CN211555962U

CN211555962U - Novel structure for reducing external resistance formed by lithium ion battery cell

Info

Publication number: CN211555962U
Application number: CN201922122583.6U
Authority: CN
Inventors: 郭永民; 杨春海
Original assignee: Jiangsu Nuodi Amperex Technology Ltd
Current assignee: Jiangsu Nuodi Amperex Technology Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-22
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a reduce lithium ion battery core and become novel structure of external resistance, which comprises a battery, battery surface is equipped with a plurality of probes, the outer parcel of battery has the protective layer, protective layer both sides fixing clip is equipped with the fixed strip, the fixed strip lateral wall rotates and is provided with a plurality of protection devices, the battery both ends all are provided with the fixed block, the inside fixed a plurality of connector lugs that are provided with of fixed block, the connector lug aligns with the longitudinal position of probe, the probe passes through the silver-plated wire and installs on the connector lug with parallelly connected line. The utility model discloses a make probe and connector lug all adopt gilding technology, and the connector lug is fixed to be set up inside the fixed block, can reduce the resistance outside the apparatus effectively, have guaranteed the uniformity of the whole resistance at the same time, thus can improve the effect formed; through being provided with protection device, make things convenient for battery equipment's installation on the one hand, on the other hand can play the guard action to the battery, avoids the battery to damage.

Description

Novel structure for reducing external resistance formed by lithium ion battery cell

Technical Field

The utility model relates to a lithium cell technical field, in particular to reduce lithium ion cell and become novel structure of external resistance.

Background

The lithium ion power battery has the characteristics of higher energy density, no memory effect, more cycle times, long service life and the like, and overcomes various defects of the traditional lead storage battery, so that the electric vehicle which is a traffic tool with complete zero emission and no pollution is easier to enter the lives of people. However, the lithium ion battery cell is not effective in formation due to a large external resistance, and the lithium ion battery cell is easily damaged by impact during use.

Therefore, it is necessary to solve the above problems by devising a novel structure for reducing the external resistance of the lithium ion battery cell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduce lithium ion cell and become novel structure of external resistance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reduce lithium ion battery cell and become external resistance's novel structure, includes the battery, battery surface is equipped with a plurality of probes, the battery outer parcel has the protective layer, protective layer both sides fixing clip is equipped with the fixed strip, the fixed strip lateral wall rotates and is provided with a plurality of protection device, the battery both ends all are provided with the fixed block, the fixed block is inside to be fixed and is provided with a plurality of connector lugs, the connector lug aligns with the longitudinal position of probe, the probe passes through silver-plated wire and installs on the connector lug with parallelly connected line.

Preferably, the protection device comprises an insulating outer layer, an insulating inner layer and a middle ring block, wherein the insulating outer layer and the insulating inner layer are both made of rubber materials.

Preferably, a plurality of arc blocks are fixedly arranged on the inner wall of the insulating inner layer, and a first spring is fixedly arranged between every two adjacent arc blocks.

Preferably, middle part ring piece surface has a plurality of arc protrusion pieces, arc protrusion piece both ends have the stopper, both sides fixed dead lever that is provided with between the stopper, the dead lever both ends all overlap and are equipped with the second spring, second spring one end and stopper fixed connection, second spring other end fixedly connected with slip ring piece, slip ring piece and dead lever looks adaptation.

Preferably, the middle part of the arc-shaped block is fixedly connected with a ball head universal joint, and the bottom end of the ball head universal joint is hinged with a first connecting rod and a second connecting rod.

Preferably, the end parts of the first connecting rod and the second connecting rod are respectively hinged with the top ends of the sliding ring blocks on two sides.

Preferably, the probe and the connector lug are both made by adopting a gold plating process.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a make probe and connector lug all adopt gilding technology, and the connector lug is fixed to be set up inside the fixed block, can reduce the resistance outside the apparatus effectively, have guaranteed the uniformity of the whole resistance at the same time, thus can improve the effect formed;

2. the utility model discloses a fixed strip lateral wall rotates and is provided with protection device, make things convenient for battery equipment's installation on the one hand, on the other hand receives when the battery equipment strikes, the arc piece promotes bulb universal joint toward a side motion, bulb universal joint promotes first connecting rod and second connecting rod motion, the tip of first connecting rod and second connecting rod promotes the slip ring piece motion respectively, the second spring is compressed to produce deformation and has elastic potential energy, the second spring resumes deformation elastic potential energy and turns into kinetic energy promotion slip ring piece recovery normal position, in this process, the elasticity of second spring is cushioned mutually with the power of striking battery, can play the guard action to the battery, avoid the battery to damage.

Drawings

Fig. 1 is a schematic view of the overall front view section of the present invention.

Fig. 2 is a schematic structural view of the protection device of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the device comprises a battery 1, a probe 2, a fixing strip 3, a protection device 4, a fixing block 5, a connector lug 6, an insulating outer layer 7, an insulating inner layer 8, a middle ring block 9, an arc block 10, a first spring 11, an arc protruding block 12, a limiting block 13, a fixing rod 14, a second spring 15, a sliding ring block 16, a ball joint universal joint 17, a first connecting rod 18 and a second connecting rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a reduce lithium ion cell and become novel structure of external resistance as shown in fig. 1-3, including battery 1, battery 1 surface is equipped with a plurality of

probes

2, 1 outer parcel of battery has the protective layer, protective layer both sides fixing clip is equipped with

fixed strip

3, 3 lateral walls of fixed strip rotate and are provided with a plurality of protection device 4, battery 1 both ends all are provided with

fixed block

5, 5 internal fixation of fixed block are provided with a plurality of connector lugs 6, connector lug 6 aligns with probe 2's longitudinal position, probe 2 is installed on connector lug 6 with parallelly connected line through silvered wire.

Further, in the above technical solution, the protection device 4 includes an insulating outer layer 7, an insulating inner layer 8 and a middle ring block 9, the insulating outer layer 7 and the insulating inner layer 8 are both made of rubber material, and the rubber material has good insulating property;

further, in the above technical solution, a plurality of arc blocks 10 are fixedly arranged on the inner wall of the insulating inner layer 8, a first spring 11 is fixedly arranged between adjacent arc blocks 10, and the arrangement of the first spring 11 can play a good supporting role, so that the arc blocks 10 and the insulating inner layer 8 can be integrated;

further, in the above technical solution, the surface of the middle ring block 9 is provided with a plurality of arc-shaped protruding blocks 12, two ends of each arc-shaped protruding block 12 are provided with a limiting block 13, a fixing rod 14 is fixedly arranged between the limiting blocks 13 at two sides, two ends of each fixing rod 14 are both sleeved with a second spring 15, one end of each second spring 15 is fixedly connected with the limiting block 13, the other end of each second spring 15 is fixedly connected with a sliding ring block 16, and the sliding ring blocks 16 are adapted to the fixing rods 14;

further, in the above technical solution, a ball joint universal joint 17 is fixedly connected to the middle of the arc block 10, and a first connecting rod 18 and a second connecting rod 19 are hinged to the bottom end of the ball joint universal joint 17;

further, in the above technical solution, the ends of the first connecting rod 18 and the second connecting rod 19 are respectively hinged with the top ends of the sliding ring blocks 16 at two sides.

Furthermore, in the technical scheme, the probe 2 and the connector lug 6 are both made by adopting a gold plating process, so that the gold has good conductivity, and the resistance can be effectively reduced.

The utility model discloses the theory of operation:

referring to the attached drawing 1 of the specification, the probe 2 and the connector lug 6 are both made by adopting a gold plating process, and the connector lug 6 is fixedly arranged inside the fixed block 5, so that the external resistance of the equipment can be effectively reduced, and meanwhile, the consistency of the overall resistance is also ensured, thereby improving the formation effect;

referring to the attached drawings 2-3 in the specification, the protection device 4 is rotatably arranged on the side wall of the fixing strip 3, on one hand, installation of the battery 1 device is facilitated, on the other hand, when the battery 1 device is impacted, the arc-shaped block 10 pushes the ball joint universal joint 17 to move to one side, the ball joint universal joint 17 pushes the first connecting rod 18 and the second connecting rod 19 to move, the end portions of the first connecting rod 18 and the second connecting rod 19 respectively push the sliding ring block 16 to move, the second spring 15 is compressed to generate deformation and has elastic potential energy, the elastic potential energy generated by the recovery of the deformation of the second spring 15 is converted into kinetic energy to push the sliding ring block 16 to recover the original position, in the process, the elastic force of the second spring 15 and the force impacting the battery 1 are buffered, the battery 1 can be protected, and damage of the battery.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A novel structure for reducing the formation of external resistance of a lithium ion cell, comprising a battery (1), characterized in that: battery (1) surface is equipped with a plurality of probes (2), battery (1) outer parcel has the protective layer, protective layer both sides fixing clip is equipped with fixed strip (3), fixed strip (3) lateral wall rotates and is provided with a plurality of protection device (4), battery (1) both ends all are provided with fixed block (5), fixed block (5) inside fixed be provided with a plurality of connector lug (6), connector lug (6) align with the longitudinal position of probe (2), probe (2) are installed on connector lug (6) with parallelly connected line through silver-plated wire, probe (2) and connector lug (6) all adopt gilding technology to make.

2. The novel structure of claim 1 for reducing the formation of external resistance of a lithium ion cell, wherein: the protection device (4) comprises an insulating outer layer (7), an insulating inner layer (8) and a middle ring block (9), wherein the insulating outer layer (7) and the insulating inner layer (8) are both made of rubber materials.

3. The novel structure of claim 2 for reducing the formation of external resistance of a lithium ion cell, wherein: a plurality of arc blocks (10) are fixedly arranged on the inner wall of the insulating inner layer (8), and a first spring (11) is fixedly arranged between every two adjacent arc blocks (10).

4. The novel structure of claim 3 for reducing the formation of external resistance of a lithium ion cell, wherein: middle part ring piece (9) surface has a plurality of arc protrusion piece (12), arc protrusion piece (12) both ends have stopper (13), both sides fixed dead lever (14) of being provided with between stopper (13), dead lever (14) both ends all overlap and are equipped with second spring (15), second spring (15) one end and stopper (13) fixed connection, second spring (15) other end fixedly connected with slip ring piece (16), slip ring piece (16) and dead lever (14) looks adaptation.

5. The novel structure of claim 4 for reducing the formation of external resistance of a lithium ion cell, wherein: arc piece (10) middle part fixedly connected with bulb universal joint (17), bulb universal joint (17) bottom articulates there are first connecting rod (18) and second connecting rod (19).

6. The novel structure of claim 5 for reducing the formation of external resistance of a lithium ion cell, wherein: the end parts of the first connecting rod (18) and the second connecting rod (19) are respectively hinged with the top ends of the sliding ring blocks (16) on two sides.