Energy storage power station lithium battery heat dissipation device

Abstract

This utility model provides a lithium battery heat dissipation device for an energy storage power station, comprising: a shell, two lithium battery bodies, a duct, multiple air outlet components, and a fan; the two lithium battery bodies are respectively installed on both sides inside the shell; the duct is disposed between the two lithium battery bodies, and the multiple air outlet components are respectively disposed on both sides of the duct, each air outlet component comprising a hollow plate, multiple air outlet holes, and a connecting pipe, wherein the multiple air outlet holes are all opened on the surface of the hollow plate, and the hollow plate is connected to the duct through the connecting pipe; the fan is installed at one end of the duct. This utility model provides a lithium battery heat dissipation device for an energy storage power station, in which a duct and multiple air outlet components are disposed inside the shell and between the two lithium battery bodies, working in conjunction with a fan, to deliver cool air generated by the fan through the duct to the interior of the multiple air outlet components, uniformly dissipating heat from both the top and bottom sides of the two lithium battery bodies.

Description

Technical Field

[0001] This utility model relates to the field of energy storage power stations, and in particular to a heat dissipation device for lithium batteries in energy storage power stations. Background Technology

[0002] As the grid-connected capacity of new energy sources such as wind and solar power increases year by year, the frequency and amplitude of traditional thermal power units participating in frequency regulation will increase significantly. Lithium batteries, as an energy storage component, have the characteristics of high power density and stable and safe operation, and are widely used to assist thermal power units in participating in frequency regulation.

[0003] The prior art patent application with publication number CN220585324U describes a method that controls the fan opening valve by real-time monitoring of the maximum temperature difference of the lithium battery to change the fan speed, thereby dissipating heat from the lithium battery in real time and extending its service life.

[0004] However, the battery cooling devices installed in current energy storage power stations use air ducts to dissipate cold air for easy cooling. However, setting up air ducts to transport cold air can easily lead to uneven cooling of the large number of lithium batteries inside the energy storage power station.

[0005] Therefore, it is necessary to provide a heat dissipation device for lithium batteries in energy storage power stations to solve the above-mentioned technical problems. Utility Model Content

[0006] This utility model provides a lithium battery heat dissipation device for energy storage power stations, which solves the problem that current battery heat dissipation devices installed in energy storage power stations use air ducts to facilitate the flow of cold air for heat dissipation. However, the use of air ducts for cold air delivery can easily lead to uneven heat dissipation for the large number of lithium batteries inside the energy storage power station.

[0007] To solve the above-mentioned technical problems, this utility model provides a heat dissipation device for lithium batteries in an energy storage power station, comprising:

[0008] The casing consists of two lithium battery bodies, air ducts, multiple air outlet components, and a fan.

[0009] The two lithium battery bodies are respectively installed on both sides inside the housing;

[0010] The air duct is disposed between the two lithium battery bodies, and multiple air outlet components are respectively disposed on both sides of the air duct. Each air outlet component includes a hollow plate, multiple air outlet holes and a connecting pipe. The multiple air outlet holes are all opened on the surface of the hollow plate, and the hollow plate is connected to the air duct through the connecting pipe.

[0011] The fan is installed at one end of the air duct.

[0012] Preferably, the air outlet assembly is used to ensure uniform gas flow within the duct.

[0013] Preferably, the surface of the housing is provided with a cover plate.

[0014] Preferably, a disassembly assembly is provided between the duct and the fan. The disassembly assembly includes two L-shaped fixing rods, two mounting sleeves, two L-shaped circular rods, a mounting frame, and two threaded sleeves. The two L-shaped fixing rods are symmetrically connected to both sides of the duct surface. The two mounting sleeves are respectively fitted onto the surfaces of the two L-shaped fixing rods, and the two L-shaped circular rods are respectively connected to the surfaces of the two mounting sleeves.

[0015] Preferably, the mounting frame is connected between the two L-shaped circular rods, and the two threaded sleeves are respectively disposed on the surfaces of the two L-shaped fixing rods.

[0016] Preferably, the surface of the cover plate is provided with a concave through groove, and a disassembly plate is provided on the surface of the cover plate on the side opposite to the concave through groove.

[0017] Preferably, a plurality of fasteners are provided between the disassembly plate and the cover plate.

[0018] Compared with related technologies, the heat dissipation device for lithium batteries in energy storage power stations provided by this utility model has the following beneficial effects:

[0019] This utility model provides a lithium battery heat dissipation device for an energy storage power station. Inside the housing and between two lithium battery bodies, a duct and multiple air outlet components are set up to work with a fan. The cold air generated by the fan can be delivered through the duct to the interior of the multiple air outlet components to evenly dissipate heat from the top and bottom sides of the two lithium battery bodies. Attached Figure Description

[0020] Figure 1 A schematic diagram of the structure of a first embodiment of a lithium battery heat dissipation device for an energy storage power station provided by this utility model;

[0021] Figure 2 for Figure 1 The enlarged schematic diagram of part A shown below;

[0022] Figure 3 for Figure 1 The diagram shows the internal three-dimensional structure of the lithium battery heat dissipation device.

[0023] Figure 4 for Figure 1 A three-dimensional structural diagram of the external structure of the lithium battery heat dissipation device is shown.

[0024] Figure 5A schematic diagram of the structure of a second embodiment of a lithium battery heat dissipation device for an energy storage power station provided by this utility model;

[0025] Figure 6 for Figure 5 The enlarged schematic diagram of section B is shown below;

[0026] Figure 7 for Figure 5 The diagram shows the structural features of the cover plate surface.

[0027] The diagram is labeled: 1. Housing; 2. Lithium battery body; 3. Air duct;

[0028] 4. Air outlet assembly; 41. Hollow plate; 42. Air outlet; 43. Connecting pipe;

[0029] 5. Fan; 6. Cover plate;

[0030] 7. Disassembly components; 71. L-shaped fixing rod; 72. Mounting sleeve; 73. L-shaped round rod; 74. Mounting frame; 75. Threaded sleeve;

[0031] 8. Disassembly plate; 9. Fastener; 10. Concave through groove. Detailed Implementation

[0032] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0033] First Embodiment

[0034] Please refer to the following: Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A schematic diagram of the structure of a first embodiment of a lithium battery heat dissipation device for an energy storage power station provided by this utility model; Figure 2 for Figure 1 The enlarged schematic diagram of part A shown below; Figure 3 for Figure 1 The diagram shows the internal three-dimensional structure of the lithium battery heat dissipation device. Figure 4 for Figure 1 The diagram shows a three-dimensional structural representation of the external structure of a lithium battery heat dissipation device. A lithium battery heat dissipation device for an energy storage power station includes:

[0035] 1. Housing; 2. Two lithium battery bodies; 3. Air duct; 4. Multiple air outlet components; 5. Fan;

[0036] The two lithium battery bodies 2 are respectively installed on both sides inside the housing 1;

[0037] The air duct 3 is disposed between the two lithium battery bodies 2, and a plurality of air outlet components 4 are respectively disposed on both sides of the air duct 3. The air outlet component 4 includes a hollow plate 41, a plurality of air outlet holes 42 and a connecting pipe 43. The plurality of air outlet holes 42 are all opened on the surface of the hollow plate 41, and the hollow plate 41 is connected to the air duct 3 through the connecting pipe 43.

[0038] The fan 5 is installed at one end of the air duct 3.

[0039] The air outlet component 4 is used to ensure uniform gas flow within the air duct 3.

[0040] The surface of the housing 1 is provided with a cover plate 6.

[0041] A through hole is provided on the surface of the air duct 3 and on the side opposite to the connecting pipe 43. Multiple air outlets 42 are symmetrically opened on the upper and lower sides of the surface of the hollow plate 41. One side of the air duct 3 is installed on the inner wall of the housing 1.

[0042] The working principle of the lithium battery heat dissipation device for energy storage power stations provided by this utility model is as follows:

[0043] In use, when cooling the two lithium battery bodies 2, the fan 5 is started to generate cold air and deliver it to the inside of the air duct 3. After the cold air is delivered to the inside of the air duct 3, it is then delivered to the inside of multiple hollow plates 41 through the connecting pipes 43 on both sides of the air duct 3. After the air is delivered to the inside of the hollow plates 41, it is then delivered to the outside through multiple air outlets 42 on the surface of the hollow plates 41 to cool the lithium battery bodies 2.

[0044] Compared with related technologies, the heat dissipation device for lithium batteries in energy storage power stations provided by this utility model has the following beneficial effects:

[0045] This utility model provides a lithium battery heat dissipation device for an energy storage power station. Inside the housing 1 and between two lithium battery bodies 2, a duct 3 and multiple air outlet components 4 are arranged to work with a fan 5. The cold air generated by the fan 5 can be delivered through the duct 3 to the interior of the multiple air outlet components 4 to uniformly dissipate heat from the top and bottom sides of the two lithium battery bodies 2.

[0046] Second Embodiment

[0047] Please refer to the following: Figure 5 , Figure 6 and Figure 7 Based on the first embodiment of this application providing a lithium battery heat dissipation device for an energy storage power station, the second embodiment of this application proposes another lithium battery heat dissipation device for an energy storage power station. The second embodiment is merely a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the separate implementation of the first embodiment.

[0048] Specifically, the second embodiment of this application provides a different type of lithium battery heat dissipation device for an energy storage power station. In this embodiment, a disassembly assembly 7 is provided between the air duct 3 and the fan 5. The disassembly assembly 7 includes two L-shaped fixing rods 71, two mounting sleeves 72, two L-shaped circular rods 73, a mounting frame 74, and two threaded sleeves 75. The two L-shaped fixing rods 71 ​​are symmetrically connected to both sides of the surface of the air duct 3. The two mounting sleeves 72 are respectively fitted onto the surfaces of the two L-shaped fixing rods 71. The two L-shaped circular rods 73 are respectively connected to the surfaces of the two mounting sleeves 72.

[0049] The mounting frame 74 is connected between the two L-shaped circular rods 73, and the two threaded sleeves 75 are respectively disposed on the surfaces of the two L-shaped fixing rods 71.

[0050] The surface of the L-shaped fixing rod 71 is provided with threads that are compatible with the threaded sleeve 75.

[0051] The surface of the cover plate 6 is provided with a concave through groove 10, and a disassembly plate 8 is provided on the surface of the cover plate 6 and on the side opposite to the concave through groove 10.

[0052] Multiple fasteners 9 are provided between the disassembly plate 8 and the cover plate 6.

[0053] The fastener 9 consists of a rectangular block, a rectangular groove, and a threaded bolt.

[0054] The working principle of the lithium battery heat dissipation device for energy storage power stations provided by this utility model is as follows:

[0055] When using the fan 5, first remove the fastener 9 between the disassembly plate 8 and the cover plate 6, then remove the disassembly plate 8. After removing the disassembly plate 8, remove the two threaded sleeves 75 on the surface of the two L-shaped fixing rods 71. After removing the two threaded sleeves 75, pull the fan 5 outward through the mounting frame 74. When the mounting frame 74 moves, the two L-shaped round rods 73 will cause the two mounting sleeves 72 to separate from the two L-shaped fixing rods 71 ​​respectively, thus enabling the maintenance of the fan 5.

[0056] Compared with related technologies, the heat dissipation device for lithium batteries in energy storage power stations provided by this utility model has the following beneficial effects:

[0057] This utility model provides a lithium battery heat dissipation device for an energy storage power station. Two L-shaped fixing rods 71, two mounting sleeves 72, two L-shaped circular rods 73, a mounting frame 74, and two threaded sleeves 75 are set between the air duct 3 and the fan 5 to work with the disassembly plate 8 on the surface of the cover plate 6, so that the fan 5 can be easily disassembled and maintained from the inside of the housing 1 after long-term use.

[0058] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A heat dissipation device for energy storage power station lithium battery, characterized in that, include: The casing consists of two lithium battery bodies, air ducts, multiple air outlet components, and a fan. The two lithium battery bodies are respectively installed on both sides inside the housing; The air duct is disposed between the two lithium battery bodies, and multiple air outlet components are respectively disposed on both sides of the air duct. Each air outlet component includes a hollow plate, multiple air outlet holes and a connecting pipe. The multiple air outlet holes are all opened on the surface of the hollow plate, and the hollow plate is connected to the air duct through the connecting pipe. The fan is installed at one end of the air duct.

2. The energy storage plant lithium battery heat dissipation device according to claim 1, characterized in that, The air outlet assembly is used to ensure uniform gas flow within the duct.

3. The energy storage plant lithium battery heat dissipation device according to claim 1, characterized in that, The surface of the housing is provided with a cover plate.

4. The energy storage plant lithium battery heat sink of claim 1, wherein, A disassembly assembly is provided between the duct and the fan. The disassembly assembly includes two L-shaped fixing rods, two mounting sleeves, two L-shaped circular rods, a mounting frame, and two threaded sleeves. The two L-shaped fixing rods are symmetrically connected to both sides of the duct surface. The two mounting sleeves are respectively fitted onto the surfaces of the two L-shaped fixing rods. The two L-shaped circular rods are respectively connected to the surfaces of the two mounting sleeves.

5. The energy storage plant lithium battery heat sink of claim 4, wherein, The mounting frame is connected between the two L-shaped circular rods, and the two threaded sleeves are respectively disposed on the surfaces of the two L-shaped fixing rods.

6. The energy storage plant lithium battery heat sink of claim 3, wherein, The surface of the cover plate is provided with a concave through groove, and a disassembly plate is provided on the surface of the cover plate on the side opposite to the concave through groove.

7. The lithium battery heat dissipation device for energy storage power stations according to claim 6, characterized in that, Multiple fasteners are provided between the disassembly plate and the cover plate.

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