KR20120050234A - Structure for mounting high voltage battery in vehicle - Google Patents

Structure for mounting high voltage battery in vehicle Download PDF

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Publication number
KR20120050234A
KR20120050234A KR1020100111636A KR20100111636A KR20120050234A KR 20120050234 A KR20120050234 A KR 20120050234A KR 1020100111636 A KR1020100111636 A KR 1020100111636A KR 20100111636 A KR20100111636 A KR 20100111636A KR 20120050234 A KR20120050234 A KR 20120050234A
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KR
South Korea
Prior art keywords
high voltage
battery
voltage battery
vehicle
battery case
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KR1020100111636A
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Korean (ko)
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이건구
전윤철
방준호
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현대자동차주식회사
기아자동차주식회사
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Priority to KR1020100111636A priority Critical patent/KR20120050234A/en
Publication of KR20120050234A publication Critical patent/KR20120050234A/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/66Arrangements of batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64Constructional details of batteries specially adapted for electric vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/20Floors or bottom sub-units
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0438Arrangement under the floor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2240/00Control parameters of input or output; Target parameters
    • B60L2240/40Drive Train control parameters
    • B60L2240/54Drive Train control parameters related to batteries
    • B60L2240/547Voltage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60YINDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00Type of vehicle
    • B60Y2200/90Vehicles comprising electric prime movers
    • B60Y2200/91Electric vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60YINDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00Type of vehicle
    • B60Y2200/90Vehicles comprising electric prime movers
    • B60Y2200/92Hybrid vehicles
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

PURPOSE: A high voltage battery mounting structure of a vehicle is provided to secure the stiffness of a battery case storing a high voltage battery and capable of the stable installation of the high voltage battery in the battery case. CONSTITUTION: A high voltage battery mounting structure of a vehicle comprises a battery case(10), and a reinforcement bracket(80). A high voltage battery is stored in the battery case. The battery case is installed in a body panel composing a vehicle body in the outside of a vehicle. The reinforcement bracket is coupled with the inner bottom of the battery case into one body and increases the lateral stiffness of the battery case. The high voltage battery is installed and fixed in the reinforcement bracket.

Description

고전압 배터리의 차량 설치구조{Structure for mounting high voltage battery in vehicle}Structure for mounting high voltage battery in vehicle

본 발명은 고전압 배터리의 차량 설치구조에 관한 것으로, 보다 상세하게는 고전압 배터리가 기밀이 유지된 배터리 케이스에 수납되고, 상기 배터리 케이스가 실외측에서 언더 플로어패널에 고정 설치된 고전압 배터리의 차량 설치구조에 관한 기술이다.The present invention relates to a vehicle installation structure of a high voltage battery, and more particularly, to a vehicle installation structure of a high voltage battery in which a high voltage battery is stored in a battery case in which airtightness is maintained, and the battery case is fixed to an underfloor panel at an outdoor side. Technology.

하이브리드 전기 자동차와 연료전지 자동차 그리고 전기 자동차는 모두 전기모터를 이용하여 차량을 구동시키는 차량으로서, 전기모터의 구동전력을 제공하는 고전압 배터리가 필수적으로 장착되는 바, 상기 고전압 배터리는 차량 운행 중에 충전과 방전을 반복하면서 필요한 전력을 공급하도록 구성되어 있다.A hybrid electric vehicle, a fuel cell vehicle, and an electric vehicle are all driven by an electric motor, and a high voltage battery that provides driving power of the electric motor is essentially installed. It is configured to supply the necessary power while repeating the discharge.

상기와 같은 고전압 배터리는 주로 트렁크룸의 공간에 설치된 구조가 주를 이루고 있으며, 이런 경우 외부로부터 침입하는 이물질 혹은 수분에 대한 기밀구조가 반영되어 있지 않은 것이 일반적이다.The high voltage battery as described above mainly consists of a structure installed in the space of the trunk room, in this case it is common that the airtight structure for foreign matter or moisture invading from the outside is not reflected.

최근에는 차량의 성능이 향상됨에 따라 이에 부합되도록 배터리 사이즈가 커지고 또한 수량이 증가하는 추세인 바, 이로 인해 공간이 협소한 트렁크룸에 더 이상 고전압 배터리를 설치하는 데에 있어 여러 가지 애로 사항이 발생하였으며, 이를 해결하기 위해 고전압 배터리를 기밀이 유지된 배터리 케이스에 수납하여 차량의 실외측에서 언더 플로어패널에 고정 설치한 구조가 제안되기도 하였다.In recent years, as the performance of the vehicle has improved, the battery size has increased and the quantity has been increased to meet this problem, which causes many difficulties in installing the high voltage battery in the trunk room where space is limited. In order to solve this problem, a structure in which a high voltage battery is stored in an airtight battery case and fixed to an underfloor panel at an outdoor side of a vehicle has been proposed.

본 발명은, 고전압 배터리가 수납되는 배터리 케이스의 강성확보를 이룩하면서 배터리 케이스내에 보다 안정적으로 고전압 배터리가 설치될 수 있도록 하고, 상기 고전압 배터리가 수납된 배터리 케이스를 차량의 실외측에서 언더 플로어패널에 고정 설치할 때에 상기 배터리 케이스가 외부의 충격으로부터 충분히 보호받을 수 있는 구조를 갖도록 된 고전압 배터리의 차량 설치구조를 제공함에 그 목적이 있다.The present invention enables the high voltage battery to be installed in the battery case more stably while achieving the rigidity of the battery case in which the high voltage battery is stored, and the battery case in which the high voltage battery is stored in the underfloor panel on the outdoor side of the vehicle. It is an object of the present invention to provide a vehicle mounting structure of a high voltage battery such that the battery case has a structure that can be sufficiently protected from external shock when fixedly installed.

상기와 같은 목적을 달성하기 위한 본 발명은, 기밀이 유지된 배터리 케이스내에 고전압 배터리가 수납되어 고정되고, 상기 고전압 배터리가 수납된 상기 배터리 케이스가 차량 외부에서 차체를 구성하는 바디패널에 고정 설치된 고전압 배터리의 차량 설치구조에 있어서, 상기 배터리 케이스의 내부 바닥면에는 상기 배터리 케이스의 횡강성을 증대시키기 위한 다수개의 보강브라켓이 일체로 결합되어 설치되고; 상기 보강브라켓에 상기 고전압 배터리가 고정되게 설치된 것을 특징으로 한다.According to the present invention for achieving the above object, a high voltage battery is housed and fixed in a battery case that is kept airtight, the battery case in which the high voltage battery is stored is fixed to the body panel constituting the vehicle body from the outside of the vehicle In a vehicle installation structure of a battery, a plurality of reinforcing brackets are integrally installed on the inner bottom surface of the battery case to increase the lateral rigidity of the battery case; The high voltage battery is fixed to the reinforcement bracket.

여기서, 상기 배터리 케이스는 플라스틱으로 형성된 상부케이스와; 상기 상부케이스와 박스구조를 이루도록 조립되고 상기 보강브라켓이 내부 바닥면에 결합된 스틸재질 하부케이스와; 상기 상부케이스와 상기 하부케이스 사이에 삽입 설치되어서 기밀을 유지하는 개스킷부재로 구성된 것을 특징으로 한다.Here, the battery case and the upper case formed of plastic; A lower case of steel material assembled to form a box structure with the upper case and the reinforcing bracket coupled to an inner bottom surface thereof; It is characterized in that the gasket member is inserted between the upper case and the lower case to maintain the airtight.

그리고, 상기 배터리 케이스의 밑면이 다수개의 스틸재질 사각빔에 의해 지지되고; 상기 사각빔의 단부에는 박스구조를 갖춘 마운팅브라켓이 결합되며; 상기 사각빔의 단부와 상기 마운팅브라켓이 볼트에 의해 관통되고; 상기 볼트가 상기 바디패널에 체결되어 설치되는 구조로, 상기 사각빔은 내부가 비어있는 구조로 형성된 것이 바람직하다.And, the bottom surface of the battery case is supported by a plurality of steel square beam; A mounting bracket having a box structure is coupled to an end of the square beam; An end of the square beam and the mounting bracket are penetrated by a bolt; The bolt is fastened to the body panel is installed, the square beam is preferably formed in a hollow structure.

본 발명에 의하면, 배터리 케이스의 밑면이 중공구조의 사각빔에 의해 지지되도록 설치된 구조가 됨에 따라 노면의 돌기나 이물질 등에 의한 외부 충격시 상기 사각빔이 1차 흡수하여 배터리 케이스로 직접적인 충격전달을 방지하게 됨으로써 고전압 배터리를 포함한 고전압 전장품을 효과적으로 보호할 수 있게 되고, 상기 배터리 케이스의 내부 바닥면에 다수개의 스틸재질 보강브라켓이 결합되어 설치된 구조가 됨에 따라 상기 배터리 케이스의 횡강성을 크게 증대시킬 수 있게 되며, 상기 보강브라켓에 고전압 배터리가 고정되게 설치된 구조가 됨에 따라 상기 고전압 배터리를 보다 안정적으로 설치할 수 있으면서 특히 외부 충격에 의한 상기 고전압 배터리의 손상 및 파손을 최대한 예방할 수 있는 효과가 있다.According to the present invention, the bottom surface of the battery case is installed so as to be supported by the square beam of the hollow structure to prevent the direct shock transfer to the battery case by absorbing the square beam first when an external impact caused by bumps or foreign matter on the road surface. By doing so, it is possible to effectively protect the high-voltage electrical equipment including the high-voltage battery, and a plurality of steel material reinforcing brackets are installed in combination with the inner bottom surface of the battery case, so as to greatly increase the lateral rigidity of the battery case. As the high voltage battery is fixedly installed on the reinforcing bracket, the high voltage battery can be installed more stably, and in particular, the high voltage battery can be prevented from being damaged or damaged due to external impact.

도 1은 본 발명에 따라 고전압 배터리가 수납된 배터리 케이스가 차량의 실외측에서 언더 플로어패널에 고정 설치된 상태의 도면,
도 2는 본 발명에 따른 고전압 배터리와 배터리 케이스의 분해 시시도,
도 3은 본 발명에 따른 사각빔을 설명하기 위한 도 1의 Ⅰ-Ⅰ선 단면도,
도 4는 본 발명에 따른 보강브라켓을 설명하기 위한 도 2의 Ⅱ-Ⅱ선 단면도이다.
1 is a view of a state in which a battery case in which a high voltage battery is stored fixedly installed on an underfloor panel at an outdoor side of a vehicle according to the present invention;
2 is an exploded perspective view of a high voltage battery and a battery case according to the present invention;
3 is a cross-sectional view taken along the line I-I of FIG. 1 for explaining the square beam according to the present invention;
4 is a cross-sectional view taken along the line II-II of FIG. 2 for explaining the reinforcing bracket according to the present invention.

이하 본 발명의 실시예에 대해 첨부된 예시도면을 참조로 상세히 설명한다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

본 발명에 따른 고전압 배터리의 차량 설치구조는 도 1 내지 도 4에 도시된 바와 같이, 기밀이 유지되도록 밀폐된 소정 체적을 가진 배터리 케이스(10)내에 고전압 배터리(20)가 수납되어 고정되고, 상기 고전압 배터리(20)가 수납된 상기 배터리 케이스(10)가 차량 외부에서 차체를 구성하는 바디패널에 고정 설치된 구조이다.In the vehicle installation structure of the high voltage battery according to the present invention, as shown in Figures 1 to 4, the high voltage battery 20 is accommodated and fixed in the battery case 10 having a predetermined volume sealed to maintain airtightness, The battery case 10 in which the high voltage battery 20 is stored is fixedly installed in a body panel constituting a vehicle body from the outside of the vehicle.

여기서, 차체를 구성하는 상기 바디패널은 언더 플로어패널(30)인 바, 상기 고전압 배터리(20)가 수납된 상기 배터리 케이스(10)는 차량의 실외측에서 상기 언더 플로어패널(30)에 고정 설치된 구조가 된다.Here, the body panel constituting the vehicle body is an under floor panel 30, and the battery case 10 in which the high voltage battery 20 is accommodated is fixed to the under floor panel 30 at an outdoor side of the vehicle. It becomes a structure.

즉, 상기 배터리 케이스(10)의 밑면이 다수개의 스틸재질 사각빔(40)에 의해 지지되고, 상기 스틸재질 사각빔(40)의 단부에는 박스구조를 갖춘 마운팅브라켓(50)이 결합되며, 상기 사각빔(40)의 단부와 상기 마운팅브라켓(50)이 볼트(미도시)에 의해 관통되고, 상기 볼트가 바디패널인 상기 언더 플로어패널(30)에 체결됨에 따라, 상기 고전압 배터리(20)가 수납된 상기 배터리 케이스(10)가 차량의 실외측에서 상기 언더 플로어패널(30)에 고정 설치된 구조가 되는 것이다.That is, the bottom surface of the battery case 10 is supported by a plurality of steel square beam 40, the end of the steel square beam 40 is coupled to the mounting bracket 50 having a box structure, As the end of the square beam 40 and the mounting bracket 50 are penetrated by bolts (not shown) and the bolts are fastened to the under floor panel 30 which is a body panel, the high voltage battery 20 is The battery case 10 stored therein becomes a structure fixed to the underfloor panel 30 on the outdoor side of the vehicle.

여기서, 상기 배터리 케이스(10)는 차량의 외측으로 노출되어 설치된 구조가 되기 때문에 외부로부터 이물질 및 수분이 유입되지 않도록 외부와의 연결이 차단된 기밀구조를 갖추어야 한다.Here, since the battery case 10 is exposed to the outside of the vehicle and installed, the battery case 10 must have an airtight structure in which a connection with the outside is blocked so that foreign substances and moisture are not introduced from the outside.

이를 위해, 상기 배터리 케이스(10)는 바깥 테두리를 따라 각각 플랜지(11a,12a)가 일체로 구비되고 상기 플랜지(11a,12a)가 서로 접촉한 상태에서 다수개의 볼트(60)와 너트(70)에 의해 결합됨에 따라 박스구조로 조립이 이루어지는 상부케이스(11) 및 하부케이스(12)와, 상기 상,하부케이스(11,12)의 플랜지(11a,12a)사이에 삽입 설치되어서 상기 상,하부케이스(11,12)가 조립될 때 상기 플랜지(11a,12a)사이의 기밀을 유지하는 개스킷부재(13)로 구성된다.To this end, the battery case 10 has a plurality of bolts (60) and nuts (70) in a state in which the flange (11a, 12a) is integrally provided along the outer edge and the flange (11a, 12a) in contact with each other The upper case 11 and the lower case 12 are assembled between the upper case 11 and the lower case 12, and the upper and lower cases 11 and 12 are installed between the flanges 11a and 12a of the upper and lower cases. It consists of a gasket member 13 which maintains the airtight between the flanges 11a and 12a when the cases 11 and 12 are assembled.

상기 상,하부케이스(11,12)의 플랜지(11a,12a)에는 상기 볼트(60)가 관통하는 볼트구멍(11b,12b)이 형성된다.Bolt holes 11b and 12b through which the bolt 60 penetrates are formed in the flanges 11a and 12a of the upper and lower cases 11 and 12.

상기 상부케이스(11)는 중량 감소를 위해 플라스틱(plastic)으로 형성되고, 상기 하부케이스(12)는 외부로 노출되어서 도로와 직접 대면하는 부위이므로 강성 확보를 위해 스틸(steel)로 형성된다.The upper case 11 is formed of plastic for weight reduction, and the lower case 12 is exposed to the outside to directly face the road, and thus is formed of steel to secure rigidity.

한편, 상기 사각빔(40)은 배터리 케이스(10)의 밑면 보다 상세하게는 하부케이스(12)의 밑면에 덧대여져서 배터리 케이스(10)를 지지하는 것으로, 내부가 비어있는 중공구조로 형성된 것이 특징이다.On the other hand, the square beam 40 is padded on the bottom of the lower case 12 in more detail than the bottom of the battery case 10 to support the battery case 10, the hollow structure is formed inside It is characteristic.

상기와 같이 내부가 비어있는 중공구조의 사각빔(40)은 차량의 주행 중 노면의 돌기(과속 방지턱 등)나 이물질 등에 의한 외부 충격시 충격을 흡수하여 배터리 케이스(10)로 직접적인 충격전달을 방지하게 되며, 이를 통해 고전압 배터리(20)를 포함한 고전압 전장품을 보호할 수 있게 된다.As described above, the hollow hollow hollow beam 40 absorbs an impact during an external impact caused by bumps (such as speed bumps) or foreign matter on the road surface while driving the vehicle, thereby preventing direct shock transfer to the battery case 10. In this way, it is possible to protect the high voltage electronics including the high voltage battery (20).

또한, 본 발명은 상기 배터리 케이스(10)의 내부 바닥면에 보다 상세하게는 상기 하부케이스(12)의 내부 바닥면에 상기 배터리 케이스(10)의 횡강성을 증대시키기 위한 다수개의 스틸재질 보강브라켓(80)이 일체로 결합되어 설치된 구조이고, 상기 보강브라켓(80)에 상기 고전압 배터리(20)가 고정되게 설치된 구조이다.In addition, the present invention is a plurality of steel reinforcement bracket for increasing the lateral rigidity of the battery case 10 in the inner bottom surface of the lower case 12 in more detail on the inner bottom surface of the battery case 10 80 is integrally coupled and installed, the high voltage battery 20 is fixed to the reinforcing bracket (80).

상기와 같이 보강브라켓(80)에 고전압 배터리(20)가 고정 설치되면, 상기 고전압 배터리(20)의 설치부 강성이 크게 증대함에 따라 보다 안정적인 설치구조를 갖출 수 있게 되고, 더 나아가 외부의 충격에 의해서도 쉽게 손상되거나 파손되는 현상을 예방할 수 있게 된다.When the high voltage battery 20 is fixedly installed on the reinforcing bracket 80 as described above, the rigidity of the mounting portion of the high voltage battery 20 is greatly increased, and thus, a more stable installation structure can be provided. It is also possible to prevent the phenomenon of being easily damaged or broken by.

따라서, 본 발명에 따른 실시예는 고전압 배터리(20)가 기밀이 유지된 배터리 케이스(10)에 수납된 상태로 차량의 실외측에서 언더 플로어패널(30)에 고정 설치된 구조가 되는 바, 고전압 배터리를 공간이 협소한 크렁크룸에 설치하던 구조보다 작업의 편의성이 크게 향상되고, 더 나아가 트렁크룸의 여유공간을 다른 용도로 활용할 수 있는 장점이 있다.Therefore, the embodiment according to the present invention has a structure in which the high voltage battery 20 is fixed to the underfloor panel 30 on the outdoor side of the vehicle in a state in which the high voltage battery 20 is stored in the battery case 10 in which airtightness is maintained. The convenience of work is greatly improved than the structure that is installed in the crunk room where the space is narrow, and furthermore, the free space of the trunk room can be used for other purposes.

또한, 본 발명은 고전압 배터리(20)가 수납된 배터리 케이스(10)가 외부와의 연결이 완전히 차단된 상태로 기밀 유지 가능하게 설치된 구조인 바, 이로 인해 외부의 이물질 및 수분이 상기 배터리 케이스(10)의 내부로 침투되는 것이 방지됨에 따라 고전압 배터리(20)의 수명을 크게 향상시킬 수 있는 장점이 있다.In addition, the present invention has a structure in which the battery case 10 in which the high voltage battery 20 is housed is installed to be kept airtight in a state in which connection to the outside is completely blocked, and thus, foreign matter and moisture from the battery case ( As it is prevented from penetrating the inside of the 10) there is an advantage that can greatly improve the life of the high voltage battery (20).

또한, 본 발명은 배터리 케이스(10)를 구성하는 상부케이스(11)가 플라스틱으로 형성됨에 따라 중량 감소 및 원가를 크게 절감시킬 수 있는 장점도 있다.In addition, according to the present invention, since the upper case 11 constituting the battery case 10 is formed of plastic, there is an advantage of greatly reducing weight and cost.

또한, 본 발명은 배터리 케이스(10)의 밑면이 중공구조의 사각빔(40)에 의해 지지되도록 설치된 구조가 됨에 따라 노면의 돌기(과속 방지턱 등)나 이물질 등에 의한 외부 충격시 상기 사각빔(40)이 1차 흡수하여 배터리 케이스(10)로 직접적인 충격전달을 방지하게 됨으로써 고전압 배터리(20)를 포함한 고전압 전장품을 효과적으로 보호할 수 있는 장점도 있다.In addition, according to the present invention, since the bottom surface of the battery case 10 is installed to be supported by the rectangular beam 40 of the hollow structure, the square beam 40 may be damaged during an external impact by protrusions (such as speed bumps) or foreign substances on the road surface. ) Is primarily absorbed to prevent direct shock transfer to the battery case 10, thereby effectively protecting the high voltage electrical appliance including the high voltage battery 20.

또한, 본 발명은 배터리 케이스(10)의 내부 바닥면에 다수개의 스틸재질 보강브라켓(80)이 결합되어 설치된 구조가 됨에 따라 상기 배터리 케이스(10)의 횡강성을 크게 증대시킬 수 있게 된다.In addition, according to the present invention, a structure in which a plurality of steel material reinforcing brackets 80 are coupled to an inner bottom surface of the battery case 10 is installed, thereby greatly increasing the lateral rigidity of the battery case 10.

또한, 본 발명은 상기 보강브라켓(80)에 고전압 배터리(20)가 고정되게 설치된 구조가 됨에 따라 상기 고전압 배터리(20)를 보다 안정적으로 설치할 수 있게 되며, 이를 통해 외부 충격에 의한 상기 고전압 배터리(20)의 손상 및 파손을 최대한 예방할 수 있는 장점이 있다.In addition, according to the present invention, the high voltage battery 20 is fixedly installed on the reinforcing bracket 80 so that the high voltage battery 20 can be installed more stably. 20) there is an advantage that can prevent the damage and damage as much as possible.

10 - 배터리 케이스 11 - 상부케이스
12 - 하부케이스 20 - 고전압 배터리
30 - 언더 플로어패널 40 - 사각빔
80 - 보강브라켓
10-Battery Case 11-Top Case
12-lower case 20-high voltage battery
30-Underfloor panel 40-Square beam
80-Reinforcement Bracket

Claims (5)

기밀이 유지된 배터리 케이스내에 고전압 배터리가 수납되어 고정되고, 상기 고전압 배터리가 수납된 상기 배터리 케이스가 차량 외부에서 차체를 구성하는 바디패널에 고정 설치된 고전압 배터리의 차량 설치구조에 있어서,
상기 배터리 케이스의 내부 바닥면에는 상기 배터리 케이스의 횡강성을 증대시키기 위한 다수개의 보강브라켓이 일체로 결합되어 설치되고;
상기 보강브라켓에 상기 고전압 배터리가 고정되게 설치된 것
을 특징으로 하는 고전압 배터리의 차량 설치구조.
In a vehicle installation structure of a high voltage battery in which a high voltage battery is stored and fixed in a battery case in which airtightness is maintained, and the battery case in which the high voltage battery is stored is fixed to a body panel constituting a vehicle body outside the vehicle.
A plurality of reinforcing brackets are integrally installed on the inner bottom surface of the battery case to increase the lateral rigidity of the battery case;
The high voltage battery is fixed to the reinforcement bracket
Vehicle installation structure of a high voltage battery, characterized in that.
청구항 1에 있어서, 상기 배터리 케이스는
플라스틱으로 형성된 상부케이스와;
상기 상부케이스와 박스구조를 이루도록 조립되고 상기 보강브라켓이 내부 바닥면에 결합된 스틸재질 하부케이스와;
상기 상부케이스와 상기 하부케이스 사이에 삽입 설치되어서 기밀을 유지하는 개스킷부재
로 구성된 것을 특징으로 하는 고전압 배터리의 차량 설치구조.
The method of claim 1, wherein the battery case
An upper case formed of plastic;
A lower case of steel material assembled to form a box structure with the upper case and the reinforcing bracket coupled to an inner bottom surface thereof;
A gasket member inserted between the upper case and the lower case to maintain airtightness;
Vehicle installation structure of a high voltage battery, characterized in that consisting of.
청구항 1에 있어서, 상기 배터리 케이스의 밑면이 다수개의 스틸재질 사각빔에 의해 지지되고;
상기 사각빔의 단부에는 박스구조를 갖춘 마운팅브라켓이 결합되며;
상기 사각빔의 단부와 상기 마운팅브라켓이 볼트에 의해 관통되고;
상기 볼트가 상기 바디패널에 체결되어 설치되는 것
을 특징으로 하는 고전압 배터리의 차량 설치구조.
The method of claim 1, wherein the bottom of the battery case is supported by a plurality of steel square beam;
A mounting bracket having a box structure is coupled to an end of the square beam;
An end of the square beam and the mounting bracket are penetrated by a bolt;
The bolt is fastened to the body panel is installed
Vehicle installation structure of a high voltage battery, characterized in that.
청구항 3에 있어서, 상기 사각빔은 내부가 비어있는 구조로 형성된 것을 특징으로 하는 고전압 배터리의 차량 설치구조.The vehicle mounting structure of claim 3, wherein the square beam is formed to have an empty structure. 청구항 1에 있어서, 상기 배터리 케이스는 차량의 실외측에서 차체를 구성하는 언더 플로어패널에 고정 설치된 것
을 특징으로 하는 고전압 배터리의 차량 설치구조.
The method of claim 1, wherein the battery case is fixed to the under floor panel constituting the vehicle body on the outdoor side of the vehicle
Vehicle installation structure of a high voltage battery, characterized in that.
KR1020100111636A 2010-11-10 2010-11-10 Structure for mounting high voltage battery in vehicle KR20120050234A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013004833A1 (en) 2013-03-21 2014-09-25 Daimler Ag Shell structure of a road vehicle
WO2014177381A1 (en) * 2013-04-30 2014-11-06 Bayerische Motoren Werke Aktiengesellschaft High voltage accumulator for a vehicle
US10017036B2 (en) 2014-04-16 2018-07-10 Gm Global Technology Operation Llc Protecting device of battery for electrical automobile
US10207573B2 (en) * 2016-04-21 2019-02-19 Toyota Jidosha Kabushiki Kaisha Battery mounting structure for vehicle
KR102132307B1 (en) 2018-12-21 2020-07-13 주식회사 성우하이텍 Reinforcement unit of battery case for electric vehicles
KR20220055650A (en) 2020-10-27 2022-05-04 주식회사 서연이화 Vehicle with integrated battery pack

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013004833A1 (en) 2013-03-21 2014-09-25 Daimler Ag Shell structure of a road vehicle
WO2014177381A1 (en) * 2013-04-30 2014-11-06 Bayerische Motoren Werke Aktiengesellschaft High voltage accumulator for a vehicle
CN105142968A (en) * 2013-04-30 2015-12-09 宝马股份公司 High voltage accumulator for a vehicle
US10017036B2 (en) 2014-04-16 2018-07-10 Gm Global Technology Operation Llc Protecting device of battery for electrical automobile
US10207573B2 (en) * 2016-04-21 2019-02-19 Toyota Jidosha Kabushiki Kaisha Battery mounting structure for vehicle
KR102132307B1 (en) 2018-12-21 2020-07-13 주식회사 성우하이텍 Reinforcement unit of battery case for electric vehicles
KR20220055650A (en) 2020-10-27 2022-05-04 주식회사 서연이화 Vehicle with integrated battery pack

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