CN218769916U - Big module structure, big module device and vehicle - Google Patents

Abstract

The utility model relates to an energy storage/battery technical field, especially a big module structure, big module device and vehicle. The large module structure comprises a connecting structure and at least two modules, wherein at least one end of each module is connected with an end component, and the connecting structure is respectively connected with the end components at the same end of the adjacent modules. The utility model provides a big module structure, including two at least modules, when the assembly, the at least one end of module is connected with the tip component, and connection structure is connected with the tip component of adjacent module with one end respectively, utilizes connection structure to link to each other adjacent module, and later whole package is in groups, and it for comparing in the whole package of single module and in groups, can greatly increase the module and in groups efficiency, improves the volume utilization of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

Description

Big module structure, big module device and vehicle

Technical Field

The utility model relates to an energy storage battery technical field, especially a big module structure, big module device and vehicle.

Background

At present, a power battery system mainly passes through 3 levels from a battery cell to a whole vehicle: electric core (Cell) are integrated to single row Module, and single row Module (Module) is integrated to battery package (Pack), and battery package (Pack) is integrated to whole Car (Car). With the increase of the integration level, the energy density and the volume utilization rate of the battery system are gradually reduced, and the manufacturing cost is gradually increased. In the current mainstream MTC (Module to chassis integration) design, most of the modules are arranged in a single row to carry out whole package grouping, so that the volume utilization rate of the whole package is greatly reduced, and the energy density of the whole package is reduced. In the case of a relatively fixed size of the whole pack, the volume utilization rate cannot be maximized.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: aiming at the problems that in the MTC design in the prior art, most of modules are arranged in a single row to be packaged into a group, the volume utilization rate of the whole package is greatly reduced, and the energy density of the whole package is reduced, a large module structure, a large module device and a vehicle are provided.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a big module structure, includes connection structure and two at least modules, the at least one end of module is connected with the end member, connection structure is adjacent respectively the same one end of module the end member is connected.

The utility model provides a big module structure, including two at least modules, when the assembly, the at least one end of module is connected with the tip component, connection structure is respectively with adjacent the same one end of module the tip component is connected, utilizes connection structure to link to each other adjacent module, later whole package is in groups, and it for comparing in the whole package of single module and in groups, can greatly increase the module and in groups efficiency, improve the volume utilization ratio of whole package effectively, improve whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

Preferably, the connecting structure is riveted to at least one of the end members, allowing for easy installation.

Preferably, the end members of adjacent modules on the same side are detachably connected.

Adjacent the module is located the homonymy pass through between the tip component end structure can dismantle the connection, can realize adjacent quick module dismouting, makes this application a big module structure can be in a flexible way at single row module mode, double module mode, switch between the multirow module mode even, free assembly has promoted module design kind, is favorable to standardized production.

Preferably, the connecting structure is connected with an intermediate structure, adjacent modules are separated by the intermediate structure, and the intermediate structure is connected with at least one adjacent module. The end part components, the connecting structures, the middle structures and the modules are connected into a whole, so that the integral rigidity and stability of the two connected modules can be effectively guaranteed, and the risk of large displacement of the modules in the subsequent assembling process is reduced.

Meanwhile, the rigidity of the connecting structure can be improved by the intermediate structure, so that the connecting stability between the adjacent modules is enhanced.

Preferably, the module comprises at least two cells arranged in a row, and the intermediate structure is connected to the cells on the module on at least one side. The connecting structure is connected with the end part component and is connected with the battery cell through the middle structure, so that the overall rigidity and stability of the two modules after being connected can be effectively ensured, and the risk of large displacement of the battery cell in the subsequent assembly process is reduced.

The whole formed by the connecting structure and the middle structure can be used as a supporting medium between adjacent modules and can also be used as a connecting piece between the adjacent modules, so that the parts used under the same volume are fewer, and the module cost is greatly reduced.

Preferably, the intermediate structure and the end structure are arranged in a T shape.

Preferably, the connecting structure is connected to a side of the end member away from the corresponding cell to facilitate assembly.

Preferably, adjacent modules are separated by an intermediate structure to reduce heat conduction between the sides of adjacent module cells.

Preferably, a heat insulation sheet is pasted between the middle structure and the battery cell on at least one side.

The heat shield can be pasted to intermediate structure and blocks that heat conduction takes place between adjacent module electricity core side, reduces the thermal diffusion risk.

Preferably, the battery cell is a ternary battery cell.

When the battery cell is a ternary battery cell, the effect of the heat-insulating sheet is better.

The big module structure described in this embodiment, length and width direction can be through increasing and decreasing electric core, come nimble group to whole package envelope. The design type of the module is improved, and standardized production is facilitated.

The application also discloses big module device, include like this application a big module structure, the side of big module structure is provided with lateral structure, lateral structure and at least one on the module the end member is connected, forms a big module.

In particular, the side structures are connected with the end members on the outermost module.

After the battery cell and the end part component are stacked, the whole battery cell is riveted with the connecting structure by using a rivet. And after the riveting is finished, the whole body and the side structure are welded or riveted. Forming a complete large module.

This application a big module device, include like this application a big module structure, when the assembly, at least one end of module is connected with end member, connection structure is adjacent respectively the module is with one end the end member is connected, utilizes connection structure to link to each other adjacent module, later whole package is in groups, and it is for comparing in whole package of single row module in groups, can greatly increase module efficiency in groups, improves the volume utilization ratio of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the larger volume utilization rate can be obtained.

The application also discloses a vehicle, including the automobile body, wherein, be provided with on the automobile body like this application a big module structure.

Or, be provided with the application on the automobile body a big module device.

The application a big module device, including the automobile body, be provided with on the automobile body and have this application a big module structure, perhaps be provided with this application on the automobile body a big module device. When the assembly, at least one end of module is connected with the tip component, connection structure respectively with adjacent the same one end of module the tip component is connected, utilizes connection structure to link to each other adjacent module, and later whole package is in groups, and it for compare in the whole package of single-row module and in groups, can greatly increase module and in groups efficiency, improves the volume utilization of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the larger volume utilization rate can be obtained.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model provides a big module structure, including two at least modules, when the assembly, the at least one end of module is connected with the tip component, connection structure is respectively with adjacent the same one end of module the tip component is connected, utilizes connection structure to link to each other adjacent module, later whole package is in groups, and it for comparing in the whole package of single module and in groups, can greatly increase the module and in groups efficiency, improve the volume utilization ratio of whole package effectively, improve whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

2. This application a big module device, include like this application a big module structure, when the assembly, at least one end of module is connected with end member, connection structure is adjacent respectively the module is with one end the end member is connected, utilizes connection structure to link to each other adjacent module, later whole package is in groups, and it is for comparing in whole package of single row module in groups, can greatly increase module efficiency in groups, improves the volume utilization ratio of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

3. The application a big module device, including the automobile body, be provided with on the automobile body and have this application a big module structure, perhaps be provided with this application on the automobile body a big module device. When the assembly, at least one end of module is connected with the tip component, connection structure respectively with adjacent the same one end of module the tip component is connected, utilizes connection structure to link to each other adjacent module, and later whole package is in groups, and it for compare in the whole package of single-row module and in groups, can greatly increase module and in groups efficiency, improves the volume utilization of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

Drawings

Fig. 1 is a schematic structural perspective view of a large module device according to the present invention.

Fig. 2 is a schematic view of the structure of the large module device according to the present invention.

Fig. 3 is a schematic structural front view of a large module device according to the present invention.

Fig. 4 is a schematic structural perspective view of the connection structure of the present invention.

Fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Icon: 1-an end member; 2-electric core; 3-a side structure; 4-a linking structure; 5-riveting; 6-intermediate structure.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1-4, the large module structure of the present embodiment includes a connecting structure 4 and at least two modules, wherein at least one end of the module is connected to an end member 1, and the connecting structure 4 is respectively connected to the end members 1 adjacent to the same end of the module.

This embodiment a big module structure, including two at least modules, when the assembly, the at least one end of module is connected with end member 1, connection structure 4 is adjacent respectively the same one end of module end member 1 is connected, utilizes connection structure 4 to link to each other adjacent module, later whole package is in groups, and it is for comparing in the whole package of single row module in groups, can greatly increase module efficiency in groups, improves the volume utilization who puts in the whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

Example 2

As shown in fig. 1-4, the large module structure of the present embodiment is based on embodiment 1, and the connecting structure 4 is riveted with at least one end member 1, so that the large module structure can be conveniently installed.

Specifically, the end member 1 is a plate-shaped structural member, or is a two-layer plate structure arranged at an interval, and the two-layer plate structure is connected through a plurality of rods to form a space truss structure.

Specifically, connection structure 4 is a plate-shaped structure, or is a two-layer plate structure that sets up at intervals, is connected through a plurality of member bars between the two-layer plate structure, forms the space truss structure, and connection structure 4 material can be the aluminum product, also can be for steel.

Example 3

As shown in fig. 1-4, the difference between the large module structure of the present embodiment and embodiment 2 is: the end members 1 of adjacent modules positioned at the same side are detachably connected. Adjacent the module is located the homonymy pass through between the tip component end structure can dismantle the connection, can realize adjacent quick module dismouting, makes this application a big module structure can be in a flexible way at single row module mode, double module mode, switch between the multirow module mode even, free assembly has promoted module design kind, is favorable to standardized production.

Specifically, the connecting structure 4 comprises an intermediate structure 6, the intermediate structure 6 is connected between the adjacent modules, at least one end of the intermediate structure 6 is connected with the connecting structure 4, and the end members 1 of the adjacent modules on the same side are connected through the connecting structure 4.

Specifically, the intermediate structure 6 is a plate-shaped structural member, or is a two-layer plate structure arranged at intervals, the two-layer plate structure is connected through a plurality of rods to form a space truss structure, and the intermediate structure 6 can be made of aluminum or steel.

This application a big module structure, including two at least modules, when the assembly, it is adjacent the module passes through connection structure 4 and links to each other and separate, utilizes connection structure 4 to link to each other adjacent module simultaneously, later whole package is in groups, it for comparing in single module, can greatly increase the module and become efficiency in groups, improve the volume utilization ratio of whole package effectively, improve whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the larger volume utilization rate can be obtained.

Simultaneously, connection structure 4 and at least one the module can be dismantled and connect, can realize adjacent module dismouting, makes this application a big module structure can be in a flexible way switch between single row module mode, double module mode, multirow module mode even, and free assembly has promoted the module design kind, is favorable to standardized production.

Example 4

As shown in fig. 1-4, in the large module structure according to this embodiment, on the basis of embodiment 1, the connecting structure 4 is connected with an intermediate structure 6, adjacent modules are separated by the intermediate structure 6, and the intermediate structure 6 is connected with at least one adjacent module. Namely, the end member 1, the connecting structure 4, the intermediate structure 6 and the modules are connected into a whole, so that the integral rigidity and stability of the two connected modules can be effectively ensured, and the risk of large displacement of the modules in the subsequent assembly process is reduced.

Meanwhile, the intermediate structure 6 can also increase the rigidity of the connecting structure 4, so that the connection stability between adjacent modules is enhanced.

The module comprises at least two battery cores 2 arranged in rows, the middle structure 6 is connected with the battery cores 2 on the module at least on one side, namely the connecting structure is connected with the end component, and the connecting structure 4 is connected with the battery cores 2 through the middle structure 6, so that the overall rigidity and stability of the two connected modules can be effectively ensured, and the risk of large displacement of the battery cores 2 in the subsequent assembly process is reduced.

The whole formed by the connecting structure 4 and the middle structure 6 can be used as a supporting medium between adjacent modules and can also be used as a connecting piece between the adjacent modules, so that the parts used under the same volume are fewer, and the module cost is greatly reduced.

Specifically, as shown in fig. 4, the intermediate structure 6 is connected between the adjacent modules, at least one end of the intermediate structure 6 is connected with a connecting structure 4, and the end members 1 of the adjacent modules on the same side are connected through the connecting structure 4.

Specifically, the battery cell 2 is bonded to the intermediate structure 6.

In particular, the end members 1 are connected to both ends of the module.

The intermediate structure 6 is connected with the connecting structures 4 at two ends of the adjacent modules.

Specifically, the end member 1 is a plate-shaped structural member, or is a two-layer plate structure arranged at intervals, the two-layer plate structure is connected through a plurality of rods to form a space truss structure, and the end member 1 can be made of aluminum alloy or steel, preferably aluminum alloy.

Specifically, all cells 2 in the module are stacked in a row.

In addition to the above, it is further preferable that the adjacent modules are connected and separated by an intermediate structure 6.

In the scheme of this embodiment, can dismantle the connection and include mortise and tenon joint, lock joint or bolted connection.

In particular, the intermediate structure 6 and the connecting structure 4 are arranged in a T shape.

In particular, the intermediate structure 6 is welded to the connection structure 4.

In particular, said connection structure 4 is riveted to at least one of said end members 1.

In particular, the connection structure 4 is riveted to the end member 1 by means of several rivets 5.

After the connecting structure 4 is connected with the intermediate structure 6, the rigidity of the module can be effectively improved.

Specifically, the intermediate structure 6 is a plate-shaped structural member, or is a two-layer plate structure arranged at an interval, and the two-layer plate structure is connected through a plurality of rods to form a space truss structure.

Specifically, both ends of the intermediate structure 6 are provided with the connecting structures 4, and a more preferable selection mode is as follows: the middle structure 6 and the connecting structures 4 at the two ends form an I-shaped structural member.

Specifically, the end member 1 is a plate-shaped structural member, or is a two-layer plate structure arranged at an interval, and the two-layer plate structure is connected through a plurality of rods to form a space truss structure.

The big module structure described in this embodiment, length and width direction can be through increasing and decreasing electric core, come nimble group to whole package envelope. The design variety of the module is improved, and the standardized production is facilitated.

In addition, in a further preferable mode, the connecting structure 4 is connected to a side surface of the end member 1 away from the corresponding battery cell 2, so as to facilitate assembly.

Example 5

The difference between the large module structure described in this embodiment and embodiments 2, 3, or 4 is that: and a heat insulation sheet is stuck between the middle structure 6 and the battery cell 2 on at least one side.

Specifically, electric core 2 is ternary electric core, and intermediate structure 6 can paste the heat insulating sheet and block to generate heat conduction between adjacent module electric core side, reduces the thermal diffusion risk, and the effect is fine.

Example 6

As shown in fig. 1-5, this embodiment discloses a large module device, which comprises a large module structure as described in embodiment 1 or 2 or 3 or 4 or 5, wherein a side structure 3 is disposed on a side surface of the large module structure, and the side structure 3 is connected with at least one end member 1 to form a large module.

In particular, the side structures 3 are connected with the end pieces 1 on the outermost module.

This embodiment a big module device, include like this application a big module structure, when the assembly, at least one end of module is connected with tip member 1, connection structure 4 respectively with adjacent the same end of module tip member 1 is connected, utilizes connection structure 4 to link to each other adjacent module, later reconnect lateral structure 3 wraps in groups entirely, and it is for comparing in that the whole package of single-row module is in groups, can greatly increase module efficiency in groups, improves the volume utilization of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

In particular, the side structures 3 are welded or riveted to the end pieces 1 on the outermost module.

Specifically, the lateral structure 3 is a plate-shaped structural member, or is a two-layer plate structure arranged at intervals, the two-layer plate structure is connected through a plurality of rods to form a space truss structure, and the lateral structure 3 can be made of aluminum alloy or steel, preferably aluminum alloy.

Specifically, after the battery cell 2 and the end member 1 are stacked, the whole is riveted with the connecting structure 4 by the rivet 5. After riveting, the whole is welded or riveted with the side structure 3. Forming a complete large module.

This application still disclose a big module device, include like this application a big module structure, it includes two at least modules, when the assembly, it is adjacent the module passes through connection structure 4 and links to each other and separate, utilizes connection structure 4 to link to each other adjacent module simultaneously, later whole package is in groups, and it for comparing in single module, can greatly increase module efficiency in groups, improves the volume utilization ratio of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the volume utilization rate can be higher.

Simultaneously, connection structure 4 and at least one the module can be dismantled and be connected, can realize adjacent module dismouting, makes this application a big module structure can switch between single row module mode, double module mode, multirow module mode even in a flexible way, and free assembly has promoted the module design kind, is favorable to standardized production.

Example 7

As shown in fig. 1 to 5, the present embodiment discloses a vehicle, which includes a vehicle body, wherein a large module structure as described in embodiment 1, 2, 3, 4, or 5 is provided on the vehicle body.

Or, the vehicle body is provided with the large module device as described in embodiment 6.

This embodiment a big module device, including the automobile body, be provided with this embodiment on the automobile body big module structure, perhaps be provided with this embodiment on the automobile body big module device, when the assembly, the at least one end of module is connected with end member 1, connection structure 4 respectively with adjacent the same end of module end member 1 is connected, utilizes connection structure 4 to link to each other adjacent module, later reconnects lateral structure 3 is whole to be wrapped in groups, and it is for comparing in whole package of single row module and in groups, can greatly increase the efficiency in groups of module, improves the volume utilization of whole package effectively, improves whole package energy density. Under the condition that the size of the whole bag is relatively fixed, the larger volume utilization rate can be obtained.

Specifically, the vehicle body is used as a carrier, and generally comprises a frame or a chassis, a large module structure or a large module device is arranged on the frame or the chassis, and the vehicle body is not limited to a car, and can be used for a motor vehicle in principle.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a big module structure, its characterized in that includes connection structure (4) and two at least modules, the at least one end of module is connected with end member (1), connection structure (4) are adjacent respectively with the same one end of module end member (1) is connected.

2. A large module structure according to claim 1, characterized in that said connecting structure (4) is riveted to at least one of said end members (1).

3. A large module structure according to claim 1, characterized in that the removable connection between the end pieces (1) of adjacent modules on the same side.

4. A large module structure according to claim 1, characterized in that intermediate structures (6) are connected to the connecting structure (4), adjacent modules being separated by an intermediate structure (6), the intermediate structure (6) being connected to at least one adjacent module.

5. A large module structure according to claim 4, characterized in that the module comprises at least two cells (2) arranged in rows, and the intermediate structure (6) is connected to the cells (2) on at least one side of the module.

6. A large module structure according to claim 5, characterized in that a heat insulating sheet is pasted between the middle structure (6) and the electric core (2) on at least one side.

7. The large module structure according to claim 6, characterized in that the cells (2) are ternary cells.

8. A large module structure according to claim 5, characterized in that the connecting structure (4) is connected to the side of the end piece (1) remote from the corresponding cell (2).

9. A large module arrangement, characterized in that it comprises a large module structure according to any one of claims 1-8, which is provided with side structures (3) on its sides, which side structures (3) are connected to at least one of said end members (1).

10. A vehicle, characterized by comprising a vehicle body, wherein,

the vehicle body is provided with a large module structure as claimed in any one of claims 1-8;

or the like, or, alternatively,

the vehicle body is provided with a large module device as claimed in claim 9.

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