KR101694041B1

KR101694041B1 - An individual air conditioning apparatus with combined door for rear seat

Info

Publication number: KR101694041B1
Application number: KR1020150107328A
Authority: KR
Inventors: 허재원; 강수연; 최재식; 최호식; 김학규
Original assignee: 현대자동차주식회사; 기아자동차주식회사; 한온시스템 주식회사
Priority date: 2015-07-29
Filing date: 2015-07-29
Publication date: 2017-01-09

Abstract

The present invention relates to a vehicle air conditioner having a rear integrated door for individual air conditioning. The air conditioner includes an evaporator and a heater core adjacent to an air inlet, and a cold air flow path P1 and a warm air flow path P2 For selectively air-conditioning the air conditioner to selectively supply the cooled air passing through the evaporator and the heated air passing through the heater core to the defrost vent, the face vent, The vehicle air conditioning system having the integrated door is characterized in that a rear door integrated door 130 is provided to simultaneously open and close the upright console flow channel 120 for supplying air to the back side and the upright floor flow channel 125 formed adjacent thereto Thereby preventing air discharge to the rear side by the rear integrated door at the time of individual air conditioning by the driver, It is possible to solve the problem of reducing the travel distance due to the reduction of the battery charging amount and the increase of the ON time of the engine due to the increase of the air conditioning exhaust power consumption by supplying air to the whole room by air discharge to the back side during air conditioning, And the convenience of use is improved by efficient individual air conditioning of the driver.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vehicle air-conditioning apparatus having an integrated door for an individual air-

The present invention relates to a vehicle air conditioning apparatus having a rear integrated door for individual air conditioning, and more particularly, to a vehicle air conditioning apparatus having an improved structure for preventing discharge to the side of the console and ventilation during individual air conditioning only for the driver in the vent mode, floor mode, And more particularly, to a vehicle air conditioner having a rear integrated door.

Generally, the vehicle is provided with an air conditioner for the convenience of the driver and passengers, so that the front and rear visibility of the driver is secured by cooling and heating the interior of the vehicle during the summer or winter, I will.

Such an air conditioner is usually equipped with a heating device and a cooling device at the same time, and selectively introduces outside air or indoor air, and then the air is heated or cooled to blow air into a vehicle interior to cool, heat or ventilate the interior of the vehicle.

In recent years, so-called left and right independent air conditioners have been applied in which individual temperatures are supplied to the driver's seat and the passenger's seat at different temperatures according to the needs of passengers, thereby enabling individual cooling and heating.

As an example of a conventional vehicle air conditioner, Korean Patent Registration No. 10-1403440 (registered on May 28, 2014) discloses a vehicle air conditioner 1 schematically shown in a sectional view in FIG. 1, in which an air inlet 11 is formed at one side And the other side is provided with a defrost vent 12a, a face vent 12b, and floor vents 12c and 12d which are opened by mode doors 16a, 16b and 16c, respectively; An evaporator (2) and a heater core (3) provided on the air passage in the air conditioning case (10) at regular intervals in order; And an air blowing device connected to the air inlet 11 of the air conditioning case 10 to blow air or outside air.

A cooling air passage P1 for bypassing the heater core 3 and a warm air passage P2 for passing through the heater core 3 are disposed between the evaporator 2 and the heater core 3, A ventilation mode, a ventilation mode, a floor mode, a mix mode, a defrost mode, and a ventilation mode are provided in the mode doors 16a, 16b, and 16c, ). A floor flow path 13 is formed in the air conditioning case 10 and is partitioned into a rear side warm air passage P2 of the heater core 3 and a partition wall 17. The floor flow path 13 is formed in the air- The air in the case 10 is guided to the floor vents 12c and 12d. The floor vents 12c and 12d are composed of a floor vent 12c for a front seat and a floor vent 12d for a rear seat and are branched from the floor flow passage 13. [

A console duct 20 (not shown) is provided on the outer side of the air conditioning case 10 on the rear side of the floor flow path 13 to guide the discharge of air to the console box side Is installed. One end (inlet side) of the console duct 20 is connected to the face vent 12b so as to be connected to the console vent. The air directed through the face vent 12b is guided to the console box, The rear seat space is cooled and heated.

In such a conventional automotive air conditioner, a rear floor floor vent 12d is provided together with the front seat floor vent 12c branched from the floor channel 13 when the mode door 16c is opened, Cool air or warm air is always discharged through the floor vent 12d for the rear seat so that the individual air conditioning for the driver can not be performed fundamentally.

Another air conditioning apparatus for a vehicle is disclosed in Korean Patent Laid-Open No. 10-2010-0104781 (published on Sep. 29, 2010) and Korean Patent Laid-Open Publication No. 10-2014-0055246 (published on May 31, 2014) There is a problem in that the air is discharged to the side.

Since the structure of the conventional vehicle air conditioner in which air is discharged to the back side during individual air conditioning is particularly driven by a battery, the air conditioner of an environmentally friendly car such as an HEV or an EV car is driven by a battery. The increase in ventilation loss and the power consumption of the air conditioner result in shortening the EV mode time and reducing the fuel consumption.

Korean Registered Patent No. 10-1403440 (Registered on May 28, 2014) Korean Patent Publication No. 10-2010-0104781 (published on September 29, 2010) Korean Patent Laid-Open No. 10-2014-0055246 (published May 2014, 2014)

SUMMARY OF THE INVENTION It is an object of the present invention to provide an air conditioner for a vehicle, which is capable of solving the problem of air being discharged to a rear seat side during a driver's individual air conditioning in the conventional vehicle, And to provide a vehicle air conditioning apparatus having an improved integrated door.

It is another object of the present invention to provide a vehicle air conditioning apparatus having an improved steering wheel integrated door that can be interlocked with a passenger seat mode cam to change a console flow without adding a separate door in a conventional air conditioning apparatus.

In order to accomplish the above object, the present invention provides a vehicle air conditioning system having a rear integrated door for individual air conditioning, comprising: an evaporator and a heater core adjacent to an air inlet; P1 and the hot air passage P2 are selectively opened and closed to selectively supply cold air cooled through the evaporator and hot air passed through the heater core to the defrost vent, face vent, The vehicle air conditioning apparatus according to any one of claims 1 to 4, further comprising a rear door integrated with a rear door for simultaneously opening and closing a front door flow path for supplying air to the rear side and a front floor flow path adjacent thereto, .

A floor vent communicating with a foot side outlet port for discharging air toward the foot side of the passengers on the front passenger side is branched from the front side of the floor passageway and the integrated door is installed behind the floor vent.

The integrated door comprises an upper plate for opening and closing the gourd console channel and a lower plate for opening and closing the gourmet floor channel.

The integrated door is pivoted between an open position for simultaneous opening of the upright console flow path and the upright floor flow path and a closed position for simultaneous closing about the pivot axis.

A lever is provided at one end of the rotary shaft and the lever is operatively coupled to a cam provided to selectively open and close doors for supplying air to the defrost vent, the face vent, It is connected to the installed operation lever by a rod and is opened / closed by a cam.

A door is provided for selective supply of air from the position in front of the floor vent to the sitting floor flow path.

A vent mode in which cold air or warmth is discharged to the upper half of the vehicle cabin, a bi-level mode in which air is discharged in the upper and lower halves of the vehicle cabin, a floor mode in which air is discharged to all seats and rear seats in the vehicle cabin through the floor channel, In the mix mode in which the air is discharged to the window and the back side respectively and the defrost mode in which the air is supplied only to the windshield of the vehicle, in order to prevent loss of cool air or warmth to the back seat, And the bottom floor flow path are closed together.

According to the present invention, it is possible to reduce the amount of battery charge due to the increase in air conditioning power consumption by preventing the air discharge to the back side by the integrated door when the individual air conditioning is performed by the driver, And the problem of reduction in mileage due to an increase in ON time of the engine is solved, fuel economy is improved, and the convenience of use is improved by efficient individual air conditioning of the driver.

1 is a schematic sectional view showing an air conditioner of a conventional automobile.
2 is a cross-sectional view illustrating an improved integrated door structure for a driver's individual air conditioning according to the present invention;
FIG. 3 is a perspective view schematically showing an operating mechanism for operating the rear integrated door of FIG. 2; FIG.
Figure 4 is a partial enlarged view of the operating mechanism of Figure 3;
5A and 5B are schematic views for explaining respectively the ventilation mode of the prior art air conditioner and the vent mode mode of the air conditioner incorporating the integrated door for pacing according to the present invention, respectively.
6A and 6B are schematic operation views each showing states in an air conditioner of the prior art in the bi-level mode and an air conditioner employing the integrated door for a chair according to the present invention, respectively.
FIGS. 7A and 7B show a floor mode in which air is discharged to the back side of a passenger compartment of a vehicle through a floor flow path, and a combined mode in which air is discharged to a window and a lower half of the vehicle, 130) according to an embodiment of the present invention.
8A and 8B are schematic operation explanatory views respectively showing states in a conventional air conditioner in the defrost mode and an air conditioner employing the integrated door 130 according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown.

2, 3, and 4, an air conditioning system (hereinafter, referred to as 'HVAC') of a vehicle employing a door integrated door according to the present invention includes heating, ventilation, The air conditioner 100 is provided with an evaporator 102 and a heater core 103 adjacent to the air inlet 101 and a heater core 103 disposed on the rear side of the evaporator The cold air flow path P1 and the warm air flow path P2 are selectively opened and closed by the door 105 provided in the indoor unit. When the door 105 is provided at the rear side of the door 105 so that the door 105 closes the air flow path from the front side of the heater core 103 and opens the air flow path, The hot air flow path P2 on the rear side of the heater core 103 is closed by the door 106 when the door 105 closes the air flow path and opens the air flow path.

At the position where the door 105 closes the hot air flow path from the front of the heater core and opens the cold air flow path, the defrost vent 110 and the face vent 115, Head toward the top console flow path and the bottom floor flow path. The door 106 opens the hot air flow path behind the heater core 103 and passes through the heater core 103 at a position where the door 105 closes the inlet of the cold air flow path, 110, the face vent 115, the upright console flow channel 120, and the upright floor flow channel 125, respectively.

In addition, the front floor flow passage 125 formed with the flooring vent for discharging air toward the foot of the rear seat occupant is integrally formed from the lower side of the upright console flow passage 120, and discharges air toward the feet of the passengers (Only the inlet shape is shown in the drawing) communicating with the front foot side outlet port for allowing the front side floor outlet 125 to pass through the front floor floor.

The defrost vent 110 and the face vent 115 are respectively provided with doors 111 and 116 for selectively opening and closing the flow channel. A door 128 is provided at a position in front of the floor vent 127 so as to selectively supply or shut off the air to the bottom floor flow path 125.

According to the present invention, the rear door integrated door 130 is provided to simultaneously open and close the front console floor 120 and the back floor floor 125. The integrated door 130 is disposed behind the floor vent 127 Respectively.

3 and 4, the integrated door 130 is composed of an upper plate 132 and a lower plate 133 around a rotary shaft 131, and the one end of the rotary shaft 131 The lever 140 is typically connected to the operating lever 151 via the rod 142 at the side of the air conditioner 100 and the operating lever 151 is operated And is interlocked with the cam 150 provided to open and close the doors 111 and 116.

The upper plate of the integrated door 130 is moved to the upright console channel 120 as the lever 140 is rotated by pulling or pushing the rod 142 by the operation lever 151 interlocked with the cam 150. [ And the bottom plate simultaneously opens and closes the bottom floor flow path 125.

The operation states of the individual air conditioner, the bi-level, the floor mode, the mix mode and the defrost mode for the driver in the air conditioner of the prior art and the air conditioner of the prior art, Will be described with reference to Figs. 5A, 5B, 6A, 6B, 7A, 7B and 8A, 8B.

In the ventilation mode in which the air is discharged to the upper half of the vehicle cabin during the individual air conditioning operation, in the conventional air conditioning apparatus shown in Fig. 1, the mode door 16b is opened so that the chilled air, And is also supplied to the deep console channel through the console duct 20 to cause a loss of cool air. On the other hand, in the air conditioner of the present invention, the opening of the door 116 causes the face vent 115 The console port 120 and the rear floor port 125 are connected to each other by the rear door integrated door 130 even when the inlet side of the console port 120 is open, So that there is no loss of cool air supplied to the conventional console console channel.

In the conventional air conditioner, the mode doors 16b and 16c are opened to supply cold / warm air to the vent ducts as shown in FIG. 6A, and at the same time, air is supplied to the upper half and lower half of the vehicle interior, When the cold / warm air is supplied to the entire floor through the floor vent, the cold / warm air is supplied through the floor air channel 13 and is also supplied to the deep console air channel through the console duct 20, 6B, the face vent 115 is opened to supply cold / warm air to the driver's face, and the console port 120 for backing and the back seat The floor flow path 125 is closed together with the foot door 128 installed in the front floor flow path 125 in front of the integrated door to open the floor vent 127 to the driver's seat, In the cool air it can be supplied to the driver not / warmth upon loss of the side of the individual air conditioning huseok.

In a floor mode in which air is discharged to the lower half of the vehicle interior through the floor flow path 13 and in a mixed mode in which air is discharged to the foot of the windshield, When the warm air is supplied to the front windshield of the vehicle as shown in FIG. 7A and the warm air is supplied through the floor vent to the entire floor floor, the floor floor flow path 13 is moved toward the feet of the front and rear seats, The warmth is supplied to thereby cause a heat loss.

However, in the air conditioner of the present invention, as shown in 7b, when the integrated door 130 formed behind the floor vent 127 is closed and the supply of warm air to the upright console flow path and the overflowing floor flow path is blocked, The floor vent 127 is opened in the floor mode and the floor vent 127 communicated from the front of the integrated door to the foot outlet of the driver's seat is supplied to the defrost vent 110 by opening the defrost door 111, So that there is no loss of warmth supplied to the back side as in the conventional case.

8A, in the conventional air conditioner, only the mode door 16a is opened and the vent door and the console door are closed, and when the air door is always open The warm air flowing into the side vent is leaked through the console duct 20 to the deep console port, and the warm air is lost.

However, in the air conditioner of the present invention, only the defrost door 111 is opened and the warm air can be supplied only through the defrost vent 110, as shown in FIG. 8B, So that there is no loss of warmth to the gourd console channel and the gourd floor channel.

As described above, only the integrated door 130 for simultaneously opening and closing the upright console flow path 120 and the upright floor flow path 125 is installed in the existing air conditioner, and the rod 142 is installed in the existing cam / It is possible to open and close the integrated door 130 by rotating the lever 140 provided at the end of the swing shaft of the integrated door through the opening and closing of the door 140. Thus, The cooling power required for air conditioning in the electric vehicle and the hybrid vehicle can be reduced and the travel distance can be increased.

The present invention can be used for an individual air conditioner for an operator in an air conditioner of an electric car or a hybrid vehicle.

100: air conditioner 101: air inlet
102: Evaporator 103: Heater core
105, 106, 111, 116, 128 Door 110: Defrost vent
115: face vent 120: console flow
125: Floor flow path 127: Floor vent
130: Integrated door 131:
132: upper plate 133: lower plate
140: lever 142: rod
150: cam / lever device

Claims

And the air passage P1 and the hot air passage P2 are selectively opened and closed by a door provided in the evaporator rear passage and adjacent to the air inlet port so that the cold air passing through the evaporator and the heater core An air conditioning apparatus for selectively supplying a warm air to a defrost vent, a face vent, a deep console channel and a deep floor channel,
There is provided a rear door integrated door for simultaneously opening and closing a gourd console channel for supplying air to the back side and a gourd floor channel formed adjacent thereto,
The floor floor flow path is formed with a floor floor vent for discharging air toward the foot of a seated occupant,
A floor vent for an all-over seat communicating with a foot side outlet port for discharging air to the foot side of a passengers on the front passenger side is branched at a front portion of the passenger floor passageway,
A door is provided at a position in front of the floor floor vent for selectively supplying or blocking air to the floor floor flow path,
Wherein the integrated door is installed behind the floor vent for the entirety of the vehicle.

delete

The vehicle air conditioning system of claim 1, wherein the integrated door comprises an upper plate for opening and closing the upright console channel and a lower plate for opening and closing the upright floor channel.

The integrated door according to claim 3, wherein the integrated door is configured to pivot between an open position for simultaneous opening of the upright console flow passage and the upright floor flow passage and a closed position for simultaneous closing about the pivot axis, A vehicle air conditioner having a door.

5. The air conditioner according to claim 4, wherein a lever is provided at one end of the pivoting shaft, and the lever is operated to selectively open and close the doors for supplying air to the defrost vent, the face vent, Wherein the cam is connected to the operation lever provided to be interlocked with the provided cam by a rod and is opened / closed by a cam.

5. The vehicle air conditioning system of claim 4, wherein a foot door is provided for selectively supplying air from a position in front of the floor vent to a sitting floor flow path.

The air conditioner according to claim 1, further comprising: a vent mode in which air is discharged to the upper half of the vehicle interior; a bi-level mode in which air is discharged to upper and lower halves of the vehicle interior; In a mixed mode in which air is discharged to the side of the windshield, front and rear seats of the vehicle, and a defrost mode in which air is supplied only to the windshield of the vehicle, Characterized in that the backing console flow path and the backstop floor flow path are closed together by a rear integration door so as to prevent the loss of the passenger compartment door.