CN215527800U

CN215527800U - New energy automobile heat exchange type battery pack

Info

Publication number: CN215527800U
Application number: CN202121573915.3U
Authority: CN
Inventors: 黄欢欢
Original assignee: Suzhou Jindong Machinery Manufacturing Co Ltd
Current assignee: Suzhou Jindong Machinery Manufacturing Co Ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-01-14
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a heat-exchange type battery pack of a new energy automobile, which comprises a box body, wherein a cushion layer is fixedly connected to the inner side wall of the box body, a power battery is fixedly connected to the upper surface of the cushion layer, a first side plate and a second side plate are respectively and fixedly connected to the two sides of the box body, an installation plate is fixedly connected to the outer side wall of the second side plate, an axial flow fan is fixedly connected to the outer side wall of the installation plate, and a cooling fan is fixedly connected to the inner side wall of the box body. According to the utility model, the water cooling mechanism, the axial flow fan and the heat dissipation fan are mutually matched, when the battery pack dissipates heat, the water cooling mechanism utilizes the refrigerant liquid to perform circulating refrigeration, meanwhile, cold air is pumped into the battery pack through the axial flow fan, and hot air is pumped out through the heat dissipation fan, so that the problem of overheating of the power battery is effectively reduced by the mutual combination of water cooling and air cooling, the refrigeration effect is good, and the efficiency is high.

Description

New energy automobile heat exchange type battery pack

Technical Field

The utility model relates to the technical field of battery packs, in particular to a heat exchange type battery pack for a new energy automobile.

Background

With the difference of different types of electric automobiles, in a pure electric automobile only provided with a storage battery, the storage battery is used as the only power source of an automobile driving system, while in a hybrid electric automobile provided with a traditional engine and the storage battery, the storage battery can play the role of a main power source of the automobile driving system and can also play the role of an auxiliary power source, so that the storage battery plays the role of the main power source of the automobile driving system at low speed and during starting; during full-load acceleration, the device plays the role of an auxiliary power source; the energy storage function is realized during normal driving or deceleration and braking.

The battery pack is particularly important to install, the battery pack needs to work in a normal-temperature environment, overheating of the power battery in a high load is avoided, the overheating of the power battery affects output and use of the battery, the existing battery pack heat dissipation mode cools the power battery through water cooling, the cooling mode is low in efficiency, and the efficiency is low at high temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a heat exchange type battery pack for a new energy automobile.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a new energy automobile heat exchanger formula battery package, includes the box, box inside wall fixedly connected with bed course, fixed surface is connected with power battery on the bed course, the box both sides are the first curb plate of fixedly connected with and second curb plate respectively, second curb plate lateral wall fixedly connected with mounting panel, mounting panel lateral wall fixedly connected with axial fan, box inside wall fixedly connected with radiator fan, box inside wall fixedly connected with mounting bracket, the mounting bracket is connected with and is used for cryogenic water-cooling mechanism.

As a further description of the above technical solution:

the water-cooling mechanism includes the circulating pipe of connecting on the mounting bracket lateral wall through a plurality of mountings, circulating pipe one end fixedly connected with water inlet, circulating pipe other end fixedly connected with delivery port, box lateral wall fixedly connected with water tank, the water tank goes out the water end and is connected with the power pump machine through rubber hose, the power pump machine goes out the water end and passes through rubber hose connection on the water inlet, the water tank is intake and is held through rubber hose connection has the heat exchanger, the heat exchanger is intake and is held through rubber hose connection on the delivery port.

As a further description of the above technical solution:

and the power pump and the heat exchanger are both fixedly connected on the outer side wall of the box body.

As a further description of the above technical solution:

the air inlet has all been seted up with the mounting panel lateral wall to the second curb plate, the first arc baffle of preventing of air inlet inside wall fixedly connected with, the first dust guard of second curb plate lateral wall and the corresponding position fixedly connected with of air inlet.

As a further description of the above technical solution:

the exhaust vent has been seted up to the box lateral wall, exhaust vent inside wall fixedly connected with second prevents the arc baffle, the box lateral wall corresponds fixedly connected with second dust guard in the position with the exhaust vent.

As a further description of the above technical solution:

and the inner side wall of the box body is uniformly coated with flame-retardant coating.

The utility model has the following beneficial effects:

1. compared with the prior art, this new energy automobile heat exchange formula battery package mutually supports through water-cooling mechanism, axial fan and cooling fan, and when the battery package dispels the heat, water-cooling mechanism utilizes the refrigeration of refrigerating fluid circulation, inside with cold air suction battery package through axial fan simultaneously, the rethread radiator fan takes hot-air out, the effectual overheated problem of reduction power battery of water-cooling and air-cooled inter combination, refrigeration effect is good, efficient.

2. Compared with the prior art, this new energy automobile heat exchange formula battery package, the mutually supporting of first dust guard and second dust guard, the effectual outside debris that prevents get into inside the battery package to avoid the battery package inside to receive destruction.

Drawings

Fig. 1 is a schematic structural diagram of a heat-exchanging battery pack of a new energy vehicle according to the present invention;

fig. 2 is a top view of a heat-exchanging battery pack of a new energy vehicle according to the present invention;

fig. 3 is a schematic view of a fixing member in a heat-exchanging battery pack of a new energy vehicle according to the present invention.

Illustration of the drawings:

1. a box body; 2. a cushion layer; 3. a power battery; 4. a mounting frame; 5. a fixing member; 6. a circulation pipe; 7. a water inlet; 8. a water outlet; 9. a first side plate; 10. a second side plate; 11. mounting a plate; 12. an axial flow fan; 13. an air inlet hole; 14. a first arc-resistant baffle; 15. a first dust-proof plate; 16. a heat radiation fan; 17. an air outlet; 18. a second arc-resistant baffle; 19. a second dust-proof plate; 20. a water tank; 21. a power pump machine; 22. a heat exchanger.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the utility model provides a new energy automobile heat exchange type battery pack: the anti-flaming flame-retardant anti-flaming paint is uniformly coated on the inner side wall of the box body 1, a cushion layer 2 is fixedly connected to the inner side wall of the box body 1, a power battery 3 is fixedly connected to the upper surface of the cushion layer 2, a first side plate 9 and a second side plate 10 are respectively and fixedly connected to two sides of the box body 1, when the maintenance is needed, the first side plate 9 is disassembled by screwing a nut to maintain, a mounting plate 11 is fixedly connected to the outer side wall of the second side plate 10, an axial flow fan 12 is fixedly connected to the outer side wall of the mounting plate 11, a heat radiation fan 16 is fixedly connected to the inner side wall of the box body 1, air inlet holes 13 are respectively formed in the side walls of the second side plate 10 and the mounting plate 11, a first anti-electric arc baffle 14 is fixedly connected to the inner side wall of the air inlet hole 13, a first dust guard 15 is fixedly connected to the position, corresponding to the air inlet hole 13, of the outer side wall of the second side plate 10, an air outlet hole 17 is fixedly connected to a second anti-electric arc baffle 18, the outer side wall of the box body 1 is fixedly connected with a second dust guard 19 at a position corresponding to the air outlet 17, and the normal use of the battery pack can be effectively prevented from being damaged by the generation of electric arcs through the arrangement of the first arc-proof baffle 14 and the second arc-proof baffle 18.

1 inside wall fixedly connected with mounting bracket 4 of box, mounting bracket 4 is connected with and is used for cryogenic water cooling mechanism, water cooling mechanism includes the circulating pipe 6 of connecting on 4 lateral walls of mounting bracket through a plurality of mountings 5, the lower surface of circulating pipe 6 contacts with 3 upper surfaces of power battery, 6 one end fixedly connected with water inlets 7 of circulating pipe, 6 other end fixedly connected with delivery port 8 of circulating pipe, 1 lateral wall fixedly connected with water tank 20 of box, water tank 20 goes out the water end and is connected with power pump machine 21 through rubber hose, power pump machine 21 goes out the water end and passes through rubber hose connection on water inlet 7, water tank 20 is intake the end and is connected with heat converter 22 through rubber hose, heat converter 22 is intake the end and is passed through rubber hose connection on delivery port 8, the through hole with rubber hose looks adaptation is seted up at 1 top of box, power pump machine 21 and the equal fixed connection of heat converter 22 are on 1 lateral wall of box.

The working principle is as follows: when the battery pack dissipates heat, the axial flow fan 12 is started, air outside the battery pack is sucked into the battery pack from the air inlet hole 13 through the axial flow fan 12, the heat dissipation fan 16 is started, and hot air inside the battery pack is sucked out of the battery pack from the air outlet hole 17 through the heat dissipation fan 16.

Meanwhile, the power pump 21 is started, the refrigerant in the water tank 20 flows into the circulating pipe 6 from the water inlet 7, the refrigerant circulates in the circulating pipe 6, the temperature emitted by the power battery 3 is effectively reduced through the circulating flow of the refrigerant in the battery pack, the circulating refrigerant flows out from the water outlet 8, the flowing refrigerant is cooled through the heat exchanger 22, and the cooled refrigerant flows into the water tank 20 again through the water outlet end of the heat exchanger 22 for recycling.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a new energy automobile heat exchange formula battery package, includes box (1), its characterized in that: the utility model discloses a refrigerator, including box (1), bed course (2), fixed surface is connected with power battery (3) on bed course (2), box (1) both sides are first curb plate of fixedly connected with (9) and second curb plate (10) respectively, second curb plate (10) lateral wall fixedly connected with mounting panel (11), mounting panel (11) lateral wall fixedly connected with axial fan (12), box (1) inside wall fixedly connected with radiator fan (16), box (1) inside wall fixedly connected with mounting bracket (4), mounting bracket (4) are connected with and are used for refrigerated water-cooling mechanism.

2. The new energy automobile heat exchange type battery pack according to claim 1, characterized in that: water-cooling mechanism includes circulating pipe (6) of connecting on mounting bracket (4) lateral wall through a plurality of mounting (5), circulating pipe (6) one end fixedly connected with water inlet (7), circulating pipe (6) other end fixedly connected with delivery port (8), box (1) lateral wall fixedly connected with water tank (20), water tank (20) play water end has power pump machine (21) through rubber hose connection, power pump machine (21) play water end passes through rubber hose connection on water inlet (7), water tank (20) are intake and are held and have heat exchanger (22) through rubber hose connection, heat exchanger (22) are intake and are held and pass through rubber hose connection on delivery port (8).

3. The new energy automobile heat exchange type battery pack according to claim 2, characterized in that: and the power pump (21) and the heat exchanger (22) are both fixedly connected to the outer side wall of the box body (1).

4. The new energy automobile heat exchange type battery pack according to claim 1, characterized in that: the air inlet (13) have all been seted up with mounting panel (11) lateral wall in second curb plate (10), first anti-arc baffle (14) of air inlet (13) inside wall fixedly connected with, first dust guard (15) of second curb plate (10) lateral wall and the corresponding position fixedly connected with of air inlet (13).

5. The new energy automobile heat exchange type battery pack according to claim 1, characterized in that: exhaust vent (17) have been seted up to box (1) lateral wall, exhaust vent (17) inside wall fixedly connected with second prevents arc baffle (18), box (1) lateral wall corresponds position fixedly connected with second dust guard (19) with exhaust vent (17).

6. The new energy automobile heat exchange type battery pack according to claim 1, characterized in that: the inner side wall of the box body (1) is uniformly coated with flame-retardant coating.