A heat dissipation structure of energy storage inverter

Abstract

The utility model discloses a heat dissipation structure of an energy storage inverter. It includes: a cabinet body, which is composed of a power cabinet and a control cabinet arranged in parallel; a plurality of power modules, which are evenly distributed in the middle of the power cabinet, and a heat sink is provided on each power module; a capacitor pool, which is arranged in the middle of the power cabinet and directly behind the power module; an air cavity, which is arranged in the upper middle part of the power cabinet; a centrifugal fan, which is arranged in the upper part of the power cabinet, for exhausting air from the outside of the power cabinet; a reactor, which is arranged in the lower part of the control cabinet; an axial flow fan, which is arranged in the upper part of the control cabinet, for exhausting air from the outside of the control cabinet. The beneficial effects of the utility model are: a power cabinet and a control cabinet are provided, a power module and a capacitor pool are arranged in the power cabinet, and a reactor is arranged in the control cabinet, and the power cabinet and the control cabinet are cooled by the centrifugal fan and the axial flow fan respectively, and the heat dissipation effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of heat dissipation, in particular to a heat dissipation structure of an energy storage inverter. Background Art

[0002] With the continuous development of the energy storage industry, the performance of energy storage converters, as one of the key devices in the energy storage system, directly affects the efficiency of the energy storage system. As the main power requirements continue to increase, the heat dissipation requirements of the whole machine are getting higher and higher, especially the heat dissipation of the power unit, which puts higher requirements on the air duct inside the cabinet, which must ensure effective heat dissipation of other electronic components and the power unit. Utility Model Content

[0003] The utility model aims to provide a heat dissipation structure of an energy storage inverter, which is provided with a power cabinet and a control cabinet. A power module and a capacitor pool are arranged in the power cabinet, and an inductor is arranged in the control cabinet. The power cabinet and the control cabinet are cooled by a centrifugal fan and an axial flow fan respectively, and the heat dissipation effect is good.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions, including:

[0005] The cabinet body is composed of a power cabinet and a control cabinet arranged in parallel; a power cabinet door and a control cabinet door are respectively provided on the front faces of the power cabinet and the control cabinet; a first bracket is provided under the cabinet body; and a plurality of first power cabinet air inlets and first control cabinet air inlets are respectively provided on the bottom plates of the power cabinet and the control cabinet;

[0006] A plurality of power modules are evenly distributed in the middle of the power cabinet, and a heat sink is provided on each power module;

[0007] A capacitor pool is arranged in the middle of the power cabinet and directly behind the power module;

[0008] An air chamber, which is arranged in the upper middle part of the power cabinet;

[0009] A centrifugal fan, which is arranged on the upper part of the power cabinet and is used to discharge air outside the power cabinet;

[0010] A reactor, which is arranged at the lower part of the control cabinet;

[0011] The axial flow fan is arranged on the upper part of the control cabinet and is used to discharge air outside the control cabinet.

[0012] Preferably, it further comprises: a first partition plate, which is arranged in the power cabinet and below the power module, and is used to support the power module;

[0013] A second partition plate is arranged in the power cabinet and located above the power module;

[0014] Among them, a first opening is provided on the first partition at a position corresponding to the air inlet of the radiator; a second opening is provided on the second partition at a position corresponding to the air outlet of the radiator, for supplying air from the air inlet hole of the first power cabinet to enter the air inlet of the radiator through the first opening, and then flow out through the air outlet and the second opening of the radiator.

[0015] Preferably, heat dissipation holes are respectively provided on the lower end surface and the upper end surface of the capacitor pool, for allowing air to enter the capacitor pool and then flow out.

[0016] Preferably, it also includes:

[0017] A second bracket, which is arranged at the lower part of the reactor and is used to support the reactor;

[0018] A fourth partition is arranged in the control cabinet and located above the reactor. A third opening is provided in the middle of the fourth partition. The third opening is opposite to the air outlet of the reactor and is used to supply air from the air inlet of the first control cabinet to enter the reactor through the air inlet of the reactor and then flow out through the reactor outlet and the third opening.

[0019] Preferably, a plurality of second power cabinet air inlet holes and second control cabinet air inlet holes are respectively provided at the middle and lower parts of the power cabinet door and the control cabinet door.

[0020] The beneficial effects of the utility model are as follows: a power cabinet and a control cabinet are provided, a power module and a capacitor pool are arranged in the power cabinet, and an inductor is arranged in the control cabinet, and the power cabinet and the control cabinet are cooled by centrifugal fans and axial flow fans respectively, so the heat dissipation effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The utility model is a front view of a heat dissipation structure of an energy storage inverter.

[0022] Figure 2 The utility model is a three-dimensional heat dissipation structure of an energy storage inverter Figure 1 .

[0023] Figure 3 The utility model is a three-dimensional heat dissipation structure of an energy storage inverter Figure 2 .

[0024] Figure 4 The three-dimensional structure of the first partition and the second partition in the utility model Figure 1 .

[0025] Figure 5 The three-dimensional structure of the first partition and the second partition in the utility model Figure 2 . DETAILED DESCRIPTION

[0026] The utility model is further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement it according to the description.

[0027] It should be understood that terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or other elements or combinations thereof.

[0028] like Figure 1-5 As shown, a heat dissipation structure 1 of an energy storage inverter of the utility model comprises:

[0029] The cabinet body is composed of a power cabinet 100 and a control cabinet 200 arranged in parallel; a power cabinet door 111 and a control cabinet door 211 are respectively provided on the front faces of the power cabinet and the control cabinet; a first bracket 300 is provided under the cabinet body; and a plurality of first power cabinet air inlet holes 112 and first control cabinet air inlet holes 212 are respectively provided on the bottom plates of the power cabinet 100 and the control cabinet 200.

[0030] A plurality of power modules 110 are evenly distributed in the middle of the power cabinet 100, and a heat sink 120 is provided on each power module 110; a capacitor pool 130 is arranged in the middle of the power cabinet 100 and directly behind the power module; an air cavity 140 is arranged in the upper middle part of the power cabinet 100; a centrifugal fan 150 is arranged in the upper part of the power cabinet 100 and is used to exhaust air outside the power cabinet. As a preferred embodiment, it further comprises: a first partition 161, which is arranged in the power cabinet 100, below the power module 110, and used to support the power module 110; a second partition 162 is arranged in the power cabinet 100, above the power module 110; wherein, a first opening 161a is arranged on the first partition 161 at a position corresponding to the air inlet of the radiator 120; and a second opening 162a is arranged on the second partition 162 at a position corresponding to the air outlet of the radiator 120, for allowing air from the air inlet 112 of the first power cabinet to enter the air inlet of the radiator 120 through the first opening 161a, and then flow out through the air outlet and the second opening 162a of the radiator 120. As a further preferred embodiment, heat dissipation holes 131 are respectively arranged on the lower end surface and the upper end surface of the capacitor pool 130, for allowing air to enter the capacitor pool 130 and then flow out.

[0031] The reactor 210 is arranged at the lower part of the control cabinet 200; the axial flow fan 220 is arranged at the upper part of the control cabinet 200 and is used to exhaust the air outside the control cabinet 200. As a preferred embodiment, it also includes: a second bracket 230, which is arranged at the lower part of the reactor 210 and is used to support the reactor 210; a fourth partition 240, which is arranged in the control cabinet 200 and is located above the reactor 210, and a third opening 241 is provided in the middle of the fourth partition 240, and the third opening 241 is opposite to the air outlet of the reactor 210, and is used to supply air from the air inlet 212 of the first control cabinet, enter the reactor 210 through the air inlet of the reactor 210, and then flow out through the reactor outlet and the third opening 241.

[0032] During use, air enters the power cabinet 100 through the first power cabinet air inlet 112 and is divided into two paths. One path enters the air inlet of the radiator 120 through the first opening 161a, and then flows out through the air outlet and the second opening 162a of the radiator 120; the other path enters the capacitor pool 130 through the heat dissipation hole 131 on the lower end surface of the capacitor pool 130, flows out through the heat dissipation hole 131 on the upper end surface of the capacitor pool 130, is collected in the air cavity 140, and then is discharged out of the power cabinet 100 under the drive of the centrifugal fan 150. At the same time, air enters the control cabinet 200 through the first control cabinet air inlet 212, enters the reactor 210, and then flows out through the third opening 241, and then is discharged out of the control cabinet 200 under the drive of the axial flow fan 220.

[0033] In another embodiment, it also includes: a first partition 161, which is arranged in the power cabinet 100, below the power module 110, and is used to support the power module 110; a second partition 162 is arranged in the power cabinet 100, above the power module 110; wherein, a first opening 161a is provided on the first partition 161 at a position corresponding to the air inlet of the radiator 120; a second opening 162a is provided on the second partition 162 at a position corresponding to the air outlet of the radiator 120, for supplying air from the first power cabinet air inlet 112 to enter the air inlet of the radiator 120 through the first opening 161a, and then flow out through the air outlet of the radiator 120 and the second opening 162a.

[0034] In another embodiment, heat dissipation holes 131 are respectively provided on the lower end surface and the upper end surface of the capacitor pool 130 to allow air to enter the capacitor pool 130 and then flow out.

[0035] In another embodiment, it also includes: a second bracket 230, which is arranged at the lower part of the reactor 210 and is used to support the reactor 210; a fourth partition 240, which is arranged in the control cabinet 200 and is located above the reactor 210, and a third opening 241 is provided in the middle of the fourth partition 240, and the third opening 241 is opposite to the air outlet of the reactor 210, and is used to supply air from the air inlet 212 of the first control cabinet, enter the reactor 210 through the air inlet of the reactor 210, and then flow out through the reactor outlet and the third opening 241.

[0036] In another embodiment, a plurality of second power cabinet air inlet holes 113 and second control cabinet air inlet holes 213 are respectively disposed at the middle and lower parts of the power cabinet door 111 and the control cabinet door 211 .

[0037] In summary, the utility model provides a heat dissipation structure 1 of an energy storage inverter, which is provided with a power cabinet 100 and a control cabinet 200. A power module 110 and a capacitor pool 130 are arranged in the power cabinet 100, and an inductor 210 is arranged in the control cabinet 200. The power cabinet 100 and the control cabinet 200 are cooled by a centrifugal fan 150 and an axial flow fan 220 respectively, and the heat dissipation effect is good.

[0038] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A heat dissipation structure of an energy storage inverter, characterized in that: include: The cabinet body is composed of a power cabinet and a control cabinet arranged in parallel; a power cabinet door and a control cabinet door are respectively provided on the front faces of the power cabinet and the control cabinet; a first bracket is provided under the cabinet body; and a plurality of first power cabinet air inlets and first control cabinet air inlets are respectively provided on the bottom plates of the power cabinet and the control cabinet; A plurality of power modules are evenly distributed in the middle of the power cabinet, and a heat sink is provided on each power module; and A capacitor pool is arranged in the middle of the power cabinet and directly behind the power module; An air chamber, which is arranged in the upper middle part of the power cabinet; A centrifugal fan, which is arranged on the upper part of the power cabinet and is used to discharge air outside the power cabinet; A reactor, which is arranged at the lower part of the control cabinet; The axial flow fan is arranged on the upper part of the control cabinet and is used to discharge air outside the control cabinet.

2. The heat dissipation structure of the energy storage inverter according to claim 1, characterized in that: Also includes: A first partition plate is arranged in the power cabinet and below the power module, and is used to support the power module; A second partition plate is arranged in the power cabinet and located above the power module; Among them, a first opening is provided on the first partition at a position corresponding to the air inlet of the radiator; a second opening is provided on the second partition at a position corresponding to the air outlet of the radiator, for supplying air from the air inlet hole of the first power cabinet to enter the air inlet of the radiator through the first opening, and then flow out through the air outlet and the second opening of the radiator.

3. The heat dissipation structure of the energy storage inverter according to claim 1, characterized in that: Heat dissipation holes are respectively arranged on the lower end surface and the upper end surface of the capacitor pool, so as to allow air to enter the capacitor pool and then flow out.

4. The heat dissipation structure of the energy storage inverter according to claim 1, characterized in that: Also includes: A second bracket, which is arranged at the lower part of the reactor and is used to support the reactor; A fourth partition is arranged in the control cabinet and located above the reactor. A third opening is provided in the middle of the fourth partition. The third opening is opposite to the air outlet of the reactor and is used to supply air from the air inlet of the first control cabinet to enter the reactor through the air inlet of the reactor and then flow out through the reactor outlet and the third opening.

5. The heat dissipation structure of the energy storage inverter according to claim 1, characterized in that: A plurality of second power cabinet air inlet holes and a second control cabinet air inlet holes are respectively arranged at the middle and lower parts of the power cabinet door and the control cabinet door.

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