CN212725461U

CN212725461U - Battery module suitable for hybrid vehicle

Info

Publication number: CN212725461U
Application number: CN202021737226.7U
Authority: CN
Inventors: 罗正辉; 徐健
Original assignee: Henan Xinchen New Energy Technology Co ltd
Current assignee: Henan Xinchen New Energy Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-16
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a battery module suitable for a hybrid vehicle, which comprises a bottom fixing piece, an upper fixing piece, a water cooling device and an air cooling device; a plurality of batteries are arranged between the bottom fixing piece and the upper fixing piece at equal intervals, and two ends of the bottom fixing piece are connected with two ends of the upper fixing piece through two side plates; the electrodes of the batteries are arranged on the tops of the batteries, penetrate through the upper fixing piece and are connected in series through a plurality of series copper bars; the water cooling device comprises a water pump and cooling pipes, the cooling pipes are arranged in gaps between adjacent batteries, and the water inlet ends of the cooling pipes are connected with the water outlet ends of the water pump through pipelines; the air cooling device comprises a fan and a plurality of blowing devices, and the fan is connected with the blowing devices through pipelines; air blowing devices are arranged between every two adjacent batteries and are fixed with the upper fixing piece; the blowing device is provided with at least one blowing port facing the gap between the batteries. The utility model discloses be favorable to improving the radiating effect of battery module.

Description

Battery module suitable for hybrid vehicle

Technical Field

The utility model relates to a battery technology field, concretely relates to battery module suitable for mix moving vehicle.

Background

In recent years, with the continuous development of the automobile industry, new energy hybrid automobiles become a new favorite in the market, and have the characteristics of effectively reducing the oil consumption and emission of automobiles, strong power and low noise, so that the new energy hybrid automobiles are continuously favored by the nation and consumers and become a new focus of automobile development. Meanwhile, with the rapid development of new energy automobiles, the requirements on the performance and safety of the new energy automobiles are higher and higher.

The battery module is one of the important components of a new energy vehicle, and requires a large-rate charging and discharging of the battery module, so as to increase the vehicle power and shorten the charging time. The battery core can produce a large amount of heats at big multiplying power charge-discharge in-process, and battery module compact structure in addition, the heat is easy to be gathered, causes battery module local overheat or temperature inhomogeneous, and then leads to battery module performance to descend, capacity decay, can cause thermal runaway even, endangers car owner's personal and property safety. In order to ensure the safety, the performance and the service life of the new energy automobile battery module, an efficient battery module cooling and heat dissipation technology is needed to control the temperature rise of the battery module and ensure the temperature consistency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve prior art not enough, provide a battery module suitable for thoughtlessly move vehicle, it has better radiating effect, can effectual control battery module's temperature rise, and then is favorable to guaranteeing safety, performance and the life of new energy automobile battery module work.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a battery module suitable for a hybrid vehicle comprises a bottom fixing piece, an upper fixing piece, a water cooling device and an air cooling device; a plurality of batteries are arranged between the bottom fixing piece and the upper fixing piece at equal intervals, and two ends of the bottom fixing piece are connected with two ends of the upper fixing piece through two side plates; the electrodes of the batteries are arranged on the tops of the batteries, penetrate through the upper fixing piece and are connected in series through a plurality of series copper bars; the water cooling device comprises a water pump and cooling pipes, the cooling pipes are arranged in gaps between adjacent batteries, and the water inlet ends of the cooling pipes are connected with the water outlet ends of the water pump through pipelines; the air cooling device comprises a fan and a plurality of blowing devices, and the fan is connected with the blowing devices through pipelines; air blowing devices are arranged between every two adjacent batteries and are fixed with the upper fixing piece; the blowing device is provided with at least one blowing port facing to the gap between the batteries.

Furthermore, the distance between the lower end of the cooling pipe and the bottom of the upper fixing piece is one fourth of the distance between the bottom surface of the upper fixing piece and the top surface of the bottom fixing piece; the blowing device comprises a cylinder body with two closed ends and an air inlet arranged at one end of the cylinder body; the air blowing port is in a long strip shape, and the length direction of the air blowing port is consistent with the length direction of the barrel; the upper end of the air blowing port is flush with the lower end of the upper fixing piece, and the length of the air blowing port is half of the distance between the bottom surface of the upper fixing piece and the top surface of the bottom fixing piece.

Further, the bottom fixing piece comprises a bottom accommodating plate and a bottom plate fixed with the lower end of the bottom accommodating plate; the bottom containing plate is provided with a plurality of lower containing grooves, and the lower end of the battery is arranged in the lower containing grooves.

Further, the upper fixing piece comprises an upper accommodating plate, a top plate fixed with the upper end of the upper accommodating plate and an edge beam fixed on the edge of the top plate; the upper accommodating plate is provided with a plurality of upper accommodating grooves which are arranged at equal intervals, and a through hole penetrating through the top plate is arranged above each upper accommodating groove; the upper end of battery sets up in last holding tank, and the electrode of battery passes the roof in following the through-hole.

Furthermore, a heat dissipation plate is arranged on one side of the battery, folded edges are arranged on two sides of the heat dissipation plate, and the heat dissipation plate wraps three sides of the battery.

Further, one side of the lower holding tank on the bottom fixing piece and one side of the upper holding tank on the upper fixing piece are both provided with a clamping groove, the lower end of the heat dissipation plate is clamped in the clamping groove of the bottom fixing piece, and the upper end of the heat dissipation plate is clamped in the clamping groove of the upper fixing piece.

Furthermore, the side plate is provided with two symmetrical mounting seats, the mounting seats are provided with a plurality of mounting holes, and the mounting seats and the side plate are connected through bolts or in a welding mode.

Compared with the prior art, the utility model discloses an air-cooling combines together with the water-cooling, and it has the advantage that the radiating efficiency is high, and the temperature rise that can effectual control battery module, and then be favorable to guaranteeing safety, performance and the life of new energy automobile battery module work. In addition because the utility model discloses only need set up cooling tube and blast apparatus first in the heat dissipation chamber, compare in some battery module that have now on the market, the utility model discloses the power of well water pump and the fan that use is less, consequently is favorable to practicing thrift the electric quantity that consumes among the heat dissipation process, can reach energy-conserving effect, and then is favorable to promoting new energy automobile's continuation of the journey mileage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the present invention (a water cooling device and an air cooling device are not shown in the figure);

fig. 2 is a front view of the present invention;

fig. 3 is a front view of the present invention (the air-cooling device is not shown in the figure);

FIG. 4 is a left side view of FIG. 3;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 6 is a partial enlarged view at B in FIG. 5;

FIG. 7 is a perspective view of the midsole retainer of the present invention;

fig. 8 and 9 are perspective views of the upper middle fixing member of the present invention;

FIG. 10 is a schematic view of the structure of the cooling tube of the present invention;

fig. 11 is a schematic structural view of the blowing device of the present invention;

fig. 12 is a sectional view taken along line C-C of fig. 11.

The reference numerals are explained below:

in the figure: 1. a bottom fixture; 101. a bottom containing plate; 102. a base plate; 103. a rib; 2. an upper fixing member; 201. an upper receiving plate; 202. a top plate; 203. a boundary beam; 3. a side plate; 4. a heat dissipation plate; 401. folding edges; 5. a mounting seat; 501. mounting holes; 6. copper bars; 7. a battery; 8. a heat dissipation cavity; 9. a cooling tube; 10. a water pump; 11. a fan; 12. a blowing device; 1201. an air inlet; 1202. a barrel; 1203. an air blowing port; 13. a card slot; 14. a lower accommodating groove; 15. a through hole; 16. and an upper accommodating groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 12, the present invention provides a battery module suitable for a hybrid vehicle, which includes a bottom fixing member 1, an upper fixing member 2, a water cooling device and an air cooling device; a plurality of batteries 7 arranged at equal intervals are arranged between the bottom fixing piece 1 and the upper fixing piece 2, a heat dissipation cavity 8 is formed between two adjacent batteries 7, and two ends of the bottom fixing piece 1 are connected with two ends of the upper fixing piece 2 through two side plates 3; the electrode of the battery 7 is arranged at the top of the battery 7, the electrode of the battery 7 penetrates through the upper fixing piece 2, and all the batteries 7 are connected in series through a plurality of series copper bars 6; the water cooling device comprises a water pump 10 and cooling pipes 9, the cooling pipes 9 are arranged in the heat dissipation cavities 8, the water inlet ends of the cooling pipes 9 are connected with the water outlet ends of the water pump 10 through pipelines, and the water outlet ends of the cooling pipes 9 are connected with a water storage tank with a heat dissipation function through pipelines; the water pump 10 pumps low-temperature cooling liquid and pumps the low-temperature cooling liquid into the cooling pipes 9, so that the cooling liquid flows in the gaps among the batteries 7, heat exchange is carried out between the cooling liquid and hot air around the cooling pipes 9 in the process, and the heat is taken out by the cooling liquid; the air cooling device comprises a fan 11 and a plurality of blowing devices 12, wherein the fan 11 is connected with the blowing devices 12 through pipelines; one side of each heat dissipation cavity 8 is provided with a blowing device 12, and the blowing devices 12 are fixed with the upper fixing part 2; the blowing device 12 is provided with at least one blowing port 1203, the blowing port 1203 faces the heat dissipation cavity 8, and low-temperature air is blown into the upper half part of the heat dissipation cavity 8 from the blowing port 1203.

In the utility model, the distance between the lower end of the cooling pipe 9 and the bottom of the upper fixing piece is one fourth of the distance between the bottom surface of the upper fixing piece and the top surface of the bottom fixing piece; the blowing device 12 comprises a cylinder 1202 with two closed ends and an air inlet 1201 arranged at one end of the cylinder 1202; the air blowing port 1203 is in a strip shape, and the length direction of the air blowing port 1203 is consistent with the length direction of the cylinder 1202; the upper end of the air blowing opening 1203 is flush with the lower end of the upper fixing piece 2, and the length of the air blowing opening 1203 is half of the distance between the bottom surface of the upper fixing piece and the top surface of the bottom fixing piece. When the battery 7 generates heat during use of the battery module, the air around the battery is heated. In use, low-temperature air is blown out from the air blowing port 1203, so that a unidirectional horizontal flow air flow is formed in the upper half part of the heat dissipation cavity 8, and the air flow blows out heat in the upper half part of the heat dissipation cavity 8. Simultaneously, the air at the lower half part of the heat dissipation cavity 8 has higher temperature, the high-temperature air at the lower half part of the heat dissipation cavity 8 rises, the horizontal airflow at the upper half part of the heat dissipation cavity 8 accelerates the rise of the high-temperature air at the lower half part of the heat dissipation cavity 8, and the low-temperature air at the two sides of the lower half part of the heat dissipation cavity 8 gushes into the lower half part of the heat dissipation cavity 8, so that the whole heat dissipation of the battery module can be.

In order to realize reliable assembly of the battery 7 and the bottom fixing member, the bottom fixing member 1 of the present invention comprises a bottom accommodating plate 101 and a bottom plate 102 welded and fixed to the lower end of the bottom accommodating plate 101; a plurality of lower accommodating grooves 14 are formed in the bottom accommodating plate 101, the size of each lower accommodating groove 14 is matched with the external dimension of the battery 7, and the lower end of the battery 7 is inserted into each lower accommodating groove 14. In order to increase the structural strength of the bottom fixing member 1, a plurality of ribs 103 welded to the bottom plate 102 are provided below the bottom plate 102.

In order to realize reliable assembly of the battery 7 and the upper fixing member, the upper fixing member 2 of the present invention comprises an upper accommodating plate 201, a top plate 202 welded and fixed to the upper end of the upper accommodating plate 201, and a side beam 203 fixed to the edge of the top plate 202; the upper accommodating plate 201 is provided with a plurality of upper accommodating grooves 16 which are arranged at equal intervals, and a through hole 15 penetrating through the top plate 202 is arranged above each upper accommodating groove 16; the upper end of the battery 7 is disposed in the upper receiving groove 16, and the electrode of the battery 7 passes through the top plate 202 from the through hole 15. After the electrode of the battery 7 is connected with the copper bar 6 above the upper containing plate 201, the upper end of the boundary beam 203 can be provided with a cover plate for dust prevention.

The utility model discloses in, one side of battery 7 is provided with heating panel 4, keeps 15 mm's interval between heating panel 4 and the battery 7 surface, the both sides of heating panel 4 all are provided with hem 401, heating panel 4 wraps up battery 7's trilateral parcel. The heating panel 4 that sets up can adopt the aluminium material, can carry out the heat exchange between heating panel 4 and the battery 7, consequently is favorable to further promoting battery module's heat-sinking capability. One side of the lower holding tank 14 on the bottom fixing piece 1 and one side of the upper holding tank 16 on the upper fixing piece 2 are both provided with a clamping groove 13, the lower end of the heat dissipation plate 4 is clamped in the clamping groove 13 of the bottom fixing piece 1, and the upper end of the heat dissipation plate 4 is clamped in the clamping groove 13 of the upper fixing piece 2. By engaging the heat sink 4 in the engaging groove 13, the heat sink 4 can be firmly fixed.

The utility model discloses in, be provided with two mutual symmetrical mount pads 5 on the curb plate 3, be provided with a plurality of mounting holes 501 on the mount pad 5, through bolted connection or be connected with the welded mode between mount pad 5 and the curb plate 3. Can make through mount pad 5 the utility model discloses fix the installation component on with the car, be convenient for install.

The utility model discloses an air-cooling combines together with the water-cooling, and it has the advantage that the radiating efficiency is high, and the temperature rise that can effectual control battery module, and then be favorable to guaranteeing safety, performance and the life of new energy automobile battery module work. In addition because the utility model discloses only need set up cooling tube and blast apparatus first in the heat dissipation chamber, compare in some battery module that have now on the market, the utility model discloses the power of well water pump and the fan that use is less, consequently is favorable to practicing thrift the electric quantity that consumes among the heat dissipation process, can reach energy-conserving effect, and then is favorable to promoting new energy automobile's continuation of the journey mileage.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A battery module suitable for a hybrid vehicle is characterized by comprising a bottom fixing piece, an upper fixing piece, a water cooling device and an air cooling device; a plurality of batteries are arranged between the bottom fixing piece and the upper fixing piece at equal intervals, a heat dissipation cavity is formed between every two adjacent batteries, and two ends of the bottom fixing piece are connected with two ends of the upper fixing piece through two side plates; the electrodes of the batteries are arranged on the tops of the batteries, penetrate through the upper fixing piece and are connected in series through a plurality of series copper bars; the water cooling device comprises a water pump and cooling pipes, the cooling pipes are arranged in the heat dissipation cavities, and the water inlet ends of the cooling pipes are connected with the water outlet ends of the water pump through pipelines; the air cooling device comprises a fan and a plurality of blowing devices, and the fan is connected with the blowing devices through pipelines; one side of each heat dissipation cavity is provided with a blowing device, and the blowing devices are fixed with the upper fixing piece; the blowing device is provided with at least one blowing port, and the blowing port faces the heat dissipation cavity.

2. The battery module according to claim 1, wherein: the distance between the lower end of the cooling pipe and the bottom of the upper fixing piece is one fourth of the height of the heat dissipation cavity; the blowing device comprises a cylinder body with two closed ends and an air inlet arranged at one end of the cylinder body; the air blowing port is in a long strip shape, and the length direction of the air blowing port is consistent with the length direction of the barrel; the upper end of the air blowing port is flush with the lower end of the upper fixing piece, and the length of the air blowing port is half of the height of the heat dissipation cavity.

3. A battery module suitable for a hybrid vehicle according to any one of claims 1 or 2, characterized in that: the bottom fixing piece comprises a bottom containing plate and a bottom plate fixed with the lower end of the bottom containing plate; the bottom containing plate is provided with a plurality of lower containing grooves, and the lower end of the battery is arranged in the lower containing grooves.

4. A battery module adapted for a hybrid vehicle according to claim 3, wherein: the upper fixing piece comprises an upper accommodating plate, a top plate fixed with the upper end of the upper accommodating plate and an edge beam fixed on the edge of the top plate; the upper accommodating plate is provided with a plurality of upper accommodating grooves which are arranged at equal intervals, and a through hole penetrating through the top plate is arranged above each upper accommodating groove; the upper end of battery sets up in last holding tank, and the electrode of battery passes the roof in following the through-hole.

5. The battery module according to claim 4, wherein: one side of the battery is provided with a heat dissipation plate, the two sides of the heat dissipation plate are provided with folded edges, and the heat dissipation plate wraps three sides of the battery.

6. The battery module according to claim 5, wherein: one side of the last holding tank on the last mounting and one side of the lower holding tank on the end mounting all are provided with the draw-in groove, the lower extreme card of heating panel is established in the draw-in groove of end mounting, the upper end card of heating panel is established in the draw-in groove of last mounting.

7. The battery module according to claim 6, wherein: the side plates are provided with two symmetrical mounting seats, the mounting seats are provided with a plurality of mounting holes, and the mounting seats are connected with the side plates through bolts or in a welding mode.