CN218101427U

CN218101427U - Heat abstractor based on lithium ion battery PACK

Info

Publication number: CN218101427U
Application number: CN202221540871.9U
Authority: CN
Inventors: 夏家喜
Original assignee: Wuxi Youyuan Power Technology Co ltd
Current assignee: Wuxi Youyuan Power Technology Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-12-20
Anticipated expiration: 2032-06-20

Abstract

The utility model provides a heat abstractor based on lithium ion battery PACK relates to lithium ion battery technical field, which comprises an outer shell, the bottom center department fixedly connected with fan of shell, and the top of shell is provided with the shrouding, the interior bottom fixedly connected with backing plate of shell, the square frame of a plurality of evenly distributed of top fixedly connected with of backing plate, and the top of backing plate is located the week side position of square frame and has seted up the ventilation groove respectively, the top of shrouding is provided with the waterproof board, and it is spacing to be convenient for realize the position of storage battery through setting up square frame and locating part to the backing plate through setting up is convenient for realize the support of storage battery bottom, and realize guaranteeing certain clearance between two adjacent storage batteries, and when the in-service use, start through the fan, be convenient for realize in the external cold air suction shell, and realize through the ventilation groove that the cold wind blows in each storage battery's week side, realize that the heat that storage battery produced discharges smoothly through the vent.

Description

Heat abstractor based on lithium ion battery PACK

Technical Field

The utility model relates to a lithium ion battery technical field especially relates to a heat abstractor based on lithium ion battery PACK.

Background

A lithium ion battery is a type of secondary battery (rechargeable battery) that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, li + is inserted and extracted back and forth between two electrodes: during charging, li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge.

When the existing lithium batteries are stacked and distributed, when two adjacent lithium batteries are completely attached, the contact surfaces of the lithium batteries and air are limited, the lithium batteries located in the middle can only radiate heat by the top, the radiating efficiency is low, and the working efficiency of the batteries is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current lithium cell among the prior art when putting things in good order the distribution, when the real complete laminating between two adjacent lithium cells, it is limited to lead to the contact surface of lithium cell and air, causes the lithium cell that is located the intermediate position to dispel the heat by the top, and radiating efficiency is lower, influences the work efficiency's of battery problem, and the heat abstractor based on lithium ion battery PACK who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a heat abstractor based on lithium ion battery PACK, includes the shell, the fixedly connected with fan of bottom center department of shell, and the top of shell is provided with the shrouding, the interior bottom fixedly connected with backing plate of shell, a plurality of evenly distributed's of top fixedly connected with square frame of backing plate, and the top of backing plate is located the week side position of square frame and has seted up the air channel respectively, the top of shrouding is provided with the waterproof board, the top of shrouding is located the position of each square frame and has seted up the through wires hole respectively, and the bottom of shrouding is located the position difference fixedly connected with locating part of each square frame, the bottom of shrouding is located the position fixedly connected with silica gel pad of through wires hole.

Preferably, the position that the top of backing plate is located square frame is provided with the deposit battery, the surperficial top position of deposit battery and the internal surface sliding connection of locating part, and the top of deposit battery and the top sliding connection of silica gel pad.

The savings battery that sets up is convenient for realize the storage of electric current to spacing at savings battery top is convenient for realize through locating part and the silica gel pad that sets up, prevents that savings battery from rocking.

Preferably, a vent is arranged at the top of the outer surface of the front side of the shell.

The ventilation opening is convenient for realize blowing off of hot air in the shell, and then is convenient for realize the temperature reduction in the shell.

Preferably, the center of the front surface of the waterproof plate is provided with a wire casing.

The wire groove is convenient for the electric wire of the storage battery to pass through.

Preferably, the inner surfaces of the two sides of the sealing plate are slidably connected with the outer surfaces of the two sides of the shell, and bolts are respectively connected with the front and rear positions of the outer surfaces of the two sides of the sealing plate through threads.

The position of being convenient for realize the shrouding is installed fast to realize the rigidity of shrouding.

Preferably, a through hole is formed in the center of the bottom of the silica gel pad.

The through hole is convenient for the electric wire of the storage battery to penetrate out.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, it is spacing to be convenient for realize the position of saving battery through setting up square frame and locating part, and the backing plate through setting up is convenient for realize the support of saving battery bottom, and realize guaranteeing certain clearance between two adjacent saving batteries, and when in-service use, start through the fan, be convenient for realize in the external cold air suction shell, and realize through the ventilation groove that sets up that cold wind blows in each saving battery's week side, and then realize the heat that saving battery produced through the smooth discharge of vent.

2. The utility model discloses in, the silica gel pad that the shrouding bottom set up is convenient for realize the spacing while in savings battery top, is convenient for realize passing of savings battery electric wire through the through-hole of silica gel pad bottom and the through wires hole on shrouding surface to realize placing of unnecessary electric wire through the waterproof board that sets up, realize the unity of electric wire and put in order, prevent that the electric wire is loose, and realize external circuit and a plurality of savings battery's connection of electric lines through the wire casing that sets up.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a heat dissipation device based on a lithium ion battery PACK of the present invention;

fig. 2 is a schematic view of a bottom view structure of a heat dissipation device based on a lithium ion battery PACK of the present invention shown in fig. 1;

fig. 3 is a schematic cross-sectional structure diagram of fig. 1 of a heat dissipation device based on a lithium ion battery PACK of the present invention;

fig. 4 is the utility model provides a heat abstractor fig. 3's bottom view structure schematic diagram based on lithium ion battery PACK.

Illustration of the drawings: 1. a waterproof sheet; 2. closing plates; 3. a vent; 4. a housing; 5. a fan; 6. threading holes; 7. a base plate; 8. a square frame; 9. a ventilation slot; 10. a stopper; 11. storing the battery; 12. a silica gel pad; 13. a through hole; 14. a wire slot; 15. and (4) bolts.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-4, a heat abstractor based on lithium ion battery PACK, which comprises an outer shell 4, the bottom center department fixedly connected with fan 5 of shell 4, and the top of shell 4 is provided with shrouding 2, the interior bottom fixedly connected with backing plate 7 of shell 4, a plurality of evenly distributed's of top fixedly connected with square frame 8 of backing plate 7, and the top of backing plate 7 is located the week side position of square frame 8 and has seted up ventilation groove 9 respectively, the top of shrouding 2 is provided with waterproof board 1, the top of shrouding 2 is located the position of each square frame 8 and has seted up through wires hole 6 respectively, and the position that the bottom of shrouding 2 is located each square frame 8 is fixedly connected with locating part 10 respectively, the position fixedly connected with silica gel pad 12 that the bottom of shrouding 2 is located through wires hole 6.

The effect that its whole embodiment 1 reaches does, the shell 4 of setting is convenient for realize the anticollision of a plurality of storage battery 11, and the fan 5 of setting is convenient for realize during external cold air sends into shell 4, the shrouding 2 of setting is convenient for realize the waterproof dustproof at shell 4 top, and the backing plate 7 of setting is convenient for guarantee that storage battery 11 keeps certain distance with the interior bottom of shell 4, the square frame 8 of setting is convenient for realize the spacing of storage battery 11 week side bottom, the cold air that the ventilation duct 9 of setting is convenient for get into in shell 4 passes, and then realize the thermal takeover in backing plate 7 top, waterproof board 1 of setting passes through the screw connection with the surface of shrouding 2 and fixes, be convenient for realize the dismouting of waterproof board 1, and realize the pressure of unnecessary electric wire through waterproof board 1 that sets up and hold, the through wires hole 6 of setting is convenient for realize drawing forth of passing of storage battery 11 electric wire.

Embodiment 2, as shown in fig. 1 to 4, a storage battery 11 is disposed at a position of the top of the backing plate 7, which is located at the square frame 8, a top position of a surface of the storage battery 11 is slidably connected to an inner surface of the limiting member 10, and a top of the storage battery 11 is slidably connected to a top of the silica gel pad 12, a vent 3 is disposed at a top position of a front outer surface of the housing 4, a wire slot 14 is disposed at a center of a front surface of the waterproof plate 1, inner surfaces of two sides of the sealing plate 2 are slidably connected to outer surfaces of two sides of the housing 4, a bolt 15 is respectively screwed to the housing 4 at front and rear positions of the outer surfaces of the two sides of the sealing plate 2, and a through hole 13 is disposed at a center of a bottom of the silica gel pad 12.

The effect that its whole embodiment 2 reached does, the locating part 10 and the silica gel pad 12 that set up are convenient for realize that storage battery 11 week side top position is injectd, prevent that storage battery 11 top from rocking, vent 3 that sets up is convenient for when cold wind gets into the top space of backing plate 7, be convenient for realize the heat in the shell 4 through vent 3 discharges, wire casing 14 that sets up is convenient for realize external equipment's wire and storage battery 11's connection of electric lines fixed, bolt 15 that sets up is convenient for realize that shrouding 2 is fixed with shell 4's relative position, the through-hole 13 that sets up is convenient for storage battery 11's electric wire to pass, and smoothly draw forth through wires hole 6.

Working principle, during the equipment, arrange storage battery 11 in proper order and distribute at the top of backing plate 7, and realize the spacing of storage battery 11 week side bottom through square frame 8, prevent that storage battery 11 from sliding at the top of backing plate 7, guarantee to keep certain clearance between two adjacent storage batteries 11, then pass through-hole 13 and threading hole 6 with storage battery's 11 electric wire and draw forth, and realize through bolt 15 that shrouding 2 and shell 4's relative position are fixed, then pass through wire casing 14 and storage battery's 11 connection of electric lines with external equipment's wire fixed, and realize that the relative position of waterproof board 1 and shrouding 2 is fixed through the screw, and at storage battery 11 in-process of charging and discharging, fan 5 starts to realize that external cold air gets into in the shell 4, and realize through the ventilation groove 9 that sets up that cold air gets into the top of backing plate 7, and realize that storage battery 11 emits out the heat along with the pouring in of cold air, realize thermal rising, and realize giving out through vent 3 that sets up and distribute out heat, and then realize storage battery 11's temperature reduction.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a heat abstractor based on lithium ion battery PACK, includes shell (4), its characterized in that: fixedly connected with fan (5) is located at the bottom center of shell (4), and the top of shell (4) is provided with shrouding (2), interior bottom fixedly connected with backing plate (7) of shell (4), square frame (8) of a plurality of evenly distributed of top fixedly connected with of backing plate (7), and the top of backing plate (7) is located all side positions of square frame (8) and has seted up ventilation slot (9) respectively, the top of shrouding (2) is provided with waterproof board (1), through wires hole (6) have been seted up respectively to the position that the top of shrouding (2) is located each square frame (8), and the position difference fixedly connected with locating part (10) that the bottom of shrouding (2) is located each square frame (8), the position fixedly connected with silica gel pad (12) of through wires hole (6) is located to the bottom of shrouding (2).

2. The lithium ion battery PACK-based heat dissipation device of claim 1, wherein: the storage battery (11) is arranged at the position, located on the square frame (8), of the top of the backing plate (7), the top of the surface of the storage battery (11) is in sliding connection with the inner surface of the limiting part (10), and the top of the storage battery (11) is in sliding connection with the top of the silica gel pad (12).

3. The lithium ion battery PACK-based heat dissipation device of claim 1, wherein: and a ventilation opening (3) is formed in the top position of the outer surface of the front side of the shell (4).

4. The lithium-ion battery PACK-based heat dissipation device of claim 1, wherein: a wire casing (14) is formed in the center of the front surface of the waterproof plate (1).

5. The lithium-ion battery PACK-based heat dissipation device of claim 1, wherein: the inner surfaces of the two sides of the sealing plate (2) are in sliding connection with the outer surfaces of the two sides of the shell (4), and the front and rear positions of the outer surfaces of the two sides of the sealing plate (2) are respectively in threaded connection with the shell (4) through bolts (15).

6. The lithium ion battery PACK-based heat dissipation device of claim 1, wherein: the center of the bottom of the silica gel pad (12) is provided with a through hole (13).