CN217740728U - Novel insulating gasket for lithium battery - Google Patents

Abstract

The utility model relates to a lithium cell technical field discloses a novel insulating pad piece for lithium cell, including lithium cell and two insulating pad pieces, insulating pad piece is including filling up the body, the fixed cladding in the outside of filling up the body has the outsourcing shroud, the center department of filling up the body has seted up the through-hole, the inboard fixed cladding of through-hole has the endocyst shroud, the lower terminal surface of filling up the body centers on the even a plurality of recesses of having seted up in center department interval, and is a plurality of the equal fixedly connected with adhesive strip in inside of recess, a plurality of card feet of the even fixedly connected with in outside interval of outsourcing shroud. The utility model provides a pair of novel insulating gasket for lithium cell can get up the inboard pad body edge protection through the outsourcing shroud ring and the endocyst shroud ring that set up, and structural strength is high, is difficult for the fracture, long service life, a plurality of card feet that set up simultaneously with glue even strip, when the installation swiftly convenient, can closely be difficult for droing with the lithium cell cooperation after the installation.

Description

Novel insulating gasket for lithium battery

Technical Field

The utility model relates to a lithium battery technology field especially relates to a novel insulating gasket for lithium cell.

Background

The lithium ion battery is a secondary battery (rechargeable battery), it mainly relies on the lithium ion to move between positive pole and negative pole to work, the lithium ion battery has high energy density, output voltage is big, the self-discharge is little, cycle performance is superior, characteristics such as charging efficiency are high, it is a pollution-free green battery, can use the insulating spacer in the production run of lithium ion battery, the main function of the insulating spacer is in order to prevent the battery positive pole and battery negative pole short circuit, it is an important component part of the electric core.

Insulating pad among the prior art has some problems when using, and insulating pad is difficult for the location when the installation, and the installation is got up difficult operation, also is not inseparable after the installation simultaneously, drops easily, can not be fine satisfies people's user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the novel insulating gasket for lithium cell that proposes, this insulating gasket for lithium cell can get up the protection of inboard pad body edge through the outsourcing shroud that sets up and interior shroud, and structural strength is high, is difficult for the fracture, long service life, a plurality of card feet that set up simultaneously with glue even strip, swift convenient when the installation, can closely be matched with the lithium cell after the installation, be difficult for droing.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a novel insulating gasket for a lithium battery comprises a lithium battery and two insulating gaskets, wherein each insulating gasket comprises a gasket body, an outer covering ring is fixedly wrapped on the outer side of each gasket body, a through hole is formed in the center of each gasket body, and an inner covering ring is fixedly wrapped on the inner side of each through hole;

a plurality of grooves are uniformly formed in the lower end surface of the cushion body at intervals around the center, and adhesive strips are fixedly connected inside the grooves;

a plurality of clamping pins are fixedly connected to the outer side of the outer covering ring at uniform intervals;

through above-mentioned technical scheme, the outsourcing shroud ring and the endocyst shroud ring that set up can protect inboard pad body edge, and the structural strength who fills up the body is strengthened, improves and falls the ability, prevents to split, can effectually promote the life who fills up the body.

Furthermore, the two insulating gaskets are respectively clamped at two ends of the lithium battery;

through the technical scheme, the two insulating gaskets are used for protecting the positive electrode and the negative electrode of the lithium battery so as to prevent the short circuit between the positive electrode and the negative electrode of the battery.

Furthermore, the outer cladding ring comprises a ring body and a clamping edge, the clamping edge is fixedly connected to the outer side of the lower end face of the ring body, and the thickness of the clamping edge is half of that of the ring body;

through above-mentioned technical scheme, set up the card and carry out the joint location along the motor department of being convenient for with outsourcing shroud and lithium cell.

Further, the cushion body comprises an insulating layer and an anti-aging layer, wherein the anti-aging layer is fixedly connected to the outer surface of the insulating layer;

through above-mentioned technical scheme, double-deck pad body insulation effect is better, has the effect of ageing resistance, long service life.

Further, the anti-aging layer is made of nano aluminum oxide materials, and the insulating layer is made of PVC;

through the technical scheme, the anti-aging layer made of the nano aluminum oxide material has good anti-aging and corrosion-resistant effects, can effectively protect the insulating layer made of PVC on the inner side, and still has good reliability after long-term use.

Furthermore, the lower ends of the clamping pins are provided with oblique heads;

through above-mentioned technical scheme, set up the oblique head at the lower extreme of card foot and be convenient for cooperate card foot and lithium cell joint downwards.

Furthermore, the inner sides of the clamping feet are fixedly connected with non-slip mats;

through above-mentioned technical scheme, set up the slipmat and can strengthen the frictional force behind card foot and the lithium cell joint, promote stability.

Furthermore, the outer covering ring, the inner covering ring and the plurality of clamping pins are all made of PP materials;

through the technical scheme, the PP material has good toughness and an insulating effect, and is a preferred material for manufacturing the outer covering ring, the inner covering ring and the plurality of clamping pins.

The utility model discloses following beneficial effect has:

1. the utility model provides a pair of novel insulating washer for lithium cell, this insulating washer for lithium cell can protect inboard pad body edge through the outsourcing shroud ring and the endocyst shroud ring that set up when using, and the structural strength of the reinforcing pad body improves and falls the ability, prevents to split, can effectually promote the life of the pad body.

2. The utility model provides a pair of novel insulating gasket for lithium cell sets up a plurality of card feet through the outside at the outsourcing shroud to and set up a plurality of even strips of gluing at the lower terminal surface that fills up the body, make this insulating gasket for lithium cell after the installation, the card foot of setting can carry out the joint with the outer wall of lithium cell, the even strip of gluing of setting can be in the same place with the lithium cell adhesion, install the back inseparabler, be difficult for droing.

3. The utility model provides a pair of novel insulating gasket for lithium cell, this insulating gasket for lithium cell are when using, through a plurality of card feet that set up for insulating gasket that can be convenient when the installation fixes a position, and it is more convenient when installing cooperation insulating gasket.

Drawings

Fig. 1 is a schematic view of an installation structure of a novel insulating gasket for a lithium battery provided by the present invention;

fig. 2 is a schematic structural view of an insulating gasket of a novel insulating gasket for a lithium battery according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a schematic bottom structure view of a novel insulating gasket for a lithium battery according to the present invention;

fig. 5 is a schematic structural diagram of a novel insulating gasket for a lithium battery according to the present invention.

Illustration of the drawings:

1. a lithium battery; 2. an insulating spacer; 3. coating a ring outside; 4. a cushion body; 5. an inner shroud ring; 6. a through hole; 7. clamping a pin; 8. a non-slip mat; 9. oblique head; 10. clamping edges; 11. a ring body; 12. sticking the connecting strips; 13. a groove; 14. an anti-aging layer; 15. an insulating layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a novel insulating pad piece for lithium cell, includes lithium cell 1 and two insulating pad pieces 2, insulating pad piece 2 is including filling up body 4, fills up the fixed cladding in the outside of body 4 and has outer covering ring 3, fills up the central department of body 4 and has seted up through-hole 6, and the fixed cladding in inboard of through-hole 6 has inner covering ring 5, can protect inboard 4 edges of filling up body through outer covering ring 3 and the inner covering ring 5 that set up, and the reinforcing fills up the structural strength of body 4, improves and falls the ability, prevents the fracture.

The lower terminal surface that fills up body 4 centers on the even a plurality of recesses 13 of having seted up in center department interval, the equal fixedly connected with adhesion strip 12 in inside of a plurality of recesses 13, and the adhesion strip 12 that sets up in recess 13 is difficult for connecting firm, is difficult for shifting, can exert stable adhesion effect.

A plurality of clamping pins 7 are fixedly connected to the outer side of the outer cladding ring 3 at uniform intervals.

The two insulating gaskets 2 are respectively clamped at two ends of the lithium battery 1, the two insulating gaskets 2 are used for protecting the positive and negative electrodes of the lithium battery 1 to prevent the short circuit of the positive electrode and the negative electrode of the battery, the outer covering ring 3 comprises a ring body 11 and a clamping edge 10, the clamping edge 10 is fixedly connected at the outer side of the lower end face of the ring body 11, the thickness of the clamping edge 10 is half of that of the ring body 11, the clamping edge 10 is arranged to facilitate the clamping and positioning of the outer covering ring 3 and a motor of the lithium battery 1, the cushion body 4 comprises an insulating layer 15 and an anti-aging layer 14, the anti-aging layer 14 is fixedly connected on the outer surface of the insulating layer 15, the double-layer cushion body 4 has better insulating effect and anti-aging effect, the service life is long, the anti-aging layer 14 is made of nano aluminum oxide material, and the insulating layer 15 is made of PVC, anti-aging layer 14 by the preparation of nanometer aluminium oxide material and forming, there is good ageing resistance, corrosion-resistant effect, insulating layer 15 that can effectual protection inboard is formed by the PVC preparation, still have good reliability after long-term the use, the lower extreme of a plurality of card feet 7 all is provided with oblique head 9, it is convenient for cooperate with lithium cell 1 joint downwards card foot 7 to set up oblique head 9 at the lower extreme of card foot 7, the equal fixedly connected with slipmat 8 in inboard of a plurality of card feet 7, set up the frictional force behind slipmat 8 can strengthen card foot 7 and the lithium cell 1 joint, promote stability, outer covering ring 3 and inner covering ring 5 and a plurality of card feet 7 are formed by the preparation of PP material, the PP material has good toughness and insulating effect, be the preferred material of preparation outer covering ring 3 and inner covering ring 5 card foot 7.

The working principle is as follows: the utility model provides a novel insulating gasket for lithium cell, carry out the joint with two insulating gasket 2 respectively through a plurality of card feet 7 that set up when the installation with lithium cell 1's both ends, later again with lithium cell 1's outer protection film cladding can, when the installation, the card foot 7 of setting can be convenient for fix a position insulating gasket 2, it is more convenient during the installation, and simultaneously, card foot 7 can carry out the joint with lithium cell 1's outer wall, the stability after reinforcing insulating gasket 2 and lithium cell 1 installation, the terminal surface sets up a plurality of adhesion strip 12 under the pad body 4, adhesion strip 12 has viscidity, make insulating gasket 2 after the installation, pad body 4 can be in the same place through the inseparable adhesion of adhesion strip 12 and lithium cell 1 that sets up, it is inseparabler after the installation, be difficult for droing.

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 (8)

1. The utility model provides a novel insulating gasket for lithium cell, includes lithium cell (1) and two insulating gasket (2), its characterized in that: the insulation pad (2) comprises a pad body (4), an outer covering ring (3) is fixedly coated on the outer side of the pad body (4), a through hole (6) is formed in the center of the pad body (4), and an inner covering ring (5) is fixedly coated on the inner side of the through hole (6);

a plurality of grooves (13) are uniformly formed in the lower end face of the cushion body (4) at intervals around the center, and adhesive strips (12) are fixedly connected inside the grooves (13);

the outer side of the outer cladding ring (3) is fixedly connected with a plurality of clamping pins (7) at uniform intervals.

2. The novel insulating gasket for lithium batteries according to claim 1, wherein: the two insulating gaskets (2) are respectively clamped at two ends of the lithium battery (1).

3. The novel insulating gasket for the lithium battery as claimed in claim 1, wherein: outer shroud ring (3) include ring body (11) and card edge (10), card edge (10) fixed connection is in the lower extreme off-plate side department of ring body (11), the thickness of card edge (10) is half of ring body (11).

4. The novel insulating gasket for lithium batteries according to claim 1, wherein: the cushion body (4) comprises an insulating layer (15) and an anti-aging layer (14), wherein the anti-aging layer (14) is fixedly connected to the outer surface of the insulating layer (15).

5. The novel insulating gasket for the lithium battery as claimed in claim 4, wherein: the anti-aging layer (14) is made of nano aluminum oxide materials, and the insulating layer (15) is made of PVC.

6. The novel insulating gasket for lithium batteries according to claim 1, wherein: the lower ends of the clamping pins (7) are provided with oblique heads (9).

7. The novel insulating gasket for lithium batteries according to claim 1, wherein: the inner sides of the clamping feet (7) are fixedly connected with anti-skid pads (8).

8. The novel insulating gasket for the lithium battery as claimed in claim 1, wherein: the outer covering ring (3), the inner covering ring (5) and the plurality of clamping feet (7) are all made of PP materials.

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