CN215911498U

CN215911498U - Capacity-adjustable rechargeable lithium battery pack

Info

Publication number: CN215911498U
Application number: CN202122492505.2U
Authority: CN
Inventors: 殷滕超; 黄晋发
Original assignee: Shandong Xuzun Electronic Technology Co ltd
Current assignee: Shandong Xuzun Electronic Technology Co ltd
Priority date: 2021-10-17
Filing date: 2021-10-17
Publication date: 2022-02-25
Anticipated expiration: 2031-10-17

Abstract

The utility model discloses a capacity-adjustable rechargeable lithium battery pack which comprises a shell, wherein a wire connecting cavity is arranged at the bottom end inside the shell, battery cavities with openings at the tops are distributed in the shell above the wire connecting cavity in a rectangular array mode, a first current conducting plate is arranged at the bottom end inside the battery cavity, the bottom of the first current conducting plate is connected with a first current conducting rod, the bottom end of the first current conducting rod extends to the inside of the wire connecting cavity and is connected with a negative connector, a cover body is hinged to the top of the battery cavity, and a second current conducting plate is fixed at the bottom of the cover body. According to the utility model, each lithium battery is respectively arranged in the battery cavity, the first current-conducting plate and the second current-conducting plate are respectively connected with the anode and the cathode of a single lithium battery through covering the cover body, and then the lithium batteries are connected in parallel on the connecting circuit, so that the lithium batteries with proper number and proper capacity can be conveniently assembled according to the needs, and the capacity adjustment of the lithium battery pack is greatly facilitated.

Description

Capacity-adjustable rechargeable lithium battery pack

Technical Field

The utility model relates to the technical field of lithium battery packs, in particular to a rechargeable lithium battery pack with adjustable capacity.

Background

The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. The inventor of lithium batteries was edison. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized devices are increasing, and high requirements are made on power supplies. The lithium battery has then entered a large-scale practical stage.

In the lithium battery pack, a plurality of lithium batteries are connected in series to obtain the required working voltage. If higher capacity and higher current are required, the power lithium batteries should be connected in parallel. The combination of series and parallel methods can achieve high voltage and high capacity standards. The existing lithium battery pack has wide application, and has high use frequency in daily articles in industry and manufacturing industry. However, most of the existing lithium battery packs have fixed power and have the problem that the capacity is not adjustable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a face recognition device for automatically recognizing and adjusting height so as to solve the problems in the background technology.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a capacity-adjustable rechargeable lithium battery pack, which comprises a shell, wherein a lead connecting cavity is arranged at the bottom end inside the shell, battery cavities with openings at the tops are distributed in a rectangular array manner inside the shell above the lead connecting cavity, a first current conducting plate is arranged at the bottom end inside the battery cavities, a first current conducting rod is connected to the bottom of the first current conducting plate, the bottom end of the first current conducting rod extends to the inside of the lead connecting cavity and is connected with a negative connector, a cover body is hinged to the top of the battery cavities, a second current conducting plate is fixed to the bottom of the cover body, an L-shaped current conducting rod is connected to the top of the second current conducting plate, the other end of the L-shaped current conducting rod extends to one end of the cover body, which is far away from a hinged shaft of the cover body, a second current conducting rod is arranged inside the shell corresponding to the end of the L-shaped current conducting rod, and the top end of the second current conducting rod is connected with the end of the L-shaped current conducting rod when the cover body is covered, the bottom end of the second conducting rod extends to the inside of the wire connecting cavity and is connected with an anode connector, the wire is connected with an external power supply module wire on one side of the wire connecting cavity, an external power supply socket is arranged at the other end of the external power supply module wire, and the cathode connector and the anode connector are respectively connected with the external power supply module wire through wires;

and a locking assembly for locking the cover body is arranged on the shell on one side of the cover body away from the hinge shaft of the cover body.

Furthermore, a lithium battery is placed in the battery cavity, the lithium battery is a lithium ion battery, and the single power is 3.6V.

Further, the top of the inner side of the battery cavity is in an inverted cone shape.

Further, the locking subassembly include with casing fixed connection's box body, the inside slip of box body is provided with the sliding block, and the sliding block is close to the one end of battery chamber and extends to battery chamber top position department, and the sliding block up end that is located battery chamber top is provided with the inclined plane towards the battery chamber, be provided with reset spring between the sliding block other end and the inside one end of box body, the roof of box body runs through and is provided with the spout, the inside of spout is provided with the slide bar, just the bottom of slide bar with sliding block fixed connection, the top of slide bar extends to box body top fixedly connected with ejector pad.

Furthermore, a cover plate is detachably arranged at the bottom of the wire connecting cavity.

Compared with the prior art, the above one or more technical schemes have the following beneficial effects:

according to the utility model, each lithium battery is respectively arranged in the battery cavity, the first current-conducting plate and the second current-conducting plate are respectively connected with the anode and the cathode of a single lithium battery through covering the cover body, and then the lithium batteries are connected in parallel on the connecting circuit, so that the lithium batteries with proper number and proper capacity can be conveniently assembled according to the needs, and the capacity adjustment of the lithium battery pack is greatly facilitated.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

FIG. 1 is a schematic diagram of the overall structure provided by one or more embodiments of the present invention;

FIG. 2 is a schematic diagram of an overall top view configuration provided by one or more embodiments of the present invention;

fig. 3 is a partial structural view at a of fig. 1.

In the figure:

1. the battery comprises a shell, 2, a wire connecting cavity, 3, a battery cavity, 4, a first conducting plate, 5, a first conducting rod, 6, a negative connector, 7, a cover body, 8, a second conducting plate, 9, an L-shaped conducting rod, 10, a second conducting rod, 11, a positive connector, 12, an external power supply module wire, 13, an external power supply socket, 14, a box body, 15, a sliding block, 16, a reset spring, 17, a sliding groove, 18, a sliding rod, 19, a push block, 20 and a cover plate.

Detailed Description

The utility model is further described with reference to the following figures and examples.

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1-3, a capacity-adjustable rechargeable lithium battery pack comprises a housing 1, a lead connecting cavity 2 is arranged at the bottom end inside the housing 1, battery cavities 3 with open tops are distributed in a rectangular array inside the housing 1 above the lead connecting cavity 2, a first current conducting plate 4 is arranged at the bottom end inside the battery cavities 3, a first current conducting rod 5 is connected to the bottom of the first current conducting plate 4, the bottom end of the first current conducting rod 5 extends to the inside of the lead connecting cavity 2 and is connected with a negative electrode connector 6, a cover body 7 is hinged to the top of the battery cavities 3, a second current conducting plate 8 is fixed to the bottom of the cover body 7, an L-shaped current conducting rod 9 is connected to the top of the second current conducting plate 8, the other end of the L-shaped current conducting rod 9 extends to one end of the cover body 7 far away from the hinged shaft, a second current conducting rod 10 is arranged inside the housing 1 corresponding to the end of the L-shaped current conducting rod 9, and the top ends of the second current conducting rod 10 are closed by the cover body 7, the lithium battery box is connected with the end part of an L-shaped conducting rod 9, the bottom end of a conducting rod II 10 extends to the inside of a wire connecting cavity 2 and is connected with an anode connector 11, the wire is connected with an external power supply module line 12 on one side of the wire connecting cavity 2, an external power supply socket 13 is arranged at the other end of the external power supply module line 12, a cathode connector 6 and the anode connector 11 are respectively connected with the external power supply module line 12 through wires, through the structure, each lithium battery is respectively arranged in the battery cavity, a cover body is covered, a current conducting plate I and a current conducting plate II are respectively connected with the anode and the cathode of a single lithium battery, and then the lithium batteries are connected to a connecting circuit in parallel, so that the capacity in the box body can be properly reduced according to actual needs, namely, a proper number of lithium batteries are placed in the battery cavity;

the casing 1 of lid 7 one side apart from its articulated shaft is provided with the locking subassembly that is used for locking lid 7, and when the use, accessible locking subassembly is opened lid 7 and is changed the battery of battery chamber inside, easy operation, convenient to use.

In this embodiment, the lithium cell has been placed to the inside in battery chamber 3, and the lithium cell is lithium ion battery, and single power is 3.6V, and lithium ion battery has better performance than the lithium cell in the past.

In this embodiment, the top of the inner side of the battery cavity 3 is in an inverted cone shape, so that the cover 7 can be covered conveniently, and the contact area between the cover 7 and the housing 1 is increased.

In this embodiment, the locking assembly includes a box body 14 fixedly connected to the housing 1, a sliding block 15 is slidably disposed inside the box body 14, one end of the sliding block 15 near the battery cavity 3 extends to a position above the battery cavity 3, an inclined plane facing the battery cavity 3 is disposed on an upper end surface of the sliding block 15 above the battery cavity 3, a return spring 16 is disposed between the other end of the sliding block 15 and one end inside the box body 14, a sliding slot 17 is disposed through a top wall of the box body 14, a sliding rod 18 is disposed inside the sliding slot 17, a bottom end of the sliding rod 18 is fixedly connected to the sliding block 15, a pushing block 19 is fixedly connected to a top end of the sliding rod 18 extending to a top of the box body 14, by the above structure, when the cover body 7 is closed, the cover body 7 is only turned downward, one side of the cover body 7 contacts with the inclined plane at an end of the sliding block 15 to push the sliding block 15 to compress the return spring 16 and move towards the inside of the box body, when the cover body 7 is completely closed, the sliding block 15 is reset by the acting force of the reset spring 16, the cover body 7 is locked, when the cover body 7 needs to be opened, the sliding block 15 can be driven to move only by pushing the push block 19, the locking of the cover body 7 is released, the operation is convenient, and the battery replacement and disassembly efficiency is improved.

In this embodiment, the cover plate 20 is detachably disposed at the bottom of the wire connection cavity 2, so that the circuit connection wire can be conveniently adjusted and replaced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a capacity adjustable chargeable formula lithium cell group which characterized in that: comprises a shell (1), a wire connecting cavity (2) is arranged at the bottom end inside the shell (1), a battery cavity (3) with an open top is distributed in the shell (1) above the wire connecting cavity (2) in a rectangular array manner, a first current conducting plate (4) is arranged at the bottom end inside the battery cavity (3), a first current conducting rod (5) is connected to the bottom of the first current conducting plate (4), a negative electrode connector (6) is connected to the bottom end of the first current conducting rod (5) extending into the wire connecting cavity (2), a cover body (7) is hinged to the top of the battery cavity (3), a second current conducting plate (8) is fixed to the bottom of the cover body (7), an L-shaped current conducting rod (9) is connected to the top of the second current conducting plate (8), the other end of the L-shaped current conducting rod (9) extends to one end of the cover body (7) far away from a hinged shaft of the cover body, and a second current conducting rod (10) is arranged inside the shell (1) corresponding to the end part of the L-shaped current conducting rod (9), when the top end of the second conducting rod (10) is covered by the cover body (7), the top end of the second conducting rod (10) is connected with the end part of the L-shaped conducting rod (9), the bottom end of the second conducting rod (10) extends to the inside of the wire connecting cavity (2) and is connected with an anode connector (11), the wire is connected with an external power supply module wire (12) on one side of the wire connecting cavity (2), an external power supply socket (13) is arranged at the other end of the external power supply module wire (12), and the cathode connector (6) and the anode connector (11) are respectively connected with the external power supply module wire (12) through wires;

and a locking component for locking the cover body (7) is arranged on the shell (1) on one side of the cover body (7) far away from the hinge shaft of the cover body.

2. The rechargeable lithium battery pack with adjustable capacity of claim 1, wherein: the lithium battery is placed in the battery cavity (3) and is a lithium ion battery, and the single power is 3.6V.

3. The rechargeable lithium battery pack with adjustable capacity of claim 1, wherein: the top of the inner side of the battery cavity (3) is in an inverted cone shape.

4. The rechargeable lithium battery pack with adjustable capacity of claim 1, wherein: the locking assembly comprises a box body (14) fixedly connected with the shell (1), a sliding block (15) is arranged inside the box body (14) in a sliding mode, one end, close to the battery cavity (3), of the sliding block (15) extends to the position above the battery cavity (3), an inclined plane facing the battery cavity (3) is arranged on the upper end face of the sliding block (15) above the battery cavity (3), a reset spring (16) is arranged between the other end of the sliding block (15) and the inner end of the box body (14), a sliding groove (17) is formed in the top wall of the box body (14) in a penetrating mode, a sliding rod (18) is arranged inside the sliding groove (17), the bottom end of the sliding rod (18) is fixedly connected with the sliding block (15), and the top end of the sliding rod (18) extends to a pushing block (19) fixedly connected with the top of the box body (14).

5. The rechargeable lithium battery pack with adjustable capacity of claim 1, wherein: the bottom of the wire connecting cavity (2) is detachably provided with a cover plate (20).