CN217956002U - Energy storage device - Google Patents

Abstract

The utility model provides an energy storage device, which relates to the technical field of new energy and comprises a shell, a cell module and a power module; the battery cell module is arranged on the fixing plate, and the power module is arranged on one side, deviating from the fixing plate, of the battery cell module. The utility model provides an energy storage device's casing sets up electric core module and power module in, for making the casing have sufficient intensity, is provided with the fixed plate in the casing, and electric core module and power module all set up on the fixed plate, make the casing have sufficient intensity and support electric core module like this; the fixing piece is connected with the fixing plate, so that the battery cell module is firmly fixed on the fixing plate; the power module is arranged at the upper end of the battery cell module; this energy memory's electric core module and the modularization assembly of power module etc. have reduced energy memory wholeness, have reduced energy memory's the loaded down with trivial details degree of assembly, and are favorable to subsequent after-sale maintenance.

Description

energy storage device

technical field

The utility model relates to the technical field of new energy, in particular to an energy storage device.

Background technique

At present, the outdoor energy storage devices on the market are either large in capacity and large in volume, or small in size and small in capacity. The overall structure of the energy storage device regardless of its size is relatively complicated, and it is difficult to disassemble and assemble each module, which is not conducive to improving production efficiency and after-sales maintenance.

Utility model content

The purpose of the utility model is to provide an energy storage device, so as to alleviate the technical problems of the current energy storage device such as relatively complicated structure, low production efficiency and difficult maintenance after sale.

The utility model provides an energy storage device, which includes a housing, a battery module and a power module; a fixing plate is arranged inside the housing, the battery module is arranged on the fixing board, and the power module The group is arranged on the side of the cell module away from the fixing plate;

The upper end surface of the battery module is provided with a fixing groove, and a fixing piece is arranged in the fixing groove, and the two ends of the fixing piece extend to the fixing plate along the two sides of the battery module. connected with the fixed plate;

The power module is provided with an intake fan and an exhaust fan, the intake fan is provided on one side of the power module, and the exhaust fan is provided on the other side of the power module.

In an optional embodiment, the fixing plate is provided with a threaded hole, the two ends of the fixing member form a mounting plate, and a through hole corresponding to the threaded hole is provided on the mounting plate, and the screw passes through the The through hole is screwed with the threaded hole.

In an optional embodiment, the battery module includes two battery units, and the two battery units are arranged on the fixing plate at intervals;

Two control circuit boards are arranged on one side of the battery module in the width direction, and the two control circuit boards are respectively arranged on one of the battery cells.

In an optional embodiment, the power module includes two power boards, and each of the power boards is connected to one of the battery cells.

In an optional embodiment, the battery unit includes a first battery module and a second battery module, the first battery module is arranged on the fixing plate, and the second battery module and the The first cell modules are arranged adjacent to each other;

A mounting column is provided on the first battery module, and a mounting hole is provided at a position corresponding to the mounting column of the second battery module, and a screw is screwed to the mounting column through the mounting hole.

In an optional embodiment, an input circuit board is provided at one end of the cell module in the length direction, and an output circuit board is provided at the other end.

In an optional embodiment, both the input circuit board and the output circuit board are arranged on the casing, and escape holes are provided on the casing.

In an optional embodiment, the battery module is provided with an isolation box, the isolation box is fastened on the battery module, and the two control circuit boards are located in the isolation box.

In an optional embodiment, a mounting groove is provided on a side of the isolation box away from the cell module, and a buckle is provided in the mounting groove;

The connecting row connected with the cell module is arranged in the installation groove, and the buckle is used to fix the connecting row in the installation groove.

In an optional embodiment, the housing is provided with universal wheels and servo electric wheels, and the universal wheels are arranged at the front end of the housing, and the servo electric wheels are arranged at the front end of the housing. rear end.

The housing of the energy storage device provided by the utility model is provided with a cell module and a power module. In order to make the housing have sufficient In this way, the shell has enough strength to support the battery module; the fixing piece is connected with the fixing plate, so that the battery module is firmly fixed on the fixing plate; the power module is set on the upper end of the battery module , using the intake fan and exhaust fan to quickly dissipate heat from the power module;

The modular assembly of the battery cell module and power module of the energy storage device reduces the integrity of the energy storage device, reduces the cumbersome assembly of the energy storage device, and facilitates subsequent after-sales maintenance.

Description of drawings

In order to more clearly illustrate the specific implementation of the utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the following descriptions The accompanying drawings are some implementations of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative work.

Fig. 1 is a schematic structural diagram of an energy storage device provided by an embodiment of the present invention;

Fig. 2 is a schematic diagram of the internal structure of the energy storage device shown in Fig. 1;

Fig. 3 is a partial enlarged view of A of the internal structural schematic diagram of the energy storage device shown in Fig. 2;

Fig. 4 is a partial enlarged view of B of the internal structural schematic diagram of the energy storage device shown in Fig. 2;

Fig. 5 is a schematic diagram of the internal structure of another angle of the energy storage device shown in Fig. 1;

Fig. 6 is a partial enlarged view of C of the internal structural schematic diagram of the energy storage device shown in Fig. 5;

FIG. 7 is a schematic view of the internal structure of the energy storage device shown in FIG. 1 from another angle.

Icon: 100-housing; 200-servo electric wheel; 300-universal wheel; 400-cell unit; 401-second cell module; 402-first cell module; 4021-installation column; 500-fixing slot ;600-Fixer; 601-Mounting plate; 700-Fixing plate; 800-Inlet fan; 900-Exhaust fan; 110-Isolation box; Output circuit board; 140-input circuit board; 150-control circuit board; 160-power board.

Detailed ways

The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

Referring to Figures 1-7, the utility model provides an energy storage device, including a housing 100, a battery module and a power module; the housing 100 is provided with a fixing plate 700, and the battery module The group is arranged on the fixing plate 700, and the power module is arranged on the side of the cell module away from the fixing plate 700;

A fixing groove 500 is provided on the upper end surface of the cell module, and a fixing member 600 is arranged in the fixing groove 500, and both ends of the fixing member 600 extend to the On the fixed plate 700 and connected with the fixed plate 700;

The power module is provided with an intake fan 800 and an exhaust fan 900, the intake fan 800 is provided on one side of the power module, and the exhaust fan is provided on the other side of the power module. Fan 900.

In some embodiments, the housing 100 of the energy storage device is provided with a fixing plate 700, which increases the strength of the lower end of the housing 100. Generally, in order to make the housing 100 have a certain strength, a A plurality of reinforcing ribs are provided, and after the fixing plate 700 is set on the housing 100, the cell module is fixed on the fixing plate 700, and the power module is fixed on the cell module; the fixing plate 700 is used to support the cell module. That is, in the vertical direction of the fixing plate 700 , the cell module and the power module are sequentially arranged from one end close to the fixing plate 700 to an end far away from the fixing plate 700 .

In order to securely fix the cell module on the fixing plate 700 and ensure that the cell module will not move arbitrarily during the transfer of the energy storage device; there is a fixing groove 500 and a fixing member 600 at the upper end of the cell module It is arranged in the fixing groove 500, and the fixing piece 600 is connected with the fixing plate 700, so that the cell module is fixed on the fixing plate 700, and since the fixing piece 600 is located in the fixing groove 500, the front and rear of the battery module are limited. Shake to further fix the battery module.

The power module set on the upper end of the battery module has an intake fan 800 and an exhaust fan 900. The intake fan 800 is used to let air enter the power module, and the exhaust fan 900 is used to make the air in the power module Exhaust: In order to have a better heat dissipation effect on the power module, generally the exhaust fan 900 and the intake fan 800 are respectively arranged on both sides of the power module, so as to make the air convective, which is beneficial to the heat dissipation of the power module.

Both the cell module and the power module of the energy storage device have a modular structure, which facilitates assembly and disassembly, improves production efficiency, and facilitates subsequent maintenance.

Referring to FIG. 3 , in an optional embodiment, the fixing plate 700 is provided with threaded holes, the two ends of the fixing member 600 form a mounting plate 601, and the mounting plate 601 is provided with holes corresponding to the threaded holes. The through hole, the screw passes through the through hole and is screwed with the threaded hole.

In order to facilitate the installation of the cell module, a threaded hole is provided on the fixing plate 700. One end of the fixing member 600 facing the fixing plate 700 has a mounting plate 601. After the mounting plate 601 abuts against the fixing plate 700, the screw passes through the mounting plate The through hole on 601 is screwed into the threaded hole on the fixing plate 700 , so that the mounting plate 601 is fixed on the fixing plate 700 , that is, the cell module is fixed on the fixing plate 700 .

The fixing member 600 is connected to the fixing plate 700 with screws, which facilitates the installation and disassembly of the cell module and facilitates after-sales maintenance.

2 and 7, in an optional embodiment, the battery module includes two battery units 400, and the two battery units 400 are arranged on the fixing plate 700 at intervals; Two control circuit boards 150 are arranged on one side of the battery module in the width direction, and the two control circuit boards 150 are respectively arranged on one of the battery unit 400 .

The battery module includes two battery units 400, both of which are arranged on the fixed plate 700, and the two battery units 400 are arranged at intervals, and a control circuit board is arranged on each battery unit 400 150 , a control circuit board 150 disposed on a battery unit 400 is electrically connected to the battery unit 400 . The control circuit board 150 is used to prevent the occurrence of abnormal conditions such as battery over-discharge, over-charge, over-temperature, etc., improve the utilization rate of the battery, achieve the purpose of prolonging the service life of the battery, and monitoring the battery status, and when one of the battery cells 400 needs to For replacement or maintenance, the corresponding battery cell unit 400 can be replaced according to actual needs. It should be noted that the control circuit board 150 is usually a BMS control board.

Referring to FIG. 7 , in an optional embodiment, the power module includes two power boards 160 , and each of the power boards 160 is connected to one battery unit 400 .

In an optional embodiment, the battery unit 400 includes a first battery module 402 and a second battery module 401, the first battery module 402 is arranged on the fixing plate 700, and the second The cell module 401 is arranged adjacent to the first cell module 402 .

Referring to FIG. 4 , a mounting post 4021 is provided on the first cell module 402 , and a mounting hole is provided at a position corresponding to the mounting post 4021 of the second cell module 401 , and a screw passes through the mounting hole and is screwed on the On the mounting column 4021 mentioned above.

In order to enable the battery unit 400 to store more energy, the first battery module 402 of the battery unit 400 is arranged on the fixing plate 700, and the second battery module 401 is arranged on the first battery module 402; The first cell module 402 and the second cell module 401 can be firmly fixed together; the first cell module 402 is provided with a plurality of mounting columns 4021, and the second cell module 401 is provided with mounting holes, screws The first battery module 402 and the second battery module 401 are stacked up and down firmly connected by being inserted in the installation hole and screwed to the installation column 4021 . At the same time, because the battery core of the energy storage device is relatively heavy, the battery unit 400 composed of smaller modular module components is conducive to the handling and assembly of the operator, and when the battery module fails and needs to be replaced, The corresponding first cell module 402 or the second cell module 401 can be replaced to achieve cost reduction and efficiency increase.

In other embodiments, the cell unit 400 includes a first cell module 402 and a second cell module 401, the first cell module 402 is arranged on the fixing plate 700, and the second cell module The core module 401 is disposed adjacent to the first cell module 402; the first cell module 402 is disposed on the fixing plate 700, and the second cell module 401 can be disposed adjacent to the first cell module 402 on the fixing plate 700 or on the side of the first cell module 402 away from the fixing plate 700 . The first cell module is provided with a first clamping structure (not shown in the figure), the second cell module is provided with a second clamping structure (not shown in the figure), and the first clamping structure can be connected with the The second clamping structure is clamped, thereby realizing the connection and fixing of the first battery module and the second battery module. Exemplarily, the first locking structure is a locking groove, and the second locking structure is a locking boss.

Referring to FIG. 2 , in an optional embodiment, an input circuit board 140 is provided at one end of the cell module in the length direction, and an output circuit board 130 is provided at the other end.

In an optional embodiment, both the input circuit board 140 and the output circuit board 130 are disposed on the housing 100 , and an avoidance hole is provided on the housing 100 .

One end of the energy storage device is provided with an input circuit board 140, and the other end is provided with an output circuit board 130, that is, when the main body of the energy storage device is charging, at one end of the input circuit board 140 of the energy storage device, the energy storage device is supplying energy. At one end of the output circuit board 130; an input interface is provided on the input circuit board 140, and a plurality of different types of output interfaces are provided on the output circuit board 130; The escape hole corresponding to the interface.

Referring to Figure 5 and Figure 6, in an optional embodiment, the battery module is provided with an isolation box 110, the isolation box 110 is buckled on the battery module, and the two control circuits The plate 150 is located within the isolation box 110 .

In an optional embodiment, a mounting groove 111 is provided on a side of the isolation box 110 away from the cell module, and a buckle 112 is provided in the mounting groove 111;

The connection bar 120 connected with the cell module is arranged in the installation groove 111 , and the buckle 112 is used to fix the connection bar 120 in the installation groove 111 .

The control circuit board 150 is arranged in the isolation box 110, and the installation groove 111 is arranged on the isolation box 110. The connection bar 120 generally includes a connection copper bar and a connection aluminum bar, and the connection bar 120 is fixed in the installation groove 111 of the isolation box 110, so that It is beneficial to fix the connection bar 120 , and the isolation box 110 is made of insulating material, which not only limits the position of the connection bar 120 , but also protects the control circuit board 150 from foreign objects.

1, in an optional embodiment, the housing 100 is provided with a universal wheel 300 and a servo electric wheel 200, and the universal wheel 300 is arranged at the front end of the housing 100, and the servo The electric wheel 200 is arranged at the rear end of the housing 100 .

In order to facilitate the movement of the energy storage device, a universal wheel 300 and a servo electric wheel 200 are provided at the lower end of the housing 100. The universal wheel 300 is located at the front end of the energy storage device in the forward direction, and the servo electric wheel 200 is located at the front end of the energy storage device in the forward direction. The rear end: the servo electric wheel 200 drives the energy storage device to move, thereby facilitating the transfer of the energy storage device.

The energy storage device also has a pull bar and a handle to facilitate the movement of the energy storage device, so as to facilitate the movement of the energy storage device.

The housing 100 of the energy storage device provided by the utility model is provided with a battery module and a power module. In order to make the housing 100 have sufficient strength, a fixing plate 700 is provided in the housing 100. The battery module and the power module The modules are all arranged on the fixing plate 700, so that the housing 100 has sufficient strength to support the cell module; the fixing member 600 is connected to the fixing plate 700, so that the cell module is firmly fixed on the fixing plate 700; The power module is set on the upper end of the battery module, and the power module is rapidly dissipated by the intake fan 800 and the exhaust fan 900;

The modular assembly of the battery cell module and power module of the energy storage device reduces the integrity of the energy storage device, reduces the cumbersome assembly of the energy storage device, and facilitates subsequent after-sales maintenance.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand : It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the various embodiments of the present invention Scope of technical solutions.

Claims (10)

1. An energy storage device, characterized in that it includes a casing (100), a battery module and a power module; a fixing plate (700) is arranged inside the casing (100), and the battery module It is arranged on the fixing plate (700), and the power module is arranged on a side of the cell module away from the fixing plate (700); A fixing groove (500) is provided on the upper end surface of the cell module, and a fixing piece (600) is arranged in the fixing groove (500), and the two ends of the fixing piece (600) are along the Both sides of the group extend onto the fixing plate (700) and connect with the fixing plate (700); An intake fan (800) and an exhaust fan (900) are provided on the power module, the intake fan (800) is provided on one side of the power module, and the other side of the power module The exhaust fan (900) is provided. 2. The energy storage device according to claim 1, characterized in that, the fixing plate (700) is provided with threaded holes, the two ends of the fixing piece (600) form a mounting plate (601), and in the The mounting plate (601) is provided with a through hole corresponding to the threaded hole, and a screw passes through the through hole and is screwed into the threaded hole. 3. The energy storage device according to claim 1, characterized in that, the cell module includes two cell units (400), and the two cell units (400) are arranged on the fixing plate at intervals (700) on; Two control circuit boards (150) are arranged on one side of the battery core module in the width direction, and the two control circuit boards (150) are respectively arranged on one of the battery core units (400). 4. The energy storage device according to claim 3, characterized in that, the power module includes two power boards (160), each of the power boards (160) is connected to one of the battery cells (400) . 5. The energy storage device according to claim 3, characterized in that, the cell unit (400) comprises a first cell module (402) and a second cell module (401), and the first cell The module (402) is arranged on the fixing plate (700), and the second battery module (401) is arranged adjacent to the first battery module (402); A mounting post (4021) is provided on the first cell module (402), and a mounting hole is provided at a position corresponding to the mounting post (4021) of the second cell module (401), and a screw passes through the mounting hole Screwed on the mounting column (4021). 6. The energy storage device according to claim 5, characterized in that an input circuit board (140) is provided at one end of the cell module in the length direction, and an output circuit board (130) is provided at the other end. 7. The energy storage device according to claim 6, characterized in that, both the input circuit board (140) and the output circuit board (130) are arranged on the housing (100), and in the Avoidance holes are arranged on the casing (100). 8. The energy storage device according to claim 3, characterized in that an isolation box (110) is provided on the battery module, and the isolation box (110) is fastened on the battery module, The two control circuit boards (150) are located in the isolation box (110). 9. The energy storage device according to claim 8, characterized in that, a mounting groove (111) is provided on the side of the isolation box (110) away from the battery module, and in the mounting groove ( 111) is provided with buckle (112); The connection row (120) connected with the cell module is arranged in the installation groove (111), and the buckle (112) is used to fix the connection row (120) in the installation groove (111) . 10. The energy storage device according to claim 1, characterized in that, the housing (100) is provided with a universal wheel (300) and a servo electric wheel (200), and the universal wheel (300) It is arranged at the front end of the casing (100), and the servo electric wheel (200) is arranged at the rear end of the casing (100).

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