Lithium iron phosphate battery energy storage protection plate

Abstract

The utility model discloses a lithium iron phosphate battery energy storage protection plate which comprises a shell, a plurality of mounting plates are fixedly mounted on the inner wall of the shell respectively, the same protection plate body is fixedly mounted on the mounting plates, an air inlet and an air outlet are formed in the bottom side of the shell respectively, a plurality of heat dissipation grooves are formed in the shell respectively, and the heat dissipation grooves are communicated with the air inlet and the air outlet. A plurality of heat dissipation grooves are formed in the outer shell, a collecting chamber is formed in the outer shell, a heat dissipation driving mechanism is arranged in the air inlet, and a flow guide mechanism is arranged on the inner wall of the bottom side of the outer shell. Hot air generated by charging and discharging of the protection plate body in the shell is discharged out of the shell, the effect of rapidly dissipating heat of the shell is achieved, the situation that the protection plate body in the shell is burnt out due to high temperature is reduced, and normal use of the charging and discharging functions of the protection plate body in the shell is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium iron phosphate battery protection, in particular to a lithium iron phosphate battery energy storage protection board. Background Art

[0002] The lithium iron phosphate battery energy storage protection board has overcharge protection and over-discharge protection. It can prevent the battery cell voltage from exceeding the preset value. The protection board must have the ability to prevent the battery cell voltage from being lower than the preset value. It also has overcurrent protection, short circuit protection, unblocking resistance and anti-static capabilities.

[0003] Since heat will occur during the charging and discharging process of the energy storage battery, and the existing protection board does not have a heat dissipation function, the heat cannot be discharged quickly. Long-term use will affect the normal use of the battery protection board, thereby shortening the service life of the battery protection board. Therefore, we propose a lithium iron phosphate battery energy storage protection board to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a lithium iron phosphate battery energy storage protection board for solving the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A lithium iron phosphate battery energy storage protection plate comprises a shell, a plurality of mounting plates are fixedly mounted on the inner walls of the shell, a same protection plate body is fixedly mounted on the plurality of mounting plates, an air inlet and an air outlet are respectively provided on the bottom side of the shell, a plurality of heat dissipation grooves are respectively provided in the shell, a collecting chamber is provided in the shell, a heat dissipation drive mechanism is arranged in the air inlet, a flow guide mechanism is arranged on the inner wall of the bottom side of the shell, a dustproof mechanism is arranged in the air inlet and the air outlet, and a cover plate is fixedly mounted on the top side of the shell by a plurality of bolts.

[0007] Preferably, the air inlet ends of the multiple heat dissipation slots are connected to the inside of the shell, and the air outlet ends of the multiple heat dissipation slots are connected to the collection chamber, and the collection chamber is connected to the air outlet, so that the outside air can pass through the air inlet, the inside of the shell, and the multiple heat dissipation slots to the collection chamber, and then be discharged through the air outlet to achieve circulating convection.

[0008] Preferably, the heat dissipation drive mechanism includes a connecting plate, a motor and fan blades, a plurality of connecting plates are fixedly mounted on the inner walls of the air inlet, the same motor is fixedly mounted on the plurality of connecting plates, and fan blades are fixedly mounted on the output shaft of the motor. The heat dissipation drive mechanism facilitates the delivery of external air into the outer casing through the air inlet.

[0009] Preferably, the air guide mechanism includes support columns and a conical air guide cover, and a plurality of support columns are fixedly installed on the inner walls of the bottom side of the outer shell, and the same conical air guide cover is fixedly installed on the top of the plurality of support columns. The conical air guide cover is located above the air inlet, and the conical air guide cover guides the introduced air and diffuses it to all sides.

[0010] Preferably, the dustproof mechanism includes a first dustproof net and a second dustproof net, the first dustproof net is fixedly installed in the air inlet, and the second dustproof net is fixedly installed in the air outlet, so as to reduce dust and impurities in the outside air from entering the housing.

[0011] Preferably, a plurality of feet are fixedly mounted on the bottom side of the shell, and the plurality of feet are respectively located at the four corners of the bottom side of the shell.

[0012] Compared with the prior art, the beneficial effect of the utility model is that the lithium iron phosphate battery energy storage protection plate, through the heat dissipation drive mechanism arranged in the shell, draws the outside air through the air inlet, the shell, and multiple heat dissipation slots to the collection room, and then discharges it through the air outlet, so as to discharge the hot air generated by the charging and discharging of the protection plate body in the shell to the outside of the shell, thereby achieving the effect of rapid heat dissipation of the shell, reducing the occurrence of burning of the protection plate body in the shell due to high temperature, and ensuring the normal use of the charging and discharging function of the protection plate body in the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model in a three-dimensional partial cross-section;

[0014] Figure 2 For this utility model Figure 1 The structural diagram of part A in the figure;

[0015] Figure 3 It is a schematic structural diagram of a partial section view of the utility model from an exploded perspective.

[0016] In the figure: 1. outer shell; 2. mounting plate; 3. protective plate body; 4. air inlet; 5. air outlet; 6. heat sink; 7. collecting chamber; 8. connecting plate; 9. motor; 10. fan blades; 11. supporting column; 12. conical air guide cover; 13. first dustproof net; 14. second dustproof net; 15. cover plate; 16. bolts; 17. foot pads. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Example: Refer to Figure 1-3 A lithium iron phosphate battery energy storage protection board comprises a shell 1, a plurality of mounting plates 2 are fixedly mounted on the inner wall of the shell 1, a same protection board body 3 is fixedly mounted on the plurality of mounting plates 2, an air inlet 4 and an air outlet 5 are respectively opened on the bottom side of the shell 1, a plurality of heat dissipation slots 6 are respectively opened in the shell 1, a collection chamber 7 is opened in the shell 1, a heat dissipation drive mechanism is arranged in the air inlet 4, the heat dissipation drive mechanism comprises a connecting plate 8, a motor 9 and a fan blade 10, a plurality of connecting plates 8 are respectively fixedly mounted on the inner wall of the air inlet 4, a same motor 9 is fixedly mounted on the plurality of connecting plates 8, a fan blade 10 is fixedly mounted on the output shaft of the motor 9, and the heat dissipation drive mechanism facilitates the external air to be transported into the shell 1 through the air inlet 4; the bottom side of the shell 1 The wall is provided with a guide mechanism, which includes a support column 11 and a conical guide cover 12. A plurality of support columns 11 are fixedly installed on the inner wall of the bottom side of the shell 1, and the top of the plurality of support columns 11 is fixedly installed with the same conical guide cover 12. The conical guide cover 12 is located above the air inlet 4, and the conical guide cover 12 guides the introduced air and diffuses it to the surroundings; a dustproof mechanism is provided in the air inlet 4 and the air outlet 5, and the dustproof mechanism includes a first dustproof net 13 and a second dustproof net 14. The first dustproof net 13 is fixedly installed in the air inlet 4, and the second dustproof net 14 is fixedly installed in the air outlet 5, so as to reduce the dust and impurities in the outside air from entering the shell 1; a cover plate 15 is fixedly installed on the top side of the shell 1 by a plurality of bolts 16.

[0019] Furthermore, the air inlet ends of the multiple heat dissipation slots 6 are connected to the inside of the outer shell 1, the air outlet ends of the multiple heat dissipation slots 6 are connected to the collecting chamber 7, and the collecting chamber 7 is connected to the air outlet 5, so that the outside air passes through the air inlet 4, the inside of the outer shell 1, and the multiple heat dissipation slots 6 to the collecting chamber 7, and then is discharged through the air outlet 5, thereby realizing circulating convection.

[0020] Furthermore, a plurality of feet 17 are fixedly mounted on the bottom side of the housing 1 , and the plurality of feet 17 are respectively located at the four corners of the bottom side of the housing 1 .

[0021] During use: by turning on the motor 9, the fan blades 10 are rotated, and the outside air is transported into the outer shell 1 through the air inlet 4. The introduced air is diffused to the surroundings under the guidance of the conical air guide cover 12, thereby driving the hot air generated by the charging and discharging of the protection plate body 3 in the outer shell 1 to be collected into the collection chamber 7 through multiple heat dissipation grooves 6, and then discharged through the air outlet 5, so that the hot air in the outer shell 1 is discharged to the outside, so as to achieve the effect of quickly dissipating the heat of the outer shell 1. Therefore, through the heat dissipation driving mechanism arranged in the outer shell 1, the outside air is transported through the air inlet 4, the inner shell 1, and multiple heat dissipation grooves 6 to the collection chamber 7, and then discharged through the air outlet 5, so that the hot air generated by the charging and discharging of the protection plate body 3 in the outer shell 1 is discharged to the outside of the outer shell 1, so as to achieve the effect of quickly dissipating the heat of the outer shell 1, reduce the burning of the protection plate body 3 in the outer shell 1 due to high temperature, and ensure the normal use of the charging and discharging function of the protection plate body 3 in the outer shell 1.

[0022] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lithium iron phosphate battery energy storage protection board, comprising a housing (1), characterized in that: A plurality of mounting plates (2) are fixedly mounted on the inner wall of the shell (1), and a same protective plate body (3) is fixedly mounted on the plurality of mounting plates (2). An air inlet (4) and an air outlet (5) are respectively provided on the bottom side of the shell (1). A plurality of heat dissipation grooves (6) are respectively provided in the shell (1). A collecting chamber (7) is provided in the shell (1). A heat dissipation drive mechanism is provided in the air inlet (4). A flow guide mechanism is provided on the inner wall of the bottom side of the shell (1). A dust prevention mechanism is provided in the air inlet (4) and the air outlet (5). A cover plate (15) is fixedly mounted on the top side of the shell (1) by means of a plurality of bolts (16).

2. A lithium iron phosphate battery energy storage protection board according to claim 1, characterized in that: The air inlet ends of the plurality of heat dissipation slots (6) are connected to the inside of the housing (1), the air outlet ends of the plurality of heat dissipation slots (6) are connected to the collection chamber (7), and the collection chamber (7) is connected to the air outlet (5).

3. The lithium iron phosphate battery energy storage protection board according to claim 1, characterized in that: The heat dissipation drive mechanism comprises a connecting plate (8), a motor (9) and a fan blade (10); a plurality of connecting plates (8) are fixedly mounted on the inner wall of the air inlet (4); the same motor (9) is fixedly mounted on the plurality of connecting plates (8); and the fan blade (10) is fixedly mounted on the output shaft of the motor (9).

4. The lithium iron phosphate battery energy storage protection board according to claim 1, characterized in that: The air guide mechanism comprises a support column (11) and a conical air guide cover (12); a plurality of support columns (11) are fixedly mounted on the inner wall of the bottom side of the housing (1); the top ends of the plurality of support columns (11) are fixedly mounted with the same conical air guide cover (12); the conical air guide cover (12) is located above the air inlet (4).

5. The lithium iron phosphate battery energy storage protection board according to claim 1, characterized in that: The dustproof mechanism comprises a first dustproof net (13) and a second dustproof net (14); the first dustproof net (13) is fixedly installed in the air inlet (4), and the second dustproof net (14) is fixedly installed in the air outlet (5).

6. The lithium iron phosphate battery energy storage protection board according to claim 1, characterized in that: A plurality of feet (17) are fixedly mounted on the bottom side of the housing (1), and the plurality of feet (17) are respectively located at the four corners of the bottom side of the housing (1).

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