A square aluminum shell battery with expandable capacity for energy storage

Abstract

The application relates to the technical field of batteries, in particular to a square aluminum shell battery with expandable capacity for energy storage, which comprises a battery shell and a battery core installed in the battery shell. Symmetrical limiting holes are arranged at the two sides of one end of the battery shell, symmetrical receiving channels are arranged at the two sides of the battery shell, and a shell end closing mechanism is arranged at the end of the battery shell away from the limiting holes. The shell end closing mechanism can close the end of the battery shell before and after expansion. During use, when expansion is required according to the use requirement, the battery shell can be operated to increase the storage space, thereby increasing the number of battery cores, meeting the expansion requirement, and the operation is simple, convenient and fast.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of batteries, in particular to a square aluminum shell battery with expandable capacity for energy storage. BACKGROUND

[0002] Square aluminum shell batteries play an important role in the current battery market. They use aluminum as the shell, providing strong mechanical protection and preventing thermal runaway under impact or extreme conditions. They are widely used in various fields.

[0003] The square aluminum shell battery includes a battery shell and a battery cell. The existing battery shell of the square aluminum shell battery has a simple design, and its shape is fixed and cannot be changed. Therefore, the number of battery cells that can be carried inside the battery shell is also fixed. This makes it impossible to expand the capacity of the square aluminum shell battery by increasing the number of battery cells during actual use, and it cannot adapt to the increasing demand for energy storage. SUMMARY

[0004] The purpose of the present application is to provide a square aluminum shell battery with expandable capacity for energy storage to solve the problems raised in the background.

[0005] To achieve the above purpose, the present application provides the following technical solutions:

[0006] A square aluminum shell battery with expandable capacity for energy storage includes a battery shell and a battery cell installed in the battery shell. One end of the battery shell is symmetrically provided with a matching limiting hole on both sides, and the two sides of the battery shell are symmetrically provided with a receiving channel.

[0007] The end of the battery shell away from the matching limiting hole is provided with a shell end closure mechanism. The shell end closure mechanism can close the end of the battery shell before and after expansion.

[0008] The upper side of the battery shell is also provided with a shell top closure mechanism. The shell top closure mechanism can close the upper end of the battery shell. The shell top closure mechanism is provided with an interlocking fixing mechanism, which limits and locks the shell end closure mechanism and the shell top closure mechanism.

[0009] The shell top closure mechanism is also provided with a movable top closure mechanism, which closes the upper end of the expanded battery shell.

[0010] The receiving channel is inserted with a movable lateral closure mechanism. The movable lateral closure mechanism moves synchronously with the movable top closure mechanism to realize lateral closure of the expanded battery shell.

[0011] Preferably, the battery shell is symmetrically provided with an outer convex bearing strip on both sides of the end away from the matching limiting hole;

[0012] The lower end of the outer convex bearing strip is fixedly provided with a supporting and matching bottom block, the supporting and matching bottom block is provided with a hinge hole, and the upper end of the outer convex bearing strip is provided with a connecting and fixing hole;

[0013] The connecting and fixing hole is in communication with the receiving channel, and the supporting and matching bottom block supports the shell end portion closing mechanism.

[0014] Preferably, the shell end portion closing mechanism comprises a movable bearing plate and an expansion guard plate, and the movable bearing plate is symmetrically provided with a hinge shaft on both sides.

[0015] The movable bearing plate is in a vertical state before expansion and is in contact with the end face of the end of the battery shell away from the matching limiting hole.

[0016] The movable bearing plate on one side of the hinge shaft is provided with a supporting and limiting hole, a limiting stand plate is fixedly arranged on the movable bearing plate, and a receiving cavity is further formed in the movable bearing plate.

[0017] Preferably, when the movable bearing plate is in a vertical state, the expansion guard plate is inserted into the receiving cavity.

[0018] The expansion guard plate is fixedly provided with a supporting bottom strip, and the supporting bottom strip is provided with a limiting matching cavity.

[0019] Preferably, the movable bearing plate is in a horizontal state after expansion, the expansion guard plate is placed on the movable bearing plate, and the expansion guard plate is positioned through the cooperation of the limiting matching cavity and the limiting stand plate.

[0020] Preferably, the shell top closing mechanism is a closed top plate, one end of the closed top plate is symmetrically fixedly provided with a limiting matching column on both sides, and the limiting matching column is inserted into the matching limiting hole.

[0021] The upper end of the closed top plate is fixedly provided with a bearing sheath, one end of the bearing sheath is provided with a connecting through hole, the upper end of the bearing sheath is provided with a limiting channel, and one side of the limiting channel is provided with a moving channel.

[0022] Preferably, the closed top plate is fixedly provided with a convex bearing strip away from the limiting matching column, and the convex bearing strip is provided with a guide matching hole.

[0023] The lower end face of the closed top plate is provided with a bearing groove, and the inside of the bearing groove is symmetrically provided with a supporting and moving groove on both sides.

[0024] Preferably, the interlocking fixing mechanism comprises a movable bearing sleeve and a Z-shaped locking plate, the movable bearing sleeve is arranged in the bearing sheath, and a bearing matching vertical rod is fixedly arranged in the movable bearing sleeve;

[0025] The upper end of the bearing matching vertical rod is fixedly provided with a limiting top block, and a reset spring and a movable limiting block are sleeved on the bearing matching vertical rod.

[0026] Preferably, a connecting bearing rod is further fixedly arranged on the movable bearing sleeve, and the connecting bearing rod is inserted into the connecting through hole;

[0027] A connecting driving plate is fixedly arranged on the connecting bearing rod, a connecting spring is sleeved on the connecting bearing rod, two ends of the connecting driving plate are symmetrically hinged with movable link rods, and the other end of the movable link rod is hinged with a Z-shaped locking plate.

[0028] Preferably, an insertion locking rod is fixedly arranged on the Z-shaped locking plate, and the insertion locking rod is inserted into the connecting fixing hole;

[0029] A supporting guide rod is fixedly arranged at the upper end of the Z-shaped locking plate, the supporting guide rod is inserted into the guiding matching hole, and a limiting supporting plate is fixedly arranged at the lower end of the Z-shaped locking plate.

[0030] Preferably, the movable top sealing mechanism is a movable upper sealing plate, the movable upper sealing plate is inserted into the bearing groove, and movable matching strips are fixedly arranged on the two sides of the movable upper sealing plate;

[0031] The movable matching strips are inserted into the supporting moving grooves, a matching convex strip is fixedly arranged at one end of the movable upper sealing plate, and driving matching holes are symmetrically formed in the matching convex strip.

[0032] Preferably, the movable lateral sealing mechanism is a lateral sealing plate, the lateral sealing plate is completely inserted into the receiving channel before expansion, a matching locking hole is formed in the upper side of each end of the lateral sealing plate, and a matching driving column is fixedly arranged on the upper side of one end of the lateral sealing plate close to the movable bearing plate;

[0033] When the sealing top plate is mounted on the battery shell, the matching driving column is inserted into the driving matching hole.

[0034] Compared with the prior art, the present application has the following advantages:

[0035] 1. During the use of the battery, when expansion is required according to the use requirement, the battery shell can be operated to increase the storage space, so that the number of battery cells can be increased, the expansion requirement can be met by increasing the number of battery cells, and the corresponding expansion requirement can be met, and the operation is simple, convenient and fast.

[0036] 2. When expanding, push the movable limiting block down to make the movable bearing sleeve in the unlocked state, then push the movable bearing sleeve to move, with the movement of the movable bearing sleeve, it will drive the Z-shaped locking plate to move, so that the movable bearing plate, the movable upper sealing plate and the lateral sealing plate are in the active state, the movable bearing plate is placed flat for supporting the new battery cell, and the expansion protection plate is positioned on the movable bearing plate through the limiting vertical plate, so as to protect the new battery cell.

[0037] 3. When the new battery cell is installed on the movable bearing plate, pull the matching convex strip to move the movable upper sealing plate, which will also drive the lateral sealing plate to move, so that the new battery cell is wrapped up, and the expansion is completed. In addition, after pulling the matching convex strip, the movable bearing sleeve is released, and when the plug-in locking rod is aligned with the matching locking hole on the lateral sealing plate away from one end of the matching driving column, the movable bearing sleeve is driven to move back under the action of the connecting spring, so that the plug-in locking rod is inserted into the matching locking hole aligned with it, the lateral sealing plate is fixed, and the limiting support plate is also inserted into the support limiting hole to support and limit the movable bearing plate, ensuring the stability of the flat laying. BRIEF DESCRIPTION OF DRAWINGS

[0038] Figure 1 It is a schematic view of the assembly of the battery shell.

[0039] Figure 2 It is a schematic view of the assembly of the battery shell in the flat laying state of the movable bearing plate.

[0040] Figure 3 It is a schematic view of the structure of the battery shell.

[0041] Figure 4 It is a schematic view of the assembly of the battery shell and the lateral sealing plate.

[0042] Figure 5 It is a schematic view of the structure of the movable bearing plate.

[0043] Figure 6 It is a schematic view of the cooperation of the movable bearing plate, the expansion protection plate and the lateral sealing plate.

[0044] Figure 7 It is a first perspective view of the assembly of the sealing top plate.

[0045] Figure 8 It is a second perspective view of the assembly of the sealing top plate.

[0046] Figure 9 It is an exploded view of the assembly of the sealing top plate from the first perspective.

[0047] Figure 10 It is an exploded view of the assembly of the sealing top plate from the second perspective.

[0048] In the figure: 1, battery shell; 11, electric core; 12, matching limiting hole; 13, storage channel; 14, outer convex bearing strip; 15, support matching bottom block; 16, hinged hole; 17, connecting fixed hole; 2, movable bearing plate; 21, hinged shaft; 22, support limiting hole; 23, limiting vertical plate; 24, storage insertion cavity; 3, expansion guard plate; 31, support bottom strip; 32, limiting matching cavity; 4, closed top plate; 40, limiting matching column; 41, bearing sheath; 42, connecting through hole; 43, limiting channel; 44, moving channel; 45, convex bearing strip; 46, guide matching hole; 47, bearing groove; 48, support moving groove; 5, movable bearing sleeve; 51, bearing matching vertical rod; 52, limiting top block; 53, reset spring; 54, movable limiting block; 55, connecting bearing rod; 56, connecting driving plate; 57, connecting spring; 58, movable link rod; 6, Z-shaped locking plate; 61, insertion locking rod; 62, support guide rod; 63, limiting support plate; 7, movable upper sealing plate; 71, moving matching strip; 72, matching convex strip; 73, driving matching hole; 8, lateral sealing plate; 81, matching locking hole; 82, matching driving column. DETAILED DESCRIPTION

[0049] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0050] The present application provides a technical solution:

[0051] As Figure 1As shown in the figure, a kind of energy storage scalable square aluminum shell battery, including battery shell 1 and the battery core 11 installed in battery shell 1, the end of battery shell 1 two sides symmetry is equipped with cooperation limiting hole 12, the two sides of battery shell 1 symmetry is equipped with storage channel 13, the end of battery shell 1 away from cooperation limiting hole 12 is provided with shell end closure mechanism, shell end closure mechanism can be closed to the end of battery shell 1 before expansion and after expansion, the upper side of battery shell 1 is also provided with shell top closure mechanism, shell top closure mechanism can be closed to the upper end of battery shell 1, and interlocking fixing mechanism is provided on shell top closure mechanism, interlocking fixing mechanism is positioned locking to shell end closure mechanism and shell top closure mechanism, shell top closure mechanism is also provided with movable top closure mechanism, movable top closure mechanism is closed to the upper end of battery shell 1 after expansion, storage channel 13 is inserted with movable lateral closure mechanism, movable lateral closure mechanism and movable top closure mechanism are moved synchronously, realize the lateral closure of battery shell 1 after expansion.

[0052] As shown in the figure, Figure 2 , Figure 3 and Figure 4 , the end of battery shell 1 away from cooperation limiting hole 12 is fixedly provided with outer convex bearing strip 14 on both sides; the lower end of outer convex bearing strip 14 is fixedly provided with support cooperation bottom block 15, hinge hole 16 is formed in support cooperation bottom block 15, connecting fixing hole 17 is formed in the upper end of outer convex bearing strip 14, connecting fixing hole 17 is in communication with storage channel 13, and support cooperation bottom block 15 supports shell end closure mechanism.

[0053] As shown in the figure, Figure 1 and Figure 6 , shell end closure mechanism includes movable bearing plate 2 and expansion guard plate 3, hinge shaft 21 is symmetrically arranged on both sides of movable bearing plate 2, hinge shaft 21 cooperates with hinge hole 16, movable bearing plate 2 is in vertical state before expansion and is in contact with the end face of the end of battery shell 1 away from cooperation limiting hole 12, support limiting hole 22 is formed in movable bearing plate 2 beside hinge shaft 21, limiting vertical plate 23 is fixedly arranged on movable bearing plate 2, and storage insertion cavity 24 is also formed in movable bearing plate 2.

[0054] As shown in the figure, Figure 1 , when movable bearing plate 2 is in vertical state, expansion guard plate 3 is inserted into storage insertion cavity 24, that is, expansion guard plate 3 is in storage state at this time, support bottom strip 31 is fixedly arranged on expansion guard plate 3, and limiting cooperation cavity 32 is formed in support bottom strip 31.

[0055] As shown in the figure, Figure 2 and Figure 6As shown, the expanded active bearing plate 2 is in a horizontal state, and the expansion guard plate 3 is placed on the active bearing plate 2, and the positioning of the expansion guard plate 3 is realized through the cooperation of the limiting fitting cavity 32 and the limiting vertical plate 23, that is, the active bearing plate 2 at this time plays a supporting role for the new battery cell, and the expansion guard plate 3 closes the end of the battery shell 1.

[0056] As shown in Figure 7 , the shell top closing mechanism is a closing top plate 4, one end of the closing top plate 4 is symmetrically fixed with a limiting fitting column 40 on both sides, the limiting fitting column 40 is inserted into the fitting limiting hole 12, and the upper end of the closing top plate 4 is fixed with a bearing sheath 41, one end of the bearing sheath 41 is provided with a connecting through hole 42, and the upper end of the bearing sheath 41 is provided with a limiting channel 43, and one side of the limiting channel 43 is provided with a moving channel 44.

[0057] As shown in Figure 10 and Figure 9 , the closing top plate 4 is fixed with a protruding bearing strip 45 at an end away from the limiting fitting column 40, the protruding bearing strip 45 is provided with a guide fitting hole 46, and the lower end surface of the closing top plate 4 is provided with a bearing recess 47, and the inside of the bearing recess 47 is symmetrically provided with a support moving groove 48 on both sides.

[0058] As shown in Figure 7 and Figure 9 , the interlocking fixing mechanism includes an active bearing sleeve 5 and a Z-shaped locking plate 6, the active bearing sleeve 5 is in the bearing sheath 41, and the active bearing sleeve 5 is fixedly provided with a bearing fitting vertical rod 51, the upper end of the bearing fitting vertical rod 51 is fixedly provided with a limiting top block 52, and the bearing fitting vertical rod 51 is sleeved with a reset spring 53 and an active limiting block 54, the active limiting block 54 is provided with a hole matched with the bearing fitting vertical rod 51, which facilitates the up and down movement of the active limiting block 54 along the bearing fitting vertical rod 51, and the upper and lower ends of the reset spring 53 are fixed on the active limiting block 54 and the active bearing sleeve 5 respectively, and in addition, the active limiting block 54 is inserted into the limiting channel 43 when it limits the active bearing sleeve 5.

[0059] As shown in Figure 9 , the active bearing sleeve 5 is also fixedly provided with a connecting bearing rod 55, the connecting bearing rod 55 is inserted into the connecting through hole 42, the connecting bearing rod 55 is fixedly provided with a connecting driving plate 56, and the connecting bearing rod 55 is sleeved with a connecting spring 57, the two ends of the connecting driving plate 56 are symmetrically hinged with an active link rod 58, the other end of the active link rod 58 is hinged with a Z-shaped locking plate 6, and in addition, the connecting spring 57 is in the bearing sheath 41, and the two ends of the connecting spring 57 are fixed on the active bearing sleeve 5 and the inner wall of the bearing sheath 41 respectively.

[0060] As shown in Figure 8 , Figure 9 andFigure 10 As shown in

[0061] The limit support plate 63 is in contact with the outer end surface of the movable bearing plate 2 when the movable bearing plate 2 is in the vertical state, and the limit support plate 63 is inserted into the support limiting hole 22 when the movable bearing plate 2 is in the horizontal state.

[0062] As shown in Figure 8 , Figure 9 and Figure 10 The movable top sealing mechanism is a movable upper sealing plate 7, the movable upper sealing plate 7 is inserted into the bearing groove 47, and the two sides of the movable upper sealing plate 7 are symmetrically provided with a movable cooperation strip 71, the movable cooperation strip 71 is inserted into the support movement groove 48, one end of the movable upper sealing plate 7 is fixedly provided with a cooperation convex strip 72, and the cooperation convex strip 72 is symmetrically provided with a driving cooperation hole 73.

[0063] As shown in Figure 1 and Figure 2 The movable lateral sealing mechanism is a lateral sealing plate 8, the lateral sealing plate 8 is completely inserted into the accommodation channel 13 before expansion, the two ends of the lateral sealing plate 8 are respectively provided with a cooperation locking hole 81 on the upper side, and the lateral sealing plate 8 is fixedly provided with a cooperation driving column 82 on the upper side of one end close to the movable bearing plate 2, the cooperation driving column 82 is inserted into the driving cooperation hole 73 when the sealing top plate 4 is installed on the battery shell 1, and in addition, the insertion locking rod 61 is inserted into the cooperation locking hole 81 when the lateral sealing plate 8 is fixed.

[0064] Without expansion, the plug-in locking rod 61 is inserted into the matching locking hole 81 near one end of the movable bearing plate 2 through the connecting fixed hole 17, at this time, the fixation of the closing top plate 4 is realized under the cooperation of the plug-in locking rod 61 and the connecting fixed hole 17, when expansion is needed, the expansion guard plate 3 is pulled out of the receiving cavity 24, then the movable limiting block 54 is pushed down to exit the limiting channel 43, and the movable bearing sleeve 5 is pushed into the inside of the bearing sleeve 41, so that the Z-shaped locking plate 6 is moved away from the battery shell 1 under the action of the movable connecting rod 58, so that the plug-in locking rod 61 exits the matching locking hole 81, and the limiting support plate 63 is separated from the movable bearing plate 2, so that the limiting support plate 63 no longer limits the movable bearing plate 2, at this time, the movable bearing plate 2 can be turned down to be horizontal, the new battery cell is supported by the movable bearing plate 2, the expansion is completed, the expansion guard plate 3 is positioned on the movable bearing plate 2 through the cooperation of the limiting fitting cavity 32 and the limiting vertical plate 23, then the movable upper closing plate 7 is moved by pulling the matching convex strip 72, and the lateral closing plate 8 is also moved to the outside of the receiving channel 13, after pulling the matching convex strip 72, the plug-in locking rod 61 of the movable bearing sleeve 5 at this time is in contact with the lateral closing plate 8, until the movable upper closing plate 7 and the expansion guard plate 3 are in contact with each other, the movable upper closing plate 7 at this time is in contact with the upper end surface of the expansion guard plate 3, and the lateral closing plate 8 is pressed on the supporting bottom strip 31, the expansion guard plate 3 is fixed under the action of the two, and the two are closed with the expansion guard plate 3 to form a closed space to protect the battery cell 11, the plug-in locking rod 61 at this time is aligned with the matching locking hole 81 away from the movable bearing plate 2, so that the movable bearing sleeve 5 is reset under the action of the connecting spring 57, and then the plug-in locking rod 61 is inserted into the matching locking hole 81 aligned therewith, the fixation of the lateral closing plate 8 and the movable upper closing plate 7 is realized, and the limiting support plate 63 at this time is inserted into the supporting limiting hole 22 to limit and support the movable bearing plate 2, so that it is in a stable horizontal state, after the movable bearing sleeve 5 is reset, the movable limiting block 54 is inserted into the limiting channel 43 again under the action of the reset spring 53, the limiting of the movable bearing sleeve 5 is realized, and the form of the battery shell 1 can be quickly changed, the expansion operation can be performed according to the use requirement, which is very convenient.

[0065] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A square aluminum can battery with scalable capacity for energy storage, comprising a battery case and an electric core installed in the battery case, characterized in that: The battery shell is symmetrically provided with a matching limiting hole at one end, and a receiving channel is symmetrically provided at both sides of the battery shell; An outer convex bearing strip is symmetrically fixed at both sides of the end of the battery shell away from the matching limiting hole; A support matching bottom block is fixed at the lower end of the outer convex bearing strip, a hinge hole is formed in the support matching bottom block, and a connecting fixing hole is formed at the upper end of the outer convex bearing strip; A shell end closing mechanism is arranged at the end of the battery shell away from the matching limiting hole, and the shell end closing mechanism can close the end of the battery shell before and after expansion; The shell end closing mechanism comprises a movable bearing plate and an expansion guard plate, and hinge shafts are symmetrically arranged at both sides of the movable bearing plate and matched with the hinge holes; The movable bearing plate is in a vertical state and in contact with the end face of the end of the battery shell away from the matching limiting hole before expansion; A support limiting hole is formed in the movable bearing plate beside the hinge shaft, a limiting vertical plate is fixed on the movable bearing plate, and a receiving insertion cavity is also formed in the movable bearing plate; A shell top closing mechanism is further arranged on the upper side of the battery shell, the shell top closing mechanism can close the upper end of the battery shell, and a interlocking fixing mechanism is arranged on the shell top closing mechanism, which limits and locks the shell end closing mechanism and the shell top closing mechanism; The shell top closing mechanism is a closed top plate, limiting matching columns are symmetrically fixed at both sides of one end of the closed top plate, and the limiting matching columns are inserted into the matching limiting holes; A bearing sheath is fixed at the upper end of the closed top plate, a connecting through hole is formed at one end of the bearing sheath, a limiting channel is formed at the upper end of the bearing sheath, and a moving channel is arranged beside the limiting channel; A bearing groove is formed in the lower end face of the closed top plate, and support moving grooves are symmetrically formed at both sides of the inside of the bearing groove; An active top closing mechanism is further arranged on the shell top closing mechanism, which closes the upper end of the battery shell after expansion; The active top closing mechanism is an active upper closing plate, the active upper closing plate is inserted into the bearing groove, and moving matching strips are symmetrically fixed at both sides of the active upper closing plate; The moving matching strips are inserted into the support moving grooves, a matching convex strip is fixed at one end of the active upper closing plate, and driving matching holes are symmetrically formed in the matching convex strip; An active lateral closing mechanism is inserted into the receiving channel, the active lateral closing mechanism moves synchronously with the active top closing mechanism, and the lateral closing of the battery shell after expansion is realized; The active lateral closing mechanism is a lateral closing plate, the lateral closing plate is completely inserted into the receiving channel before expansion, matching locking holes are formed in the upper sides of both ends of the lateral closing plate, and a matching driving column is fixed on the upper side of one end of the lateral closing plate close to the movable bearing plate.

2. The scalable square aluminum can battery of claim 1, wherein: The connecting fixing hole is in communication with the receiving channel, and the support matching bottom block supports the shell end closing mechanism.

3. The scalable square aluminum can battery of claim 2, wherein: When the movable bearing plate is in a vertical state, the expansion guard plate is inserted into the receiving insertion cavity. The supporting bottom strip is fixed on the expansion protection plate, and the limiting matching cavity is arranged on the supporting bottom strip.

4. The scalable square aluminum can battery of claim 3, wherein: The active bearing plate is in a horizontal state after expansion, the expansion protection plate is placed on the active bearing plate, and the limiting matching cavity and the limiting vertical plate are matched to realize positioning of the expansion protection plate.

5. The scalable square aluminum can battery of claim 4, wherein: The protruding bearing strip is fixed on the closed top plate away from one end of the limiting matching column, and the guide matching hole is arranged on the protruding bearing strip.

6. The scalable square aluminum can battery of claim 5, wherein: The interlocking fixing mechanism comprises an active bearing sleeve and a Z-shaped locking plate, the active bearing sleeve is in the bearing sheath, and the bearing matching vertical rod is fixed in the active bearing sleeve; The limiting top block is fixed on the upper end of the bearing matching vertical rod, and the reset spring and the active limiting block are sleeved on the bearing matching vertical rod.

7. The scalable square aluminum can battery of claim 6, wherein: The connecting bearing rod is also fixed on the active bearing sleeve, and the connecting bearing rod is inserted into the connecting through hole. The connecting driving plate is fixed on the connecting bearing rod, the connecting spring is sleeved on the connecting bearing rod, the two ends of the connecting driving plate are symmetrically hinged with the active connecting rod, and the other end of the active connecting rod is hinged with the Z-shaped locking plate.

8. The scalable square aluminum can battery of claim 7, wherein: The plug-in locking rod is fixed on the Z-shaped locking plate, and the plug-in locking rod is inserted into the connecting fixed hole. The supporting guide rod is fixed on the upper end of the Z-shaped locking plate, the supporting guide rod is inserted into the guide matching hole, and the limiting support plate is fixed on the lower end of the Z-shaped locking plate.

9. The scalable square aluminum can battery of claim 8, wherein: When the closed top plate is installed on the battery shell, the matching driving column is inserted into the driving matching hole.

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