CN220400808U

CN220400808U - Lithium battery with protective housing

Info

Publication number: CN220400808U
Application number: CN202321514532.8U
Authority: CN
Inventors: 邓栋; 胡坤; 刘丽平; 吴俊�; 农丕绩
Original assignee: Shenzhen Sanhui Energy Technology Co ltd
Current assignee: Shenzhen Sanhui Energy Technology Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2024-01-26
Anticipated expiration: 2033-06-14

Abstract

The utility model relates to the technical field of lithium batteries and discloses a lithium battery with a protective shell, which comprises a mounting box, wherein a first cavity and a second cavity are formed in the mounting box, a rotating tooth is rotatably arranged in the first cavity, a first toothed plate and a second toothed plate are respectively connected to two sides of the rotating tooth in a meshed mode, a transverse bevel gear is rotatably arranged at the bottom of a gear, a connecting rod is driven to rotate through rotation of a rotating button through rotation of the rotating button, the longitudinal bevel gear at the end of the connecting rod is driven to rotate through rotation of the rotating button, the transverse bevel gear drives the rotating tooth to rotate through rotation of the longitudinal bevel gear, and the rotating tooth drives sliding operation of the first toothed plate and the second toothed plate at two sides of the rotating tooth, so that the first toothed plate and the second toothed plate of the rotating tooth are oppositely or oppositely moved, and stability of the lithium battery in a use process is greatly improved.

Description

Lithium battery with protective housing

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery with a protective shell.

Background

Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. The chemical characteristics of lithium metal are very active, so that the processing, storage and use of lithium metal have very high requirements on environment. With the development of science and technology, lithium batteries have become the mainstream.

In the current stage, when the lithium battery is used, the lithium battery is firstly arranged in the battery box shell, and a clamp spring is usually fixedly arranged in the battery box shell, namely, in order to ensure that the lithium battery is placed more firmly, the battery is firmly clamped in the battery box by a section of spring, the clamp spring of the battery box is generally aligned to the position of the negative electrode end of the battery, and the positive electrode end of the battery is not provided with the clamp spring, so that the lithium battery is easy to shift in position in the use process, and the lithium battery cannot be normally used, and is essential for fixing the lithium battery; therefore, the existing demand is not satisfied, and for this reason we propose a lithium battery with a protective case.

Disclosure of Invention

The utility model provides a lithium battery with a protective shell, which has the beneficial effects that the problem that the positive end of the battery is not provided with the jump ring because the jump ring of the battery box is generally aligned to the position of the negative end of the battery in the background art is solved, so that the lithium battery is easy to shift in position in the use process, and the lithium battery cannot be normally used, so that the problem is essential for fixing the lithium battery.

The utility model provides the following technical scheme: the utility model provides a lithium cell with protective housing, includes the mounting box, cavity and No. two cavities have been seted up to the mounting box inside, cavity internal rotation is installed and is changeed the tooth, it is connected with first pinion rack and second pinion rack to change the tooth both sides meshing respectively, it installs horizontal helical gear to change the tooth bottom rotation, horizontal helical gear lateral part meshing is connected with vertical helical gear, vertical helical gear lateral part fixed mounting has the connecting rod, the equal fixed mounting in first pinion rack and second curb plate top has the locating part.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the battery box is characterized in that a partition plate is fixedly arranged at the top of the installation box, a placing cavity is formed in the top of the installation box, and a battery block is arranged in the placing cavity.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the top of the rotating teeth is rotationally connected with the inner wall of the mounting box, a fixing rod is fixedly arranged at the bottom of the rotating teeth, and the end part of the fixing rod is fixedly connected with the transverse bevel gear.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the first cavity is communicated with the second cavity, the connecting rod is located inside the second cavity, a rotating button is fixedly installed at the end portion of the connecting rod, and the rotating button is located outside the installation box.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the first toothed plate and the second toothed plate are positioned on two sides of the first cavity, and both the first toothed plate and the second toothed plate slide in the first cavity.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the sliding holes are formed in two sides of the top of the mounting box, the vertical plate penetrates through the inside of the sliding holes, and the sliding holes are communicated with the first cavity.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the two limiting parts comprise vertical plates and arc-shaped plates, and the bottoms of the arc-shaped plates are tightly attached to the outer walls of the battery blocks.

As an alternative to the lithium battery with protective case according to the utility model, wherein: the second toothed plate and the opposite ends at the top of the second toothed plate are fixedly connected with the vertical plate, the top of the vertical plate is fixedly connected with the arc-shaped plate, and a plurality of heat dissipation holes are formed in two sides of the installation box.

The utility model has the following beneficial effects:

1. this lithium cell with protective housing, through changeing the setting of tooth, first pinion rack and second pinion rack and riser, at first through rotating the knob, the rotation of knob will drive the connecting rod and rotate the work, the rotation of connecting rod will drive the vertical helical gear of its tip and rotate the work, the rotation of vertical helical gear will drive the rotation of horizontal helical gear, horizontal helical gear drives the tooth and rotates, the tooth drives the slip work of the first pinion rack and the second pinion rack of both sides again, make its first pinion rack and second pinion rack carry out opposite or remove the work in opposite directions, thereby the convenience is to the dismantlement work of lithium cell or reach the fixed work of centre gripping to lithium cell, this stability of lithium cell in the use has been improved greatly.

2. This lithium battery with protective housing improves the setting of arc, and the lithium battery of being convenient for is in stable state for a long time by the centre gripping is fixed to ensure that the lithium battery can normal use when using.

Drawings

FIG. 1 is a schematic perspective view of the whole structure of the present utility model;

FIG. 2 is a schematic cross-sectional perspective view of the present utility model;

FIG. 3 is a schematic front plan view of the present utility model;

fig. 4 is a schematic view of a left side plan view structure of the present utility model.

In the figure: 1. a mounting box; 2. a partition plate; 3. a rotary knob; 4. a heat radiation hole; 5. a placement cavity; 7. a first cavity; 8. a connecting rod; 9. a first toothed plate; 10. a second toothed plate; 11. rotating teeth; 12. a battery block; 13. a second cavity; 14. a longitudinal helical gear; 15. a transverse helical gear; 16. a fixed rod; 17. a limiting piece; 171. a vertical plate; 172. an arc-shaped plate; 18. and a slide hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

This embodiment is to promote to solve the jump ring of battery case and is all aimed at the negative pole end position of battery generally, and the battery positive end does not have the jump ring, this skew that makes the lithium cell take place the position very easily in the in-process of using, cause the lithium cell unable normal use, so be the indispensable problem to the fixed of lithium cell, please see fig. 1-4, a lithium cell with protective housing, including mounting box 1, mounting box 1 top is provided with places chamber 5, place chamber 5 internally mounted and have cell block 12, through the setting of placing chamber 5, be convenient for put into wherein with the lithium cell, first cavity 7 and No. two cavity 13 have been seted up to mounting box 1 inside, first cavity 7 and No. two cavity 13 intercommunication, connecting rod 8 is located No. two cavity 13 insidely, through the setting of first cavity 7, be convenient for place tooth 11, first pinion rack 9 and second pinion rack 10, be in mounting box 1's inside, be difficult for finding from the outside, still not influencing mounting box 1's clean outward appearance when the practicality, first cavity 7 internally rotating installs tooth 11, tooth 11 is convenient for carrying out tooth 11 and the corresponding tooth 11 is rotated to the rack 11 is rotated to the first rack 11, tooth 11 is rotated to the corresponding rack 15 and is connected with the rack 15 and is connected to the rack 15, the corresponding rack is rotated to the rack 15, the rack is connected to the rack is rotated to the rack 15, the rack is connected to the corresponding rack is moved to the rack is rotated to the rack 15, the rack is connected to the rack is moved the rack is connected.

The mounting box 1 top fixed mounting has baffle 2, change tooth 11 top and mounting box 1 inner wall rotation and be connected, change tooth 11 bottom fixed mounting and have dead lever 16, through the setting of dead lever 16, be convenient for carry out fixed connection with change tooth 11 and dead lever 16, dead lever 16 rotates and installs inside mounting box 1, dead lever 16 tip and horizontal helical gear 15 fixed connection, vertical helical gear 14 lateral part fixed mounting has connecting rod 8, connecting rod 8 tip fixed mounting has turn button 3, turn button 3 is located the mounting box 1 outside, the setting of turn button 3, be convenient for provide external force, make connecting rod 8 can rotate the work in No. two cavity 13 inside.

The first toothed plate 9 and the second toothed plate 10 are slidably mounted on two sides of the first cavity 7, the first toothed plate 9 and the second toothed plate 10 are slidably mounted inside the first cavity 7, sliding holes 18 are formed in two sides of the top of the mounting box 1, the vertical plate 171 penetrates through the sliding holes 18, the sliding holes 18 are communicated with the first cavity 7, the limiting piece 17 can slide inside the mounting box 1 through the arrangement of the sliding holes 18, the limiting piece 17 is fixedly mounted on the top of the first toothed plate 9 and the top of the second side plate, the two limiting pieces 17 comprise vertical plates 171 and arc plates 172, the opposite ends of the tops of the second toothed plate 10 and the second toothed plate 10 are fixedly connected with the vertical plates 171, and the tops of the vertical plates 171 are fixedly connected with the arc plates 172.

In this embodiment: through the setting of commentaries on classics tooth 11, first pinion rack 9 and second pinion rack 10 and arc 172, at first, through rotating the knob 3, the rotation of knob 3 will drive connecting rod 8 and rotate the work, the rotation of connecting rod 8 will drive the vertical helical gear 14 of its tip and rotate the work, the rotation of vertical helical gear 14 will drive the rotation of horizontal helical gear 15, horizontal helical gear 15 drives commentaries on classics tooth 11 and rotates, the sliding operation of first pinion rack 9 and the second pinion rack 10 of commentaries on classics tooth 11 drive both sides again, make its first pinion rack 9 and second pinion rack 10 carry out the work of opposite directions or move in opposite directions, at this moment, the riser 171 that is located mounting box 1 both sides will carry out the opposite directions or move in opposite directions in its inside, thereby the convenient dismantlement work to the lithium cell or reach the fixed work of centre gripping to the lithium cell, this stability in the use of lithium cell has been improved greatly.

Example 2

This embodiment is intended to promote to solve the problem of increasing the contact area between the vertical plate 171 and the lithium battery, making the fixed more stable of lithium battery, and this embodiment is the improvement of making on the basis of embodiment 1, specifically, please refer to fig. 1, arc 172 bottom is hugged closely in the outer wall of the battery piece 12, through the setting of arc 172, be favorable to increasing the contact area between arc 172 and the lithium battery, improve the stability of centre gripping, a plurality of louvre 4 have all been seted up to mounting box 1 both sides, through the setting of louvre 4, be favorable to improving the stability of lithium battery when using, prevent that the lithium battery from overheated and can't reach the state of normal use.

In this embodiment: when the vertical plates 171 on the two sides of the installation box 1 move in opposite directions, the work of clamping and fixing the lithium battery is meant to be performed, at this time, the arc plates 172 above the vertical plates 171 move in opposite directions along with the movement of the vertical plates 171, and when the vertical plates 171 on the two sides clamp the lithium battery, the arc plates 172 are mutually attached to the top of the lithium battery, so that the clamping firmness is further improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. Lithium battery with protective housing, including mounting box (1), its characterized in that: the mounting box is characterized in that a cavity (7) and a cavity (13) are formed in the mounting box (1), rotary teeth (11) are mounted in the cavity (7) in a rotating mode, a first toothed plate (9) and a second toothed plate (10) are connected to two sides of the rotary teeth (11) in a meshed mode respectively, a transverse bevel gear (15) is mounted at the bottom of the rotary teeth (11) in a rotating mode, a longitudinal bevel gear (14) is connected to the side portion of the transverse bevel gear (15) in a meshed mode, a connecting rod (8) is fixedly mounted on the side portion of the longitudinal bevel gear (14), and a limiting piece (17) is fixedly mounted at the tops of the first toothed plate (9) and the second side plate.

2. The lithium battery with protective case according to claim 1, wherein: the battery box is characterized in that a partition plate (2) is fixedly arranged at the top of the installation box (1), a placing cavity (5) is formed in the top of the installation box (1), and a battery block (12) is arranged in the placing cavity (5).

3. The lithium battery with protective case according to claim 1, wherein: the top of the rotating teeth (11) is rotationally connected with the inner wall of the mounting box (1), a fixing rod (16) is fixedly arranged at the bottom of the rotating teeth (11), and the end part of the fixing rod (16) is fixedly connected with the transverse bevel gear (15).

4. The lithium battery with protective case according to claim 1, wherein: the first cavity (7) is mutually communicated with the second cavity (13), the connecting rod (8) is located inside the second cavity (13), a rotating button (3) is fixedly installed at the end part of the connecting rod (8), and the rotating button (3) is located outside the installation box (1).

5. The lithium battery with protective case according to claim 4, wherein: the first toothed plate (9) and the second toothed plate (10) are both slidably mounted on two sides of the first cavity (7), and the first toothed plate (9) and the second toothed plate (10) are both slidably mounted inside the first cavity (7).

6. The lithium battery with protective case according to claim 2, wherein: the two limiting parts (17) comprise vertical plates (171) and arc-shaped plates (172), and the bottoms of the arc-shaped plates (172) are tightly attached to the outer wall of the battery block (12).

7. The lithium battery with protective case according to claim 6, wherein: slide holes (18) are formed in two sides of the top of the mounting box (1), the vertical plate (171) penetrates through the slide holes (18), and the slide holes (18) are communicated with the first cavity (7).

8. The lithium battery with protective case according to claim 6, wherein: opposite ends of the tops of the first toothed plate (9) and the second toothed plate (10) are fixedly connected with the vertical plate (171), the tops of the vertical plate (171) are fixedly connected with the arc plate (172), and a plurality of heat dissipation holes (4) are formed in two sides of the installation box (1).