Lithium iron battery pack shell convenient for heat dissipation

Abstract

The utility model discloses an iron lithium battery pack shell convenient for heat dissipation, which comprises a protective shell, the inner wall of the protective shell is provided with two mounting grooves, the interiors of the two mounting grooves are fixedly connected with compression springs, and the ends, close to each other, of the two compression springs are fixedly connected with mounting blocks. Positioning plates are fixedly connected to the side surfaces, close to each other, of the two mounting blocks, and the inner walls of the two positioning plates are jointly provided with a battery body. According to the device, through mutual cooperation of a heat dissipation window, a mounting frame and an exhaust fan, heat in the protective shell can be discharged, so that the effect of dissipating heat in the protective shell is achieved, the phenomenon that normal operation of the battery body is affected due to too high heat in the protective shell is avoided, the working efficiency of the device is improved, and the service life of the device is prolonged. And through mutual cooperation of the mounting groove, the compression spring, the mounting block and the positioning plate, the battery body can be quickly fixed, and meanwhile, adjustment and fixation can be performed according to batteries of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of iron-lithium batteries, in particular to an iron-lithium battery pack casing which is convenient for heat dissipation. Background Art

[0002] Lithium iron battery is a primary battery, a type of lithium battery, a type of battery in the lithium battery family. The positive electrode material is ferrous disulfide (FeS2), the negative electrode is metallic lithium (Li), and the electrolyte is an organic solvent containing lithium salt. Different from secondary lithium iron batteries (lithium iron phosphate batteries), lithium iron batteries are disposable batteries.

[0003] A Chinese patent with announcement number CN217158456U discloses a lithium iron phosphate battery protection mechanism, which relates to the field of lithium iron phosphate battery technology, and includes a first shell and a placement box. The placement box is located inside the first shell. A sealing cover is installed on the upper surface of the first shell. The bottom surface of the sealing cover is in contact with the upper surface of the placement box. Rectangular grooves are provided on both side surfaces of the placement box. It protects and dampens the lithium phosphate battery pack during transportation through the cooperation between the first shell, the placement box, the sealing cover and the limiting mechanism, and prevents large vibrations from affecting the use of the lithium phosphate battery pack during transportation, thereby effectively improving the service life of the lithium phosphate battery pack. Through the cooperation between the first spring, the limiting plate, the cylindrical rod and the limiting rod, when the limiting rod is pulled out from the inside of the cylindrical rod, the limiting plate can limit the lithium phosphate battery pack to prevent the lithium phosphate battery pack from shaking during transportation. However, the shell in the above-mentioned patent is not convenient for heat dissipation of the iron-lithium battery, resulting in a certain impact on the operation of the iron-lithium battery due to the heat inside the shell after a long period of work, thereby causing the iron-lithium battery to work. The phenomenon of reduced efficiency. For this reason, we propose an iron-lithium battery pack shell that is easy to dissipate heat to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a lithium iron battery pack housing which is convenient for heat dissipation, so as to solve the problems raised in the above background technology.

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

[0006] A lithium iron battery pack shell that is easy to dissipate heat, including a protective shell, the inner wall of the protective shell is provided with two mounting grooves, the interiors of the two mounting grooves are fixedly connected with compression springs, the ends of the two compression springs close to each other are fixedly connected with mounting blocks, the side surfaces of the two mounting blocks close to each other are fixedly connected with positioning plates, the inner walls of the two positioning plates are jointly provided with a battery body, the inner bottom wall of the protective shell is provided with a heat dissipation window, the inner wall of the heat dissipation window is fixedly connected with a mounting frame, the bottom surface of the mounting frame is fixedly installed with a cooling fan, the inner bottom wall of the protective shell is provided with four slide grooves, the interior of each of the slide grooves is slidably connected with a slider, and the upper surfaces of the four sliders are respectively fixedly connected to the bottom surfaces of the two positioning plates.

[0007] In a further embodiment, a plurality of connecting frames are fixedly connected to the bottom surface of the protective shell, and a connecting hole is formed on the upper surface of each connecting frame.

[0008] In a further embodiment, a group of ventilation windows arranged at equal distances are provided on the front and back of the protective shell, and a dustproof net is fixedly connected to the interior of each ventilation window.

[0009] In a further embodiment, a protective plate is provided below the heat dissipation window, and the upper surface of the protective plate is fixedly connected to the bottom surface of the protective shell by bolts.

[0010] In a further embodiment, a protective door is hinged on the upper surface of the protective shell via a hinge, and a pull plate is fixedly connected to the upper surface of the protective door.

[0011] In a further embodiment, the inner wall of each positioning plate is fixedly connected with a protective pad, the inner wall of each protective pad is respectively in contact with the upper surface of the battery body and the bottom surface of the battery body, and the inner wall of each protective pad is fixedly connected with an anti-slip strip.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The device can discharge the heat inside the protective shell through the cooperation of the heat dissipation window, the mounting frame and the exhaust fan, thereby achieving the effect of heat dissipation inside the protective shell, avoiding the phenomenon that the normal operation of the battery body is affected by excessive heat inside the protective shell, and improving the working efficiency of the device. The battery body can be quickly fixed through the cooperation of the mounting groove, the compression spring, the mounting block and the positioning plate, and can be adjusted and fixed according to batteries of different sizes. The cooperation of the sliding groove and the slider can not only play the effect of supporting the positioning plate, but also assist in the adjustment of the positioning plate, making its adjustment mechanism more convenient and quick, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1A schematic diagram of the three-dimensional structure of a lithium iron battery pack housing that facilitates heat dissipation;

[0015] Figure 2 It is a schematic diagram of the three-dimensional structure of a bottom view of a lithium iron battery pack housing that is easy to dissipate heat;

[0016] Figure 3 A schematic diagram of the three-dimensional structure of a side section of a lithium iron battery pack housing that is easy to dissipate heat;

[0017] Figure 4 The present invention is a three-dimensional structural schematic diagram of a front cross-section of an iron-lithium battery pack shell that is convenient for heat dissipation.

[0018] In the figure: 1. Protective shell; 2. Protective door; 3. Pull plate; 4. Ventilation window; 5. Connecting frame; 6. Connecting hole; 7. Protective plate; 8. Slide groove; 9. Slider; 10. Compression spring; 11. Positioning plate; 12. Mounting block; 13. Mounting groove; 14. Heat dissipation window; 15. Mounting frame; 16. Heat dissipation fan; 17. Battery body; 18. Protective pad. 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] See also Figure 1-4 In the utility model, a lithium iron battery pack shell that is convenient for heat dissipation includes a protective shell 1, the inner wall of the protective shell 1 is provided with two mounting grooves 13, the interiors of the two mounting grooves 13 are fixedly connected with compression springs 10, the ends of the two compression springs 10 close to each other are fixedly connected with mounting blocks 12, the sides of the two mounting blocks 12 close to each other are fixedly connected with positioning plates 11, the inner walls of the two positioning plates 11 are jointly provided with a battery body 17, a heat dissipation window 14 is provided on the inner bottom wall of the protective shell 1, a mounting frame 15 is fixedly connected to the inner wall of the heat dissipation window 14, a heat dissipation fan 16 is fixedly installed on the bottom surface of the mounting frame 15, and four slide grooves 8 are provided on the inner bottom wall of the protective shell 1, and a slider 9 is slidably connected to the interior of each slide groove 8, and the upper surfaces of the four sliders 9 are respectively fixedly connected to the bottom surfaces of the two positioning plates 11.

[0021] A plurality of connecting frames 5 are fixedly connected to the bottom surface of the protective shell 1, and a connecting hole 6 is provided on the upper surface of each connecting frame 5, so that the device can be easily connected to other equipment, thereby expanding the scope of use of the device and improving the use effect of the device. A group of ventilation windows 4 arranged at equal distances are provided on the front and back of the protective shell 1, and a dustproof net is fixedly connected to the inside of each ventilation window 4, which can circulate ventilation to the inside of the protective shell 1, thereby achieving the effect of dissipating heat inside the protective shell 1 and improving the heat dissipation efficiency of the device. A protective plate 7 is provided under the heat dissipation window 14, and the upper surface of the protective plate 7 is fixedly connected to the bottom surface of the protective shell 1 by bolts, so as to improve the safety of the device and prevent the rotation of the cooling fan 16 from causing harm to the staff.

[0022] The upper surface of the protective shell 1 is hinged with a protective door 2 by a hinge, and the upper surface of the protective door 2 is fixedly connected with a pull plate 3, which is convenient for the staff to place the battery body 17 inside the protective shell 1, thereby improving the practicality of the device and providing convenience for the staff. The inner wall of each positioning plate 11 is fixedly connected with a protective pad 18, and the inner wall of each protective pad 18 is respectively in contact with the upper surface of the battery body 17 and the bottom surface of the battery body 17, and the inner wall of each protective pad 18 is fixedly connected with an anti-slip strip, which increases the fixing effect of the device, and also protects the battery body 17, avoids damage to the battery body 17, and ensures the normal operation of the device.

[0023] The working principle of the utility model is:

[0024] When the device is in use, the heat dissipation fan 16 is first connected to the power supply, and the protective door 2 is opened, the battery body 17 is placed inside the protective shell 1, and the battery body 17 is fixed by the positioning plate 11 to avoid the battery body 17 from shaking back and forth during operation. When the battery body 17 is working, the heat dissipation fan 16 is started by the controller to discharge the heat inside the protective shell 1, and then the ventilation window 4 is used to circulate and ventilate the inside of the protective shell 1, so as to achieve the effect of heat dissipation inside the protective shell 1.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A lithium iron battery pack housing that is easy to dissipate heat, characterized in that: The invention comprises a protective shell (1), wherein the inner wall of the protective shell (1) is provided with two mounting grooves (13), the interiors of the two mounting grooves (13) are fixedly connected with compression springs (10), the ends of the two compression springs (10) close to each other are fixedly connected with mounting blocks (12), the sides of the two mounting blocks (12) close to each other are fixedly connected with positioning plates (11), the inner walls of the two positioning plates (11) are jointly provided with a battery body (17), the inner bottom wall of the protective shell (1) is provided with a heat dissipation window (14), the inner wall of the heat dissipation window (14) is fixedly connected with a mounting frame (15), the bottom surface of the mounting frame (15) is fixedly installed with a heat dissipation fan (16), the inner bottom wall of the protective shell (1) is provided with four slide grooves (8), the interior of each slide groove (8) is slidably connected with a slider (9), and the upper surfaces of the four sliders (9) are respectively fixedly connected to the bottom surfaces of the two positioning plates (11).

2. The iron-lithium battery pack housing for facilitating heat dissipation according to claim 1, characterized in that: A plurality of connection frames (5) are fixedly connected to the bottom surface of the protective shell (1), and a connection hole (6) is provided on the upper surface of each connection frame (5).

3. The iron-lithium battery pack housing for facilitating heat dissipation according to claim 1, characterized in that: A group of ventilation windows (4) arranged at equal distances are provided on the front side of the protective shell (1) and on the back side of the protective shell (1), and a dustproof net is fixedly connected to the interior of each ventilation window (4).

4. The iron-lithium battery pack housing for facilitating heat dissipation according to claim 1, characterized in that: A protective plate (7) is provided below the heat dissipation window (14), and the upper surface of the protective plate (7) is fixedly connected to the bottom surface of the protective shell (1) by means of bolts.

5. The iron-lithium battery pack housing for facilitating heat dissipation according to claim 1, characterized in that: A protective door (2) is hingedly connected to the upper surface of the protective shell (1) via a hinge, and a pull plate (3) is fixedly connected to the upper surface of the protective door (2).

6. The iron-lithium battery pack housing for facilitating heat dissipation according to claim 1, characterized in that: The inner wall of each positioning plate (11) is fixedly connected to a protective pad (18), the inner wall of each protective pad (18) is in contact with the upper surface of the battery body (17) and the bottom surface of the battery body (17), respectively, and the inner wall of each protective pad (18) is fixedly connected to an anti-slip strip.

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