KR20100086258A - Air conditioning device for vehicle - Google Patents

Abstract

PURPOSE: An air conditioning system for a vehicle is provided to condition with selectively switching a defrost vent, a face vent, a floor vent by using a single mode door. CONSTITUTION: An air conditioning system for a vehicle comprises an air conditioner case which comprises a defrost vent(130), a face vent(131), and a floor vent(132) and a mode door(210) which comprises a first opening(210a), a second opening(210b), and a shutting member(210c,210d,210e) and switches a plurality of vents formed in the air conditioner case in order to condition air. The first opening and the second opening slides according to the direction arranged a plurality of vents. According to the sliding distance of the mode door, the aisle area of the defrost vent is varied with the positioning of the shutting member formed in the one side of the mode door near the first opening. The aisle area of the face vent is varied with the positioning of the first opening. The aisle area of the floor vent is varied with the positioning of the second opening.

Description

Air conditioning device for vehicle

The present invention relates to a vehicle air conditioning apparatus, and more particularly, by using a single mode door to implement a air conditioning mode by selectively opening and closing a plurality of vents, that is, defrost vent, face vent, floor vent, By reducing the width of the air conditioner case, the space occupied by the air conditioner case can be reduced, and the space used for the driver's seat and the passenger seat inside the vehicle can be expanded, and a single mode door can be used to control a single console in addition to multiple vents. It relates to a vehicle air conditioner that can be selectively opened and closed to the vent.

In general, a vehicle air conditioner is a vehicle interior that is installed for the purpose of securing the driver's front and rear visibility by removing the frost, which is in the windshield during the summer or winter, or during the rainy or winter season. As such, the air conditioner is generally equipped with a heating device and a cooling device at the same time to selectively introduce the outside air or bet, and then heat or cool the air and blow it into the vehicle interior to cool, heat or ventilate the interior of the vehicle.

Such an air conditioning apparatus has an air inlet 11 formed at the inlet side and a defrost vent having an opening degree controlled by a mode door composed of a defrost door 16a, a vent door 16b, and a floor door 16d, respectively. 12a), an air conditioning case 10 provided with face vents 12b and floor vents 12c and 12d; A blower (not shown) connected to the air inlet 11 of the air conditioning case 10 to blow the inside or outside air; An evaporator (2) and a heater core (3) embedded in the air conditioning case (10); It is installed between the evaporator 2 and the heater core 3, and controls the opening degree of the cold air flow passage (P1) bypassing the heater core (3) and the hot air flow passage (P2) passing through the heater core (3). It consists of a temperature control door (15).

In addition, a guide wall 17 is formed between the rear side of the heater core 3 and the floor vents 12c and 12d and partitioned from each other.

Here, another temperature control door 15a is provided between the guide wall 17 and the heater core 3 to adjust the opening degree of the flow path between the guide wall 17 and the heater core 3. That is, the two temperature control doors 15 and 15a are arranged in the front-rear direction of the vehicle.

The floor vents 12c and 12d are separated into a front seat vent 12c and a rear seat vent 12d, and the opening degree is adjusted by the floor door 16d.

The air conditioning case 10 includes an evaporator 2, a heater core H, and a temperature control door 20 so as to assemble the defrost door 16a, the vent door 16b, and the floor door 16d. It consists of left and right case members (not shown) coupled in surface contact.

Here, the hatched portions of the air conditioning case 10 shown in FIG. 1 are mutual contact surfaces in a state where the left and right case members are in contact with each other.

The defrost vent 12a serves to supply air toward the windshield in order to remove frost generated in the windshield, and the face vent 12b serves to supply air toward the upper body of the front occupant. do.

 The air discharged from the floor vent 12c is supplied to the front floor of the vehicle cabin, and the air discharged from the floor vent 12d is supplied to the rear floor of the vehicle cabin.

On the other hand, the outside of the air conditioning case 10 constituting the floor vents (12c, 12d) is provided with a console vent (12e) for guiding air to be supplied to the rear seat side through the console of the vehicle interior.

When the inlet of the console vent 12e is connected to the face vent 12b to rotate the event door 16b so that the face vent 12b is opened, a part of the air is passed through the face vent 12b. The air is discharged, and the air discharged through the console vent 12e is supplied to the console side and then supplied to the rear of the vehicle interior from the console.

At this time, the air conditioning case 10 in the face vent 12b has a branch guide 13 for smoothly inducing some of the air passing through the face vent 12b to the console vent 12e side. It is formed integrally with the vertical.

According to the vehicle air conditioner configured as described above, when the maximum cooling mode is operated, the temperature control door 15 opens the cold air flow passage P1 and closes the hot air flow passage P2. Accordingly, the air blown by the blower not shown is heat-exchanged with the refrigerant flowing through the evaporator 2 while passing through the evaporator 2 to be changed to cold, and then the mixing chamber MC through the cold air flow path P1. It is flowed toward, and then discharged to the vehicle interior through the vent (12a ~ 12c) is opened in accordance with the predetermined air conditioning mode, the cooling of the vehicle interior is performed.

In addition, when the maximum heating mode is activated, the temperature control door 15 closes the cold air flow passage P1 and opens the hot air flow passage P2. Accordingly, the air blown by the blower not shown is heat-exchanged with the coolant flowing through the inside of the heater core 3 while passing through the heater core 3 through the hot air flow passage P2 after passing through the evaporator 2. After rising to warmth, it flows toward the mixing chamber MC, and is then discharged into the vehicle interior through the vents 12a to 12c that are opened according to a predetermined air conditioning mode, thereby heating the vehicle interior.

When the cooling mode other than the maximum cooling mode and the 1/2 cooling mode are operated, the temperature control door 15 is rotated to a neutral position, and the cold air flow passage P1 and the warm air flow passage with respect to the mixing chamber MC. Open both (P2). Therefore, after the cold through the evaporator (2) and the warm through the heater core (3) flows to the mixing chamber (MC) and mixed, the defrost door (16a), the vent door (16b) and the floor in accordance with a predetermined air conditioning mode It is discharged to the vehicle interior through the defrost vent 12a, the face vent 12b, and the floor vents 12c and 12d which are respectively opened by the door 16d.

On the other hand, in the above-described configuration of the vehicle air conditioner, so-called, left, right independent control method can be applied to allow the air of different temperatures to be supplied to the driver's seat and the passenger seat in the interior of the vehicle according to the needs of the occupants to achieve individual cooling and heating. There is a separation plate (not shown) that separates the air flow path from side to side between the left and right case members, which are not shown, and the two air conditioning doors 15 are separated from the left and right on the basis of the separation plate. It can be installed and operated individually to ensure that different temperatures are supplied to the driver's seat and the passenger seat.

However, the prior art had the following problems.

First, the air conditioner case 10 constituting the air conditioner for automobiles according to the prior art is installed in the dash panel 31 to be partitioned from the engine room 30, and the defrost door 16a inside the air conditioner case 10. ), The vent door 16b and the floor door 16d are configured separately, so that the manufacturing cost increases due to the need to separately manufacture these doors, and the assembly labor for assembling these individual doors increases. In addition, since these doors are arranged in the front and rear direction of the vehicle, the overall size of the air conditioning case 10 becomes larger, which causes a problem that the interior space of the driver's seat and the passenger seat inside the vehicle is reduced.

Second, in the related art, the overall size of the air conditioning case 10 is larger because the console vent 12e is further provided outside the air conditioning case 10 toward the rear side of the vehicle to guide the vehicle to be supplied to the rear seat side. There was also a problem that the interior space of the driver's seat and the passenger seat inside the vehicle is reduced.

Third, the prior art has a problem that occupies a lot of space in the vehicle front and rear direction because the two temperature control doors (15, 15a) are installed in the vehicle front and rear direction inside the air conditioning case (10).

Accordingly, an object of the present invention was created to solve the above problems, by implementing a air conditioning mode by selectively opening and closing a plurality of vents, that is, defrost vent, face vent, floor vent using a single mode door The present invention provides a vehicle air conditioner that reduces the space occupied by the air conditioner case by reducing the width of the air conditioner case in the front and rear directions of the vehicle and also expands the space used by the driver's seat and the passenger seat inside the vehicle.

 Another object of the present invention is to provide a vehicle air conditioner that can selectively open and close a single console vent in addition to a plurality of vents using a single mode door.

An air conditioner for an automobile according to the present invention for achieving the above object comprises: an air conditioning case having at least a defrost vent, a face vent, and a floor vent; The first and second openings and the blocking portion are formed to open and close a plurality of vents formed in the air conditioning case, and the first and second openings are arranged along the direction in which the plurality of vents formed in the air conditioning case are arranged. It includes a mode door formed to be slidingly driven, and thus by using a single mode door to open and close a plurality of vents, that is, defrost vent, face vent, floor vents to implement the air conditioning mode, in the front and rear direction of the vehicle By reducing the width of the air conditioning case, the space occupied by the air conditioning case can be reduced, and the space for the driver's seat and the passenger seat inside the vehicle can be expanded.

In addition, the present invention, the air conditioning case is further provided with a console vent, the mode door is further provided with a third opening for selectively opening the console vent, thereby using a single mode door to a single in addition to a plurality of vents The console vent can be opened and closed selectively.

According to the automotive air conditioner according to the present invention, the following effects can be expected.

First, the present invention implements an air conditioning mode by selectively opening and closing a plurality of vents, that is, defrost vent, face vent, floor vent using a single mode door, so that the width of the air conditioning case in the front and rear direction of the vehicle is reduced In addition to reducing the occupied space occupied by the air conditioning case, the space used for the driver's seat and the passenger seat inside the vehicle can be expanded, the number of door assembly operations can be reduced, and the manufacturing cost of the door can be reduced.

Second, the present invention can selectively open and close a single console vent in addition to a plurality of vents using a single mode door.

Third, the air conditioner according to the present invention is configured not only in the case of the single control method of supplying air of the same temperature to the driver's seat and the passenger seat in the vehicle interior, but also in the driver's seat and the passenger seat of the passenger compartment according to the passenger's needs. It can be applied to both left and right independent control methods that allow air to be supplied at different temperatures to provide individual cooling and heating.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the vehicle air conditioner according to the present invention will be described in detail.

FIG. 2 is an exploded perspective view illustrating the right case member and the door assembly disassembled while omitting the left case member constituting the air conditioning case of the present invention, and FIG. 3 is a state in which the door assembly is installed on the right case member shown in FIG. Figure 4 is a cross-sectional view, Figure 4 is a mode door of an embodiment of the present invention in a state in which the entire side wall portion of each of the left and right case members in which the defrost vent, the face vent, the floor vent and the console vent are formed FIG. 5 is an exploded view showing the position of the air conditioner in the face-console mode, and FIG. 5 illustrates the entirety of one side wall of each of the left and right case members in which the defrost vent, the face vent, the floor vent, and the console vent are formed. The mode door of another embodiment of the present invention is shown in the state shown in the state, the face of the air conditioning mode -It is an exploded view showing when in the console mode, Figure 6 is a perspective view showing the appearance of the door assembly applied to the present invention, Figure 7 is an exploded perspective view of the door assembly shown in Figure 6, Figure 8 is shown in Figure 6 Fig. 9 is a cross-sectional view showing a coupling relationship between the support frame portion, the door portion, and the support member in a state in which the door portion is cut in the width direction during the construction of the door assembly, and Fig. 9 is a length of the door portion during the construction of the door assembly shown in Fig. 6. 10 is a cross-sectional view showing an embodiment of a coupling relationship between the door part and the support member in the state cut in the direction, and FIG. 10 is a door part in the state in which the door part is cut in the longitudinal direction of the door assembly shown in FIG. 11 is a cross-sectional view showing another embodiment of the coupling relationship between the support member and the right case member and the door assembly are omitted while omitting the left case member constituting the air conditioning case of the present invention. 12 is an exploded perspective view illustrating the separation plate, FIG. 12 is a view illustrating a state in which the separation plates are coupled to each other in the right case member illustrated in FIG. 11, and a combined perspective view in which the door assembly is omitted, and FIG. 13 is defrosted. It shows the mode door in a state where the one side wall of each of the left and right case members, in which the vent, the face vent, the floor vent, and the console vent are formed, is opened, and is in the face-console mode of the air conditioning mode. FIG. 14 is an exploded view showing the operation mode shown in each of the air-conditioning mode, the face-console mode, the bi-level mode, the floor mode, the mixing mode, and the diff mode, according to the present invention. , Is a cross-sectional view of a state in which the air distribution cover of the present invention is formed.

The air conditioner for automobiles according to the present invention largely comprises an air conditioner case 100 and a mode door 210.

At least the defrost vent 130, the face vent 131, and the floor vent 132 are formed in the air conditioning case 100. More specifically, the air conditioning case 100 is formed by the left and right case members 110 and 120 are in contact with each other. Here, the left case member 110 and the right case member 120 are formed in the same shape symmetrical with each other, the left case member 110 is omitted in the drawing shown in FIG.

The defrost vent 130, the face vent 131, and the floor vent are respectively formed on the outer wall portions 111 and 121, which form the outermost coupling surfaces 112 and 122 of the left and right case members 110 and 120, respectively. 132 is sequentially formed spaced apart at regular intervals.

That is, the defrost vent 130, the face vent 131, and the floor vent 132 are sequentially formed on the outer wall 111 forming the outermost coupling surface 112 of the left case member 110. In addition, the defrost vent 130, the face vent 131, and the floor vent 132 are sequentially formed on the outer wall 121 forming the outermost coupling surface 122 of the right case member 120.

Here, as illustrated in FIG. 4, the defrost vent 130, the face vent 131, and the floor vent 132 refer to portions hatched by diagonal lines crossing each other in the quadrilateral edges.

The present invention may further include a console vent 133 in the air conditioning case 100 in addition to the above-described defrost vent 130, the face vent 131, and the floor vent 132. The position of is formed at a position spaced apart from the floor vent 132 by a predetermined interval. That is, the outer wall forming the outermost coupling surface 112 of the left case member 110, which is formed in the order of the defrost vent 130, the face vent 131, the floor vent 132, and the console vent 133. It is formed on the outer wall portion 121 that forms the outermost coupling surface 122 of the portion 111 and the right case member 120, respectively.

On the other hand, the floor vent 132 of the present invention, as shown in Figure 4 on each of the left and right sides of the air conditioning case 100, the center of the air conditioning case 100, that is, the maximum of each of the left and right case members 110, 120 It is formed symmetrically with respect to the outer coupling surfaces 112 and 122. That is, one each of the left case member 110 and the right case member 120 constituting the air conditioning case 100 is formed. In addition, the console vent 133 is formed between the floor vent 132 and the bottom of the floor vent 132. In addition, the floor vent 132 and the console vent 133 is formed in a position not overlapping along the moving direction of the mode door 210.

Here, the floor vent 132 is not shown in the drawing, but is symmetrically with respect to the center of the air conditioning case 100, that is, the outermost coupling surfaces 112 and 122 of each of the left and right case members 110 and 120. Of course, it can be formed to be asymmetric without forming.

In addition, the mode door 210 of the present invention opens and closes a plurality of vents 130, 131, and 132 formed in the air conditioning case 100 so that at least the first and second openings 210a and 210b are implemented. ) And blocking portions 210c, 210d, and 210e, and a plurality of vents 130, 131, and 132 having first and second openings 210a and 210b formed in the air conditioning case 100 are arranged. It is formed to be driven sliding along the direction.

That is, both side edge portions in the longitudinal direction of the mode door 210 are coupled to the guide rails 123 formed on the inner wall surface of the air conditioning case 100 and are slidably moved.

Here, the mode door 210 refers to a rectangular region formed by the double-dot chain line ─--─--─ illustrated in FIG. 4, and the first opening 210a and the second opening 210b are single dashed lines ( ─-─-─) means a rectangular region formed by.

In addition, the mode door 210 of the present invention has a first opening portion 210a and a second opening portion 210b spaced at regular intervals in the longitudinal direction in the region between both ends, and the first and second opening portions 210a. The rest area except for 210b is made of a single plate body having a predetermined length partitioned by the blocking parts 210c, 210d, and 210e, so that it is not conventionally composed of individual defrost doors, face doors, and floor doors. It is possible to implement the air conditioning mode by opening and closing a plurality of vents without, and it is possible to reduce the assembly labor and manufacturing cost compared to the conventional.

In addition, since the mode door 210 of the present invention is composed of a single unit, the overall weight of the air conditioner may be significantly reduced.

Here, the blocking portions 210c, 210d, and 210e may include one side blocking portion 210c formed at one side of the mode door 210 at the position closest to the first opening 210a, and the first opening 210a and the first opening 210a. The middle blocking portion 210d between the second openings 210b and the other blocking portion 210e formed on the other side of the mode door 210 at the position closest to the second opening 210b are formed.

The mode door 210 is slid along the inner wall surfaces of the outer wall portions 111 and 121 of the left and right case members 110 and 120, respectively, so that the first opening 210a and the second opening 210b and a plurality of the doors 210 and 120 are moved. By opening and closing the defrost vent 130, the face vent 131 and the floor vent 132 by the position of the blocking portion (210c) (210d) (210e) of the air conditioning mode.

That is, according to the sliding movement distance of the mode door 210, the defrost vent 130 by the position movement of one side blocking portion 210c formed on one side of the mode door 210 of the position closest to the first opening 210a. ) Passage area is variable, the passage area of the face vent 131 by the position movement of the first opening (210a) is variable, the passage area of the floor vent 132 by the position movement of the second opening (210b) Is variable.

On the other hand, the present invention, when the console vent 133 is further provided in the air conditioning case 100, as described in the above description constitutes a third opening for selectively opening the console vent 133 in the mode door 210 do.

The third opening may be configured in two types. As shown in FIG. 5, an extension part is provided at the other side blocking part 210e formed at the other side of the mode door 210 at the position closest to the second opening 210b. 210e 'is formed to extend so that the through-hole 210f of size is formed in this extension part 210e'. In other words, the third opening becomes the through hole 210f.

Therefore, according to the sliding movement distance of the mode door 210, the defrost vent (by the position movement of one side blocking portion 210c formed on one side of the mode door 210 at the position closest to the first opening 210a) The passage area of the 130 is variable, the passage area of the face vent 131 is changed by the position movement of the first opening 210a, and the passage of the floor vent 132 is moved by the position movement of the second opening 210b. The area is variable, and the passage area of the console vent 133 is changed by the positional movement of the third opening 210f.

Next, as shown in FIG. 4, the third opening is set as a space 210f 'outside the other blocking portion 210e formed at the other side of the mode door 210 at the position closest to the second opening 210b. will be. The third opening becomes space 210f '.

 According to the sliding movement distance of the mode door 210, the passage of the defrost vent 130 by the position movement of the one-side blocking portion 210c formed on one side of the mode door 210 that is closest to the first opening 210a. The area is variable, the passage area of the face vent 131 is changed by the position movement of the first opening 210a, and the passage area of the floor vent 132 is variable by the position movement of the second opening 210b. The passage area of the console vent 133 is changed by the positional movement of the third opening 210f.

The overall length of the mode door 210 and the first, second and third openings 210a, 210b, 210f and 210f 'and the one side blocking portion 210c and the middle blocking portion of the mode door 210 according to the present invention configured as described above ( 210d), the arrangement interval between the other blocking unit 210e can be changed in various ways, preferably, according to the sliding movement distance of the mode door 210, the air vent to the face vent 131 and the console vent 133 Face-console mode for discharging air, a bi-level mode for discharging a part of the air to the face vent 131, and a floor for discharging air only to the floor vent 132. The mode door may be configured to implement a mode and a mode in which a part of the air is discharged to the defrost vent 130 and the remaining mode is discharged to the floor vent 132 and a deep mode to discharge only the defrost vent 130. Overall length of the 210 and the first, second and third openings 210a and 210 b) The arrangement interval between 210f and 210f 'and the one side blocking part 210c, the middle blocking part 210d, and the other blocking part 210e can be set.

On the other hand, the mode door 210 of the present invention, as shown in Figure 6, is configured to slide by a separate door assembly 200, as one component constituting the door assembly 200, The door assembly 200 includes a driving roller 220 and a mode door 210.

The driving roller 220 is a plurality of vent 130, 131, 132 of the side wall portion of the air conditioning case 100, that is, the defrost vent 130 and the face vent 131 and the floor vent 132 or these vents ( 130, 131, 131, the console vent 133 is further rotated adjacent to the inner side of the one side wall 111, 121 is added, in a preferred embodiment, the interior of the air conditioning case 100 And a pinion gear 222 formed at both ends of the rotary shaft 221.

Mode door 210 has at least one opening 210a, 210b spaced apart at least one predetermined distance in the longitudinal direction, and both sides in the width direction receiving the rotational force of the drive roller 210 is the air conditioning case 100 It consists of a plate-shaped body of a predetermined length consisting of a driving unit 212 is formed over a predetermined section in the longitudinal direction on the inner surface of the both sides to move under the guidance of the inner wall surface of the flexible section 213 having flexibility in the remaining sections. .

More specifically, the mode door 210 is formed of a plate-shaped body of a flexible material having a constant length and width (W) and has openings 210a and 210b spaced apart at least one predetermined distance in the longitudinal direction. A door part 211; Receives the rotational force of the driving roller 220 in both directions in the width direction to guide the inner wall surface of the air conditioning case 100 to move over a predetermined section in the longitudinal direction on the inner surface of both sides in the width direction of the door part 211 It consists of a pair of support frame portion 214, the drive unit 212 is formed and the flexible portion 213 having flexibility in the remaining section.

Here, the width (W) length of the mode door 210 is shown in Figures 4 and 5, the inner surface of the side wall portions 110A and 120A of each of the left and right case members 110 and 120 facing each other. It is approximately equal to distance.

The door part 211 is made of a flexible synthetic resin thin film or film, for example, so as to reduce the overall weight of the mode door and the overall weight of the air conditioning apparatus to the thickness of about 1mm ~ 5mm.

The support frame 214 may be made of synthetic resin to reduce the overall weight of the mode door 210 and the overall weight of the air conditioning apparatus.

Then, the driving unit 212 of the mode door 210 is composed of a rack gear geared to the pinion gear 222 constituting the drive roller 220.

Here, in the rack gear which is the driving unit 212, the gap between any two gear teeth 212a and 212b of the plurality of gear teeth is formed differently from the gap between the remaining gear teeth, and constitutes the driving roller 220. The pinion gear 222 has a gear tooth 222a of any one of a plurality of gear teeth formed radially larger than the other gear teeth, so that the gear tooth 222a of the pinion gear 222 is a rack gear ( By coupling between the two gear teeth (212a) (212b) formed in the 212, it is possible to easily set the air conditioning mode of the initial state when assembling the mode door 210 of the present invention. It is possible to prevent the misassembly during the initial assembly of the mode door 210.

In addition, the outer surfaces of the pair of support frame parts 214 are coupled to the guide rails 123 (see FIG. 2) formed on the side wall parts 110A and 120A of the left and right case members 110 and 120, respectively. Coupling portion 214a is formed to be possible.

Here, when the guide rail 123 is formed in a shape protruding in the form of iron, the coupling portion 214a may be formed in a shape recessed into the shape of a yaw, but is not limited thereto. It may be formed in the opposite shape.

In addition, the support frame part 214 according to the present invention is connected by the support member 215 in the width direction of the door part 211 to the remaining sections except for the areas corresponding to the openings 210a and 210b. The support member 215 serves to reinforce the pair of support frame portions 214 in parallel with each other.

 A plurality of supporting members 215 are formed, and are formed in the supporting frame part 214 at positions corresponding to both ends of the openings 210a and 210b to reinforce and support the supporting frame part 214. .

In addition, the support member 215 is provided with a contact surface 215a to be in close contact with the inner surface 211a of the door part 211, and the contact surface 215a has a sealing contacting the inner surface of the door part 211. Member 216 is attached.

Here, the contact surface 215a may be formed as a flat surface as shown in FIG. 10, and as shown in FIG. 9, the sealing surface 215a may be provided so that the sealing member 216 may be inserted and seated therein. can do.

Referring to the operation of the door assembly applied to the present invention configured as described above are as follows.

First, when the driving roller 220 is rotated, the rack gear which is the driving unit 212 constituting the mode door 210 is linearly moved by the rotation of the pinion gear 222 constituting the driving roller 220.

As a result, as the rack gear, which is the driving unit 212, moves linearly by the rotation of the pinion gear 222, the section K1 (see FIG. 3) corresponding to the driving unit 212 of the support frame unit 214 is defrost vent. One side wall parts 111 and 121 of the left and right case members 110 and 120 corresponding to a section in which the face vent 131 is formed from 130 are moved along the inner wall surface of the support frame part 214. The section K2 (see FIG. 3) corresponding to the flexible portion 213 is one side wall portion 111 corresponding to the section in which the floor vent 132 and the console vent 133 are formed after the face vent 131. It moves along the curved trajectory of the inner wall surface of the 121.

Meanwhile, as shown in FIG. 2, the air distribution cover 140 protrudes to surround the floor vent 132 and the console vent 133 on the outer surface of the air conditioning case 100, and the air. The communication port 150 is further provided on the distribution cover 140.

The air distribution cover 140 is formed in each of the left and right case members 110 and 120 constituting the air conditioning case 100, and are coupled together when the left and right case members 110 and 120 are coupled to each other. 2 shows only one half formed on the right case member 120 as an example.

15A and 15B show a state in which the air distribution cover 140 of the present invention is formed as a cross-sectional view.

As shown in the drawing, the air distribution cover 140 has a pair of both side plate portions 141 having first and second discharge ports 141a and 141b at upper and lower sides, respectively, and connecting the two side plate portions 141. In addition, the connection plate 142 is provided with a third discharge port 142a to correspond to the console vent 133.

The communication port 150 is inserted into and installed in the air distribution cover 140. The air flowing into the floor vent 132 and flowing into the air distribution cover 140 flows into the first and second discharge ports 141a and 141b. The console vent 133 and the third discharge port 142a communicate with each other to prevent flow and to be discharged to the third discharge port 142a.

Here, the air discharged from the first discharge port 141a is supplied to the front side floor of the vehicle interior, the air discharged from the second discharge port 141b is supplied to the rear side floor of the vehicle interior, and the third discharge port 142b The air discharged from the air is supplied to the console side and then supplied to the rear of the vehicle interior from the console.

In addition, a first air passage PH1 is formed between the one side plate portion 141 of the air distribution cover 140 and the communication port 150, and the other side plate portion 141 and the communication hole of the air distribution cover 140 are formed. A second air passage PH2 is formed between the first and second air passages PH2, and the air introduced into the air distribution cover 140 through the floor vent 132 is formed in the first and second air passages PH1 and PH2. It serves to flow to the second discharge port (141b) located below the discharge port (141a).

As described above, the protruding air distribution cover surrounding the floor vent 132 and the console vent 133 in the outer surface of the outer wall portions 111 and 121 of the left and right case members 110 and 120, as described above, Even if the air conditioning mode is implemented using a single mode door, the size of the air conditioning case 100 can be sufficiently reduced in the front and rear directions of the vehicle, so that the interior space of the driver's seat and the passenger's seat inside the vehicle is sufficiently. It doesn't have a big impact on securing.

In addition, since the present invention provides a communication port 150 for communicating the console vent 133 and the third discharge port 142a, a separate console vent does not need to be installed outside the air conditioning case as in the related art. It is possible to sufficiently reduce the size of the air conditioning case in the front-rear direction.

The present invention described so far described an embodiment in which the air conditioning device is configured in a single control method without partitioning the air flow path in the air conditioning case so that air of the same temperature is supplied to the driver's seat and the passenger seat in the vehicle interior according to the needs of the passenger. If necessary, air can be supplied to the driver's seat and passenger's seat at different temperatures, and the left and right independent control systems can be configured to separate the air paths in the air conditioning case from side to side to provide individual cooling and heating.

That is, as shown in FIGS. 11 to 13, the separation plate 300 separating the air flow path left and right inside the air conditioning case 100 is interposed therebetween. More specifically, the separation plate 300 is installed between the coupling surfaces 112 and 122 of the left and right case members 110 and 120 constituting the air conditioning case 100. Here, the left case member 110 and the right case member 120 are formed in the same shape symmetrical with each other, the left case member 110 is omitted in the drawings shown in FIGS. 11 and 12.

In the case of installing the separator 300 as described above, as shown in FIG. 12, the slide movement hole 301 is formed through the separation plate 300 vertically and vertically through the slide movement hole ( The mode door 210 may be inserted into the 301.

Then, the rotation hole 302 is formed through the separation plate 300, and the rotation shaft 221 constituting the driving roller 220 may be inserted into the rotation hole 302.

Here, when the present invention implements the air conditioning apparatus by the left and right independent control method by applying the separation plate 300, each of the left and right of the separation plate 300 without implementing the above-described door assembly 200 as a single Of course, it can be provided one by one.

In addition, when the separation plate 300 is installed as described above, the above-described communication hole 150 is configured to be integrally formed on the left and right sides of the separation plate 300, so that the communication hole 150 when the separation plate 300 is assembled. ) May be inserted into the air distribution cover 140 to allow the console vent 133 and the third discharge port 142a to communicate with each other.

In addition, according to the present invention, a portion of one side wall of a section between floor vents 132 of one side wall part 111 and 122 of each of the left and right case members 110 and 120 is cut in a predetermined depth from the mating surfaces 112 and 122. Formed so that the cut-out plate 160, which is formed integrally extending on the left and right sides of the separating plate 300 is located in the cut left and right spaces so that the floor vent 132 is formed on each side wall portion.

Here, the reason for forming the one side wall portion of the section between the floor vent 132 is formed in the air-conditioning case 100 of the present invention is easy to injection molding because it is made of a structure that is divided into left and right case members 110, 120 In the present invention, since the console vent 133 is to be closed in the air conditioning mode except the face vent 131 in the air conditioning mode, the separate left and right spaces are separated in the separation plate 300. It is formed integrally in the) to block the left and right spaces naturally when assembling the separation plate 300 and to form the floor vent 132.

In addition, since the present invention integrally forms the blocking plate 160 and the communication port 150 on the separating plate 300, the blocking plate 160 and the communicating port 150 are simultaneously determined at the time of assembling the separating plate 300. It can be assembled to.

On the other hand, when the separation plate 300 is not provided, as shown in Figures 2, 4, 5, the communication port 150 and the blocking plate 160 may be configured separately.

That is, when assembling the left and right case members 110 and 120, the communication port 150 is installed so that the console vent 133 and the third discharge port 142a communicate with each other, and the left and right case members 110 and 120 communicate with each other. The blocking plate 160 is inserted into the left and right spaces formed to cut a predetermined depth from the coupling surfaces 112 and 122 in one side wall portion of the section between the floor vents 132 of the one side wall portions 111 and 121 of the wall. The floor vent 132 is formed.

Here, the temperature control door located between the evaporator E and the heater core H constituting the air conditioner is not shown in the drawing.

In addition, reference numeral 101 in the drawing is an air inlet formed at the inlet side of the air conditioning case 100, and the indoor air or outdoor air is introduced into the interior of the air conditioning case 100 for the first time, through the air inlet 101 The introduced air first passes through the evaporator (E).

Hereinafter, a process of implementing the air conditioning mode using the vehicle air conditioner according to the present invention will be described. The air conditioning mode described below will be described by taking an example in which both the defrost vent 130, the face vent 131, the floor vent 132, and the console vent 133 are provided.

The air conditioning mode according to the present invention is a face-console mode for discharging air to the face vent 131 and the console vent 133, and a part of the air to the face vent 131 and the rest of the floor vent 132. Bi-level mode for discharging air), floor mode for discharging air only to the floor vent 132, and mixing for discharging a part of the air to the defrost vent 130 and discharging the rest to the floor vent 132 And a deep mode for discharging air only to the defrost vent 130.

This air conditioning mode will be described by face-console mode, bi-level mode, floor mode, mixing mode and deep mode.

<Face-Console Mode>

As shown in FIG. 14A, the face vent 131 is fully opened by the first opening 210a, and the defrost vent is disposed by the one-side blocking part 210c closest to the first opening 210a. 130 is in a closed state, and the second opening 210b is located in the inner wall surface of one side wall part 111 and 121 in the section between the face vent 131 and the floor vent 132. The floor vent 132 is closed and the console vent 133 is opened by the other blocking unit 210e which is closest to the second opening 210b.

Accordingly, as shown in FIG. 14A, the face-console mode for discharging air to the face vent 131 and the console vent 133 is implemented.

<Bilevel mode>

In the state of FIG. 14A, when the mode door 210 is slid a certain distance in the direction of the console vent 133, the defrost vent 130 is still formed by one side blocking portion 210c closest to the first opening 210a. ) Is closed, the face vent 131 is partially opened by the first opening 210a, and the floor vent 132 is partially opened by the second opening 210b, and the second opening 210b is opened. The console vent 133 is partially closed by the other blocking part 210e which is closest to the opening 210b.

Therefore, as shown in FIG. 14B, a bilevel mode is implemented in which a part of air is discharged to the face vent 131 and the other is discharged to the floor vent 132.

Here, in the bi-level mode, air may flow into the console vent 133 in the same manner as in the face-console mode described above.

<Floor mode>

In the state of FIG. 14B, if the mode door 210 further moves a certain distance in the direction of the console vent 133, the mode door 210 may still be depressed by the one side blocking part 210c closest to the first opening 210a. Frost vent 130 is approximately 20% open, the first opening (210a) is located on the inner wall surface of the one side wall portion 111, 121 of the section between the face vent 131 and the floor vent 132 In this state, the floor vent 132 is completely opened by the second opening 210b, and the console vent 133 is completely covered and closed by the closed region of the section between the second openings 210b.

Thus, as shown in FIG. 14C, a floor mode for discharging approximately 80% of air to the floor vent 132 is implemented.

That is, even if the floor mode is implemented, some air is supplied to the defrost vent 130 to prevent fog from occurring.

<Mixing mode>

In the state of FIG. 14C, when the mode door 210 further moves a certain distance in the direction of the console vent 133, the frost is defrosted by the one-side blocking part 210c closest to the first opening 210a. The vent 130 is partially open, and the first opening 210a is positioned on the inner wall surface of the one side wall 111 and 121 of the section between the face vent 131 and the floor vent 132. The floor vent 132 is partially opened by the second opening 210b, and the console vent 133 is completely covered by the closed region of the section between the second openings 210b.

Thus, as shown in FIG. 14D, a mixing mode in which a part of air is discharged to the defrost vent 130 and the other is discharged to the floor vent 132 is implemented.

<Deep Mode>

In the state of FIG. 14D, when the mode door 210 further moves a certain distance in the direction of the console vent 133, it is defrosted by the one-side blocking part 210c closest to the first opening 210a. The vent 130 is in a completely open state, and the first opening 210a is positioned on the inner wall surface of one side wall part 111 and 121 in the section between the face vent 131 and the floor vent 132. The floor vent 132 is completely closed by the intermediate blocking part 210d between the first and second openings 210a and 210b, and the console vent 133 is disposed between the second openings 210b. It will be completely covered and closed by the closed area of the section.

Therefore, as shown in FIG. 14E, a deep mode for discharging air only to the defrost vent 130 is implemented.

1 is a cross-sectional view showing the internal configuration of a vehicle air conditioner according to the prior art.

Figure 2 is an exploded perspective view showing the left case member and the door assembly disassembled while omitting the left case member constituting the air conditioning case of the present invention.

3 is a cross-sectional view showing a state in which a door assembly is installed on the right case member shown in FIG.

4 is a view illustrating a state in which a mode door of an embodiment of the present invention is positioned in a state in which one side wall of each of the left and right case members in which the defrost vent, the face vent, the floor vent, and the console vent are formed is opened. , The exploded view showing when in the face-console mode of the air conditioning mode.

FIG. 5 is a view illustrating a state in which a mode door of another embodiment of the present invention is positioned in a state in which one side wall portion of each of the left and right case members in which the defrost vent, the face vent, the floor vent, and the console vent are formed is opened. , The exploded view showing when in the face-console mode of the air conditioning mode.

Figure 6 is a perspective view showing the appearance of the door assembly applied to the present invention.

FIG. 7 is an exploded perspective view of the door assembly shown in FIG. 6.

FIG. 8 is a cross-sectional view showing a coupling relationship between the support frame portion, the door portion, and the support member in a state in which the door portion is cut in the width direction of the door assembly shown in FIG. 6; FIG.

FIG. 9 is a cross-sectional view showing an embodiment of a coupling relationship between the door part and the support member in a state in which the door part is cut in the longitudinal direction of the door assembly shown in FIG. 6; FIG.

10 is a cross-sectional view showing another embodiment of a coupling relationship between the door part and the support member in a state in which the door part is cut in the longitudinal direction of the door assembly shown in FIG. 6;

Figure 11 is an exploded perspective view showing the left case member constituting the air conditioning case of the present invention while the left case member and the separation plate combined with the door assembly are disassembled.

FIG. 12 is a view illustrating a state in which the separating plates are coupled to each other in the right case member illustrated in FIG. 11, and a door assembly is omitted.

FIG. 13 is a view illustrating a state in which a mode door is positioned in a state in which one side wall of each of the left and right case members in which the defrost vent, the face vent, the floor vent, and the console vent are formed is unfolded and is shown. An exploded view of the console mode.

14 is an operational state diagram for each of the air-conditioning mode face-console mode, bi-level mode, floor mode, mixing mode, and deep mode.

(A) and (b) is sectional drawing of the state in which the air distribution cover of this invention was formed.

<Description of the symbols for the main parts of the drawings>

100: air conditioning case 110: left case member

111: outer wall portion 112: coupling surface

120: right case member 121: outer wall portion

122: coupling surface 130: defrost vent

131: face vent 132: floor vent

133: console vent 140: air distribution cover

141: both side plate portion 141a, 141b: first, second discharge port

142: connecting plate portion 142a: third discharge port

150: communication port 160: blocking plate

200: door assembly 210: mode door

210a: first opening 210b: second opening

210c, 210d, 210e: Breaker 300: Separator

Claims (9)

An air conditioning case (100) having at least a defrost vent (130), a face vent (131), and a floor vent (132); The first and second openings 210a and 210b and the blocking parts 210c and 210d to open and close a plurality of vents 130, 131 and 132 formed in the air conditioning case 100 to implement an air conditioning mode ( 210e) and the first and second openings 210a and 210b are formed to slide in a direction in which the plurality of vents 130, 131 and 132 formed in the air conditioning case 100 are arranged. Vehicle air conditioning apparatus comprising a mode door (210). The method according to claim 1, According to the sliding movement distance of the mode door 210, The passage area of the defrost vent 130 is changed by the position movement of the blocking portion 210c formed at one side of the mode door 210 at the position closest to the first opening 210a, and the first opening ( The passage area of the face vent 131 is changed by the position movement of 210a, and the passage area of the floor vent 132 is changed by the position movement of the second opening 210b. Air conditioning system. The method according to claim 1, The air conditioning case 100 is further provided with a console vent 133, The mode door 210 further comprises a third opening (210f) (210f ') for selectively opening the console vent (133). The method according to claim 3, The third opening 210f is formed through the blocking portion 210e formed on the other side of the mode door 210 at the position closest to the second opening 210b. According to the sliding movement distance of the mode door 210, The passage area of the defrost vent 130 is changed by the positional movement of the blocking unit 210c formed at one side of the mode door 210 which is closest to the first opening 210a, The passage area of the face vent 131 is changed by the positional movement of the first opening 210a, The passage area of the floor vent 132 is changed by the positional movement of the second opening 210b,  The air conditioning apparatus for the vehicle, characterized in that the passage area of the console vent (133) is changed by the position movement of the third opening (210f). The method according to claim 3, The third opening 210f 'is a space outside the blocking unit 210e formed at the other side of the mode door 210 at the position closest to the second opening 210b, According to the sliding movement distance of the mode door 210, The passage area of the defrost vent 130 is changed by the position movement of the blocking unit 210c formed at one side of the mode door 210 which is closest to the first opening 210a, The passage area of the face vent 131 is changed by the positional movement of the first opening 210a, The passage area of the floor vent 132 is changed by the positional movement of the second opening 210b,  The air conditioning apparatus for a vehicle, characterized in that the passage area of the console vent (133) is varied by the position movement of the third opening (210f '). The method according to claim 3, The floor vents 132 are formed on both left and right sides of the air conditioning case 100, The console vent 133 is formed between the floor vent 132 and a lower side of the floor vent 132. The floor vent 132 and the console vent 133 is formed in a position that does not overlap in the direction of movement of the mode door (210). The method according to claim 3, A pair of protrusions are formed on the outer surface of the air conditioning case 100 so as to surround the floor vent 132 and the console vent 133, and the first and second discharge ports 141a and 141b are respectively provided on the upper and lower sides. An air distribution cover including a connecting plate part 142 having a third discharge port 142a so as to connect the both side plate parts 141 and the both side plate parts 141 and 141, and to correspond to the console vent 133. 140; It is inserted into the air distribution cover 140 so that the air flowing into the floor vent 132 and flow into the air distribution cover 140 flows to the first and second discharge ports 141a and 141b. In addition, the vehicle air conditioner further comprises a communication port 150 for communicating the console vent 133 and the third discharge port 142a to prevent the discharge to the third discharge port (142a). . The method according to any one of claims 1 to 7, The air conditioning apparatus for a vehicle, characterized in that the guide rail 123 is formed on the inner wall surface of the air conditioning case 100 so that both side edge portions of the mode door 210 are slide-moved. The method according to claim 8, The air conditioner for automobiles, characterized in that the interior of the air conditioning case 100 is further divided into a separation plate 300 for separating the air flow path to the left and right.

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