CN217606913U

CN217606913U - Internal connection structure of lithium battery

Info

Publication number: CN217606913U
Application number: CN202220276807.8U
Authority: CN
Inventors: 鲁佳倩
Original assignee: Guangdong Kunpeng Environmental Protection Technology Co ltd
Current assignee: Guangdong Kunpeng Environmental Protection Technology Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-10-18
Anticipated expiration: 2032-02-11

Abstract

The utility model discloses a lithium cell internal connection structure, including lithium cell and battery case, the inside both sides of lithium cell all are equipped with block mechanism, the inside draw-in groove of having all seted up in battery case both sides, block mechanism includes fixture block, fixture block groove, telescopic link one and spring one, the inside ejector pin that is equipped with of draw-in groove, the ejector pin is kept away from the button is dismantled to the inside one end fixedly connected with of battery case, ejector pin surface mid portion fixedly connected with baffle, just the baffle is provided with two, two the baffle with equal fixedly connected with telescopic link two between the draw-in groove, two surfaces of telescopic link are provided with spring two, the utility model discloses a all be provided with block mechanism in the inside both sides of lithium cell, when needs install the lithium cell inside the battery case, directly press the lithium cell inside the battery case, block mechanism will be blocked in the draw-in groove, prevent that the lithium cell from taking place to rock when using.

Description

Internal connection structure of lithium battery

Technical Field

The utility model relates to a lithium cell technical field, concretely relates to lithium cell internal connection structure.

Background

The lithium ion power battery is applied to the electric automobile and needs a certain combination, so that a reliable combined connecting part is needed, the lithium battery for the automobile is a power battery of a hybrid electric automobile and the electric automobile, and the lithium battery has the advantages of high energy density, large capacity, no memory and the like because some technical properties of the nickel-hydrogen battery are close to theoretical limit values, so that the lithium battery is agreed with automobile manufacturers, and the lithium battery is developed by various countries at present and has the key point of lithium ion batteries.

The current electric motor car lithium cell is generally through bolt fixed mounting inside the battery case, after using for a long time, the inside lithium cell of battery case can block inside the battery case, is difficult to dismantle, leads to the use inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that is difficult to dismantle that prior art exists, providing a lithium cell internal connection structure, this lithium cell internal connection structure has dismantlement convenience, simple effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a lithium battery internal connection structure, includes lithium cell and battery case, the inside both sides of lithium cell all are equipped with block mechanism, the inside draw-in groove that has all seted up in battery case both sides, the inside ejector pin that is equipped with of draw-in groove, the ejector pin is kept away from the inside one end fixedly connected with of battery case dismantles the button, ejector pin surface mid portion fixedly connected with baffle, just the baffle is provided with two, two the baffle with equal fixedly connected with telescopic link two between the draw-in groove, two surfaces of telescopic link are provided with spring two.

Preferably, the clamping mechanism comprises a clamping block, a clamping block groove, a first telescopic rod and a first spring.

Preferably, the inside of the block groove is slidably connected with the block.

Preferably, a first telescopic rod is fixedly connected between the fixture block and the inner wall of the fixture block groove.

Preferably, a first spring is arranged on one surface of the telescopic rod.

Preferably, the upper end of the lithium battery is rotatably connected with a handle through a rotating shaft.

Preferably, the upper end of the inner wall of the battery shell is provided with a threaded hole.

Preferably, the threaded holes are provided with four.

Preferably, the upper end of the battery shell is fixedly connected with a protective cover through the four threaded holes and the bolts.

Compared with the prior art, the utility model provides a lithium cell internal connection structure possesses following beneficial effect:

1. the utility model discloses a be provided with block mechanism in lithium cell inside both sides, when needs install the lithium cell inside battery case, directly press the lithium cell inside battery case, block mechanism will be blocked in the draw-in groove, prevent that the lithium cell from taking place to rock when using, through being provided with spring one and telescopic link one in block mechanism inside, when pressing the lithium cell into battery case inside, the fixture block will receive the pressure of battery case inside wall, make the fixture block extruded into the fixture block groove, when the fixture block moves down to the draw-in groove position, the fixture block has lost the pressure of battery case, thereby is popped out the fixture block groove by spring one, thereby block into the draw-in groove with the fixture block, accomplish the fixed to the lithium cell;

2. the utility model discloses a be provided with four screw holes in battery case inside upper end, thereby can be through four screw holes with a shell lid of battery case upper end threaded connection, conveniently protect the lithium cell, be connected with the handle through rotating through the pivot in the lithium cell upper end, when needing to take out the lithium cell messenger, can directly through rotating the handle to the position perpendicular to the lithium cell to conveniently take out the battery case with the lithium cell through the handle;

3. the utility model discloses a draw-in groove has all been seted up in battery case inside both sides, make things convenient for the card of fixture block to go into, through be provided with the ejector pin in draw-in groove inside, the one end fixedly connected with dismantlement button of draw-in groove is kept away from at the ejector pin, when needs dismantle the lithium cell, through pressing down the dismantlement button, the ejector pin can push up to the direction of lithium cell this moment, thereby push the fixture block again into the fixture block groove, can take out the lithium cell through the handle afterwards, and when not pressing down the dismantlement button, spring two can give the baffle one to outside power, make the ejector pin move to the outside, prevent that the fixture block of lithium cell both sides from being pushed up into the fixture block groove by the ejector pin when using, make the connection structure of lithium cell unstable;

the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization provides very big help for people.

Drawings

Fig. 1 is a schematic structural diagram of a lithium battery in an internal connection structure of the lithium battery provided by the present invention;

fig. 2 is an enlarged schematic structural diagram of a position a in the internal connection structure of the lithium battery provided by the present invention;

fig. 3 is a schematic structural diagram of a battery case in the internal connection structure of the lithium battery provided by the present invention;

fig. 4 is a schematic structural diagram of the inside of the battery case in the internal connection structure of the lithium battery provided by the present invention;

fig. 5 is an enlarged schematic structural diagram of a position B in the internal connection structure of the lithium battery provided by the present invention.

Description of the reference numerals

1. A lithium battery; 2. a clamping mechanism; 201. a clamping block; 202. a block slot; 203. a first telescopic rod; 204. a first spring; 3. a handle; 4. a battery case; 5. a threaded hole; 6. disassembling the button; 7. a card slot; 8. a top rod; 9. a baffle plate; 10. a second telescopic rod; 11. and a second spring.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; 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 in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a lithium cell internal connection structure, including lithium cell 1 and battery case 4, 1 inside both sides of lithium cell all are equipped with block mechanism 2, draw-in groove 7 has all been seted up to 4 both sides of battery case inside, block 201 card inside 2 of block mechanism inside into draw-in groove 7 inside, can accomplish the fixing to lithium cell 1, draw-in groove 7 inside is equipped with ejector pin 8, ejector pin 8 keeps away from battery case 4 inside one end fixedly connected with

dismantlement button

6, 8 middle part fixedly connected with baffle 9 in the surface of ejector pin, and baffle 9 is provided with two, equal fixedly connected with two 10 telescopic links between two baffle 9 and the draw-in groove 7, two 10 surfaces of telescopic link are provided with two 11 springs, when needs are dismantled the lithium cell, only need pull down the visor, press the dismantlement button 6 of setting in 4 both sides of battery case afterwards, dismantle button 6 this moment can push up ejector pin 8 with ejector pin 8, ejector pin 8 can extrude fixture block 201 to the inside of fixture block 202, take out lithium cell 1 through handle 3 afterwards can, when needs are dismantled lithium cell 1, ejector pin 8 will be caused by the spring application of draw-in the ejecting groove of the inside of draw-in lithium cell 1, make ejector pin 8 to the outside, prevent that lithium cell from being installed, the fixture block 1 from being gone into the installation.

The utility model discloses in, it is preferred, block mechanism 2 includes fixture block 201, fixture block groove 202, a telescopic link 203 and a spring 204, fixture block groove 202 inside sliding connection has fixture block 201, a fixedly connected with telescopic link 203 between fixture block 201 and the fixture block groove 202 inner wall, a telescopic link 203 surface is provided with a spring 204, thereby spring 204 can be through a telescopic link 203 with the fixture block 201 play fixture block groove 202 in, lithium cell 1 upper end is rotated through the pivot and is connected with handle 3, the person of facilitating the use takes out the inside lithium cell 1 of battery case 4 through handle 3, threaded hole 5 has been seted up to battery case 4 inner wall upper end, threaded hole 5 is provided with four, make things convenient for the fixed of upper end visor, battery case 4 upper end is through four threaded hole 5 and bolt fixedly connected with visor, through fixedly connected with visor in battery case 4 upper end, can play the effect of protection to inside lithium cell 1.

The utility model discloses a theory of operation and use flow: when in use, a user directly presses the lithium battery 1 into the battery shell 4, when the lithium battery 1 enters the battery shell 4, the clamping blocks 201 on two sides of the lithium battery 1 are pressed by the inner side wall of the battery shell 4, so that the lithium battery is extruded towards the clamping block groove 202, and then when the clamping blocks 201 move downwards to the clamping grooves 7 arranged in the battery shell 4, the clamping blocks 201 lose the pressure on the inner wall of the battery shell 4, so that an outward elastic force is given by the internal spring I204, the clamping blocks 201 are directly clamped into the clamping grooves 7, the work of clamping the lithium battery 1 into the battery shell 4 is completed, and then the lithium battery 1 is screwed into the battery shell 4 through the threaded holes 5 and the bolts, fix the visor in 4 upper ends of battery case can, when needs are dismantled the lithium cell, only need pull down the visor, press the dismantlement button 6 that sets up in 4 both sides of battery case afterwards, dismantle this moment and press button 6 and can push up ejector pin 8 to inside, ejector pin 8 can be with fixture block 201 to the inside extrusion of fixture block groove 202, take out lithium cell 1 through handle 3 afterwards can, when needs are dismantled lithium cell 1, ejector pin 8 will be exerted one to the power of both sides by the inside spring of draw-in groove 7, it is ejecting to the outside to make ejector pin 8, prevent that the fixture block 201 of lithium cell 1 both sides is pushed up into fixture block groove 202 by ejector pin 8 when using, cause the unstability of lithium cell 1 installation.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. A lithium battery internal connection structure includes a lithium battery (1) and a battery case (4), and is characterized in that: lithium cell (1) inside both sides all are equipped with block mechanism (2), draw-in groove (7) have all been seted up to battery case (4) both sides are inside, draw-in groove (7) are inside to be equipped with ejector pin (8), ejector pin (8) are kept away from the inside one end fixedly connected with of battery case (4) is dismantled button (6), ejector pin (8) surface mid portion fixedly connected with baffle (9), just baffle (9) are provided with two, two baffle (9) with equal fixedly connected with telescopic link two (10) between draw-in groove (7), telescopic link two (10) surfaces are provided with spring two (11).

2. The lithium battery internal connection structure according to claim 1, wherein the engaging mechanism (2) comprises a latch (201), a latch groove (202), a first telescopic rod (203), and a first spring (204).

3. The lithium battery internal connection structure according to claim 2, wherein the clamping block (201) is slidably connected inside the clamping block groove (202).

4. The lithium battery internal connection structure according to claim 3, wherein a first expansion link (203) is fixedly connected between the clamping block (201) and the inner wall of the clamping block groove (202).

5. The lithium battery internal connection structure according to claim 4, wherein the surface of the first expansion rod (203) is provided with a first spring (204).

6. The lithium battery internal connection structure according to claim 1, wherein a handle (3) is rotatably connected to an upper end of the lithium battery (1) through a rotation shaft.

7. The lithium battery internal connection structure according to claim 1, wherein the battery case (4) has a screw hole (5) formed at an upper end of an inner wall thereof.

8. The lithium battery internal connection structure according to claim 7, characterized in that the threaded holes (5) are provided with four.

9. The lithium battery internal connection structure according to claim 8, wherein a protective cover is fixedly attached to the upper end of the battery case (4) through the four screw holes (5) and bolts.