CN218939734U

CN218939734U - High leakproofness lithium manganese button cell

Info

Publication number: CN218939734U
Application number: CN202223201872.3U
Authority: CN
Inventors: 解玉新; 解聪
Original assignee: Changzhou Jintan Chaochuang Battery Co ltd
Current assignee: Changzhou Jintan Chaochuang Battery Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-28
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a high-tightness lithium-manganese button cell which comprises a positive plate, wherein a limit component is fixed in the positive plate, a negative plate is connected in the positive plate, a clamping component is fixed between the positive plate and the negative plate, the positive plate and the negative plate are connected through the clamping component, the clamping component internally comprises a positive shackle and a negative shackle, the positive shackle is connected with the positive plate through a positive ring plate, the negative shackle is connected with the negative plate through a negative ring plate, the positive shackle and the negative shackle are mutually hooked, and a solidifiable sealant is filled between the positive shackle and the negative shackle. According to the utility model, the positive plate and the negative plate are connected and fixed through the arrangement of the clamping assembly; meanwhile, the connecting component is internally filled with the solidifiable sealant, so that the high tightness of the device is ensured; the clamping limiting component is arranged, so that the connecting component cannot easily shake and fall off after being installed.

Description

High leakproofness lithium manganese button cell

Technical Field

The utility model relates to the technical field of button lithium-manganese batteries, in particular to a high-tightness lithium-manganese button battery.

Background

The lithium-manganese button cell is a button type non-chargeable lithium-manganese cell, wherein the positive electrode material is manganese dioxide, and the negative electrode material is metallic lithium;

in the use process of the existing button battery, the leakage of the existing button battery is easy to occur due to the problem of the tightness of the existing button battery, so that the problems of the service life of the battery, environmental pollution and the like are reduced;

meanwhile, the button cell needs high tightness in the assembly process, so that the button cell needs high production equipment and is troublesome to produce.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned problems or problems of the prior art that the sealability is poor.

Accordingly, it is an object of the present utility model to provide a lithium manganese button cell with high sealability.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a high leakproofness lithium manganese button cell, includes the positive plate, and positive plate inside is fixed with spacing subassembly, and positive plate internal connection is provided with the negative plate simultaneously, is fixed with the block subassembly between positive plate and the negative plate, positive plate and negative plate are connected through the block subassembly, the inside positive shackle and the negative shackle that is including of block subassembly, positive shackle is connected with the positive plate through positive crown plate, the negative shackle is connected through negative crown plate and negative plate to positive shackle and negative shackle collude each other and link to each other, fill between positive shackle and the negative shackle simultaneously and to solidify the sealant.

As a preferred embodiment of the present utility model, wherein: the positive plate is characterized in that a positive ring plate is fixedly connected to the outer surface of the positive plate, the positive ring plate is arranged in a circular ring shape, and the diameter size of the positive ring plate is the same as the size of the outer ring of the positive plate.

As a preferred embodiment of the present utility model, wherein: the positive plate is characterized in that a positive shackle is fixed on one side far away from the positive plate outside the positive plate, the positive shackle is bent towards one side inside the circle center, and the positive shackle is arranged in a circular ring shape.

As a preferred embodiment of the present utility model, wherein: negative annular plate is fixedly connected with the outer surface of the negative plate, the negative annular plate is in annular arrangement, the diameter of the negative annular plate is equal to that of the outer ring of the negative plate, meanwhile, the diameter of the outer ring of the negative plate is equal to that of the inner ring of the positive plate, and conductive protrusions are fixedly arranged on the outer surface of one side, far away from the negative annular plate, of the negative plate.

As a preferred embodiment of the present utility model, wherein: negative plate outside is being kept away from negative plate one side and is fixed with the negative shackle, the negative shackle is buckled to outside one side of centre of a circle to the negative shackle is the ring form setting, and the negative shackle bending perk edge is located inside the positive shackle bending groove simultaneously.

As a preferred embodiment of the inner limit assembly of the present utility model, wherein: the limiting assembly comprises a fixed ring and a fixed block, wherein the fixed ring is fixedly connected to the outer surface of the positive plate in the inner part close to one side of the positive plate, the height of the fixed ring is the same as the lowest part of the negative shackle after bending, the fixed block is fixedly arranged between the positive plate and the inside of the fixed ring, and the height of the fixed block is the same as the fixed ring.

As a preferred embodiment of the present utility model, wherein: the fixed block upper end has offered the inclined plane in being close to solid fixed ring one side to the fixed block is the circumference setting in the positive plate inside, and the seting up of inclined plane plays the effect of reserving the installation space simultaneously.

The beneficial effects of the utility model are as follows: according to the utility model, the positive plate and the negative plate are connected and fixed through the arrangement of the clamping assembly; meanwhile, the connecting component is internally filled with the solidifiable sealant, so that the high tightness of the device is ensured; the clamping limiting component is arranged, so that the connecting component cannot easily shake and fall off after being installed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic diagram of the overall structure of a lithium manganese button cell with high sealability.

Fig. 2 is a schematic view of the structure of the inner negative plate of the present utility model.

Fig. 3 is a schematic view of the structure of the inner positive plate and the like of the present utility model.

Fig. 4 is a schematic cross-sectional view of the overall structure of the present utility model.

Fig. 5 is a schematic cross-sectional view of the structure of the inner positive plate and the like of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

100. a negative plate; 101. a conductive bump; 102. a negative ring plate; 103. a negative shackle; 200. a positive ring plate; 201. a positive plate; 202. a positive shackle; 300. a fixed block; 301. an inclined plane; 400. and a fixing ring.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 5, in a first embodiment of the present utility model, a high-tightness lithium manganese button cell is provided, wherein a clamping assembly is included in the high-tightness lithium manganese button cell, and can achieve the effect of tightly connecting positive and negative electrode plates, the positive hook ring 202 and the negative hook ring 103 are included in the clamping assembly, one side of the outer surface of the positive plate 201 is fixedly connected with the positive hook ring 200, one side of the positive hook ring 200 far away from the positive plate 201 is fixedly connected with the positive hook ring 202, one side of the outer surface of the negative plate 100 is fixedly connected with the negative hook ring 102, one side of the negative hook ring 102 far away from the negative plate 100 is fixedly connected with the negative hook ring 103, and meanwhile, the positive hook ring 202 and the negative hook ring 103 are hooked.

Specifically, the outer surface of the positive plate 201 is fixedly connected with a positive ring plate 200, the positive ring plate 200 is arranged in a circular ring shape, and the diameter size of the positive ring plate 200 is the same as the size of the outer ring of the positive plate 201.

Further, the positive shackle 202 is fixed to the outer side of the positive shackle 200 far from the positive plate 201, and the positive shackle 202 is bent toward the inner side of the center of the circle, so that the positive shackle 202 and the negative shackle 103 can be matched, and the positive shackle 202 is arranged in a circular ring shape.

Wherein, negative plate 100 outside surface fixedly connected with negative crown plate 102, negative crown plate 102 are the ring form setting to negative crown plate 102 diameter size is the same with negative plate 100 outer lane size, and negative plate 100 outer lane diameter equals positive shackle 202 inner circle diameter simultaneously, and negative plate 100 outside is keeping away from negative crown plate 102 one side surface fixation and is had conductive bulge 101, so convenient and fast that can be more when using this device.

Preferably, the negative hook ring 103 is fixed on one side far away from the negative plate 100 outside the negative loop plate 102, the negative hook ring 103 bends towards one side outside the circle center, the negative hook ring 103 is arranged in a circular ring shape, and the bending and raising edge of the negative hook ring 103 is positioned inside the bending groove of the positive hook ring 202, so that the positive hook ring 202 and the negative hook ring 103 can be hooked with each other.

It should be noted that the settable sealant is filled between the positive shackle 202 and the negative shackle 103 so that the device can be completely sealed.

When the device is used, the internal device of the battery is placed and installed inside the positive plate 201 to be fixed, then the negative plate 100, the negative ring plate 102 and the negative ring 103 which are connected with the negative plate are placed above the positive plate 201, the negative ring 103 corresponds to the positive ring 202, the negative plate 100 and other structures are pushed to move towards the positive plate 201 until the negative ring 103 enters the positive plate 200, the negative ring 103 and the positive ring 202 are mutually hooked, and finally the settable sealant is filled in the hooked connection of the negative ring 103 and the positive ring 202, so that the device can be sealed and installed.

In conclusion, the device can be installed more conveniently and rapidly in the combined installation process, and meanwhile, the solidifiable sealant is filled at the joint, so that the sealing integrity of the device can be effectively ensured.

Example 2

Referring to fig. 4 to 5, in a second embodiment of the present utility model, a limiting assembly is provided according to the first embodiment of the present utility model, which solves the problem of resetting after installation of the device, the inside of the limiting assembly includes a fixing ring 400 and a fixing block 300, the outer surface of the positive plate 201 is fixedly connected with the fixing ring 400 in the inside of the side close to the positive plate 200, the fixing block 300 is fixedly arranged between the positive plate 200 and the inside of the fixing ring 400, and the upper end of the fixing block 300 is provided with an inclined plane 301 on the side close to the fixing ring 400.

Specifically, the height of the fixing ring 400 is the same as the lowest position of the negative shackle 103 after bending, so that the fixing ring 400 can lift the negative shackle 103.

Further, the height of the fixing block 300 is the same as the fixing ring 400, so that the fixing block 300 can also function as a blocking negative shackle 103.

It should be noted that, the fixing block 300 is circumferentially disposed inside the positive plate 201, and the inclined plane 301 is formed to reserve a mounting space, so that the installation of the negative shackle 103 is more convenient.

When the negative shackle 103 and the positive shackle 202 meet, the negative shackle 103 is extruded to elastically deform, and when the negative shackle 103 enters the positive shackle plate 200 to meet the fixing ring 400, the fixing block 300 is provided with the inclined plane 301, so that the negative shackle 103 enters the groove between the fixing block 300 and the fixing ring 400, the negative shackle 103 is positioned at the lower end of the positive shackle 202, the negative shackle 103 can extrude and deform the fixing ring 400, when the negative shackle 103 is positioned at the lower end of the positive shackle 202, the negative shackle 103 and the positive shackle 202 can not be extruded to each other, so that the negative shackle 103 and the positive shackle 202 are mutually hooked, and the fixing ring 400 can jack up and support the negative shackle 103 in the resetting process, so that the negative shackle 103 and the positive shackle 202 are completely hooked.

In summary, this device is very convenient when the combination is installed, and negative plate 100 can independently reset after the installation simultaneously, just so can not be opened easily by this device, and has improved the leakproofness of this device.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. The utility model provides a high leakproofness lithium manganese button cell, includes positive plate (201), and positive plate (201) inside is fixed with spacing subassembly, and positive plate (201) internal connection is provided with negative plate (100) simultaneously, is fixed with block subassembly between positive plate (201) and negative plate (100), its characterized in that: positive plate (201) and negative plate (100) are connected through the block subassembly, the inside positive shackle (202) and the negative shackle (103) that are included of block subassembly, positive shackle (202) are connected with positive plate (201) through positive annular plate (200), negative shackle (103) are connected with negative plate (100) through negative annular plate (102) to positive shackle (202) and negative shackle (103) are hooked each other, fill between positive shackle (202) and negative shackle (103) simultaneously and can solidify sealant.

2. The high sealability lithium manganese button cell defined in claim 1, wherein: the positive plate (201) is fixedly connected with a positive ring plate (200) on the outer surface, the positive ring plate (200) is arranged in a circular ring shape, and the diameter size of the positive ring plate (200) is the same as the outer ring size of the positive plate (201).

3. The high sealability lithium manganese button cell defined in claim 2, wherein: the positive ring plate (200) is fixed with a positive ring (202) on one side far away from the positive plate (201), the positive ring (202) bends towards one side inside the circle center, and the positive ring (202) is arranged in a circular ring shape.

4. The high sealability lithium manganese button cell defined in claim 1, wherein: negative annular plate (102) is fixedly connected with the outer surface of negative plate (100), negative annular plate (102) is circular, and negative annular plate (102) diameter size is the same with negative plate (100) outer lane size, and negative plate (100) outer lane diameter equals positive shackle (202) inner circle diameter simultaneously, negative plate (100) outside is keeping away from negative annular plate (102) one side fixed with conductive bulge (101) on surface.

5. The high-sealability lithium manganese button cell according to claim 4, wherein: negative shackle (103) is fixed with outside negative plate (100) one side of keeping away from, negative shackle (103) is buckled outside one side to the centre of a circle to negative shackle (103) are the ring form setting, and negative shackle (103) buckle perk edge is located inside positive shackle (202) bending groove simultaneously.

6. The high sealability lithium manganese button cell defined in claim 1, wherein: the limiting assembly comprises a fixing ring (400) and a fixing block (300), wherein the fixing ring (400) is fixedly connected to the outer surface of the positive plate (201) at the position, close to the inner part of one side of the positive plate (200), of the fixing ring (400), the height of the fixing ring is identical to the lowest position of the bent negative shackle (103), the fixing block (300) is fixedly arranged between the positive plate (200) and the inner part of the fixing ring (400), and the height of the fixing block (300) and the fixing ring (400) are at the same height.

7. The high-sealability lithium manganese button cell defined in claim 6, wherein: the upper end of the fixed block (300) is provided with an inclined surface (301) at one side close to the fixed ring (400), the fixed block (300) is circumferentially arranged inside the positive plate (201), and meanwhile, the inclined surface (301) plays a role in reserving an installation space.