CN208035886U - A kind of automobile overhead air-conditioning duct allocation of the amount of air structure - Google Patents
A kind of automobile overhead air-conditioning duct allocation of the amount of air structure Download PDFInfo
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- CN208035886U CN208035886U CN201820136445.6U CN201820136445U CN208035886U CN 208035886 U CN208035886 U CN 208035886U CN 201820136445 U CN201820136445 U CN 201820136445U CN 208035886 U CN208035886 U CN 208035886U
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Abstract
The utility model provides a kind of automobile overhead air-conditioning duct allocation of the amount of air structure, which is specially：Circular arc baffle is set in air duct；The circular arc baffle is in arc-shaped slab construction, the axially vertical setting of the circular arc baffle and air duct, and circular arc baffle wind direction along air duct is arranged at the rear of the first main air outlet, close to air-conditioning, the circular arc baffle is first main air outlet at a distance from the axial direction of the air duct with the center of first main air outlet：45-55mm.A kind of automobile overhead air-conditioning duct allocation of the amount of air structure provided by the utility model, by the way that circular arc baffle is arranged at the rear of the first main air outlet, it can stop directly skipping over for wind to a certain extent, to make more wind be blown out from the first main air outlet, the air output of the first main air outlet is improved, to improve the comfort of passenger below the first main air outlet.
Description
Technical field
The utility model is related to automobile air conditioning technology fields, more particularly, to a kind of automobile overhead air-conditioning duct air quantity
Distribution structure.
Background technology
Connecting component of the air-conditioning duct as air-conditioner host and crew module, internal Flow Field Distribution and the stream respectively exported
Amount distribution, will directly affect crew module's comfort, rational air-conditioning duct structure to crew module's comfort and customer satisfaction all
It plays a very important role.
Notification number is that the utility model of CN2892537Y discloses a kind of vehicle double-region air-conditioning air way structure, it includes wind
Road, its main feature is that the left and right air duct in the air duct point, left and right air duct are mutually parallel, left and right air duct respectively has with air-conditioning device junction
One fans the door-plate that leaks out, and when the air duct works, the wind of air conditioning for automobiles enters left and right air duct, wind from the mouth that leaks out on the door-plate that leaks out
It blows to the left and right compartment of automobile through left and right air duct side air-out mouth, which improves the performance of automobile both sides refrigeration, makes
Passenger obtains preferable body-sensing, but the problem of its air outlet assignment of traffic unevenness still remains, and there are large scale whirlpools in exit
Whirlpool is not improved, and the defect of the prior art is not solved.
The refrigeration of electric vehicle is provided by top-mounted air conditioner mostly, air-conditioning postposition, by left and right sides air duct by cold wind
It is transported to crew module and cockpit.Air channel structure is as shown in Figure 1, wherein air outlet is divided into normal air outlet 11 and main air outlet 12.
Since air duct is longer, battery pack power supply capacity is limited, during the wind of air-conditioning is blown from back to front in air duct, often directly blows
To front row, a row main air outlet 12 air output very little of the heel row close to air-conditioning is caused, rear passenger comfort is influenced.
Existing electric automobile air conditioner air channel structure, has that air outlet amount is uneven mostly, close to the outlet air of air-conditioning
Mouthful air output is smaller, the problem of influencing occupant comfort sense.
Utility model content
The utility model provides one kind and overcoming existing electric automobile air conditioner air channel structure, there is air outlet amount mostly
Uneven, the air outlet amount close to air-conditioning is smaller, the problem of influencing occupant comfort sense or solves at least partly above-mentioned
A kind of automobile overhead air-conditioning duct allocation of the amount of air structure of problem.
According to the utility model, a kind of automobile overhead air-conditioning duct allocation of the amount of air structure is provided, which is specially：
Circular arc baffle is set in air duct；The circular arc baffle is in arc-shaped slab construction, and the axial direction in the circular arc baffle and air duct is hung down
Straight setting, and circular arc baffle wind direction along air duct is arranged in the rear of the first main air outlet, the first main outlet air
The close air-conditioning of mouth, the circular arc baffle are at a distance from the axial direction of the air duct with first main air outlet：45-55mm.
On the basis of said program, the air duct includes：Left air path and right air path；In left air path and three o'clock wind
The circular arc baffle is respectively set in road.
On the basis of said program, the ratio of the size of the circular arc baffle and the cross-sectional area size in the air duct
Example be：12-14.5%.
On the basis of said program, the circular arc baffle has two sides in isocentric circular arc, wherein radius smaller
Side be arranged upward.
On the basis of said program, the central angle of the circular arc baffle is：41-41.4°.
On the basis of said program, the radius of the smaller side of circular arc baffle radius is：7-7.8mm；The circle
The radius of the larger side of arc baffle radius is：65-65.8mm.
On the basis of said program, bottom and the tablet of the circular arc baffle are vertically connected, the tablet with it is described
The bottom in air duct is connected.
On the basis of said program, the tablet and the bottom in the air duct are connected by bolt.
A kind of automobile overhead air-conditioning duct allocation of the amount of air structure provided by the utility model, by the first main air outlet
Circular arc baffle is arranged in rear, can stop directly skipping over for wind to a certain extent, to make more wind from the first main air outlet
Blowout improves the air output of the first main air outlet, to improve the comfort of passenger below the first main air outlet.
Description of the drawings
Fig. 1 is existing vehicle air conditioner duct air outlet distribution schematic diagram；
Fig. 2 is according to circular arc baffle in a kind of automobile overhead air-conditioning duct allocation of the amount of air structure of the utility model embodiment
Structural schematic diagram；
Fig. 3 is to be illustrated according to a kind of the whole of automobile overhead air-conditioning duct allocation of the amount of air structure of the utility model embodiment
Figure；
Fig. 4 is according to circular arc baffle in a kind of automobile overhead air-conditioning duct allocation of the amount of air structure of the utility model embodiment
Schematic cross-section in air duct.
Reference sign：
11-normal air outlets；12-main air outlets；1-circular arc baffle；
2-the first main air outlet；3-air-conditionings；4-air ducts.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
The present embodiment provides a kind of automobile overhead air-conditioning duct allocation of the amount of air structure, the distribution structure according to the utility model
Specially：The setting circular arc baffle 1 in air duct 4；With reference to figure 2, the circular arc baffle 1 is in arc-shaped slab construction, the circular arc
The axially vertical setting of baffle 1 and air duct 4, and the circular arc baffle 1 wind direction along air duct 4 is arranged in the first main air outlet
2 rear, first main air outlet 2 is close to air-conditioning 3, and the center of the circular arc baffle 1 and first main air outlet 2 is along institute
Stating the axial distance in air duct 4 is：45-55mm.
A kind of automobile overhead air-conditioning duct allocation of the amount of air structure provided in this embodiment, mainly for 3 air duct 4 of air conditioning for automobiles
Longer, too small close to 2 air output of the first main air outlet of air-conditioning 3 problem, by the way that circular arc baffle 1 is arranged, to the wind of flowing into
The certain blocking of row carries out the distribution of air quantity to which the air output in the first main air outlet 2 close to air-conditioning 3 can be improved.
Circular arc baffle 1 is the tablet in arc-shaped.Circular arc baffle 1 the inside of air duct 4 with the axial direction in air duct 4 is perpendicular sets
It sets.That is circular arc baffle 1 and the wind direction in air duct 4 is perpendicular.
With reference to figure 3, the wind direction along air duct 4 of circular arc baffle 1 is arranged at the rear of the first main air outlet 2, i.e. air-conditioning 3 is blown
Wind out first passes through the first main air outlet 2 in air duct 4, then passes through circular arc baffle 1.First main air outlet 2 refers to most
Close to the main air outlet 12 of air-conditioning 3.
The wind that air-conditioning 3 is blown out tends to skip over the first main air outlet 2 in air duct 4, and directly toward fore blow.In the first master
The rear setting circular arc baffle 1 of air outlet 2, can stop directly skipping over for wind, to make more wind from first to a certain extent
It is blown out in main air outlet 2, improves the air output of the first main air outlet 2, to improve the comfortable of 2 lower section passenger of the first main air outlet
Sense.
Further, it is 45-55mm at a distance from 4 axial direction of air duct by circular arc baffle 1 and the center of the first main air outlet 2,
Preferably wind can be blocked between circular arc baffle 1 and the first main air outlet 2, to effectively make more wind from the first master
It is blown out in air outlet 2.
If the distance between circular arc baffle 1 and the first main air outlet 2 are too far, the wind that circular arc baffle 1 stops cannot have
Effect is blown out from the first main air outlet 2, to be effectively improved the outlet air situation of the first air outlet 2.If circular arc baffle 1 and
The distance between one main air outlet 2 is excessively close, then causes circular arc baffle 1 excessively close apart from air-conditioning 3, consequently, it is possible to being caused to wind excessive
Blocking, make wind is excessive to be blown out from the first main air outlet 2, the air output of other main air outlets can be influenced.
Further, for the top-mounted air conditioner air duct of general commerce electric vehicle, the first main air outlet 2 is apart from air-conditioning 3, i.e.,
Axial distance apart from 4 entrance of air duct is 70-78mm.Under the distance, the center of circular arc baffle 1 and the first main air outlet 2 is along wind
The axial distance in road 4 is 45-55mm, can preferably improve the air output of the first main air outlet 2, and do not influence other main air outlets
Air output.
Further, it sets circular arc baffle 1 to arc-shaped, is to preferably adapt to the shape in 4 section of air duct, be convenient for
Preferably installation is fixed in air duct 4.The shape of circular arc baffle 1 is alternatively other, may be, for example, rectangular plate, with can be to air-conditioning
For the purpose of 3 wind blown play barrier effect, this is not construed as limiting.
On the basis of the above embodiments, further, the air duct 4 includes：Left air path and right air path；In left side
The circular arc baffle 1 is respectively set in air duct and right air path.
The present embodiment is based on above-described embodiment, and the setting in air duct 4 and circular arc baffle 1 is illustrated.For general
Longer automobile, air-conditioning duct 4 are divided into left air path and right air path mostly, in order to improve the comfortable of both sides passenger in automobile
Sense.
All have that air output is smaller to ask in the first main air outlet 2 closest to air-conditioning 3 of left air path and right air path
Topic.Therefore, it is necessary to circular arc baffle 1 is respectively set in left air path and right air path.To improve the comfort of both sides passenger, protect
It is uniform to demonstrate,prove outlet air.
On the basis of the above embodiments, further, the cross of the size and the air duct 4 of the circular arc baffle 1
The ratio of sectional area size is：12-14.5%.
The present embodiment is based on above-described embodiment, and the size of circular arc baffle 1 is illustrated.The ruler of circular arc baffle 1
Very little size, i.e. area of section size will have a direct impact on the blocking situation to wind in air duct 4.
If the area of circular arc baffle 1 is excessive, excessive blocking is caused to wind, can influence the outlet air of other main air outlets
Situation.If the area of circular arc baffle 1 is too small, the blocking formed to wind is too small, and wind will not be led out in circular arc baffle 1 and first
Assemble between air port 2, then will not form effective improvement to the air output of the first main air outlet 2.
Further, for general commercial electric automobile overhead air-conditioning duct, the cross-sectional area in air duct 4 may generally be
40680-40690mm2, the area of section of circular arc baffle 1 can be set to 5387-5397mm2.The size of the circular arc baffle 1
Effectively wind can be formed and be stopped, so as to improve the air output of the first main air outlet 2, meanwhile, it also can guarantee that wind is smooth in air duct 4
Circular arc baffle 1 is crossed, to not impacted to other main air outlets.
With reference to figure 4, on the basis of the above embodiments, further, the circular arc baffle 1 has two in isocentric circular arc
The smaller side in a side, wherein radius is arranged upward.
The present embodiment is based on above-described embodiment, and the setting of circular arc baffle 1 is illustrated.Circular arc baffle 1 is in arc-shaped,
There are two the sides for being in isocentric circular arc for tool.Close to the center of circle, radius is smaller for two sides one；Another deviate center of circle, radius compared with
Greatly.
The smaller side of radius is arranged upward.Setting makes the installation for the ease of circular arc baffle 1 in air duct 4 in this way.
The smaller a side of radius is concavity, if downward by the side, being not easy to installation and fixing.
On the basis of the above embodiments, further, the central angle of the circular arc baffle 1 is：41-41.4°.
On the basis of the above embodiments, further, the radius of the smaller side of 1 radius of circular arc baffle is：7-
7.8mm；The radius of the larger side of 1 radius of circular arc baffle is：65-65.8mm.
The present embodiment is based on above-described embodiment, and the size of circular arc baffle 1 is illustrated.Circular arc baffle 1 is in circle
The central angle of arcuation, two sides in isocentric circular arc is identical.The central angle of circular arc baffle 1 is 41-41.4 °, and radius is smaller
The radius of side is：The radius of 7-7.8mm, the larger side of radius is：When 65-65.8mm, the radius of circular arc baffle 1 is longer
The radian of side can just be matched with the bottom in air duct 4, and the width of circular arc baffle 1, height are appropriate.
The shapes and sizes of circular arc baffle 1 can impact the distribution of 4 air quantity of air duct, if baffle too conference increases wind
4 resistance of road makes output total blast volume reduce, design value is not achieved；Baffle is too small, cannot significantly increase 2 outlet air of the first main air outlet
Dose-effect fruit.
Width of the circular arc baffle 1 in the axially direction perpendicular to air duct 4 is more than the width of the first main air outlet 2.This
Sample can preferably stop passing through for wind, make wind in the front of circular arc baffle 1, i.e., close to the side of air-conditioning 3 accretion, heap
Long-pending wind can be blown out from the first main air outlet 2, to increase the air output of the first main air outlet 2.
If the width of circular arc baffle 1 is smaller, it cannot stop wind well, not to the air output of the first main air outlet 2
Have too big influence.The width of circular arc baffle 1 can not be too big, and too big blocking cannot be caused to wind.If 1 mistake of circular arc baffle
Greatly, then excessive blocking is caused to wind, can influence 3 wind of air-conditioning other air outlets air output.
Further, circular arc baffle 1 will have certain intensity, be unlikely to deform.
On the basis of the above embodiments, further, the bottom of the circular arc baffle 1 is vertically connected with a tablet, institute
It states tablet and the bottom in the air duct 4 is connected.
On the basis of the above embodiments, further, the tablet and the bottom in the air duct 4 are connected by bolt.
The present embodiment is based on above-described embodiment, and the fixed form of circular arc baffle 1 and air duct 4 is illustrated.Circular arc is kept off
1 bottom of plate is vertically connected with a tablet, i.e., the tablet is connected with the bottom of circular arc baffle 1, and vertical with circular arc baffle 1.
Since the axially vertical setting of circular arc baffle 1 and air duct 4, therefore circular arc baffle 1 is vertical with the bottom surface in air duct 4
's.Then the tablet is parallel with the bottom surface in air duct 4, and the tablet and the bottom in air duct 4 can be connected, to realize circular arc baffle 1 with
Air duct 4 is connected.
Further, can be by the bottom fold of circular arc baffle 1, dogleg section is vertical with circular arc baffle 1.Pass through dogleg section
With being connected for 4 bottom of air duct, realization circular arc baffle 1 is connected with air duct 4.
Further, the tablet and the bottom in air duct 4 can be connected by bolt, this is not construed as limiting.
On the basis of the above embodiments, further, a kind of automobile overhead air-conditioning duct air quantity provided in this embodiment
Distribution structure is mainly used on a kind of pure electric vehicle commercial vehicle.A kind of refrigeration of pure electric vehicle commercial vehicle is provided by top-mounted air conditioner 3,
Cold wind is transported to crew module and cockpit by 3 postposition of air-conditioning by air duct 4.Air outlet is divided into normal air outlet 11 and master on air duct 4
Air outlet 12.
7-9 meters or so of this pure electric vehicle commercial affairs vehicle commander, the inside right side include operator seat totally 5 row seat, 7 row seat of left side.
The vehicle air duct 4 is longer, and battery pack power supply capacity is limited, causes passenger last row, the i.e. main air outlet close to a row of air-conditioning 3
12 air output very littles influence last row's occupant comfort sense.
It is given in table 1 when being not provided with circular arc baffle 1, each main air outlet 12 of the pure electric vehicle commercial vehicle and normal air outlet
11 air output.The air output very little on a left side 7 and right 5 two main air outlets 12 as can be seen from Table 1, accounts for total blast volume respectively
1% multiple spot directly affects the refrigeration effect of last row, so 4 structure design of air duct is unreasonable, there are technological deficiencies.
A left side 7 refers to the 7th row of left side, i.e. last row of left side in table.The right side 5 refers to the 5th row of right side, i.e. last row of right side.
For the pure electric vehicle commercial vehicle top-mounted air conditioner duct outlet air output problem of non-uniform, in order to improve last row
Passenger's refrigeration effect, according to the utility model, setting circular arc baffle 1,1 edge of circular arc baffle at the main air outlet 12 of last row
The direction of 3 wind of air-conditioning is located at the rear of main air outlet 12.
Specifically, circular arc baffle 1 is increased separately behind 4 left side 7 of air duct and right 5 main air outlets 12.The baffle is separately mounted to
It is 132.2-133mm at air-conditioning 3 behind air duct 4, circular arc baffle 1 is by central angle between main air outlet 12 and reading lamp
The sector structure formed for 41-41.4 ° of two sections of circular arcs.
1 each air outlet air quantity of table and wind speed
Along the direction of 3 wind of air-conditioning, the position relationship of each component is followed successively by：Air-conditioning 3, main air outlet 12, circular arc baffle 1
And reading lamp.
After increasing baffle, the uniformity of each air outlet amount is substantially improved under same service condition, specifically such as
Table 2 increases wind shield and not the test data comparison of wind shield.
As can be seen from Table 2, after increasing circular arc baffle 1, changing on other air outlet amounts influences very little, and total blast volume subtracts
It is small by 0.43%, meet design value.And left 7 main air outlet, 12 air quantity increases to 0.0197kg/s by original 0.0083kg/s, increases
Grow 137.15%；Right 5 main air outlet, 12 air quantity increases to 0.0216kg/s by original 0.016kg/s, increases
86.21%.Improvement is apparent, enhances the comfort of rear passenger.
Table 2 is without circular arc baffle and has the comparison of circular arc baffle air outlet air quantity
Finally, the present processes are only preferable embodiment, are not intended to limit the scope of protection of the utility model.
Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should be included in this reality
Within novel protection domain.
Claims (8)
1. a kind of automobile overhead air-conditioning duct allocation of the amount of air structure, which is characterized in that circular arc baffle is arranged in air duct；The circle
Arc baffle is in arc-shaped slab construction, the axially vertical setting of the circular arc baffle and air duct, and the circular arc baffle is along air duct
Interior wind direction is arranged at the rear of the first main air outlet, and first main air outlet is close to air-conditioning, the circular arc baffle and institute
The center for stating the first main air outlet is along the distance of air duct axial direction：45-55mm.
2. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 1, which is characterized in that the air duct packet
It includes：Left air path and right air path；The circular arc baffle is respectively set in left air path and right air path.
3. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 1 or 2, which is characterized in that the circular arc
The ratio of the cross-sectional area size in the size of baffle and the air duct is：12-14.5%.
4. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 3, which is characterized in that the circular arc baffle
With two sides in isocentric circular arc, the wherein smaller side of radius is arranged upward.
5. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 4, which is characterized in that the circular arc baffle
Central angle be：41-41.4°.
6. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 5, which is characterized in that the circular arc baffle
The radius of the smaller side of radius is：7-7.8mm；The radius of the larger side of circular arc baffle radius is：65-65.8mm.
7. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 4, which is characterized in that the circular arc baffle
Bottom be vertically connected with a tablet, the bottom in the tablet and the air duct is connected.
8. automobile overhead air-conditioning duct allocation of the amount of air structure according to claim 7, which is characterized in that the tablet and institute
The bottom for stating air duct is connected by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820136445.6U CN208035886U (en) | 2018-01-26 | 2018-01-26 | A kind of automobile overhead air-conditioning duct allocation of the amount of air structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820136445.6U CN208035886U (en) | 2018-01-26 | 2018-01-26 | A kind of automobile overhead air-conditioning duct allocation of the amount of air structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208035886U true CN208035886U (en) | 2018-11-02 |
Family
ID=63954448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820136445.6U Active CN208035886U (en) | 2018-01-26 | 2018-01-26 | A kind of automobile overhead air-conditioning duct allocation of the amount of air structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208035886U (en) |
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2018
- 2018-01-26 CN CN201820136445.6U patent/CN208035886U/en active Active
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