CN208498176U - A kind of air conditioning for automobiles HVAC assembly of temperature linearity control - Google Patents

Abstract

A kind of air conditioning for automobiles HVAC assembly of temperature linearity control of the utility model, including shell, evaporator core, heater cores and sliding air door, sliding air door are located between evaporator core and heater cores；It blows foot air duct, defrosting duct and blows face air duct and be connected to respectively with mixing chamber；Water conservancy diversion module is equipped in mixing chamber, water conservancy diversion module includes main diverter module, flow distribution plate and two side diverter modules, is equipped with main guide channel in the middle part of main diverter module；Diverter module setting in side is connect in main diverter module two sides and by flow distribution plate with main diverter module, and water conservancy diversion module is inclined and positioned in mixing chamber, and two side diverter modules surround side guide channel with the inner sidewall of shell respectively.The utility model increases water conservancy diversion module in mixing chamber, after warm and cold air passes through the secondary water conservancy diversion of water conservancy diversion module, mixes more uniform, the linearity of optimization improvement leaving air temp, reduction vehicle interior temperature fluctuation, to improve the comfort level of entire air conditioning for automobiles.

Description

A kind of air conditioning for automobiles HVAC assembly of temperature linearity control

Technical field

The utility model belongs to automobile air conditioning technology field, and the air conditioning for automobiles HVAC for being related to a kind of temperature linearity control is total At.

Background technique

Automotive air-conditioning system is to realize freeze to air in a car compartment, heat, taking a breath and the device of air cleaning, it can To provide comfortably environment by bus for passenger, reduce the fatigue strength of driver, improve traffic safety, be on automobile must Standby component.

It is provided with evaporator, warm-air drier and air-conditioning box runner in automobile air conditioning box, is provided with mixing in air-conditioning box runner Air door, air is via cold air is become after evaporator, mixed air door is divided into two after cold air enters automobile air conditioning box runner Point, a part of cold air enters mixed zone via cold air flow passage, and another part cold air stream is heated to warm-air drier by warm-air drier For hot-air, hot-air enters mixed zone via hot-air runner, hot-air and cold air mixing in mixed zone, mixed Air is flowed out via air outlet.

Traditional total Chengdu air conditioning for automobiles HVAC is the mixing that cold air and hot-air are directly adjusted by changes in temperature air door, Vehicle interior temperature is adjusted to control the size of cold-hot wind, but can there is a problem of in this way one it is commonplace, work as cold air After respectively enteing mixed zone with hot-air, the temperature difference because of two strands of air-flows, direction difference etc. are understood, generate vortex etc. in mixed zone Unfavorable basin causes the air output in each air port inconsistent, and there are the larger temperature difference for air outlet, thus influence outlet air uniformity and Temperature mixing uniformity.

Summary of the invention

The purpose of the utility model is to provide a kind of air conditioning for automobiles HVAC assembly of temperature linearity control, the air conditioning for automobiles HVAC assembly increases water conservancy diversion module in mixing chamber, so that outlet air flow velocity homogenizes, optimization improves the linear of leaving air temp Degree reduces vehicle interior temperature fluctuation, to improve the comfort level of entire air conditioning for automobiles, effective solution is of the existing technology to be asked Topic.

The utility model to achieve the above object the technical solution adopted is that: a kind of air conditioning for automobiles of temperature linearity control HVAC assembly, including shell, evaporator core, heater cores and sliding air door are respectively equipped with cold wind air duct, warm in the shell Wind air duct, mixing chamber blow foot air duct, defrosting duct and blow face air duct, and the evaporator core is located in cold wind air duct, warm up In wind core location warm wind air duct, sliding air door is located between evaporator core and heater cores；The cold wind in cold wind air duct goes out The intersection of mouth and the warm air outlet in warm wind air duct is mixing chamber, described to blow foot air duct, defrosting duct and blow face air duct point It is not connected to mixing chamber；It blows to be connected between foot air duct and mixing chamber and blows foot air door, between defrosting duct and mixing chamber It is connected with defroster door, blows to be connected between face air duct and mixing chamber and blows face air door；Use is additionally provided in the mixing chamber In the water conservancy diversion module of the control leaving air temp linearity, the water conservancy diversion module includes that main diverter module, flow distribution plate and two sides shunt Module, the main diverter module middle part are equipped with main guide channel；Two side diverter modules are separately positioned on main diverter module two sides, And it is connect respectively by flow distribution plate with main diverter module；The water conservancy diversion module is inclined and positioned in mixing chamber, and is dominated to logical The angle α of axis and the cold wind outlet in road is 15 ~ 25 °；Two side diverter modules surround side guiding with the inner sidewall of shell respectively Channel.

The further technical solution of the utility model is: the flow distribution plate tilts respectively is connected to main diverter module and side point Between flow module, and the angle β of the axis of flow distribution plate and main guide channel is 70 ~ 85 °.

The further technical solution of the utility model is: the water conservancy diversion module further includes for connecting with housing cavity One connecting plate and the second connecting plate, first connecting plate and the second connecting plate are located at the opposite two sides of main diverter module, And first connecting plate connect respectively with the upper end of main diverter module and two side diverter modules, the second connecting plate respectively with main point The connection of the lower end of flow module and two side diverter modules；In the shell corresponding position be respectively equipped with the first connecting plate and The link slot of second connecting plate cooperation；When assembly, the first connecting plate and the second connecting plate are respectively positioned in link slot, thus will Water conservancy diversion module is connected in the inner cavity of shell.

A kind of air conditioning for automobiles HVAC assembly of temperature linearity control of the utility model in mixing chamber by increasing water conservancy diversion Module, when air-flow passes through water conservancy diversion module, the main diverter module, flow distribution plate and the side diverter module that are obliquely installed can to air-flow into The secondary water conservancy diversion of row, cold airflow and current of warm air are sufficiently and uniformly mixed in mixing chamber, reduce the fluctuation of temperature, so that Outlet air flow velocity homogenization, optimization improves the linearity of leaving air temp, to improve the comfort level of entire air conditioning for automobiles.

A kind of air conditioning for automobiles HVAC assembly of temperature linearity of the utility model control is made with reference to the accompanying drawings and examples Further instruction.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the air conditioning for automobiles HVAC assembly of temperature linearity control of the utility model；

Fig. 2 is that the utility model cold wind and warm wind flow to schematic diagram；

Fig. 3 is the structural schematic diagram of water conservancy diversion module；

Fig. 4 is the enlarged drawing at A shown in Fig. 1；

Drawing reference numeral explanation: 1- shell, 11- cold wind air duct, the outlet of 111- cold wind, 12- warm wind air duct, 121- warm wind go out Mouthful, 13- blows foot air duct, 14- mixing chamber, 15- defrosting duct, and 16- blows face air duct, 17- link slot, 2- evaporator core, 3- Slide air door, 4- heater cores, 5- water conservancy diversion module, the main diverter module of 51-, 52- flow distribution plate, the side 53- diverter module, 54- first Connecting plate, the main guide channel of 55-, the side 56- guide channel, the second connecting plate of 57-, 6- blow foot air door, 7- defroster door, and 8- blows face Air door.

Wherein: arrow K shown in Fig. 2 is cold wind flow direction, and arrow P is warm wind flow direction.

Specific embodiment

As shown in Figures 1 to 4, a kind of air conditioning for automobiles HVAC assembly of temperature linearity control of the utility model, including shell 1, evaporator core 2, heater cores 4 and sliding air door 3, be respectively equipped in the shell 1 cold wind air duct 11, warm wind air duct 12, Mixing chamber 14 blows foot air duct 13, defrosting duct 15 and blows face air duct 16, and the evaporator core 2 is located in cold wind air duct 11 In, heater cores 4 position in warm wind air duct 12, and sliding air door 3 is located between evaporator core 2 and heater cores 4；Cold wind wind The cold wind outlet 111 in road 11 and the intersection of the warm air outlet 121 in warm wind air duct 12 are mixing chamber 14, described to blow foot air duct 13, it defrosting duct 15 and blows face air duct 16 and is connected to respectively with mixing chamber 14；It blows and connects between foot air duct 13 and mixing chamber 14 It is connected to and blows foot air door 6, defroster door 7 is connected between defrosting duct 15 and mixing chamber 14, blow face air duct 16 and mixing chamber It is connected between 14 and blows face air door 8；The flow-guilding mold for controlling the leaving air temp linearity is additionally provided in the mixing chamber 14 Block 5.

The water conservancy diversion module 5 of the utility model includes main diverter module 51, flow distribution plate 52 and two side diverter modules 53, described Main guide channel 55 is equipped in the middle part of main diverter module 51；Two side diverter modules 53 are separately positioned on main 51 two sides of diverter module, And it is connect respectively by flow distribution plate 52 with main diverter module 51；The water conservancy diversion module 5 further includes for connecting with 1 inner cavity of shell First connecting plate 54 and the second connecting plate 57, first connecting plate 54 and the second connecting plate 57 are located at main diverter module 51 Opposite two sides, and the first connecting plate 54 is connect with the upper end of main diverter module 51 and two side diverter modules 53 respectively, the Two connecting plates 57 are connect with the lower end of main diverter module 51 and two side diverter modules 53 respectively；It is corresponding in the shell 1 Position is respectively equipped with the link slot 17 with the first connecting plate 54 and the cooperation of the second connecting plate 57；When assembly, 54 He of the first connecting plate Second connecting plate 57 is respectively positioned in link slot 17, to water conservancy diversion module 5 is connected in the inner cavity of shell 1；Also, two Side diverter module 53 surrounds side guide channel 56 with the inner sidewall of shell 1 respectively.

In the present embodiment, water conservancy diversion module 5 is inclined and positioned in mixing chamber 14, and the axis and cold wind of main guide channel 55 The angle α of outlet 111 is 15 ~ 25 °, it is preferred that the value of angle α is 19 °.In addition, the flow distribution plate 52 of the utility model is distinguished Inclination is connected between main diverter module 51 and side diverter module 53, and the angle of the axis of flow distribution plate 52 and main guide channel 55 β is 70 ~ 85 °, it is preferred that the value of angle β is 79 °.As shown in Fig. 2, the air conditioning for automobiles HVAC assembly of the utility model works When, air is reduced under the action of blower by temperature after evaporator core 2, and cold wind is formed；The aperture of sliding air door 3 is adjusted, So that a part of cold wind is entered in mixing chamber 14 by cold wind outlet 111, another part cold wind passes through temperature liter after heater cores 4 Height forms warm wind and is entered in mixing chamber 14 by warm air outlet 121；Into the cold wind in mixing chamber 14 in water conservancy diversion module 5 Main diverter module 51, side diverter module 53 and flow distribution plate 52 flow-disturbing effect under, it is cold that multiply is formed in mixing chamber 14 Air-flow, and the warm wind entered in mixing chamber 14 equally in the main diverter module 51 of water conservancy diversion module 5, side diverter module 53 and divides Under the flow-disturbing effect of flowing plate 52, multiply current of warm air is formed in mixing chamber 14；After the secondary water conservancy diversion of water conservancy diversion module 5, dispersion Multiply cold airflow and current of warm air in mixing chamber 14 sufficiently, uniformly mixing, and entered by corresponding airdoor control corresponding In air duct, the air of comfort temperature is provided into compartment.

Since water conservancy diversion module 5 is inclined and positioned in mixing chamber 14, and flow distribution plate 52 is also to be obliquely installed, logical in air-flow When crossing water conservancy diversion module 5, secondary water conservancy diversion can be carried out to air-flow, cold airflow and current of warm air obtain abundant, equal in mixing chamber 14 It mixes evenly, so that the leaving air temp uniformity of air-conditioning gets a promotion.

Above embodiments are only the preferred embodiment of the utility model, and the structure of the utility model is not limited to above-mentioned implementation The form enumerated of example, any modification made within the spirit and principle of the present invention, equivalent replacement etc. should all include It is within the protection scope of the utility model.

Claims (3)

1. a kind of air conditioning for automobiles HVAC assembly of temperature linearity control, including shell (1), evaporator core (2), heater cores (4) and sliding air door (3), be respectively equipped in the shell (1) cold wind air duct (11), warm wind air duct (12), mixing chamber (14), It blows foot air duct (13), defrosting duct (15) and blows face air duct (16), the evaporator core (2) is located in cold wind air duct (11) In, heater cores (4) position in warm wind air duct (12), and sliding air door (3) is located in evaporator core (2) and heater cores (4) Between；The intersection of the warm air outlet (121) of the cold wind outlet (111) and warm wind air duct (12) in cold wind air duct (11) is mixing chamber Room (14), it is described blow foot air duct (13), defrosting duct (15) and blow face air duct (16) be connected to respectively with mixing chamber (14)；It blows It is connected with and blows foot air door (6) between foot air duct (13) and mixing chamber (14), between defrosting duct (15) and mixing chamber (14) Defroster door (7) are connected with, blows to be connected between face air duct (16) and mixing chamber (14) and blows face air door (8)；It is characterized by: The water conservancy diversion module (5) for controlling the leaving air temp linearity, the water conservancy diversion module (5) are additionally provided in the mixing chamber (14) Including main diverter module (51), flow distribution plate (52) and two side diverter modules (53), it is equipped in the middle part of the main diverter module (51) Main guide channel (55)；Two side diverter modules (53) are separately positioned on main diverter module (51) two sides, and pass through shunting respectively Plate (52) is connect with main diverter module (51)；The water conservancy diversion module (5) is inclined and positioned in mixing chamber (14), and dominates to logical The angle α of axis and the cold wind outlet (111) in road (55) is 15 ~ 25 °；Two side diverter modules (53) respectively with shell (1) Inner sidewall surrounds side guide channel (56).

2. a kind of air conditioning for automobiles HVAC assembly of temperature linearity control according to claim 1, it is characterised in that: described point Flowing plate (52) tilts be connected between main diverter module (51) and side diverter module (53) respectively, and flow distribution plate (52) and dominate to The angle β of the axis in channel (55) is 70 ~ 85 °.

3. a kind of air conditioning for automobiles HVAC assembly of temperature linearity control according to claim 1, it is characterised in that: described to lead Flow module (5) further includes the first connecting plate (54) and the second connecting plate (57) for connecting with shell (1) inner cavity, and described first Connecting plate (54) and the second connecting plate (57) are located at the opposite two sides of main diverter module (51), and the first connecting plate (54) point Do not connect with the upper end of main diverter module (51) and two side diverter modules (53), the second connecting plate (57) respectively with main shunting The connection of the lower end of module (51) and two side diverter modules (53)；Corresponding position is respectively equipped with and the in the shell (1) The link slot (17) of one connecting plate (54) and the second connecting plate (57) cooperation；When assembly, the first connecting plate (54) and the second connection Plate (57) is respectively positioned in link slot (17), so that water conservancy diversion module (5) is connected in the inner cavity of shell (1).