CN209881637U - Energy storage converter cabinet convenient to heat dissipation - Google Patents

Abstract

An energy storage converter cabinet convenient for heat dissipation belongs to the technical field of energy storage converter cabinets. The utility model discloses a cabinet body, the cabinet body are equipped with the first chamber that holds, and the first intracavity fixed mounting that holds has a backup pad, and the top equipartition of backup pad has a plurality of baffles, and the baffle is L shape, including linking into an organic whole horizontal segment and vertical section, the horizontal segment is fixed in the top of backup pad, and one side that the horizontal segment was kept away from to vertical section is fixed in the inner wall of the cabinet body, and the medial surface from the bottom up of vertical section fixed mounting has centrifugal fan, inlet air channel, power module subassembly and air-out passageway in proper order. In the utility model, each power module component is connected with a centrifugal fan which is used for discharging the heat generated by the power module component, so that each power module component can be fully cooled; if only partial power module component during operation, as long as open corresponding centrifugal fan and dispel the heat can, practice thrift the electric energy.

Description

Energy storage converter cabinet convenient to heat dissipation

Technical Field

The utility model belongs to the technical field of the energy storage converter cabinet, specifically be relate to a radiating energy storage converter cabinet of being convenient for.

Background

The increasing development of new energy sources such as solar energy, wind energy and the like has brought remarkable economic benefits and social benefits. However, these new energy sources are often limited by their own characteristics, and cannot provide continuous and uniform electric energy, which causes the quality of electric energy to be reduced and brings fluctuation to the power grid. The energy storage technology is surplus and insufficient, the electric energy is stored when the electric energy is surplus, and is inverted and then output to a power grid when the electric energy is insufficient, so that the energy storage technology is an effective regulation and control means of electric power resources. The energy storage converter cabinet is an indispensable component in the application of energy storage technology.

A plurality of IGBT modules are arranged in the energy storage converter cabinet and used for alternating current-direct current conversion. Because the IGBT module belongs to high heat flux density device, unit volume heat flux density is great, and the IGBT module that namely can produce a large amount of heats in the course of the work, if these heats can not effectual disperse away, will cause adverse effect to the work efficiency of IGBT module, can damage the IGBT module under the severe condition. The existing energy storage converter cabinet is generally provided with a high-power cooling fan for discharging heat in the energy storage converter cabinet. When only part of the IGBT modules are in operation, if a high-power heat dissipation fan is still used for heat dissipation, the waste of electric energy is inevitable, and the energy-saving purpose advocated by the current society is not met. Moreover, the high-power heat dissipation fan cannot give consideration to heat dissipation of each IGBT module, and the situations that the heat dissipation effect of part of the IGBT modules is good and the heat dissipation effect of part of the IGBT modules is general can occur.

Disclosure of Invention

The utility model mainly solves the technical problem existing in the prior art and provides an energy storage converter cabinet convenient for heat dissipation.

The above technical problem of the present invention can be solved by the following technical solutions: an energy storage converter cabinet convenient for heat dissipation comprises a cabinet body, wherein the cabinet body is provided with a first accommodating cavity, a supporting plate is fixedly installed in the first accommodating cavity, a plurality of partition plates are uniformly distributed at the top end of the supporting plate, each partition plate is L-shaped and comprises a horizontal section and a vertical section which are connected into a whole, the horizontal section is fixed at the top end of the supporting plate, one side, far away from the horizontal section, of each vertical section is fixed on the inner wall of the cabinet body, a centrifugal fan, an air inlet channel, a power module assembly and an air outlet channel are sequentially and fixedly installed on the inner side surface of each vertical section from bottom to top, the bottom end of each centrifugal fan is contacted with the top end of the corresponding horizontal section, two ends of each air inlet channel are respectively communicated with an air outlet of each centrifugal fan and the power module assembly, one side, far away from the air, the air outlet has been seted up on the diapire of recess, every the air outlet all communicates one the air-out passageway, be equipped with airstrainer in the recess.

Preferably, the power module assembly is fixedly provided with fixing plates on the front side and the rear side, the support plate is in threaded connection with a first connecting plate and a second connecting plate on the front side and the rear side, one side of the first connecting plate, far away from the support plate, is in threaded connection with a third connecting plate, the third connecting plate is in threaded connection with the fixing plate, one side of the second connecting plate, far away from the support plate, is in threaded connection with a fourth connecting plate, and the fourth connecting plate is in threaded connection with the fixing plate.

Preferably, the power module assembly comprises a housing, the housing is provided with a second accommodating cavity, and a plurality of circuit boards for alternating current-direct current conversion are arranged in the second accommodating cavity.

The shell, the fixed plate, the first connecting plate, the second connecting plate, the third connecting plate, the fourth connecting plate, the supporting plate and the cabinet body are all made of metal materials.

Preferably, the air filter screen comprises a frame, a filter screen body is arranged in the frame, protection screens are arranged on two sides of the filter screen body, meshes of the protection screens are rhombic, and edges of the protection screens are fixed on the frame.

The utility model discloses beneficial effect who has: the utility model discloses in, the baffle equipartition is on the top of backup pad, and power module subassembly is fixed to be located the baffle, makes power module subassembly's range orderly, has improved the rate of utilization of cabinet internal space. In the utility model, each power module component is connected with a centrifugal fan which is used for discharging the heat generated by the power module component, so that each power module component can be fully cooled; if only partial power module component during operation, as long as open corresponding centrifugal fan and dispel the heat can, practice thrift the electric energy. The utility model discloses utilize mutually supporting of first connecting plate, second connecting plate, third connecting plate, fourth connecting plate, fixed plate and backup pad, not only strengthened the steadiness of power module subassembly, but also can dispel the heat through the heat conduction that heat-conduction produced the power module subassembly to the cabinet body, improved the radiating effect. The utility model discloses a set up airstrainer in air outlet department, can prevent that dust or mosquito from getting into power module subassembly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the power module assembly of the present invention;

FIG. 3 is a schematic structural view of the top end of the cabinet body of the present invention;

FIG. 4 is a schematic sectional view of the top end of the cabinet body of the present invention;

fig. 5 is a schematic structural diagram of the air filtering net of the present invention.

In the figure: 1. a cabinet body; 2. a first accommodating chamber; 3. a support plate; 4. a horizontal segment; 5. a vertical section; 6. a centrifugal fan; 7. an air inlet channel; 8. a power module assembly; 9. an air outlet channel; 10. a groove; 11. an air outlet; 12. an air filter screen; 13. a fixing plate; 14. a first connecting plate; 15. a second connecting plate; 16. a third connecting plate; 17. a fourth connecting plate; 18. a housing; 19. a second accommodating chamber; 20. a circuit board; 21. a frame; 22. a filter screen body; 23. and (4) a protection net.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): an energy storage converter cabinet convenient for heat dissipation is disclosed, as shown in fig. 1-5, and comprises a cabinet body, wherein the cabinet body is provided with a first accommodating cavity, a supporting plate is fixedly installed in the first accommodating cavity, a plurality of partition plates are uniformly distributed at the top end of the supporting plate, each partition plate is in an L shape and comprises a horizontal section and a vertical section which are connected into a whole, the horizontal section is fixed at the top end of the supporting plate, one side of the vertical section, which is far away from the horizontal section, is fixed on the inner wall of the cabinet body, a centrifugal fan, an air inlet channel, a power module assembly and an air outlet channel are fixedly installed on the inner side surface of the vertical section from bottom to top in sequence, the bottom end of the centrifugal fan is contacted with the top end of the horizontal section, two ends of the air inlet channel are respectively communicated with an air outlet of the centrifugal fan and the power module assembly, one, the air outlet has been seted up on the diapire of recess, every the air outlet all communicates one the air-out passageway, be equipped with airstrainer in the recess.

The power module assembly is characterized in that fixing plates are fixedly mounted on the front side and the rear side of the power module assembly, a first connecting plate and a second connecting plate are connected to the front side and the rear side of the supporting plate in a threaded mode, a third connecting plate is connected to one side, away from the supporting plate, of the first connecting plate in a threaded mode, a third connecting plate is connected to the third connecting plate in a threaded mode, a fourth connecting plate is connected to one side, away from the supporting plate, of the second connecting plate in a threaded mode.

The power module assembly comprises a shell, the shell is provided with a second containing cavity, two ends of the shell are respectively communicated with an air inlet channel and an air outlet channel, and a plurality of circuit boards for alternating current-direct current conversion are arranged in the second containing cavity.

The shell, the fixed plate, the first connecting plate, the second connecting plate, the third connecting plate, the fourth connecting plate, the supporting plate and the cabinet body are all made of metal materials.

The air filter screen comprises a frame, a filter screen body is arranged in the frame, protection screens are arranged on two sides of the filter screen body, meshes of the protection screens are rhombic, and edges of the protection screens are fixed on the frame.

The circuit board during operation can produce a large amount of heats, and the heat is full of the second and holds the chamber, and centrifugal fan is used for carrying cold wind, and cold wind loops through inlet air channel, second and holds behind chamber, the air-out passageway and discharge from the air outlet to hold the heat of intracavity with the second and take away.

The utility model discloses in, the baffle equipartition is on the top of backup pad, and power module subassembly is fixed to be located the baffle, makes power module subassembly's range orderly, has improved the rate of utilization of cabinet internal space. Each power module assembly is connected with a centrifugal fan, and the centrifugal fan is used for discharging heat generated by the power module assemblies, so that each power module assembly can be sufficiently radiated; if only partial power module component during operation, as long as open corresponding centrifugal fan and dispel the heat can, practice thrift the electric energy. The utility model discloses utilize mutually supporting of first connecting plate, second connecting plate, third connecting plate, fourth connecting plate, fixed plate and backup pad, not only strengthened the steadiness of power module subassembly, but also can dispel the heat through the heat conduction that heat-conduction produced the power module subassembly to the cabinet body, improved the radiating effect. The utility model discloses a set up airstrainer in air outlet department, can prevent that dust or mosquito from getting into power module subassembly.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims (4)

1. An energy storage converter cabinet convenient for heat dissipation comprises a cabinet body and is characterized in that the cabinet body is provided with a first accommodating cavity, a supporting plate is fixedly installed in the first accommodating cavity, a plurality of partition plates are uniformly distributed at the top end of the supporting plate, each partition plate is L-shaped and comprises a horizontal section and a vertical section which are connected into a whole, the horizontal section is fixed at the top end of the supporting plate, one side, far away from the horizontal section, of each vertical section is fixed on the inner wall of the cabinet body, a centrifugal fan, an air inlet channel, a power module assembly and an air outlet channel are sequentially and fixedly installed on the inner side surface of each vertical section from bottom to top, the bottom end of each centrifugal fan is contacted with the top end of each horizontal section, two ends of each air inlet channel are respectively communicated with an air outlet and the power module assembly of the centrifugal fan, one side, far away from the air inlet, the air outlet has been seted up on the diapire of recess, every the air outlet all communicates one the air-out passageway, be equipped with airstrainer in the recess.

2. An energy storage converter cabinet facilitating heat dissipation as claimed in claim 1, wherein fixing plates are fixedly mounted on both front and rear sides of the power module assembly, a first connecting plate and a second connecting plate are threadedly connected to both front and rear sides of the supporting plate, a third connecting plate is threadedly connected to a side of the first connecting plate away from the supporting plate, the third connecting plate is threadedly connected to the fixing plate, a fourth connecting plate is threadedly connected to a side of the second connecting plate away from the supporting plate, and the fourth connecting plate is threadedly connected to the fixing plate.

3. An energy storage converter cabinet convenient for heat dissipation according to claim 1 or 2, wherein the power module assembly includes a housing, the housing is provided with a second accommodating cavity, and a plurality of circuit boards for ac/dc conversion are arranged in the second accommodating cavity.

4. The energy storage converter cabinet convenient for heat dissipation according to claim 1, wherein the airstrainer comprises a frame, a main body of the airstrainer is disposed in the frame, protective nets are disposed on two sides of the main body of the airstrainer, meshes of the protective nets are diamond-shaped, and edges of the protective nets are fixed on the frame.