CN203543649U - Device used for reducing automobile wind resistance - Google Patents
Device used for reducing automobile wind resistance Download PDFInfo
- Publication number
- CN203543649U CN203543649U CN201320669865.8U CN201320669865U CN203543649U CN 203543649 U CN203543649 U CN 203543649U CN 201320669865 U CN201320669865 U CN 201320669865U CN 203543649 U CN203543649 U CN 203543649U
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- Prior art keywords
- blade
- air door
- automobile
- actuating unit
- utility
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- 238000009423 ventilation Methods 0.000 abstract 8
- 230000001681 protective effect Effects 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 8
- 239000002826 coolant Substances 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to a device used for reducing automobile wind resistance. The device comprises a ventilation door shell and a ventilation door. The ventilation door shell is of a hollow structure. The ventilation door comprises a ventilation door support, a first blade and an executing mechanism. The executing mechanism is connected with the first blade and used for controlling the first blade to be opened and closed. The first blade is fixed to the ventilation door support. The ventilation door is connected with a front protective skin of an automobile through the ventilation door shell, and the first blade faces a grating opening of the front protective skin. The device used for reducing the automobile wind resistance is installed in the front protective skin of the automobile, so that the problem that an existing spoiler influences the appearance of the automobile is solved.
Description
Technical field
The utility model relates to a kind of device for reducing automobile windage, relates in particular to a kind of grille shutter device that reduces oil consumption by reducing automobile windage.
Background technology
Along with the increase day by day of energy resource consumption, as concerning the huge automobile of fuel consumption, oil consumption problem becomes increasingly important.On the one hand, there is the trend of reduction in country for the requirement of oil consumption, this means that the automobile of out of reach national standard can not list marketing.On the other hand, along with the growth of oil price, it is also the key factor of considering that oil consumption determines whether to buy automobile for customer.This two reasons makes each car production producer have to make great efforts to reduce the oil consumption of automobile.
Reducing oil consumption is a composite target of automobile, and it depends primarily on engine efficiency, structure design of automobile, vehicle weight etc.Most relevant with air resistance in these factors, the air resistance being wherein subject in Vehicle Driving Cycle square increases progressively with the speed of a motor vehicle, and oil consumption is had to most important impact.Therefore, the windage of reduction automobile causes people's attention day by day.
Automobile windage has relation with speed, frontal projected area and the air resistance coefficient of automobile.At design phase, be mainly to optimize frontal projected area and air resistance coefficient.If reduce area of conter, just require to reduce overall width or overall height, but for the consideration of taking space, area of conter is difficult to reduce.Therefore, air resistance coefficient just becomes the focus of concern.
The reduction of air resistance coefficient mainly realizes by optimizing the moulding of automobile and increasing guiding device.But owing to taking the requirement in space, the change of car conour usually can be subject to limit value.Therefore, the aerodynamic additional device as guiding device becomes essential.
Conventional guiding device is a kind of spoiler being arranged on luggage-boot lid at present.As shown in Figure 1, described spoiler is integral curved thin-slab structure, intermediate portion is outwards outstanding, conventionally by the inner side of its arcuate structure and the shell of trunk compartment, be directly connected, at afterbody, there is sinking at a high speed in the air-flow that effect is mainly tissue by car body, thereby reduce the suffered raising force of the tailstock, and then reduced automobile windage.But because this spoiler makes automobile, on contour structures, change, can bring to a certain extent the restriction of vehicle usage space and affect visual effect.
Utility model content
The utility model has designed a kind of device for reducing automobile windage, relate in particular to a kind of grille shutter device that reduces oil consumption by reducing automobile windage, object is to solve the problem of spoiler to the restriction of automobile usage space and outward appearance visual effect in prior art.
Device for reducing automobile windage of the present utility model comprises air door housing and air door; This air door housing is the structure of hollow, and this air door comprises air door support, the first blade and actuating unit, and this actuating unit is connected with described the first blade, for controlling the first blade, makes it open and close; Described the first blade is fixed on air door support; Described air door is connected with automobile front protecting covering by air door housing, and the grid opening that makes the first blade face protect forward covering is placed.
Preferably, described device also comprises the second blade, between the first blade and the second blade, is connected with connecting rod, and connecting rod is connected with air door support, and the first blade is for by drivening rod, and drives the second blade.
Preferably, described the first blade comprises two parts, between described two parts, by connecting bridge, connects.
Preferably, connecting rod integral is rectangular flat, on two edges of the length direction of rectangular flat, respectively has three pins, and described pin is symmetrical placement between two.
Preferably, actuating unit is motor.
From above-mentioned technical scheme, can find out, the utility model is arranged on described device the grid opening part of protecting covering before automotive interior, when in automobile, relevant device detects the signals such as the speed of a motor vehicle, coolant water temperature, rotation speed of the fan and shows that machinery space suction quantity is excessive, will be to described actuating unit transmitted signal, described in this actuating mechanism controls, the first blade is closed it, thereby reduce by described grid opening, enters the air-flow of machinery space and then has reached the object that reduces windage; When detecting that coolant water temperature is too high, the speed of a motor vehicle is too low or other needs signal that blade opens, more described the first blade is opened, thereby allowed air-flow to enter, play cooling effect.
Meanwhile, because described device is arranged on automotive interior, rather than on the outside face of automobile, therefore solved the problem that spoiler of the prior art impacts the visual effect of automobile appearance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automobile spoiler that uses in prior art;
Fig. 2 is the schematic diagram being connected with automobile front protecting covering for reducing the device of automobile windage in the utility model;
Fig. 3 a is the first blade after the various piece of the air door of device described in the utility model connects and the schematic diagram under the equal closed condition of the second blade;
Fig. 3 b is the first blade after the various piece of the air door of device described in the utility model connects and the schematic diagram under the equal open mode of the second blade;
Fig. 4 is the partial enlarged drawing of the centre portion of Fig. 3 b;
Fig. 5 a is the back view of the first blade of installing described in the utility model;
Fig. 5 b is that the first blade of installing described in the utility model is along the cutaway view of line A-A;
Fig. 6 a is the front elevation of the second blade of installing described in the utility model;
Fig. 6 b is that the second blade of installing described in the utility model is along the cutaway view of line A-A;
Fig. 7 is the block diagram of the air door support of device described in the utility model;
Fig. 8 is the block diagram of the connecting rod of device described in the utility model;
Fig. 9 a is the front elevation of the actuating unit of device described in the utility model;
Fig. 9 b is that the actuating unit of device described in the utility model is along the cutaway view of line B-B;
Figure 10 a is the block diagram of the air door housing of device described in the utility model;
Figure 10 b is the front view of the air door housing of device described in the utility model;
Figure 10 c is the lateral plan of the air door housing of device described in the utility model;
Figure 11 is the schematic diagram after the various piece of device described in the utility model air door in another embodiment connects;
Figure 12 is the schematic diagram after the various piece of the air door of device described in the utility model in another embodiment connects.
The specific embodiment
Referring to accompanying drawing, the specific embodiment that develops simultaneously is described in detail automobile grills throttle setting of the present utility model.
According to first embodiment of the present utility model, the described device for reducing automobile windage comprises air door 21 and air door housing 3, and described air door 21 also comprises an actuating unit 4, air door support 5, connecting rod 61, the first blade 7 and two second blades 8.
As shown in Fig. 5 a-Fig. 5 b, described the first blade 7 comprises two parts that structure is identical, and these two parts are rectangular configuration, between by connecting bridge 71, connect.Described two parts are rectangular thin plate structure, and the position that is in close proximity to connecting bridge 71 on described two parts vertically arranges respectively a laminar connecting strap 72 along its cross direction.On each connecting strap 72, have the aperture of two, comprise the first aperture 721 and the second aperture 722, they are through hole in the present embodiment, and these two apertures are different from the distance of the thin-slab structure plane of the first blade 7.A part of described the first blade 7 away from the side of connecting bridge 71 with the 3rd pin 73, above it near the part of the first blade 7 with spline 731.In other embodiments, on each connecting strap 72, can also there is plural aperture.
Wherein connecting strap 72 can adopt other shape and structure, aperture above it can not be also through hole, as long as there is certain width, can guarantee that the first aperture 721 above it is different from the distance of the plane of the thin-slab structure of the first blade 7 with the second aperture 722, and utilize these apertures can make the first blade 7 be connected with connecting rod 61 and air door support 5.In the present embodiment, adopt triangular structure, and the first aperture 721 and the second aperture 722 lay respectively on leg-of-mutton two angles, and the one side without the second aperture 722 is connected with the first blade 7 with the first aperture 721.
As shown in Fig. 6 a-Fig. 6 b, the structure of described the second blade 8 and the first blade 7 are similar, its two parts connect by connecting bridge 81, connecting strap 82 on it is with the first aperture 821 and the second aperture 822, the shape of the various piece of the second blade 8 and connection mode are all identical with the first blade 7 in the present embodiment, and the second blade 8 can not contain the 3rd pin on the first blade 7." driving chip " that blade 7 conducts are connected with actuating unit, there is reinforced rib at the back side.
As shown in Fig. 9 a-Fig. 9 b, stepping motor (not shown) is contained in described actuating unit 4 inside, for controlling the first blade 7, it is opened or closed.Described actuating unit 4 is with the keyway 41 extending inward from its front, and the respective outer side edges of the spline 731 of its inner structure and the first blade 7, for making actuating unit 4 be connected with the first blade 7.
As shown in Figure 7, air door support 5 integral body are rectangular-shaped uncovered body structure, and the height of the outer wall of its surrounding is substantially equal.At the middle part of the outer wall of the length direction of air door support 5 symmetrically each with a recess 51, therebetween position along cross direction with two inwalls 52, distance is between the two less than the length of recess 51, and the outer upper of each inwall 52 is respectively with three the first pins 53, and symmetrical placement between two.Wherein the distance of two inwalls 52 with and shape and the size of the first pin 53 above, respectively with two the first apertures on connecting strap separately on the first blade 7 and the second blade 8 between distance, its shape and size match.The side of described air door support 5 is with connecting clamp 54, and its shape and structure coordinate with the outside face of actuating unit 4, for actuating unit 4 is fixed on to this.Air door support is by the connecting clamp in air door support left side, actuating unit to be clamped in addition with being connected of actuating unit, and air door support can also be connected by some bolts with actuating unit.
As shown in Figure 8, connecting rod 61 integral body are rectangular flat structure, on the edge of length direction of its one side each with three the second pins 611, and symmetrical placement between two.The shape of wherein said the second pin 611 and size coordinate with two the second apertures on connecting strap separately on the first blade 7 and the second blade 8, and the distance and three between every two the second symmetrical pins 611 ranked second the distance between pin 611, coordinates respectively with the position of the first pin 53 on air door support 5.
As shown in Figure 10 a-Figure 10 c, the hollow structure that air door housing 3 in the present embodiment is Integral rectangular, size and shape after the size and shape of hollow is connected with the second blade 8 with the first blade 7 coordinates, position, intermediate portion along cross direction with rectangle link slot 31, its size coordinates with connecting rod 61, for being connected with connecting rod 61 herein.In other embodiments, air door housing 3 can be also other shape and structure, as long as and connected air door with and the respective outer side edges of surrounding environment.
During connection, first actuating unit 4 is connected with the first blade 7; Pass through again the first aperture 721 of the first blade 7 to be connected with the first pin 53 of the top of air door support 5, and utilize the connecting clamp 54 of air door support 5 sides to clamp actuating unit 4, thereby make air door support 5 and the first blade 7 and actuating unit 4 fixing; Then two the first pins 53 by the first aperture 821 of two the second blades 8 and the middle part of air door support 5 and below are connected, thereby air door support 5 is connected with two the second blades 8; Afterwards, by the second aperture 722,822 of the first blade 7 and the second blade 8 is connected with the second pin 611 of connecting rod 61 respectively, thereby connecting rod 61, the first blade 7, the second blade 8 and air door support 5 are fixed, formed air door 21; Finally, as shown in Figure 2, air door 21 is connected with air door housing 3, and by connecting buckle etc., air door housing 3 is connected on front guarantor's covering 1 of automotive interior.
During work, when in automobile, relevant device detects the signals such as the speed of a motor vehicle, coolant water temperature, rotation speed of the fan and shows that machinery space suction quantity is excessive, will be to actuating unit 4 transmitted signals, actuating unit 4 is controlled the first blade 7 closes it, the first blade 7 drivening rods 61, connecting rod 61 drives two the second blades 8 that it is also closed again, and air door 21, in closed condition, enters the air-flow of machinery space and then reached the object that reduces windage thereby reduce by described grid opening.When detecting that coolant water temperature is too high, the speed of a motor vehicle is too low or other needs signal that blade opens, by actuating unit 4, the first blade 7 is opened again, the first blade 7 drivening rods 61, connecting rod 61 drives two the second blades 8 that it is also opened again, be that air door 21 is in open mode, at this time as shown in Figure 4, connecting bridge 71 in the middle of two parts of the first blade 7 and the connecting bridge 81 of the second blade 8 contact with connecting rod 61 with air door support 5 simultaneously, this is closely connected mutually, thereby allow air-flow to enter, play cooling effect.
Different according to the requirement of the inner structure of automobile and other index, second blade that can not contain the second blade or contain other quantity in other embodiment.Meanwhile, the structure of each component part of described air door, connection mode each other with and all relevant with automotive interior structure with vehicle with outside connection mode, according to actual conditions, can adopt different embodiments.
According to second embodiment of the present utility model, described device comprises air door 22 and two air door housings 3, and described air door 22 also comprises an actuating unit 4, two air door supports 5, connecting rod 62, the first blade 7 and five second blades 8.
Different from connecting rod 61 structures in first embodiment, the connecting rod 62 in the present embodiment comprises symmetrical 12 the second pins 621 placing between two altogether, and is distributed as totally 6 of top three rows, totally 6 of below three rows, and other structure and shape are identical with connecting rod 61.
As shown in figure 11, interconnective the first blade 7 is connected with second pin 621 of actuating unit 4 by connecting rod 62 below first rows, and other five ranked second pin 621 and be connected with five the second blades 8 respectively.Three the second blades 8 that are positioned at connecting rod 62 tops are connected with an air door support 5, and first blade 7 that is positioned at its below is connected with another air door support 5 with two the second blades 8, and a respectively corresponding air door housing 3.
During work, actuating unit 4 is controlled the opening and closing of the first blade 7, and then the first blade 7 drives the opening and closing of five the second blades 8 by connecting rod 62.
In the present embodiment, the structure of other parts, annexation and principle of work are all identical with first embodiment.
According to the 3rd embodiment of the present utility model, described device comprises air door 23 and two air door housings 3, and described air door 23 also comprises two actuating units 4, two air door supports 5, two connecting rods 61, two the first blades 7 and four the second blades 8.
As shown in figure 12, in the present embodiment, in air door 23, the structure of various piece is all identical with first embodiment with connection mode.Principle of work is also identical with first embodiment.
Wherein, the device in latter two embodiment all has the situation of two grid openings for the front Bao Mengpichu of automobile.
From description above, can find out, in the utility model for reducing the device of automobile windage owing to being installed in automobile front protecting covering, solved the problem that spoiler of the prior art impacts the visual effect of automobile appearance.
The utility model have been described in detail in conjunction with its specific embodiment; and above-described embodiment is only for illustration of the utility model; and be not to restriction of the present utility model; in the situation that not departing from the open scope of the utility model; those skilled in the art can also make a variety of changes and modification; therefore all technical schemes that are equal to, comprise and allly do not deviate from the change of the utility model spirit and scope and revise all within the scope of the utility model protection.
Claims (5)
1. for reducing a device for automobile windage, it is characterized in that, described device comprises air door housing and air door; This air door housing is the structure of hollow, and this air door comprises air door support, the first blade and actuating unit, and this actuating unit is connected with described the first blade, for controlling the first blade, makes it open and close; Described the first blade is fixed on air door support; Described air door is connected with automobile front protecting covering by air door housing, and the grid opening that makes the first blade face protect forward covering is placed.
2. device according to claim 1, is characterized in that, described device also comprises the second blade, between the first blade and the second blade, is connected with connecting rod, and connecting rod is connected with air door support, and the first blade is for by drivening rod, and drives the second blade.
3. device according to claim 1 and 2, is characterized in that, described the first blade comprises two parts, between described two parts, by connecting bridge, connects.
4. device according to claim 2, is characterized in that, connecting rod integral is rectangular flat, on two edges of the length direction of rectangular flat, respectively has three pins, and described pin is symmetrical placement between two.
5. device according to claim 1, is characterized in that, actuating unit is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320669865.8U CN203543649U (en) | 2013-10-28 | 2013-10-28 | Device used for reducing automobile wind resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320669865.8U CN203543649U (en) | 2013-10-28 | 2013-10-28 | Device used for reducing automobile wind resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203543649U true CN203543649U (en) | 2014-04-16 |
Family
ID=50461812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320669865.8U Expired - Fee Related CN203543649U (en) | 2013-10-28 | 2013-10-28 | Device used for reducing automobile wind resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203543649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116225A (en) * | 2017-12-26 | 2018-06-05 | 美嘉帕拉斯特汽车零部件（上海）有限公司 | Air inlet is oriented to door |
-
2013
- 2013-10-28 CN CN201320669865.8U patent/CN203543649U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116225A (en) * | 2017-12-26 | 2018-06-05 | 美嘉帕拉斯特汽车零部件（上海）有限公司 | Air inlet is oriented to door |
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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: 20140416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |