CN209200035U - Battery fixing structure, electric vehicle chassis and electric vehicle - Google Patents
Battery fixing structure, electric vehicle chassis and electric vehicle Download PDFInfo
- Publication number
- CN209200035U CN209200035U CN201920061875.0U CN201920061875U CN209200035U CN 209200035 U CN209200035 U CN 209200035U CN 201920061875 U CN201920061875 U CN 201920061875U CN 209200035 U CN209200035 U CN 209200035U
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- connecting plate
- fixing structure
- electric vehicle
- side bar
- hole
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- 239000000725 suspension Substances 0.000 claims abstract description 58
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 9
- 230000004308 accommodation Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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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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Abstract
The utility model relates to electric vehicle engineering fields, more particularly, to a kind of battery fixing structure, electric vehicle chassis and electric vehicle.The battery fixing structure includes a pair of of suspension plate, and suspension plate longitudinally extends along vehicle body, and battery installation space is formed between a pair of of suspension plate；The inside of suspension plate forms side bar accommodating chamber and reinforcer accommodating chamber, is provided with support component and multiple reinforcers in reinforcer accommodating chamber, and support component is supported in suspension plate, and reinforcer fixation is threaded through in support component；Threaded hole is offered on reinforcer, offers first through hole in suspension plate.The electric vehicle chassis includes the battery fixing structure.The electric vehicle includes the electric vehicle chassis.The structure of the battery fixing structure, electric vehicle chassis and electric vehicle, battery fixing structure is simple, easily fabricated, and production cost can be greatly reduced；The structural strength of suspension plate is high, will not twist distortion, and battery modules are spirally connected with suspension plate, connection reliability raising.
Description
Technical field
The utility model relates to electric vehicle engineering fields, more particularly, to a kind of battery fixing structure, electric vehicle chassis
And electric vehicle.
Background technique
Electric car refers to using vehicle power supply as power, with motor driven wheels travel, meets road traffic, security legislation
The vehicle of requirements.Its vehicle power supply generally includes muti-piece battery, muti-piece battery composition battery pack, to meet the power of vehicle
Demand.
It is described to usually require to consolidate battery pack but since the weight and volume of the battery pack of muti-piece battery composition is all very big
It is scheduled on the lower section of vehicle body, the fixed form of existing battery pack has some disadvantages:
1. the fixed structure of battery pack is obtained using casting, production cost is on the one hand increased, yield rate is lower, another party
Face has the shortcomings that preponderance；
2. the fixed structure of battery pack uses L-shaped structure, since the weight of battery pack is very big, so this fixed structure pole
Easily deformation occurs, so cause connection reliability extremely low.
Thus, for electric vehicle, how to increase the intensity of battery fixing structure and reduce its manufacturing cost and oneself
Weight, is a problem urgently to be resolved.
Utility model content
In view of this, the first aspect of the application is designed to provide a kind of battery fixing structure.
The second aspect of the application is designed to provide a kind of electric vehicle chassis.
The third aspect of the application is designed to provide a kind of electric vehicle.
In a first aspect, the embodiment of the present application provides a kind of battery fixing structure, it is used for electric vehicle, comprising: along vehicle
A pair of of the suspension plate of vehicle body being distributed laterally side by side, the suspension plate longitudinally extend along vehicle body, shape between a pair of suspension plate
At battery installation space；
The inside of the suspension plate forms the side bar accommodating chamber and reinforcer accommodating chamber from top to bottom set gradually, the side
Beam accommodating chamber is used to accommodate and be fixedly connected the side bar of vehicle frame；
Support component and multiple reinforcers vertically extended, the support are provided in the reinforcer accommodating chamber
Component along automobile body cross-brace in the suspension plate, reinforcer fixation is threaded through in the support component；
The threaded hole vertically extended is offered on the reinforcer, is offered in the suspension plate and the screw thread
The corresponding first through hole in hole, the first through hole are located at the lower section of the threaded hole.
With reference to first aspect, the embodiment of the present application provides the first possible embodiment of first aspect, wherein institute
Stating suspension plate includes the first connecting plate, the second connecting plate and third connecting plate；
Along the transverse direction of automobile body, first connecting plate and second connecting plate are located at the one of the side bar of the vehicle frame
Side, the third connecting plate are located at the other side of the side bar of the vehicle frame；
For being fixedly connected with the side wall of the side bar of the vehicle frame, the second connecting plate setting exists first connecting plate
The top of at least one of the downside of first connecting plate, first connecting plate and the third connecting plate, which is provided with, to be turned over
Side, first connecting plate and second connecting plate are connected by the flange, and the support component is along automobile body
Cross-brace is between second connecting plate and the third connecting plate；
First connecting plate, second connecting plate and the third connecting plate are sheet metal component；
The reinforcer is that machine adds metal column.
The possible embodiment of with reference to first aspect the first, the embodiment of the present application provide second of first aspect
Possible embodiment, wherein the support component includes first connecting portion, second connecting portion and support portion, the support portion
It is fixedly connected between the first connecting portion and second connecting plate, the first connecting portion and second connecting plate paste
Welding is closed, the second connecting portion is bonded welding with the third connecting plate；
First connecting plate, second connecting plate and the support portion are integrally formed.
The possible embodiment of second with reference to first aspect, the embodiment of the present application provide the third of first aspect
Possible embodiment, wherein be provided on first connecting plate, the first connecting portion and second connecting plate to
A few welding connecting hole, the welding connecting hole of the first connecting portion and the welding connecting hole of second connecting plate are set correspondingly
It sets.
The possible embodiment of with reference to first aspect the first, the embodiment of the present application provide the 4th kind of first aspect
Possible embodiment, wherein the flange includes the first flange and the second flange；
The top of first connecting plate is arranged in first flange, and the second flange setting is connected in the third
The top of plate, first flange are mutually welded with second flange.
The possible embodiment of with reference to first aspect the first, the embodiment of the present application provide the 5th kind of first aspect
Possible embodiment, wherein the lower end of first connecting plate is provided with third flange, and the third flange is along automobile body
Laterally to far from the third connecting plate direction extend.
Second aspect, the embodiment of the present application also provide a kind of electric vehicle chassis, comprising:
Vehicle frame and two side bars, two side bars along automobile body setting laterally side by side on the vehicle frame, it is described
Side bar extends on the vehicle frame along the longitudinal direction of vehicle body, and the side bar is integral type profile；
Battery fixing structure as described in relation to the first aspect；
Battery modules, the battery modules are arranged in the battery installation space of the battery fixing structure, the battery
The second through-hole, the axis weight of the first through hole of the axis and battery fixing structure of second through-hole are provided in mould group
It closes；
Connect bolt, the second through-hole described in the connection screw bolt passes and the first through hole and the threaded hole spiral shell
It connects.
In conjunction with second aspect, the embodiment of the present application provides the first possible embodiment of second aspect, wherein institute
State electric vehicle chassis further include:
Support frame, support frame as described above include foundation beam group and support beam group；
The side bar accommodation space of the battery fixing structure is stretched out in the front end of the side bar, and the front end of the side bar is located at
The top of the vehicle frame；
The foundation beam group is fixedly connected on the vehicle frame；The lower end of the support beam group is arranged in the foundation beam group
On, the upper end of the support beam group is supported on the bottom surface of the front end of the side bar.
In conjunction with second of possible embodiment of second aspect, the embodiment of the present application provides the third of second aspect
Possible embodiment, wherein the foundation beam group is multiple profile beams, and multiple profile beams, which successively enclose, to be connect to form polygon frame
Frame；
The support beam group includes supporting beam ontology, attachment beam and right angle reinforcing beam；The attachment beam and the side bar
Front end is fixedly connected, and the supporting beam ontology is connected between the attachment beam and the polygonal frame, and the right angle is reinforced
One free end of beam connects the supporting beam ontology, another free end of the right angle reinforcing beam connects the polygon frame
Frame.
The third aspect, the present embodiment also provide a kind of electric vehicle, the electric vehicle chassis provided including such as second aspect.
Battery fixing structure provided by the embodiments of the present application, one side structure is simple, easily fabricated, and production can be greatly reduced
Cost；On the other hand, the structural strength of suspension plate is high, and long-time service will not occur and twist distortion, and battery modules and suspension
Plate is spirally connected, and connection reliability significantly improves.
Electric vehicle chassis provided by the embodiments of the present application, by the way that side bar is arranged to Integral section bar, to enhance side
Beam and vehicle frame, the degree that is connected firmly with battery fixing structure, integral structure bearing capacity is good, can provide for battery modules
It is reliable fixed.Battery modules are fixedly connected with by battery fixing structure, one side structure is simple, and it is easily fabricated, it can substantially drop
Low production cost；On the other hand, the structural strength of suspension plate is high, and long-time service will not occur and twist distortion, and battery modules
It is spirally connected with suspension plate, connection reliability significantly improves.
Electric vehicle provided by the embodiments of the present application, all advantages having with the electric vehicle chassis.
To enable the above objects, features, and advantages of the application to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a structural schematic diagram of the battery fixing structure that the utility model embodiment one provides；
Fig. 2 is another structural schematic diagram for the battery fixing structure that the utility model embodiment one provides；
Fig. 3 is the structural schematic diagram of the suspension plate for the battery fixing structure that the utility model embodiment one provides；
Fig. 4 is the section structure diagram of the suspension plate for the cell fixing device that the utility model embodiment one provides；
Fig. 5 is the structural schematic diagram for the support frame that the utility model embodiment two provides.
Icon: 1- suspension plate；The first connecting plate of 10-；The first flange of 100-；101- third flange；The second connecting plate of 11-；
110- third connecting plate；The second flange of 111-；The 4th flange of 112-；113- first through hole；12- battery installation space；The side 13-
Beam accommodating chamber；14- reinforcer accommodating chamber；15- support component；150- first connecting portion；151- second connecting portion；152- support
Portion；16- reinforcer；160- threaded hole；17- welding connecting hole；2- electric vehicle chassis；20- side bar；23- gasket；24- support frame；
240- foundation beam group；241- support beam group；242- supporting beam ontology；243- attachment beam；The right angle 245- reinforcing beam.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Shown in referring to figures 1-4, a kind of acetabular component is present embodiments provided；Fig. 1 is solid for battery provided in this embodiment
Determine a structural schematic diagram of structure；Fig. 2 is another structural schematic diagram of battery fixing structure provided in this embodiment, is clear
Show to Chu that third connecting plate is omitted in the structure feature inside suspension plate；Wherein, Fig. 1 and Fig. 2 is battery fixing structure setting
Structural schematic diagram in the state of on electric vehicle chassis, it can clearly be seen that the phase of battery fixing structure and the side bar of vehicle frame
To positional relationship；Fig. 3 is the structural schematic diagram of the suspension plate of battery fixing structure provided in this embodiment, and Fig. 4 is the present embodiment
The cross-section diagram of the suspension plate of the battery fixing structure of offer.
Battery fixing structure provided in this embodiment is suitable for electric vehicle.
Shown in referring to figures 1-4, the battery fixing structure, comprising:
Along a pair of of the suspension plate 1 of automobile body being distributed laterally side by side, suspension plate 1 longitudinally extends along vehicle body, a pair of suspension
Battery installation space 12 is formed between plate 1；
The inside of suspension plate 1 forms the side bar accommodating chamber 13 and reinforcer accommodating chamber 14 from top to bottom set gradually, side bar
Accommodating chamber 13 is used to accommodate and be fixedly connected the side bar 20 of vehicle frame；
Support component 15 and multiple reinforcers 16 vertically extended, support group are provided in reinforcer accommodating chamber 14
Part 15 along automobile body cross-brace in suspension plate 1, reinforcer 16 fixation is threaded through in support component 15；
The threaded hole 160 vertically extended is offered on reinforcer 16, is offered in suspension plate 1 and threaded hole 160
Corresponding first through hole 113, first through hole 113 are located at the lower section of threaded hole 160.
Optionally, the thread shape of threaded hole 160 is rectangle, trapezoidal or triangle.
Battery fixing structure in the present embodiment, including a pair of of suspension plate 1, suspension plate 1 pass through side bar accommodating chamber 13 and vehicle
The side bar 20 of frame connects, so that suspension plate 1 be made integrally to hang on the side bar 20 of vehicle frame；By being arranged in reinforcer accommodating chamber 14
Support component 15 enhances the whole structural strength of suspension plate 1, and suspension plate 1 can effectively be avoided to be distorted deformation；By
Reinforcer 16 is worn on supporting element, is further improved the whole structural strength of suspension plate 1, is increased the resistance to deformation of suspension plate 1
Ability；By opening up threaded hole 160 on reinforcer 16, so as to make battery modules pass through many places reinforcer 16 and suspension plate 1
It is connected, and then improves the connectivity robustness of battery modules Yu suspension plate 1.The battery fixing structure one side structure is simple,
It is easily fabricated, production cost can be greatly reduced；On the other hand, the structural strength of suspension plate 1 is high, and long-time service will not occur and turn round
Curved change, and battery modules are spirally connected with suspension plate 1, connection reliability significantly improves.
In the optinal plan of the present embodiment, suspension plate 1 includes the first connecting plate 10, the second connecting plate 11 and third connecting plate
110；
Along the transverse direction of automobile body, the first connecting plate 10 and the second connecting plate 11 are located at the side of the side bar 20 of vehicle frame, and
Three connecting plates 110 are located at the other side of the side bar 20 of vehicle frame；
For being fixedly connected with the side wall of the side bar 20 of vehicle frame, the setting of the second connecting plate 11 connects first connecting plate 10 first
The top of at least one of the downside of fishplate bar 10, the first connecting plate 10 and third connecting plate 110 is provided with flange, and first connects
Fishplate bar 10 is connected with the second connecting plate 11 by flange, support component 15 along automobile body cross-brace in the second connecting plate
Between 11 and third connecting plate 110.By the first connecting plate 10 of setting, the second connecting plate 11 and third connecting plate 110, first
Aspect is arranged in side bar accommodating chamber 13 convenient for the side bar 20 of vehicle frame；Second aspect is convenient for fixed setting support component 15 and adds
Strong part 16, so as to significantly reduce the difficulty of processing of suspension plate 1.
Optionally, flange is at least partly in contact with the side bar of vehicle frame 20, so as to increase suspension plate 1 and vehicle frame
The contact area of side bar 20.
First connecting plate 10, the second connecting plate 11 and third connecting plate 110 are sheet metal component, by spelling three pieces of sheet metal components
Connect the periphery to form suspension plate 1, on the one hand, the molding difficulty for reducing suspension plate 1 also reduces the side of suspension plate 1 Yu vehicle frame
The assembling difficulty of beam 20 and battery module, on the other hand, sheet metal component have light-weight advantage, are advantageously implemented the light weight of vehicle
Change.
Optionally, support component 15 is sheet metal component.
Reinforcer 16 is that machine adds metal column, and machine adds that the plasticity of part is strong and intensity is high, by wearing in support component 15
Machine adds metalwork, can further increase the structural strength of suspension plate 1.
In the optinal plan of the present embodiment, support component 15 includes first connecting portion 150, second connecting portion 151 and support
Portion 152, support portion 152 are fixedly connected between first connecting portion 150 and the second connecting plate 11, first connecting portion 150 and second
The fitting welding of connecting plate 11, second connecting portion 151 are bonded welding with third connecting plate 110；
First connecting plate 10, the second connecting plate 11 and support portion 152 are integrally formed.
Optionally, first connecting portion 150, second connecting portion 151 and support portion 152 are multiple, can be improved the first company
Bonding strength between socket part 150 and the second connecting plate 11, also can be improved second connecting portion 151 and third connecting plate 110 it
Between bonding strength, while it is strong to improve support of the support portion 152 between the second connecting plate 11 and third connecting plate 110
Degree and support stiffness.
Optionally, the first connecting plate 10, the second connecting plate 11 and support portion 152 are integrally formed.
In the optinal plan of the present embodiment, it is respectively provided on the first connecting plate 10, first connecting portion 150 and the second connecting plate 11
There is at least one welding connecting hole 17, the welding connecting hole 17 of the welding connecting hole 17 of first connecting portion 150 and the second connecting plate 11 is one by one
It is arranged in correspondence with.
By the way that welding connecting hole 17 is arranged, solder joint is distributed along the edge of welding connecting hole 17, since the quantity of welding connecting hole 17 is
It is multiple, so number of welds can be significantly increased.Specifically, can be improved between the first connecting plate 10 and the side bar 20 of vehicle frame
Soldering reliability can also be improved the soldering reliability between the second connecting plate 11 and first connecting portion 150, additionally it is possible to improve
Soldering reliability between three connecting plates 110 and second connecting portion 151.
In the optinal plan of the present embodiment, flange includes the first flange 100 and the second flange 111；
The top of the first connecting plate 10 is arranged in first flange 100, and third connecting plate 110 is arranged in the second flange 111
Top, the first flange 100 are welded with 111 phase of the second flange.The first connecting plate 10 can not only be improved and the second connecting plate 11 divides
Not with the connection reliability of the side bar of vehicle frame 20, and the connection between the first connecting plate 10 and the second connecting plate 11 can be improved
Reliability.
Optionally, 20 phase of side bar of the first flange 100 and vehicle frame is welded.
Optionally, the first flange 100 is integrally formed with the first connecting plate 10, the second flange 111 and third connecting plate
110 are integrally formed.
In the optinal plan of the present embodiment, the lower end of the first connecting plate 10 is provided with third flange 101, third flange 101
Along laterally extending to the direction far from third connecting plate 110 for automobile body.
By the way that third flange 101 is arranged, the ability of anti-deformation of the first connecting plate 10 is improved；Third flange 101 is along vehicle
Vehicle body laterally extends to the direction far from third connecting plate 110, i.e., along the transverse direction of automobile body, the first flange 100 and third
The extending direction of flange 101 is on the contrary, further improve the space non-deformability of the first connecting plate 10.And then be conducive to improve
The connection reliability of the side bar 20 of suspension plate 1 and vehicle frame.
Embodiment two
Embodiment two provides a kind of electric vehicle chassis, which includes the battery fixing structure of embodiment one, implements
The technical characteristic of battery fixing structure disclosed in example one is also applied for the embodiment, the published battery fixed knot of embodiment one
The technical characteristic of structure is not repeated to describe.
In conjunction with Fig. 1 to Fig. 4, a kind of electric vehicle chassis 2 is present embodiments provided referring to Fig. 5.Fig. 5 shows the present embodiment and mentions
The structural schematic diagram of the support frame 24 of the electric vehicle chassis 2 of confession.
Electric vehicle chassis 2 provided in this embodiment, comprising: vehicle frame and two side bars 20, two side bars 20 are along automobile body
Setting laterally side by side on vehicle frame, side bar 20 on vehicle frame along vehicle body longitudinal direction extend, side bar 20 be integral type profile；It is existing
20 structure of side bar be split type structure, the side bar 20 of split type structure and vehicle frame, the journey that is connected firmly with battery fixing structure
Spend poor, and 20 bearing capacity of side bar of split type structure is poor, so the fixation for battery modules is also unreliable, or even goes out
The case where existing battery modules part Joint failure, occurs.
The battery fixing structure provided such as embodiment one；
Battery modules, battery modules are arranged in the battery installation space 12 of battery fixing structure, are arranged in battery modules
There is the second through-hole, the axis of the first through hole 113 of the axis and battery fixing structure of the second through-hole is overlapped；
Bolt is connected, the second through-hole of screw bolt passes is connected and first through hole 113 is spirally connected with threaded hole 160.It is optional
, connecting setting between the head of bolt and the second through-hole has a gasket 23, it is possible to prevente effectively from connection bolt and threaded hole 160
Between connect loosen.
Electric vehicle chassis 2 provided in this embodiment, by the way that side bar 20 is arranged to Integral section bar, to enhance side bar
20 with vehicle frame, with the degree that is connected firmly of battery fixing structure, integral structure bearing capacity is good, can provide for battery modules
It is reliable fixed.Battery modules are fixedly connected with by battery fixing structure, one side structure is simple, and it is easily fabricated, it can substantially drop
Low production cost；On the other hand, the structural strength of suspension plate 1 is high, and long-time service will not occur and twist distortion, and battery modules
It is spirally connected with suspension plate 1, connection reliability significantly improves.
In the optinal plan of the present embodiment, electric vehicle chassis 2 further include:
Support frame 24, support frame 24 include foundation beam group 240 and support beam group 241；
20 accommodation space of side bar of battery fixing structure is stretched out in the front end of side bar 20, and the front end of side bar 20 is located in vehicle frame
Top；
Foundation beam group 240 is fixedly connected on vehicle frame；The lower end of support beam group 241 is arranged in foundation beam group 240, support
The upper end of beam group 241 is supported on the bottom surface of the front end of side bar 20.
By the way that support beam group 241 is arranged, the front end for side bar 20 provides support, so that the front end of side bar 20 be avoided to become outstanding
Arm girder structure, and then ensure that the bearing capacity of 20 front end of side bar.
In the optinal plan of the present embodiment, foundation beam group 240 be multiple profile beams, multiple profile beams successively enclose connect to be formed it is more
Side shape frame；By the way that polygonal frame is arranged, support can not only be provided for side bar 20, and can for motor etc. other
Preposition equipment provides installation space and provides support.
Support beam group 241 includes supporting beam ontology 242, attachment beam 243 and right angle reinforcing beam 245；Attachment beam 243 and side
The front end of beam 20 is fixedly connected, and supporting beam ontology 242 is connected between attachment beam 243 and polygonal frame, right angle reinforcing beam 245
A free end connect supporting beam ontology 242, another free end of right angle reinforcing beam 245 connects polygonal frame.Pass through
The problem of supporting beam ontology 242 is set, overcomes the space length of attachment beam 243 and polygonal frame farther out；It is straight by being arranged
Angle reinforcing beam 245 makes right angle reinforcing beam 245 and supporting beam ontology 242 form stable triangle, and then improves supporting beam sheet
The stability of body 242.
Electric vehicle chassis in the present embodiment has the advantages that the battery fixing structure in embodiment one, and one institute of embodiment is public
The advantages of battery fixing structure opened, is not repeated to describe herein.
Embodiment three
Embodiment three provides a kind of electric vehicle, which includes the electric vehicle chassis of embodiment two, two institute of embodiment
The technical characteristic of disclosed electric vehicle chassis is also applied for the embodiment, and the technology of the published electric vehicle chassis of embodiment two is special
Sign is not repeated to describe.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.In addition, it will be appreciated by those of skill in the art that although some implementations described herein
Example includes certain features included in other embodiments rather than other feature, but the group of the feature of different embodiments is desirable
Taste within the scope of the utility model and form different embodiments.For example, in claims above, institute
Claimed embodiment it is one of any can in any combination mode come using.It is disclosed in the background technology part
Information is merely intended to deepen the understanding to the general background technology of the utility model, and is not construed as recognizing or with any shape
Formula implies that the information constitutes the prior art known to those skilled in the art.
Claims (10)
1. a kind of battery fixing structure is used for electric vehicle characterized by comprising
Along a pair of of the suspension plate of automobile body being distributed laterally side by side, the suspension plate longitudinally extends along vehicle body, a pair of described outstanding
Battery installation space is formed between hanging plate；
The inside of the suspension plate forms the side bar accommodating chamber and reinforcer accommodating chamber from top to bottom set gradually, and the side bar holds
Chamber of receiving is used to accommodate and be fixedly connected the side bar of vehicle frame；
Support component and multiple reinforcers vertically extended, the support component are provided in the reinforcer accommodating chamber
In the suspension plate, the reinforcer fixation is threaded through in the support component cross-brace along automobile body；
The threaded hole vertically extended is offered on the reinforcer, is offered in the suspension plate and the threaded hole phase
Corresponding first through hole, the first through hole are located at the lower section of the threaded hole.
2. battery fixing structure according to claim 1, which is characterized in that
The suspension plate includes the first connecting plate, the second connecting plate and third connecting plate；
Along the transverse direction of automobile body, first connecting plate and second connecting plate are located at the side of the side bar of the vehicle frame,
The third connecting plate is located at the other side of the side bar of the vehicle frame；
For being fixedly connected with the side wall of the side bar of the vehicle frame, second connecting plate is arranged described first connecting plate
The top of at least one of the downside of first connecting plate, first connecting plate and the third connecting plate is provided with flange,
First connecting plate is connected with second connecting plate by the flange, transverse direction of the support component along automobile body
It is supported between second connecting plate and the third connecting plate；
First connecting plate, second connecting plate and the third connecting plate are sheet metal component；
The reinforcer is that machine adds metal column.
3. battery fixing structure according to claim 2, which is characterized in that
The support component includes first connecting portion, second connecting portion and support portion, and the support portion is fixedly connected on described
Between one interconnecting piece and second connecting plate, the first connecting portion is bonded welding with second connecting plate, and described second
Interconnecting piece is bonded welding with the third connecting plate；
First connecting plate, second connecting plate and the support portion are integrally formed.
4. battery fixing structure according to claim 3, which is characterized in that
It is provided at least one welding connecting hole on first connecting plate, the first connecting portion and second connecting plate,
The welding connecting hole of the first connecting portion and the welding connecting hole of second connecting plate are arranged correspondingly.
5. battery fixing structure according to claim 2, which is characterized in that
The flange includes the first flange and the second flange；
The top of first connecting plate is arranged in first flange, and the third connecting plate is arranged in second flange
Top, first flange are mutually welded with second flange.
6. battery fixing structure according to claim 2, which is characterized in that
The lower end of first connecting plate is provided with third flange, and the third flange is along automobile body laterally to far from described
The direction of third connecting plate extends.
7. a kind of electric vehicle chassis characterized by comprising
Vehicle frame and two side bars, two side bars along automobile body setting laterally side by side on the vehicle frame, the side bar
Extend on the vehicle frame along the longitudinal direction of vehicle body, the side bar is integral type profile；
Such as battery fixing structure described in any one of claims 1 to 6；
Battery modules, the battery modules are arranged in the battery installation space of the battery fixing structure, the battery modules
On be provided with the second through-hole, the axis of second through-hole is overlapped with the axis of the first through hole of the battery fixing structure；
Connect bolt, the second through-hole described in the connection screw bolt passes and the first through hole and the screw hole.
8. electric vehicle chassis according to claim 7, which is characterized in that further include:
Support frame, support frame as described above include foundation beam group and support beam group；
The side bar accommodation space of the battery fixing structure is stretched out in the front end of the side bar, and the front end of the side bar is located at described
The top of vehicle frame；
The foundation beam group is fixedly connected on the vehicle frame；The lower end of the support beam group is arranged in the foundation beam group,
The upper end of the support beam group is supported on the bottom surface of the front end of the side bar.
9. electric vehicle chassis according to claim 8, which is characterized in that
The foundation beam group is multiple profile beams, and multiple profile beams, which successively enclose, to be connect to form polygonal frame；
The support beam group includes supporting beam ontology, attachment beam and right angle reinforcing beam；The front end of the attachment beam and the side bar
It is fixedly connected, the supporting beam ontology is connected between the attachment beam and the polygonal frame, the right angle reinforcing beam
One free end connects the supporting beam ontology, another free end of the right angle reinforcing beam connects the polygonal frame.
10. a kind of electric vehicle, which is characterized in that including the electric vehicle chassis as described in any one of claim 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920061875.0U CN209200035U (en) | 2019-01-14 | 2019-01-14 | Battery fixing structure, electric vehicle chassis and electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920061875.0U CN209200035U (en) | 2019-01-14 | 2019-01-14 | Battery fixing structure, electric vehicle chassis and electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN209200035U true CN209200035U (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920061875.0U Withdrawn - After Issue CN209200035U (en) | 2019-01-14 | 2019-01-14 | Battery fixing structure, electric vehicle chassis and electric vehicle |
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| CN (1) | CN209200035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638201A (en) * | 2019-01-14 | 2019-04-16 | 柯恩汽车有限公司 | Battery fixing structure, electric vehicle chassis and electric vehicle |
-
2019
- 2019-01-14 CN CN201920061875.0U patent/CN209200035U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638201A (en) * | 2019-01-14 | 2019-04-16 | 柯恩汽车有限公司 | Battery fixing structure, electric vehicle chassis and electric vehicle |
| CN109638201B (en) * | 2019-01-14 | 2024-05-03 | 柯恩汽车有限公司 | Battery fixing structure, chassis of electric vehicle and electric vehicle |
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