CN219476850U - Protecting device for new energy battery - Google Patents

Abstract

The utility model provides a protection device for a new energy battery, which belongs to the technical field of protection of the new energy battery and comprises an outer protection shell, wherein two groups of protection strips are fixedly connected to the outer side of the outer protection shell, two cushion blocks are arranged in the outer protection shell, a cushion plate is arranged between the two cushion blocks, a battery pack is arranged at the upper end of the cushion plate, a heat dissipation assembly for heat dissipation of the battery pack is arranged on the outer protection shell, and an anti-collision assembly for preventing the battery pack from being impacted is arranged between the battery pack and the outer protection shell. The utility model solves the problems that the existing battery protection device possibly brings moisture in the air into the automobile to affect the battery during heat dissipation, so that the battery cannot be used normally, a certain potential safety hazard exists, and meanwhile, the impact received by the battery protection device is protected only through the buffer rib and the energy absorption box, the protection effect is poor, and the practicability is greatly reduced.

Description

Protecting device for new energy battery

Technical Field

The utility model belongs to the technical field of protection of new energy batteries, and particularly relates to a protection device for a new energy battery.

Background

The new energy is also called unconventional energy, and refers to various energy forms except traditional energy, namely energy which is just beginning to be developed and utilized or is being actively researched and is to be popularized, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy, nuclear energy and the like, products of the new energy are also gradually popularized, in the development of new energy automobiles, a new energy battery is used as a power output source of the automobiles, a lithium ion battery is usually used, a lithium ion battery pack is arranged in an automobile cabinet, heat of the battery pack in the cabinet is required to be conducted in time when the automobiles run, and meanwhile, the battery pack generates sparks when large impact occurs, so that the battery burns and has large public hazard.

Prior art CN217823122U discloses a new forms of energy battery protector, including outer protecting crust, the upper end of outer protecting crust is connected with the metal pin, the inside embedding of outer protecting crust is connected with the bundle frame, the inside embedding of bundle frame is connected with the battery body, the inside embedding of outer protecting crust is connected with protective structure, protective structure includes the protection casing, the internally mounted of protection casing have the cushion, the inside embedding of cushion is connected with the backing plate, the upper end of backing plate is connected with the baffle, the inner wall connection of protection casing has the conduction frame, the upper end of battery body is connected with the backplate, the upper end of protection casing is connected with the mounting bracket, the upper end of mounting bracket is connected with the energy-absorbing box. When the battery protection device is used, air flow is led into the space between the heat dissipation plate and the outer protective shell through the pipeline in the running process of an automobile, the air flow passes through the gap between the heat dissipation plate and the outer protective shell, the air flow speed is improved, the atmospheric pressure is reduced, therefore, when the air flow passes through the heat dissipation holes, the internal hot air flow is led out, heat dissipation is accelerated, and the air moisture possibly is brought into the automobile to affect the battery during heat dissipation, so that the battery cannot be normally used, certain potential safety hazards exist, and meanwhile, the impact received by the buffer rib and the energy absorption box is protected, the protection effect is poor, and the practicability is greatly reduced.

Disclosure of Invention

The utility model provides a protection device for a new energy battery, which aims to solve the problems that the existing battery protection device possibly brings moisture in air into an automobile to influence the battery when radiating, so that the battery cannot be used normally, a certain potential safety hazard exists, and meanwhile, the impact is protected only through a buffer rib and an energy absorption box, the protection effect is poor, and the practicability is greatly reduced.

The embodiment of the utility model provides a protection device for a new energy battery, which comprises an outer protection shell, wherein two groups of protection strips are fixedly connected to the outer side of the outer protection shell, two cushion blocks are arranged in the outer protection shell, a cushion plate is arranged between the two cushion blocks, a battery pack is arranged at the upper end of the cushion plate, a heat dissipation assembly for heat dissipation of the battery pack is arranged on the outer protection shell, and an anti-collision assembly for preventing the battery pack from being impacted is arranged between the battery pack and the outer protection shell.

Further, the heat dissipation assembly comprises a plurality of heat dissipation channels reserved in the inner wall of the outer protective shell and a first heat dissipation fin fixedly connected to the inner wall surface of the outer protective shell, the heat dissipation channels and the first heat dissipation fin are of rectangular structures, an air inlet pipe and an air outlet pipe are arranged on the left side and the right side of the outer protective shell, and the air inlet pipe and the air outlet pipe are communicated with the heat dissipation channels through communication cavities; and a second radiating fin is arranged in the radiating channel, and the first radiating fin is connected with the second radiating fin.

Through adopting above-mentioned technical scheme, through fin one with fin two with the heat dissipation in the group battery, realize the heat dissipation of group battery for need not to contact with outside air when the group battery is dispelled the heat, prevent that moisture from getting into the inside performance that influences the group battery of outer protecting crust, simultaneously through setting up intake pipe and outlet duct, the circulation of the interior air of heat dissipation passageway of being convenient for.

Further, the deviating surfaces of the first radiating fin and the second radiating fin are saw-tooth-shaped, and the first radiating fin and the second radiating fin are made of ceramic materials.

Through adopting above-mentioned technical scheme, increased the surface area of fin, improved the radiating efficiency of group battery, through the fin that adopts ceramic material simultaneously, both be favorable to the heat dissipation and can prevent the group battery electric leakage again, guaranteed protector's security.

Further, the anti-collision assembly comprises a plurality of groups of springs and buffer strips which are fixedly connected to the periphery of the battery pack, the springs and the buffer strips are arranged at equal intervals, the springs are sleeved on the outer sides of the buffer strips, and one ends, far away from the battery pack, of the springs and the buffer strips are connected with the first radiating fin.

Through adopting above-mentioned technical scheme, slow down through setting up the striking that spring and buffer strip received the group battery, the protection effect is better, and the practicality promotes greatly.

Further, the buffer strip adopts a rubber strip.

Through adopting above-mentioned technical scheme, through the anti striking function of the elasticity reinforcing apparatus of rubber strip, effectual protection to the group battery.

Further, the upper end of the outer side of the outer protective shell is connected with a metal pin, and the metal pin is electrically connected with the battery pack.

By adopting the technical scheme, the normal use of the battery pack is ensured.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the heat in the battery pack is dissipated through the first radiating fin and the second radiating fin in the radiating assembly, so that the battery pack is free from contacting with external air when the battery pack dissipates heat, moisture is prevented from entering the outer protective shell to influence the performance of the battery pack, and meanwhile, the ventilation of air in a radiating channel is facilitated through the air inlet pipe and the air outlet pipe.

2. According to the utility model, the anti-collision assembly is arranged, the impact suffered by the anti-collision assembly is slowed down by arranging the spring and the buffer strip, the protection effect is better, and the practicability is greatly improved.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a front view of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of an embodiment of the present utility model;

FIG. 3 is a schematic top view of a cross-sectional structure of an embodiment of the present utility model;

reference numerals: 1. an outer protective shell; 2. a guard bar; 3. a cushion block; 4. a backing plate; 5. a battery pack; 6. a heat dissipation assembly; 7. an anti-collision assembly; 8. a metal pin; 61. a heat dissipation channel; 62. a first radiating fin; 611. a second radiating fin; 63. an air inlet pipe; 64. an air outlet pipe; 65. a cavity; 71. a spring; 72. and (5) buffering the strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the technical solutions of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present utility model. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

Referring to fig. 1-3, an embodiment of the utility model provides a protection device for a new energy battery, which comprises an outer protection shell 1, wherein two groups of protection strips 2 are fixedly connected to the outer side of the outer protection shell 1, two cushion blocks 3 are arranged in the outer protection shell 1, a cushion plate 4 is arranged between the two cushion blocks 3, a battery pack 5 is arranged at the upper end of the cushion plate 4, a heat dissipation component 6 for dissipating heat of the battery pack 5 is arranged on the outer protection shell 1, the heat dissipation component 6 comprises a plurality of heat dissipation channels 61 reserved in the inner wall of the outer protection shell 1 and a first heat dissipation fin 62 fixedly connected to the inner wall surface of the outer protection shell 1, the heat dissipation channels 61 and the first heat dissipation fin 62 are in a rectangular structure, an air inlet pipe 63 and an air outlet pipe 64 are arranged on the left side and the right side of the outer protection shell 1, and the air inlet pipe 63 and the air outlet pipe 64 are communicated with each heat dissipation channel 61 through a communication cavity 65; the heat dissipation channel 61 is internally provided with the second heat dissipation fin 611, the first heat dissipation fin 62 is connected with the second heat dissipation fin 611, heat in the battery pack 5 is dissipated through the first heat dissipation fin 62 and the second heat dissipation fin 611, and heat dissipation of the battery pack 5 is achieved, so that the battery pack 5 does not need to be contacted with external air when in heat dissipation, moisture is prevented from entering the outer protective shell 1 to affect the performance of the battery pack 5, and meanwhile, ventilation of air in the heat dissipation channel 61 is facilitated through the air inlet pipe 63 and the air outlet pipe 64.

Referring to fig. 2-3, the facing surfaces of the first cooling fin 62 and the second cooling fin 611 are saw-tooth, the first cooling fin 62 and the second cooling fin 611 are made of ceramic materials, the surface area of the cooling fins is increased, the heat dissipation efficiency of the battery pack 5 is improved, and meanwhile, the cooling fins made of ceramic materials are beneficial to heat dissipation and can prevent electric leakage of the battery pack 5, so that the safety of the protection device is ensured.

Referring to fig. 2-3, install the anticollision subassembly 7 that is used for preventing that group battery 5 from receiving the striking between group battery 5 and the outer protective housing 1, anticollision subassembly 7 is including linking firmly in group battery 5 multiunit spring 71 and buffer strip 72 all around, buffer strip 72 adopts the rubber strip, the effectual anti-collision function of elasticity reinforcing means to group battery 5 through the rubber strip, spring 71 and buffer strip 72 all are equidistant and install, the outside of buffer strip 72 is located to the spring 71 cover, one end that group battery 5 was kept away from to spring 71 and buffer strip 72 all links to each other with fin one 62, the striking that group battery 5 received through setting up spring 71 and buffer strip 72 slows down, the protection effect is better, the practicality is promoted greatly.

Referring to fig. 1-2, the outer upper end of the outer protective case 1 is connected with a metal pin 8, and the metal pin 8 is electrically connected with the battery pack 5, so that normal use of the battery pack 5 is ensured.

The implementation mode specifically comprises the following steps: when the device is used, the device is arranged at a designated position, when an automobile runs, flowing air enters the heat dissipation channel 61 from the air inlet pipe 63, heat generated by the battery pack 5 is conducted to the heat dissipation fin II 611 through the heat dissipation fin I62, the flowing air brings heat on the heat dissipation fin II 611 to the air outlet pipe 64 to be discharged from the heat dissipation channel 61, the device is free of hole heat dissipation, moisture is prevented from entering the device, protection of the battery pack 5 is improved, normal use of the battery pack 5 is ensured, when the device is impacted, the outer protective shell 1 is extruded to deform, the impact on the battery pack 5 is relieved by the spring 71 and the buffer strip 72, protection of the battery pack 5 is achieved through the spring 71 and the buffer strip 72, damage caused by extrusion on the battery pack 5 is prevented, and meanwhile the impact on the battery pack 5 is buffered for multiple times by the spring 71 and the buffer strip 2, and protection of the battery pack 5 is greatly improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a protector for new forms of energy battery, includes outer protecting crust (1), two sets of protection strips (2) of outside fixedly connected with of outer protecting crust (1), outer protecting crust (1) inside is provided with two cushion (3), two be provided with backing plate (4) between cushion (3), backing plate (4) upper end is provided with group battery (5), a serial communication port, be equipped with on outer protecting crust (1) and be used for group battery (5) radiating radiator unit (6), install between group battery (5) and outer protecting crust (1) and be used for preventing group battery (5) from receiving crashproof subassembly (7) of striking.

2. The protective device for a new energy battery according to claim 1, wherein: the heat dissipation assembly (6) comprises a plurality of heat dissipation channels (61) reserved in the inner wall of the outer protective shell (1) and a first heat dissipation fin (62) fixedly connected to the inner wall surface of the outer protective shell (1), the heat dissipation channels (61) and the first heat dissipation fin (62) are of rectangular structures, an air inlet pipe (63) and an air outlet pipe (64) are arranged on the left side and the right side of the outer protective shell (1), and the air inlet pipe (63) and the air outlet pipe (64) are communicated with the heat dissipation channels (61) through communication cavities (65); and a second radiating fin (611) is arranged in the radiating channel (61), and the first radiating fin (62) is connected with the second radiating fin (611).

3. The protective device for a new energy battery according to claim 2, wherein: the deviating surfaces of the first radiating fin (62) and the second radiating fin (611) are saw-tooth-shaped, and the first radiating fin (62) and the second radiating fin (611) are made of ceramic materials.

4. The protective device for a new energy battery according to claim 2, wherein: the anti-collision assembly (7) comprises a plurality of groups of springs (71) and buffer strips (72) which are fixedly connected to the periphery of the battery pack (5), the springs (71) and the buffer strips (72) are all arranged at equal intervals, the springs (71) are sleeved on the outer sides of the buffer strips (72), and one ends, far away from the battery pack (5), of the springs (71) and the buffer strips (72) are connected with the first radiating fin (62).

5. The protective device for a new energy battery according to claim 4, wherein: the buffer strip (72) is made of rubber strips.

6. The protective device for a new energy battery according to claim 1, wherein: the upper end of the outer side of the outer protective shell (1) is connected with a metal pin (8), and the metal pin (8) is electrically connected with the battery pack (5).