CN210478377U - Power battery pack assembly and hybrid electric vehicle with same - Google Patents

Power battery pack assembly and hybrid electric vehicle with same Download PDF

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Publication number
CN210478377U
CN210478377U CN201921365244.4U CN201921365244U CN210478377U CN 210478377 U CN210478377 U CN 210478377U CN 201921365244 U CN201921365244 U CN 201921365244U CN 210478377 U CN210478377 U CN 210478377U
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power battery
battery pack
assembly
exhaust system
heat shield
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CN201921365244.4U
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Chinese (zh)
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兰成龙
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Great Wall Motor Co Ltd
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Great Wall Motor Co Ltd
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Abstract

The utility model discloses a power battery package assembly and hybrid vehicle who has it. This power battery package assembly for hybrid vehicle includes: a power battery pack disposed adjacent to an exhaust system of the hybrid vehicle; the heat shield is arranged on the power battery pack and located on one side, facing the exhaust system, of the power battery pack. According to the utility model discloses a power battery package assembly will separate the heat exchanger and install on power battery package to be favorable to the assembly of separating the heat exchanger, make power battery package and separate heat exchanger form a whole, and then be favorable to power battery package assembly to be applicable to different motorcycle types, increase the universalization that separates the heat exchanger, reduce design work load, cost and the cycle that separates the heat exchanger and redevelop caused.

Description

Power battery pack assembly and hybrid electric vehicle with same
Technical Field
The utility model relates to an automotive filed particularly, relates to a power battery package assembly and hybrid vehicle who has it.
Background
In the existing hybrid electric vehicle, due to the limitation of the vehicle body structure, the exhaust system has the influence of heat radiation on the power battery pack assembly, and a heat shield is required to be used for blocking the heat radiation, so that the power battery pack assembly works in a proper temperature, and the heat shield is usually arranged on the vehicle body.
During the installation and the dismantlement process of heat exchanger and automobile body, can have certain interference with exhaust system, automobile body, increase the work degree of difficulty, and when using the same battery package assembly on different motorcycle types, because of the automobile body structure change, lead to the heat exchanger to need redesign development, increase design work load, cost and cycle.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to a power battery pack assembly, in which a heat shield is mounted on a power battery pack, so as to increase the generalization of the heat shield.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a power battery pack assembly for a hybrid vehicle, comprising: a power battery pack disposed adjacent to an exhaust system of the hybrid vehicle; the heat shield is arranged on the power battery pack and located on one side, facing the exhaust system, of the power battery pack.
According to some embodiments of the invention, the heat shield comprises: the power battery pack comprises a mounting plate and a heat insulation plate, wherein the mounting plate is fixed on the power battery pack, and the heat insulation plate is located between the power battery pack and the exhaust system.
Further, the mounting plate and the power battery pack are fixed through a first fastener.
Further, the height of the heat insulation plate is not less than the thickness of the power battery pack.
Further, the heat insulation plate and the power battery pack are fixed through a second fastener.
Further, the heat insulation plate follows the shape of the surface of the power battery pack facing the exhaust system.
Further, the exhaust system includes the horizontal section that the left and right directions of following the hybrid vehicle arranged and along the vertical section that the fore-and-aft direction of hybrid vehicle arranged, the front end of power battery package is close to the horizontal section, the side of power battery package is close to the vertical section, the heat exchanger that separates is located the front end of power battery package with between the horizontal section.
Furthermore, a heat insulation side cover is arranged between the side edge of the power battery pack and the vertical section, and the heat insulation side cover is installed on the power battery pack.
Furthermore, a heat insulation side cover is arranged between the side edge of the power battery pack and the vertical section, one end of the heat insulation side cover is fixed on the power battery pack, and one end of the heat insulation side cover is fixed on the body of the hybrid electric vehicle.
Compared with the prior art, power battery package assembly have following advantage:
according to the utility model discloses a power battery package assembly will separate the heat exchanger and install on power battery package to be favorable to the assembly of separating the heat exchanger, make power battery package and separate heat exchanger form a whole, and then be favorable to power battery package assembly to be applicable to different motorcycle types, increase the universalization that separates the heat exchanger, reduce design work load, cost and the cycle that separates the heat exchanger and redevelop caused.
Another object of the present invention is to provide a hybrid electric vehicle, which includes the above power battery pack assembly.
Compared with the prior art, hybrid vehicle have the advantage the same with the advantage that power battery package assembly has, here is no longer repeated.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a perspective view of a power battery pack assembly, exhaust system and vehicle body after assembly;
FIG. 2 is a perspective view of the heat shield;
FIG. 3 is a front view of the heat shield;
FIG. 4 is a top view of the heat shield;
fig. 5 is a perspective view of the heat shield.
Description of reference numerals:
the power battery pack comprises a power battery pack 1, a heat shield 2, a mounting plate 21, a first fastener mounting hole 211, a heat insulation plate 22, a second fastener mounting hole 221, a power battery pack assembly 10, an exhaust system 20, a transverse section 201, a vertical section 202 and a vehicle body 30.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The power battery pack assembly 10 of the present invention will be described in detail with reference to fig. 1 to 5 in conjunction with the embodiment.
Referring to fig. 1, a power battery pack assembly 10 according to an embodiment of the present invention is used for a hybrid electric vehicle, including: power battery package 1, heat exchanger 2 separates.
The power battery pack 1 is disposed adjacent to an exhaust system 20 of the hybrid vehicle.
The heat shield 2 is mounted on the power battery pack 1, and the heat shield 2 is located on the side of the power battery pack 1 facing the exhaust system 20.
Preferably, through thermal simulation technology, the position of the exhaust system 20 radiating to the power battery pack 1 to be protected is determined, and the power battery pack 1 is protected through designing the heat shield 2 with proper size, so that the power battery pack 1 can work in a proper temperature range.
Specifically, according to the heat radiation range of exhaust system 20, the shape, size, material of heat shield 2 are designed to be favorable to realizing the miniaturization of heat shield 2, save the material of heat shield 2, reduce the manufacturing cost of heat shield 2, confirm the effect of heat shield 2 protection according to the simulation technique, in limited space, heat shield 2 can improve the protective effect through choosing for use the thermal insulation material of high heat-proof quality.
Based on the whole vehicle process, the power battery pack 1 is firstly installed on the vehicle body 30, then the heat shield 2 is installed on the power battery pack assembly 10, and finally the exhaust system 20 is installed on the vehicle body 30, so that the installation difficulty of the heat shield 2 is reduced, and the problems that certain interference exists between the heat shield 2 and the exhaust system 20 and the vehicle body 30 in the installation and disassembly process, the heat shield 2 is abnormal in sound and the like are avoided.
According to the utility model discloses a power battery package assembly 10 will separate heat exchanger 2 and install on power battery package 1 to be favorable to separating the assembly of heat exchanger 2, make power battery package 1 and separate heat exchanger 2 and form a whole, and then be favorable to power battery package assembly 10 to be applicable to different motorcycle types, increase the universalization of separating heat exchanger 2, reduce design work load, cost and the cycle that separates heat exchanger 2 and redevelop caused.
Referring to fig. 1 to 5, the heat shield 2 includes: the mounting plate 21 is fixed on the power battery pack 1, and the heat insulation plate 22 is located between the power battery pack 1 and the exhaust system 20.
Specifically, the heat shield 2 may be an aluminum plate with a concave-convex surface and a thickness of 0.5mm, the concave-convex surface increases the surface area of the heat shield 2, the reflection capability of the heat shield 2 for heat and sound waves is improved, the flowing state of air on the surface of the heat shield 2 is improved, and the heat insulation and heat dissipation capability of the heat shield 2 is improved. The aluminum plate has the advantages of light weight, low density, convenience for heat dissipation, low blackness, good shielding capability on heat radiation, good plasticity, convenience for manufacturing plates, good atmospheric corrosion resistance, capability of generating a compact aluminum oxide layer and good heat resistance.
The mounting plate 21 is fixed on the bottom surface of the power battery pack 1 and mainly plays a role in fixing the heat shield 2 and the battery pack, and the heat insulation plate 22 is positioned between the power battery pack 1 and the exhaust system 20 and used for reducing the heat radiation of the exhaust system 20 to the battery pack and preventing hot air heated by the exhaust system 20 from directly contacting with the battery pack so as to ensure that the power battery pack 1 works in a proper temperature range.
Referring to fig. 1 to 5, the mounting plate 21 is fixed to the power battery pack 1 by a first fastener.
Specifically, the mounting plate 21 is provided with a plurality of first fastener mounting holes 211, for example, the mounting plate 21 is provided with 3 spaced apart first fastener mounting holes 211 of phi 5mm, the first fasteners may be bolts, the bolts penetrate through the first fastener mounting holes 211 to fix the mounting plate 21 and the lower housing (the surface facing the ground) of the power battery pack 1 in a threaded manner, the mounting torque of the bolts is 22 ± 3N · m, and the threaded fixation facilitates assembly.
Referring to fig. 1, the height of the heat insulation plate 22 is not less than the thickness of the power battery pack 1, so as to ensure that the plane of the thickness of the battery pack works in a proper temperature range.
Referring to fig. 1 to 5, the heat insulation plate 22 is fixed to the power battery pack 1 by a second fastener.
The heat insulation plate 22 is provided with a plurality of second fastener mounting holes 221, for example, the heat insulation plate 22 is provided with 3 spaced second fastener mounting holes 221 with a diameter of 6mm, the second fasteners may be bolts, the bolts penetrate through the second fastener mounting holes 221 to fix the heat insulation plate 22 and the front end (the end facing the front of the vehicle) of the power battery pack 1 in a threaded manner, the mounting torque of the bolts is 22 ± 3N · m, and the bolts are fixed in the threaded manner to facilitate assembly.
Further, when the temperature radiation area of the exhaust system 20 is located at the middle position of the power battery pack assembly 10 in the thickness direction, the height of the heat insulation plate 22 can be increased, so as to prevent the temperature of the exhaust system 20 from radiating to the upper cover (the surface facing the vehicle body) of the power battery pack assembly 10, and meanwhile, the number and the length of the second fasteners for fixing the heat insulation plate 22 at the front end of the power battery pack 1 need to be increased, thereby being beneficial to preventing the heat insulation plate 22 from falling off caused by the vibration of the vehicle in the driving process.
When the temperature radiation area of the exhaust system 20 is located at the lower portion of the power battery pack assembly 10 in the thickness direction, the mounting plate 21 protects the lower case of the power battery pack 1, and thus the height of the heat insulation plate 22 can be reduced appropriately, and the number and length of the second fasteners can be reduced.
Referring to fig. 1, the heat shield 22 follows the surface of the power battery pack 1 facing the exhaust system 20. The power battery pack 1 and the heat shield 2 are integrated after being installed, the installation difficulty of the heat insulation plate 22 is reduced, and the interference risk of the heat insulation plate 22 and other parts is reduced.
Referring to fig. 1, the exhaust system 20 includes a transverse section 201 arranged along the left-right direction of the hybrid electric vehicle and a vertical section 202 arranged along the front-rear direction of the hybrid electric vehicle, the front end of the power battery pack 1 is adjacent to the transverse section 201, the side edge of the power battery pack 1 is adjacent to the vertical section 202, and the heat shield 2 is located between the front end of the power battery pack 1 and the transverse section 201 to reduce the heat radiation of the exhaust system 20 to the battery pack and block the hot air heated by the exhaust system 20 from directly contacting the battery pack, so as to ensure that the power battery pack 1 operates in a proper temperature range.
The utility model discloses an in some embodiments, be provided with thermal-insulated side cover between power battery package 1's side and the vertical section 202, thermal-insulated side cover is installed on power battery package 1 to be favorable to the assembly of thermal-insulated side cover, make power battery package 1 and thermal-insulated side cover form a whole, and then be favorable to power battery package assembly 10 to be applicable to different motorcycle types, increase the universalization of thermal-insulated side cover.
The utility model discloses an in other embodiments, be provided with thermal-insulated side cover between power battery package 1's side and the vertical section 202, the one end of thermal-insulated side cover is fixed on power battery package 1, and the one end of thermal-insulated side cover is fixed on hybrid vehicle's automobile body 30 to reach the thermal-insulated effect of side.
According to the utility model discloses power battery package assembly 10 has following advantage:
1. the heat shield 2 is arranged on the power battery pack 1 so as to realize the integration of the power battery pack 1 and the heat shield 2, when the gap meeting the temperature requirement is met, the installation gap can be reduced to the minimum, and the heat shield 2 is convenient to detach;
2. the power battery pack assembly 10 can be generalized, so that the power battery pack assembly 10 can be directly used on different vehicle types when the same type of power battery pack assembly 10 is used, and the heat shield 2 does not need to be developed again;
3. compared with the installation of the heat shield 2 on the power battery pack 1 and the vehicle body 30, the material saving can reduce the material consumption of the heat shield 2 and the manufacturing cost of the heat shield 2 through reasonable design.
According to another aspect of the present invention, a hybrid electric vehicle includes the power battery pack assembly 10 of the above embodiment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A power pack assembly (10) for a hybrid vehicle, comprising:
a power battery pack (1), the power battery pack (1) being arranged adjacent to an exhaust system (20) of the hybrid vehicle;
the heat shield (2) is installed on the power battery pack (1) and located on one side, facing the exhaust system (20), of the power battery pack (1).
2. The power battery pack assembly (10) of claim 1, wherein the heat shield (2) comprises: mounting panel (21) and heat insulating board (22), mounting panel (21) are fixed on power battery package (1), heat insulating board (22) are located power battery package (1) with between exhaust system (20).
3. The power battery pack assembly (10) of claim 2, wherein the mounting plate (21) is secured to the power battery pack (1) by a first fastener.
4. The power battery pack assembly (10) of claim 2, wherein the height of the heat shield (22) is no less than the thickness of the power battery pack (1).
5. The power battery pack assembly (10) of claim 2, wherein the heat shield (22) is secured to the power battery pack (1) by a second fastener.
6. The power pack assembly (10) of claim 2, wherein the heat shield (22) conforms to a surface of the power pack (1) facing the exhaust system (20).
7. The power battery pack assembly (10) according to any one of claims 1-6, wherein the exhaust system (20) includes a transverse section (201) arranged in a left-right direction of the hybrid vehicle and a vertical section (202) arranged in a front-rear direction of the hybrid vehicle, a front end of the power battery pack (1) is adjacent to the transverse section (201), a side of the power battery pack (1) is adjacent to the vertical section (202), and the heat shield (2) is located between the front end of the power battery pack (1) and the transverse section (201).
8. The power battery pack assembly (10) of claim 7, wherein a heat insulating side cap is provided between the side of the power battery pack (1) and the vertical section (202), the heat insulating side cap being mounted on the power battery pack (1).
9. The power battery pack assembly (10) of claim 7, wherein a heat insulating side cover is arranged between the side of the power battery pack (1) and the vertical section (202), one end of the heat insulating side cover is fixed on the power battery pack (1), and one end of the heat insulating side cover is fixed on the body (30) of the hybrid electric vehicle.
10. A hybrid vehicle, characterized by comprising a power battery pack assembly (10) according to any one of claims 1-9.
CN201921365244.4U 2019-08-21 2019-08-21 Power battery pack assembly and hybrid electric vehicle with same Active CN210478377U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921365244.4U CN210478377U (en) 2019-08-21 2019-08-21 Power battery pack assembly and hybrid electric vehicle with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921365244.4U CN210478377U (en) 2019-08-21 2019-08-21 Power battery pack assembly and hybrid electric vehicle with same

Publications (1)

Publication Number Publication Date
CN210478377U true CN210478377U (en) 2020-05-08

Family

ID=70536960

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921365244.4U Active CN210478377U (en) 2019-08-21 2019-08-21 Power battery pack assembly and hybrid electric vehicle with same

Country Status (1)

Country Link
CN (1) CN210478377U (en)

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