CN110767854A - Vibration reduction and heat dissipation system for vehicle-mounted battery pack - Google Patents
Vibration reduction and heat dissipation system for vehicle-mounted battery pack Download PDFInfo
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- CN110767854A CN110767854A CN201911031434.7A CN201911031434A CN110767854A CN 110767854 A CN110767854 A CN 110767854A CN 201911031434 A CN201911031434 A CN 201911031434A CN 110767854 A CN110767854 A CN 110767854A
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- battery pack
- damping
- vibration damping
- storage tank
- wall
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention provides a vibration reduction and heat dissipation system for a vehicle-mounted battery pack, which comprises a battery pack, a storage device, a vibration reduction device, a fixing device and a heat dissipation device, wherein the battery pack is arranged in the storage device, the vibration reduction device, the fixing device and the heat dissipation device are respectively arranged in the storage device, the storage device comprises a plurality of storage stop blocks, the storage stop blocks are respectively connected end to form a storage groove, the vibration reduction device is arranged on the periphery of the storage groove, and the heat dissipation device is arranged on the inner wall of the storage groove and is fixedly connected with the inner wall of the storage groove. Through adopting vertical and horizontal direction all to be provided with the damping part, and separately independent setting, the vibration that guarantees that the battery box received in all directions can both obtain the decay, and simultaneously, solitary subassembly is changed and has been reduced a whole set of damping subassembly replacement cost, has improved work efficiency.
Description
Technical Field
The invention relates to the technical field of automobile power batteries, in particular to a vibration damping and heat dissipation system for a vehicle-mounted battery pack.
Background
Most of the current new energy electric vehicles adopt a storage battery as a power source, and a battery pack is packaged by interconnecting a plurality of batteries, however, the damping and heat dissipation of the battery pack of the electric vehicle nowadays have some disadvantages: when the automobile runs, the battery pack can generate vibration of different degrees, so that the battery is easily damaged; the battery can produce a large amount of heats in the course of the work, and the heat can't distribute away in time will seriously influence the performance of battery package, and shorten the life of battery.
As described in the related art of US09045033B2, there is a case where the balance of lateral reaction forces in the entire vehicle changes when the lateral reaction forces of the respective wheels change, but the situation of the vehicle becomes unstable when the balance of lateral reaction forces in the entire vehicle changes, and the battery chamber may shake and charge the electric energy. Another typical prior art, such as EP2738837a4, discloses a battery module having an interconnecting member with vibration dampers, which has been utilized to electrically couple the battery terminals together. When the interconnect member is ultrasonically welded to the battery terminal, the interconnect member may transmit vibrations therethrough that cause previously welded joints on the interconnect member to break and not be water resistant. Referring to a vibration damping device for a vehicle as disclosed in CN107878172A, a battery pack is generally installed under the floor of the vehicle and is connected to a body beam by means of a hanger. So the mounting means, the battery package need bear the vibration that the vehicle travel in-process produced to when the vehicle passes through abominable road conditions, the influence of vibration to the battery package will aggravate.
The invention aims to solve the problems that a battery cavity is shaken, a damping device is single, a battery pack cannot be waterproof, the heat dissipation effect is poor and the like in the field.
Disclosure of Invention
The invention aims to provide a vibration reduction and heat dissipation system for a vehicle-mounted battery pack, aiming at the defects of the existing battery storage.
In order to overcome the defects of the prior art, the invention adopts the following technical scheme:
the utility model provides a be used for on-vehicle battery damping and cooling system, includes battery, storage device, damping device, fixing device and heat abstractor, wherein, the battery sets up in the storage device, damping device fixing device heat abstractor sets up respectively the storage device, the storage device includes that a plurality of deposits the fender, and is individual deposit the fender and form respectively end to end and deposit, damping device sets up the periphery of depositing, heat abstractor sets up the inner wall of depositing and with the inner wall fixed connection who deposits.
Optionally, the vibration damping device includes a plurality of first guards, a plurality of second guards, a plurality of anti-collision buffer plates and a buffer device, each of the first guards and each of the second guards are respectively disposed at the periphery of the storage, are disposed at equal intervals along the periphery of the storage and are fixedly connected to the outer wall of the storage, each of the first guards and each of the second guards is respectively provided with a through hole, the through holes vertically penetrate the upper top surfaces of the first guards and the second guards, each of the anti-collision buffer plates is respectively disposed at the inner wall of the storage and is fixedly connected to the inner wall of the storage, the buffer device includes a plurality of rubber linings and a plurality of vibration dampers, each of the first guards is correspondingly disposed in the through hole, each of the second guards is correspondingly disposed in the through hole, each of the vibration dampers is respectively disposed coaxially with each of the through holes of the first guards, each rubber lining is coaxially arranged with each through hole of the second protector.
Optionally, heat abstractor includes heat dissipation and radiator fan, the heat dissipation surrounds the periphery of battery, radiator fan sets up one side dog of depositing, and is equipped with sealing device on this radiator fan, sealing device is including supporting, sealed, drawing and drive dress, the support is equipped with concavely, concavely along the length direction of support extends, be equipped with a plurality of each rotations in the concavity, each rotate along concave length direction extends, sealed both ends are equipped with the lug respectively, each sealed setting respectively in concave and each sealed the lug with rotate mutual joint, draw respectively with each sealed fixed connection, draw with drive dress drive connection.
Optionally, the fixing device includes fastening and fixing, the fixing with the bottom fixed connection of depositing, the fixed top surface protrusion sets up and forms the boss, the top surface of going up of boss with the lower bottom surface of depositing is parallel, the battery sets up in the fixing, the fastening nestification the battery just the both ends of fastening respectively with fixed top surface fixed connection.
Optionally, the vibration damping device further comprises a power supply, the power supply penetrating through the inner wall of the storage and extending perpendicularly away from the inner wall of the storage.
Optionally, each rubber lining includes damping and damping seat, the damping ring with the damping seat nests each other and coaxial setting, the damping seat is equipped with installation, fixed and damping, fixed one end with the inner wall fixed connection of damping seat and towards keeping away from the direction of damping seat inner wall stretches out, the fixed other end with installation fixed connection, the installation middle part is equipped with the installation, the installation runs through perpendicularly the installation, the one end of damping with the inner wall fixed connection of damping seat and towards keeping away from one side of the inner wall of damping seat stretches out.
Optionally, each vibration reduction comprises a supporting seat and a vibration reduction spring, the supporting seat and the vibration reduction spring are mutually nested and arranged in the supporting seat, the supporting seat is provided with a supporting hole, and the supporting hole vertically penetrates through the supporting seat.
The beneficial effects obtained by the invention are as follows:
1. the vibration damping device is arranged on the periphery of the storage device, so that the storage device can obtain an effective vibration damping effect under the action of the vibration damping device;
2. the battery pack is fixed by the fixing device, so that the battery pack is always positioned in the storage device, and the power supply operation of the battery pack is not influenced during vibration;
3. the heat dissipation device is adopted to enable the air in the battery pack and the storage tank to circulate, meanwhile, the battery pack is also ensured to be capable of exchanging with the external air, the heat in the storage tank is ensured to be dissipated rapidly, and the whole vibration reduction and heat dissipation system is more perfect;
4. the fixing seat is adopted to bear the weight of the battery pack and enable the battery pack to be stored on the boss, so that the height of the battery pack is higher than that of surrounding objects, and the waterproof capability of the battery pack is ensured;
5. by adopting multi-dimensional independent vibration damping: the vibration reduction components are arranged in the vertical direction and the horizontal direction and are separately and independently arranged, so that the vibration of the battery box in all directions can be attenuated, and meanwhile, the replacement of the independent component reduces the replacement cost of the whole set of vibration reduction component and improves the working efficiency;
6. through adopting the design of crashproof buffer board: the anti-collision buffer plate is made of a large damping material with good heat conductivity, so that the collision impact of the battery pack on the base of the battery pack is buffered, and the heat dissipation rate of the battery pack is increased;
7. through adopting battery package base and top cap design: through carrying out the surface micro-fabrication to the internal surface, improve the heat conductivility of battery package shell, effectively promote the holistic radiating efficiency of battery package.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
Fig. 1 is a schematic structural diagram of a vibration damping and heat dissipating system for a vehicle-mounted battery pack according to the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a schematic structural view of the rubber bushing of the present invention.
Fig. 4 is a schematic structural view of the damping ring of the present invention.
Fig. 5 is a schematic structural view of the sealing device of the present invention.
Fig. 6 is a schematic structural view of the battery pack according to the present invention.
Fig. 7 is a schematic structural view of the battery pack and the heat dissipation plate according to the present invention.
Fig. 8 is a schematic view of the fastener of the present invention.
Detailed Description
In order to make the objects and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper" and "lower" and "left" and "right" etc., it is only for convenience of description and simplification of the description based on the orientation or positional relationship shown in the drawings, but it is not indicated or implied that the device or assembly referred to must have a specific orientation.
The first embodiment is as follows: the utility model provides a be used for on-vehicle battery package 1 damping and cooling system, includes battery package 1, strorage device 21, damping device, fixing device and heat abstractor, wherein, battery package 1 sets up in the strorage device 21, damping device fixing device heat abstractor sets up respectively strorage device 21, strorage device 21 includes that a plurality of deposits dog 22, each deposit dog 22 and form storage tank 7 end to end respectively, damping device sets up the periphery of storage tank 7, heat abstractor sets up the inner wall of storage tank 7 and with the inner wall fixed connection of storage tank 7. The vibration damping device comprises a plurality of first lugs 8, a plurality of second lugs 9, a plurality of anti-collision buffer plates and a buffer device, wherein each first lug 8 and each second lug 9 are respectively arranged on the periphery of the storage tank 7, are arranged at equal intervals along the periphery of the storage tank 7 and are fixedly connected with the outer wall of the storage tank 7, each first lug 8 and each second lug 9 are respectively provided with a through hole, the through holes vertically penetrate through the upper top surfaces of each first lug 8 and each second lug 9, each anti-collision buffer plate is respectively arranged on the inner wall of the storage tank 7 and is fixedly connected with the inner wall of the storage tank 7, the buffer device comprises a plurality of rubber bushings 12 and a plurality of vibration damping blocks 13, each vibration damping block 13 is correspondingly arranged in each through hole of each first lug 8, the second ear protectors 9 are respectively and correspondingly provided with the rubber bushings 12, the vibration reduction blocks 13 are respectively and coaxially arranged with the through holes of the first ear protectors 8, and the rubber bushings 12 are respectively and coaxially arranged with the through holes of the second ear protectors 9. The heat dissipation device comprises a heat dissipation plate 5 and a heat dissipation fan, the heat dissipation plate 5 surrounds the periphery of the battery pack 1, the heat dissipation fan is arranged at a stop block at one side of the storage tank 7, a sealing device is arranged on the heat dissipation fan, the sealing device comprises a support frame 24, a sealing plate 27, a traction rod 26 and a driving device 25, the support frame 24 is provided with a groove 28, the groove 28 extends along the length direction of the support frame 24, a plurality of rotating holes 30 are arranged in the groove 28, each rotating hole 30 extends along the length direction of the groove 23, two ends of the sealing plate 27 are respectively provided with a convex block, each sealing plate 27 is respectively arranged in the groove 28, the convex block of each sealing plate 27 is mutually clamped with the rotating hole 30, and the traction rod 26 is respectively fixedly connected with each sealing plate 27, the traction rod 26 is in driving connection with the drive means 25. Fixing device includes fastener 23 and fixing base 4, fixing base 4 with the bottom fixed connection of storage tank 7, the last top surface protrusion of fixing base 4 sets up and forms the boss, the last top surface of boss with the lower bottom surface of storage tank 7 is parallel, battery package 1 sets up on the fixing base 4, fastener 23 is nested battery package 1 just the both ends of fastener 23 respectively with the last top surface fixed connection of fixing base 4. In this embodiment, the battery pack is stored in the storage tank, and in addition, a battery pack top cover, eight vibration-damping rubber blocks, a front anti-collision buffer plate, a rear anti-collision buffer plate and four herringbone rubber bushings are arranged at the top of the storage tank. The vehicle-mounted battery pack is placed in the battery pack base and is sealed and fixed through the top cover, the front and rear anti-collision buffer plates are arranged in the gap between the front and rear of the battery pack and the battery pack base, the vibration reduction rubber blocks are symmetrically arranged between the left and right corners of the battery pack base and the auxiliary frame, the herringbone rubber bushing is in interference fit with the front and rear lifting lugs of the battery pack, and the whole vehicle-mounted battery pack is connected with the auxiliary frame. The storage groove is a rectangular shell, eight corners are symmetrically arranged on the left side and the right side of the storage groove, and four lifting lugs are symmetrically arranged in the front and the back of the storage groove; a bolt mounting through hole is formed in the middle of each corner; the middle of the lifting lug is provided with the herringbone rubber bushing mounting through hole. The inner surfaces of the battery pack base and the battery pack top cover are subjected to surface micro-manufacturing treatment. The vibration reduction block is preferably a compressible large-damping rubber sleeve.
Example two: the utility model provides a be used for on-vehicle battery package damping and cooling system, includes battery package 1, strorage device 21, damping device, fixing device and heat abstractor, wherein, battery package 1 sets up in the strorage device 21, damping device fixing device heat abstractor sets up respectively strorage device 21, strorage device 21 includes that a plurality of deposits dog 22, each deposit dog 22 end to end respectively and form storage tank 7, damping device sets up the periphery of storage tank 7, heat abstractor sets up the inner wall of storage tank 7 and with the inner wall fixed connection of storage tank 7. Specifically, damping device sets up storage device's periphery is guaranteed storage device is in can obtain effectual damping effect under damping device's the effect, in addition, damping device is fixed to be set up in the frame of car and there is the in-process of vibration in the frame, damping device plays a role, makes wholly storage device vibrating effect can not be so obvious, the assurance is deposited do that the battery package in the storage tank 7 can last the car lasts the supply of carrying out the electric quantity. In this embodiment, the battery pack is stored in the storage device, the fixing device fixes the battery pack, so that the battery pack is always located in the storage device, the storage tank comprises a plurality of side plates, the side plates are mutually vertically connected end to form the storage tank, the storage tank is further matched with the sealing cover for use, and the sealing cover and the storage tank are mutually and hermetically connected together, so that the storage device can ensure the battery tank. In this embodiment, the heat dissipation device enables the battery pack and the air in the storage tank to circulate, and simultaneously ensures that the battery pack can exchange with the external air, so as to ensure that the heat in the storage tank is rapidly dissipated, and the whole vibration reduction and heat dissipation system is more perfect. In this embodiment, still be equipped with the controller in the storage tank, the controller respectively with heat abstractor battery package control connection, it is specific, the controller can control outside electric quantity with the battery package charges or discharges for whole process can be controlled, guarantees that the process of charging or discharging obtains accurate control. In this embodiment, the anticollision buffer board is the good big damping rubber baffle of heat conductivity, is zigzag hollow out construction in the middle of it, zigzag construction follows the length direction of anticollision buffer board extends and makes whole device when the vibration, can reduce right the influence of battery package, simultaneously, at the in-process of vibration, the anticollision buffer board plays the effect of buffering. Additionally, the crash cushion panel includes, but is not limited to, several materials listed below: the anti-collision battery pack comprises materials such as silicon rubber, a flexible spring and sponge, wherein the materials are respectively arranged in the anti-collision partition plate, so that the vibration is buffered, and the vibration reduction effect of the battery pack is effectively ensured. The sealing cover comprises a first containing cavity 14, an interconnection channel and a second containing cavity 15, wherein the first containing cavity 14 and the second melting cavity 15 are arranged in a protruding mode on one side far away from the storage groove respectively. Two ends of the interconnection channel are perpendicular to the first cavity 14 and the second cavity 15, respectively, and the interconnection channel enables the first cavity 14 and the second cavity 15 to be communicated with each other through wires or can convert current and other devices.
The vibration damping device comprises a plurality of first lugs 8, a plurality of second lugs 9, a plurality of anti-collision buffer plates and a buffer device, wherein each first lug 8 and each second lug 9 are respectively arranged on the periphery of the storage tank 7, are arranged at equal intervals along the periphery of the storage tank 7 and are fixedly connected with the outer wall of the storage tank 7, each first lug 8 and each second lug 9 are respectively provided with a through hole, the through holes vertically penetrate through the upper top surfaces of each first lug 8 and each second lug 9, each anti-collision buffer plate is respectively arranged on the inner wall of the storage tank 7 and is fixedly connected with the inner wall of the storage tank 7, the buffer device comprises a plurality of rubber bushings 12 and a plurality of vibration damping blocks 13, each vibration damping block 13 is correspondingly arranged in each through hole of each first lug 8, the second ear protectors 9 are respectively and correspondingly provided with the rubber bushings 12, the vibration reduction blocks 13 are respectively and coaxially arranged with the through holes of the first ear protectors 8, and the rubber bushings 12 are respectively and coaxially arranged with the through holes of the second ear protectors 9. Specifically, each of vibration damper first earflap 8 and each second earflap 9 can guarantee the storage tank with the frame of car or deposit chamber fixed connection for fixed operation convenience more, swift also guarantee storage device can be quick carry out fixed connection. In addition, each rubber bushing and each vibration damping block 13 are respectively arranged in the through hole of each first lug 8 and each second lug 9, and each through hole, each rubber bushing head and each vibration damping block 13 are coaxially arranged, so that bolts or screws can penetrate through the through holes and the rubber bushing heads and the vibration damping blocks, vibration is obviously reduced through the vibration damping effect of each vibration damping block 13 or each rubber bushing 12 in the process of generating vibration of the automobile, and the normal power supply operation of the battery pack in the storage device is not endangered by the slight degree of vibration. Damping device still includes a plurality of crashproof buffer boards, each set up respectively between the crashproof buffer board the inner wall of holding tank, and with the inner wall fixed connection of holding tank makes battery package or other setting are in material in the holding tank can not receive the impact or with the inner wall of holding tank carries out rigid touching, guarantees to leave in article safety more in the holding tank, also very big reduction the influence of vibration to the battery package.
The heat dissipation device comprises a heat dissipation plate 5 and a heat dissipation fan, the heat dissipation plate 5 surrounds the periphery of the battery pack 1, the heat dissipation fan is arranged at a stop block at one side of the storage tank 7, a sealing device is arranged on the heat dissipation fan, the sealing device comprises a support frame 24, a sealing plate 27, a traction rod 26 and a driving device 25, the support frame 24 is provided with a groove 28, the groove 28 extends along the length direction of the support frame 24, a plurality of rotating holes 30 are arranged in the groove 28, each rotating hole 30 extends along the length direction of the groove 23, two ends of the sealing plate 27 are respectively provided with a convex block, each sealing plate 27 is respectively arranged in the groove 28, the convex block of each sealing plate 27 is mutually clamped with the rotating hole 30, and the traction rod 26 is respectively fixedly connected with each sealing plate 27, the traction rod 26 is in driving connection with the drive means 25. Specifically, the heat dissipation plate 5 is detachably connected with the boss through a fastening device 6 when being fixedly connected with the boss, and the fastening device comprises a bolt and a screw. The stop block is provided with a through hole at one side of the storage groove, the heat radiation fan is arranged at the position opposite to the through hole, the sealing device is arranged between the heat radiation fan and the stop block, and the sealing device controls the action of the traction rod under the control of the driving device 25. The draw bar is respectively fixedly connected with each sealing plate 27, so that each sealing plate 27 can realize synchronous action of the sealing plates under the drawing action of the draw bar 26, namely, the draw bar 26 realizes synchronous action under the drawing action of the driving device, so that the sealing plates 27 can be opened or closed synchronously, and the edge of each sealing plate 27 is provided with sealing rubber, so that the high-strength air tightness of the space inside and outside the storage tank is ensured. The support frame 24 is fixedly connected with the stop block of the storage tank, so that the sealing device supports the sealing plates 27, the traction rods 26 and the driving device 25, the support frame 24 is provided with a through groove, and the through groove is opposite to the through hole of the stop block, so that external air is communicated with air in the storage tank, and heat in the storage tank can be rapidly dissipated. In addition, the heat radiation fan is also in control connection with the controller, so that the whole device can realize the control connection of the heat radiation fan under the control of the controller. The driving device of the heat dissipation device is in control connection with the controller.
Fixing device includes fastener 23 and fixing base 4, fixing base 4 with the bottom fixed connection of storage tank 7, the last top surface protrusion of fixing base 4 sets up and forms the boss, the last top surface of boss with the lower bottom surface of storage tank 7 is parallel, battery package 1 sets up on the fixing base 4, fastener 23 is nested battery package 1 just the both ends of fastener 23 respectively with the last top surface fixed connection of fixing base 4. Specifically, the fixing seat takes the weight of the battery pack and enables the battery pack to be stored on the boss, so that the height of the battery pack is higher than that of surrounding objects, and the waterproof capacity of the battery pack is guaranteed. In addition, the lug boss can form a certain height difference with the bottom of the storage tank, so that the arrangement or routing of a power supply line is more standard. In addition, in this embodiment, the fixing member 23 is a U-shaped structure, so that the battery pack can be always fixed on the upper top of the boss, thereby effectively preventing the battery pack from being displaced and causing poor contact. In this embodiment, the fasteners include, but are not limited to, the following materials: rubber, elastic rubber and the like. The fixing part is fixed, so that the battery pack can be always under the firm action when the storage groove shakes, and the continuity of power supply of the battery pack is practically guaranteed.
The vibration damping device further comprises a power supply channel 11, and the power supply channel 11 penetrates through the inner wall of the storage groove 7 and vertically extends towards the inner wall far away from the storage groove 7. Specifically, the power supply channel 11 is provided with an output channel, and the output channel penetrates through a stop block on one side of the storage groove, so that a power supply route of the battery pack can be smoothly led into or led out of the storage groove. In addition, an air-tight device is further arranged in the power supply channel, the air-tight device and the power supply pipeline 11 are mutually nested, and the sealing device is matched with the power supply circuit for use, so that water and dirt can be guaranteed to enter the base. The application scene of the whole device is also increased, so that the whole device can not be powered off when being completely immersed in water, and the electric quantity can be supplied to the energy automobile all the time.
Each rubber bush 12 includes damping ring 20 and damping seat, the damping ring with the damping seat is nested and coaxial setting each other, the damping seat is equipped with installation piece 17, mounting 16 and damping piece 19, the one end of mounting 16 with the inner wall fixed connection of damping seat stretches out towards keeping away from the direction of damping seat inner wall, the other end of mounting 16 with installation piece 17 fixed connection, installation piece 17 middle part is equipped with mounting hole 18, mounting hole 18 runs through perpendicularly installation piece 17, the one end of damping piece 19 with the inner wall fixed connection of damping seat stretches out towards keeping away from one side of the inner wall of damping seat. Specifically, the mounting block 17 of the vibration damping seat and the vibration damping seat are coaxially arranged, and the mounting hole 18 and the vibration damping seat are coaxially arranged, so that a bolt or a screw penetrates through the mounting hole 18 and is fixedly connected with a chassis of the new energy automobile, vibration generated by the chassis can be reduced to the maximum extent, and the stability of the chassis 1 is ensured. In addition, the effect that the mounting block 17 is supported by the fixing piece 16 enables the mounting piece 16 to be always positioned in a vertical arrangement, and the whole device is always fixedly connected with a fixed screw or bolt, so that the whole base can obtain an effective vibration reduction effect. One end of the vibration damping piece 19 is fixedly connected with the inner wall of the vibration damping seat, and the other end of the vibration damping piece is perpendicular to the inner wall of the vibration damping seat and extends out vertically. In addition, the damping element 19 is arranged at a distance from the mounting block 17, which in the present exemplary embodiment is preferably any value in the range from 5MM to 30MM, so that during a vibration process, vibrations on the vibration plate can escape through the damping element 19 into the surrounding cavity, so that the effect of the vibrations is significantly reduced. In addition, the mounting member 12 is an isosceles trapezoid tube provided with a cylindrical through hole. In addition, the vibration damping seat is preferably made of a rubber material. In another embodiment, the rubber suspension assembly is formed by vulcanizing an outer tube, a rubber body and an aluminum core tube into a whole, and the whole is assembled in the middle of the first lifting lug in an interference fit manner; the mounting block 17 is an aluminum core pipe which is an isosceles trapezoid pipe with a cylindrical through hole in the middle, and the structure is located in the center of the rubber bushing body; the body left and right sides symmetry of rubber bush is provided with the rubber main spring, is provided with before the front and back and hits the piece and hit the piece after with, before hit the piece with hit the piece after all for trapezoidal prism, its difference lies in: the front collision block has larger volume and is closer to the aluminum core pipe; the rear collision block is smaller in size and is far away from the aluminum core pipe; the outer pipe is a metal cylindrical pipe.
Each damping piece 13 includes a support seat and a damping spring, the support seat and the damping spring are nested with each other and arranged in the support seat, the support seat is provided with a support hole, and the support hole vertically penetrates through the support seat. Specifically, when the vibration reduction blocks 13 are fixedly connected to the rack, the rack can be guaranteed to shake through the vibration reduction effect of the vibration reduction blocks 13, the influence of vibration on the battery pack is greatly reduced, and the battery pack cannot follow the shaking of the rack. In addition, in this embodiment, the damping spring provided in the support seat compresses and cushions the force applied to the storage tank by the rack when vibrating.
In summary, according to the vibration damping and heat dissipating system for the vehicle-mounted battery pack, the vibration damping device is arranged on the periphery of the storage device, so that the storage device can obtain an effective vibration damping effect under the action of the vibration damping device; the battery pack is fixed by the fixing device, so that the battery pack is always positioned in the storage device, and the power supply operation of the battery pack is not influenced during vibration; the heat dissipation device is adopted to enable the air in the battery pack and the storage tank to circulate, meanwhile, the battery pack is also ensured to be capable of exchanging with the external air, the heat in the storage tank is ensured to be dissipated rapidly, and the whole vibration reduction and heat dissipation system is more perfect; the fixing seat is adopted to bear the weight of the battery pack and enable the battery pack to be stored on the boss, so that the height of the battery pack is higher than that of surrounding objects, and the waterproof capability of the battery pack is ensured; by adopting multi-dimensional independent vibration damping: the vibration reduction components are arranged in the vertical direction and the horizontal direction and are separately and independently arranged, so that the vibration of the battery box in all directions can be attenuated, and meanwhile, the replacement of the independent component reduces the replacement cost of the whole set of vibration reduction component and improves the working efficiency; through adopting the design of crashproof buffer board: the anti-collision buffer plate is made of a large damping material with good heat conductivity, so that the collision impact of the battery pack on the base of the battery pack is buffered, and the heat dissipation rate of the battery pack is increased; through adopting battery package base and top cap design: through carrying out the surface micro-fabrication to the internal surface, improve the heat conductivility of battery package shell, effectively promote the holistic radiating efficiency of battery package.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
In conclusion, it is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that these examples are illustrative only and are not intended to limit the scope of the invention. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (7)
1. The utility model provides a be used for on-vehicle battery package damping and cooling system, includes battery package (1), strorage device (21), damping device, fixing device and heat abstractor, its characterized in that, battery package (1) sets up in strorage device (21), damping device fixing device heat abstractor sets up respectively strorage device (21), strorage device (21) are including a plurality of deposit dog (22), each deposit dog (22) end to end respectively and form storage tank (7), damping device sets up the periphery of storage tank (7), heat abstractor sets up the inner wall of storage tank (7) and with the inner wall fixed connection of storage tank (7).
2. The vehicle-mounted battery pack vibration and heat dissipation system as recited in claim 1, wherein the vibration reduction device comprises a plurality of first lugs (8), a plurality of second lugs (9), a plurality of anti-collision buffer plates and a buffer device, each first lug (8) and each second lug (9) are respectively arranged on the periphery of the storage tank (7) and are arranged at equal intervals along the periphery of the storage tank (7) and are fixedly connected with the outer wall of the storage tank (7), each first lug (8) and each second lug (9) are respectively provided with a through hole which vertically penetrates through the upper top surfaces of each first lug (8) and each second lug (9), each anti-collision buffer plate is respectively arranged on the inner wall of the storage tank (7) and is fixedly connected with the inner wall of the storage tank (7), buffer includes a plurality of rubber bush (12) and a plurality of damping piece (13), each first earflap (8) correspond respectively in the through-hole and be equipped with each damping piece (13), each correspond respectively in second earflap (9) and be equipped with each rubber bush (12), each damping piece (13) respectively with each the coaxial setting of through-hole of first earflap (8), each rubber bush (12) respectively with each the coaxial setting of through-hole of second earflap (9).
3. The vibration damping and heat dissipating system for the vehicle-mounted battery pack according to any one of the preceding claims, wherein the heat dissipating device comprises a heat dissipating plate (5) and a heat dissipating fan, the heat dissipating plate (5) surrounds the periphery of the battery pack (1), the heat dissipating fan is disposed at a side stop of the storage tank (7), and a sealing device is disposed on the heat dissipating fan, the sealing device comprises a supporting frame (24), a sealing plate (27), a traction rod (26) and a driving device (25), the supporting frame (24) is provided with a groove (28), the groove (28) extends along the length direction of the supporting frame (24), the groove (28) is provided with a plurality of rotating holes (30), each rotating hole (30) extends along the length direction of the groove (23), two ends of the sealing plate (27) are respectively provided with a protrusion, the sealing plates (27) are respectively arranged in the grooves (28), the protrusions of the sealing plates (27) are clamped with the rotating holes (30), the traction rods (26) are respectively fixedly connected with the sealing plates (27), and the traction rods (26) are in driving connection with the driving device (25).
4. The vehicle-mounted battery pack vibration damping and heat dissipation system according to any one of the preceding claims, wherein the fixing device comprises a fastening member (23) and a fixing seat (4), the fixing seat (4) is fixedly connected with the bottom of the storage groove (7), the upper top surface of the fixing seat (4) is convexly arranged to form a boss, the upper top surface of the boss is parallel to the lower bottom surface of the storage groove (7), the battery pack (1) is arranged on the fixing seat (4), the fastening member (23) is nested in the battery pack (1), and two ends of the fastening member (23) are respectively fixedly connected with the upper top surface of the fixing seat (4).
5. A vibration damping and heat dissipating system for a vehicle-mounted battery pack according to any one of the preceding claims, wherein the vibration damping device further comprises a power supply passage (11), the power supply passage (11) penetrating through an inner wall of the storage compartment (7) and projecting perpendicularly toward the inner wall away from the storage compartment (7).
6. A vibration damping and heat dissipating system for a vehicle battery pack according to any one of the preceding claims, characterized in that each rubber bushing (12) comprises a damping ring (20) and a damping seat, the vibration damping ring and the vibration damping seat are mutually nested and coaxially arranged, the vibration damping seat is provided with an installation block (17), a fixing piece (16) and a vibration damping piece (19), one end of the fixing piece (16) is fixedly connected with the inner wall of the vibration damping seat and extends out in the direction far away from the inner wall of the vibration damping seat, the other end of the fixing piece (16) is fixedly connected with the mounting block (17), the middle part of the mounting block (17) is provided with a mounting hole (18), the mounting hole (18) vertically penetrates through the mounting block (17), and one end of the vibration damping piece (19) is fixedly connected with the inner wall of the vibration damping seat and extends out towards one side far away from the inner wall of the vibration damping seat.
7. A vibration damping and heat dissipating system for a vehicle-mounted battery pack according to any one of the preceding claims, wherein each of the vibration damping blocks (13) comprises a support base and a vibration damping spring, the support base and the vibration damping spring are nested with each other and disposed in the support base, and the support base is provided with a support hole vertically penetrating through the support base.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911031434.7A CN110767854B (en) | 2019-10-28 | 2019-10-28 | Vibration reduction and heat dissipation system for vehicle-mounted battery pack |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911031434.7A CN110767854B (en) | 2019-10-28 | 2019-10-28 | Vibration reduction and heat dissipation system for vehicle-mounted battery pack |
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| CN110767854A true CN110767854A (en) | 2020-02-07 |
| CN110767854B CN110767854B (en) | 2022-06-28 |
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| CN110767854B (en) | 2022-06-28 |
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