CN109131559B - Front auxiliary frame of passenger car and passenger car - Google Patents
Front auxiliary frame of passenger car and passenger car Download PDFInfo
- Publication number
- CN109131559B CN109131559B CN201811264475.6A CN201811264475A CN109131559B CN 109131559 B CN109131559 B CN 109131559B CN 201811264475 A CN201811264475 A CN 201811264475A CN 109131559 B CN109131559 B CN 109131559B
- Authority
- CN
- China
- Prior art keywords
- auxiliary frame
- detachable connection
- passenger car
- detachable
- connection assembly
- 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
- 238000005266 casting Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 2
- 230000006872 improvement Effects 0.000 description 9
- 230000007547 defect Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000013585 weight reducing agent Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/06—Connections between superstructure or understructure sub-units readily releasable
- B62D27/065—Connections between superstructure or understructure sub-units readily releasable using screwthread
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D29/00—Superstructures, understructures, or sub-units thereof, characterised by the material thereof
- B62D29/008—Superstructures, understructures, or sub-units thereof, characterised by the material thereof predominantly of light alloys, e.g. extruded
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention provides a front auxiliary frame of a passenger car and a passenger car, wherein the front auxiliary frame of the passenger car comprises an auxiliary frame main body, a connecting bracket and a detachable connecting assembly; the connecting bracket is detachably connected with the side end of the auxiliary frame main body through the detachable connecting assembly.
Description
Technical Field
The invention relates to the field of passenger vehicles, in particular to a front auxiliary frame of a passenger vehicle and the passenger vehicle.
Background
Along with the requirement of new energy automobiles on more endurance mileage, the passenger car framework needs to try to lighten the whole car from various aspects so as to achieve the purposes of reducing energy consumption and prolonging endurance.
In the prior art, a front auxiliary frame of a passenger car is changed from a stamping part to an aluminum casting, namely an aluminum alloy part, and is used as one of weight reduction measures; however, because the front auxiliary frame has a complex structure, the defects of common cracks, shrinkage porosity, bubbles and the like of castings can occur when materials are replaced on the basis of the original structure of the auxiliary frame, so that the service life and the use reliability of the auxiliary frame are adversely affected.
Disclosure of Invention
The invention aims to provide a front auxiliary frame of a passenger car, which aims to solve the technical problems in the prior art.
The invention provides a front auxiliary frame of a passenger car, which comprises an auxiliary frame main body, a connecting bracket and a detachable connecting assembly, wherein the auxiliary frame main body is provided with a connecting bracket;
the connecting bracket is detachably connected with the side end of the auxiliary frame main body through the detachable connecting assembly.
As a further improvement of the above technical solution, it comprises two said connecting brackets and two said detachable connecting assemblies;
the two connecting brackets are respectively arranged at two ends of the auxiliary frame main body in the length direction;
the two connecting brackets and the two detachable connecting components are arranged in one-to-one correspondence.
As a further improvement of the above technical solution, the connecting bracket includes a front connecting arm and a connecting portion connected with the front connecting arm;
the front connecting arm is used for being connected with other structures of the passenger car;
the connecting part is detachably connected with the side end of the auxiliary frame main body through the detachable connecting assembly.
As a further improvement of the above technical solution, the detachable connection assembly includes a root detachable connection assembly;
the top of the front connecting arm is used for being connected with other structures of the passenger car, and the root of the front connecting arm is connected with the connecting part;
the root detachable connection assembly is located in an area where the root of the front connection arm is connected with the connection part.
As a further improvement of the above technical solution, the detachable component includes a central detachable connection component and a plurality of peripheral detachable connection components;
the plurality of the peripheral detachable connection assemblies are sequentially arranged at intervals along the periphery of the center detachable connection assembly, and each peripheral detachable connection assembly is separated from the center detachable connection assembly by a set distance.
As a further improvement of the above technical solution, the detachable connection assembly is a bolt assembly.
As a further improvement of the above technical solution, the sub-frame body is of an integrally formed structure.
As a further improvement of the technical scheme, the connecting frame is of an integrally formed structure.
As a further improvement of the technical scheme, the auxiliary frame main body and the connecting bracket are all aluminum alloy castings.
The front auxiliary frame of the passenger car comprises an auxiliary frame main body, a connecting bracket and a detachable connecting assembly; the side ends of the connecting support and the auxiliary frame main body are detachably connected through a detachable connecting assembly.
According to the front auxiliary frame of the passenger car, the original integrated auxiliary frame with a complex local structure and easy defects is changed, and the integrated auxiliary frame is replaced by the auxiliary frame main body and the connecting support, wherein the auxiliary frame main body and the connecting support are simple parts, and the auxiliary frame main body and the connecting support are connected through the detachable connecting assembly, so that the auxiliary frame is integrally connected, the design of light weight of the auxiliary frame is realized, and the weight reduction requirement of a new energy automobile is met; meanwhile, the manufacturing process is simple and feasible, the disassembled and differentiated simple parts are not easy to produce casting defects during casting, the problems of overlarge weight of the whole structure, difficult drawing of a die and unsmooth liquid flow in the casting process are avoided, the rejection rate is greatly reduced, and a large amount of manpower and material resources are also saved.
It is yet another object of the present invention to provide a passenger car comprising a passenger car front subframe as described above.
Compared with the prior art, the passenger car provided by the invention has the beneficial effects that the passenger car front auxiliary frame provided by the invention is similar to the beneficial effects that the passenger car front auxiliary frame provided by the invention is compared with the prior art, and the description is omitted here.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a front subframe of a passenger vehicle according to an embodiment of the present invention;
FIG. 2 is a front elevational view of a front subframe of a passenger vehicle provided by an embodiment of the invention;
fig. 3 is a front view of a subframe body provided in an embodiment of the present invention;
fig. 4 is a front view of a connection bracket according to an embodiment of the present invention.
Icon:
10-a subframe body; 20-connecting a bracket; 30-a detachable connection assembly; 201-front connecting arms; 202-a connection; 301-root detachable connection assembly; 302-a center removable connection assembly; 303-peripheral detachable connection assembly.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.
Fig. 1 is a schematic perspective view of a front subframe of a passenger vehicle according to an embodiment of the present invention; FIG. 2 is a front elevational view of a front subframe of a passenger vehicle provided by an embodiment of the invention; fig. 3 is a front view of a subframe body provided in an embodiment of the present invention; fig. 4 is a front view of a connection bracket according to an embodiment of the present invention.
Referring to fig. 1 to 4, the passenger car front subframe provided in the present embodiment includes a subframe main body 10 and a connection bracket 20, and a detachable connection assembly 30; wherein, the connecting bracket 20 is detachably connected with the side end of the subframe main body 10 through the detachable connection assembly 30.
According to the front auxiliary frame of the passenger car, the structure of the original integrated auxiliary frame with a complex local structure and easy defects is changed, and the integrated auxiliary frame is replaced by the auxiliary frame main body and the connecting support, wherein the auxiliary frame main body and the connecting support are simple parts, and the auxiliary frame main body and the connecting support are connected through the detachable connecting assembly, so that the auxiliary frame is integrally connected, the design of light weight of the auxiliary frame is realized, and the weight reduction requirement of a new energy automobile is met; meanwhile, the manufacturing process is simple and feasible, the disassembled and differentiated simple parts are not easy to produce casting defects during casting, the problems of overlarge weight of the whole structure, difficult drawing of a die and unsmooth liquid flow in the casting process are avoided, the rejection rate is greatly reduced, and a large amount of manpower and material resources are also saved.
In this embodiment, the front subframe includes two said connection brackets 20 and two said detachable connection assemblies 30; the two connecting brackets 20 are respectively provided at both ends of the sub-frame body 10 in the longitudinal direction; the two connection brackets 20 and the two detachable connection assemblies 30 are disposed in one-to-one correspondence.
The auxiliary frame body and the two connecting brackets are simple parts, and the auxiliary frame body and the connecting brackets are respectively connected through the two groups of detachable connecting assemblies, so that the auxiliary frame body and the connecting brackets are connected into a whole, namely, the design of light weight of the auxiliary frame is realized, and the weight reduction requirement of a new energy automobile is met; meanwhile, the manufacturing process is simple and feasible, the three split simple parts are not easy to produce casting defects during casting, the problems of overlarge weight of the whole structure, difficult drawing of a die and unsmooth liquid flow in the casting process are avoided, the rejection rate is greatly reduced, and a large amount of manpower and material resources are also saved.
Specifically, in the present embodiment, the connection bracket 20 includes a front connection arm 201 and a connection portion 202 connected to the front connection arm 201; wherein the front connecting arm 201 has a certain curvature.
The front connecting arm 201 is used for connecting with other structures of the passenger car; the connecting portion 202 is detachably connected to the side end of the subframe main body 10 through the detachable connection assembly 30, wherein the connecting portion 202 and the front connecting arm 201 are integrally formed.
In this embodiment, the detachable connection assembly 30 includes a root detachable connection assembly 301; the top of the front connecting arm 201 is used for connecting with other structures of a passenger car, and the root of the front connecting arm 201 is connected with the connecting part 202; the root detachable connection assembly 301 is located in the area where the root of the front connection arm 201 is connected to the connection part 202.
In order to make the atress of dismantling the coupling assembling more even, also make the root atress of anterior linking arm more reliable the root of anterior linking arm with the region that connecting portion is connected sets up a set of dismantlement coupling assembling, other under the structure circumstances of allowing, the distance between this dismantlement coupling assembling and other dismantlement coupling assembling that the distance is nearest as far as possible.
The detachable assembly 30 further includes a central detachable connection assembly 302 and a plurality of peripheral detachable connection assemblies 303; the plurality of the peripheral detachable connection components 303 are sequentially arranged at intervals along the periphery of the central detachable connection component 302, and each peripheral detachable connection component 303 is spaced from the central detachable connection component 302 by a set distance.
In this embodiment, the detachable connection assembly includes a central detachable connection assembly and 3 peripheral detachable connection assemblies; the 3 peripheral detachable connection components are arranged at intervals along the periphery of the central detachable connection component in sequence, each peripheral detachable connection component is separated from the central detachable connection component by a set distance, the separation distance is set according to the actual stress of the auxiliary frame, and the stress of the connection components is guaranteed to be close.
Preferably, the detachable connection assembly 30 is a bolt assembly to facilitate disassembly and maintenance.
In this embodiment, the sub-frame body 10 is integrally formed, and the connecting frame 20 is integrally formed, so that both are simple members.
In this embodiment, the subframe main body 10 and the connecting bracket 20 are all made of aluminum alloy castings, so as to meet the requirement of light weight.
It is a further object of an embodiment of the present invention to provide a passenger car comprising a passenger car front subframe as described above.
Compared with the prior art, the passenger car provided by the embodiment of the invention has the beneficial effects similar to those of the passenger car front auxiliary frame provided by the invention, and the description is omitted here.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The front auxiliary frame of the passenger car is characterized by comprising an auxiliary frame main body, two connecting brackets and two detachable connecting assemblies;
the two connecting brackets are respectively arranged at two ends of the auxiliary frame main body in the length direction, and the two connecting brackets and the two detachable connecting assemblies are arranged in one-to-one correspondence; the connecting bracket is detachably connected with the side end of the auxiliary frame main body through the detachable connecting assembly;
the connecting bracket comprises a front connecting arm and a connecting part connected with the front connecting arm; the front connecting arm is used for being connected with other structures of the passenger car; the connecting part is detachably connected with the side end of the auxiliary frame main body through the detachable connecting assembly;
the detachable connection assembly comprises a root detachable connection assembly; the top of the front connecting arm is used for being connected with other structures of the passenger car, and the root of the front connecting arm is connected with the connecting part; the root detachable connection assembly is positioned in the area where the root of the front connection arm is connected with the connection part;
the detachable connection assembly comprises a central detachable connection assembly and a plurality of peripheral detachable connection assemblies; the plurality of peripheral detachable connection assemblies are sequentially arranged at intervals along the periphery of the center detachable connection assembly, and each peripheral detachable connection assembly is spaced from the center detachable connection assembly by a set distance;
the detachable connection assembly is a bolt assembly.
2. The passenger car front subframe of claim 1, wherein the subframe body is of unitary construction.
3. The passenger car front subframe of claim 1 wherein the connecting bracket is of unitary construction.
4. The passenger car front subframe of claim 1, wherein the subframe body and the connecting bracket are both aluminum alloy castings.
5. A passenger vehicle comprising a passenger vehicle front subframe according to any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264475.6A CN109131559B (en) | 2018-10-26 | 2018-10-26 | Front auxiliary frame of passenger car and passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264475.6A CN109131559B (en) | 2018-10-26 | 2018-10-26 | Front auxiliary frame of passenger car and passenger car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109131559A CN109131559A (en) | 2019-01-04 |
| CN109131559B true CN109131559B (en) | 2024-02-27 |
Family
ID=64806405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811264475.6A Active CN109131559B (en) | 2018-10-26 | 2018-10-26 | Front auxiliary frame of passenger car and passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109131559B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100045800A (en) * | 2008-10-24 | 2010-05-04 | 현대자동차주식회사 | Sub-frame mount for suspension |
| DE102011013382A1 (en) * | 2011-03-09 | 2012-09-13 | Volkswagen Aktiengesellschaft | Motor vehicle e.g. passenger vehicle has guide profile which is fastened at extended portion of nut and bolt connection |
| CN106945731A (en) * | 2017-03-27 | 2017-07-14 | 江苏大学 | A kind of body lightening minor structure attachment means and method |
| CN108016498A (en) * | 2017-12-15 | 2018-05-11 | 阿尔特汽车技术股份有限公司 | Modularization aluminum-steel hybrid auxiliary frame structure |
| CN108657278A (en) * | 2018-06-01 | 2018-10-16 | 北京长城华冠汽车科技股份有限公司 | Fore sub frame assembly and vehicle |
| CN208947400U (en) * | 2018-10-26 | 2019-06-07 | 徐炼 | Passenger car fore sub frame and passenger car |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5207130B2 (en) * | 2008-09-24 | 2013-06-12 | スズキ株式会社 | Car body rear structure |
-
2018
- 2018-10-26 CN CN201811264475.6A patent/CN109131559B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100045800A (en) * | 2008-10-24 | 2010-05-04 | 현대자동차주식회사 | Sub-frame mount for suspension |
| DE102011013382A1 (en) * | 2011-03-09 | 2012-09-13 | Volkswagen Aktiengesellschaft | Motor vehicle e.g. passenger vehicle has guide profile which is fastened at extended portion of nut and bolt connection |
| CN106945731A (en) * | 2017-03-27 | 2017-07-14 | 江苏大学 | A kind of body lightening minor structure attachment means and method |
| CN108016498A (en) * | 2017-12-15 | 2018-05-11 | 阿尔特汽车技术股份有限公司 | Modularization aluminum-steel hybrid auxiliary frame structure |
| CN108657278A (en) * | 2018-06-01 | 2018-10-16 | 北京长城华冠汽车科技股份有限公司 | Fore sub frame assembly and vehicle |
| CN208947400U (en) * | 2018-10-26 | 2019-06-07 | 徐炼 | Passenger car fore sub frame and passenger car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109131559A (en) | 2019-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9776660B2 (en) | Vehicle subframe | |
| CN108688727B (en) | Auxiliary frame and vehicle | |
| CN107351794A (en) | A kind of front axle assy and automobile | |
| CN107901747B (en) | Three-point suspension system and suspension method of front-engine front-drive automobile power assembly | |
| CN109131559B (en) | Front auxiliary frame of passenger car and passenger car | |
| CN113184052B (en) | Five-connecting-rod aluminum alloy rear auxiliary frame with rear wheel steering function | |
| CN205615584U (en) | Car aluminum alloy sub vehicle frame | |
| CN205871716U (en) | Automobile engine suspension support and car | |
| CN112623030A (en) | Novel aluminum alloy auxiliary frame | |
| CN208778067U (en) | A kind of new urea tank bracket device | |
| CN201881923U (en) | Fixing structure of automobile seat | |
| CN201646296U (en) | Reinforcing structure on fixing frame of shock absorber of automobile | |
| CN103979015B (en) | A kind of subframe | |
| CN205059207U (en) | Left side suspension assembly | |
| CN211308730U (en) | Front suspension crossbeam assembly for SUV | |
| CN210912612U (en) | Multi-connecting-rod type rear auxiliary frame of automobile | |
| CN210707612U (en) | High-performance lightweight electric vehicle auxiliary frame | |
| CN208947400U (en) | Passenger car fore sub frame and passenger car | |
| CN203752815U (en) | Rear air suspension system for passenger car | |
| CN201738986U (en) | Automobile exhausting silencer with groove end cover | |
| CN218929186U (en) | Engine bracket beam and automobile with same | |
| CN212098395U (en) | Front suspension for passenger car motor | |
| CN105128937A (en) | Adapter bracket for aluminum alloy sub frame | |
| CN217260321U (en) | Mudguard support | |
| CN205059204U (en) | Automobile engine right side suspension support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |