechargeable battery 30 swells, the elastic triggering structure 50 is extruded to conduct the circuit on the connecting plate 40; the elastic triggering structure 50 is disposed between the connection board 40 and the housing 10, when the rechargeable battery 30 swells, the connection board 40 is pressed toward the housing 10, and the elastic triggering structure is pressed by the housing 10 toward the rechargeable battery 30 to conduct the circuit on the connection board 40. A schematic diagram of the front and back states of the elastic trigger structure 50 pressed to conduct the wires on the connection board 40 can be seen in fig. 4 and 5.

And, the number of the elastic triggering structures 50 on the connecting plate 40 can be set according to actual needs, and can be set to be one, two or more, and each elastic triggering structure 50 can be pressed to conduct the circuit on the connecting plate 40.

Preferably, two elastic triggering structures 50 are arranged on the connecting plate 40, and each elastic triggering structure 50 can be pressed to conduct the circuit on the connecting plate 40. Two elastic trigger structures 50 are arranged on the connecting plate 40, when the rechargeable battery 30 bulges, the circuit on the connecting plate 40 can be conducted by pressing one elastic trigger structure 50, so that the purpose of detecting the bulge of the rechargeable battery 30 is achieved, and the detection precision is improved. Wherein, two elastic trigger structures 50 can be arranged along the length direction of the connection plate 40.

In this embodiment, the connection board 40 includes one of a printed circuit board and an FPC. The printed circuit board is a circuit board with the material hardness larger than that of the FPC. In the present embodiment, the connection board 40 is preferably an FPC. The FPC has high reliability, high wiring density, light weight and thin thickness, so that the charger is lighter as a whole.

Further, the elastic trigger structure 50 is a snap dome that can be pressed by force. The metal dome sheets are arranged between the connecting plate 40 and the rechargeable battery 30 or between the connecting plate 40 and the shell 10, when the rechargeable battery 30 swells, the metal dome sheets are extruded to conduct a circuit on the connecting plate 40, and therefore the charger baby can send out alarm prompt tones or send alarm signals to a background system of the shared charger baby, and the charger baby is simple in structure and low in cost.

Further, the connection plate 40 is provided at the center of the end face of the rechargeable battery 30 near the housing 10. When the rechargeable battery 30 swells, the middle part of the rechargeable battery 30 is more likely to swell, and the connecting plate 40 is arranged in the middle of the end face of the rechargeable battery 30, so that the swelling phenomenon of the rechargeable battery 30 can be detected in time, the detection precision is improved, and the potential safety hazard is reduced.

In this embodiment, the power bank further includes an alarm module (not shown) connected to the PCB 20, and the PCB 20 controls the alarm module to send an alarm signal after the elastic trigger structure 50 switches on the circuit on the connection board 40. The elastic trigger structure 50 is squeezed to conduct the circuit on the PCB 20, which indicates that the rechargeable battery 30 bulges, and the PCB 20 controls the alarm module to send out an alarm signal, or sends the alarm signal to the background management system, so as to notify the manager in time.

The alarm module may be disposed on the PCB 20, or may be separately disposed. The present embodiment preferably places the alarm module on the PCB board 20.

In this embodiment, referring to fig. 1 and 3, the power bank further includes at least one charging wire 60 connected to the PCB 20. The user can charge the corresponding electronic product through the charging line 60. The number of the charging wires 60 can be one, two or more than two, the charging wires 60 can have different interfaces, and electronic products with different charging interfaces can be charged. Preferably set up three charging wires 60 in this embodiment, the user can use the treasured that charges to charge simultaneously for three electronic product that have the same interface type, perhaps, charges simultaneously for the electronic product of different interface types, promotes the experience of charging.

Specifically, the charging wire 60 comprises a first end 61 connected with the PCB 20, a second end 62 provided with an electrical output terminal, and a wire body 63 connecting the first end 61 and the second end 62; be equipped with at least one on the shell 10 and accomodate groove 11, accomodate groove 11 including the wire groove section 111 and the terminal groove section 112 of mutual intercommunication, the intercommunication position of terminal groove section 112 and wire groove section 111 is equipped with the guide inclined plane 113 that sets up by the tank bottom to the notch slope, electric output terminal can be by guide inclined plane 113 roll-off terminal groove section 112 under the exogenic action.

Wherein, the one end that many charging wires 60 are connected with PCB board 20 can be that many charging wires 60 are integrated in one end and are connected with PCB board 20, also can be separately be connected with PCB board 20 respectively.

And, it is corresponding with the quantity of charging wire 60 to accomodate the quantity of groove 11, it locates to accomodate groove 11 on the shell 10, it includes wire groove section 111 and the terminal groove section 112 of mutual intercommunication to accomodate groove 11, wire groove section 111 is used for settling and fixing charging wire 60, terminal groove section 112 is used for placing electric output terminal, wire groove section 111 and terminal groove section 112's intercommunication position sets up the guide inclined plane 113 that sets up by the tank bottom to the notch slope, electric output terminal can be by guide inclined plane 113 roll-off terminal groove section 112 under the exogenic action. Through set up on the shell 10 and accomodate groove 11, the user can promote charging wire 60 is followed the 113 roll-offs in guide inclined plane need not to pull out charging wire 60 hard during the use, and it is very convenient to use, and product experience is good.

In addition, as a preferred scheme, the sectional area of the wire groove section 111 is greater than the sectional area of the wire body 63, the outer contour of the wire body 63 is cylindrical, the wire groove section 111 is used for accommodating the wire body 63 of the charging wire 60, the wire groove section 111 is strip-shaped, and the width of the wire groove section 111 is slightly greater than the diameter of the charging wire 60, so that the charging wire 60 can be accommodated in the wire groove section 111 without being extruded, the charging wire 60 is not easy to fall out of the wire groove section 111, meanwhile, the friction resistance is small when the charging wire 60 is taken out, and the charging wire 60 is very convenient to take out. When the charging wire 60 is located in the accommodating slot 11, the electrical output terminal is located in the terminal slot section 112, the electrical output terminal can slide out from the terminal slot section 112 along the guiding inclined plane 113, the wire body 63 of the charging wire 60 connected with the electrical output terminal is also jacked up, and at this time, the charging wire 60 can be taken out from the accommodating slot 11 for charging the mobile terminal.

And the electric output terminal is one of Micro-USB, Type-C, L lighting interfaces, the tip of terminal groove section 112 is equipped with arrangement hole 114, the electric output terminal can partly stretch into in the arrangement hole 114, set up arrangement hole 114 at the tip of terminal groove section 112, when charging wire 60 was accomodate in accomodate the groove 11, the electric output terminal can partly stretch into in the arrangement hole 114 to cover the protection to the electric output terminal, reduce the wearing and tearing of joint.

In this embodiment, referring to fig. 1, two metal contact sets 12 are disposed on an end surface of the housing 10 and are disposed symmetrically along the center of the end surface.

Specifically, the metal contact group 12 includes at least two metal contacts 121, and the metal contacts 121 with the same function in the two metal contact groups 12 are arranged along the center of the end face of the housing 10 symmetrically.

The metal contact 121 may be a metal contact 121 connected to another device for charging, communication, or program burning. The metal contact 121 for communication can realize bidirectional data transmission, the metal contact 121 for program burning can realize communication connection with other devices, and the other devices update and update programs of the charger. At least two metal contacts 121 are arranged in each metal contact 121 group, and the functions of the metal contacts 121 in the two metal contact 121 groups are arranged symmetrically according to specific requirements, for example: each group of metal contacts 121 is three, wherein one group of metal contacts 121 is set to be a positive electrode-negative electrode-signal, the other group of metal contacts 121 is set to be a signal-negative electrode-positive electrode, and the two groups of metal contacts 121 are symmetrically arranged, so that the two groups of metal contacts 121 can be charged and discharged or communicated with other equipment by the front side or the back side; moreover, one metal contact 121 group has all functions of two or more metal contact 121 groups, so that the charging and discharging and communication requirements can be met only by completely contacting one metal contact 121 group, the structural fault tolerance rate is greatly increased, and the user experience is improved.

Specifically, the metal contact group 12 is provided with three metal contacts 121, and the metal contacts 121 with the same function in the two metal contact groups 12 are symmetrically arranged along the central axis of the end face of the housing 10. In this way, the two metal contact sets 12 can be charged and discharged or communicated with other equipment on the front side or the back side.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations should fall within the scope of the appended claims.

Claims

1. The utility model provides a treasured charges which characterized in that: the rechargeable battery comprises a shell, a PCB arranged in the shell, a rechargeable battery and a connecting plate, wherein the rechargeable battery and the connecting plate are both connected with the PCB, at least one conductive elastic trigger structure is arranged between the connecting plate and the rechargeable battery or the shell, a circuit capable of being switched on by the elastic trigger structure is arranged on the connecting plate, and the circuit on the connecting plate is switched on by the elastic trigger structure under the extrusion when the rechargeable battery bulges.

2. The power bank of claim 1, wherein: the connecting board comprises one of a printed circuit board and an FPC.

3. The power bank of claim 1, wherein: two elastic trigger structures are arranged on the connecting plate, and each elastic trigger structure can be extruded to conduct a circuit on the connecting plate.

4. The power bank according to any one of claims 1 to 3, wherein: the elastic triggering structure is a snap dome which can be extruded by force.

5. The power bank of claim 1, wherein: the connecting plate is arranged in the middle of the end face, close to the shell, of the rechargeable battery.

6. The power bank of claim 1, wherein: the treasured that charges still includes the alarm module who is connected with the PCB board, the PCB board controls alarm module and sends alarm signal after the circuit on the elastic triggering structure switches on the connecting plate.

7. The power bank of claim 1, wherein: the charger baby also comprises at least one charging wire connected with the PCB, wherein the charging wire comprises a first end connected with the PCB, a second end provided with an electric output terminal and a wire body connected with the first end and the second end; be equipped with at least one on the shell and accomodate the groove, accomodate the groove including the wire groove section and the terminal groove section of mutual intercommunication, the intercommunication position of terminal groove section and wire groove section is equipped with the guide inclined plane that sets up by the tank bottom to the notch slope, electric output terminal can be by guide inclined plane roll-off terminal groove section under the exogenic action.

8. The power bank as claimed in claim 7, wherein the electrical output terminal is one of Micro-USB, Type-C and L lighting interfaces, a mounting hole is formed at the end of the terminal slot section, and the electrical output terminal can partially extend into the mounting hole.

9. The power bank of claim 1, wherein: and two metal contact sets which are symmetrically arranged along the center of the end face are arranged on one end face of the shell.

10. The power bank of claim 9, wherein: the metal contact group comprises at least two metal contacts, and the metal contacts with the same function in the two metal contact groups are arranged along the center of the end face of the shell symmetrically.