CN217241201U - Energy storage power supply - Google Patents

Abstract

The application is suitable for the technical field of energy storage equipment and discloses an energy storage power supply. The energy storage power supply comprises a shell, a power supply module, a fan assembly and an inversion module, wherein the shell is provided with an accommodating cavity, and an air inlet and an air outlet which are communicated with the accommodating cavity are formed in two opposite sides of the shell respectively; the power supply module is arranged in the accommodating cavity; the fan assembly is arranged at the air outlet and used for generating heat dissipation airflow between the air inlet and the air outlet; the inversion module is arranged in the accommodating cavity and is adjacent to the power supply module, a first gap is formed between the power supply module and the inversion module, and the first gap is communicated with the air inlet and the air outlet and used for allowing part of the heat dissipation airflow to pass through. The application provides an energy storage power supply can enough dispel the heat to the contravariant module, also can dispel the heat to power module, improves the not good condition of power module heat dissipation.

Description

Energy storage power supply

Technical Field

The application relates to the technical field of energy storage equipment, in particular to an energy storage power supply.

Background

When the energy storage power supply (such as an energy storage power supply) is used, the requirement on the heat dissipation performance of the energy storage power supply is high. In the prior art, due to consideration of structural design difficulty and the like, a corresponding heat dissipation device is usually only arranged on an inverter module with higher heat productivity of an energy storage power supply, and heat dissipation is not considered for a power supply module.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide an energy storage power supply, it aims at solving the not good technical problem of power module heat dissipation.

In order to achieve the purpose, the scheme provided by the application is as follows: an energy storage power supply comprising:

the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an accommodating cavity, and an air inlet and an air outlet which are communicated with the accommodating cavity are formed on two opposite sides of the shell respectively;

the power supply module is arranged in the accommodating cavity;

the fan assembly is arranged at the air outlet and is used for generating heat dissipation airflow between the air inlet and the air outlet;

the inversion module is arranged in the accommodating cavity and is adjacent to the power supply module, a first gap is formed between the power supply module and the inversion module, and the first gap is communicated with the air inlet and the air outlet and used for allowing part of the heat dissipation airflow to pass through.

As an embodiment, the power module includes a battery pack and a first circuit board disposed on the battery pack, and the first gap is formed between the first circuit board and the inverter module;

and a second gap is formed between the battery pack and the first circuit board, and the second gap is communicated with the air inlet and the air outlet and is used for allowing part of the heat dissipation airflow to pass through.

In one embodiment, a support rib is formed on an outer surface of the battery pack, and the first circuit board is disposed on the support rib.

As an implementation manner, a support pillar is disposed on the first circuit board, and the inverter module is disposed on the support pillar.

As an embodiment, the fan assembly is located between the first gap and the air outlet, and a part of the fan assembly is disposed opposite to the first gap, and another part of the fan assembly is disposed opposite to the inverter module.

As an embodiment, the inverter module includes a second circuit board, and the first gap is formed between the second circuit board and the power module;

the energy storage power supply further comprises at least two radiators, the radiators are arranged on one side, far away from the power supply module, of the second circuit board at intervals, a third gap is formed between every two adjacent radiators, and the third gap is communicated with the air inlet and the air outlet and used for allowing part of the heat dissipation airflow to pass through.

In one embodiment, at least one of the third gaps is disposed opposite the fan assembly.

In an embodiment, a fourth gap is formed between the power module and the housing, and the fourth gap is communicated with the air inlet and the air outlet and is used for allowing a part of the heat dissipation airflow to pass through.

As an embodiment, the housing includes an upper cover, a bottom shell, a first sidewall and a second sidewall, the upper cover and the bottom shell are disposed oppositely along a first direction, the first sidewall and the second sidewall are disposed oppositely along a second direction, the first direction and the second direction are perpendicular to each other, and the upper cover, the bottom shell, the first sidewall and the second sidewall together enclose the accommodating cavity;

the air inlet is formed at one end of the first side wall close to the bottom shell, the air outlet is formed at one end of the second side wall close to the upper cover, or the air inlet is formed at one end of the first side wall close to the upper cover, and the air outlet is formed at one end of the second side wall close to the bottom shell.

As an embodiment, the housing further comprises a first side panel and a second side panel;

the first side panel is convexly arranged on the first side wall, and the air inlet is formed at one end, close to the bottom shell, of the first side panel;

the second side panel is arranged at one end, close to the upper cover, of the second side wall, and the air outlet is formed in the second side panel.

The application provides an energy storage power supply, through forming first clearance between power module and contravariant module, after partial heat dissipation air current got into and holds the intracavity, the first clearance of flowing through blew off from the air outlet, and at the in-process that the heat dissipation air current passed through first clearance, the heat exchange can take place with power module and contravariant module to the heat dissipation can be for power module and contravariant module. Therefore, the energy storage power supply provided by the application can radiate the inversion module and the power module, and the condition of poor radiation of the power module is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a perspective view of an energy storage power supply provided in an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural diagram of another view of an energy storage power supply provided in an embodiment of the present application;

fig. 4 is a schematic structural diagram of a perspective view of an energy storage power supply provided by an embodiment of the present application without an upper cover and a first side panel;

fig. 5 is a schematic structural diagram of another view angle of the energy storage power supply provided by the embodiment of the application, wherein the upper cover and the first side panel are not assembled;

FIG. 6 is a partial enlarged view at B in FIG. 5;

FIG. 7 is a schematic structural diagram of a perspective view of an energy storage power supply provided by an embodiment of the present application without an upper cover;

fig. 8 is a schematic structural diagram of another view angle of the energy storage power supply provided by the embodiment of the application, where the upper cover is not assembled.

The reference numbers illustrate:

100. an energy storage power supply; 10. A housing; 11. An upper cover;

12. a bottom case; 13. A first side wall; 131. Mounting holes;

14. a second side wall; 15. A third side wall; 16. A fourth side wall;

17. a first side panel; 171. A plate main body; 172. A connecting portion;

18. a second side panel; 20. A power supply module; 21. A battery pack;

22. a first circuit board; 30. An inversion module; 31. A second circuit board;

40. a fan assembly; 50. An air inlet; 60. An air outlet;

71. a first gap; 72. A second gap; 73. A third gap;

74. a fourth gap; 81. Supporting rib positions; 82. A support pillar;

90. a heat sink; 101. A receiving cavity.

The implementation, functional features and advantages of the object of the present application will be further explained with reference to the embodiments, and with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the embodiment of the present application are only used to explain the relative positional relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions referred to as "first", "second", etc. in this application are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

For the energy storage power supply, at present, only the inverter module with a large calorific value is considered to be radiated, and no measure is adopted for radiating the power supply module, however, the heat radiation of the power supply module is very important.

Therefore, the embodiment of the application provides an energy storage power supply, can not only dispel the heat to the contravariant module, also can dispel the heat to power module.

Referring to fig. 1 to 4, an energy storage power supply 100 according to an embodiment of the present disclosure includes a housing 10, a power module 20, an inverter module 30, and a fan assembly 40, where the power module 20 may be a battery module. The housing 10 has a receiving cavity 101, and an air inlet 50 and an air outlet 60 communicating with the receiving cavity 101 are respectively formed at two opposite sides of the housing 10; the power module 20 and the inversion module 30 are both arranged in the accommodating cavity 101, the power module 20 and the inversion module 30 are arranged adjacently, and a first gap 71 is formed between the power module 20 and the inversion module 30; the fan assembly 40 is disposed at the air outlet 60, and is configured to generate a heat dissipation airflow between the air inlet 50 and the air outlet 60, and the first gap 71 is connected to the air inlet 50 and the air outlet 60, and is configured to allow a portion of the heat dissipation airflow to pass through, so that the heat dissipation airflow enters the accommodating cavity 101 from the air inlet 50, and a portion of the heat dissipation airflow is blown out from the air outlet 60 through the first gap 71. In this embodiment, the inverter module 30 and the power module 20 are disposed adjacent to each other in an up-down manner, and specifically, the power module 20 is disposed below the inverter module 30. It is understood that in other embodiments, the inverter module 30 and the power module 20 may be disposed adjacent to each other in the left-right direction.

In use, when the fan assembly 40 is turned on, external air enters the accommodating cavity 101 through the air inlet 50 to form a heat dissipation airflow, and a part of the heat dissipation airflow is blown out from the air outlet 60 through the first gap 71.

By adopting the above technical scheme, the first gap 71 is formed between the power module 20 and the inverter module 30, that is, the heat dissipation air duct is formed between the power module 20 and the inverter module 30, after part of the heat dissipation air flow enters the accommodating cavity 101, the heat dissipation air flow flows through the first gap 71 and is blown out from the air outlet 60, and in the process that the heat dissipation air flow passes through the first gap 71, the heat dissipation air flow can exchange heat with the power module 20 and the inverter module 30, so that the heat dissipation can be performed on the power module 20 and the inverter module 30. Therefore, the energy storage power supply 100 provided in the embodiment of the present application can dissipate heat not only from the inverter module 30, but also from the power module 20, so as to improve the situation that the heat dissipation of the power module 20 is not good.

Referring to fig. 3 and 4, the power module 20 includes a battery pack 21 and a first circuit board 22 disposed on the battery pack 21, and a first gap 71 is formed between the first circuit board 22 and the inverter module 30; a second gap 72 is formed between the battery pack 21 and the first circuit board 22, and the second gap 72 is communicated with the air inlet 50 and the air outlet 60 and is used for allowing a part of the heat dissipation air flow to pass through, i.e., a part of the heat dissipation air flow is blown out of the air outlet 60 through the second gap 72. By providing the second gap 72, that is, forming the heat dissipation air duct inside the power module 20, the heat dissipation air flow can exchange heat with the first circuit board 22 and the battery pack 21 simultaneously in the process of passing through the second gap 72, thereby enhancing the heat dissipation effect on the power module 20. In this embodiment, the first circuit board 22 and the battery pack 21 are arranged in an up-down interval manner, and the inverter module 30, the first circuit board 22 and the battery pack 21 are arranged in an up-down interval manner. It is understood that in other embodiments, the inverter module 30, the first circuit board 22 and the battery pack 21 may be arranged in a left-to-right manner or a right-to-left manner.

Referring to fig. 5 and 6, a support rib 81 is formed on an outer surface of the battery pack 21, and the first circuit board 22 is disposed on the support rib 81. By providing the supporting rib 81, the first circuit board 22 is firmly connected to the battery pack 21, and a second gap 72 can be formed between the first circuit board 22 and the battery pack 21. In this embodiment, the number of the supporting rib positions 81 is several.

Referring to fig. 5 and 6, a supporting pillar 82 is disposed on the first circuit board 22, and the inverter module 30 is disposed on the supporting pillar 82. The support posts 82 are provided so that the inverter module 30 is stably connected to the power module 20 and the first gap 71 can be formed between the inverter module 30 and the power module 20. In this embodiment, the number of the support columns 82 is several.

Referring to fig. 3 to 5, the fan assembly 40 is disposed between the first gap 71 and the air outlet 60, and a portion of the fan assembly 40 is disposed opposite to the first gap 71, and another portion of the fan assembly 40 is disposed opposite to the inverter module 30. By disposing a part of the fan assembly 40 to face the first gap 71, the fan can also radiate heat from the power module 20, thereby improving the heat radiation effect on the power module 20.

Referring to fig. 3 to 5, the inverter module 30 includes a second circuit board 31, and a first gap 71 is formed between the second circuit board 31 and the power module 20; the energy storage power supply 100 further includes at least two heat sinks 90, each heat sink 90 is spaced apart from one side of the second circuit board 31 away from the power module 20, a third gap 73 is formed between two adjacent heat sinks 90, and the third gap 73 is communicated with the air inlet 50 and the air outlet 60 and is used for allowing a part of heat dissipation airflow to pass through, that is, a part of heat dissipation airflow is blown out from the air outlet 60 through the third gap 73. In a preferred embodiment, at least one third gap 73 is provided opposite fan assembly 40. Through setting up third clearance 73, the in-process that the radiating air current passes through third clearance 73 can be for the second circuit board 31 heat dissipation, improves the radiating effect to inverter module 30. In this embodiment, the number of the heat sinks 90 is two, the number of the third gaps 73 is one, and one third gap 73 is disposed opposite to the fan assembly 40, so as to more effectively dissipate heat of the inverter module 30.

Referring to fig. 1, 3, 4, 7 and 8, a fourth gap 74 is formed between the power module 20 and the housing 10, and a part of the heat dissipation airflow is blown out from the air outlet 60 through the fourth gap 74. By providing the fourth gap 74, a heat dissipation channel is formed between the power module 20 and the housing 10, and heat exchange between the heat dissipation airflow and the power module 20 can be performed through the fourth gap 74, thereby further improving heat dissipation of the power module 20. In practical application, the housing 10 includes an upper cover 11, a bottom case 12, a first sidewall 13, a second sidewall 14, a third sidewall 15, and a fourth sidewall 16, the upper cover 11 and the bottom case 12 are disposed oppositely along a first direction, the first sidewall 13 and the second sidewall 14 are disposed oppositely along a second direction, the third sidewall 15 and the fourth sidewall 16 are disposed oppositely along a third direction, the first direction, the second direction, and the third direction are perpendicular to each other, and the upper cover 11, the bottom case 12, the first sidewall 13, the second sidewall 14, the third sidewall 15, and the fourth sidewall 16 together enclose the accommodating cavity 101. As shown in fig. 1 and 3, the first direction is the up-down direction in the drawing, the second direction is the front-rear direction in the drawing, and the third direction is the left-right direction in the drawing. In this embodiment, a fourth gap 74 is formed between the power module 20 and each of the third side wall 15 and the fourth side wall 16, and the fourth gap 74 is communicated with the air inlet 50 and the air outlet 60 and is used for allowing a part of the heat dissipation air flow to pass through. It is understood that in other embodiments, it is also possible for the power module 20 to form the fourth gap 74 with one of the third and fourth sidewalls 15, 16.

In this embodiment, after the outside air enters the accommodating cavity 101 through the air inlet 50, the dispersed hot air flow in the middle of the accommodating cavity flows through the first gap 71 to the air outlet 60, and the heat is dissipated from the side of the power module 20 close to the inverter module 30 in the process of flowing through the first gap 71. Part of the heat dissipation airflow flows through the second gap 72 to the air outlet 60, and dissipates heat to the inside of the power module 20 in the process of flowing through the second gap 72. Part of the heat dissipation airflow flows through the fourth gap 74 to the air outlet 60, and during the process of the heat dissipation airflow flowing through the fourth gap 74, the heat is dissipated from the side of the power module 20 close to the third sidewall 15 and the side of the power module 20 close to the fourth sidewall 16. The energy storage power supply 100 provided by this embodiment realizes effective heat dissipation of the power module 20 by dissipating heat at different positions of the power module 20.

In one embodiment, the air inlet 50 is formed at an end of the first sidewall 13 close to the bottom case 12, and the air outlet 60 is formed at an end of the second sidewall 14 close to the top cover 11. Through this kind of mode of setting, because power module 20 locates the below that holds chamber 101, also locate the one end that holds chamber 101 and be close to drain pan 12, external air gets into from the air intake 50 that is close to drain pan 12 and holds in the chamber 101 to blow off from the air outlet 60 that is close to upper cover 11, wind channel between air intake 50 and the air outlet 60 is through power module 20, the heat exchange can take place with power module 20 for the heat dissipation air current, thereby realize the heat dissipation to power module 20, further improved the heat dissipation to power module 20. It is understood that in other embodiments, the air inlet 50 is formed at an end of the first side wall 13 close to the upper cover 11, and the air outlet 60 is formed at an end of the second side wall 14 close to the bottom shell 12.

Referring to fig. 1 to 4, the housing 10 further includes a first side panel 17 and a second side panel 18; the first side panel 17 is protruded on the first side wall 13, and the air inlet 50 is formed at one end of the first side panel 17 close to the bottom case 12; the second side plate 18 is disposed at an end of the second side wall 14 close to the top cover 11, and the air outlet 60 is formed in the second side plate 18. Specifically, the first side wall 13 is formed with a mounting hole 131 communicating with the accommodating chamber 101, and the first side panel 17 is mounted on the first side wall 13 and covers the mounting hole 131. The first side panel 17 includes a main panel 171 and a connecting portion 172 connected between the main panel 171 and the first side wall 13, the connecting portion 172 is disposed circumferentially around the main panel 171 and extends toward a side close to the accommodating chamber 101, and the air inlet 50 is formed at a side of the connecting portion 172 close to the bottom case 12. By arranging the air inlet 50 in this way, liquid such as rainwater can be prevented from entering the energy storage power supply 100 through the air inlet 50.

In one embodiment, the side of the connection portion 172 close to the third sidewall 15 and the side of the connection portion 172 close to the fourth sidewall 16 are also formed with the air inlet 50. Through this kind of mode of setting, can make enough amount of wind enter into and hold chamber 101 in, promote the radiating effect. It is understood that, in other embodiments, the air inlet 50 may be formed on a side of the connection portion 172 close to the bottom case 12 and a side of the connection portion 172 close to the third side wall 15, or the air inlet 50 may be formed on a side of the connection portion 172 close to the bottom case 12 and a side of the connection portion 172 close to the fourth side wall 16.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the technical solutions that can be directly or indirectly applied to other related technical fields within the spirit of the present application are included in the scope of the present application.

Claims (10)

1. An energy storage power supply, comprising:

the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an accommodating cavity, and an air inlet and an air outlet which are communicated with the accommodating cavity are formed on two opposite sides of the shell respectively;

the power supply module is arranged in the accommodating cavity;

the fan assembly is arranged at the air outlet and used for generating heat dissipation airflow between the air inlet and the air outlet;

the inversion module is arranged in the accommodating cavity and is adjacent to the power supply module, a first gap is formed between the power supply module and the inversion module, and the first gap is communicated with the air inlet and the air outlet and used for allowing part of the heat dissipation airflow to pass through.

2. The energy storage power supply according to claim 1, wherein the power supply module comprises a battery pack and a first circuit board disposed on the battery pack, and the first gap is formed between the first circuit board and the inverter module;

and a second gap is formed between the battery pack and the first circuit board, and the second gap is communicated with the air inlet and the air outlet and is used for allowing part of the heat dissipation airflow to pass through.

3. The energy storage power supply according to claim 2, wherein a support rib position is formed on the outer surface of the battery pack, and the first circuit board is arranged on the support rib position.

4. The energy storage power supply according to claim 3, wherein a support column is provided on the first circuit board, and the inverter module is provided on the support column.

5. The energy storage power supply of claim 1, wherein the fan assembly is located between the first gap and the air outlet, and a portion of the fan assembly is disposed opposite to the first gap and another portion of the fan assembly is disposed opposite to the inverter module.

6. The energy storage power supply according to claim 1, wherein the inverter module comprises a second circuit board, and the first gap is formed between the second circuit board and the power supply module;

the energy storage power supply further comprises at least two radiators, the radiators are arranged on one side, far away from the power supply module, of the second circuit board at intervals, a third gap is formed between every two adjacent radiators, and the third gap is communicated with the air inlet and the air outlet and used for allowing part of the heat dissipation airflow to pass through.

7. The energy storage power supply of claim 6, wherein at least one of said third gaps is disposed opposite said fan assembly.

8. The energy storage power supply according to claim 1, wherein a fourth gap is formed between the power module and the housing, and the fourth gap is communicated with the air inlet and the air outlet and is used for allowing part of the heat dissipation airflow to pass through.

9. The energy storage power supply according to claim 1, wherein the housing comprises an upper cover, a bottom case, a first side wall and a second side wall, the upper cover and the bottom case are oppositely arranged along a first direction, the first side wall and the second side wall are oppositely arranged along a second direction, the first direction and the second direction are perpendicular to each other, and the upper cover, the bottom case, the first side wall and the second side wall jointly enclose the accommodating cavity;

the air inlet is formed at one end of the first side wall close to the bottom shell, the air outlet is formed at one end of the second side wall close to the upper cover, or the air inlet is formed at one end of the first side wall close to the upper cover, and the air outlet is formed at one end of the second side wall close to the bottom shell.

10. The energy storage power supply of claim 9, wherein said housing further comprises a first side panel and a second side panel;

the first side panel is convexly arranged on the first side wall, and the air inlet is formed at one end, close to the bottom shell, of the first side panel;

the second side panel is arranged at one end, close to the upper cover, of the second side wall, and the air outlet is formed in the second side panel.

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