CN220220933U - Middle structure of hybrid electric vehicle and hybrid electric vehicle - Google Patents
Middle structure of hybrid electric vehicle and hybrid electric vehicle Download PDFInfo
- Publication number
- CN220220933U CN220220933U CN202321986110.0U CN202321986110U CN220220933U CN 220220933 U CN220220933 U CN 220220933U CN 202321986110 U CN202321986110 U CN 202321986110U CN 220220933 U CN220220933 U CN 220220933U
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- oil tank
- floor
- mounting bracket
- tank mounting
- connecting piece
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- 230000003014 reinforcing effect Effects 0.000 claims description 57
- 238000010276 construction Methods 0.000 claims description 6
- 230000001174 ascending effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000003466 welding Methods 0.000 description 70
- 239000002828 fuel tank Substances 0.000 description 12
- 230000002787 reinforcement Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- 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
- Y02T10/62—Hybrid vehicles
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- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to a middle structure of a hybrid electric vehicle and the hybrid electric vehicle, which comprise a middle floor, wherein the middle floor is fixed on a frame structure, the hybrid electric vehicle further comprises a middle floor under-reinforcement beam and an oil tank mounting bracket, the middle floor under-reinforcement beam and the oil tank mounting bracket are both connected with the bottom of the middle floor in the Z direction, two ends of the middle floor under-reinforcement beam are respectively connected to two sides of the frame structure in the Y direction, one end of the oil tank mounting bracket is connected with the middle floor under-reinforcement beam, the other end of the oil tank mounting bracket is connected with the side of the frame structure in the X direction, and the X direction, the Y direction and the Z direction are all based on an automobile coordinate system. The utility model improves the production efficiency, optimizes the torsional rigidity of the lower vehicle body, improves the control stability and reduces the high-frequency road noise.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a middle structure of a hybrid electric vehicle and the automobile.
Background
The floor in the car is the important component in the car floor structure, and the floor in the car mainly plays the function of supporting back row seat, and current hybrid car type is because newly-increased power battery installs, influences traditional fuel tank's volume and arrangement, and the mounting structure of former fuel car does not satisfy the installation demand of hybrid car type's fuel tank, has just caused the well floor of hybrid car, not only needs to satisfy the automobile body and bears the weight of, still has higher mounting point rigid strength.
As shown in fig. 1, the middle floor welding assembly of the existing vehicle is generally prepared by adopting DC series thin-wall parts and welding processes, and is formed by a first rear floor side beam welding assembly 6, a rear floor front beam assembly 5, a middle floor 7, a second rear floor side beam welding assembly 10 and a rear floor rear beam assembly 9, and is formed by welding a frame structure formed by the first rear floor side beam welding assembly 6, the rear floor front beam assembly 5, the second rear floor side beam welding assembly 10 and the rear floor rear beam assembly 9, wherein the middle floor 7 is welded at the top of the frame structure in a Z-direction lap joint manner, however, the frame structure lacks support for the middle part of the middle floor 7, when an oil tank is arranged at the bottom of the middle floor 7, the middle floor 7 is prone to be sunken, the strength of the oil tank mounting point is insufficient, and the structural universality of the oil tank is poor.
Disclosure of Invention
The utility model aims to provide a middle structure of a hybrid electric vehicle, which solves the problem that the prior art is easy to cause sinking after an oil tank is arranged; the second purpose is to provide a hybrid electric vehicle.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a hybrid vehicle middle part structure, includes well floor, well floor is fixed on frame construction, still includes well underfloor entablature, oil tank installing support, well underfloor entablature and oil tank installing support all are connected with the bottom of well floor Z direction, well underfloor entablature's both ends are connected to respectively frame construction is in the ascending both sides of Y direction, the one end of oil tank installing support is connected with well underfloor entablature, the other end with frame construction is connected in the lateral part of X direction, Y direction and Z direction are all based on the car coordinate system.
Further, two ends of the under-middle-floor reinforcing beam are connected with the frame structure through a first reinforcing beam connecting piece and a second reinforcing beam connecting piece respectively.
Further, the tank mounting bracket is connected with the frame structure through a tank mounting bracket connector.
Further, cavity structures are formed among the underfloor reinforcement beam, the first reinforcement beam connecting piece and the second reinforcement beam connecting piece and the underfloor.
Further, a cavity structure is formed between the oil tank mounting bracket and the oil tank mounting bracket connecting piece and the middle floor.
Further, the number of the oil tank mounting brackets is two, and the oil tank mounting brackets and the under-middle-floor reinforcing cross beam are combined to form a pi-shaped structure.
Further, the middle underfloor reinforcing beam is connected with the first reinforcing beam connecting piece and the second reinforcing beam connecting piece in a lap joint mode in the Z direction.
Further, the oil tank mounting bracket is connected with the front connecting piece of the oil tank mounting bracket in a mode of overlapping in the Z direction.
Further, the thickness of the middle floor is 0.5-1mm, and the middle floor is provided with reinforcing ribs extending towards the Y direction.
A hybrid electric vehicle comprises the middle structure of the hybrid electric vehicle.
The utility model has the beneficial effects that:
in the traditional middle floor outer frame structure, the lower part of the middle floor is provided with the supporting structure composed of the middle floor lower reinforcing beam and the oil tank mounting bracket, so that the supportability of the middle floor for a rear seat is improved, the possibility of deformation collapse failure of the middle floor is avoided, meanwhile, the structural design requirement of the mounting point of the fuel tank of the hybrid electric vehicle arranged at the lower part of the middle floor can be met, the mounting point of the oil tank is designed on the oil tank mounting bracket, an inner frame structure is formed at the lower part of the middle floor together with the middle floor lower reinforcing beam, the rigid strength of the mounting point of the fuel tank can be effectively ensured, meanwhile, the middle floor is provided with the supporting structure with the inner and outer frame bodies coexisting, and the integral torsional rigidity of the middle floor welding assembly is greatly improved;
according to the utility model, as the under-middle-floor reinforcing beam adopts a three-section structure of the beam and the left and right connecting pieces in the Y direction and the oil tank mounting bracket adopts a two-section structure of the oil tank bracket and the connecting pieces in the X direction, the corresponding X, Y, Z directional position can be adjusted according to the vehicle type and arrangement, a platform structural design is formed, and the under-middle-floor reinforcing beam is popularized and applied to the middle-floor reinforcing designs of more vehicle types, so that the design cost and the manufacturing cost of parts can be effectively reduced, the production efficiency is improved, the torsional rigidity of a lower vehicle body is optimized, the control stability is improved, and the high-frequency road noise is reduced.
Drawings
FIG. 1 is a schematic view of a prior art automotive floor structure;
FIG. 2 is a schematic illustration of the components of the mid-floor reinforcement structure;
FIG. 3 is a schematic illustration of the location of various components in a mid-floor reinforcement structure welding assembly;
FIG. 4 is a schematic diagram of a tank mounting bracket welding assembly; wherein (a) is a schematic diagram of a first tank mounting bracket welding assembly; (b) A structural schematic diagram of a second oil tank mounting bracket welding assembly;
FIG. 5 is a schematic structural view of a mid-floor reinforcement beam welding assembly;
FIG. 6 is a schematic structural view of a middle floor reinforced tank cross beam welding assembly provided by the present utility model;
1, a fuel tank assembly; 2. a first tank mounting bracket welding assembly; 21. a first tank mounting bracket connection; 22. a first tank mounting bracket; 3. a second tank mounting bracket welding assembly; 31. a second tank mounting bracket connection; 32. a second tank mounting bracket; 4. a middle floor reinforcing beam welding assembly; 41. a first lower reinforcement beam connection; 42. a middle underfloor reinforcement beam; 43. a second lower reinforcement beam connection; 5. a rear floor front cross beam assembly; 6. a first rear floor edge beam welding assembly; 7. a middle floor; 8. a rear seat assembly; 9. rear floor rear cross beam assembly; 10. and the second rear floor edge beam welding assembly.
Detailed Description
Further advantages and effects of the present utility model will become readily apparent to those skilled in the art from the disclosure herein, by referring to the following description of the embodiments of the present utility model with reference to the accompanying drawings and preferred examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
The embodiment provides a middle structure of a hybrid vehicle, as shown in fig. 3, including a middle floor 7, a second rear floor side beam welding assembly 10, a first rear floor side beam welding assembly 6, a rear floor front beam assembly 5, a rear floor rear beam assembly 9, a middle floor lower reinforcing beam 42, a first lower reinforcing beam connector 41, a second middle floor lower reinforcing beam connector 43, a first oil tank mounting bracket 22, a second oil tank mounting bracket 32, a first oil tank mounting bracket connector 21, and a second oil tank mounting bracket connector 31, wherein:
the middle floor 7 adopts a thin plate with the material thickness lower than 1.0mm, and 0.7mm is recommended to be adopted so as to realize the light weight of the vehicle body and reduce the cost of parts, and the middle floor 7 can be pre-punched with Y-direction reinforcing ribs so as to improve the rigidity of the parts; the second rear floor edge beam welding assembly 10, the first rear floor edge beam welding assembly 6, the rear floor front beam assembly 5 and the rear floor rear beam assembly 9 are welded in sequence to form a closed frame structure, and the middle floor 7 is lapped and welded with the frame structure in the Z direction to form an outer frame structural support of the middle floor 7; the first oil tank mounting bracket connecting piece 21 and the second oil tank mounting bracket connecting piece 31 are respectively overlapped and welded with the first oil tank mounting bracket 22 and the second oil tank mounting bracket 32 in the Z direction to form a first oil tank mounting bracket welding assembly 2 and a second oil tank mounting bracket welding assembly 3; the first lower reinforcing beam connector 41, the second lower reinforcing beam connector 43 and the lower reinforcing beam 42 are Z-lapped and welded to form a reinforcing beam welding assembly 4 which is positioned between the middle floor 7 and the first tank mounting bracket welding assembly 2.
In this embodiment, as shown in fig. 2, the fuel tank assembly 1, the first fuel tank mounting bracket welding assembly 2, the second fuel tank mounting bracket welding assembly 3, the middle floor reinforcement beam welding assembly 4, the rear floor front beam assembly 5, the first rear floor side beam welding assembly 6, the middle floor 7, the rear seat assembly 8, the rear floor rear beam assembly 9, and the second rear floor side beam welding assembly 10 are included, wherein:
the first rear floor boundary beam welding assembly 6, the second rear floor boundary beam welding assembly 10, the rear floor front beam assembly 5 and the rear floor rear beam assembly 9 are sequentially welded into an external frame structure, the first oil tank mounting bracket welding assembly 2, the second oil tank mounting bracket welding assembly 3 and the middle floor reinforcing beam welding assembly 4 are sequentially arranged from bottom to top from Z direction to form an internal frame structure of the middle floor support, the middle floor 7 is arranged, the middle floor 7 forms an internal and external frame type supporting structure, the mounting point rigidity strength requirement of the hybrid fuel tank can be effectively supported and considered for the rear seat, and the torsional rigidity of the whole middle floor welding assembly is improved.
As shown in fig. 4 (a), the first tank mounting bracket welding assembly 2 is formed by overlapping the first tank mounting bracket connecting member 21 and the first tank mounting bracket 22 in the Z direction and by spot welding, and as shown in fig. 4 (b), the second tank mounting bracket welding assembly 3 is formed by overlapping the second tank mounting bracket connecting member 31 and the second tank mounting bracket 32 in the Z in the Z direction and by spot welding, and the cross sections of the first tank mounting bracket connecting member 21, the first tank mounting bracket 22, the second tank mounting bracket connecting member 31 and the second tank mounting bracket 32 are all configured in a "several" shape to form a closed cavity structure with the middle floor 7.
Through the X direction position of the length design oil tank mounting point of adjustment first oil tank installing support connecting piece 21, the spare part X of second oil tank installing support connecting piece 31, through the Y direction position of the Y to the welding distance design oil tank mounting point between adjustment first oil tank installing support welding set spare 2, the second oil tank installing support welding set spare 3, through the Z direction position of the cavity height design oil tank mounting point of the "nearly" style of calligraphy of adjustment first oil tank installing support 22, first oil tank installing support 32, the flexible fuel tank installation requirement of more different grade type of structure can be satisfied, through the flexible collineation production of design unified location benchmark, realize spare part and welding set spare, improve production efficiency simultaneously in the design and manufacturing cost of reducing our spare part.
As shown in fig. 5, the middle floor reinforcing beam welding assembly 4 is formed by overlapping the first lower reinforcing beam connecting piece 41, the second lower reinforcing beam connecting piece 43 and the middle floor lower reinforcing beam 42 in the Z direction and welding, the cross sections of the first lower reinforcing beam connecting piece 41, the second lower reinforcing beam connecting piece 43 and the middle floor lower reinforcing beam 42 are all constructed into a shape like a Chinese character 'ji', and then all the three and the middle floor 7 form a closed cavity structure, the Y-direction length of the parts of the first lower reinforcing beam connecting piece 41 and the second lower reinforcing beam connecting piece 43 is adjusted to match the Y-direction size of the middle floor reinforcing beam welding assembly 4 in the design, the X-direction position of the middle floor reinforcing beam welding assembly 4 is adjusted to match the X-direction position of the middle floor reinforcing beam welding assembly 4 in the design, the Z-direction position of the middle floor reinforcing beam welding assembly 4 in the design is adjusted to meet the middle floor reinforcing beam welding assembly in the shape like a Chinese character 'ji', the middle floor reinforcing requirements of various vehicle types with different axle base and vehicle width can be met, the structure universalization degree is high, the flexible production and the production cost and the co-line production cost of the parts and assembly are reduced by the design is realized by the unified positioning standard.
As shown in fig. 6, the first tank mounting bracket welding assembly 2 and the second tank mounting bracket welding assembly 3 in fig. 3 are in embedded lap joint with the cavity of the middle floor reinforcing beam welding assembly 4 in fig. 5 and are formed by welding, so that the middle floor reinforcing tank beam welding assembly is formed, the front ends of the first tank mounting bracket welding assembly 2 and the second tank mounting bracket welding assembly 3 are welded with the rear floor front beam assembly 5, the left and right sides of the Y of the middle floor reinforcing beam welding assembly 4 are respectively welded with the first rear floor side beam welding assembly 6 and the second rear floor side beam welding assembly 10 to form a pi-shaped inner frame reinforcing structure connected with the outer frame, the structure of the middle floor 7 can be reinforced and the dynamic rigidity of the oil tank mounting point can be improved, the size and welding position of the parts of the first oil tank mounting bracket connecting piece 21, the second oil tank mounting bracket connecting piece 31, the first lower reinforcing beam connecting piece 41 and the second lower reinforcing beam connecting piece 43 can be matched and suitable for the fuel tank mounting arrangement of most hybrid motor vehicles with middle floors and the structural reinforcement of the middle floors, a powerful supporting structure can be formed for a rear seat, the problem of collapse deformation failure of the middle floors is avoided, the mounting points of the fuel tank are designed on the beam system structure of an inner frame, the problem of insufficient dynamic stiffness of the mounting points of the oil tank is avoided from design, the torsional stiffness of the middle floor area of a lower vehicle body can be effectively improved, the control stability of the vehicle in the driving process is further improved, the high-frequency road noise of the whole vehicle in a rear passenger area can be reduced, and the positioning of the first oil tank mounting bracket welding assembly 2, the second oil tank mounting bracket welding assembly 3 and the middle floor reinforcing beam welding assembly 4 of each sub-parts in the middle floor reinforcing beam welding assembly is realized, the unified design of the support system can realize the flexible collinear design of the welding fixture and the welding production line, greatly reduce the fixed investment in the development of the vehicle type project, improve the field utilization rate and improve the production efficiency.
The embodiment also provides a hybrid electric vehicle, which is provided with the middle structure of the hybrid electric vehicle.
The above embodiments are merely preferred embodiments for fully explaining the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model.
Claims (10)
1. The utility model provides a hybrid vehicle middle part structure, includes well floor, well floor is fixed on frame construction, its characterized in that: still include well underfloor entablature, oil tank installing support, well underfloor entablature and oil tank installing support all are connected with the bottom of well floor Z direction, well underfloor entablature's both ends are connected to respectively frame construction is in the ascending both sides of Y direction, oil tank installing support's one end is connected with well underfloor entablature, the other end with frame construction is connected in the lateral part of X direction, Y direction and Z direction are all based on the car coordinate system.
2. The hybrid vehicle middle structure according to claim 1, wherein: and two ends of the middle underfloor reinforcing beam are respectively connected with the frame structure through a first reinforcing beam connecting piece and a second reinforcing beam connecting piece.
3. The hybrid vehicle middle structure according to claim 1, wherein: the oil tank mounting bracket is connected with the frame structure through an oil tank mounting bracket connecting piece.
4. The hybrid vehicle middle structure according to claim 2, wherein: and cavity structures are formed among the underfloor reinforcing beam, the first reinforcing beam connecting piece and the second reinforcing beam connecting piece and the underfloor.
5. A hybrid vehicle mid-section structure as set forth in claim 3 wherein: and a cavity structure is formed between the oil tank mounting bracket and the oil tank mounting bracket connecting piece and the middle floor.
6. The hybrid vehicle middle structure according to claim 1, wherein: the number of the oil tank mounting brackets is two, and the oil tank mounting brackets and the middle underfloor reinforcing cross beam are combined to form a pi-shaped structure.
7. The hybrid vehicle middle structure according to claim 2, wherein: the middle underfloor reinforcing beam is connected with the first reinforcing beam connecting piece and the second reinforcing beam connecting piece in a Z-direction lap joint mode.
8. A hybrid vehicle mid-section structure as set forth in claim 3 wherein: the oil tank installing support is connected with the front connecting piece of the oil tank installing support in a mode of overlapping in the Z direction.
9. The hybrid vehicle middle structure according to claim 1, wherein: the thickness of the middle floor is 0.5-1mm, and the middle floor is provided with reinforcing ribs extending towards the Y direction.
10. The utility model provides a hybrid vehicle which characterized in that: a hybrid vehicle mid-section structure comprising any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986110.0U CN220220933U (en) | 2023-07-27 | 2023-07-27 | Middle structure of hybrid electric vehicle and hybrid electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986110.0U CN220220933U (en) | 2023-07-27 | 2023-07-27 | Middle structure of hybrid electric vehicle and hybrid electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220220933U true CN220220933U (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321986110.0U Active CN220220933U (en) | 2023-07-27 | 2023-07-27 | Middle structure of hybrid electric vehicle and hybrid electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220220933U (en) |
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2023
- 2023-07-27 CN CN202321986110.0U patent/CN220220933U/en active Active
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