CN204077802U - A kind of front cross rail assembly - Google Patents
A kind of front cross rail assembly Download PDFInfo
- Publication number
- CN204077802U CN204077802U CN201420488721.7U CN201420488721U CN204077802U CN 204077802 U CN204077802 U CN 204077802U CN 201420488721 U CN201420488721 U CN 201420488721U CN 204077802 U CN204077802 U CN 204077802U
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- CN
- China
- Prior art keywords
- aerofoil
- entablatrance
- front cross
- rail assembly
- cross rail
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- 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.)
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Abstract
The utility model discloses a kind of front cross rail assembly, comprise entablatrance aerofoil, cross sill aerofoil, the crossbeam outside of belly, also comprise reinforced liner, upper reinforcing plate, lower reinforcing plate and frame for fixing heat sink; Entablatrance aerofoil parallels with cross sill aerofoil; The crossbeam outside of belly is vertical connection with entablatrance aerofoil with a side end face of cross sill aerofoil respectively; Reinforced liner parallels with the crossbeam outside of belly, and reinforced liner is connected with entablatrance aerofoil is vertical with cross sill aerofoil; Upper reinforcing plate is arranged on the end face two ends of entablatrance aerofoil; Lower reinforcing plate is arranged on the two ends, bottom surface of cross sill aerofoil; Frame for fixing heat sink is connected with the upper reinforcing plate of entablatrance aerofoil is vertical; Entablatrance aerofoil and cross sill aerofoil and the crossbeam outside of belly are provided with loss of weight through hole.Front cross rail assembly of the present utility model, ensures on the basis of front cross rail bulk strength at use reinforced liner and brace panel, reduces the overall weight of front cross rail by increasing loss of weight through hole, improves the service efficiency of front cross rail assembly.
Description
Technical field
The utility model relates to automobile chassis frame technical field, is specifically related to a kind of front cross rail assembly.
Background technology
Automotive front crossbeam is component part important in vehicle frame, when wheel is subject to the impact on ground, front cross rail can play withstand shocks, the effect of dispersive stress, so the requirement of the design demand fulfillment strength and stiffness of front cross rail.
Present stage is for heavy-duty commercial vehicle, front cross rail adopts grooved punching structure usually, this structure inherently causes the weight of front cross rail larger because size is comparatively large, and along with the development of heavy-duty commercial vehicle dynamic assembly technology, moment of torsion suffered by front cross rail is also increasing, in order to meet the torsion reliability of front cross rail, can only be gained in strength by the method increasing front cross rail material thickness, so just further increase the overall weight of front cross rail, very large impact is caused on vehicle loss of weight.
Simultaneously, the front end assembly structure of heavy-duty commercial vehicle is very complicated, needs to install dynamic assembly and vehicle body related accessories, and the front cross rail of existing structure needs to increase a lot of fixed support and is fixed related accessories, which adds the parts kind of front cross rail assembly, be unfavorable for installing and maintenance.
Utility model content
The purpose of this utility model is to provide a kind of front cross rail assembly, on the basis ensureing front cross rail bulk strength, reduce the overall weight of front cross rail as much as possible, the mounting hole of dynamic assembly and vehicle body related accessories is set simultaneously on front cross rail, reduce and use unnecessary fixed support, not only be convenient to installation and the maintenance of related accessories, weight and cost can be reduced simultaneously, improve the service efficiency of front cross rail assembly.
For achieving the above object, the utility model provides following technical scheme:
A kind of front cross rail assembly, comprises cushion body, comprises entablatrance aerofoil, cross sill aerofoil, the crossbeam outside of belly, also comprise reinforced liner, upper reinforcing plate, lower reinforcing plate and frame for fixing heat sink; Described entablatrance aerofoil parallels with described cross sill aerofoil; The described crossbeam outside of belly is vertical connection with described entablatrance aerofoil with a side end face of described cross sill aerofoil respectively; Described reinforced liner parallels with the described crossbeam outside of belly, and described reinforced liner is connected with described entablatrance aerofoil is vertical with described cross sill aerofoil; Described upper reinforcing plate is arranged on the end face two ends of described entablatrance aerofoil; Described lower reinforcing plate is arranged on the two ends, bottom surface of described cross sill aerofoil; Described frame for fixing heat sink is connected with the described upper reinforcing plate of described entablatrance aerofoil is vertical; Described entablatrance aerofoil and described cross sill aerofoil and the described crossbeam outside of belly are provided with loss of weight through hole.
Preferably, the two ends of the described crossbeam outside of belly are provided with semicircle arcuation breach, and are connected with described cross sill aerofoil with described entablatrance aerofoil by welding manner.
Preferably, described entablatrance aerofoil and described cross sill aerofoil and the described crossbeam outside of belly are also provided with bolt hole, for installing engine fittings.
Preferably, described reinforced liner is " work " character form structure, is connected with described entablatrance aerofoil by welding manner with described cross sill aerofoil.
Preferably, inside " work " character form structure on described reinforced liner, depressed area is provided with adapter plate, and described adapter plate is provided with mounting hole, for being fixedly connected with bumper/spoiler and hook-towing device.
Preferably, described upper reinforcing plate is provided with the first fixed orifice of through described entablatrance aerofoil, described lower reinforcing plate is provided with the second fixed orifice of through described cross sill aerofoil, front cross rail assembly is by being fixed on vehicle rail through the binding bolt of described first fixed orifice and described second fixed orifice.
Preferably, the waist shaped hole of through described entablatrance aerofoil is provided with between described first fixed orifice.
Preferably, the thickness of slab of described entablatrance aerofoil, described cross sill aerofoil and the described crossbeam outside of belly is 4.5 ~ 5.5mm; The thickness of slab of described reinforced liner, described upper reinforcing plate and described lower reinforcing plate is 5.5 ~ 6.5mm.
Preferably, described frame for fixing heat sink is " L " shape structure, is fixedly connected with described upper reinforcing plate by welding manner.
Preferably, described frame for fixing heat sink is provided with connecting bore, radiator is by being fixedly connected with frame for fixing heat sink through the binding bolt of described connecting bore.
The beneficial effects of the utility model are:
Front cross rail assembly of the present utility model, ensure on the basis of front cross rail bulk strength at use reinforced liner and brace panel, by increasing the overall weight that loss of weight through hole reduces front cross rail on upper and lower crossbeam aerofoil and the crossbeam outside of belly, and by arranging the mounting hole of dynamic assembly and vehicle body related accessories on front cross rail, reduce and use unnecessary fixed support, not only be convenient to installation and the maintenance of related accessories, weight and cost can be reduced simultaneously, improve the service efficiency of front cross rail assembly.
Further, the two ends of the crossbeam outside of belly are provided with semicircle arcuation breach, and be connected with cross sill aerofoil with entablatrance aerofoil by welding manner, be conducive to the weight being alleviated front cross rail assembly by semicircle arcuation breach, and the stress equilibrium be applied on the crossbeam outside of belly also can be distributed on front cross rail assembly by the breach of semicircle arcuation, increase the service life of front cross rail assembly.
Further, entablatrance aerofoil and cross sill aerofoil and the crossbeam outside of belly are also provided with bolt hole, for installing engine fittings, be conducive to, by bolt hole, engine fittings and pipeline thereof are installed, reduce support bracket fastened use, not only can reduce the overall weight of front cross rail assembly, be easy for installation and maintenance, and the service efficiency of front cross rail assembly can be improved.
Further, reinforced liner is " work " character form structure, be connected with cross sill aerofoil with entablatrance aerofoil by welding manner, be conducive to the intensity being increased front cross rail assembly by the support performance of " work " character form structure, the stress equilibrium be applied on entablatrance aerofoil and cross sill aerofoil can also be distributed on front cross rail assembly by " work " character form structure, increases the service life of front cross rail assembly.
Further, inside " work " character form structure on reinforced liner, depressed area is provided with adapter plate, and adapter plate is provided with mounting hole, for being fixedly connected with bumper/spoiler and hook-towing device, be conducive to, by the large feature of depressed area intensity inside " work " character form structure, making adapter plate can more firmly fix bumper/spoiler and hook-towing device.
Further, upper reinforcing plate is provided with the first fixed orifice of through entablatrance aerofoil, lower reinforcing plate is provided with the second fixed orifice of through cross sill aerofoil, front cross rail assembly is by being fixed on chassis side rail through the binding bolt of the first fixed orifice and the second fixed orifice, be conducive to the pass-through design by the first fixed orifice and the second fixed orifice, binding bolt can be made to disperse a part to be applied to stress on entablatrance aerofoil and cross sill aerofoil on upper reinforcing plate and lower reinforcing plate, the bulk strength of front cross rail assembly can be made like this to improve, increase the service life of front cross rail assembly.
Further, the waist shaped hole of through entablatrance aerofoil is provided with between first fixed orifice, be conducive to the weight being reduced front cross rail assembly by through waist shaped hole, waist-shaped hole can also make mounting tools pass through simultaneously, is convenient to the parts be assemblied on cross sill aerofoil and carries out installing and keeping in repair.
Further, the thickness of slab of entablatrance aerofoil, cross sill aerofoil and the crossbeam outside of belly is 4.5 ~ 5.5mm; The thickness of slab of reinforced liner, upper reinforcing plate and lower reinforcing plate is 5.5 ~ 6.5mm, be conducive to by the adjustment to thickness of slab different on front cross rail assembly, not only ensure that the bulk strength of front cross rail assembly, and the stress be applied on front cross rail assembly can be disperseed by actv., increase the service life of front cross rail assembly.
Further, frame for fixing heat sink is " L " shape structure, be fixedly connected with upper reinforcing plate by welding manner, and frame for fixing heat sink is provided with connecting bore, radiator is fixedly connected with frame for fixing heat sink by the binding bolt through connecting bore, be conducive to the difficulty being reduced production technology by welding manner, the characteristic of " L " shape structure can be utilized to improve the installation strength of radiator simultaneously, and the vibration stress brought by radiator is distributed on front cross rail assembly, increase the service life of radiator.
Accompanying drawing explanation
Next will be described in further detail specific embodiment of the utility model by reference to the accompanying drawings, wherein:
Fig. 1 is the front cross rail assembly structure chart of the utility model embodiment;
Fig. 2 is the front cross rail assembly back view of the utility model embodiment.
Mark in upper figure:
1, entablatrance aerofoil 2, cross sill aerofoil 3, the crossbeam outside of belly
4, reinforced liner 5, upper reinforcing plate 6, lower reinforcing plate
7, frame for fixing heat sink 8, loss of weight through hole 9, semicircle arcuation breach
10, bolt hole 11, adapter plate 12, mounting hole
13, the first fixed orifice 14, second fixed orifice 15, waist shaped hole
16, connecting bore
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
As depicted in figs. 1 and 2, a kind of front cross rail assembly of the present utility model, comprises entablatrance aerofoil 1, cross sill aerofoil 2, the crossbeam outside of belly 3, also comprises reinforced liner 4, upper reinforcing plate 5, lower reinforcing plate 6 and frame for fixing heat sink 7; Entablatrance aerofoil 1 parallels with cross sill aerofoil 2; The crossbeam outside of belly 3 is vertical connection with entablatrance aerofoil 1 with a side end face of cross sill aerofoil 2 respectively; Reinforced liner 4 parallels with the crossbeam outside of belly 3, and reinforced liner 4 is connected with entablatrance aerofoil 1 is vertical with cross sill aerofoil 2; Upper reinforcing plate 5 is arranged on the end face two ends of entablatrance aerofoil 1; Lower reinforcing plate 6 is arranged on the two ends, bottom surface of cross sill aerofoil 2; Frame for fixing heat sink 7 is connected with the upper reinforcing plate 5 of entablatrance aerofoil 1 is vertical; Entablatrance aerofoil 1 and cross sill aerofoil 2 and the crossbeam outside of belly 3 are provided with loss of weight through hole 8.This front cross rail assembly, ensure on the basis of front cross rail bulk strength at use reinforced liner 4 and upper reinforcing plate 5, lower reinforcing plate 6, by increasing the overall weight that loss of weight through hole 8 reduces front cross rail on entablatrance aerofoil 1, cross sill aerofoil 2 and the crossbeam outside of belly 3, and by arranging the mounting hole of dynamic assembly and vehicle body related accessories on front cross rail, reduce and use unnecessary fixed support, not only be convenient to installation and the maintenance of related accessories, weight and cost can be reduced simultaneously, improve the service efficiency of front cross rail assembly.Can find out in FIG, entablatrance aerofoil 1 and cross sill aerofoil 2 are respectively arranged with 6 circular loss of weight through holes 8, adopt circular loss of weight through hole 8 mainly in order on the intensity basis ensureing front cross rail assembly, carry out dispersed stress by circular port as far as possible.And as can be seen from Figure 2, the crossbeam outside of belly 3 is provided with 13 as cellular loss of weight through hole 8, mainly in order to further reduce the weight of front cross rail assembly, the loss of weight through hole 8 that wherein corresponding with the mounting hole 12 of reinforced liner 4 position is arranged also is convenient to passing through of mounting tools.The setting position of above-mentioned loss of weight through hole 8 is all just determined after stress analysis is verified, the position of loss of weight through hole 8 avoids position the most stressed on front cross rail, not only decrease the weight of front cross rail assembly to greatest extent, improve stock utilization, reduce costs, and can also ensure that front cross rail assembly can meet the requirement of strength of car load.Certainly, entablatrance aerofoil 1, cross sill aerofoil 2 and the crossbeam outside of belly 3 also can carry out loss of weight by this area common methods such as change materials, do not limit in the utility model embodiment.
As shown in Figure 2, the two ends of the crossbeam outside of belly 3 are provided with semicircle arcuation breach 9, and be connected with cross sill aerofoil 2 with entablatrance aerofoil 1 by welding manner, be conducive to the weight being alleviated front cross rail assembly by semicircle arcuation breach 9, and the stress equilibrium be applied on the crossbeam outside of belly 3 also can be distributed on front cross rail assembly by semicircle arcuation breach 9, increase the service life of front cross rail assembly.
As depicted in figs. 1 and 2, entablatrance aerofoil 1 and cross sill aerofoil 2 and the crossbeam outside of belly 3 are also provided with bolt hole 10, for installing engine fittings, be conducive to, by bolt hole 10, engine fittings and pipeline thereof are installed, reduce support bracket fastened use, not only can alleviate the overall weight of front cross rail assembly, be easy for installation and maintenance, and the service efficiency of front cross rail assembly can be improved.Certainly, the position residing for engine fittings and strength stress relation also can fix engine fittings and pipeline thereof by the fixing means that this area such as clamping or riveted joint is conventional, do not limit in the utility model embodiment.
As shown in Figure 1, reinforced liner 4 is " work " character form structure, be connected with cross sill aerofoil 2 with entablatrance aerofoil 1 by welding manner, be conducive to the intensity being increased front cross rail assembly by the support performance of " work " character form structure, the stress equilibrium be applied on entablatrance aerofoil 1 and cross sill aerofoil 2 can also be distributed on front cross rail assembly by " work " character form structure, increases the service life of front cross rail assembly.The structure of reinforced liner 4 can use random appearance, in the utility model mainly according to the integrated stress analysis of front cross rail assembly preferably " work " character form structure obtain the strongest support effect.
In addition, inside " work " character form structure on reinforced liner 4, depressed area is provided with adapter plate 11, adapter plate 11 is provided with mounting hole 12, for being fixedly connected with bumper/spoiler and hook-towing device, be conducive to, by the large feature of depressed area intensity inside " work " character form structure, making adapter plate 11 can more firmly fix bumper/spoiler and hook-towing device.
As shown in Figure 1, upper reinforcing plate 5 is provided with the first fixed orifice 13 of through entablatrance aerofoil 1, lower reinforcing plate 6 is provided with the second fixed orifice 14 of through cross sill aerofoil 2, front cross rail assembly is by being fixed on chassis side rail through the binding bolt of the first fixed orifice 13 and the second fixed orifice 14, be conducive to the pass-through design by the first fixed orifice 13 and the second fixed orifice 14, binding bolt can be made to disperse a part to be applied to stress on entablatrance aerofoil 1 and cross sill aerofoil 2 on upper reinforcing plate 5 and lower reinforcing plate 6, the bulk strength of front cross rail assembly can be made like this to improve, increase the service life of front cross rail assembly.
In addition, the waist shaped hole 15 of through entablatrance aerofoil 1 is provided with between first fixed orifice 13, be conducive to the weight being reduced front cross rail assembly by through waist shaped hole 15, waist-shaped hole 15 can also make mounting tools pass through simultaneously, is convenient to the parts be assemblied on cross sill aerofoil and carries out installing and keeping in repair.Certainly, in actual applications, slotted eye or slot also can be selected between the first fixed orifice 13 to facilitate passing of mounting tools, do not limit in the utility model embodiment.
In the utility model, the thickness of slab of entablatrance aerofoil 1, cross sill aerofoil 2 and the crossbeam outside of belly 3 is 4.5 ~ 5.5mm; The thickness of slab of reinforced liner 4, upper reinforcing plate 5 and lower reinforcing plate 6 is 5.5 ~ 6.5mm, be conducive to by the adjustment to thickness of slab different on front cross rail assembly, not only ensure that the bulk strength of front cross rail assembly, and the stress be applied on front cross rail assembly can be disperseed by actv., increase the service life of front cross rail assembly.
As shown in Figure 1, frame for fixing heat sink 7 is " L " shape structure, be fixedly connected with upper reinforcing plate 5 by welding manner, and frame for fixing heat sink 7 is provided with connecting bore 16, radiator is fixedly connected with frame for fixing heat sink 7 by the binding bolt through connecting bore 16, be conducive to the difficulty being reduced production technology by welding manner, the characteristic of " L " shape structure can be utilized to improve the installation strength of radiator simultaneously, and the vibration stress brought by radiator is distributed on front cross rail assembly, increase the service life of radiator.
A kind of front cross rail assembly of the present utility model can be applied on heavy-duty commercial vehicle field, other have the light commercial vehicle of identical body frame structure for automotive feature or passenger vehicle when meeting mounting condition, and the utility model also can be used to improve front cross rail assembly.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and only by the restriction of claim, those of ordinary skill in the art can easily modify to it and change, but do not leave essential idea of the present utility model and scope.
Claims (10)
1. a front cross rail assembly, comprises entablatrance aerofoil, cross sill aerofoil, the crossbeam outside of belly, it is characterized in that: also comprise reinforced liner, upper reinforcing plate, lower reinforcing plate and frame for fixing heat sink; Described entablatrance aerofoil parallels with described cross sill aerofoil; The described crossbeam outside of belly is vertical connection with described entablatrance aerofoil with a side end face of described cross sill aerofoil respectively; Described reinforced liner parallels with the described crossbeam outside of belly, and described reinforced liner is connected with described entablatrance aerofoil is vertical with described cross sill aerofoil; Described upper reinforcing plate is arranged on the end face two ends of described entablatrance aerofoil; Described lower reinforcing plate is arranged on the two ends, bottom surface of described cross sill aerofoil; Described frame for fixing heat sink is connected with the described upper reinforcing plate of described entablatrance aerofoil is vertical; Described entablatrance aerofoil and described cross sill aerofoil and the described crossbeam outside of belly are provided with loss of weight through hole.
2. front cross rail assembly according to claim 1, is characterized in that, the two ends of the described crossbeam outside of belly are provided with semicircle arcuation breach, and are connected with described cross sill aerofoil with described entablatrance aerofoil by welding manner.
3. front cross rail assembly according to claim 1, is characterized in that, described entablatrance aerofoil and described cross sill aerofoil and the described crossbeam outside of belly are also provided with bolt hole, for installing engine fittings.
4. front cross rail assembly according to claim 1, is characterized in that, described reinforced liner is " work " character form structure, and is connected with described cross sill aerofoil with described entablatrance aerofoil by welding manner.
5. front cross rail assembly according to claim 4, is characterized in that, inside " work " character form structure on described reinforced liner, depressed area is provided with adapter plate, and described adapter plate is provided with mounting hole, for being fixedly connected with bumper/spoiler and hook-towing device.
6. front cross rail assembly according to claim 1, it is characterized in that, described upper reinforcing plate is provided with the first fixed orifice of through described entablatrance aerofoil, described lower reinforcing plate is provided with the second fixed orifice of through described cross sill aerofoil, front cross rail assembly is by being fixed on vehicle rail through the binding bolt of described first fixed orifice and described second fixed orifice.
7. front cross rail assembly according to claim 6, is characterized in that, is provided with the waist shaped hole of through described entablatrance aerofoil between described first fixed orifice.
8. the front cross rail assembly according to any one of claim 1 to 7, is characterized in that, the thickness of slab of described entablatrance aerofoil, described cross sill aerofoil and the described crossbeam outside of belly is 4.5 ~ 5.5mm; The thickness of slab of described reinforced liner, described upper reinforcing plate and described lower reinforcing plate is 5.5 ~ 6.5mm.
9. front cross rail assembly according to claim 1, is characterized in that, described frame for fixing heat sink is " L " shape structure, is fixedly connected with described upper reinforcing plate by welding manner.
10. front cross rail assembly according to claim 9, is characterized in that, described frame for fixing heat sink is provided with connecting bore, and radiator is by being fixedly connected with frame for fixing heat sink through the binding bolt of described connecting bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420488721.7U CN204077802U (en) | 2014-08-27 | 2014-08-27 | A kind of front cross rail assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420488721.7U CN204077802U (en) | 2014-08-27 | 2014-08-27 | A kind of front cross rail assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204077802U true CN204077802U (en) | 2015-01-07 |
Family
ID=52170545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420488721.7U Withdrawn - After Issue CN204077802U (en) | 2014-08-27 | 2014-08-27 | A kind of front cross rail assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204077802U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149854A (en) * | 2014-08-27 | 2014-11-19 | 安徽江淮汽车股份有限公司 | Front beam assembly |
| CN110091920A (en) * | 2018-01-31 | 2019-08-06 | 曼卡车和巴士股份公司 | The crossbeam of especially front beam for motor vehicles |
-
2014
- 2014-08-27 CN CN201420488721.7U patent/CN204077802U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149854A (en) * | 2014-08-27 | 2014-11-19 | 安徽江淮汽车股份有限公司 | Front beam assembly |
| CN110091920A (en) * | 2018-01-31 | 2019-08-06 | 曼卡车和巴士股份公司 | The crossbeam of especially front beam for motor vehicles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |