CN210379240U - Lithium battery tab capable of improving conductivity - Google Patents

Abstract

The utility model discloses a can promote lithium cell utmost point ear of electric conductivity, include: lithium cell sheetmetal, utmost point ear body, connecting piece, No. two connecting pieces and two sets of coupling mechanisms, a connecting piece bearing cover is outside at the lithium cell sheetmetal, No. two connecting piece bearing covers outside at utmost point ear body, a connecting piece, No. two connecting piece match the setting, the location chamber has all been seted up at a connecting piece both ends. The utility model discloses simple structure, it is convenient to use, can be quick the installation work of antipodal ear, simultaneously under connecting piece, No. two connecting piece mating reactions, whole result of use has been improved, and under the coupling mechanism effect, can carry out fixed work to a connecting piece, No. two connecting pieces in step, the follow-up whole work of dismantling of being convenient for simultaneously goes on, whole work efficiency has been improved, simultaneously under the connector mating reaction, connection stability has been improved, area of contact has been increased simultaneously, good electric conductivity has been guaranteed.

Description

Lithium battery tab capable of improving conductivity

Technical Field

The utility model relates to a lithium cell technical field specifically is a can promote lithium cell utmost point ear of electric conductivity.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, in the 70 s of the 20 th century, M.S. Whittingham proposes and starts to research the lithium battery, because the chemical characteristics of the lithium metal are very active, the lithium metal is very high in environmental requirements on processing, storage and use, and meanwhile, when the lithium battery is used, the lithium battery needs to be matched with a lug for use, the traditional lug is complex to operate when being installed, and the overall labor intensity of workers is improved.

The prior art has the following defects: traditional utmost point ear when the installation, often the operation is more complicated, has improved the whole intensity of labour of staff, and traditional utmost point ear when the installation simultaneously, overall stability is relatively poor, and then very easily causes droing of utmost point ear, influences the normal use of lithium cell, and traditional utmost point ear whole electric conductive property is relatively poor simultaneously, very big reduction the whole result of use of lithium cell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can promote electrical conductivity's lithium battery tab to solve traditional utmost point ear when the installation, often operate more complicatedly, improved the whole intensity of labour of staff, traditional utmost point ear when the installation simultaneously, overall stability is relatively poor, and then very easily causes droing of utmost point ear, influences the normal use of lithium cell, the relatively poor scheduling problem of the whole electrical conductivity nature of traditional utmost point ear simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery tab capable of improving the electrical conductivity comprises: lithium cell sheetmetal, utmost point ear body, connecting piece, No. two connecting pieces and two sets of coupling mechanisms, a connecting piece bearing cover is outside at lithium cell sheetmetal, No. two connecting piece bearing covers are outside at utmost point ear body, a connecting piece, No. two connecting pieces match the setting, the location chamber has all been seted up at a connecting piece both ends, No. two connecting piece top both ends are matchd and are installed the locating lever, and the locating lever matches the setting with the location chamber, the connector is installed on utmost point ear body top, the inside center department of connector has seted up the closure chamber, the closure chamber matches the setting with lithium cell sheetmetal, and lithium cell sheetmetal department and the bottom butt of closure intracavity portion.

Preferably, it is two sets of coupling mechanism installs respectively in a connecting piece both sides, just coupling mechanism is used for locking a connecting piece, No. two connecting pieces, and is two sets of coupling mechanism all includes runs through chamber, reset spring and gag lever post, run through the chamber and inlay and establish in a connecting piece both sides, the gag lever post passes and runs through the chamber, and the head and the locating lever block of gag lever post, reset spring installs in running through intracavity portion, and the reset spring cover is established outside the gag lever post, and then can be synchronous with the locating lever spacing in the location intracavity portion, guaranteed the stable effect of monolithic connection.

Preferably, the head of the limiting rod is in arc transition, and the side wall of the through cavity is in sliding connection with the limiting rod through the through hole, so that the working state of the connecting mechanism can be quickly and quickly adjusted.

Preferably, the locating lever slides to inlay and establishes in location intracavity portion, and evenly sets up the spacing groove that a plurality of groups and gag lever post match on the locating lever lateral wall, and then can realize quick carry out preliminary spacing work to connecting piece, No. two connecting pieces, has guaranteed follow-up overall stability.

Preferably, the connector is integrally of a cylindrical structure, and the locking cavity is embedded in the top end of the connector, so that the stable connection effect is guaranteed.

Preferably, the inner size of the locking cavity is the same as the outer size of the lithium battery metal sheet, and the connector bearing sleeve is arranged outside the lithium battery metal sheet.

The utility model provides a can promote lithium cell utmost point ear of electric conductivity possesses following beneficial effect:

(1) the utility model discloses an utilize on the connecting piece location chamber and No. two connecting pieces under the locating lever matching effect, and then can realize that quick carry out preliminary spacing work to connecting piece, No. two connecting pieces, guaranteed follow-up overall stability, simultaneously through being equipped with coupling mechanism, can carry out fixed work to connecting piece, No. two connecting pieces in step, utilize reset spring and gag lever post effect down, and then can be synchronous with the locating lever spacing in location intracavity portion, guaranteed the stable effect of integral connection.

(2) The utility model discloses simultaneously through the pulling gag lever post, and then spacing groove separation on drive gag lever post head and the locating lever, and then realized the quick separation work of a connecting piece, No. two connecting pieces, the follow-up whole work of dismantling of being convenient for goes on, whole work efficiency has been improved, simultaneously through installing the connector on utmost point ear body top, utilize the inside locking chamber of connector, and then can be quick laminate the connection to the lithium cell sheetmetal, the integral connection stability is high, area of contact has been increased simultaneously, good electric conductivity has been guaranteed.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the connection between the first connecting member and the second connecting member of the present invention;

FIG. 3 is the internal structure diagram of the first and second connectors of the present invention;

FIG. 4 is a schematic view of the connection between the connector and the lithium battery metal sheet of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a lithium battery metal sheet; 2. a tab body; 3. a first connecting piece; 4. a second connecting piece; 5. a positioning cavity; 6. positioning a rod; 7. a connector; 8. a locking cavity; 9. a through cavity; 10. a return spring; 11. a limiting rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: a lithium battery tab capable of improving the electrical conductivity comprises: lithium cell sheetmetal 1, utmost point ear body 2, connecting piece 3, No. two connecting pieces 4 and two sets of coupling mechanisms, the 3 bearing sleeves of connecting piece are outside at lithium cell sheetmetal 1, No. two connecting piece 4 bearing sleeves are outside at utmost point ear body 2, connecting piece 3, No. two connecting piece 4 match the setting, location chamber 5 has all been seted up at connecting piece 3 both ends, No. two 4 top both ends of connecting piece are matchd and are installed locating lever 6, and locating lever 6 and location chamber 5 match the setting, connector 7 is installed on 2 tops of utmost point ear body, 7 inside center departments of connector have seted up closure chamber 8, closure chamber 8 matches the setting with lithium cell sheetmetal 1, and 1 end department of lithium cell sheetmetal and the inside bottom butt in closure chamber 8.

Furthermore, two groups of connecting mechanisms are respectively arranged on two sides of the first connecting piece 3 and used for locking the first connecting piece 3 and the second connecting piece 4, each group of connecting mechanisms comprises a through cavity 9, a reset spring 10 and a limiting rod 11, the through cavities 9 are embedded in two sides of the first connecting piece 3, the limiting rods 11 penetrate through the through cavities 9, the heads of the limiting rods 11 are clamped with the positioning rods 6, the reset springs 10 are arranged in the through cavities 9, the reset springs 10 are sleeved outside the limiting rods 11, the first connecting piece 3 and the second connecting piece 4 can be synchronously fixed, and the positioning rods 6 can be synchronously limited in the positioning cavities 5 under the action of the reset springs 10 and the limiting rods 11, so that the stable effect of integral connection is guaranteed;

furthermore, the head of the limiting rod 11 is in arc transition, and the side wall of the through cavity 9 is in sliding connection with the limiting rod 11 through a through hole, so that the limiting rod 11 can be conveniently pulled, and the working state of the connecting mechanism can be rapidly adjusted;

furthermore, the positioning rod 6 is embedded in the positioning cavity 5 in a sliding manner, a plurality of groups of limiting grooves matched with the limiting rods 11 are uniformly formed in the side wall of the positioning rod 6, and under the matching action of the positioning cavity 5 on the first connecting piece 3 and the positioning rod 6 on the second connecting piece 4, the first connecting piece 3 and the second connecting piece 4 can be quickly subjected to preliminary limiting work, so that the subsequent overall stability is ensured;

furthermore, the connector 7 is integrally of a cylindrical structure, and the locking cavity 8 is embedded in the top end of the connector 7, so that the stable connection effect is ensured;

further, the internal size of the locking cavity 8 is the same as the external size of the lithium battery metal sheet 1, and the connector 7 is sleeved outside the lithium battery metal sheet 1.

The working principle is as follows: when in use, firstly the first connecting piece 3 is sleeved outside the lithium battery metal sheet 1, and the second connecting piece 4 is sleeved outside the tab body 2, under the matching action of the positioning cavity 5 on the first connecting piece 3 and the positioning rod 6 on the second connecting piece 4, the preliminary limiting work of the first connecting piece 3 and the second connecting piece 4 can be realized rapidly, the subsequent overall stability is ensured, meanwhile, the first connecting piece 3 and the second connecting piece 4 can be fixed synchronously by arranging the connecting mechanism, under the action of the reset spring 10 and the limiting rod 11, the positioning rod 6 can be synchronously limited inside the positioning cavity 5, the overall connection stabilizing effect is ensured, simultaneously, the head of the limiting rod 11 is driven to be separated from the limiting groove on the positioning rod 6 by pulling the limiting rod 11, and the rapid separation work of the first connecting piece 3 and the second connecting piece 4 is realized, follow-up whole dismantlement work of being convenient for goes on, has improved whole work efficiency, simultaneously through installing connector 7 on 2 tops of utmost point ear bodies, utilizes the inside closure chamber 8 of connector 7, and then can be quick laminate lithium cell sheetmetal 1 and connect, and overall connection stability is high, has increased area of contact simultaneously, has guaranteed good electric conductivity.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a can promote lithium battery tab of electric conductivity ability which characterized in that includes: a lithium battery metal sheet (1), a pole ear body (2), a first connecting piece (3), a second connecting piece (4) and two groups of connecting mechanisms, the first connecting piece (3) is sleeved outside the lithium battery metal sheet (1), the second connecting piece (4) is sleeved outside the tab body (2), the first connecting piece (3) and the second connecting piece (4) are arranged in a matching way, both ends of the first connecting piece (3) are provided with positioning cavities (5), two ends of the top end of the second connecting piece (4) are provided with positioning rods (6) in a matching way, the positioning rod (6) is matched with the positioning cavity (5), the top end of the tab body (2) is provided with a connector (7), a locking cavity (8) is arranged at the center of the interior of the connector (7), the locking cavity (8) is matched with the lithium battery metal sheet (1), and the end of the lithium battery metal sheet (1) is abutted against the bottom end inside the locking cavity (8).

2. The lithium battery tab capable of improving the electrical conductivity as claimed in claim 1, wherein: two sets of coupling mechanism installs respectively in connecting piece (3) both sides, just coupling mechanism is used for locking connecting piece (3), connecting piece (4) No. one, and is two sets of coupling mechanism all includes runs through chamber (9), reset spring (10) and gag lever post (11), run through chamber (9) and inlay and establish in connecting piece (3) both sides, gag lever post (11) are passed and are run through chamber (9), and the head and locating lever (6) block of gag lever post (11), reset spring (10) are installed inside running through chamber (9), and reset spring (10) cover establishes in gag lever post (11) outside.

3. The lithium battery tab capable of improving the electrical conductivity as claimed in claim 2, wherein: the head of the limiting rod (11) adopts arc transition, and the side wall of the through cavity (9) is connected with the limiting rod (11) in a sliding mode through a through hole.

4. The lithium battery tab capable of improving the electrical conductivity as claimed in claim 1, wherein: the positioning rod (6) is embedded in the positioning cavity (5) in a sliding mode, and a plurality of groups of limiting grooves matched with the limiting rods (11) are evenly formed in the side wall of the positioning rod (6).

5. The lithium battery tab capable of improving the electrical conductivity as claimed in claim 1, wherein: the connector (7) is integrally of a cylindrical structure, and the locking cavity (8) is embedded in the top end of the connector (7).

6. The lithium battery tab capable of improving the electrical conductivity as claimed in claim 1, wherein: the internal size of the locking cavity (8) is the same as the external size of the lithium battery metal sheet (1), and the connector (7) is sleeved outside the lithium battery metal sheet (1).

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