CN219575985U - Charger - Google Patents

Abstract

The utility model belongs to the technical field of electronic products, and relates to a charger, which comprises pins, a metal piece and a rotating shaft, wherein one end of each pin is provided with a through hole; the metal piece is arranged through the through hole and fixedly connected with the pin; one end of the rotating shaft penetrates through the through hole, and is fixedly connected with the pin through the metal piece; the pin can fold and rotate between the storage position and the charging position through the rotating shaft under the action of external force, and the assembly mode of the pin and the rotating shaft not only enhances the stability of the connection of the pin and the rotating shaft, but also prevents the connection part of the rotating shaft and the pin from being exposed, thereby effectively reducing the possibility of the pin rotation due to the influence of external tiny objects and improving the practicability of the charger.

Description

Charger

Technical Field

The utility model relates to the field of electronic products, in particular to a charger.

Background

The charger is a common tool for electronic elements, and can charge some chargeable digital products, so that the charger can keep electric quantity at the moment, and is an indispensable tool in daily life and work.

In the related art, a hole site is arranged on a rotating shaft of the charger, one end of the pin penetrates through the hole site and exposes out of the rotating shaft, and the pin is assembled and connected with the rotating shaft in the mode. Wherein, the rotating shaft is formed by plastic injection molding.

However, the pin and the rotating shaft are assembled on the base of the charger after being connected in the assembly mode, the rotating shaft is easy to deform and break in the rotating process after the rotating shaft is injection molded, the connection between the rotating shaft and the pin is unstable, and the connection stability is poor.

Disclosure of Invention

The embodiment of the utility model aims to provide a charger, which solves the technical problems of weak connection mode and poor connection stability of pins and a rotating shaft of the existing charger.

In order to solve the above technical problems, the embodiment of the present utility model provides a charger, which adopts the following technical scheme:

the charger comprises pins, a metal piece and a rotating shaft, wherein one end of each pin is provided with a through hole; the metal piece is arranged through the through hole and fixedly connected with the pin; one end of the rotating shaft penetrates through the through hole, and is fixedly connected with the pin through the metal piece; the pin rotates between the storage position and the charging position through the rotating shaft under the action of external force.

In a preferred scheme of some embodiments, a first limiting groove is formed in the hole wall of the through hole, a first limiting protrusion matched with the first limiting groove is formed in the metal piece, and the first limiting protrusion is accommodated in the first limiting groove so as to limit the metal piece to rotate relative to the pin by taking the rotating shaft as an axis.

In a preferred solution of some embodiments, the metal piece is further provided with a second limiting protrusion, the second limiting protrusion is connected with the first limiting protrusion, and the second limiting protrusion abuts against a side surface of the pin, so as to limit the pin from being separated from the metal piece outwards.

In a preferred aspect of some embodiments, a receiving cavity is disposed in the rotating shaft, and the metal piece is disposed in the receiving cavity.

In a preferred scheme of some embodiments, the metal piece is provided with a second limiting groove, the rotating shaft faces the accommodating cavity and is convexly provided with a third limiting protrusion matched with the second limiting groove, and the third limiting protrusion is accommodated in the second limiting groove so as to limit the metal piece to move along the axis direction of the rotating shaft.

In a preferred scheme of some embodiments, a third limiting groove is arranged on the rotating shaft, the third limiting groove is arranged along the circumferential direction of the rotating shaft, and the pin is clamped in the third limiting groove.

In some preferred embodiments, a fourth limiting groove is further formed in the hole wall of the through hole, a rotation limiting portion is arranged on the rotating shaft, and the rotation limiting portion is clamped in the fourth limiting groove to limit the rotating shaft to rotate relative to the pins by taking the rotating shaft as a shaft.

In a preferred aspect of some embodiments, the charger further includes an electrical connector for electrically connecting with an electrode of the circuit board, a conductive protrusion is disposed on an outer side of the pin, and the conductive protrusion of the pin is electrically connected with the electrical connector when the pin is rotated to a charging position through the rotation shaft.

In a preferred aspect of some embodiments, the charger further includes a base, an integrated part is disposed inside the base, and the pins, the rotating shaft, and the electrical connector are received in the integrated part.

In a preferred version of some embodiments, the charger further comprises a cover disposed over the base integration, the cover being connected to the base integration.

Compared with the prior art, the charger provided by the embodiment of the utility model has the following main beneficial effects:

the charger is characterized in that a metal piece is arranged in a through hole of a pin, and a rotating shaft penetrates through the through hole of the pin and is fixedly connected with the pin through the metal piece; when the rotating shaft rotates, as the metal piece is arranged inside the rotating shaft, the stability of the connection of the rotating shaft and the pins is enhanced, the rotating shaft is not easy to deform, and the practicability of the charger is improved.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic perspective view of a pin and shaft assembly of a charger according to one embodiment of the present utility model;

fig. 2 is a schematic perspective view of the charger pin of fig. 1;

FIG. 3 is a schematic perspective view of the charger metal of FIG. 1;

FIG. 4 is a schematic perspective view of the metal piece after being connected with the pins;

FIG. 5 is a schematic plan view of a shaft;

FIG. 6 is a cross-sectional view taken along section A-A of FIG. 5;

FIG. 7 is a schematic view of the structure of the charger-related components integrated on the base;

FIG. 8 is a schematic view of the overall structure of the related components of FIG. 7 after they are encapsulated by a cover;

FIG. 9 is a schematic view of the overall structure of the alternate angle of FIG. 8;

the reference numerals in the drawings are as follows:

Detailed Description

The terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion; the terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.

In the description of the utility model and the claims and the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, references herein to "an embodiment" mean that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

The technical scheme of the utility model is described in detail below by specific examples. The following embodiments may be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments.

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1, the present utility model provides a preferred embodiment of a charger.

A charger comprises a pin 100, a metal piece 200 and a rotating shaft 300, wherein one end of the pin 100 is provided with a through hole 110; the metal piece 200 is arranged through the through hole 110 and fixedly connected with the pin 100; one end of the rotating shaft 300 is provided with the through hole 110 in a penetrating way, and the rotating shaft 300 is fixedly connected with the pin 100 through the metal piece 200, so that the pin 100 can rotate between the storage position and the charging position through the rotating shaft 300 under the action of external force.

In summary, compared with the prior art, the charger has at least the following beneficial effects: according to the charger, the metal piece 200 is arranged in the through hole 110 of the pin 100, the rotating shaft 300 penetrates through the through hole 110 of the pin 100 and is fixedly connected with the pin 100 through the metal piece 200, so that the stability of the connection mode of the pin 100 and the rotating shaft 300 is enhanced, and the pin 100 can be effectively folded and rotated between the storage position and the charging position; meanwhile, the assembling mode of the pin 100 and the rotating shaft 300 can also realize that when the pin 100 is in a storage state, the joint of the rotating shaft 300 and the pin 100 is not exposed, so that the possibility that the pin 100 rotates due to the fact that external tiny objects enter the joint is effectively reduced, and the practicability of the charger is improved.

In order to better understand the solution of the present utility model by those skilled in the art, the following description will clearly and completely describe the solution of the embodiment of the present utility model with reference to fig. 1 to 8.

In this embodiment, as shown in fig. 2 to 6, a first limiting groove 111 is disposed on the hole wall of the through hole 110, a first limiting protrusion 210 matched with the first limiting groove 111 is disposed on the metal piece 200, and the first limiting protrusion 210 is accommodated in the first limiting groove 111, so as to limit the metal piece 200 to rotate relative to the pin 100 with the rotating shaft 300 as an axis, so that the connection between the metal piece 200 and the pin 100 is more stable, and the metal piece 200 cannot rotate relative to the pin 100 with the rotating shaft 300 as an axis in the process of rotating the pin 100 through the rotating shaft 300.

Preferably, the metal piece 200 is further provided with a second limiting protrusion 220, the second limiting protrusion 220 is connected with the first limiting protrusion 210, and is located at the outer end of the first limiting protrusion 210, and the second limiting protrusion 220 abuts against the side surface of the pin 100, so that the pin 100 is prevented from being separated from the metal piece 200 outwards, and the connection mode of the rotating shaft 300 and the pin 100 is more compact and stable.

Further, a fourth limiting groove 112 is further provided on the wall of the through hole 110, a rotation limiting portion 340 corresponding to the fourth limiting groove 112 is provided on the rotating shaft 300, and the rotation limiting portion 340 is clamped in the fourth limiting groove 112 to limit the rotating shaft 300 to rotate relative to the pin 100 by taking the rotating shaft 300 as a shaft, so that the stability of connection between the rotating shaft 300 and the pin 100 is further enhanced, and meanwhile, the connection between the rotating shaft 300 and the pin 100 is not exposed due to the assembly mode.

Preferably, the metal member 200 may be made of stainless steel, iron, aluminum, silver, copper, zinc, etc., and the metal member 200 has high hardness, deformation resistance, good wear resistance, and can increase the service life of the metal member 200.

In one embodiment, as shown in fig. 5 and 6, the accommodating cavity 310 is provided in the rotating shaft 300, and the metal piece 200 is provided in the accommodating cavity 310, so that the rotating shaft 300 and the metal piece 200 are integrated, the whole structure is compact, the volume of the rotating shaft 300 and the metal piece 200 assembled integrally is reduced, and the production cost can be effectively reduced.

Further, the metal piece 200 is further provided with a second limiting groove 230, the rotating shaft 300 is provided with a third limiting protrusion 320 which is matched with the second limiting groove 230 towards the accommodating cavity 310, the third limiting protrusion 320 is accommodated in the second limiting groove 230, the metal piece 200 is limited to move along the axial direction of the rotating shaft 300 by means of the snap connection of the third limiting protrusion 320 and the second limiting groove 230, and the connection stability of the metal piece 200 and the rotating shaft 300 is enhanced.

The rotating shaft 300 is further provided with a third limiting groove 330, the third limiting groove 330 is arranged along the circumferential direction of the rotating shaft 300, and the pin 100 is clamped in the third limiting groove 330, so that the pin 100 is limited to move left and right relative to the rotating shaft 300, and the connection stability of the pin 100 and the rotating shaft 300 is further enhanced.

In summary, the above-mentioned connection manner between the first limiting groove 111 and the first limiting protrusion 210; the fourth limit groove 112 is connected with the rotation limit part 340; the connection mode of the second limiting groove 230 and the third limiting protrusion 320 is a snap connection, the connection mode is convenient to assemble, and the unit price cost is saved, but in other embodiments, the three connection modes can be set to be magnetic attraction connection, namely, magnets are respectively arranged in two parts to be correspondingly matched and connected, for example, a first magnet is arranged on the horizontal end face of the first limiting groove 111, a second magnet with opposite magnetic poles of the first magnet is arranged on the protruding end face of the first limiting protrusion 210, when the first magnet and the second magnet are close to each other, the first limiting groove 111 and the first limiting protrusion 210 can be fixedly connected through magnetic attraction, the connection mode does not need accurate alignment, the connection is convenient and quick, and the abrasion condition of the connection position corresponding to the two parts can be effectively reduced, so that the service time of the parts can be prolonged.

In one embodiment, as shown in fig. 7 to 8, the charger further includes an electrical connector 400 for electrically connecting with an electrode of the circuit board, the conductive protrusion 120 is disposed on the outer side of the pin 100, when the pin 100 rotates to a charging position through the rotating shaft 300, i.e. the pin 100 protrudes to be in a working state, at this time, the conductive protrusion 120 of the pin 100 is electrically connected with the electrical connector 400, the pin 100 obtains a power supply from the outside, and transmits an electrical signal of the power supply to the electrical connector 400, and then the electrical signal is transmitted to the electrode through the electrical connector 400 to output to the circuit board, and after the circuit board performs voltage conversion and voltage reduction, an output port of the circuit board can output the electrical signal to electronic equipment such as a mobile phone to perform charging.

Specifically, the electrical connector 400 includes a metal spring, and when the pin 100 needs to be extended or folded, the conductive protrusion 120 of the pin 100 contacts with the metal spring, so that the pin can be folded and rotated by the elastic force of the metal spring.

Still further, the charger further includes a base 500, an integrated portion 510 is disposed on the inner side of the base 500, and the pins 100, the rotating shaft 300 and the electrical connector 400 are accommodated in the integrated portion 510, so that the overall assembly structure is more compact, and the charger is convenient to accommodate and carry in a close miniaturization manner.

Preferably, the charger further includes a cover 520, the cover 520 is disposed above the integrated part 510 of the base 500, and the cover 520 is connected with the integrated part 510 of the base 500, thereby reducing the influence of other parts of the charger on the pins 100, the rotation shaft 300, and the electrical connectors in the integrated part 510.

Specifically, the connection mode of the cover 520 and the base 500 includes threaded connection and magnetic connection, that is, screw holes are respectively formed on the cover 520 and the base 500, and then the cover 520 and the base 500 are in threaded connection through screws, so that the connection mode is reliable in connection and convenient to assemble and disassemble, and is widely used in the mechanical field; the structure that magnetism was inhaled and is connected includes two magnets, is one of setting up two magnets on being close to the terminal surface of base 500 through with closing cap 520, sets up another of two magnets on the base 500, when the different homopolar mutual approximation of two magnets, the eddy current of magnet will be with different grade magnet interact, produces the effect of mutual attraction for base 500 and closing cap 520 realize connecting, this kind of connected mode, connect convenient and fast, need not accurate counterpoint, just rely on the positive and negative pole automatic actuation of magnet just can realize the connection of base 500 and closing cap 520, effectively saves installation time.

The foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the scope of the claims of the present utility model.

Claims (10)

1. A charger, characterized by: comprises a pin, a metal piece and a rotating shaft, wherein,

one end of the pin is provided with a through hole;

the metal piece is arranged through the through hole and fixedly connected with the pin;

one end of the rotating shaft penetrates through the through hole, and is fixedly connected with the pin through the metal piece;

the pin rotates between the storage position and the charging position through the rotating shaft under the action of external force.

2. The charger of claim 1 wherein a first limiting groove is formed in a wall of the through hole, a first limiting protrusion matched with the first limiting groove is formed on the metal piece, and the first limiting protrusion is accommodated in the first limiting groove to limit the metal piece to rotate relative to the pin by taking the rotating shaft as an axis.

3. The charger of claim 2 wherein the metal piece is further provided with a second spacing protrusion, the second spacing protrusion being connected to the first spacing protrusion, the second spacing protrusion abutting against a side of the prong to limit outward removal of the prong from the metal piece.

4. The charger of claim 1 wherein said shaft is provided with a receiving cavity therein, said metal member being disposed within said receiving cavity.

5. The charger of claim 4 wherein the metal member is provided with a second limiting groove, the rotary shaft is provided with a third limiting protrusion protruding toward the accommodating cavity, the third limiting protrusion being accommodated in the second limiting groove to limit the metal member to move along the axial direction of the rotary shaft.

6. The charger according to claim 4 or 5, wherein a third limit groove is provided on the rotating shaft, the third limit groove is provided along a circumferential direction of the rotating shaft, and the pin is clamped in the third limit groove.

7. The charger of claim 6 wherein a fourth limiting groove is further formed in the wall of the through hole, a rotation limiting portion is disposed on the rotating shaft, and the rotation limiting portion is clamped in the fourth limiting groove to limit the rotating shaft to rotate relative to the pin with the rotating shaft as an axis.

8. The charger of claim 1 further comprising an electrical connector for electrical connection with the electrodes of the circuit board, wherein the outer sides of the pins are provided with conductive bumps, and wherein the conductive bumps of the pins are electrically connected with the electrical connector when the pins are rotated to a charged position by the rotating shaft.

9. The charger of claim 8 further comprising a base, wherein an integrated portion is disposed inside the base, wherein the pins, the shaft, and the electrical connector are received in the integrated portion.

10. The charger of claim 9 further comprising a cover disposed over the base integration, the cover being connected to the base integration.