CN213459946U

CN213459946U - High-capacity lithium ion battery pack

Info

Publication number: CN213459946U
Application number: CN202023102807.6U
Authority: CN
Inventors: 马红军
Original assignee: Shenzhen Ruiyixin Energy Co ltd
Current assignee: Shenzhen Ruiyixin Energy Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-06-15
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a large capacity lithium ion battery group relates to lithium ion battery technical field, the power distribution box comprises a box body, the inner chamber of box is provided with the division board, the division board all divide into upper strata and lower floor with the box inner chamber, the surface of division board runs through and is provided with the absorber plate, the top of absorber plate sets up the upper strata at the box, the bottom of absorber plate extends to the lower floor of box. The utility model discloses a when the battery discharges and produces the heat, heat conduction silica gel gasket can be with heat conduction to left side board and right side board on, during heat dissipation fan during operation, can discharge the heat outside through heat conduction silica gel gasket, and then reach the effect of group battery quick heat dissipation cooling, avoid the battery because of the high temperature, lead to the problem of circuit damage, heat conduction silica gel gasket utilizes its softness also can to take precautions against earthquakes the protection to the battery simultaneously, collision absorber plate when avoiding the battery vibrations, lead to the problem that both sides damaged.

Description

High-capacity lithium ion battery pack

Technical Field

The utility model relates to a battery pack relates to lithium ion battery technical field, concretely relates to large capacity lithium ion battery group.

Background

In order to increase the voltage or current of the battery and improve the endurance of the battery, a plurality of single batteries are generally connected in series to form a battery pack, and then the battery pack is connected to a load for use, however, when the power of some loads is too high, the current of the battery pack is large when the battery pack works, and the battery pack generates a large amount of heat energy in the process of outputting electric energy, so that the problems of the battery pack and wires are gradually raised, when the temperature reaches a certain degree, circuits, circuit boards and the battery pack are easily damaged, the service life is influenced, and the performance and the efficiency of the battery pack are reduced, moreover, in the conventional large-capacity lithium ion battery pack, a plurality of storage batteries are generally arranged in a box body, and then the storage batteries are connected in series by the wires, so that the batteries are tightly arranged, a large amount of heat is generated in the charging, it is desirable to provide a high capacity lithium ion battery pack.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-capacity lithium ion battery pack, one of which aims to have the advantage of rapid heat dissipation and cooling and solve the problem of poor heat dissipation effect of the existing battery pack; the other purpose is to solve the problem that the battery pack vibrates when moving along with the electric vehicle so as to protect the battery pack from being damaged by vibration.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a large capacity lithium ion battery group, includes the box, the inner chamber of box is provided with the division board, the division board all divide into upper strata and lower floor with the box inner chamber, the surface of division board runs through and is provided with the absorber plate, the top setting of absorber plate is on the upper strata of box, the bottom of absorber plate extends to the lower floor of box, just the bottom fixed connection of absorber plate is at the inner diapire of box, the inside slip of absorber plate is provided with the supporting baseplate, the top of supporting baseplate is provided with the battery, the equal movable mounting in both ends of battery has the handle, the vent has all been seted up to the lower floor both sides of box, the inner wall of vent all is provided with the heat dissipation fan.

The utility model discloses technical scheme's further improvement lies in: the heat absorbing plate comprises a left side plate and a right side plate, a sliding opening is formed in one side corresponding to the left side plate and the right side plate, the two ends of the supporting bottom plate are connected to the inside of the sliding opening in a sliding mode, heat dissipation holes are formed in the surfaces of the left side plate and the right side plate in a penetrating mode, and the heat dissipation holes are provided with a plurality of.

The utility model discloses technical scheme's further improvement lies in: the supporting base plate is H-shaped, the middle end of the bottom of the supporting base plate is fixedly connected with a first spring, and the other end of the first spring is fixedly connected to the top of the isolation plate.

The utility model discloses technical scheme's further improvement lies in: the supporting base plate is characterized in that the first bottom two ends of the supporting base plate are fixedly connected with a first connecting piece, the first connecting piece is arranged in a pair and is a pair of the second bottom end of the first connecting piece, the second other end of the second spring is movably connected with a second connecting piece, balls are fixedly connected with the two bottom ends of the second connecting piece, a slide way is formed in the top of the partition plate, and the balls are arranged inside the slide way in a sliding mode.

The utility model discloses technical scheme's further improvement lies in: the bottom fixedly connected with base of box, the bottom of base is provided with anti-skidding texture, just the standing groove has been seted up at the top of box, the internal diameter value of standing groove is greater than the external diameter value of base.

The utility model discloses technical scheme's further improvement lies in: the inner wall of vent is provided with the dust screen, the dust screen sets up the outside at the heat dissipation fan, just the absorber plate all is provided with heat conduction silica gel gasket on the surface, the outer wall of battery closely laminates with heat conduction silica gel gasket.

The utility model discloses technical scheme's further improvement lies in: the inner wall fixedly connected with of box protects the spool, the upper and lower end of division board is run through at the both ends of protecting the spool, just the inside connecting wire that is provided with of protecting the spool, the top fixedly connected with sheetmetal of connecting wire.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a large capacity lithium ion battery group, through the heat dissipation fan, the left side board, the right side board, mutually supporting of louvre and heat conduction silica gel gasket, when making the battery discharge the production heat, heat conduction silica gel gasket can be with heat conduction on left side board and the right side board, during heat dissipation fan during operation, can discharge the heat outside through heat conduction silica gel gasket, and then reach the effect of the quick heat dissipation cooling of group battery, avoid the battery because of the high temperature, lead to the problem of circuit damage, heat conduction silica gel gasket utilizes its soft also can carry out the shock protection to the battery simultaneously, collision absorber plate when avoiding the battery vibrations, lead to the problem that both sides damaged.

2. The utility model provides a large capacity lithium ion battery group, through mutually supporting of base and standing groove for when the group battery transported, the base of a box can be placed in the standing groove of another box, reaches that the box can pile up in proper amount, improves the effect of the high-efficient transportation of group battery.

3. The utility model provides a large capacity lithium ion battery group, through mutually supporting of supporting baseplate, sliding opening, spring one, spring two, ball and slide for the battery can vibrate on the supporting baseplate when following the electric motor car vibrations, then the ball can slide in the slide, and then rethread spring one and spring two can play the effect of shockproof protection, avoid the battery to lead to the problem of damage because of vibrations for a long time.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the heat absorbing plate of the present invention;

fig. 3 is a schematic view of the structure of the slide way of the present invention;

fig. 4 is a schematic structural view of the placement groove of the present invention;

fig. 5 is a schematic structural view of the supporting bottom plate of the present invention.

In the figure: 1. a box body; 2. a separator plate; 3. a heat absorbing plate; 4. a support base plate; 5. a storage battery; 6. a handle; 7. a vent; 8. a heat dissipation fan; 9. a left side plate; 10. a right side plate; 11. a sliding port; 12. heat dissipation holes; 13. a first spring; 14. a first connecting piece; 15. a second spring; 16. a second connecting piece; 17. a ball bearing; 18. a slideway; 19. a base; 20. a placement groove; 21. a dust screen; 22. a heat-conducting silica gel gasket; 23. and a wire protecting pipe.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in figures 1-5, the utility model provides a large capacity lithium ion battery pack, which comprises a box body 1, a partition board 2 is arranged in the inner cavity of the box body 1, the partition board 2 divides the inner cavity of the box body 1 into an upper layer and a lower layer, a heat absorbing board 3 is arranged on the surface of the partition board 2 in a penetrating way, the top end of the heat absorbing board 3 is arranged on the upper layer of the box body 1, the bottom end of the heat absorbing board 3 extends to the lower layer of the box body 1, the bottom end of the heat absorbing board 3 is fixedly connected with the inner bottom wall of the box body 1, a supporting bottom board 4 is arranged in the heat absorbing board 3 in a sliding way, a storage battery 5 is arranged on the top of the supporting bottom board 4, handles 6 are movably arranged at both ends of the storage battery 5, vents 7 are arranged at both sides of the lower layer of the box body 1, heat dissipating fans 8 are arranged on the inner wall of, the equal sliding connection in the inside of sliding opening 11 in both ends of supporting baseplate 4, and the surface of left side board 9 and right side board 10 all runs through and is provided with louvre 12, and louvre 12 is provided with a plurality of, and the inner wall of vent 7 is provided with dust screen 21, and dust screen 21 sets up in the outside of heat dissipation fan 8, and absorber plate 3 all is provided with heat conduction silica gel gasket 22 on the surface, and the outer wall of battery 5 closely laminates with heat conduction silica gel gasket 22.

In this embodiment, when the battery 5 discharges and generates heat, the heat-conducting silicone gasket 22 can conduct the heat to the left side plate 9 and the right side plate 10, and the heat-dissipating fan 8 is in operation during the period, and can discharge the heat to the outside through the heat-conducting silicone gasket 22, thereby achieving the effect of rapid heat dissipation and cooling of the battery pack, and avoiding the problem that the circuit is damaged due to the over-high temperature of the battery 5, and meanwhile, the heat-conducting silicone gasket 22 can also protect the battery 5 against shock by utilizing the softness thereof, and the heat-absorbing plate 3 is prevented from being collided when the battery 5 vibrates, thereby avoiding the damage of both sides.

Example 2

As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the supporting bottom plate 4 is H-shaped, the middle end of the bottom of the supporting bottom plate 4 is fixedly connected with a first spring 13, the other end of the first spring 13 is fixedly connected with the top of the isolation plate 2, both ends of the bottom of the supporting bottom plate 4 are fixedly connected with a first connecting piece 14, the first connecting pieces 14 are arranged in a pair, the bottom ends of the first connecting pieces 14 are movably connected with a second spring 15, the other ends of the second springs 15 are movably connected with a second connecting piece 16, the bottom ends of the second connecting pieces 16 are fixedly connected with balls 17, the top of the isolation plate 2 is provided with a slideway 18, the balls 17 are all arranged inside the slideway 18 in a sliding way, the main function of the utility model is that when the storage battery 5 vibrates along with the electric vehicle, the storage battery 5 can vibrate on the supporting bottom plate 4, then, the ball 17 can slide in the slide way 18, and then the first spring 13 and the second spring 15 can play a role in shock-proof protection, so that the problem that the storage battery 5 is damaged due to long-term shock is solved.

Example 3

As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the bottom fixedly connected with base 19 of box 1, the bottom of base 19 is provided with anti-skidding texture, and standing groove 20 has been seted up at the top of box 1, standing groove 20's internal diameter value is greater than base 19's external diameter value, the inner wall fixedly connected with wire protecting pipe 23 of box 1, the upper and lower end of division board 2 is run through at wire protecting pipe 23's both ends, and wire protecting pipe 23 is inside to be provided with the connecting wire, the top fixedly connected with sheetmetal of connecting wire, its main effect is when the group battery transports, the standing groove 20 of another box 1 can be placed in to the base 19 of a box 1, it can pile the height in a proper amount to reach box 1, the effect of the high-efficient transportation of group battery is improved, the design of connecting wire does benefit to the work of heat dissipation fan 8 simultaneously, thereby can make battery 5.

The working principle of the large-capacity lithium ion battery pack is described in detail below.

As shown in fig. 1-5, during the use, place a plurality of batteries 5 on supporting baseplate 4 between left side board 9 and right side board 10 through handle 6, thereby form the group battery, and when the group battery cooperation electric motor car was used, can connect the sheetmetal in the wire casing 23 on batteries 5, make heat dissipation fan 8 can be driven, then when batteries 5 discharged and produced the heat, heat conduction silica gel gasket 22 and absorber plate 3 can conduct the heat to the lower floor of box 1, then heat dissipation fan 8's rotation can outwards discharge the heat, and then can avoid the problem of battery 5 because of overheated damage, simultaneously when the electric motor car vibrations appear riding, batteries 5 can press supporting baseplate 4 and sink, ball 17 can slide in slide 18 when supporting baseplate 4 sinks, thereby reach the effect of taking precautions against earthquakes to battery 5.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a large capacity lithium ion battery group, includes box (1), its characterized in that: the inner chamber of box (1) is provided with division board (2), division board (2) all divide into upper strata and lower floor with box (1) inner chamber, the surface of division board (2) is run through and is provided with absorber plate (3), the top of absorber plate (3) sets up the upper strata at box (1), the bottom of absorber plate (3) extends to the lower floor of box (1), just the bottom fixed connection of absorber plate (3) is at the interior diapire of box (1), the inside slip of absorber plate (3) is provided with supporting baseplate (4), the top of supporting baseplate (4) is provided with battery (5), the equal movable mounting in both ends of battery (5) has handle (6), vent (7) have all been seted up to the lower floor both sides of box (1), the inner wall of vent (7) all is provided with heat dissipation fan (8).

2. The high capacity lithium ion battery pack according to claim 1, wherein: the heat absorbing plate (3) comprises a left side plate (9) and a right side plate (10), a sliding opening (11) is formed in one side corresponding to the left side plate (9) and the right side plate (10), the two ends of the supporting bottom plate (4) are connected to the inside of the sliding opening (11) in a sliding mode, heat dissipation holes (12) are formed in the surfaces of the left side plate (9) and the right side plate (10) in a penetrating mode, and the heat dissipation holes (12) are provided with a plurality of.

3. The high capacity lithium ion battery pack according to claim 1, wherein: the supporting base plate (4) is H-shaped, a first spring (13) is fixedly connected to the middle end of the bottom of the supporting base plate (4), and the other end of the first spring (13) is fixedly connected to the top of the isolation plate (2).

4. The high capacity lithium ion battery pack according to claim 1, wherein: the equal fixedly connected with connecting piece (14) in bottom both ends of supporting baseplate (4), connecting piece (14) are a pair of setting, and a pair of the equal swing joint in bottom of connecting piece (14) has two (15) springs, the equal swing joint in the other end of two (15) springs has two (16) connecting pieces, the equal fixedly connected with ball (17) in bottom of two (16) connecting pieces, just slide (18) have been seted up at the top of division board (2), ball (17) all slide the setting in the inside of slide (18).

5. The high capacity lithium ion battery pack according to claim 1, wherein: the bottom fixedly connected with base (19) of box (1), the bottom of base (19) is provided with anti-skidding texture, just standing groove (20) have been seted up at the top of box (1), the internal diameter value of standing groove (20) is greater than the external diameter value of base (19).

6. The high capacity lithium ion battery pack according to claim 1, wherein: the inner wall of vent (7) is provided with dust screen (21), dust screen (21) set up in the outside of heat dissipation fan (8), just the absorber plate (3) all be provided with heat conduction silica gel gasket (22) on the surface, the outer wall and the inseparable laminating of heat conduction silica gel gasket (22) of battery (5).

7. The high capacity lithium ion battery pack according to claim 1, wherein: the inner wall fixedly connected with of box (1) wire protecting pipe (23), the upper and lower end of division board (2) is run through at the both ends of wire protecting pipe (23), just wire protecting pipe (23) inside is provided with the connecting wire, the top fixedly connected with sheetmetal of connecting wire.