High-specific-energy aluminum electrode metal air battery convenient for heat dissipation

Abstract

The high-specific-energy aluminum electrode metal air battery comprises a battery body, a protective shell is connected to the outer side of the bottom of the battery body in a penetrating mode, a cooling fan is arranged on the side of an inner cavity of the protective shell, an air inlet is formed in the outer side of the protective shell, and a dustproof plate is arranged on the outer side of the protective shell and located in the air inlet. A clamping piece used for fixing the dustproof plate is arranged on the back face of the dustproof plate and comprises a locking ring arranged on the back face of the dustproof plate, and a fixing ring is connected to the edge side of the locking ring in a penetrating and inserting mode. The cooling fan used for accelerating air flow on the surface of the battery body is arranged on the side of the protective shell, and the locking ring on the back surface of the dustproof plate is inserted into the fixing ring, so that the dustproof plate is fixed in the inner cavity of the air inlet, and the dustproof plate is convenient to disassemble manually after the filter holes of the dustproof plate are blocked by the design; therefore, stains on the back of the dustproof plate are cleaned, and cooling of the surface of the battery body by the cooling fan is prevented from being affected.

Description

Technical Field

[0001] The utility model relates to the field of aluminum fuel cell equipment, in particular to a high-energy aluminum electrode metal-air battery which is convenient for heat dissipation. Background Art

[0002] Aluminum fuel cells have outstanding military advantages such as high specific energy, stealth, safe and easy to carry storage and transportation of aluminum fuel, etc. They are also called high specific energy aluminum electrode metal air batteries. They are power generation devices that directly convert chemical energy stored in aluminum into electrical energy through electrochemical reactions between aluminum, oxygen and water. By replacing aluminum electrodes and taking water on the battlefield, electrical energy can be continuously obtained. In the process of generating electricity, the battery pack will generate heat. In order to dissipate the heat on the surface of the battery pack, air vents and cooling fans are usually provided on the surface of the outer shell. Heat is dissipated by enhancing the air flow on the surface of the battery pack. However, the field environment is complex, and the dust shield of the fan is easily blocked by debris. Since the dust shield is directly die-cast, the debris on the back of the dust shield cannot be cleaned, affecting the heat dissipation of the battery pack. In order to solve this problem, a new type of high specific energy aluminum electrode metal air battery that is easy to dissipate heat is needed. Utility Model Content

[0003] The utility model aims to provide a high specific energy aluminum electrode metal air battery which is convenient for heat dissipation, so as to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-energy-density aluminum electrode metal-air battery that is easy to dissipate heat, comprising a battery body, a protective shell is inserted and connected to the outer side of the bottom of the battery body, a cooling fan is arranged on the side of the inner cavity of the protective shell, an air inlet for the cooling fan to enter the air is opened on the outer side of the protective shell, a dustproof plate is arranged on the outer side of the protective shell and inside the air inlet, a clamping piece for fixing the dustproof plate is arranged on the back of the dustproof plate, and the clamping piece includes a locking ring arranged on the back of the dustproof plate, and a fixing ring is inserted and connected on the side of the locking ring.

[0005] Preferably, the outer side of the fixing ring is fixedly connected to the inner wall of the air inlet, the front side of the fixing ring is symmetrically provided with fixing grooves for inserting the locking ring, and the back side of the locking ring is symmetrically provided with positioning parts for fixing the position of the locking ring.

[0006] Preferably, the positioning part includes a positioning rod, one end of the positioning rod is inserted and connected to the inner wall of the fixing groove, the other end of the positioning rod is inserted and connected to the back side of the locking ring, the back side of the locking ring is provided with an extrusion groove for the positioning rod to be inserted, and a limiting ring, a movable ring and a compression spring are provided on the outside of the positioning rod and inside the extrusion groove.

[0007] Preferably, the outer side of the limiting ring is fixedly connected to the inner wall of the extrusion groove, the movable ring is arranged on the side of the compression spring away from the dustproof plate, and the limiting ring is arranged on the side of the movable ring away from the compression spring.

[0008] Preferably, a positioning groove for the positioning rod to be inserted is formed on the inner wall of the fixing groove.

[0009] Preferably, fixed pipes are symmetrically arranged on the sides of the heat dissipation fan, and the sides of the fixed pipes are fixedly connected to the inner wall of the protective shell.

[0010] Preferably, air outlets for auxiliary heat dissipation are provided on the front and back of the protective shell.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model provides a cooling fan for accelerating the air flow on the surface of the battery body on the side of the protective shell, and the locking ring on the back of the dustproof plate is inserted into the fixing ring, so as to fix the dustproof plate in the inner cavity of the air inlet. This design makes it easy to manually disassemble the dustproof plate after the filter holes of the dustproof plate are blocked, so as to clean the stains on the back of the dustproof plate and avoid affecting the cooling of the battery body surface by the cooling fan. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a longitudinal section view of the connection between the cooling fan and the protective shell of the utility model.

[0015] Figure 3 It is a cross-sectional view of the connection between the cooling fan and the protective shell of the utility model.

[0016] Figure 4 For this utility model Figure 3 A magnified view of the structure at center.

[0017] Figure 5 It is a structural schematic diagram of the air inlet and the fixing ring of the utility model.

[0018] In the figure: 1. battery body; 2. protective shell; 201. air inlet; 2011. positioning groove; 202. fixing ring; 2021. fixing groove; 203. air outlet; 3. dustproof plate; 4. cooling fan; 5. locking ring; 501. extrusion groove; 6. positioning rod; 7. movable ring; 8. compression spring; 9. limit ring; 10. fixing tube. DETAILED DESCRIPTION

[0019] 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.

[0020] The utility model provides Figure 1-5 A high-energy-density aluminum electrode metal-air battery with convenient heat dissipation shown in the figure comprises a battery body 1, a protective shell 2 is inserted and connected to the outer side of the bottom of the battery body 1, a cooling fan 4 is arranged on the side of the inner cavity of the protective shell 2, an air inlet 201 for the cooling fan 4 to take in air is opened on the outer side of the protective shell 2, and a dustproof plate 3 is arranged on the outer side of the protective shell 2 and inside the air inlet 201;

[0021] It should be noted that the battery body 1 is an aluminum fuel cell, the protective shell 2 is made of stainless steel, the cooling fan 4 is a low-power fan, the cooling fan 4 is powered by the battery body 1, and the sides of the cooling fan 4 are symmetrically provided with fixed tubes 10, the sides of the fixed tubes 10 are fixedly connected to the inner wall of the protective shell 2, the fixed tubes 10 are made of aluminum alloy tubes, and the connection methods are all welding and fixing. The inner cavity of the top fixed tube 10 is provided with a power cord of the cooling fan 4, which is connected to the lead-out wire on the side of the battery body 1, and the connection between the battery body 1 and the protective shell 2 is tightened and fixed with screws, and the air inlet 201 is a cylindrical hole, and the cross-sectional diameter at one end close to the battery body 1 is smaller than the cross-sectional diameter at the other end.

[0022] Specifically, air outlets 203 for auxiliary heat dissipation are provided on the front and back of the protective shell 2 .

[0023] A clamping fixture for fixing the dustproof plate 3 is provided on the back side of the dustproof plate 3;

[0024] Specifically, the fastening member includes a locking ring 5 arranged on the back of the dustproof plate 3, a fixing ring 202 is inserted and connected to the side of the locking ring 5, the outer side of the fixing ring 202 is fixedly connected to the inner wall of the air inlet 201, and a fixing groove 2021 for inserting the locking ring 5 is symmetrically opened on the front side of the fixing ring 202;

[0025] It should be noted that the front of the dustproof plate 3 is provided with a plurality of holes for intercepting debris in the environment, the locking ring 5 and the dustproof plate 3 are fixed by welding, and the back of the locking ring 5 is symmetrically provided with protrusions, the shape of which is the same as the through-hole of the fixing groove 2021 on the front of the fixing ring 202. The user inserts the locking ring 5 into the through-hole and then rotates the dustproof plate 3 clockwise to fix the locking ring 5 in the fixing groove 2021;

[0026] Positioning parts for fixing the position of the locking ring 5 are symmetrically arranged on the back side of the locking ring 5 .

[0027] Specifically, the positioning part includes a positioning rod 6, one end of which is inserted and connected to the inner wall of the fixing groove 2021, and the other end of which is inserted and connected to the back of the locking ring 5. The back of the locking ring 5 is provided with an extrusion groove 501 for the positioning rod 6 to be inserted, and a limiting ring 9, a movable ring 7 and a compression spring 8 are sleeved on the outer side of the positioning rod 6 and inside the extrusion groove 501;

[0028] It should be noted that the outer side of the limit ring 9 is fixedly connected to the inner wall of the extrusion groove 501, the movable ring 7 is arranged on the side of the compression spring 8 away from the dustproof plate 3, the limit ring 9 is arranged on the side of the movable ring 7 away from the compression spring 8, the diameter of the movable ring 7 is larger than the diameter of the compression spring 8, the outer side of the movable ring 7 is close to the inner wall of the extrusion groove 501, the limit ring 9 and the positioning rod 6 are rotatably interlaced, the positioning rod 6 moves in the middle of the limit ring 9, and the inner wall of the fixed groove 2021 is provided with a positioning groove 2011 for the positioning rod 6 to be inserted, so that the user can determine that the dustproof plate 3 is rotated into place.

[0029] During actual use, a cooling fan 4 for accelerating the air flow on the surface of the battery body 1 is arranged on the side of the protective shell 2, and the locking ring 5 on the back of the dustproof plate 3 is inserted into the front through-hole of the fixing ring 202, and the dustproof plate 3 is rotated clockwise to fix the dustproof plate 3 in the inner cavity of the air inlet 201. This design makes it easy to manually disassemble the dustproof plate 3 after the filter holes of the dustproof plate 3 are blocked, so as to clean the stains on the back of the dustproof plate 3 and avoid affecting the cooling of the surface of the battery body 1 by the cooling fan 4.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high specific energy aluminum electrode metal air battery that is easy to dissipate heat, comprising a battery body (1), characterized in that: A protective shell (2) is inserted and connected to the outer side of the bottom of the battery body (1); a cooling fan (4) is arranged on the side of the inner cavity of the protective shell (2); an air inlet (201) for the cooling fan (4) to take in air is opened on the outer side of the protective shell (2); a dustproof plate (3) is arranged on the outer side of the protective shell (2) and inside the air inlet (201); a clamping piece for fixing the dustproof plate (3) is arranged on the back of the dustproof plate (3); the clamping piece includes a locking ring (5) arranged on the back of the dustproof plate (3); and a fixing ring (202) is inserted and connected to the side of the locking ring (5).

2. A high specific energy aluminum electrode metal air battery with convenient heat dissipation according to claim 1, characterized in that: The outer side of the fixing ring (202) is fixedly connected to the inner wall of the air inlet (201), the front side of the fixing ring (202) is symmetrically provided with fixing grooves (2021) for inserting the locking ring (5), and the back side of the locking ring (5) is symmetrically provided with positioning parts for fixing the position of the locking ring (5).

3. A high specific energy aluminum electrode metal air battery with convenient heat dissipation according to claim 2, characterized in that: The positioning portion comprises a positioning rod (6), one end of the positioning rod (6) is inserted and connected to the inner wall of the fixing groove (2021), and the other end of the positioning rod (6) is inserted and connected to the back side of the locking ring (5), and the back side of the locking ring (5) is provided with an extrusion groove (501) for the positioning rod (6) to be inserted, and a limiting ring (9), a movable ring (7) and a compression spring (8) are sleeved on the outside of the positioning rod (6) and inside the extrusion groove (501).

4. A high specific energy aluminum electrode metal air battery with convenient heat dissipation according to claim 3, characterized in that: The outer side of the limiting ring (9) is fixedly connected to the inner wall of the extrusion groove (501), the movable ring (7) is arranged on the side of the compression spring (8) away from the dustproof plate (3), and the limiting ring (9) is arranged on the side of the movable ring (7) away from the compression spring (8).

5. A high specific energy aluminum electrode metal air battery with convenient heat dissipation according to claim 4, characterized in that: The inner wall of the fixing groove (2021) is provided with a positioning groove (2011) for the positioning rod (6) to be inserted.

6. The high specific energy aluminum electrode metal air battery with convenient heat dissipation according to claim 1, characterized in that: A fixed tube (10) is symmetrically arranged on the side of the heat dissipation fan (4), and the side of the fixed tube (10) is fixedly connected to the inner wall of the protective shell (2).

7. A high specific energy aluminum electrode metal air battery with convenient heat dissipation according to claim 6, characterized in that: The front and back sides of the protective shell (2) are both provided with air outlets (203) for auxiliary heat dissipation.

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