CN204937238U - A kind of mortise and tenon type vehicle frame of batteries of electric automobile group - Google Patents
A kind of mortise and tenon type vehicle frame of batteries of electric automobile group Download PDFInfo
- Publication number
- CN204937238U CN204937238U CN201520638622.7U CN201520638622U CN204937238U CN 204937238 U CN204937238 U CN 204937238U CN 201520638622 U CN201520638622 U CN 201520638622U CN 204937238 U CN204937238 U CN 204937238U
- Authority
- CN
- China
- Prior art keywords
- mortise
- tenon
- battery case
- vehicle frame
- tenon type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of mortise and tenon type vehicle frame of batteries of electric automobile group, comprise mortise and tenon type body frame structure for automotive, Battery case, air-cooled heat dissipation structure and body platform, described mortise and tenon type body frame structure for automotive is fixed on the bottom of body platform, and air-cooled heat dissipation structure is fixed on the top of body platform; The framed structure that mortise and tenon type body frame structure for automotive is spliced by tenon mouth joint by four tenon mouth pipes, be filled with foamed aluminium in described tenon mouth pipe, described Battery case is fixed in this framed structure; Air-cooled heat dissipation structure comprises air channel body and heat pipe heat; Air channel body is fixed on the middle part of body bottom panel.The structure that this mortise and tenon type vehicle frame provides is under the intensity and toughness meeting electric bicycle body structure and collision effect prerequisite, comprehensively solve the safety issue of batteries of electric automobile group, comprise collision safety performance, thermal safety, anti-bottom impact, waterproof and dustproof and dismounting convenience.
Description
Technical field
The utility model relates to electric automobile shelf structure, particularly relates to a kind of mortise and tenon type vehicle frame of batteries of electric automobile group.
Background technology
Under the background of current energy-saving and emission-reduction, electronlmobil due to its zero-emission, the advantage such as pollution-free, efficiency is high, good dynamic property become one of main flow direction of new-energy automobile development.But course continuation mileage and battery security are two large short slabs of restriction Development of Electric Vehicles always.Continuous mileage of speeding is main relevant with capacity of cell two factors with curb mass, close on the capacity of cell that the energy density of development bottleneck and high battery cost limit electronlmobil, and Large Copacity also means the rising of curb mass, blindly increase the problem that capacity of cell can not solve course continuation mileage.And body quality accounts for 70% of curb mass in main flow electronlmobil, according to estimates, under other configure constant situation, body quality often reduces 10kg, and course continuation mileage increases 1.6km.Thus, the structure lightened and battery pack safety and Protection of electric automobile frame is a vital research topic.
The body frame structure for automotive form of current electronlmobil roughly divides three classes: welded by plate, tubular skeleton formula, composite material and aluminium series parallel type.The third light weight effect is the most obvious, but to cost and production requirement too high, be only applied in high-end car and sport car.The first is the form of current main flow electric car body application, but weight loss effect is very limited, and vehicle body and battery are divided equally and offered meter, battery security are not placed on core status to consider during body drawing.The second vehicle frame scheme is that part low-speed electronic automobile is used, but major part is the pipe girder construction of steel-pipe welding, is light weight degree and safety of structure all do not improve.
Summary of the invention
The purpose of this utility model is the shortcoming and defect overcoming above-mentioned prior art, provides a kind of lightweight, intensity is high, the mortise and tenon type vehicle frame of batteries of electric automobile group that replacing is convenient, safe and reliable.
The utility model is achieved through the following technical solutions:
A kind of mortise and tenon type vehicle frame of batteries of electric automobile group, comprise mortise and tenon type body frame structure for automotive, Battery case 8, air-cooled heat dissipation structure and body platform 12, described mortise and tenon type body frame structure for automotive is fixed on the bottom of body platform 12, and air-cooled heat dissipation structure is fixed on the top of body platform 12;
The framed structure that described mortise and tenon type body frame structure for automotive is spliced by tenon mouth joint 5 by four tenon mouth pipes 3, be filled with foamed aluminium 4 in described tenon mouth pipe 3, described Battery case is fixed in this framed structure; This tenon mouth pipe 3 is aluminum alloy material, and foamed aluminium 4 is hexahedron structure.
Described air-cooled heat dissipation structure comprises air channel body 10 and heat pipe heat 11; Air channel body 10 is fixed on the middle part of body bottom panel 12.
Connection air channel, one end body 10 of described heat pipe heat 11, the other end runs through body platform 12 and stretches into Battery case 8 inside.
The outer wall of described four tenon mouth pipes 3 all increases middle reinforced rib structural slab 6, and the junction between each middle reinforced rib structural slab 6 adopts switching reinforcing rib structure 7 to be fixedly connected with.
The front end of described mortise and tenon type body frame structure for automotive is provided with front vehicle frame 1, and rear end is connected with Rear frame 2; Front vehicle frame 1 and Rear frame 2 are fixedly connected with respectively by switching reinforcing rib structure 7.
Described Battery case 8 has a case lid 9, and along there being flange in the side inner walls of Battery case 8, case lid 9 and Battery case 8 inwall junction are provided with rubber strip, and the base plate of Battery case 8 and the junction of reinforcing rib structure plate 6 are provided with rubber strip.
The base plate of described Battery case 8 is aluminium foam sandwich plate structure, and four side plates of Battery case 8 are connected with middle reinforced rib structural slab 6, fits with the lower surface of switching reinforcing rib structure 7 in four angles of Battery case 8.
Also have additional stirrup 13 between the both sides of described body platform 12 and middle reinforced rib structural slab 6, described middle reinforced rib structural slab 6 is provided with registration mast, this registration mast is corresponding with the knock hole on body platform 12 and stirrup 13.
The utility model, relative to prior art, has following advantage and effect:
The utility model solves the comprehensive safety sex chromosome mosaicism of batteries of electric automobile bag; particularly in the collision of automobile; by Battery case being positioned in the framed structure of the tenon mouth pipe formation being filled with foamed aluminium; effectively can absorb the energy that battery pack is subject in collision process, and protect the impact of battery base plate by aluminium foam sandwich plate.
The utility model mortise and tenon type body frame structure for automotive is the framed structure be spliced by tenon mouth joint by four tenon mouth pipes, compare single aluminium welding manner, the utility model efficiently solves the problem on deformation in aluminium welding process, and the degradation problem of filled with foam aluminum material under irregular structure.This mortise and tenon type body frame structure for automotive bond strength is high, precision good, safe and reliable and after the deformation that collides, only need to change wherein certain parts, reduce maintenance cost.
The utility model middle reinforced rib structural slab and switching reinforcing rib structure, all adopt die casting aluminium structure, design can adopt the technology of topological optimization, according to its optimized shape result of calculation design strengthening rib position, can quality as far as possible little situation be issued to the result of Joint strenght optimum.
The utility model mortise and tenon type vehicle frame from-inner-to-outer adopts bolt mounting means namely to improve the convenience of installing and processing, also the mode mutually retrained by framing member improves setting accuracy, also improves the feasibility of production and processing while implementation structure lightweight, simplifying of part.
The utility model Battery case 8 adopts Seal Design, solve water proof and dust proof and thermal safety in power brick, there is two-layer waterproof isolation design, and also ensure the leak tightness of battery box while utilizing wind-cooling heat dissipating, avoid the interference of external environment to battery box inside, improve battery life.
Aluminum alloy density only has 1/3 of steel, and there is good processing characteristics and Production Practice of Casting Technologies, when outside dimension same as the prior art, tenon mouth pipe of the present utility model only has 1/2 of tube quality, rigidity is but 10 times of steel, the utility model gives full play to the advantage of two kinds, solves both problem of material in connection, achieves the light-weight design of electric automobile shelf structure.
Accompanying drawing explanation
Fig. 1 (a) is the overall schematic diagram before the utility model assembling.
Fig. 1 (b) is the overall schematic after the utility model assembling.
Fig. 2 is the partial top view of the utility model mortise and tenon type body frame structure for automotive.
The foamed aluminium schematic diagram of filling in Fig. 3 the utility model tenon mouth pipe.
Fig. 4 (a) is the connection diagram of the utility model reinforcing rib structure plate 6 and switching reinforcing rib structure 7.
Fig. 4 (b) is the schematic diagram of another structure of reinforcing rib structure plate 6 and switching reinforcing rib structure 7 in the utility model.
Fig. 5 (a) is the utility model Battery case A-A cutaway view.
Fig. 5 (b) is the utility model Battery case connection diagram.
Fig. 6 is the utility model air-cooled heat dissipation structure A-A cutaway view.
Fig. 7 is the utility model body platform connection diagram.
Fig. 8 is the air channel body 10 of the utility model air-cooled heat dissipation structure and each communication port schematic diagram thereof.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is more specifically described in detail.
Embodiment
As shown in Fig. 1 to 8.The utility model discloses a kind of mortise and tenon type vehicle frame of batteries of electric automobile group, comprise mortise and tenon type body frame structure for automotive, Battery case 8, air-cooled heat dissipation structure and body platform 12, described mortise and tenon type body frame structure for automotive is fixed on the bottom of body platform 12, and air-cooled heat dissipation structure is fixed on the top of body platform 12; Body platform 12 is punch forming.
The framed structure that described mortise and tenon type body frame structure for automotive is spliced by tenon mouth joint 5 by four tenon mouth pipes 3, described tenon mouth pipe 3 is aluminum alloy material.Time mortise and tenon type body frame structure for automotive bears the stress of Static and dynamic, all can not produce the stress produced because connection location area of contact is little and concentrate, solve problem on deformation in aluminum alloy welding termination process well simultaneously.Be filled with foamed aluminium 4 (hexahedron structure) in described tenon mouth pipe 3, described Battery case 8 is fixed in this framed structure; This framed structure provides the collision protection of four direction for the battery pack in Battery case 8, and carrying is from the weight of the overwhelming majority of vehicle body, occupant and battery pack.
Described air-cooled heat dissipation structure comprises air channel body 10 and heat pipe heat 11; Air channel body 10 is fixed on the middle part of body bottom panel 12.Air channel body 10 is connected with body platform 12 by bolt, and the front end of air channel body 10 can be connected with vehicle body fireproof brickwork (not shown), and rear end is connected body platform 12 again.
Connection air channel, one end body 10 of described heat pipe heat 11, the other end runs through body platform 12 and stretches into Battery case 8 inside.The battery pack temperature of Battery case 8 inside passes to through heat pipe heat 1 in the air channel of air channel body 10, meets and ensures leak tightness to Battery case 8 is thermoregulator simultaneously.The front lower portion of air channel body 10 is that battery wire harness places cavity, and there is a tiny groove at air inlet of air duct rear, and this groove location can be passed through fluid emulation and determines, for getting rid of the ponding in air channel.
The outer wall of described four tenon mouth pipes 3 all increases middle reinforced rib structural slab 6, and the junction between each middle reinforced rib structural slab 6 adopts switching reinforcing rib structure 7 to be fixedly connected with.
The front end of described mortise and tenon type body frame structure for automotive is provided with front vehicle frame 1, and rear end is connected with Rear frame 2; Front vehicle frame 1 and Rear frame 2 are fixedly connected with respectively by switching reinforcing rib structure 7.
Battery case 8 has a case lid 9, and along there being flange in the side inner walls of Battery case 8, case lid 9 and Battery case 8 inwall junction are provided with rubber strip, and the base plate of Battery case 8 and the junction of reinforcing rib structure plate 6 are provided with rubber strip.Rubber strip has double protection effect to the water in running environment and dust.The base plate of Battery case 8 can adopt aluminium foam sandwich plate structure, for protecting from the protruding impact to base plate in roadside, Battery case 8 is had to the effect of integrated protection.
The base plate of described Battery case 8 is aluminium foam sandwich plate structure, four side plates of Battery case 8 are connected with middle reinforced rib structural slab 6, fitting with the lower surface of switching reinforcing rib structure 7 in four angles of Battery case 8, can the stress of effective dispersed cell casing 8 connection location.
Also have additional stirrup 13 between the both sides of body platform 12 and middle reinforced rib structural slab 6, described middle reinforced rib structural slab 6 is provided with registration mast, this registration mast is corresponding with the knock hole on body platform 12 and stirrup 13.Be coated with adhesives at body platform 12, stirrup 13 and middle reinforced rib structural slab 6 touching position, namely ensure Joint strenght, also play sealing function.
As mentioned above, just the utility model can be realized preferably.
Embodiment of the present utility model is not restricted to the described embodiments; other are any do not deviate from Spirit Essence of the present utility model and principle under do change, modification, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (9)
1. the mortise and tenon type vehicle frame of a batteries of electric automobile group, it is characterized in that: comprise mortise and tenon type body frame structure for automotive, Battery case (8), air-cooled heat dissipation structure and body platform (12), described mortise and tenon type body frame structure for automotive is fixed on the bottom of body platform (12), and air-cooled heat dissipation structure is fixed on the top of body platform (12);
The framed structure that described mortise and tenon type body frame structure for automotive is spliced by tenon mouth joint (5) by four tenon mouth pipes (3), be filled with foamed aluminium (4) in described tenon mouth pipe (3), described Battery case is fixed in this framed structure;
Described air-cooled heat dissipation structure comprises air channel body (10) and heat pipe heat (11); Air channel body (10) is fixed on the middle part of body platform (12).
2. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 1, it is characterized in that: the connection air channel, one end body (10) of described heat pipe heat (11), the other end runs through body platform (12) and stretches into Battery case (8) inside.
3. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 1, it is characterized in that: the outer wall of described four tenon mouth pipes (3) all increases middle reinforced rib structural slab (6), the junction between each middle reinforced rib structural slab (6) adopts switching reinforcing rib structure (7) to be fixedly connected with.
4. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 3, is characterized in that: the front end of described mortise and tenon type body frame structure for automotive is provided with front vehicle frame (1), and rear end is connected with Rear frame (2); Front vehicle frame (1) and Rear frame (2) are fixedly connected with respectively by switching reinforcing rib structure (7).
5. the mortise and tenon type vehicle frame of batteries of electric automobile group according to any one of claim 1 to 4, is characterized in that: described foamed aluminium (4) is hexahedron structure.
6. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 5, it is characterized in that: Battery case (8) has a case lid (9), along there being flange in the side inner walls of Battery case (8), case lid (9) and Battery case (8) inwall junction are provided with rubber strip, and the base plate of Battery case (8) and the junction of reinforcing rib structure plate 6 are provided with rubber strip.
7. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 6, it is characterized in that: the base plate of described Battery case (8) is aluminium foam sandwich plate structure, four side plates of Battery case (8) are connected with middle reinforced rib structural slab (6), fit with the lower surface of switching reinforcing rib structure (7) in four angles of Battery case (8).
8. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 6, it is characterized in that: between the both sides of body platform (12) and middle reinforced rib structural slab (6), also have additional stirrup (13), described middle reinforced rib structural slab (6) is provided with registration mast, and this registration mast is corresponding with the knock hole on body platform (12) and stirrup 13.
9. the mortise and tenon type vehicle frame of batteries of electric automobile group according to claim 5, is characterized in that: described tenon mouth pipe (3) is aluminum alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520638622.7U CN204937238U (en) | 2015-08-21 | 2015-08-21 | A kind of mortise and tenon type vehicle frame of batteries of electric automobile group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520638622.7U CN204937238U (en) | 2015-08-21 | 2015-08-21 | A kind of mortise and tenon type vehicle frame of batteries of electric automobile group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204937238U true CN204937238U (en) | 2016-01-06 |
Family
ID=55004684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520638622.7U Active CN204937238U (en) | 2015-08-21 | 2015-08-21 | A kind of mortise and tenon type vehicle frame of batteries of electric automobile group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204937238U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105109556A (en) * | 2015-08-21 | 2015-12-02 | 华南理工大学 | Tenon and mortise type vehicle frame for battery pack of electric vehicle |
| CN106252539A (en) * | 2016-08-30 | 2016-12-21 | 山东胜伟园林科技有限公司 | A kind of solar recharging secondary battery jar |
| CN107425158A (en) * | 2016-05-24 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | A kind of Battery case backplate |
-
2015
- 2015-08-21 CN CN201520638622.7U patent/CN204937238U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105109556A (en) * | 2015-08-21 | 2015-12-02 | 华南理工大学 | Tenon and mortise type vehicle frame for battery pack of electric vehicle |
| CN107425158A (en) * | 2016-05-24 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | A kind of Battery case backplate |
| CN107425158B (en) * | 2016-05-24 | 2023-08-29 | 上汽通用五菱汽车股份有限公司 | Guard board for battery box |
| CN106252539A (en) * | 2016-08-30 | 2016-12-21 | 山东胜伟园林科技有限公司 | A kind of solar recharging secondary battery jar |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105109556A (en) | Tenon and mortise type vehicle frame for battery pack of electric vehicle | |
| CN204937238U (en) | A kind of mortise and tenon type vehicle frame of batteries of electric automobile group | |
| CN108749548B (en) | New energy automobile battery package assembly and new energy automobile | |
| WO2011130884A1 (en) | Integral body of ultra-micro pure electric vehicle at low speed | |
| CN206076324U (en) | Vehicular battery bag lower house structure, battery pack housing and battery bag | |
| KR102382679B1 (en) | Integrated Flatform Chassis Where Battery, Motor and Frame are Integrated Into One | |
| CN206806392U (en) | A kind of battery box body and battery case | |
| CN107732079A (en) | Battery case side wall, battery case and vehicle | |
| WO2023109539A1 (en) | Vehicle and rear floor frame assembly thereof | |
| CN109178097A (en) | Vehicle packet integration chassis frame | |
| CN115066366A (en) | Rear damping tower, rear damping tower assembly and vehicle | |
| CN210123758U (en) | Power battery system box | |
| CN205044508U (en) | Arrangement structure of distributing type four -wheel in -wheel motor driving electric automobile's power battery group | |
| CN105128644A (en) | Distributed arrangement structure of power battery box group for four-in-wheel-motor driving electric automobile | |
| CN106379413A (en) | Novel electric automobile framework structure | |
| CN206505960U (en) | A kind of battery system with entity structure | |
| CN212725484U (en) | Stepped battery pack box | |
| CN202728339U (en) | Electromobile frame with front-section, middle-section and rear-section structure | |
| CN207938689U (en) | A kind of Vehicular battery box body device | |
| CN207353332U (en) | A kind of Battery case | |
| CN206524362U (en) | A kind of new-energy automobile aluminum alloy battery casing | |
| CN212796511U (en) | A bottom plate subassembly and vehicle for battery box | |
| CN211789167U (en) | High-damping thermal insulation battery box | |
| CN204424745U (en) | A kind of high-voltage equipment box of rail vehicle | |
| CN201601168U (en) | Vehicle power battery case frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |