KR20190086184A - Air conditioner for vehicle - Google Patents

Abstract

Disclosed is an air conditioner for a vehicle for providing a structure applicable to a console and floor integrated door in a two-layer air conditioner. The air conditioner for a vehicle comprises: an air conditioning case having an air flow path formed therein; and a heat exchanger provided in the air flow path of the air conditioning case and heat exchanging with air passing therethrough. An air discharge port of the air conditioning case is formed with a defrost vent and a front seat-facing vent for discharging air toward a vehicle front seat window side and a face side, respectively, a front seat floor vent for discharging air toward to a vehicle front seat floor, and a console vent for discharging air toward a vehicle back seat console. The present invention includes a floor door for adjusting the opening degree of the front seat floor vent. A plate of the floor door is bent at an angle to adjust the opening area of the flow path depending on the bent angle of the plate.

Description

TECHNICAL FIELD [0001] The present invention relates to an air conditioner for an automobile,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vehicle air conditioner, and more particularly, to a vehicle air conditioner mounted on a vehicle to maintain conditions such as temperature, humidity, airflow and cleanliness of the room in a state suitable for the purpose of use.

2. Description of the Related Art Generally, a vehicle air conditioner is an apparatus for cooling or heating a vehicle interior by introducing air outside the vehicle into a vehicle interior or heating or cooling the air in a vehicle interior, The air cooled or heated by the evaporator, the heater core for the heating action, and the evaporator or the heater core is selectively blown to each part of the interior of the vehicle using a blowing mode switching door.

1 is a cross-sectional view showing a conventional automotive air conditioner.

1, the conventional automotive air conditioner 1 is provided with an air inlet 11 at the inlet side and a de-frost vent at which the opening is controlled by the mode doors 16a, 16b, 16c, respectively, (Not shown) connected to the air inlet 11 of the air conditioner case 10 to blow indoor air or outdoor air, an air conditioning case 10 provided with a face vent 12a, a face vent 12b and floor vents 12c and 12d, An evaporator 2 and a heater core 3 embedded in the air conditioning case 10 and a cool air flow path provided between the evaporator 2 and the heater core 3 for bypassing the heater core 3 And a temperature control door (15) for regulating the opening of the hot air passage passing through the heater core (3).

In order to solve this problem, a console vent 12e for inducing the discharge of air to the rear side of the vehicle and supplying conditioned air to the rear seat space is provided at the rear side of the floor vents 12c, 12d . The console vent 12e is branched from the face vent 12b and guides a part of the air passing through the face vent 12b to the console side to cool and heat the rear seat space of the vehicle. The console vent 12e is controlled by air flow by a separate console door or by installing a console-floor integrated door.

On the other hand, a two-layer air conditioner has been developed in order to maintain high heating performance while ensuring defogging performance in heating. In the case of winter heating, cold and humid air is effective to remove the frost on the window, but the result is that the room temperature is lowered.

The two-tiered air-conditioning system provides two-layer air flow inside and outside, which supplies the outside air to the upper part of the vehicle and the air to the lower part for de-gaming in heating, thereby effectively eliminating the casting by using fresh and low- At the same time, fresh air is provided to passengers, and warm air is supplied to the lower part to maintain high heating performance.

However, the console-floor integrated door for controlling the opening of the above-described console vents and floor vents has a problem in that it can not be applied to the layout of the two-tiered air conditioner.

In order to solve such conventional problems, the present invention provides a vehicle air conditioner that provides a structure in which a console and a floor integrated door can be applied in a two-layer flow air conditioner.

A vehicle air conditioning system according to the present invention includes an air conditioning case having an air flow path formed therein and a heat exchanger provided in an air flow path of the air conditioning case to exchange heat with air passing through the air flow path, A floor vent vent for discharging air toward the front of the vehicle, and a console vent for discharging air toward the front of the vehicle, wherein the opening degree of the all-over floor vent is formed, And a plate of the floor door is bent at a predetermined angle to adjust the opening area of the channel according to the angle of the plate.

In the above, the air flow path of the air conditioning case is composed of a two-layer flow air conditioning apparatus in which the outside air flow path and the inside air flow path are partitioned by the partition walls.

The floor vent may be integrally formed with the floor vent which is rotated by a single shaft to adjust the opening degree of the entire floor floor vent and the console vent. The floor vent vent is formed on both sides of the air conditioning case in the vehicle width direction, Direction between the pair of frontal stone floor vents.

In the above, the floor door includes: a shaft rotatably connected to the air conditioning case; A pair of floor door portions formed on both sides in the longitudinal direction of the shaft to adjust the opening degree of the all-over floor vent; And a console door portion formed between the floor door portion and controlling the opening degree of the console vent.

In the above, the outside air flow path of the air conditioning case is formed in the upper air flow path, the air flow path is formed in the lower air flow path, and a branch flow path, which is a branch point of the entire floor vent and the console vent, is formed in the lower air flow path.

In the above, the branching flow path is divided into a pair of floor-side flow paths by left and right partition walls spaced apart in the vehicle width direction and a console-side flow path formed between the floor-side flow paths.

In the above, the floor door portion is formed to be inclined at a predetermined angle with respect to the console door portion.

The floor door portion is bent at a predetermined angle a, the console door portion is also bent at a predetermined angle b, and the floor door portion and the console door portion are bent in the same direction.

Wherein the heat exchanger includes a cooling heat exchanger and a heating heat exchanger and includes a first temperature control door provided in a part of the air passage between the cooling heat exchanger and the heating heat exchanger and a second temperature control door provided between the cooling heat exchanger and the heating heat exchanger, And a second floor temperature control door provided at another part of the floor vent, wherein the lower air passage is formed with a standing floor vent for discharging air toward the back of the vehicle, Or to pass through to the upholstery floor vent.

In the vent mode, the floor door is brought into close contact with the air conditioning case so that the floor door closes the floor vent and opens the console vent. In the floor mode, the console door is brought into close contact with the air conditioning case, And closes the console vent.

In this case, the all-over floor vent is formed on both sides of the air conditioning case in the vehicle width direction, and the console vent is formed in a lower portion of the entire floor floor vent, Thereby forming a space for allowing the intermediate plate to idle.

In the above, the air flow path in the air conditioning case is partitioned by the separator in the width direction, so that the defrost vent, the front face vent, and the air discharged to the front floor floor vent are controlled independently from each other.

In the above, the outside air flow path of the air conditioning case is formed in the upper air flow path, the air flow path is formed in the lower air flow path, and a case partition wall partitioning the upper air flow path and the lower air flow path communicates with the upper air flow path A communication hole is formed and both side plates open and close the communication hole in the axial direction of the floor door.

The heat exchanger includes a cooling heat exchanger and a heating heat exchanger and includes a first temperature control door provided in a part of the air passage between the cooling heat exchanger and the heating heat exchanger and between the cooling heat exchanger and the heating heat exchanger And a second floor temperature control door provided on another part of the air passage of the vehicle, wherein the lower air passage is formed with a standing floor vent for discharging air toward the back of the vehicle, A console mode door for allowing the console vent to communicate with the console vent and the console floor vent, and an auxiliary console mode door for connecting the console vent to the console vent or allowing the console vent to communicate with the console vent.

In the vent mode, both the side plates of the floor door are brought into close contact with the communication port to close the floor vent, and the auxiliary tongue mode door opens the console vent. In the floor mode, both side plates of the floor door communicate with the communication port To open the floor vent, and to control the auxiliary console mode door to close the console vent.

The vehicle air conditioner according to the present invention can realize a floor door integrally in a two-layer flow air conditioning apparatus by forming a floor door plate on one drive shaft and adjusting the open area by a plate angle, , The load and the cost are reduced, the sealing property is improved through the inclined bending structure of the door, and the rotation driving can be performed in a relatively small space as compared with the straight type structure, thereby reducing the volume of the air conditioner have.

1 is a sectional view showing a conventional automotive air conditioner,
2 is a cross-sectional view illustrating a vehicle air conditioner according to an embodiment of the present invention,
3 is a perspective view showing a floor door of a vehicle air conditioner according to an embodiment of the present invention,
4 is a side view showing a floor door of a vehicle air conditioning system according to an embodiment of the present invention,
5 is a perspective view showing a state in which a floor door of a vehicle air conditioner according to an embodiment of the present invention is installed in an air conditioning case,
6 is a sectional view showing a branching flow path of a vehicle air conditioning system according to an embodiment of the present invention,
7 is a floor mode view of a vehicle air conditioning system according to an embodiment of the present invention,
8 is a view showing a vent mode of the air conditioner according to an embodiment of the present invention,
9 is a view showing a cooling mode of a vehicle air conditioner according to an embodiment of the present invention,
FIG. 10 shows a heating mode of a vehicle air conditioning system according to an embodiment of the present invention,
11 is a sectional view showing a vehicle air conditioning system according to another embodiment of the present invention,
12 is an enlarged perspective view of an internal portion of a vehicle air conditioning system according to another embodiment of the present invention,
Fig. 13 is a side sectional view of Fig. 12,
Fig. 14 is a plan sectional view of Fig. 12,
Fig. 15 shows an all-over floor mode in Fig. 12,
FIG. 16 shows the vent mode in FIG. 12,
FIG. 17 shows the floor floor mode in FIG. 12; FIG.

Hereinafter, the technical configuration of the air conditioner for a vehicle will be described in detail with reference to the accompanying drawings.

3 is a perspective view illustrating a floor door of a vehicle air conditioner according to an embodiment of the present invention. FIG. 4 is a side view of a vehicle air conditioner according to an embodiment of the present invention. 5 is a perspective view showing a state in which a floor door of a vehicle air conditioner according to an embodiment of the present invention is installed in an air conditioner case, and FIG. 6 is a perspective view of the present invention Sectional view of a branching flow path of a vehicle air conditioner according to an embodiment of the present invention.

2 to 6, a vehicle air conditioning system according to an embodiment of the present invention includes a two-layer air conditioning system (not shown) to maintain high heating performance while ensuring defogging performance during heating, Device. The two-tiered air-conditioning system provides two-layer air flow inside and outside, which supplies the outside air to the upper part of the vehicle and the air to the lower part for de-gaming in heating, thereby effectively eliminating the casting by using fresh and low- At the same time, fresh air is provided to passengers, and warm air is supplied to the lower part to maintain high heating performance.

A vehicle air conditioning system according to an embodiment of the present invention includes an air conditioning case 110. The air conditioning case 110 has a certain type of air flow path formed therein. The air flow path of the air conditioning case 110 is divided by the separation wall 111c into the outside air flow path 111a and the inside air flow path 111b. A plurality of air outlets are formed on the outlet side of the air conditioning case 110. The air outlets are connected to the defrost vent 112, the oval face vent 113, the oven floor vent 114, the console vent 115, 116).

The defrost vent 112 is a discharge port for discharging air toward the vehicle front seat window, and the seat face vent 113 is a discharge port for discharging air toward the front face of the vehicle. The seat floor vent 114 is a discharge opening for discharging air toward the front of the vehicle and the console vent 115 is a discharge opening for discharging air toward the rear of the vehicle. And is a discharge port for discharge. The front seat floor vent 114, the console vent 115, and the rear seat floor vent 116 are both formed in the lower air passage.

A blower unit is provided on the inlet side of the air conditioning case 110 and an evaporator 120 serving as a cooling heat exchanger and a heater core 130 serving as a heat exchanger for heating are provided at predetermined intervals in the air flow path of the air conditioning case 110. A first temperature control door 171 and a second temperature control door 172 are provided in front of the heater core 130. The air passes through the evaporator 120, is heat-exchanged and cooled, passes through the heater core 130, is heat-exchanged, and is heated. The air passage of the air conditioning case 110 is composed of an upper air passage and a lower air passage which are vertically partitioned by a partition wall 111c.

The first temperature control door 171 is provided in a part of the air passage between the evaporator 120 and the heater core 130. That is, the first temperature control door 171 is provided in the upper air passage, and controls the amount of the air passing through the heater core 130 and the amount of bypassing the air after passing through the evaporator 120. The second temperature regulating door 172 is provided in another part of the air flow path between the evaporator 120 and the heater core 130. That is, the second temperature control door 172 controls the amount of the air passing through the heater core 130 and the amount of bypassing the air after passing through the evaporator 120, which is provided in the lower air passage. The first temperature control door 171 is provided in the upper air passage and the second temperature control door 172 is provided in the lower air passage.

An electric heater 140 such as a PTC heater may be further provided on the downstream side of the heater core 130 in the air flow direction. The air outlet of the air conditioning case 110 is provided with a defrost door 153, a vent door 154, and a bargaining mode door 157 which are all-omitting mode doors. The de-frost door 153 and the vent door 154 are rotatably provided in the upper air passage, and the advanced mode door 157 is rotatably installed in the lower air passage. The gourmet mode door 157 allows air to flow through or selectively pass toward the overhead floor vents 114 and console vents 115 as it rotates.

The second temperature regulating door 172 is formed in a dome shape. When the second temperature regulating door 172 rotates clockwise, the inlet of the hot air flow path, which is an air flow path toward the heater core 130, is closed. And serves as a partition for partitioning the air passage and the lower air passage. In the two-laminar flow mode, the first temperature control door 171 closes the cold air flow path in the upper air passage and the second temperature adjustment door 172 rotates in the counterclockwise direction, thereby allowing the air passage 111b and the air passage 111a, The outside air flows into the evaporator 120 and the heater core 130 while the outside air flows into the defrost vent 112. The defrosting performance is ensured while the outside air flows into the defrost vent 112, .

A vehicle air conditioning system according to an embodiment of the present invention includes a floor door 200. The floor door 200 adjusts the opening degree of the all-wheel-house floor vent 114 and the console vent 115, and is integrally formed as a single shaft. The plate of the floor door 200 is bent at a predetermined angle to adjust the opening area of the flow passage according to the angle of the plate.

That is, the floor door 200 is composed of a shaft 210, a pair of floor door portions 220 and a console door portion 230. The shaft 210 is a center shaft rotatably connected to the air conditioning case 110. The floor door portion 220 is formed on both sides of the shaft 210 in the longitudinal direction thereof to adjust the opening degree of the all-steel floor vent 114. The console door part 230 is formed between the floor door part 220 in the longitudinal direction of the shaft 210 to adjust the opening degree of the console vent 115.

The entire floor floor vent 114 is formed on both sides of the air conditioner case 110 in the vehicle width direction and the console vent 115 is formed between the pair of all-over floor floor vent 114 in the vehicle width direction. The outside air flow path 111a of the air conditioning case 110 is formed in the upper air flow path and the inside flow path 111b is formed in the lower air flow path.

Further, a branch passage 106 is formed in the lower air passage. 6, the branch duct 106 is divided by the left and right partition walls 107, which are spaced apart in the vehicle width direction, as branch points of the entire floor floor vent 114 and the console vent 115, And a console-side flow path 108 formed between the floor-side flow path 109 and the floor-side flow path 109.

Referring to FIG. 4, the floor door portion 220 is formed to be inclined at a predetermined angle with respect to the console door portion 230. The floor door portion 220 is bent at a certain angle a and the console door portion 230 is also bent at a certain angle b. Also, the floor door portion 220 and the console door portion 230 are bent in the same direction.

More specifically, the floor door portion 220 of the floor door 200 includes a first plate 222 extending radially in the axis 210 and a second plate 222 extending from the first plate 222 at an inflection point 221 And a second plate 223 extending therefrom. The console door portion 230 of the floor door 200 includes a third plate 232 extending in the radial direction from the shaft 210 and a fourth plate 232 extending from the third plate 232 at the bent point 231, (233).

The first plate 222 and the second plate 223 are bent at a certain angle a and the third plate 232 and the fourth plate 233 are bent at a certain angle b. The first plate 222 of the floor door unit 220 and the third plate 232 of the console door unit 230 are formed to be inclined at a predetermined angle.

FIG. 7 illustrates a floor mode of a vehicle air conditioner according to an embodiment of the present invention, and FIG. 8 illustrates a vent mode of the air conditioner according to an embodiment of the present invention.

Referring to FIG. 7, in the floor mode, the console door unit 230 is brought into close contact with the air conditioning case 110, and the floor door 200 opens the floor vent 114 and closes the console vent 115.

In the floor mode, the floor door 200 is rotated in the clockwise direction to one side of the console door portion 230 is brought into close contact with the corresponding surface of the air conditioner case 110. The console side flow path 108 of the branch flow path 106 is blocked by the fourth plate 233 of the console door portion 230 and closed. The floor-side flow path 109 of the branching flow path 106 is opened so that the air is discharged through the floor vent 114 through the floor-side flow path 109.

8, in the vent mode, the floor door unit 220 is brought into close contact with the air conditioning case 110 so that the floor door 200 closes the floor vent 114 and opens the console vent 115 .

In the vent mode, the floor door 200 is rotated counterclockwise to one side of the floor door portion 230, and the floor door portion 230 is brought into close contact with the corresponding surface of the air conditioner case 110. As a result, the floor-side flow path 109 of the branch flow path 106 is blocked by the second plate 223 of the floor door portion 220 and closed. The console side flow path 108 of the branch flow path 106 is opened so that the air is discharged through the console vent 115 through the console side flow path 108.

9 shows a cooling mode of a vehicle air conditioner according to an embodiment of the present invention.

9, the outside air introduced into the air conditioning case 110 through the outside air flow path 111a passes through the evaporator 120 along the upper air flow path, is cooled, and then the first The heater core 130 is bypassed by the temperature control door 171 and discharged through the entire face vent 113 to all the stoves in the vehicle interior.

The inner air introduced into the air conditioning case 110 through the air flow path 111b passes through the evaporator 120 along the lower air passage and is then cooled by the second temperature control door 172 closing the heater core 130 The heater core 130 is bypassed and discharged to the back of the passenger compartment through the face-face vent 115.

FIG. 10 shows a heating mode of the automotive air conditioner according to an embodiment of the present invention.

10, the outside air introduced into the air conditioning case 110 through the outside air flow path 111a passes through the evaporator 120 along the upper air flow path and flows through the first temperature control door Is heated by the heater core (130), heated by the heater (171), and discharged through the entire face vent (113) into the vehicle cabin.

The inner air introduced into the air conditioning case 110 through the air flow path 111b is guided by the second temperature control door 172 passing through the evaporator 120 and opening the heater core 130 along the lower air flow path Heated through the heater core 130, and then discharged through the back face vent 115 to the back of the vehicle cabin.

The vehicle air conditioning system according to an embodiment of the present invention can realize a floor door integrally in a two-layer flow air conditioning apparatus by forming a floor door plate on one driving shaft and adjusting an open area by a plate angle, Reduces the number of parts, loads and costs, and improves the sealing performance through the tilted bending structure of the door, as well as reduces the volume of the air conditioner by enabling rotation in a relatively small space compared with a straight structure There is an effect that can be.

FIG. 12 is a perspective view showing an internal portion of an automotive air conditioner according to another embodiment of the present invention in an enlarged scale, and FIG. 13 is a cross-sectional view of the automotive air conditioner according to another embodiment of the present invention. 12 is a side sectional view, Fig. 14 is a plan sectional view of Fig. 12, Fig. 15 shows an all-over floor mode in Fig. 12, Fig. 16 shows a vent mode in Fig. And a floor mode.

11 to 17, a vehicle air conditioner according to another embodiment of the present invention is a three zone air conditioner, and as compared with the above-described embodiment, an independent air conditioner control area in a vehicle interior is defined as 1 Add more areas.

In other words, the embodiment shown in FIGS. 2 to 10 is a two-zone type air conditioner that performs independent air conditioning of two zones, that is, a front seat and a rear seat, of the two- Is a three-zone type air conditioner that performs independent air conditioning of the three areas of the left and right front and rear seats of a vehicle in a two-layer flow air conditioning system. The three-zone type air conditioner is capable of independent air conditioning control in three areas: front driver's seat, front passenger's seat and rear seat.

A vehicle air conditioning apparatus according to another embodiment of the present invention includes an air conditioning case 110. The air conditioning case 110 has a certain type of air flow path formed therein. The air flow path of the air conditioning case 110 is divided by the separation wall 111c into the outside air flow path 111a and the inside air flow path 111b. A plurality of air outlets are formed on the outlet side of the air conditioning case 110. The air outlets are connected to the defrost vent 112, the oval face vent 113, the oven floor vent 114, the console vent 115, 116). The front seat floor vent 114, the console vent 115, and the rear seat floor vent 116 are both formed in the lower air passage.

A blower unit is provided at the inlet side of the air conditioning case 110 and an evaporator 120 and a heater core 130 are provided at predetermined intervals in the air flow path of the air conditioning case 110. A first temperature control door 171 and a second temperature control door 172 are provided in front of the heater core 130. The air passage of the air conditioning case 110 is composed of an upper air passage and a lower air passage which are vertically partitioned by a partition wall 111c. An electric heater 140 such as a PTC heater may be further provided on the downstream side of the heater core 130 in the air flow direction.

The air outlet of the air conditioning case 110 is provided with a defrost door 153, a vent door 154, and a bargaining mode door 157 which are all-omitting mode doors. The gullible mode door (157) is rotatably provided in the lower air passage. The gut mode door 157 allows air to flow toward or through the console floor vent 114 or selectively through the console vent 115 and floor vent vent 116 as it rotates.

A vehicle air conditioning apparatus according to another embodiment of the present invention includes a floor door 200. The floor door 200 has the same structure as the above-described embodiment. That is, the floor door 200 of the present invention is commonly used in a two-zone type air conditioner of the embodiment described above and a three-zone type air conditioner of the present embodiment. Since the floor door 200 is commonly used, the mold cost is reduced and the manufacturing cost is lowered, which is a great advantage in terms of cost.

The floor door 200 has the same structure as that of the above-described embodiment, but its functions are partly different. That is, the floor door 200 adjusts the opening degree of the entire floor floor vent 114 only. The floor door 200 does not regulate the opening of the console vent 115 and the opening of the console vent 115 is controlled by the auxiliary console mode door 300 to be described later. The plate of the floor door 200 is bent at a predetermined angle to adjust the opening area of the flow passage according to the angle of the plate.

That is, the floor door 200 includes a shaft 210 rotatably connected to the air conditioning case 110, and a pair of front and rear floor ventilation openings 210 formed on both sides in the longitudinal direction of the shaft 210, And an intermediate plate 230 formed between the both side plates 220 and the both side plates. The middle plate 230 has the same structure as that of the floor door unit 220 of the above-described embodiment except that only the name of the both side plates 220 is different. Respectively. In the following description, reference numerals 220 and 230 denote the side plates and the intermediate plate, respectively, with different names of the above embodiments.

The entire floor floor vent 114 is formed on both sides of the air conditioner case 110 in the vehicle width direction and the console vent 115 is formed in the lower part of the all-wheel floor vent 114. Further, a space portion 119 is formed between the pair of front seat floor vents 114. The space portion 119 allows the intermediate plate 230 to idle in the axial direction of the floor door 200. In this case, the intermediate plate 230 in the axial direction of the floor door 200 only rotates and moves in the space 119, and does not perform any other function.

The air flow path in the air conditioning case 110 is partitioned in the width direction by a separator so that the air discharged to the defrost vent 112, the overhead face vent 113, and the overhead floor vent 114 are controlled independently from each other. That is, the first temperature control door 171 and the second temperature control door 172 are independently controlled to rotate in a space defined by the separator.

The outside air flow path 111a of the air conditioning case 110 is formed in the upper air flow path and the inside flow path 111b is formed in the lower air flow path. A communication hole 118 is formed in the case partition wall 117 which separates the upper air passage and the lower air passage. The communication port (118) communicates between the upper air passage and the overhead floor vent (114). The both side plates 220 open and close the communication port 118 in the axial direction of the floor door 200.

The vehicle air conditioner further includes a sub-console mode door (300) and a sub-console temperature control door (310). The auxiliary tear mode door 300 allows air to flow through the console vent 115 or through the trough floor vent 116 as it rotates. The auxiliary door temperature control door 310 is disposed on the downstream side of the heater core 130 and includes a lower side warm air passage passing through the heater core 130 and a lower side cold air passage passing through the heater core 130 Adjust opening.

On the other hand, the air passage inside the air conditioning case 110 is partitioned into a left air passage 110a and a right air passage 110b by a separator. The separator is formed at an intermediate position in the width direction of the inside of the air conditioner case 110 to divide the space inside the air conditioner case 110 into two halves.

In this case, as shown in FIG. 14, some of the areas of the air conditioner case 110 in which the floor door 200, the annex mode door 157, and the sub-tailgate temperature control door 310 are located include a pair of The partition wall 107 replaces the separator function. A left air passage 110a and a right air passage 110b are formed on the left and right sides by a pair of partition walls 107 and a floor door 110b is formed between the left air passage 110a and the right air passage 110b A space portion 119 in which the intermediate plate 230 of the base plate 200 is idly rotated is formed.

The stick-on mode door 157 is made up of a left annexe mode door 157a provided in the left air passage 110a and a right annexe mode door 157b provided in the right air passage 110b. The left-hand gesture mode door (157a) and the right gesture mode door (157b) are independently controlled in rotation. The auxiliary door temperature control door 310 includes a left auxiliary door temperature control door 310a provided in the left air passage 110a and a right auxiliary door temperature control door 310b provided in the right air passage 110b. The left sub-seating temperature control door 310a and the right sub-door temperature control door 310b are independently controlled in rotation.

Referring to Fig. 15, in the all-over floor mode, both side plates 220 of the floor door 200 open the communication hole 118 to open the floor vent 114. The air flowing in the upper air passage flows to the lower air passage through the communication port 118, and is discharged to the front seat through the entire floor vent 114. The gull mode door 150 and the auxiliary gull mode door 300 are controlled to close the console vent 115.

16, in the vent mode, the both side plates 220 of the floor door 200 closely contact the communication port 118 to close the floor vent 114. The gull mode door 157 and the auxiliary gull mode door 300 are rotated to open the console vent 115 and the air flowing in the lower air passage is discharged through the console vent 115 toward the obverse console.

17, both side plates 220 of the floor door 200 are in close contact with the communication ports 118 to close the floor vents 114 in a sitting floor mode. The gourd mode door 157 and the auxiliary grate mode door 300 are rotated to close the console vent 115 and open the upright floor vent 116 and the air flowing in the lower air passage passes through the top floor vent 116 So that it is discharged toward the foot.

Although the vehicle air-conditioning apparatus according to the present invention has been described with reference to the embodiments shown in the drawings, it is to be understood that various modifications and equivalent embodiments are possible without departing from the scope of the present invention. Accordingly, the scope of the true technical protection should be determined by the technical idea of the appended claims.

110: air conditioning case 111a:
111b: Empty flow passage 111c:
112: De-Frost Vents 113: Whole Face Face Vents
114: All floor floor vent 115: Console vent
116: Hollow floor vent
120: evaporator 130: heater core
140: Electric heater 153: Defrost door
154: Bent door 157: Torsion mode door
171: first temperature control door 172: second temperature control door
200: floor door 210: shaft
220: Floor door part (both side plates)
222: first plate 223: second plate
230: Console door part (intermediate plate)
232: third plate 233: fourth plate
106: branching flow path 107: partition wall
108: Console side flow path 109: Floor side flow path
118: communication port 119:
300: auxiliary tongue mode door 310: auxiliary tongue temperature control door

Claims (15)

And a heat exchanger provided in the air passage of the air conditioning case and having a heat exchange relationship with air passing therethrough, wherein the air outlet of the air conditioning case is provided with an air outlet A depressible vent 112 and an all-over seat vent 113 for discharging air toward the face, an all-over floor vent 114 for discharging air toward the front of the vehicle, and a console vent 115) is formed in the vehicle air conditioning system,
And a floor door (200) for adjusting the opening degree of the all-over floor vent (114)
Wherein the plate of the floor door (200) is bent at a predetermined angle to adjust the opening area of the flow path according to the angle of the plate. The method according to claim 1,
Wherein the air flow path of the air conditioning case (110) is constituted by a two-layer flow air conditioning device in which an outside air flow path (111a) and an inside air flow path (111b) are partitioned by a separation wall (111c). 3. The method of claim 2,
And a floor door (200) integrally rotated by a single shaft for controlling the opening degree of the all-wheel-house floor vent (114) and the console vent (115)
The entire floor floor vent 114 is formed on both sides of the air conditioning case 110 in the vehicle width direction and the console vent 115 is formed in a vehicle width direction between the pair of all- Air conditioning system. The method of claim 3,
The floor door (200) comprises:
An axis 210 rotatably connected to the air conditioning case 110;
A pair of floor doors 220 formed on both sides of the shaft 210 in the longitudinal direction thereof to adjust the opening of the all-wheel floor vent 114; And
And a console door part (230) formed between the floor door part (220) and adjusting the opening degree of the console vent (115). 5. The method of claim 4,
The outside air flow path 111a of the air conditioning case 110 is formed in the upper air flow path and the inside air flow path 111b is formed in the lower air flow path,
And a branch flow path (106), which is a branch point of the entire floor floor vent (114) and the console vent (115), is formed in the lower air flow path. 6. The method of claim 5,
The branch flow path 106 is divided into a pair of floor side flow paths 109 by the left and right partition walls 107 spaced apart in the vehicle width direction and a console side flow path 108 formed between the floor side flow paths 109. [ The air conditioning system comprising: 5. The method of claim 4,
Wherein the floor door portion (220) is inclined at a predetermined angle with respect to the console door portion (230). 8. The method of claim 7,
The floor door portion 220 is bent at a predetermined angle a and the console door portion 230 is bent at a predetermined angle b,
Wherein the floor door portion (220) and the console door portion (230) are bent in the same direction. 6. The method of claim 5,
Wherein the heat exchanger includes a cooling heat exchanger and a heating heat exchanger,
A first temperature control door (171) provided in a part of the air passage between the cooling heat exchanger and the heating heat exchanger, and a second temperature control unit provided in another part of the air path between the cooling heat exchanger and the heating heat exchanger And a door (172)
The floor air vent 116 is formed in the lower air passage to discharge air toward the back of the vehicle,
And a seated mode door (157) for allowing air to flow toward the front floor floor vent (114) and the console vent (115) or to pass the air toward the front floor floor vent (116). 5. The method of claim 4,
In the vent mode, the floor door unit 220 is brought into close contact with the air conditioning case 110 so that the floor door 200 closes the floor vent 114, opens the console vent 115,
The floor door 200 closes the floor vent 114 and closes the console vent 115 when the console door 230 is in close contact with the air conditioner case 110 in the floor mode. 3. The method of claim 2,
The entire floor floor vent 114 is formed on both sides of the air conditioner case 110 in the vehicle width direction. The console vent 115 is formed in a lower portion of the floor floor ventilation 114,
Wherein a space portion (119) for idling the intermediate plate in the axial direction of the floor door (200) is formed between the pair of all - steel floor vents (114). 12. The method of claim 11,
The air flow path in the air conditioning case 110 is partitioned in the width direction by a separator so that the air discharged to the defrost vent 112, the front seat face vent 113, Device. 13. The method of claim 12,
The outside air flow path 111a of the air conditioning case 110 is formed in the upper air flow path and the inside air flow path 111b is formed in the lower air flow path,
A communication port 118 communicating between the upper air passage and the overhead floor vent 114 is formed in the case partition wall 117 for partitioning the upper air passage and the lower air passage,
And both the side plates open and close the communication hole (118) in the axial direction of the floor door (200). 13. The method of claim 12,
Wherein the heat exchanger includes a cooling heat exchanger and a heating heat exchanger,
A first temperature control door (171) provided in a part of the air passage between the cooling heat exchanger and the heating heat exchanger, and a second temperature control unit provided in another part of the air path between the cooling heat exchanger and the heating heat exchanger And a door (172)
The floor air vent 116 is formed in the lower air passage to discharge air toward the back of the vehicle,
A console mode door (157) for connecting the console vent (115) and the upright floor vent (116) to allow the air to flow toward the front floor floor vent (114) And the auxiliary floor mode door (300) is connected to the floor floor vent (116). 15. The method of claim 14,
Both the side plates of the floor door 200 are brought into close contact with the communication port 118 to close the floor vent 114 and the auxiliary vent mode door 300 opens the console vent 115,
In the floor mode, both side plates of the floor door 200 open the communication hole 118 to open the floor vent 114, and the auxiliary door mode door 300 closes the console vent 115 The air conditioner of the present invention.

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