CN220628051U - Assembled lithium battery shell - Google Patents

Abstract

The utility model discloses an assembled lithium battery shell, which comprises a base, a protective shell and a top cover, wherein four limit posts are symmetrically and fixedly arranged at the top end of the base, the four limit posts are sleeved with the protective shell together, the top ends of the four limit posts are respectively provided with a reinforcing nut in a threaded manner, the protective shell is clamped and fixed on the four limit posts through the four reinforcing nuts, a plurality of strip-shaped openings are cut on the four side walls of the protective shell, a heat dissipation net is fixedly arranged in the strip-shaped openings, the top end of the protective shell is fixedly provided with the top cover, four fixing screws are symmetrically inserted into the top cover, the top cover is in threaded connection with the protective shell through the four fixing screws, and two wiring jacks are symmetrically cut on the wiring piles.

Description

Assembled lithium battery shell

Technical Field

The utility model relates to a lithium battery shell, in particular to an assembled lithium battery shell, and belongs to the technical field of lithium batteries.

Background

The lithium battery is a battery containing lithium in an electrochemical system, comprises metal lithium, lithium alloy, lithium ions and lithium polymers, is suitable for industries such as mobile phones, electric bicycles, electric automobiles and the like, and is especially suitable for the industries such as electric bicycles.

In the practical use process of the traditional lithium battery shell, the integral structure is adopted, and as the gap between the lithium battery pack and the inner wall of the shell is small, the lithium battery pack is inconvenient to take out from the shell, the replacement convenience is greatly reduced, and therefore, the assembled lithium battery shell needs to be designed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide an assembled lithium battery shell so as to solve the problems that the shell with an integral structure in the prior art is inconvenient to take out a lithium battery pack from the shell and the replacement convenience of the lithium battery pack is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model discloses an assembled lithium battery shell which comprises a base, a protective shell and a top cover, wherein four limit posts are symmetrically and fixedly arranged at the top end of the base, the four limit posts are sleeved with the protective shell together, the top ends of the four limit posts are respectively provided with a reinforcing nut in a threaded manner, the protective shell is clamped and fixed on the four limit posts through the four reinforcing nuts, a plurality of strip-shaped openings are cut on the four side walls of the protective shell, a heat dissipation net is fixedly arranged in the strip-shaped openings, the top end of the protective shell is fixedly provided with the top cover, four fixing screws are symmetrically inserted into the top cover, the top cover is in threaded connection with the protective shell through the four fixing screws, wiring piles are fixedly arranged on the upper surface of the top cover, and two wiring jacks are symmetrically cut on the wiring piles.

As a preferable technical scheme of the utility model, one threaded column head is fixedly arranged at one end, far away from the base, of each of the four limit columns, and the four threaded column heads are in threaded connection with reinforcing nuts which are arranged in a matched mode.

As an optimal technical scheme of the utility model, four circular through holes are symmetrically cut in the top cover, fixing screws which are matched with the four circular through holes are inserted into the four circular through holes, two threading holes are symmetrically cut in positions, which correspond to the two wiring sockets, in the top cover, and the two threading holes are communicated with the wiring sockets which are matched with the two wiring sockets.

As a preferable technical scheme of the utility model, four grooves are symmetrically cut on the lower surface of the top cover, the four grooves are arranged in a one-to-one matching way with four reinforcing nuts, and the four reinforcing nuts are all positioned in the grooves which are arranged in a matching way.

As a preferable technical scheme of the utility model, four thread grooves are symmetrically cut at the top end of the protective shell and at positions corresponding to the four fixing screws, and the thread ends of the four fixing screws penetrate through the top cover and extend into the thread grooves which are arranged in a matched mode to be in threaded connection with the thread grooves.

As a preferable technical scheme of the utility model, four limit through grooves are symmetrically cut in positions on the protective shell, which correspond to the four limit posts, and the four limit posts are inserted into the limit through grooves which are arranged in a matching way.

The beneficial effects achieved by the utility model are as follows: the assembled lithium battery shell has the characteristics of convenience in replacement of a lithium battery pack and good heat dissipation effect, and compared with the traditional lithium battery shell, the assembled lithium battery shell has the following advantages that in specific use:

1. this lithium battery case is provided with base, protective housing and top cap, adopts threaded connection mode, assembles the three into the shell wholly, at the dismantlement in-process, can take out the top cap from the protective housing earlier, and the protective housing is detached from the base again, and lithium battery exposes on the base and takes off more easily, avoids the gap between lithium battery and the shell inner wall little and be difficult to take out, conveniently changes it, improves the convenience of changing lithium battery greatly.

2. This lithium battery case all installs the heat dissipation net on four lateral walls of protective housing, is favorable to the circulation of protective housing inner space and outside air, can discharge the protective housing with the heat that lithium battery group produced, avoids the use that the temperature rise influences lithium battery group in the protective housing, for closed shell, can play radiating function, effectively improved its radiating effect.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a top plan view of the present utility model;

FIG. 3 is a schematic view of the base structure of the present utility model;

FIG. 4 is a cross-sectional view of the present utility model;

fig. 5 is a top view of the protective case of the present utility model.

In the figure: 1. a base; 11. a limit column; 12. a threaded column head; 13. reinforcing the nut; 2. a strip-shaped opening; 3. a protective shell; 31. a thread groove; 32. limiting through grooves; 4. a top cover; 41. a circular through hole; 42. a threading hole; 43. a groove; 5. wiring piles; 6. a wiring socket; 7. a set screw; 8. a heat dissipation net.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples

As shown in fig. 1-5, the assembled lithium battery shell comprises a base 1, a protective shell 3 and a top cover 4, wherein four limit posts 11 are symmetrically and fixedly arranged at the top end of the base 1, the protective shell 3 is sleeved on the four limit posts 11, two wire inserting holes 6 are symmetrically drilled on the wire inserting posts 5, the protective shell 3 is fixedly arranged at the top end of the base 1 through the four reinforcing nuts 13, a plurality of strip-shaped openings 2 are drilled on the four side walls of the protective shell 3, a heat dissipation net 8 is fixedly arranged in the strip-shaped openings 2, the top end of the protective shell 3 is fixedly provided with the top cover 4, four fixing screws 7 are symmetrically inserted into the top cover 4 and are in threaded connection with the protective shell 3, the wire inserting holes 6 are fixedly arranged on the upper surface of the top cover 4, the protective shell 3 can be fixedly arranged at the top end of the base 1 through the four limit posts 11 and the four reinforcing nuts 13, the top cover 4 can be fixed at the top end of the protective shell 3 through the four fixing screws 7, the top cover 4 can be conveniently detached from the lithium battery shell, and the lithium battery shell can be conveniently removed from the lithium battery shell and replaced by a large amount, and the lithium battery shell can be conveniently removed from the lithium battery shell.

Four circular through holes 41 are symmetrically drilled on the top cover 4, the fixing screws 7 which are matched with the fixing screws are inserted into the four circular through holes 41, two threading holes 42 are symmetrically drilled on the top cover 4 and correspond to the two wiring jacks 6, the two threading holes 42 are communicated with the wiring jacks 6 which are matched with the fixing screws, the top cover 4 can be firmly installed on the top end of the protective housing 3 through the fixing screws 7, four thread grooves 31 are symmetrically drilled on the top end of the protective housing 3 and correspond to the four fixing screws 7, the thread ends of the four fixing screws 7 penetrate through the top cover 4 and extend into the thread grooves 31 which are matched with the fixing screws, four limit through grooves 32 are symmetrically drilled on the protective housing 3 and correspond to the four limit posts 11, the four limit posts 11 are all inserted into the limit through grooves 32 which are matched with the fixing screws, the protective housing 3 can be more accurately abutted to the top end of the protective housing 1, one end of the four limit posts 11 is fixedly installed on the top cover 11 and far away from one end of the protective housing 1, the four thread grooves 12 are symmetrically drilled on the top cover 13, the four fixing nuts are located on the four fixing nuts 13 are arranged on the top cover 13, the four fixing nuts 13 are fixedly connected with the reinforcing nuts 13, the four fixing nuts 13 are located on the four fixing nuts 13 are matched with the fixing nuts, and the four fixing nuts 13 are located on the fixing nuts 13, and the fixing nuts 13 are matched with the fixing nuts 13, the fixing nuts are located on the fixing nuts, and the fixing nuts are located on the fixing nuts, the fixing nuts are matched with the fixing nuts, and the fixing nuts are located on the fixing nuts, and the fixing nuts are matched with the fixing nuts, and are located.

Specifically, when the lithium battery pack is used, firstly, the lithium battery pack is placed at the top end of the base 1, the protective shell 3 is sleeved on the four limit posts 11 through the movable connection between the limit posts 11 and the limit through grooves 32, the lithium battery pack is wrapped in the protective shell 3, then, the protective shell 3 can be clamped and fixed through the threaded connection between the four reinforcing nuts 13 and the correspondingly arranged threaded posts 12, the protective shell 3 and the base 1 are firmly connected into a whole, at the moment, the positive and negative fixed leads of the lithium battery pack pass through the threading holes 42 and are fixedly connected to the wire connection socket 6, the four fixing screws 7 are inserted into the corresponding circular through holes 41, the top end of the protective shell 3 is fixedly arranged through the threaded connection between the fixing screws 7 and the threaded grooves 31, the assembly can be completed, the top cover 4 and the protective shell 3 can be separated, and then, the protective shell 3 and the base 1 can be separated through rotation of the reinforcing nuts, after the protective shell 3 is pulled out of the four limit posts 11, the lithium battery pack can be taken out, compared with the traditional lithium battery pack, the heat dissipation effect of the lithium battery pack is greatly improved, and the heat dissipation effect is greatly improved, compared with the traditional lithium battery pack is greatly, and the heat dissipation effect is improved, and the battery pack is greatly has the heat dissipation effect.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides an assembled lithium battery shell, includes base (1), protective housing (3) and top cap (4), its characterized in that, the top symmetry fixed mounting of base (1) has four spacing post (11), four cup joint protective housing (3) jointly on spacing post (11), four equal screw thread in top of spacing post (11) installs one and consolidates nut (13), just protective housing (3) are fixed in on four spacing post (11) through four reinforcement nut (13) centre gripping, the chisel has a plurality of rectangular shape openings (2) on four lateral walls of protective housing (3), a plurality of equal fixed mounting has a heat dissipation net (8) in rectangular shape opening (2), the top fixed mounting of protective housing (3) has top cap (4), four set screws (7) have been inserted to the symmetry on top cap (4), just top cap (4) are through four set screws (7) and protective housing (3) threaded connection, the last fixed surface mounting of top cap (4) has wiring stake (5), wiring stake (5) have two symmetrical wiring stake (6).

2. An assembled lithium battery shell according to claim 1, characterized in that one threaded column head (12) is fixedly arranged on one end, far away from the base (1), of each of the four limit columns (11), and each of the four threaded column heads (12) is in threaded connection with a reinforcing nut (13) which is arranged in a matched manner.

3. An assembled lithium battery shell according to claim 1, wherein four circular through holes (41) are symmetrically cut in the top cover (4), fixing screws (7) matched with the four circular through holes are inserted into the four circular through holes (41), two threading holes (42) are symmetrically cut in positions, corresponding to the two wiring sockets (6), on the top cover (4), and the two threading holes (42) are communicated with the wiring sockets (6) matched with the four circular through holes.

4. A lithium battery assembled shell according to claim 3, characterized in that four grooves (43) are symmetrically cut in the lower surface of the top cover (4), the four grooves (43) are arranged in a one-to-one matching manner with the four reinforcing nuts (13), and the four reinforcing nuts (13) are all positioned in the grooves (43) arranged in the matching manner.

5. The assembled lithium battery shell according to claim 1, wherein four thread grooves (31) are symmetrically cut at positions corresponding to the four fixing screws (7) at the top end of the protective shell (3), and the thread ends of the four fixing screws (7) penetrate through the top cover (4) and extend into the thread grooves (31) which are arranged in a matching manner to be in threaded connection with the top cover.

6. The assembled lithium battery shell according to claim 5, wherein four limit through grooves (32) are symmetrically cut in positions, corresponding to the four limit posts (11), on the protective shell (3), and the four limit posts (11) are inserted into the limit through grooves (32) which are arranged in a matching manner.