Stacked energy storage battery system

Abstract

The utility model discloses a kind of stacked energy storage battery systems, comprising: base, the at least one side of base is provided with first fixing part, first fixing part and support surface are connected fixed, the first side of base is provided with first mounting hole;Battery box, battery box has at least two, stacked on base, the first side of battery box is provided with first mounting hole;Connecting piece, connecting piece is equipped with at least two first connecting hole, pass through first connecting hole respectively by connecting piece, and insert the first mounting hole of base, the first mounting hole of battery box, to connect and fix battery box and base with;Between two adjacent stacked battery boxes are connected and fixed by connecting piece;Electric control assembly, electric control assembly and battery box are electrically connected.By the above technical solution, battery box and electric control assembly are stacked on base, and adjacent base, battery box and electric control assembly are connected and fixed by connecting piece, to avoid stacked battery box and electric control assembly to dump.

Description

Technical Field

[0001] This utility model relates to the field of energy storage system technology, specifically a stacked energy storage battery system. Background Technology

[0002] Residential energy storage is mainly used for large-scale off-grid power generation and storage of renewable energy, peak shaving and valley filling of user-side grid connection, residential photovoltaic energy storage, emergency backup power for small industrial and commercial enterprises, and grid-side power generation and sales systems. The required energy and space are different in different application scenarios, which in turn leads to different requirements for the installation method of energy storage battery boxes. Summary of the Invention

[0003] To overcome the shortcomings of the prior art, this utility model provides a stacked energy storage battery system. The system connects and fixes adjacent battery boxes and electronic control components with screws and connecting plates, thereby preventing the stacked battery boxes and electronic control components from tipping over. The installation method is very convenient, and the stacking makes the whole system occupy a small area.

[0004] To achieve the above objectives, the technical solution adopted by this utility model is: a stacked energy storage battery system, comprising: A base, wherein at least one side of the base is provided with a first fixing member, the first fixing member is connected and fixed to a supporting surface, and a first mounting hole is provided on a first side of the base; A battery box, wherein at least two battery boxes are stacked on the base, and a first mounting hole is provided on a first side of the battery box; A connecting piece is provided with at least two first connecting holes. A connector passes through the first connecting holes and is inserted into the first mounting hole of the base and the first mounting hole of the battery box, thereby connecting and fixing the battery box and the base. The two adjacent stacked battery boxes are connected and fixed together by the connecting piece; An electronic control component, which is electrically connected to the battery box.

[0005] The above technical solution allows the battery box and electronic control components to be stacked on the base, and adjacent bases, battery boxes and electronic control components to be connected and fixed by connecting pieces, thereby preventing the stacked battery boxes and electronic control components from tipping over. The installation method is very convenient, and the stacking makes the whole system occupy a small area.

[0006] Furthermore, the first fixing member includes a grounding part and a supporting part that are perpendicularly connected to each other. The grounding part and the supporting part are respectively provided with a second connecting hole, and the base is provided with a second mounting hole that matches the second connecting hole. The first fastener and the base are connected and fixed by passing the connector through the second connecting hole of the support and inserting it into the second mounting hole; The base is fixed to the support surface by passing the connector through the second connection hole of the grounding part and inserting it into the support surface.

[0007] The first fixing component serves to support the base and enhance its stability.

[0008] Furthermore, reinforcing strips are provided on both sides of the connecting piece along its length, and the reinforcing strips are perpendicular to the connecting piece. The reinforcing strips can enhance the strength of the connecting piece.

[0009] Furthermore, a limiting block is provided on the upper surface of the base; The lower end face of the battery box is provided with a groove that matches the limiting block, and the upper end face of the battery box is provided with a limiting block; The lower end face of the electronic control component is provided with a groove that matches the limiting block, and the upper end face of the electronic control component is provided with a limiting block.

[0010] Furthermore, the limiting block includes a boss, on which a first quick-connect terminal is provided. When the boss is inserted into the groove, the side of the boss and the inner wall of the groove are in contact. The lower end face of the battery box and the electronic control assembly, and located within the groove, is provided with a second quick-connect terminal; When the boss is inserted into the groove, the first quick-connect terminal located below is connected to the second quick-connect terminal located above.

[0011] The above design allows for easy stacking of the boss and the groove, and also provides excellent waterproofing.

[0012] Furthermore, the periphery of the boss is provided as a guide slope.

[0013] Furthermore, the electronic control component is stacked on the battery box. A second fixing member is connected to a first side of the electronic control component. The second fixing member includes a sheet body and a first connecting portion and a second connecting portion located at both ends of the sheet body. The first connecting portion and the second connecting portion are respectively provided with a third connecting hole. A third mounting hole is provided on the first side of the electronic control component to mate with the third connecting hole on the first connecting portion. A connector passes through the third connecting hole on the first connecting portion and is inserted into the third mounting hole to connect and fix the second fixing member and the electronic control component. A connector passes through the third connecting hole on the second connecting portion and is inserted into the fixing body to fix the electronic control component.

[0014] The second fastener secures the topmost electronic control component to the wall, enhancing the stability of the entire system and preventing the stacked bases, battery boxes, and electronic control components from tipping over.

[0015] Furthermore, the electronic control component includes: A high-voltage box is stacked on top of a battery box. A first mounting hole is provided on the first side of the high-voltage box. The high-voltage box and the battery box are connected and fixed together by the connecting piece. An inverter is stacked on the high-voltage box. A first mounting hole is provided on the first side of the inverter. The inverter and the high-voltage box are connected and fixed by the connecting piece. The second fastener is connected to the inverter.

[0016] The high-voltage box is the core unit of the electrical control system, responsible for the distribution, protection and monitoring of high-voltage power; the inverter is a power conversion module of the electrical control system, used to convert DC power to AC power or AC power to DC power as needed.

[0017] Furthermore, the lower end face of the high-voltage box is provided with a groove that matches the limiting block, and the upper end face of the high-voltage box is provided with a limiting block; The lower end face of the inverter is provided with a groove that matches the limiting block.

[0018] The high-voltage box and inverter adopt the same stacking design and are connected and fixed by connecting plates.

[0019] Furthermore, the stacked energy storage battery system is positioned against a wall, and the wall itself is the fixing body. Positioning the stacked energy storage battery system against a wall facilitates the connection of the second fixing component.

[0020] Based on the above technical solution, the beneficial effects of this utility model are as follows: The stacked energy storage battery system disclosed in this application connects and fixes adjacent battery boxes and electronic control components with screws and connecting plates, thereby preventing the stacked battery boxes and electronic control components from tipping over. The installation method is very convenient, and the stacking makes the whole system occupy a small area. This application uses a second fixing component to secure the topmost electronic control component to the wall, thereby enhancing the stability of the entire system and preventing the stacked base, battery box, and electronic control component from tipping over.

[0021] To make the above and other objects, features and advantages of this utility model more apparent and understandable, preferred embodiments are described below in detail with reference to the accompanying drawings. Attached Figure Description

[0022] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0023] Figure 1 This is a schematic diagram of the overall device structure of the stacked energy storage battery system in an embodiment of this utility model; Figure 2 This is a schematic diagram of the base structure in an embodiment of this utility model; Figure 3 This is a schematic diagram of the structure of the first fixing member in an embodiment of this utility model; Figure 4 This is a schematic diagram of the battery box structure in an embodiment of this utility model; Figure 5 This is a schematic diagram of the connecting piece in an embodiment of this utility model; Figure 6 This is a schematic diagram of the inverter structure in an embodiment of this utility model; Figure 7 This is a schematic diagram of the structure of the second fixing member in an embodiment of this utility model.

[0024] The reference numerals in the above figures are as follows: 1. Base; 11. Boss; 12. First quick-connect terminal; 2. Battery box; 21. Groove; 22. Second quick-connect terminal; 3. Connecting piece; 31. First connecting hole; 32. Reinforcing strip; 4. High voltage box; 5. First fixing part; 51. Support part; 52. Grounding part; 6. Second fixing part; 61. Plate; 62. First connecting part; 63. Second connecting part; 64. Third connecting hole; 7. Ground; 8. Wall; 9. Inverter. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] It should be noted that in the description of this utility model, the terms "first," "second," etc., are used only for descriptive purposes and to distinguish similar objects; there is no order between them, nor should they be construed as indicating or implying relative importance. Furthermore, in the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0027] Example: This example discloses a stacked energy storage battery system, including: A base 1 has a boss 11 on its upper surface, and a first quick-connect terminal 12 on the boss 11. A first mounting hole and a second mounting hole are provided on a first side of the base 1, with the first mounting hole located above the second mounting hole. The base 1 is fixed to the ground 7 by a first fixing member 5. The first fixing member 5 includes a support portion 51 and a grounding portion 52 connected perpendicularly to each other. The support portion 51 and the grounding portion 52 are each provided with a second connecting hole, and the second mounting hole of the base 1 is used to mate with the second connecting hole. A screw passes through the second connecting hole of the support portion 51 and is inserted into the second mounting hole to connect and fix the first fixing member 5 and the base. A collision bolt passes through the second connecting hole of the grounding portion 52 and is inserted into the ground 7 to fix the base 1 to the ground 7.

[0028] In some feasible embodiments, a rivet can be used to pass through the second connecting hole of the support 51 and be inserted into the second mounting hole to connect and fix the first fastener 5 and the base.

[0029] A battery box 2 is placed on the base 1, and an energy storage battery is installed inside the battery box 2. A boss 11 is provided on the upper surface of the battery box 2, and a groove 21 that mates with the boss 11 is provided on the lower surface of the battery box 2. During installation, the boss 11 is inserted into the groove 21. This application includes two battery boxes 2, which are stacked on the base 1, and the lower boss 11 of each battery box 2 is inserted into the adjacent groove 21.

[0030] In some feasible embodiments, the number of battery boxes 2 can be flexibly matched according to energy requirements.

[0031] The periphery of the boss 11 is set as a sloping surface with a guiding function. During installation, the groove 21 of the upper box is placed on top of the lower boss 11. Under the action of the guiding sloping surface, the box can be automatically positioned in a stacked state. At this time, the side of the boss 11 and the inner wall of the groove 21 are in contact.

[0032] The lower end face of the battery box 2, within the groove 21, is provided with a second quick-connect terminal 22 that mates with the first quick-connect terminal 12. In the stacked state, adjacent first quick-connect terminals 12 and second quick-connect terminals 22 are inserted together.

[0033] The battery box 2 also has a first connecting hole on its first side. The bottommost battery box 2 and the base 1 are connected and fixed together by a connecting piece 3. The connecting piece 3 is rectangular and has two first connecting holes 31, which are spaced apart along the length of the connecting piece 3. Reinforcing strips 32 are provided on both sides of the connecting piece 3 along its length, and the reinforcing strips 32 are perpendicular to the connecting piece 3. The battery box 2 and the base 1 are connected and fixed together by bolts passing through the two first connecting holes on the connecting piece 3 and being inserted into the first mounting holes on the base 1 and the battery box 2.

[0034] The two adjacent stacked battery boxes 2 are also connected and fixed by the connecting piece 3.

[0035] An electronic control assembly, including a high-voltage box 4 and an inverter 9, is stacked on top of the battery box 2. The high-voltage box is the core unit of the electronic control system, responsible for the distribution, protection, and monitoring of high-voltage power. The high-voltage box 4 is stacked on the battery box 2. A first mounting hole is provided on the first side of the high-voltage box 4. The high-voltage box 4 and the battery box 2 are connected and fixed by the connecting piece 3. A groove 21 is provided on the lower end face of the high-voltage box 4, and a second quick-connect terminal 22 is provided in the groove 21. A boss 11 that matches the groove 21 is provided on the boss 11, and a first quick-connect terminal 12 is provided on the boss 11. When the high-voltage box 4 is stacked on the battery box 2, the boss 11 on the upper end face of the battery box 2 is inserted into the groove 21 on the lower end face of the high-voltage box 4, and the first quick-connect terminal 12 on the battery box 2 and the second quick-connect terminal 22 on the high-voltage box 4 are connected.

[0036] The inverter 9 is a power conversion module of the electronic control system, used to convert DC power to AC power or vice versa as needed. The inverter 9 is stacked on the high-voltage box 4. A first mounting hole is provided on the first side of the inverter 9. The inverter 9 and the high-voltage box 4 are connected and fixed by the connecting piece 3. A groove 21 is provided on the lower end face of the inverter 9, and a second quick-connect terminal 22 is provided within this groove 21. When the inverter 9 is stacked on the high-voltage box 4, the boss 11 on the upper end face of the high-voltage box 4 is inserted into the groove 21 on the lower end face of the inverter 9, and simultaneously, the first quick-connect terminal 12 on the high-voltage box 4 and the second quick-connect terminal 22 on the inverter 9 are connected.

[0037] In some feasible embodiments, the stacked energy storage battery system is mounted against a wall. A second fixing member 6 is connected to the first side of the inverter 9. The second fixing member 6 includes a sheet 61 and a first connecting portion 62 and a second connecting portion 63 located at both ends of the sheet. The first connecting portion 62 and the second connecting portion 63 are respectively provided with a third connecting hole 64. The first side of the inverter 9 is provided with a third mounting hole that mates with the third connecting hole 64 on the first connecting portion 62. A screw is passed through the third connecting hole 64 on the first connecting portion 62 and inserted into the third mounting hole to connect and fix the second fixing member 6 and the inverter 9. An expansion bolt is passed through the third connecting hole 64 on the second connecting portion 63 and inserted into the wall 8 to fix the inverter 9. By fixing the uppermost inverter 9 to the wall 8 using the second fixing member 6, the stability of the entire system is enhanced, preventing the stacked base 1, battery box 2, high-voltage box 4, and inverter 9 from tipping over.

[0038] In some feasible embodiments, a rivet can be used to pass through the third connection hole 64 on the first connection portion 62 and be inserted into the third mounting hole to connect and fix the second fastener 6 and the inverter 9.

[0039] This utility model uses specific embodiments to illustrate the principle and implementation of the utility model. The above description of the embodiments is only for the purpose of helping to understand the method and core idea of ​​the utility model. At the same time, for those skilled in the art, there will be changes in the specific implementation and application scope based on the idea of ​​the utility model. Therefore, the content of this specification should not be construed as a limitation of the utility model.

Claims

1. A stacked energy storage battery system, characterized in that, include: A base, wherein at least one side of the base is provided with a first fixing member, the first fixing member is connected and fixed to a supporting surface, and a first mounting hole is provided on a first side of the base; A battery box, wherein at least two battery boxes are stacked on the base, and a first mounting hole is provided on a first side of the battery box; A connecting piece is provided with at least two first connecting holes. A connector passes through the first connecting holes and is inserted into the first mounting hole of the base and the first mounting hole of the battery box, thereby connecting and fixing the battery box and the base. The two adjacent stacked battery boxes are connected and fixed together by the connecting piece; An electronic control component, which is electrically connected to the battery box.

2. The stacked energy storage battery system as described in claim 1, characterized in that, The first fixing member includes a grounding part and a supporting part that are perpendicularly connected to each other. The grounding part and the supporting part are respectively provided with a second connecting hole. The base is provided with a second mounting hole that matches the second connecting hole. The first fastener and the base are connected and fixed by passing the connector through the second connecting hole of the support and inserting it into the second mounting hole; The base is fixed to the support surface by passing the connector through the second connection hole of the grounding part and inserting it into the support surface.

3. The stacked energy storage battery system as described in claim 1, characterized in that, The connecting piece is provided with reinforcing strips on both sides along its length direction, and the reinforcing strips are perpendicular to the connecting piece.

4. The stacked energy storage battery system as described in claim 3, characterized in that, The upper surface of the base is provided with a limiting block; The lower end face of the battery box is provided with a groove that matches the limiting block, and the upper end face of the battery box is provided with a limiting block; The lower end face of the electronic control component is provided with a groove that matches the limiting block, and the upper end face of the electronic control component is provided with a limiting block.

5. The stacked energy storage battery system as described in claim 4, characterized in that, The limiting block includes a boss, on which a first quick-connect terminal is provided. When the boss is inserted into the groove, the side of the boss and the inner wall of the groove are in contact. The lower end face of the battery box and the electronic control assembly, and located within the groove, is provided with a second quick-connect terminal; When the boss is inserted into the groove, the first quick-connect terminal located below is connected to the second quick-connect terminal located above.

6. The stacked energy storage battery system as described in claim 5, characterized in that, The periphery of the boss is provided as a guide slope.

7. The stacked energy storage battery system as described in claim 5, characterized in that, The electronic control component is stacked on the battery box. A second fixing member is connected to the first side of the electronic control component. The second fixing member includes a sheet body and a first connecting part and a second connecting part provided at both ends of the sheet body. The first connecting part and the second connecting part are respectively provided with a third connecting hole. The first side of the electronic control component is provided with a third mounting hole that matches the third connecting hole on the first connecting part. A connector passes through the third connecting hole on the first connecting part and is inserted into the third mounting hole to connect and fix the second fixing member and the electronic control component. The electronic control assembly is secured by inserting the connector through the third connection hole on the second connection part and into the fixing body.

8. The stacked energy storage battery system as described in claim 7, characterized in that, The electronic control component includes: A high-voltage box is stacked on top of a battery box. A first mounting hole is provided on the first side of the high-voltage box. The high-voltage box and the battery box are connected and fixed together by the connecting piece. An inverter is stacked on the high-voltage box. A first mounting hole is provided on the first side of the inverter. The inverter and the high-voltage box are connected and fixed by the connecting piece. The second fastener is connected to the inverter.

9. The stacked energy storage battery system as described in claim 8, characterized in that, The lower end face of the high-voltage box is provided with a groove that matches the limiting block, and the upper end face of the high-voltage box is provided with a limiting block; The lower end face of the inverter is provided with a groove that matches the limiting block.

10. The stacked energy storage battery system as described in claim 7, characterized in that, The stacked energy storage battery system is installed against a wall, and the fixing body is the wall.

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