KR20210083793A - Apparatus for controlling air conditioner of vehicle - Google Patents

Abstract

Disclosed is an air conditioning system for a vehicle installed in a rear seat portion of a vehicle interior and capable of independent left and right control. According to the present disclosure, the air conditioning system for a vehicle comprises: a first air conditioner installed in a front seat portion of the vehicle; and a second air conditioner installed in a rear seat portion of the vehicle, and including a first blowing unit driven by a first motor to discharge air to a first area of the rear seat portion, and a second blowing unit driven by a second motor to discharge air to a second area of the rear seat portion. The first blowing unit and the second blowing unit are independently driven.

Description

Air conditioner for vehicle {APPARATUS FOR CONTROLLING AIR CONDITIONER OF VEHICLE}

The embodiment relates to a vehicle, and more particularly, to an air conditioner for a vehicle installed in a rear seat portion of a vehicle interior and capable of independent left and right control.

BACKGROUND ART In general, an air conditioner for a vehicle refers to a device for cooling or heating the interior of a vehicle by introducing air from outside the vehicle into the interior of the vehicle or heating or cooling the interior of the vehicle while circulating air.

1A to 1B are views illustrating an air conditioner for a vehicle according to the related art.

Referring to FIG. 1A , a built-in type is shown as a conventional rear seat air conditioning method. This device is installed independently on the Lugg on the left or right side of the third row of rear seats.

However, this method causes an increase in cost because an air conditioner and a separate heat exchanger must be provided.

Referring to Figure 1b, it shows a console blower type (consol blower type) as a conventional rear seat air conditioning method. This device is located in the CTR console and sucks the mixed wind from the front to the blower and delivers it to the desired location in the rear seat.

However, because the air flow path is long, it is difficult to transmit the set temperature of the front seat as it is, so the temperature difference between the front and rear seats occurs. .

Laid-Open Patent Publication No. 10-2018-0057139 Unexamined Patent Publication No. 10-2018-0067761

The embodiment may provide an air conditioner for a vehicle installed in a rear seat portion of a vehicle interior and capable of left and right independent control.

An air conditioner for a vehicle according to an embodiment includes: a first air conditioner installed on a front seat portion of a vehicle; and a first blowing unit installed in the rear seat portion of the vehicle and driven by a first motor to discharge air to a first region of the rear seat portion and a second motor to discharge air to a second region of the rear seat portion and a second air conditioner including a second blowing unit, wherein the first blowing unit and the second blowing unit may be independently driven.

The second air conditioning device may be mounted on the upper roof of the rear seat portion or under the seat.

The second air conditioner may include: a housing including an inlet through which air is introduced, and a first outlet and a second outlet through which air is discharged in different directions; a common unit separating the air introduced through the inlet into first air and second air, adjusting the first air to a first temperature, and adjusting the second air to a second temperature; a first blowing unit for discharging the first air to the first area through the first discharge port; and a second blowing unit configured to discharge the second air to the second area through the second outlet.

The common unit may include an air filter for removing foreign substances from the air introduced through the inlet; Eva core for cooling the air passing through the air filter; and PTC separating the air that has passed through the EVA core into the first air and the second air, heating the first air to adjust it to a first temperature, and heating the second air to adjust the second temperature. It may include a heater.

The PTC heater may be divided into two regions by a dividing wall.

A lower portion of the PTC heater may further include left and right opening/closing units configured to open and close a movement path of air to the first or second blowing unit.

The outlet includes a first outlet for discharging air to the first region and a second outlet for discharging air to the second region, wherein the first region includes a first upper region and a first lower region, The first outlet includes a first upper outlet for discharging air to the first upper region and a first lower outlet for discharging air to the first lower region, and the second region includes a second upper region and a second It may include a lower region, and the second outlet may include a second upper outlet for discharging air to the second upper region and a second lower outlet for discharging air to the second lower region.

a first upper and lower opening/closing unit for opening and closing the movement path of the air between the first upper discharge port and the first lower discharge port, and a first opening and closing unit for opening and closing the movement path of the air between the second upper discharge port and the second lower discharge port 2 It may further include an upper and lower opening/closing unit.

According to an exemplary embodiment, an air conditioner for a vehicle installed in a rear seat portion of a vehicle includes: a housing including an inlet through which air is introduced and a first outlet and a second outlet through which air is discharged in different directions; a common unit separating the air introduced through the inlet into first air and second air, adjusting the first air to a first temperature, and adjusting the second air to a second temperature; a first blowing unit for discharging the first air to a first area through the first discharge port; and a second blowing unit configured to discharge the second air to a second area through the second outlet.

The common unit may include an air filter for removing foreign substances from the air introduced through the inlet; Eva core for cooling the air passing through the air filter; and PTC separating the air that has passed through the EVA core into the first air and the second air, heating the first air to adjust it to a first temperature, and heating the second air to adjust the second temperature. It may include a heater.

The PTC heater may be divided into two regions by a dividing wall.

A lower portion of the PTC heater may further include left and right opening/closing units configured to open and close a movement path of air to the first or second blowing unit.

The outlet includes a first outlet for discharging air to the first region and a second outlet for discharging air to the second region, wherein the first region includes a first upper region and a first lower region, The first outlet includes a first upper outlet for discharging air to the first upper region and a first lower outlet for discharging air to the first lower region, and the second region includes a second upper region and a second It may include a lower region, and the second outlet may include a second upper outlet for discharging air to the second upper region and a second lower outlet for discharging air to the second lower region.

a first upper and lower opening/closing unit for opening and closing the movement path of the air between the first upper discharge port and the first lower discharge port, and a first opening and closing unit for opening and closing the movement path of the air between the second upper discharge port and the second lower discharge port 2 It may further include an upper and lower opening/closing unit.

According to the embodiment, by configuring the first blowing unit driven by the first motor and the second blowing unit driven by the second motor, it is possible to reduce the height of the air conditioner, thereby diversifying the mounting position in the vehicle. can

According to the embodiment, since independent control and synchronized control of the first blowing unit and the second blowing unit are possible, the convenience of the consumer may be improved.

According to the embodiment, since independent control of the first blowing unit and the second blowing unit is possible, turning on or off as needed, fuel economy can be reduced.

1A to 1B are views illustrating an air conditioner for a vehicle according to the related art.
2 is a view showing an air conditioner for a vehicle according to an embodiment of the present invention.
3A to 3B are diagrams illustrating a detailed configuration of the second air conditioner shown in FIG. 2 .
FIG. 4 is a view for explaining the overall operation principle of the air conditioner shown in FIG. 3A .
5A to 5B are diagrams for explaining a partial operation principle of the air conditioner shown in FIG. 3A.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

However, the technical spirit of the present invention is not limited to some embodiments described, but may be implemented in various different forms, and within the scope of the technical spirit of the present invention, one or more of the components may be selected among the embodiments. It can be combined and substituted for use.

In addition, terms (including technical and scientific terms) used in the embodiments of the present invention may be generally understood by those of ordinary skill in the art to which the present invention pertains, unless specifically defined and described explicitly. It may be interpreted as a meaning, and generally used terms such as terms defined in advance may be interpreted in consideration of the contextual meaning of the related art.

In addition, the terms used in the embodiments of the present invention are for describing the embodiments and are not intended to limit the present invention.

In this specification, the singular form may also include the plural form unless otherwise specified in the phrase, and when it is described as “at least one (or more than one) of A and (and) B, C”, it is combined with A, B, and C It may include one or more of all possible combinations.

In addition, in describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), (b), etc. may be used.

These terms are only used to distinguish the component from other components, and are not limited to the essence, order, or order of the component by the term.

And, when it is described that a component is 'connected', 'coupled' or 'connected' to another component, the component is not only directly connected, coupled or connected to the other component, but also with the component It may also include a case of 'connected', 'coupled' or 'connected' due to another element between the other elements.

In addition, when it is described as being formed or disposed on “above (above) or under (below)” of each component, the top (above) or bottom (below) is one as well as when two components are in direct contact with each other. Also includes a case in which another component as described above is formed or disposed between two components. In addition, when expressed as “upper (upper) or lower (lower)”, the meaning of not only an upward direction but also a downward direction based on one component may be included.

In the embodiment, the air conditioning device is installed in the rear seat of the vehicle, a first blowing unit driven by a first motor to discharge air in a first direction and a second blowing unit driven by a second motor to discharge air in a second direction A new structure is proposed so that the first blowing unit and the second blowing unit are independently driven by including the unit.

2 is a view showing an air conditioner for a vehicle according to an embodiment of the present invention.

Referring to FIG. 2 , an air conditioner for a vehicle according to an embodiment of the present invention may include a first air conditioner 100 and a second air conditioner 200 that are independently driven.

The first air conditioner 100 may be installed in the front seat portion of the vehicle to cool or heat the front seat portion in the vehicle interior.

The second air conditioner 200 may be installed on the rear seat portion of the vehicle, may be driven independently of the first air conditioner 100 , and may cool or heat the rear seat portion of the vehicle interior. Here, the rear seat portion may include a second-row seat and a third-row seat in the vehicle interior.

For example, the second air conditioner 200 may be installed on the upper roof or under the seat based on the second-row seat or third-row seat of the rear seat in the vehicle interior.

The second air conditioner 200 may include two blowing units, and may independently control cooling or heating of the left and right areas of the rear seat portion.

3A to 3B are diagrams illustrating a detailed configuration of the second air conditioner shown in FIG. 2 .

Referring to FIG. 3A , the second air conditioner according to an embodiment of the present invention includes a housing 210, a common unit 220, a first blowing unit 230, a second blowing unit 240, and a left and right opening/closing unit ( 250 ), a first vertical opening/closing unit 260 , and a second vertical opening/closing unit 270 .

The housing 210 may include one inlet In through which air is introduced and two outlets through which air is discharged in different directions, that is, a first outlet Out1 and a second outlet Out2.

The common unit 220 is installed on the inlet (In) side, separates the air introduced through the inlet (In) into first air and second air, adjusts the separated first air to a first temperature, and the second The air may be conditioned to the second temperature. In this case, the first temperature and the second temperature may be the same temperature or different temperatures.

Referring to FIG. 3B , the common unit 220 according to the embodiment may include an air filter 221 , an eva core 222 , and a positive temperature coefficient (PTC) heater 223 . have.

The air filter 221 may remove foreign substances from the air introduced through the inlet In.

Eva core 222 may cool the air from which foreign substances are removed through the air filter 221 .

The PTC heater 223 separates the air cooled through the EVA core 222 into first air and second air, heats the first air to adjust to a first temperature, and heats the second air to a second temperature. can be adjusted with

A partition wall 224 may be formed in the center of the PTC heater 223 , and air passing through the evaporator core 222 through the partition wall 224 may be separated into first air and second air.

The PTC heater 223 may be operable as two heaters by the dividing wall 224 . That is, the PTC heater 223 may include a first PTC heater 223a and a second PTC heater 223b. The first PTC heater 223a may adjust the separated first air to a first temperature, and the second PTC heater 223b may adjust the separated second air to a second temperature.

In this case, the first PTC heater 223a and the second PTC heater 223b may be driven independently.

The left and right opening/closing units 250 are disposed under the common unit 220 and exchange the first and second air passing through the first PTC heater 223a and the second PTC heater 223b of the common unit 220 . It may be moved to the first blowing unit 300 or the second blowing unit 400 .

For example, when the left and right opening/closing units 250 are located in the center, the first air may be moved to the first blowing unit 300 and the second air may be moved to the second blowing unit 400 .

As another example, when the left and right opening/closing units 250 are located on the left or right side, the first air and the second air may be moved to the first blowing unit 300 or the second blowing unit 400 .

The first blowing unit 300 may interwork with the first PTC heater 223a and discharge the first air that has passed through the first PTC heater 223a to the first area through the first outlet Out1. The first blowing unit 300 may include a first motor and a first blower.

The second blowing unit 400 may interwork with the second PTC heater 223b and discharge the first air that has passed through the second PTC heater 223b to the second area through the first outlet Out2. The second blowing unit 400 may include a second motor and a second blower.

The reason that the second air conditioner 200 is divided into the first blowing unit 300 and the second blowing unit is that the power required is smaller when driving with two blowing units than when using only one blowing unit, so to use the motor. That is, when configured with one blowing unit, one 200W motor is used, but when configured with two blowing units, two 100W motors may be used. Because the 100W motor can be driven independently, power consumption can be reduced, and because of its relatively small size, it can be installed on the top roof or under the seat in the vehicle, and has the advantage of low noise.

In particular, since the air conditioner according to the embodiment has a structure using a 100 W motor, the size of the air conditioner is reduced, which is advantageous for application to autonomous vehicles or electric vehicles.

The first upper and lower opening/closing unit 260 may be disposed at the first outlet Out1 to move the first air passing through the first blowing unit 300 to different areas of the first area.

The second upper and lower opening/closing unit 270 may be disposed at the second outlet Out2 to move the second air passing through the second blowing unit 400 to different areas of the second area.

FIG. 4 is a view for explaining an overall operating principle of the air conditioner shown in FIG. 3A , and FIGS. 5A to 5B are views for explaining a partial operating principle of the air conditioner shown in FIG. 3A .

Referring to FIG. 4 , it shows a case in which both the first blowing unit 230 and the second blowing unit 240 are turned on. The PTC heater 223 of the common unit 220 may control the duties of the first PTC heater 223a and the second PTC heater 223b according to the set temperature of the rear seat portion.

For example, in the case of synchronized control, the duty of the first PTC heater 223a and the second PTC heater 223b may be controlled to be the same according to the set temperature of the rear seat portion. For example, when the temperature of the rear seat portion is set to the maximum, the duties of the first PTC heater 223a and the second PTC heater 223b are controlled to be high, and when the temperature of the rear seat portion is set to the minimum, the first PTC heater The duty of the 223a and the second PTC heater 223b may be controlled to be low.

As another example, in the case of independent control, the duties of the first PTC heater 223a and the second PTC heater 223b may be differently controlled according to the set temperature of the rear seat portion. For example, when the temperature of the first region is set to the maximum temperature, the duty of the first PTC heater 223a is the maximum, and when the temperature of the second region is set to 20 degrees, the duty of the second PTC heater 223b is the first PTC heater It can be controlled within the range of 50 to 60% of the duty of 223a.

The left and right opening/closing units 250 are located at the center or intermediate point, and use the first and second air passing through the first PTC heater 223a and the second PTC heater 223b into the first blowing unit and the second blowing unit. can be moved

Accordingly, the first blowing unit 230 discharges the first air to the first area A through the first discharge ports out11 and out12, and the second blowing unit 240 discharges the second air through the second discharge ports out21 , out 22) may be discharged to the second area (B).

In this case, the first vertical opening/closing unit 260 and the second vertical opening/closing unit 270 may be positioned at a center or an intermediate point to move air to the upper and lower outlets.

Referring to FIG. 5A , it shows a case in which all of the first blowing units 230 are turned on. The duty of the first PTC heater 223a of the common unit 220 may be controlled according to the set temperature of the first region, and the second PTC heater 223b may be turned off.

The left and right opening/closing units 250 are located on the right side to block the movement of air to the second blowing unit, and the first air heated by the first PTC heater 223a and the second passing through the second PTC heater 223b. Air may be moved to the first blowing unit.

Accordingly, the first blowing unit 230 may discharge the first air and the second air to the first area A through the first outlets out11 and out12.

In this case, the first area A includes a first upper area A1 and a first lower area A2 , and the first discharge port is a first upper discharge port out11 for discharging air to the first upper area A ) and a first lower discharge port out12 for discharging air to the first lower area A2 .

Also, the first air and the second air may move to the first upper outlet out11 or the first lower outlet out12 according to the position of the first upper and lower opening/closing unit 260 .

Referring to FIG. 5B , it shows a case in which all of the second blowing units 240 are turned on. The duty of the second PTC heater 223b of the common unit 220 may be controlled according to the set temperature of the second region, and the first PTC heater 223a may be turned off.

The left/right opening/closing unit 250 is located at the left point to block the movement of air to the first blowing unit, and the second air heated by the second PTC heater 223b and the first air passing through the first PTC heater 223a. Air may be moved to the second blowing unit.

Accordingly, the second blowing unit 240 may discharge the first air and the second air to the second area B through the second discharge ports out11 and out12.

In this case, the second area B includes a second upper area B1 and a second lower area B2 , and the second discharge port is a second upper discharge port out21 for discharging air to the second upper area B1 . ) and a second lower outlet out22 for discharging air to the second lower region B2.

Also, the first air and the second air may be moved to the second upper outlet out21 or the second lower outlet out22 according to the position of the second upper and lower opening/closing unit 270 .

The term '~ unit' used in this embodiment means software or a hardware component such as a field-programmable gate array (FPGA) or ASIC, and '~ unit' performs certain roles. However, '~part' is not limited to software or hardware. The '~ unit' may be configured to reside on an addressable storage medium or may be configured to refresh one or more processors. Thus, as an example, '~' denotes components such as software components, object-oriented software components, class components, and task components, and processes, functions, properties, and procedures. , subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables. The functions provided in the components and '~ units' may be combined into a smaller number of components and '~ units' or further separated into additional components and '~ units'. In addition, components and '~ units' may be implemented to play one or more CPUs in a device or secure multimedia card.

Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art can variously modify and change the present invention within the scope without departing from the spirit and scope of the present invention as set forth in the claims below. You will understand that it can be done.

100: first air conditioner
200: second air conditioner
210: housing
220: common unit
230: first blowing unit
240: second blowing unit
250: left and right opening and closing unit
260: first vertical opening/closing unit
270: second vertical opening and closing unit

Claims (14)

a first air conditioner installed in the front seat portion of the vehicle; and
A first blowing unit installed in the rear seat portion of the vehicle and driven by a first motor to discharge air to a first region of the rear seat portion and a second blowing unit driven by a second motor to discharge air to a second region of the rear seat portion 2 A second air conditioning device including a blowing unit,
and the first blowing unit and the second blowing unit are independently driven. According to claim 1,
The second air conditioner,
An air conditioner for a vehicle that is mounted on an upper roof of the rear seat portion or under a seat. According to claim 1,
The second air conditioner,
a housing including an inlet through which air is introduced and a first outlet and a second outlet through which air is discharged in different directions;
a common unit separating the air introduced through the inlet into first air and second air, adjusting the first air to a first temperature, and adjusting the second air to a second temperature;
a first blowing unit for discharging the first air to the first area through the first discharge port; and
and a second blowing unit configured to discharge the second air to the second area through the second outlet. 4. The method of claim 3,
The common unit is
an air filter for removing foreign substances from the air introduced through the inlet;
Eva core for cooling the air that has passed through the air filter; and
PTC heater for separating the air that has passed through the Eva core into the first air and the second air, heating the first air to adjust it to a first temperature, and heating the second air to adjust it to a second temperature Including, an air conditioner for a vehicle. 5. The method of claim 4,
The PTC heater is separated into two regions by a partition wall, the vehicle air conditioning system. 5. The method of claim 4,
and left and right opening/closing units configured to open and close a movement path of air to and from the first blowing unit or the second blowing unit under the PTC heater. 4. The method of claim 3,
The outlet includes a first outlet for discharging air to the first region and a second outlet for discharging air to the second region,
The first region includes a first upper region and a first lower region, and the first outlet includes a first upper outlet for discharging air to the first upper region and a first first outlet for discharging air to the first lower region. including a lower outlet;
The second region includes a second upper region and a second lower region, and the second outlet includes a second upper outlet for discharging air to the second upper region and a second second outlet for discharging air to the second lower region. A vehicle air conditioner comprising a lower outlet. 8. The method of claim 7,
a first vertical opening/closing unit for opening and closing the movement path of the air between the first upper discharge port and the first lower discharge port;
and a second vertical opening/closing unit configured to open and close the movement path of the air between the second upper discharge port and the second lower discharge port. In the vehicle air conditioner installed in the rear seat portion of the vehicle,
a housing including an inlet through which air is introduced and a first outlet and a second outlet through which air is discharged in different directions;
a common unit separating the air introduced through the inlet into first air and second air, adjusting the first air to a first temperature, and adjusting the second air to a second temperature;
a first blowing unit for discharging the first air to a first area through the first discharge port; and
and a second blowing unit configured to discharge the second air to a second area through the second outlet. 10. The method of claim 9,
The common unit is
an air filter for removing foreign substances from the air introduced through the inlet;
Eva core for cooling the air that has passed through the air filter; and
PTC heater for separating the air that has passed through the Eva core into the first air and the second air, heating the first air to adjust it to a first temperature, and heating the second air to adjust it to a second temperature Including, an air conditioner for a vehicle. 11. The method of claim 10,
The PTC heater is separated into two regions by a partition wall, the vehicle air conditioning system. 11. The method of claim 10,
and left and right opening/closing units configured to open and close a movement path of air to and from the first blowing unit or the second blowing unit under the PTC heater. 10. The method of claim 9,
The outlet includes a first outlet for discharging air to the first region and a second outlet for discharging air to the second region,
The first region includes a first upper region and a first lower region, and the first outlet includes a first upper outlet for discharging air to the first upper region and a first first outlet for discharging air to the first lower region. including a lower outlet;
The second region includes a second upper region and a second lower region, and the second outlet includes a second upper outlet for discharging air to the second upper region and a second second outlet for discharging air to the second lower region. A vehicle air conditioner comprising a lower outlet. 14. The method of claim 13,
a first vertical opening/closing unit for opening and closing the movement path of the air between the first upper discharge port and the first lower discharge port;
and a second vertical opening/closing unit configured to open and close the movement path of the air between the second upper discharge port and the second lower discharge port.

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