CN207208196U - A kind of aluminium alloy semi-trailer frame - Google Patents
A kind of aluminium alloy semi-trailer frame Download PDFInfo
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- CN207208196U CN207208196U CN201721271530.5U CN201721271530U CN207208196U CN 207208196 U CN207208196 U CN 207208196U CN 201721271530 U CN201721271530 U CN 201721271530U CN 207208196 U CN207208196 U CN 207208196U
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- longeron
- crossbeam
- gooseneck
- aluminium alloy
- trailer frame
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Abstract
The utility model discloses a kind of aluminium alloy semi-trailer frame, it includes longeron, the longeron is I-shaped aluminum section, the longeron is two, longeron front end is gooseneck type, the longeron is made up of upper flange, web and lower wing plate three parts, it is characterised in that bottom is welded with gooseneck reinforcing plate at gooseneck.Aluminium alloy semi-trailer frame can effectively improve bending rigidity at gooseneck, Reducing distortion amount.Weight loss effect is obvious compared with steel vehicle frame, corrosion-resistant, and service life length, salvage value rate is high, and recovery value is aluminium ingot price more than 80%, and overall economic efficiency is good, has broad application prospects.
Description
Technical field
The utility model belongs to semitrailer technical field, and in particular to a kind of aluminium alloy semi-trailer frame.
Background technology
With the rapid development of the national economy, the demand of semitrailer is increasing in cargo transport, it is most at present
Semitrailer is welded using steel design part, thus has that complete vehicle weight weight, road fuel consumption are high, welding capacity is big, pollution environment
The defects of.Therefore, aluminium alloy semitrailer arises at the historic moment.
Vehicle frame is bearing structure particularly important in semitrailer, therefore, has planned the structure type of aluminium alloy bicycle frame extremely
It is important.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of aluminium alloy semi-trailer frame, makes it have enough strong
Degree, meets vehicle requirement.
The utility model solves the technical scheme that its technical problem is provided：A kind of aluminium alloy semi-trailer frame, it is wrapped
Longeron is included, the longeron is I-shaped aluminum section, and the longeron is two, and longeron front end is gooseneck type, and the longeron is by upper limb
Plate, web and lower wing plate three parts form, and bottom is welded with gooseneck reinforcing plate at gooseneck, and the gooseneck reinforcing plate bending part is gentle
Fitted like a glove at transition, with longeron gooseneck, at the same the thickness of gooseneck reinforcing plate be more than longeron lower wing plate thickness, width also greater than
Longeron lower wing plate width.
Further, web beam assembly is provided between the longeron, the web beam assembly is I-shaped aluminium profiles
Material crossbeam, the web beam assembly have 6-8 groups, arranged for interval, and are close to the longeron lower wing plate.
Further, gooseneck rear portion has been provided with one group of supporting leg crossbeam assembly between the longeron, and the supporting leg crossbeam is total
As I-shaped aluminum section crossbeam.
Further, gooseneck front portion is provided with one group of towing plate connecting assembly between the longeron.
Further, the longeron is provided with suspension reinforcement assembly with suspension junction.
Further, the perforate with matching through crossbeam section configuration and size is provided with the longitudinal-beam web plate, is run through
Crossbeam runs through the longeron by perforate, is fixedly connected between cantilever diaphragm and the longitudinal-beam web plate using corner fittings, described
Longeron is I-shaped aluminum section through crossbeam.
Further, it is described that through crossbeam both ends, side bar is set, it is described through being used between crossbeam both ends and the side bar
Corner fittings is fixedly connected.
Further, it is described to be provided with some lightening holes on crossbeam.
Further, the transverse width through crossbeam is the 1/3-2/3 of the transverse width of longeron.
Further, it is provided with the crossbeam of the web beam assembly, supporting leg crossbeam assembly, towing plate connecting assembly some
Lightening hole.
The beneficial effects of the utility model are：
1. compared with the semi-trailer frame of steel, longeron described in the utility model is I-shaped aluminum section, aluminium section bar it is strong
Degree causes the intensity of semi-trailer frame to decline less than the intensity of steel.In order to improve the intensity of semi-trailer frame, the utility model
Bottom is welded with gooseneck reinforcing plate, the gooseneck reinforcing plate bending part gentle transition, with being kissed completely at longeron gooseneck at gooseneck
Close, while the thickness of gooseneck reinforcing plate is more than the thickness of the lower wing plate of longeron 1, width is also greater than longeron lower wing plate width.
2. in order to further improve the intensity of semi-trailer frame, web beam assembly, institute are provided between the longeron
It is I-shaped aluminum section crossbeam to state web beam assembly, and the web beam assembly has 6-8 groups, arranged for interval, and is close to institute
State longeron lower wing plate.
3. in order to further improve the intensity of semi-trailer frame, gooseneck rear portion has been provided with one group of branch between the longeron
Leg crossbeam assembly, the supporting leg crossbeam assembly are I-shaped aluminum section crossbeam.
4. in order to further improve the intensity of semi-trailer frame, gooseneck front portion is provided with one group of traction between the longeron
Plate connecting assembly.
5. for the stress that effective transition suspension uploads, alleviate the longeron 1 and produced with suspension junction due to vibration
Stress fatigue, the longeron and suspension junction are provided with suspension and strengthen assembly.
6. in order to significantly share flexural deformation of the vehicle frame in pressured state, it is provided with and runs through on the longitudinal-beam web plate
The perforate that crossbeam section configuration and size match, the longeron is run through by perforate through crossbeam, through cantilever diaphragm and institute
State and be fixedly connected using corner fittings between longitudinal-beam web plate, the longeron is I-shaped aluminum section through crossbeam.
7. in order to mitigate vehicle frame own wt, increase pay load, while reduce wind speed resistance when vehicle travels, institute
State and be provided with some lightening holes, the web beam assembly, supporting leg crossbeam assembly, the crossbeam of towing plate connecting assembly on crossbeam
On be provided with some lightening holes.
8. in order to avoid due to causing very much waste of materials, complete vehicle weight increase greatly, also avoiding causing vehicle frame due to too small
Bulk strength is inadequate, and the transverse width through crossbeam is the 1/3-2/3 of the transverse width of longeron.
9. being verified by finite element structure intensive analysis, used between each part of the utility model aluminium alloy semi-trailer frame
It is spirally connected or riveted structure, reliability height, bearing capacity meets regulation rated load；Weight loss effect is obvious compared with steel vehicle frame,
Corrosion-resistant, service life length, salvage value rate is high, and recovery value is aluminium ingot price more than 80%, and overall economic efficiency is good, has wide
Wealthy application prospect.
Brief description of the drawings
Fig. 1 is tomograph of the present utility model；
Fig. 2 is main structure figure of the present utility model；
Fig. 3 is overlooking structure figure of the present utility model；
Fig. 4 is backsight structure chart of the present utility model；
Fig. 5 is web beam assembly structure chart of the present utility model；
Fig. 6 is supporting leg crossbeam assembly structure chart of the present utility model；
Fig. 7 is towing plate connecting assembly structure chart of the present utility model；
Fig. 8 is that suspension of the present utility model strengthens assembly structure chart.
Marked in accompanying drawing as follows：Longeron 1, through crossbeam 2, web beam assembly 3, supporting leg crossbeam assembly 4, towing plate connection
Assembly 5, towing plate crossbeam 51, towing plate longeron 52, L-type aluminum corner brace 53, gooseneck reinforcing plate 6, suspension strengthen assembly 7, suspension is strengthened
Plate 71, suspension reinforcement 72.
Embodiment
The technical scheme of the utility model preferred embodiment is further described in detail below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of aluminium alloy semi-trailer frame, including longeron 1, through crossbeam 2, strengthen it is horizontal
Beam assembly 3, supporting leg crossbeam assembly 4, towing plate connecting assembly 5, gooseneck reinforcing plate 6, suspension strengthen assembly 7.The longeron 1 is work
Font aluminium section bar, it is made up of upper flange, web and lower wing plate three parts.The front end of longeron 1 is gooseneck type, bottom weldering at gooseneck
It is connected to gooseneck reinforcing plate 6.The bending part gentle transition of gooseneck reinforcing plate 6, with being fitted like a glove at longeron gooseneck, while gooseneck adds
The thickness of strong plate 6 is more than the thickness of the lower wing plate of longeron 1, and width can be effectively improved at gooseneck and resisted also greater than the lower wing plate width of longeron 1
Curved rigidity, Reducing distortion amount.
Embodiment 2
Described in embodiment 1 on a kind of basis of aluminium alloy semi-trailer frame, the longeron 1 is two, and semitrailer leads to
Frequently with the structure of two longerons；Web beam assembly 3 is connected between the longeron 1, the connection strengthened between longeron 1 is strong
Degree.As shown in figure 5, web beam assembly 3 by a kind of I-shaped aluminum section crossbeam and a kind of C-shaped channel be welded to one it is whole
Body, the C-shaped channel of the web and web beam assembly 3 of the longeron 1 are fixedly connected, and connected mode can use bolt to connect
All modes that are fixedly connected suitable for commercial Application such as connect, rivet, such a connected mode it is flexible stronger, vehicle frame can be born
Bigger deflection.The web beam assembly 3 typically has 6-8 groups, arranged for interval, and is close to the lower wing plate of longeron 1.
Embodiment 3
Described in embodiment 2 on a kind of basis of aluminium alloy semi-trailer frame, rear portion connects at gooseneck between the longeron 1
One group of supporting leg crossbeam assembly 4 is connected to, further strengthens the bonding strength between longeron 1.As shown in fig. 6, supporting leg crossbeam assembly 4 by
A kind of I-shaped aluminum section crossbeam and a kind of C-shaped channel are welded to an entirety, at the gooseneck of longeron 1 web at rear portion with
The C-shaped channel of supporting leg crossbeam assembly 4 is fixedly connected, while the connector also on supporting leg is fixedly connected, connected mode
All modes that are fixedly connected suitable for commercial Application such as can be connected by screw bolts, rivet, such a connected mode it is flexible more
By force, the bigger deflection of vehicle frame can be born.
Embodiment 4
Described in embodiment 3 on a kind of basis of aluminium alloy semi-trailer frame, between the longeron 1 at gooseneck it is anterior even
One group of towing plate connecting assembly 5 is connected to, the bonding strength between longeron 1 is further strengthened.As shown in fig. 7, towing plate connects
Assembly 5 is welded to an entirety by towing plate crossbeam 51, towing plate longeron 52 and L-type aluminum corner brace 53, at the gooseneck of longeron 1
The L-type aluminum corner brace 53 of anterior web and towing plate connecting assembly 5 is fixedly connected, connected mode can be connected by screw bolts,
Riveting etc. is all to be fixedly connected with modes suitable for commercial Application, such a connected mode it is flexible stronger, vehicle frame can be born more
Big deflection.
Embodiment 5
Described in embodiment 4 on a kind of basis of aluminium alloy semi-trailer frame, the longeron 1 is set with suspension junction
There is suspension to strengthen assembly 7.As shown in figure 8, the suspension, which strengthens assembly 7, includes suspension reinforcing plate 71 and suspension reinforcement 72, hang
Frame reinforcing plate 71 is L-type structure, is fixedly connected on the web of longeron 1 and lower wing plate, and connected mode can be connected by screw bolts, riveting
Connect etc. and all to be fixedly connected with mode suitable for commercial Application.The suspension strengthens assembly 7 can effective answering of uploading of transition suspension
Power, alleviate the longeron 1 and suspension junction due to vibration caused stress fatigue.
Embodiment 6
Described in embodiment 5 on a kind of basis of aluminium alloy semi-trailer frame, the longeron is I-shaped through crossbeam 2
Aluminium section bar, be provided with the longitudinal-beam web plate with the I-shaped perforate to match through the section configuration of crossbeam 2 and size, it is described
The longeron 1 is run through by the perforate through crossbeam 2, the perforate is above longitudinal-beam web plate, to ensure semitrailer floor
Bottom surface is run through on crossbeam upper limb plate top surface described in being overlapped on, while also to ensure ground plate top surface and the longeron upper flange top
Face is concordant.It is described through being fixedly connected between cantilever diaphragm and the longitudinal-beam web plate using corner fittings.Arrangement above can ensure to indulge
Beam 1 and the bonding strength through crossbeam 2.
In practice, the perforate on longitudinal-beam web plate is slightly larger than the section of crossbeam 2 is run through, to ensure smoothly lead to through crossbeam 2
The perforate crossed on longitudinal-beam web plate.Connecting angle pieces can use L-type or all shapes suitable for commercial Application such as T-shaped；Corner fittings connects
Mode can be connected by screw bolts, rivet etc. all is fixedly connected with mode, the flexibility of such a connected mode suitable for commercial Application
It is stronger, the bigger deflection of vehicle frame can be born.
Embodiment 7
It is described that through the both ends of crossbeam 2, side is set described in embodiment 6 on a kind of basis of aluminium alloy semi-trailer frame
Beam, it is described through being fixedly connected between the both ends of crossbeam 2 and the side bar using corner fittings.Side bar is vehicle frame and the transition of upper dress part
Connector, while vehicle frame and upper dress part are connected to, it is curved in pressured state that this connected mode can significantly share vehicle frame
Song deformation.In practice, the side bar can be I-shaped or c-type aluminium section bar, it is described through the both ends of crossbeam 2 and the side bar it
Between the corner fittings of all shapes suitable for commercial Application such as T-shaped or L-type can be used to be fixedly connected, connected mode can use
Bolt connection, riveting etc. are all to be fixedly connected with mode suitable for commercial Application.
Embodiment 8
Described in embodiment 7 on a kind of basis of aluminium alloy semi-trailer frame, the web beam assembly 3, supporting leg are horizontal
All crossbeams on beam assembly 4 and towing plate connecting assembly 5 and multiple lightening holes, lightening hole shape are provided with crossbeam 2
Shape is circle, and for arranged for interval on each crossbeam, vehicle frame own wt can be mitigated by reducing repeated hole, increased pay load, subtracted simultaneously
Wind speed resistance during vehicle traveling is lacked.
Embodiment 9
On a kind of basis of aluminium alloy semi-trailer frame, the transverse width through crossbeam 2 is described in embodiment 8
The 1/3-2/3 of the transverse width of longeron 1.Selection suitably runs through crossbeam transverse width, can both avoid due to causing greatly very much to waste
Material, complete vehicle weight increase, can also avoid causing vehicle frame bulk strength inadequate due to too small.In practice, it is described through horizontal stroke
The transverse width of beam 2 can be 1/3,1/2, the 2/3 of the transverse width of longeron 1.
Verify example
Above is it is discussed in detail to what a kind of structure of aluminium alloy semi-trailer frame of the utility model was carried out, then according to reality
Apply technical scheme described in example 9 and finite element structure intensive analysis is carried out to the vehicle frame, it is 121.3MPa to obtain maximum stress, is appeared in
On longeron, the yield stress of longeron material is 260MPa, therefore the safety coefficient of longeron is 260/121.3=2.14>2, meet strong
Degree requires.The body frame structure for automotive good integrity is further demonstrate, firm, firm, vehicle frame bearing capacity is strong, and intensity, which meets to use, to be wanted
Ask.
Finally illustrate, preferred embodiment above is merely to illustrate the technical solution of the utility model and unrestricted, to the greatest extent
The utility model has been described in detail by above preferred embodiment for pipe, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The scope of restriction.
Claims (10)
1. a kind of aluminium alloy semi-trailer frame, it includes longeron, and the longeron is I-shaped aluminum section, and the longeron is two,
Longeron front end is gooseneck type, and the longeron is made up of upper flange, web and lower wing plate three parts, it is characterised in that：Bottom at gooseneck
Portion is welded with gooseneck reinforcing plate, the gooseneck reinforcing plate bending part gentle transition, with being fitted like a glove at longeron gooseneck, while gooseneck
The thickness of reinforcing plate is more than the thickness of longeron lower wing plate, and width is also greater than longeron lower wing plate width.
2. aluminium alloy semi-trailer frame according to claim 1, it is characterised in that：It is horizontal that reinforcement is provided between the longeron
Beam assembly, the web beam assembly are I-shaped aluminum section crossbeam, and the web beam assembly has a 6-8 groups, arranged for interval, and
It is close to the longeron lower wing plate.
3. aluminium alloy semi-trailer frame according to claim 2, it is characterised in that：Gooseneck rear portion is set between the longeron
There is one group of supporting leg crossbeam assembly, the supporting leg crossbeam assembly is I-shaped aluminum section crossbeam.
4. aluminium alloy semi-trailer frame according to claim 3, it is characterised in that：Gooseneck is anterior between the longeron is set
There is one group of towing plate connecting assembly.
5. aluminium alloy semi-trailer frame according to claim 4, it is characterised in that：The web beam assembly, supporting leg are horizontal
Beam assembly, towing plate connecting assembly crossbeam on be provided with some lightening holes.
6. according to any described aluminium alloy semi-trailer frame in claim 1-5, it is characterised in that：The longeron connects with suspension
The place of connecing is provided with suspension and strengthens assembly.
7. according to any described aluminium alloy semi-trailer frame in claim 1-5, it is characterised in that：Opened on the longitudinal-beam web plate
There is the perforate with matching through crossbeam section configuration and size, the longeron is run through by perforate through crossbeam, through crossbeam
Be fixedly connected between web and the longitudinal-beam web plate using corner fittings, it is described through crossbeam be I-shaped aluminum section.
8. aluminium alloy semi-trailer frame according to claim 7, it is characterised in that：It is described that through crossbeam both ends, side is set
Beam, it is described through being fixedly connected between crossbeam both ends and the side bar using corner fittings.
9. aluminium alloy semi-trailer frame according to claim 8, it is characterised in that：It is described to be provided with some subtract on crossbeam
Repeated hole.
10. aluminium alloy semi-trailer frame according to claim 9, it is characterised in that：The transverse width through crossbeam
For the 1/3-2/3 of the transverse width of longeron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721271530.5U CN207208196U (en) | 2017-09-29 | 2017-09-29 | A kind of aluminium alloy semi-trailer frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721271530.5U CN207208196U (en) | 2017-09-29 | 2017-09-29 | A kind of aluminium alloy semi-trailer frame |
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| Publication Number | Publication Date |
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| CN207208196U true CN207208196U (en) | 2018-04-10 |
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| CN201721271530.5U Active CN207208196U (en) | 2017-09-29 | 2017-09-29 | A kind of aluminium alloy semi-trailer frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600185A (en) * | 2017-09-29 | 2018-01-19 | 辽宁忠旺集团有限公司 | A kind of aluminium alloy semi-trailer frame |
| CN109131569A (en) * | 2018-09-18 | 2019-01-04 | 石家庄金丰专用车有限公司 | A kind of semi-trailer longitudinal beam assembly |
-
2017
- 2017-09-29 CN CN201721271530.5U patent/CN207208196U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600185A (en) * | 2017-09-29 | 2018-01-19 | 辽宁忠旺集团有限公司 | A kind of aluminium alloy semi-trailer frame |
| CN109131569A (en) * | 2018-09-18 | 2019-01-04 | 石家庄金丰专用车有限公司 | A kind of semi-trailer longitudinal beam assembly |
| CN109131569B (en) * | 2018-09-18 | 2020-02-21 | 石家庄金丰专用车有限公司 | Semitrailer longitudinal beam assembly |
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