CN212783534U - Novel No. 1 rechargeable battery - Google Patents

Abstract

The utility model relates to a novel No. 1 rechargeable battery, including metal casing, lithium ion cell, the PCB board, upper cover and anodal sheetmetal, metal casing internally mounted lithium ion cell, lithium ion cell is equipped with the anodal guide pin and the negative pole guide pin that the syntropy was drawn forth, anodal guide pin and negative pole guide pin electric connection PCB board, PCB board periphery side is equipped with a plurality of draw-in grooves, the upper cover is installed in PCB board top through trip joint draw-in groove, be equipped with a plurality of sheetmetal mounting grooves in the upper cover, anodal sheetmetal inserts the sheetmetal mounting groove through the picture peg and installs in the upper cover top, anodal sheetmetal center department is equipped with convex battery positive contact, the metal casing bottom is the battery negative pole, metal casing, lithium ion cell, the PCB board, the upper cover, anodal sheetmetal is equipped with reasonable complex packaging structure, can realize fast assembly, and firm difficult scattered frame, anodal guide pin and negative pole electricity core that the syntropy was drawn forth simultaneously reduce the wiring distance, The line loss is reduced, and the actual production requirements are met.

Description

Novel No. 1 rechargeable battery

Technical Field

The utility model relates to a battery field, concretely relates to novel No. 1 rechargeable battery.

Background

The No. 1 battery, also called D type battery, is a battery with a diameter of 34.2mm and a height of 61.5mm, and has very wide application, the traditional No. 1 battery is a dry battery, the dry battery is discarded after use and can not be recycled for multiple times, and the damage to human health and environment can be caused, so that rechargeable No. 5 and No. 7 batteries appear on the market at present, but because of technical limitation and large capacity requirement, the rechargeable No. 1 battery on the market is rarely rechargeable on the market at present, the structural design of the rechargeable No. 1 battery on the market is complex, the assembly speed is slow during production and manufacture, the efficiency is low, the structure is unstable, the production requirement can not be well met, and the conventional lithium ion battery is arranged in the rechargeable battery No. 1 at present, the positive and negative of the lithium ion battery are led out in opposite directions, the positive pole is under the negative pole, the positive pole and the negative pole are connected with a PCB board through a lead, at this time, the, can separate between electric core and casing, influence the installation and the loss electric energy, lengthened the charge time, it is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

There is the defect to prior art, the utility model aims to solve the problem how to guarantee that No. 1 rechargeable battery equipment is convenient, the structure is firm, provides a novel No. 1 rechargeable battery for this, and concrete technical scheme is as follows:

a novel No. 1 rechargeable battery comprises a metal shell, a lithium ion cell, a PCB, an upper cover and an anode metal sheet, wherein the lithium ion cell is arranged in the metal shell, the lithium ion cell is provided with an anode guide pin and a cathode guide pin which are led out in the same direction, the anode guide pin and the cathode guide pin are electrically connected with the PCB, the PCB is provided with a charging port, the periphery of the PCB is provided with a plurality of clamping grooves, the bottom of the upper cover is provided with a clamping hook corresponding to the positions of the clamping grooves, the upper cover is arranged above the PCB through the clamping groove of the clamping hook, the top of the upper cover is provided with a limiting step with the diameter larger than the inner diameter of the metal shell, a plurality of metal sheet mounting grooves are arranged in the upper cover, the periphery of the anode metal sheet is provided with inserting plates corresponding to the positions of the metal sheet mounting grooves, the anode metal sheet is inserted into the metal sheet mounting grooves through the inserting plates and is arranged above the upper cover, the PCB is provided with a negative electrode elastic sheet extending towards the outside, the negative electrode elastic sheet is in contact with the inner wall of the metal shell, and the bottom of the metal shell is a battery negative electrode.

As an optimal scheme of the utility model, lithium ion battery cell has 3, and anodal guide pin and negative pole guide pin pass through welding electric connection PCB board.

As an optimized proposal of the utility model, the trip has 3 and arranges around the circumference such as upper cover center pin.

As a preferred scheme of the utility model, the upper cover is equipped with keeps away the position groove, keeps away the position groove and is close to and is located the sheetmetal mounting groove, and the picture peg inserts the sheetmetal mounting groove and buckles the picture peg through keeping away the position groove.

As an optimized proposal of the utility model, the metal shell is a steel shell.

The utility model has the advantages that: metal casing, lithium ion cell, PCB board, upper cover, anodal sheetmetal are equipped with reasonable complex package assembly, can realize fast assembly, and firm difficult scattered frame that is equipped with simultaneously lithium ion cell and be equipped with the anodal guide pin of electric core and the electric core negative pole guide pin of syntropy drawing out, syntropy draw out and reduce the wiring distance, reduce the line loss, satisfy production actual demand.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a perspective view of the lithium ion battery cell and the PCB board of the present invention;

FIG. 4 is a perspective view of the upper cover and the PCB of the present invention;

fig. 5 is a perspective view of the positive electrode metal plate and the PCB of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in figures 1-5, a novel No. 1 rechargeable battery comprises a metal casing 1, a lithium ion cell 2, a PCB 3, an upper cover 4 and a positive pole metal sheet 5, wherein the lithium ion cell 2 is arranged in the metal casing 1, the lithium ion cell 2 is provided with a positive pole guide pin 21 and a negative pole guide pin 22 which are led out in the same direction, the positive pole guide pin 21 and the negative pole guide pin 22 are electrically connected with the PCB 3, the PCB 3 is provided with a charging port 31, the periphery of the PCB 3 is provided with a plurality of clamping grooves 32, the bottom of the upper cover 4 is provided with a clamping hook 41 corresponding to the positions of the clamping grooves 32, the upper cover 4 is arranged above the PCB 3 by clamping the clamping grooves 32 through the clamping hook 41, the top of the upper cover 4 is provided with a limit step 42 with the diameter larger than the inner diameter of the metal casing 1, after the lithium ion cell 2 and the PCB 3 are placed in the inner cavity of the metal casing 1, the limit step 42 pushes against the upper wall of the metal casing 1 to prevent, the periphery side of the positive metal sheet 5 is provided with a plug board 51 corresponding to the position of the metal sheet mounting groove 43, the positive metal sheet 5 is inserted into the metal sheet mounting groove 43 through the plug board 51 and is mounted above the upper cover, the center of the positive metal sheet 5 is provided with a convex battery positive contact 52, the positive metal sheet 5 is electrically connected with the PCB 3, the PCB 3 is provided with a negative elastic sheet 33 extending outwards, the negative elastic sheet 33 is in contact with the inner wall of the metal shell 1, and the bottom of the metal shell 1 is a battery negative electrode.

Specifically, 3 and parallel connection are available for lithium ion cell 2, PCB board 3 is equipped with step-down circuit, charging circuit, protection circuit, these functional circuits belong to conventional circuit in current rechargeable battery and do not explain again, lithium ion cell carries 3.7V voltage and is reduced voltage through step-down circuit to 1.5V's standard battery voltage, step-down circuit does not explain again here for conventional circuit, anodal guide pin 21 and negative pole guide pin 22 pass through welding electric connection PCB board, when assembling rechargeable battery like this, 3 lithium ion cell 2 after the welding are very convenient as a part equipment with PCB board 3.

Specifically, 3 trip 41 have and arrange around the circumference such as upper cover 4 center pin, and the draw-in groove 32 of the same reason also has 3, and the inboard of trip 41 is the inclined plane and conveniently inserts in draw-in groove 32, and in addition, metal casing 1 can be used for a long time for the steel shell.

Specifically, as shown in fig. 4, the upper cover 4 is provided with a avoiding groove 44, the avoiding groove 44 is close to the metal sheet mounting groove 43, the inserting plate 51 is inserted into the metal sheet mounting groove 43 and then directly passes through the avoiding groove 44 through a jig or a hand to bend the inserting plate 51, so that the positive metal sheet 5 cannot fall out, and in addition, as shown in fig. 5, 3 metal sheet mounting grooves 43 are circumferentially arranged around the central shaft of the upper cover 4, meanwhile, the upper cover 4 is additionally provided with 3 electrical grooves, and the conductive metal plate 52 of the positive metal sheet 5 passes through the electrical grooves to directly contact the conductive layer of the PCB 3.

To sum up, the utility model discloses No. 1 rechargeable battery structural design is novel, first pass through welding electric connection PCB board with 3 lithium ion cell's anodal guide pin 21 and negative pole guide pin 22 during the equipment, then anodal sheetmetal 5 inserts sheetmetal mounting groove 43 through picture peg 51 and installs in the upper cover top, upper cover 4 passes through trip 41 joint draw-in groove 32 and installs in PCB board 3 top, at last the 1 inner chamber of metal casing of directly packing into, 5 central departments of anodal sheetmetal are equipped with convex anodal contact 52 of battery, negative pole shell fragment 33 contacts 1 inner wall of metal casing, 1 bottom of metal casing is the battery negative pole, the battery equipment is quick, therefore, the clothes hanger is strong in practicability, and the actual demand of production is satisfied.

The above description is provided for the purpose of describing the present invention in more detail with reference to the preferred embodiments, and it should not be construed that the present invention is limited to these descriptions, and it will be apparent to those skilled in the art that the present invention can be implemented in many ways without departing from the spirit and scope of the present invention.

Claims (5)

1. The utility model provides a novel No. 1 rechargeable battery which characterized in that: the lithium ion battery comprises a metal shell, a lithium ion battery cell, a PCB, an upper cover and an anode metal sheet, wherein the lithium ion battery cell is arranged in the metal shell, the lithium ion battery cell is provided with an anode guide pin and a cathode guide pin which are led out in the same direction, the anode guide pin and the cathode guide pin are electrically connected with the PCB, the PCB is provided with a charging port, the peripheral side of the PCB is provided with a plurality of clamping grooves, the bottom of the upper cover is provided with a clamping hook corresponding to the positions of the clamping grooves, the upper cover is arranged above the PCB through the clamping hook clamping groove, the top of the upper cover is provided with a limiting step with the diameter larger than the inner diameter of the metal shell, the upper cover is internally provided with a plurality of metal sheet mounting grooves, the peripheral side of the anode metal sheet is provided with a plug board corresponding to the positions of the metal sheet mounting grooves, the anode metal sheet is inserted into the metal sheet mounting grooves through the plug board and mounted above the upper cover, the negative pole shell fragment contacts metal casing inner wall, and metal casing bottom is the battery negative pole.

2. The novel No. 1 rechargeable battery as claimed in claim 1, wherein: the lithium ion battery cell has 3, and anodal guide pin and negative pole guide pin pass through welding electric connection PCB board.

3. The novel No. 1 rechargeable battery as claimed in claim 1, wherein: the trip has 3 and arranges such circumference around the upper cover center pin.

4. The novel No. 1 rechargeable battery as claimed in claim 1, wherein: the upper cover is provided with a avoiding groove which is close to the metal sheet mounting groove, and the inserting plate is inserted into the metal sheet mounting groove and bent through the avoiding groove.

5. The novel No. 1 rechargeable battery as claimed in claim 1, wherein: the metal shell is a steel shell.

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