CN203920944U - Railway carriage or compartment car - Google Patents
Railway carriage or compartment car Download PDFInfo
- Publication number
- CN203920944U CN203920944U CN201320797721.0U CN201320797721U CN203920944U CN 203920944 U CN203920944 U CN 203920944U CN 201320797721 U CN201320797721 U CN 201320797721U CN 203920944 U CN203920944 U CN 203920944U
- Authority
- CN
- China
- Prior art keywords
- compartment
- car
- railway carriage
- headstock
- deflecting plate
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model provides a kind of railway carriage or compartment car, the guard rail that comprises headstock, is hung on the compartment on described headstock and is separately fixed at both sides, described compartment and extend downward vertically.Wherein, described car bottom is provided with streamlined reefer housing, described streamlined reefer housing comprises and presents the deflecting plate that symmetrical structure is separately fixed at two side skirts on described guard rail and is fixed on described car bottom, described deflecting plate is positioned at one end of the close described headstock of two described side skirts, and extended to opposite side skirtboard with the arching trajectory protruding to described headstock direction by a side skirt wherein, compared with correlation technique, the utility model railway carriage or compartment car air resistance coefficient is little, fuel-economizing.
Description
[technical field]
The utility model relates to a kind of railway carriage or compartment car, relates in particular to a kind of railway carriage or compartment car that falls windage fuel-economizing that has.
[background technology]
At present auto-industry develop rapidly, and car comfort, environmental protection, energy-conservation etc. becomes the important indicator of weighing automobile quality.Along with the proposition of national three stages oil consumption target, oil consumption has become the core content of Ge great car company work.Control windage as reducing one of important means of oil consumption in auto trade, more and more cause people's attention.Statistics shows: in the time that Vehicle Speed exceedes 70km/h, windage just becomes the main source of external motion resistance.Due to increasing and the raising of the speed of a motor vehicle of express highway, windage is increasing on the impact of oil consumption, and therefore, windage has become the important parameter that auto trade is competitively chased.In carrier, such as the competition of railway carriage or compartment car, more and more higher to the requirement of moulding especially.But moulding conflicts sometimes mutually with aerodynamics, under the prerequisite that does not change moulding, reduce air resistance coefficient, be the target that each auto vendor is pursued.
The railway carriage or compartment car of correlation technique comprises headstock and semi-mounted or entirely hangs over the compartment on described headstock, and compartment is van-type car body.But the railway carriage or compartment car of correlation technique is only provided with streamlined reefer housing, side deflecting plate at described headstock top.Compartment is not arranged to deflector, and the windage that compartment is subject to is little unlike headstock, this is also to reduce one of undesirable reason of air resistance coefficient effect.
Therefore, be necessary to propose a kind of new railway carriage or compartment bassinet structure to overcome above-mentioned technical matters in fact.
[utility model content]
It is little that the technical matters that the utility model need solve is to provide a kind of air resistance coefficient, the railway carriage or compartment car of fuel-economizing.
According to above-mentioned technical matters, design a kind of railway carriage or compartment car, its objective is such realization: a kind of railway carriage or compartment car, the guard rail that comprises headstock, is hung on the compartment on described headstock and is separately fixed at described compartment both sides and extend downward vertically.Wherein, described car bottom is provided with streamlined reefer housing, described streamlined reefer housing comprises and presents the deflecting plate that symmetrical structure is separately fixed at two side skirts on described guard rail and is fixed on described car bottom, described deflecting plate is positioned at one end of the close described headstock of two described side skirts, and is extended to opposite side skirtboard with the arching trajectory protruding to described headstock direction by a side skirt wherein.
Preferably, the caudal directions away from compartment described in a side direction of described car bottom of described deflecting plate tilts.
Preferably, described baffle upper plate surface is provided with some well-distributed shrinkage pools.
Preferably, described shrinkage pool diameter is about 3cm, the degree of depth is 0.025cm.
Compared with correlation technique, the utility model railway carriage or compartment car air resistance coefficient is little, fuel-economizing.
[brief description of the drawings]
Fig. 1 is the block diagram (headstock is not shown) of the utility model railway carriage or compartment car.
[detailed description of the invention]
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of railway carriage or compartment car 10, the guard rail 2 that comprises headstock (not shown), is hung on the compartment 1 on headstock and is separately fixed at 1 both sides, compartment and extend downward vertically.Wherein, 1 bottom, compartment is provided with streamlined reefer housing 3, streamlined reefer housing 3 comprises that presenting symmetrical structure is separately fixed at two side skirts 31 and the deflecting plate 32 that is fixed on 1 bottom, compartment on guard rail 2, deflecting plate 32 is positioned at one end of the close headstock of two side skirts 31, and by wherein a side skirt 31 is to extend to opposite side skirtboard 31 to the arching trajectory of headstock direction protrusion, 1 bottom, compartment, deflecting plate 32 and side skirt 31 surround guiding region jointly.Railway carriage or compartment car 10 in the process of moving, 1 bottom, compartment is subject to gas shock head-on, deflecting plate 32 is by the lead both sides of streamlined reefer housing of air-flow, 31 guiding regions that stop air-flow to be entered 1 bottom, compartment by side of side skirt, in guiding region, just produce pulsation-free meiobar, and 1 top, compartment are higher-pressure region, the pressure reduction of high and low pressure increases the downforce that whole compartment 1 is subject to, the tire earth-grasping force of railway carriage or compartment car 10 is strengthened, thereby reduced rolling frictional resistance, reach and fall resistance oil-saving effect.In present embodiment, deflecting plate 32 is arcuate structure setting, more excellent, and the caudal directions in the side direction compartment 1 away from 1 bottom, compartment of deflecting plate 32 tilts, and this structure arranges whole streamlined reefer housing 3 designs are to wedge structure, and water conservancy diversion effect is more excellent.
Deflecting plate 32 surfaces are provided with some well-distributed shrinkage pools 4.When smooth deflecting plate 32 streams, in the evening that Transitional And Turbulent Flow occurs, the regular flow corresponding with turbulent flow is called laminar flow, and more easily there is flow separation phenomenon in laminar boundary layer, be the surface that streamline leaves deflecting plate, cause larger slough after deflecting plate, produce very large resistance.And deflecting plate 32 surfaces are while having shrinkage pool, indenture impels Transitional And Turbulent Flow to occur, and turbulent boundary layer is difficult for occurring flow separation phenomenon, thereby reduces slough, has reduced resistance.Concrete, in present embodiment, shrinkage pool 4 diameters are about 3cm, the degree of depth is 0.025cm.
Compared with correlation technique, the utility model railway carriage or compartment car is provided with deflector at car bottom, shunt and make car bottom form stable meiobar by deflector, reduce windage, form pressure reduction with car body top higher-pressure region simultaneously, tire earth-grasping force is strengthened, thereby reduced rolling frictional resistance, reach reduction resistance, reduce the object of oil consumption.
Above-described is only embodiment of the present utility model; it should be pointed out that for the person of ordinary skill of the art at this, do not departing under the prerequisite of the utility model creation design; can also make improvement, but these all belong to protection domain of the present utility model.
Claims (4)
1. a railway carriage or compartment car, the guard rail that comprises headstock, is hung on the compartment on described headstock and is separately fixed at both sides, described compartment and extend downward vertically, it is characterized in that: described car bottom is provided with streamlined reefer housing, described streamlined reefer housing comprises and presents the deflecting plate that symmetrical structure is separately fixed at two side skirts on described guard rail and is fixed on described car bottom, described deflecting plate is positioned at one end of the close described headstock of two described side skirts, and is extended to opposite side skirtboard with the arching trajectory protruding to described headstock direction by a side skirt wherein.
2. railway carriage or compartment according to claim 1 car, is characterized in that: the caudal directions away from compartment described in a side direction of described car bottom of described deflecting plate tilts.
3. railway carriage or compartment according to claim 2 car, is characterized in that: the surface of described deflecting plate is provided with some well-distributed shrinkage pools.
4. railway carriage or compartment according to claim 3 car, is characterized in that: described shrinkage pool diameter is about 3cm, the degree of depth is 0.025cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797721.0U CN203920944U (en) | 2013-12-06 | 2013-12-06 | Railway carriage or compartment car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797721.0U CN203920944U (en) | 2013-12-06 | 2013-12-06 | Railway carriage or compartment car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203920944U true CN203920944U (en) | 2014-11-05 |
Family
ID=51816803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320797721.0U Expired - Fee Related CN203920944U (en) | 2013-12-06 | 2013-12-06 | Railway carriage or compartment car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203920944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627805A (en) * | 2015-09-07 | 2017-05-10 | 特兰斯特克斯复合材料公司 | Self-repositioning strut for aerodynamic skirt |
| CN108068703A (en) * | 2016-11-11 | 2018-05-25 | 福特全球技术公司 | Integrated foot pedal and side skirt system and correlation technique |
-
2013
- 2013-12-06 CN CN201320797721.0U patent/CN203920944U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627805A (en) * | 2015-09-07 | 2017-05-10 | 特兰斯特克斯复合材料公司 | Self-repositioning strut for aerodynamic skirt |
| CN108068703A (en) * | 2016-11-11 | 2018-05-25 | 福特全球技术公司 | Integrated foot pedal and side skirt system and correlation technique |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20201206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |