CN204323507U - There is the vehicle of jet flow drag reduction flow-guiding structure - Google Patents
There is the vehicle of jet flow drag reduction flow-guiding structure Download PDFInfo
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- CN204323507U CN204323507U CN201420820004.XU CN201420820004U CN204323507U CN 204323507 U CN204323507 U CN 204323507U CN 201420820004 U CN201420820004 U CN 201420820004U CN 204323507 U CN204323507 U CN 204323507U
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- flow
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- guiding structure
- jet
- compartment
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Abstract
The utility model discloses a kind of vehicle with jet flow drag reduction flow-guiding structure.This vehicle comprises vehicle body, and described vehicle body comprises vehicle frame and operator's compartment, and described vehicle frame is suitable for arranging container; Flow-guiding structure, described flow-guiding structure is arranged on the top cover of described operator's compartment, and the left side wall of described flow-guiding structure and right side wall are respectively arranged with jet orifice; Fluidic architecture, described fluidic architecture comprises: gas ejector, and described gas ejector is connected with described jet orifice and for by the outside jet-stream wind of described jet orifice.According to a kind of vehicle of the present utility model, by arranging flow-guiding structure and fluidic architecture can guide high velocity air to flow backward along vehicle outside effectively, change the gas flow of vehicle periphery, thus reduce the pneumatic drag coefficient of vehicle, improve the economy of fuel oil.
Description
Technical field
The utility model relates to facilities for transport and communication and manufactures field, particularly relates to a kind of vehicle with jet flow drag reduction flow-guiding structure.
Background technology
Orthodox car is generally provided with flow-guiding structure, and its structure immobilizes.But when the design width of flow-guiding structure mates not good with box width, easily make part high velocity air walk around flow-guiding structure and directly strike container front outsides region, cause the air resistance of vehicle to increase, increase the oil consumption of vehicle.
Utility model content
The utility model is intended to solve one of above-mentioned technical matters of the prior art at least to a certain extent.For this reason, an object of the present utility model is to propose a kind of vehicle.Described vehicle has flow-guiding structure and the fluidic architecture of improvement, can reduce the air resistance that vehicle advances at least to a certain extent, improves the economy of fuel oil.
Comprise vehicle body according to a kind of vehicle of the present utility model, described vehicle body comprises vehicle frame and operator's compartment, and described vehicle frame is suitable for arranging container; Driving engine and change-speed box, the Power output of generation is given the wheel of described vehicle by described driving engine by described change-speed box, described driving engine and described change-speed box are separately positioned on described vehicle frame; Flow-guiding structure, described flow-guiding structure is arranged on the top cover of described operator's compartment, and the left side wall of described flow-guiding structure and right side wall are respectively arranged with jet orifice; Fluidic architecture, described fluidic architecture comprises: gas ejector, and described gas ejector is connected with described jet orifice and for by the outside jet-stream wind of described jet orifice.
According to a kind of vehicle of the present utility model, by arranging flow-guiding structure and fluidic architecture can guide high velocity air to flow backward along vehicle outside effectively, change the gas flow of vehicle periphery, thus reduce the pneumatic drag coefficient of vehicle, improve the economy of fuel oil.
In addition, according to vehicle of the present utility model, following additional technical feature can also be had:
According to embodiments more of the present utility model, described flow-guiding structure comprises body and extension, described body is arranged on the upper surface of described top cover, and described extension is connected to the rear side of described body, on the left side wall that described jet orifice is formed in described extension and right side wall.
According to embodiments more of the present utility model, the front end of described body is 0.22 times of the length of described top cover apart from the distance in the forward position of described top cover, the rear end of described body and the rear along concordant of described top cover, the vertex of described flow-guiding structure is concordant with the upper surface of described container.
According to embodiments more of the present utility model, described jet orifice be strip shape and the length direction of described jet orifice along vertically-oriented, the width of described jet orifice is at 30mm, the upper edge of described jet orifice is 84mm apart from the vertical distance of the vertex of described flow-guiding structure, the lower edge of described jet orifice is 41mm apart from the vertical distance of the upper surface of described top cover, and described in the vertical distance between center line of described jet orifice, the distance of the aft end face of flow-guiding structure is 55mm.
According to embodiments more of the present utility model, the aft end face of described flow-guiding structure is 0.3 times of distance of rear surface apart from the front surface of described container of described operator's compartment apart from the distance of the rear surface of described operator's compartment.
According to embodiments more of the present utility model, the jet orifice on described left side wall and described right side wall is one.Thus, be convenient to jet orifice to operator's compartment both sides jet-stream wind, thus change gas flow.
Left side deflecting plate and right side deflecting plate is also comprised according to the vehicle of the utility model embodiment, the upper end of described left side deflecting plate is arranged on the lower end of the left side wall of described extension and the forward position of described left side deflecting plate is arranged on the left surface of described operator's compartment and the intersection of trailing flank, and the upper end of described right side deflecting plate is arranged on the lower end of the right side wall of described extension and the forward position of described right side deflecting plate is arranged on the right flank of described operator's compartment and the intersection of trailing flank.
According to embodiments more of the present utility model, the left surface of the relatively described operator's compartment of described left side deflecting plate and the right flank of the relatively described operator's compartment of described right side deflecting plate all stretch out.
According to embodiments more of the present utility model, described fluidic architecture is accommodated in described flow-guiding structure at least in part.
According to the vehicle of the utility model another aspect embodiment, when the speed of a motor vehicle of described vehicle is more than 30m/s, described gas ejector work, and the flow velocity of jet-stream wind is 22m/s, when the speed of a motor vehicle of described vehicle is not higher than 30m/s, described gas ejector quits work.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the vehicle schematic diagram according to the utility model embodiment;
Fig. 2 is the partial enlarged drawing of the flow-guiding structure according to Fig. 1.
Reference numeral:
Vehicle 100;
Vehicle body 11; Vehicle frame 11; Container 111; Operator's compartment 12;
Flow-guiding structure 2; Body 21; Extension 22; Jet orifice 23;
Deflecting plate 3.
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.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " cw ", orientation or the position relationship of the instruction such as " conter clockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrically connected maybe can communicate with one another; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Describe the vehicle 100 according to the utility model embodiment below with reference to Fig. 1-Fig. 2, may be used for carrying cargo.
As shown in Figure 1, vehicle body 1, flow-guiding structure 2 and fluidic architecture can be comprised according to the vehicle 100 of the utility model embodiment.Driving engine can be provided with in the machinery space of vehicle 100.Thermal power transfer can become mechanical energy to provide power to the normal traveling of vehicle 100 as an energy transfer mechanism by driving engine.
According to an embodiment of the present utility model, vehicle body 1 comprises vehicle frame 11 and operator's compartment 12, vehicle frame 11 is suitable for arrange container 111.In brief, vehicle frame 11 may be used for fixing operator's compartment 12 and container 111.Operator's compartment 12 can be fixed on the front portion of vehicle frame 11, and container 111 is fixed on the rear portion of vehicle frame 11 and is positioned at the rear side of operator's compartment 12, and container 111 may be used for storing goods so that vehicle 100 delivers.
As Figure 1-Figure 2, flow-guiding structure 2 is arranged on the top cover of operator's compartment 12.In other words, the top cover of operator's compartment 12 can be provided with flow-guiding structure 2.Flow-guiding structure 2 can have the air resistance reduced when vehicle 100 is run at high speed and the effect reducing fuel oil consumption.
Such as, there is certain stand out between the end face of the operator's compartment 12 of vehicle 100 and the end face of container 111.When vehicle 100 is run at high speed, the air-flow of operator's compartment 12 top and both sides just produces larger air resistance at the forward edge place of container 111, increases the pneumatic drag coefficient of vehicle 100, reduces Fuel Economy.After flow-guiding structure 2 is set, is conducive to strengthening the streamlined structure between operator's compartment 12 and container 111, is directed to flow past the flow direction of the air-flow of operator's compartment 12 with this, reduce air resistance, thus reduce fuel oil consumption further.
Preferably, the left side wall of flow-guiding structure 2 and right side wall are respectively arranged with jet orifice 23.That is, jet orifice 23 can be separately positioned on the left and right sidewall of flow-guiding structure 2.Further preferably, as shown in Figure 1, flow-guiding structure 2 can comprise body 21 and extension 22.Body 21 is arranged on the upper surface of operator's compartment 12 top cover, and extension 22 is connected to the rear side of body 21.On the left side wall that jet orifice 23 is formed in extension 22 and right side wall.Jet orifice 23 may be used for jet gas to change the path of motion of operator's compartment 12 liang of sidewinds, high velocity air is flowed backward along container 111 both sides certain distance, thus reduces air resistance, reduce oil consumption.
According to the vehicle 100 of the utility model embodiment, fluidic architecture can comprise gas ejector.Gas ejector is connected with jet orifice 23 and for by jet orifice 23 outwards jet-stream wind.Such as, in fluidic system, can air pump be set.When vehicle 100 runs, air pump and gas ejector are with constant power operations, and air pump starts suction gas and by flexible pipe, gas flowed to gas ejector, and now gas ejector can by jet orifice 23 outwards jet gas.The gas and changing flow direction of operator's compartment 12 both sides high velocity airs that jet orifice 23 sprays, avoids high velocity air and head-on clashes on front side of container 111 and produce air resistance.Thus, reduce the pneumatic drag coefficient of vehicle 100, reduce fuel oil consumption.
According to the vehicle 100 of the utility model embodiment, by arranging the air resistance that flow-guiding structure 2 and fluidic architecture can reduce when vehicle 100 is run at high speed effectively, thus reduce fuel oil consumption.
According to an embodiment of the present utility model, the distance in the forward position of the front end distance top cover of body 21 is 0.22 times of the length of top cover.As shown in Figure 2, the distance in the forward position of the front end distance top cover of body 21 is L1, and the length of top cover is L2, L1=0.22L2, but is not limited thereto.
Preferably, the rear end of body 21 and the rear along concordant of operator's compartment 12 top cover.That is, the rear end of body 21 and the rear edge of operator's compartment 12 top cover can be positioned on same vertical plane surface.Further preferably, the front end of extension 22 and the rear of top cover are along concordant.Extension 22 and body 21 can be integrative-structures, can certainly be Split type structures.
According to an embodiment of the present utility model, alternatively, the vertex of flow-guiding structure 2 is concordant with the upper surface of container 111.Thus, the air-flow that flow-guiding structure 2 guides can directly move from the top of container 111 backward, and is unlikely to directly to flow to container 111 forward upper, produces the air resistance advanced to vehicle 100.Further alternatively, the vertex of flow-guiding structure 2 also can higher than the upper surface of container 111.
According to an embodiment of the present utility model, alternatively, jet orifice 23 be strip shape and the length direction of jet orifice 23 along vertically-oriented, namely the length direction of jet orifice 23 is parallel to vertical direction.The width of jet orifice 23 at L3=30mm, as shown in Figure 2.The vertical distance of the upper vertex along distance flow-guiding structure 2 of jet orifice 23 is 84mm.The vertical distance of the lower upper surface along distance top cover of jet orifice 23 is L4=41mm, as shown in Figure 2.The distance of the aft end face of the vertical distance between center line flow-guiding structure 2 of jet orifice 23 is L5=55mm, as shown in Figure 2.
The explanation that the above-mentioned size about jet orifice 23 and position are arranged is only the utility model one embodiment alternatively, can not be interpreted as one restriction of the present utility model.
As the optional a kind of embodiment of the utility model, the distance of the rear surface of the aft end face distance operator's compartment 12 of flow-guiding structure 2 is 0.3 times of the distance of the front surface of the rear surface distance container 111 of operator's compartment 12.As shown in Figure 1, the distance of the rear surface of the aft end face distance operator's compartment 12 of flow-guiding structure 2 is L6, and the distance of the front surface of the rear surface distance container 111 of operator's compartment 12 is L7, then L6=0.3L7.Herein, only tool is set for flow-guiding structure 2 and the relative position between operator's compartment 12 and container 111 schematic.
According to an embodiment of the present utility model, the jet orifice 23 on left side wall and right side wall is one.That is, flow-guiding structure 2 is provided with two jet orifices 23, lays respectively on the left and right sidewall of flow-guiding structure 2.By arranging the flow direction that jet orifice 23 can change operator's compartment 12 liang of sidewinds effectively on the left and right sidewall of flow-guiding structure 2, reduce air resistance, thus improve the economy of fuel oil.
Vehicle 100 according to the utility model embodiment can also comprise deflecting plate 3, i.e. left side deflecting plate and right side deflecting plate.The upper end of left side deflecting plate is arranged on the lower end of the left side wall of extension 22 and the forward position of left side deflecting plate is arranged on the left surface of operator's compartment 12 and the intersection of trailing flank.In brief, left side deflecting plate can be arranged on the lower end of extension 22 left side wall, and is positioned at the rear portion of operator's compartment 12 left surface simultaneously.The upper end of right side deflecting plate is arranged on the lower end of the right side wall of extension 22 and the forward position of right side deflecting plate is arranged on the right flank of operator's compartment 12 and the intersection of trailing flank.In brief, right side deflecting plate can be arranged on the lower end of extension 22 right side wall, and is positioned at the rear portion of operator's compartment 12 right flank simultaneously.Preferably, left and right sides deflecting plate 3 is of similar shape and size.
As the utility model embodiment alternatively, left side deflecting plate all stretches out relative to the left surface of operator's compartment 12 and the right flank of the relative operator's compartment 12 of right side deflecting plate.Alternatively, the deflecting plate 3 of the left and right sides relatively operator's compartment 12 left and right side can outward extending at a certain angle while, the most outer place of the deflecting plate 3 of the left and right sides can be concordant with the left and right side of container 111.And left and right sides deflecting plate 3 is flowing transition with the left and right side of operator's compartment 12 respectively.Further alternatively, the left and right side of the relative container 111 of deflecting plate 3 of the left and right sides can stretch out, thus the deflecting plate 3 being beneficial to the left and right sides guides air-flow to flow backward from container 111 both sides.
According to an embodiment of the present utility model, fluidic architecture is accommodated in flow-guiding structure 2 at least in part.Thus, be beneficial to fluidic architecture and flow-guiding structure 2 cooperatively interacts each other, farthest reduce air resistance, thus reduce fuel oil consumption.
According to the vehicle 100 of the utility model another aspect embodiment, when the speed of a motor vehicle of vehicle 100 is more than 30m/s, gas ejector work, and the flow velocity of jet-stream wind is 22m/s.When the speed of a motor vehicle of vehicle 100 is not higher than 30m/s, gas ejector quits work.
Such as, can arrange car speed sensor on vehicle 100, car speed sensor can send the real-time speed of a motor vehicle to control system by signal transmitting system.When vehicle 100 moving velocity is lower than 30m/s, control system can close air pump and gas ejector, the passive drag reduction effect of now being brought into normal play by flow-guiding structure 2.When vehicle 100 moving velocity is more than 30m/s, control system controls the normal work of air pump and gas ejector.
Generally speaking, can reduce by arranging flow-guiding structure 2 and fluidic architecture the air resistance that vehicle 100 advances to a certain extent, reducing vehicle 100 pneumatic drag coefficient, thus reducing the oil consumption of vehicle 100.
For other structure of vehicle, such as driving engine, change-speed box etc. have been prior art all, such as driving engine by change-speed box by the power of generation by exporting to the wheel of vehicle after the chronotropic action of change-speed box, driving engine and change-speed box can be arranged on vehicle frame, can adopt the part of existing structure for these, the utility model does not elaborate.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification sheets or example can carry out engaging and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (10)
1. there is a vehicle for jet flow drag reduction flow-guiding structure, it is characterized in that, comprising:
Vehicle body, described vehicle body comprises vehicle frame and operator's compartment, and described vehicle frame is suitable for arranging container;
Driving engine and change-speed box, the Power output of generation is given the wheel of described vehicle by described driving engine by described change-speed box, described driving engine and described change-speed box are separately positioned on described vehicle frame;
Flow-guiding structure, described flow-guiding structure is arranged on the top cover of described operator's compartment, and the left side wall of described flow-guiding structure and right side wall are respectively arranged with jet orifice;
Fluidic architecture, described fluidic architecture comprises: gas ejector, and described gas ejector is connected with described jet orifice and for by the outside jet-stream wind of described jet orifice.
2. the vehicle with jet flow drag reduction flow-guiding structure according to claim 1, is characterized in that, described flow-guiding structure comprises:
Body and extension, described body is arranged on the upper surface of described top cover, and described extension is connected to the rear side of described body, on the left side wall that described jet orifice is formed in described extension and right side wall.
3. the vehicle with jet flow drag reduction flow-guiding structure according to claim 2, it is characterized in that, the front end of described body is 0.22 times of the length of described top cover apart from the distance in the forward position of described top cover, the rear end of described body and the rear along concordant of described top cover, the vertex of described flow-guiding structure is concordant with the upper surface of described container.
4. the vehicle with jet flow drag reduction flow-guiding structure according to claim 2, it is characterized in that, described jet orifice be strip shape and the length direction of described jet orifice along vertically-oriented, the width of described jet orifice is at 30mm, the upper edge of described jet orifice is 84mm apart from the vertical distance of the vertex of described flow-guiding structure, the lower edge of described jet orifice is 41mm apart from the vertical distance of the upper surface of described top cover, and described in the vertical distance between center line of described jet orifice, the distance of the aft end face of flow-guiding structure is 55mm.
5. the vehicle with jet flow drag reduction flow-guiding structure according to claim 2, it is characterized in that, the aft end face of described flow-guiding structure is 0.3 times of distance of rear surface apart from the front surface of described container of described operator's compartment apart from the distance of the rear surface of described operator's compartment.
6. the vehicle with jet flow drag reduction flow-guiding structure according to claim 2, is characterized in that, the jet orifice on described left side wall and described right side wall is one.
7. the vehicle with jet flow drag reduction flow-guiding structure according to claim 2, it is characterized in that, also comprise: left side deflecting plate and right side deflecting plate, the upper end of described left side deflecting plate is arranged on the lower end of the left side wall of described extension and the forward position of described left side deflecting plate is arranged on the left surface of described operator's compartment and the intersection of trailing flank, and the upper end of described right side deflecting plate is arranged on the lower end of the right side wall of described extension and the forward position of described right side deflecting plate is arranged on the right flank of described operator's compartment and the intersection of trailing flank.
8. the vehicle with jet flow drag reduction flow-guiding structure according to claim 7, is characterized in that, the left surface of the relatively described operator's compartment of described left side deflecting plate and the right flank of the relatively described operator's compartment of described right side deflecting plate all stretch out.
9. the vehicle with jet flow drag reduction flow-guiding structure according to claim 1, is characterized in that, described fluidic architecture is accommodated in described flow-guiding structure at least in part.
10. the vehicle with jet flow drag reduction flow-guiding structure according to any one of claim 1-9, is characterized in that, when the speed of a motor vehicle of described vehicle is more than 30m/s, and described gas ejector work, and the flow velocity of jet-stream wind is 22m/s,
When the speed of a motor vehicle of described vehicle is not higher than 30m/s, described gas ejector quits work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820004.XU CN204323507U (en) | 2014-12-22 | 2014-12-22 | There is the vehicle of jet flow drag reduction flow-guiding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820004.XU CN204323507U (en) | 2014-12-22 | 2014-12-22 | There is the vehicle of jet flow drag reduction flow-guiding structure |
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| Publication Number | Publication Date |
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| CN204323507U true CN204323507U (en) | 2015-05-13 |
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| CN201420820004.XU Expired - Fee Related CN204323507U (en) | 2014-12-22 | 2014-12-22 | There is the vehicle of jet flow drag reduction flow-guiding structure |
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| CN (1) | CN204323507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108430859A (en) * | 2015-12-21 | 2018-08-21 | 沃尔沃卡车集团 | wind shield device |
-
2014
- 2014-12-22 CN CN201420820004.XU patent/CN204323507U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108430859A (en) * | 2015-12-21 | 2018-08-21 | 沃尔沃卡车集团 | wind shield device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20161222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |