CN212033163U

CN212033163U - Cylindrical battery with standard charging interface

Info

Publication number: CN212033163U
Application number: CN202021129332.7U
Authority: CN
Inventors: 秦燕; 秦树勇
Original assignee: Shenzhen Avenergy Technology Co ltd
Current assignee: Guizhou Anwei Chuanneng Technology Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-11-27
Anticipated expiration: 2030-06-16

Abstract

The utility model belongs to the technical field of batteries, in particular to a cylindrical battery with a standard charging interface, which comprises a round metal cylinder with an open end, an electric core arranged in the metal cylinder, a multifunctional PCB electrically connected with the electric core, a charging interface arranged on the multifunctional PCB, a positive cap arranged at one end of the PCB and a negative plate; a strip-shaped plug hole is formed in the shell of the metal cylinder, the shape of the plug hole is consistent with that of the plug end of the charging interface, and the plug end of the charging interface is exposed out of the plug hole; the negative pole piece is arranged at the opening end of the metal cylinder, and the outer end of the positive pole cap passes through the perforation in the negative pole piece and then is positioned outside the metal cylinder. Compare with prior art, directly arrange the PCB board in the opening tip of metal section of thick bamboo to directly set up the spliced eye on the casing of metal section of thick bamboo, the spliced eye shape is unanimous with the interface that charges, then seals the opening of metal section of thick bamboo through the negative pole piece, and electricity core and PCB board form a whole, thereby, the utility model has the beneficial technological effect of simple structure, the assembly of being convenient for.

Description

Cylindrical battery with standard charging interface

Technical Field

The utility model relates to the technical field of batteries, specifically indicate a but be equipped with standard dry battery that the interface that charges directly charges.

Background

The rechargeable battery is various, the cylindrical dry battery is one of them, traditional nickel-chromium, nickel-hydrogen rechargeable battery is replaced by the longer, more stable lithium cell of life-span gradually, what this kind of rechargeable battery charging methods was used commonly adopts the charging seat to charge simultaneously a plurality of dry batteries, when going out, it is very inconvenient to carry, in view of this, the dry battery that has the interface that charges is seen off, this kind of dry battery includes the metal cylinder for place electric core, then be equipped with the connecting cylinder of placing the PCB board at the open end of metal cylinder, connecting cylinder and metal cylinder components of a whole that can function independently set up, thereby lead to the battery structure complicated, the packaging efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the shortcomings of the prior art, the utility model aims to provide a cylindrical battery with a standard charging interface.

In order to achieve the above object, the utility model adopts the following technical scheme: a cylindrical battery with a standard charging interface comprises a circular metal cylinder with an opening at one end, an electric core arranged in the metal cylinder, a multifunctional PCB electrically connected with the electric core, a charging interface arranged on the multifunctional PCB, a positive electrode cap arranged at one end of the PCB and a negative electrode plate; a strip-shaped plug hole is formed in the shell of the metal cylinder, the shape of the plug hole is consistent with that of the plug end of the charging interface, and the plug end of the charging interface is exposed out of the plug hole; the negative pole piece is arranged at the opening end of the metal cylinder, and the outer end of the positive pole cap passes through the perforation in the negative pole piece and then is positioned outside the metal cylinder. The PCB with PTC temperature protection and charge-discharge protection is arranged in the end part of the opening of the metal cylinder, the plug hole is directly formed in the shell of the metal cylinder, the shape of the plug hole is consistent with that of a charging interface, then the opening of the metal cylinder is sealed through the negative pole piece, and the battery core and the PCB form a whole body, so that assembly is facilitated.

Specifically, in order to fix the PCB, the PCB fixing device further comprises a left support and a right support which are arranged in the opening end of the metal tube and used for fixing the PCB, a first notch is arranged in one side edge of the left support, a second notch is arranged in one side edge of the right support, and after the left support and the right support are assembled, the first notch and the second notch form a switching hole in an enclosing mode, wherein the shape of the switching hole is consistent with that of the plugging hole.

The inner surface of the negative plate arranged at the opening end is attached to the end surfaces of the left bracket and the right bracket.

Furthermore, the outer walls of two sides of one end part close to the negative pole piece on the left support are respectively provided with a first sinking position, the outer walls of two sides of one end part close to the negative pole piece on the right support are respectively provided with a second sinking position, and after the left support and the right support are assembled, the first sinking positions and the second sinking positions on the same side are combined to form a square sinking position.

The negative plate is formed by integrally molding a circular plate with a through hole therein and two connecting plates vertically connected with the edge of the circular plate.

Preferably, the charging interface is a TYPE-C interface.

The beneficial technical effects are as follows: compared with the prior art, in the opening tip of a metal section of thick bamboo was arranged in to the PCB board that directly will have PTC temperature protection, charge-discharge protection, no longer adopted the fixed PCB board of components of a whole that can function independently structure to directly set up the spliced eye on the casing of a metal section of thick bamboo, the spliced eye shape is unanimous with the interface that charges, then seals the opening of a metal section of thick bamboo through the negative pole piece, and electricity core and PCB plate form a whole, thereby, the utility model has the beneficial technological effect of simple structure, the assembly of being convenient for.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention.

Detailed Description

In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.

The embodiment of the utility model provides a cylindrical battery with standard charging interface, as shown in fig. 1, it includes a circular metal cylinder 1, is equipped with the opening in its one end, is equipped with electric core 2, the multi-functional PCB board 3 of being connected with electric core 2 electricity in metal cylinder 1, is equipped with charging interface 4 on the multi-functional PCB board, is equipped with positive cap 5 in one end of PCB board 3, still includes negative pole piece 6; a strip-shaped plug hole 102 is formed in the shell of the metal cylinder 1, the shape of the plug hole 102 is consistent with that of the plug end of the charging interface, and the plug end of the charging interface is exposed out of the plug hole; the negative plate 6 is arranged at the opening end of the metal cylinder, and the outer end of the positive cap 5 passes through the perforation in the negative plate 6 and then is positioned outside the metal cylinder 1.

Specifically, in order to fix the PCB 3, the connector further comprises a left bracket 7 and a right bracket 8 which are arranged in the opening end of the metal tube and used for fixing the PCB, wherein a first notch 701 is arranged in the edge of one side of the left bracket, a second notch 801 is arranged in the edge of one side of the right bracket 8, and after the left bracket 7 and the right bracket 8 are assembled, the first notch and the second notch form a switching hole which is in the same shape as the shape of the plugging hole 102.

Here, the side of the left bracket 7 is provided with an insertion cylinder 702 and an insertion square column 703, the side of the right bracket 8 is provided with an insertion round hole and an insertion square hole corresponding to the insertion cylinder 702 and the insertion square column 703, respectively, and the left bracket 7 and the right bracket 8 are cylindrical after being assembled.

Semicircular notches are formed in the end plates of the left support 7 and the right support 8, a circular through hole is formed after the semicircular notches and the end plates are combined, and the positive electrode cap 5 penetrates through the through hole.

The inner surface of the negative plate 6 arranged at the opening end is attached to the end surfaces of the left bracket 7 and the right bracket 8.

Further, the outer walls of the two sides of one end part of the left support 7 close to the negative pole piece are respectively provided with a first sinking position 704, the outer walls of the two sides of one end part of the right support close to the negative pole piece are respectively provided with a second sinking position 804, and after the left support 7 and the right support 8 are assembled, the first sinking position 704 and the second sinking position 804 which are positioned on the same side are combined to form a square sinking position.

The negative electrode sheet 6 is formed by integrally molding a circular plate 601 having a through hole therein and two connecting plates 602 vertically connected to the edge of the circular plate.

In this embodiment, the charging interface 4 is a TYPE-C interface. Because the TYPE-C interface is more and more widely applied and tends to become a new standard interface, the TYPE-C interface adopted herein has wider application range. However, for those skilled in the art, other interfaces, such as the conventional microsub interface, may be used to achieve the charging effect.

To sum up, in the direct PCB board 3 that will have PTC temperature protection, charge-discharge protection arranged in metal section of thick bamboo 1's opening end, no longer adopted the fixed PCB board 3 of components of a whole that can function independently structure to directly set up spliced eye 102 on the casing of metal section of thick bamboo, the spliced eye shape is unanimous with the interface that charges, then seals metal section of thick bamboo 1's opening through negative pole piece 6, and electric core 2 and PCB board 3 form a whole, thereby, the utility model discloses have simple structure, the beneficial technological effect of the assembly of being convenient for.

In the above description, it should be noted that the terms "mounted," "connected," and the like are used in a broad sense, and for example, they may be fixedly connected, detachably connected, or integrally connected; the connection may be direct or indirect via an intermediate medium, and the connection may be internal to the two components.

It is to be understood that the above-described embodiments are only some of the embodiments of the present invention, and not all embodiments, and that the appended drawings illustrate preferred embodiments of the present invention, but do not limit the scope of the invention. The present invention may be embodied in many different forms and, on the contrary, these embodiments are provided so that this disclosure will be thorough and complete. All utilize the equivalent structure that the content of the utility model discloses a specification and attached drawing was done, direct or indirect application is in other relevant technical field, all is in the same way the utility model discloses within the patent protection scope.

Claims

1. A cylindrical battery with a standard charging interface comprises a circular metal cylinder with an opening at one end, an electric core arranged in the metal cylinder, a multifunctional PCB electrically connected with the electric core, a charging interface arranged on the multifunctional PCB, a positive electrode cap arranged at one end of the PCB and a negative electrode plate; the charging device is characterized in that a strip-shaped plug hole is formed in the shell of the metal cylinder, the shape of the plug hole is consistent with that of the plug end of the charging interface, and the plug end of the charging interface is exposed out of the plug hole; the negative pole piece is arranged at the opening end of the metal cylinder, and the outer end of the positive pole cap passes through the perforation in the negative pole piece and then is positioned outside the metal cylinder.

2. The cylindrical battery with the standard charging interface as claimed in claim 1, further comprising a left bracket and a right bracket disposed in the opening end of the metal tube for fixing the PCB, wherein a first notch is disposed in a side edge of the left bracket, a second notch is disposed in a side edge of the right bracket, and after the left bracket and the right bracket are assembled, the first notch and the second notch form a connection hole with a shape consistent with that of the connection hole.

3. The cylindrical battery with the standard charging interface as claimed in claim 2, wherein the inner surface of the negative plate at the opening end is attached to the end faces of the left bracket and the right bracket.

4. The cylindrical battery with a standard charging interface as claimed in claim 3, wherein the left bracket has a first sinking position on both sides of the outer wall of one end portion close to the negative plate, and the right bracket has a second sinking position on both sides of one end portion close to the negative plate, and after the left bracket and the right bracket are assembled, the first sinking position and the second sinking position on the same side are combined to form a square sinking position.

5. A cylindrical battery provided with a standard charging interface as claimed in claim 1, wherein the negative electrode sheet is integrally formed by a circular plate having a through hole therein and two connection plates perpendicularly connected to the edges of the circular plate.

6. The cylindrical battery with a standard charging interface of claim 1, wherein the charging interface is a TYPE-C interface.