CN207510507U - A kind of aluminium alloy semi-trailer longitudinal beam assembly - Google Patents
A kind of aluminium alloy semi-trailer longitudinal beam assembly Download PDFInfo
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- CN207510507U CN207510507U CN201721495567.6U CN201721495567U CN207510507U CN 207510507 U CN207510507 U CN 207510507U CN 201721495567 U CN201721495567 U CN 201721495567U CN 207510507 U CN207510507 U CN 207510507U
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Abstract
The utility model discloses a kind of aluminium alloy semi-trailer longitudinal beam assemblies, it applies in semitrailer technical field, including longeron, the longeron is made of aluminum alloy materials, it is divided into ab sections, bc sections and cd sections along longeron length direction, ab sections described, bc sections and cd sections is an integral molding structure, wherein ab sections includes upper flange and web, its section is T fonts, bc sections and cd sections include upper flange, web and lower wing plate, to be I-shaped, the side of lower wing plate is equipped with gooseneck reinforcing plate in its section, and the gooseneck reinforcing plate is connected with the lower wing plate of ab sections of web and bc section.Semitrailer is mostly that steel structure part is welded at present, there are problems that welding capacity is big, fuel consumption is high, complete vehicle weight is big, poor corrosion resistance, recovery value is relatively low, salvage value rate is low etc., the utility model can be in the case where meeting laws and regulations requirement carrying, promote weight loss effect, and corrosion resistance, recovery value, salvage value rate, economic benefit are improved, there is vast application prospect.
Description
Technical field
The utility model belongs to semitrailer technical field, and in particular to a kind of aluminium alloy semi-trailer longitudinal beam assembly.
Background technology
At present, the lightweight of automobile has become the common recognition of automobile industry, and current most of semitrailers are mostly steel structure part
It is welded, there are the problems such as welding capacity is big, fuel consumption is high, complete vehicle weight is larger.In the case where meeting requirement, Ying Chong
Divide the weight of mitigation semitrailer, respond the call of energy-saving and emission-reduction, save fuel cost for user, profit of operation is improved, so aluminium
Use ratio of the alloy material in complete vehicle structure gradually rises.
Longeron is the main load bearing component of semitrailer, its intensity effect performance of entire vehicle.Meeting method
In the case of rule requirement carrying, the weight loss effect unobvious of the steel longeron assembly of the prior art, and the steel of the prior art is indulged
The corrosion resistance of beam assembly is poor, and recovery value is relatively low, and salvage value rate is relatively low, and overall economic efficiency is poor, has limited answer
Use prospect.
For the above situation, it is necessary to work out a kind of aluminium alloy semi-trailer longitudinal beam assembly, with improve meet regulation will
The weight loss effect in the case of carrying is sought, improves corrosion resistance, improves recovery value, salvage value rate, economic benefit, expands application
Prospect.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of aluminium alloy semi-trailer longitudinal beam assembly, meeting regulation
It is required that reaching weight loss effect, and improve corrosion resistance in the case of carrying, recovery value, salvage value rate, economic benefit are improved.
In order to achieve the above objectives, the utility model provides following technical solution：
A kind of aluminium alloy semi-trailer longitudinal beam assembly, including longeron, the longeron is made of aluminum alloy materials.
Preferably, the aluminium alloy semi-trailer longitudinal beam assembly, the longeron include ab sections, bc sections and cd sections, it is ab sections described,
Bc sections and cd sections integrated moldings.
Preferably, the aluminium alloy semi-trailer longitudinal beam assembly, described ab sections includes upper flange, web, the web height
Pass through gradual increase, and the web maximum height is equal to the maximum height of described bc sections and cd sections web, section
Face is T fonts, and described bc sections and cd sections includes upper flange, web, lower wing plate, and section is I-shaped.
Preferably, the aluminium alloy semi-trailer longitudinal beam assembly, described ab sections and bc section of web are welded with gooseneck reinforcing plate,
It is 20~28mm that the gooseneck, which strengthens plate thickness, and width is described bc sections and 1.2~1.8 times of cd sections of lower wing plate width.
Preferably, the aluminium alloy semi-trailer longitudinal beam assembly, the gooseneck are strengthened postlaminar part and are taken with the bc sections of lower wing plate
It connects, the length of overlapping part is 600~1000mm.
The beneficial effects of the utility model are：
1. compared with the steel longeron assembly of the prior art, the longeron uses aluminum alloy materials, is meeting laws and regulations requirement
Weight loss effect can be improved in the case of carrying；Corrosion resistance can be improved；Recovery value, salvage value rate, economic benefit can be improved, is expanded
Big application prospect.
2. the longeron includes ab sections, bc sections and cd sections, ab sections described, bc sections and cd sections integrated molding can eliminate welding
The stress concentration that position generates eliminates some longeron assemblies using welding deformation caused by butt welding method, it is strong to effectively improve carrying
Degree reduces the possibility of longeron assembly fracture, improves the service life of semitrailer.
3. described ab sections includes upper flange, web, the web height passes through gradual increase, the web
Maximum height is equal to the maximum height of described bc sections and cd sections web, and section is T fonts, and described bc sections and cd sections includes upper limb
Plate, web, lower wing plate, section are I-shaped.Compared with the longeron assembly structure of the prior art, which makes the longeron assembly
Isostructural can a variety of gooseneck reinforcing plates be coordinated according to intensity requirement in the case that not changing ab sections, bc sections, cd sections.
4. described ab sections and bc section of web is welded with gooseneck reinforcing plate, it is 20~28mm that the gooseneck, which strengthens plate thickness,
Its width is described bc sections and 1.2~1.8 times of cd sections of lower wing plate width.In the prior art, the ab sections of longeron add with gooseneck
After strong plate is connected, directly it is connected with towing plate, after the bc sections of longeron are connected with gooseneck reinforcing plate, is directly connected with supporting leg
It connects, forms 2 connecting portions.When vehicle on uneven road surface when driving, 2 connecting portions are also easy to produce stress concentration, make
Longeron assembly is broken, and reduces the service life of semitrailer.So the improvement can increase the bonding strength of 2 connecting portions,
A part of stress concentration is offset, reduces the possibility of longeron assembly fracture, increases the service life of semitrailer.Wherein gooseneck is strengthened
Plate is thickeied, is widened, and rationally using structure, can be obviously improved bending stiffness at gooseneck.
The gooseneck is strengthened postlaminar part and is overlapped with the bc section lower wing plate, and the length of overlapping part is 600~1000mm, energy
Further improve the bending stiffness of overlapping part.
Description of the drawings
In order to make the purpose of this utility model, technical solution and advantageous effect clearer, the utility model provides as follows
Attached drawing illustrates：
Fig. 1 is the main structure diagram of the utility model；
Fig. 2 is the A-A cross-sectional views in the utility model Fig. 1；
Fig. 3 is the B-B cross-sectional views in the utility model Fig. 1；
Fig. 4 is gooseneck reinforcing plate and the overlapping part close-up schematic view of bc sections of longeron in the utility model；
Fig. 5 is the gooseneck reinforcing plate main structure diagram of the utility model.
It is marked in attached drawing as follows：Longeron 1, gooseneck reinforcing plate 2, overlapping part 3, upper flange 4, web 5, lower wing plate 6.
Specific embodiment
Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.
Embodiment 1
As shown in Fig. 1,2,3,4,5, a kind of aluminium alloy semi-trailer longitudinal beam assembly, including longeron 1, the longeron 1 uses
Aluminum alloy materials are made.Compared with the steel longeron assembly of the prior art, the longeron 1 uses aluminum alloy materials, can meet
Laws and regulations requirement improves weight loss effect in the case of carrying, improve corrosion resistance, improves recovery value, salvage value rate, economic benefit,
Expand application prospect.
Embodiment 2
On the basis of aluminium alloy semi-trailer longitudinal beam assembly described in embodiment 1, the longeron includes ab sections, bc sections and cd
Section, ab sections described, bc sections and cd sections integrated molding.Compared with the longeron assembly welding structure of the prior art, which makes longeron 1
There is no welding structure, the stress concentration of welding position generation can be eliminated, longeron 1 can be eliminated and become using welding caused by butt welding method
Shape effectively improves bearing strength, reduces the possibility of longeron assembly fracture, improves the service life of semitrailer.
Embodiment 3
As shown in Figure 2,3, on the basis of aluminium alloy semi-trailer longitudinal beam assembly described in embodiment 2, described ab sections including upper
Wing plate 4, web 5,5 height of web pass through gradual increase, and 5 maximum height of web is equal to described bc sections
With the maximum height of cd sections of webs 5, section is T fonts.Described bc sections and cd sections includes upper flange 4, web 5, lower wing plate 6,
Its section is I-shaped.Compared with the longeron assembly structure of the prior art, which makes the longeron assembly not change ab sections, bc
Section, cd section it is isostructural in the case of can be according to a variety of gooseneck reinforcing plates of intensity requirement cooperation.
Embodiment 4
On the basis of aluminium alloy semi-trailer longitudinal beam assembly described in embodiment 3, described ab sections and bc section of web 5 and gooseneck
Reinforcing plate 2 is welded, and 2 thickness of gooseneck reinforcing plate is 20~28mm, and width is described bc sections and cd sections 6 width of lower wing plate
1.2~1.8 times.In the prior art, after the ab sections of longeron 1 are connected with gooseneck reinforcing plate 2, directly it is connected with towing plate,
After the bc sections of longeron 1 are connected with gooseneck reinforcing plate 2, directly it is connected with supporting leg, forms 2 connecting portions.When vehicle is not
In flat road surface when driving, 2 connecting portions are also easy to produce stress concentration, are broken longeron assembly, reduce the use of semitrailer
Service life.So the improvement can increase the bonding strength of 2 connecting portions, a part of stress concentration is offset, it is total to reduce longeron
Into the possibility of fracture, increase the service life of semitrailer.Wherein gooseneck reinforcing plate 2 is thickeied, is widened, can rationally using structure
It is obviously improved bending stiffness at gooseneck.
Embodiment 5
On the basis of aluminium alloy semi-trailer longitudinal beam assembly described in embodiment 4,2 rear portion of gooseneck reinforcing plate and the bc
Section lower wing plate 6 overlaps, and the length of overlapping part 3 is 600~1000mm, can further improve the bending stiffness of overlapping part 3.
Finally illustrate, preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can in the form and details make it various changes, without departing from the utility model claims book institute
The range of restriction.
Claims (1)
1. a kind of aluminium alloy semi-trailer longitudinal beam assembly, including longeron, it is characterised in that：The longeron uses aluminum alloy materials system
Into；The longeron includes ab sections, bc sections and cd sections, ab sections described, bc sections and cd sections integrated molding；Described ab sections includes upper limb
Plate, web, the web height pass through gradual increase, and the web maximum height is equal to described bc section and cd sections
The maximum height of web, section are T fonts, and described bc sections and cd sections includes upper flange, web, lower wing plate, and section is work
Font；Described ab sections and bc section of web is welded with gooseneck reinforcing plate, and it is 20~28mm that the gooseneck, which strengthens plate thickness, and width is
1.2~1.8 times of described bc sections and cd sections lower wing plate width；The gooseneck is strengthened postlaminar part and is overlapped with the bc sections of lower wing plate,
The length of overlapping part is 600~1000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495567.6U CN207510507U (en) | 2017-11-10 | 2017-11-10 | A kind of aluminium alloy semi-trailer longitudinal beam assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495567.6U CN207510507U (en) | 2017-11-10 | 2017-11-10 | A kind of aluminium alloy semi-trailer longitudinal beam assembly |
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| Publication Number | Publication Date |
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| CN207510507U true CN207510507U (en) | 2018-06-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672674A (en) * | 2017-11-10 | 2018-02-09 | 辽宁忠旺特种车辆制造有限公司 | A kind of aluminium alloy semi-trailer longitudinal beam assembly |
| 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 |
| CN109604849A (en) * | 2018-12-21 | 2019-04-12 | 辽宁忠旺特种车辆制造有限公司 | A kind of welding structure and technique of semi-trailer longitudinal beam |
-
2017
- 2017-11-10 CN CN201721495567.6U patent/CN207510507U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672674A (en) * | 2017-11-10 | 2018-02-09 | 辽宁忠旺特种车辆制造有限公司 | A kind of aluminium alloy semi-trailer longitudinal beam assembly |
| 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 |
| CN109604849A (en) * | 2018-12-21 | 2019-04-12 | 辽宁忠旺特种车辆制造有限公司 | A kind of welding structure and technique of semi-trailer longitudinal beam |
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