KR20090089704A - Controller of air conditioning system for automotive vehicles - Google Patents

Abstract

A controller of an air conditioning system for a vehicle is provided to control the system without an expensive display device, and to simplify the number and configuration of switches. A controller of an air conditioning system for a vehicle includes a housing(20), an item selection switch(30), a detailed setting valve adjusting switch(40), and an item display part(50). The item selection switch is installed at the housing to select items. The detailed setting valve adjusting switch inputs a detail settling value of the selected switch. The detailed setting valve adjusting switch is installed at the housing. The item display part indicates a selected particular item.

Description

CONTROLLER OF AIR CONDITIONING SYSTEM FOR AUTOMOTIVE VEHICLES}

The present invention relates to a controller of a vehicle air conditioning system, and more particularly, to a controller of a vehicle air conditioning system capable of minimizing and simplifying the number and configuration of switches and controlling a system without an expensive display device.

The vehicle is provided with a controller for adjusting the air conditioning system. The controller is installed in the center facia panel in front of the driver's seat, and as shown in FIG. 1, the housing 1 and the plurality of switches 3, 5, 7, 8, 10, 12).

The switches 3, 5, 7, 8, 10, and 12 are composed of a button type switch or a rotary type switch, and an air conditioner switch 3 for operating an air conditioner, Internal / external air changeover switch 5 for switching the outside air / temperature, temperature control switch 7 for adjusting the temperature, air volume control switch 8 for adjusting the air volume, and an auto switch for selecting automatic control ( 10) and a mode switch 12 or the like for selecting the wind direction.

The controller includes a display device 14. The display device 14 includes a liquid crystal display and includes a display unit 14a corresponding to each switch 3, 5, 7, 8, 10, 12.

This display device 14 displays the operating status of the air conditioning system and a series of operating procedures. In particular, when the set value is input by operating each switch (3, 5, 7, 8, 10, 12), the corresponding data may be displayed, and according to the input data, The discharge direction may also be indicated.

By the way, such a conventional controller, since a plurality of switches (3, 5, 7, 8, 10, 12) for controlling the air conditioning system is required for each function, there is a disadvantage that the configuration is very complicated, because of this disadvantage There is a problem that the size of and the production cost also increases.

In addition, since the conventional controller uses a relatively expensive liquid crystal display device as the display device 14, there is a problem that the manufacturing cost increases.

In particular, in recent years, since a lot of small and low-cost vehicles have been developed, there is a problem that conventional controllers, which are large in size and require high production costs, cannot meet the needs of small and low-cost vehicles. There is a drawback that the price competitiveness of low-end cars is inferior.

On the other hand, in view of this, by simplifying the switch structure of the controller, a technique that can reduce the size and manufacturing cost has been proposed.

As an example, there is Japanese Patent Laid-Open No. 2005-81906. This technology integrates a number of item selection buttons to select items such as temperature control, air volume control, mode control, etc., and adjusts detailed settings of the selected item when any item selection button is pressed. A rotary knob is provided.

However, this conventional technology has a disadvantage in that the structure is still complicated because a plurality of item selection buttons for selecting an item such as temperature, air volume, mode, and the like are still complicated. There is a limit, there is a problem in that there is a limit in reducing the manufacturing cost.

The present invention has been made to solve the above-mentioned conventional problems, an object thereof is to provide a controller of a vehicle air conditioning system that can minimize the number of switches and control the system without an expensive display device.

Another object of the present invention is to provide a controller of a vehicle air conditioning system which can reduce the size and reduce the manufacturing cost by minimizing the number of switches and controlling the system without an expensive display device.

In order to achieve the above object, the controller of the vehicle air conditioning system of the present invention, in the controller of the vehicle air conditioning system for controlling the corresponding device of the air conditioning system corresponding to the item according to the detailed setting value for each item input by the occupant, The controller has a housing, and an item selection switch installed in the housing to select an item to be controlled; A detailed set value control switch installed in the housing to input a detailed set value of a specific item selected by the item selection switch; And a plurality of item display units sequentially arranged radially outward from the circumference of the detailed setting value control switch so as to display a specific item selected by the item selection unit, wherein the item selection unit And distinguishing from the non-selected item display units other than the item display unit selected by the switch.

Preferably, the item selection switch is composed of a plurality of set value display symbols, each set value display symbols, the set value display symbols of the respective item display portion, the detailed set value control switch that is changed according to the rotation position It characterized in that it is formed corresponding to each rotation position of the detailed set value control switch so as to display the detailed set value in turn.

Each of the item display units may include a display panel and an illumination device for illuminating the display panel, wherein the illumination device illuminates the display panel while being lit when a corresponding specific item is selected. Characterized in that.

According to the controller of the vehicle air conditioning system according to the present invention, since the structure to select the item to be controlled with one switch, and then adjust the detailed setting value of the selected item with one switch, the number and configuration of the switches can be minimized and simplified. It can be effective.

In addition, the number and configuration of the switches are minimized and simplified, as well as the structure of the switches are densely arranged, so that the size can be reduced, thereby reducing the manufacturing cost.

In addition, it is possible to display the operating state of a system and a series of operating processes without an expensive liquid crystal display device, thereby maximizing a reduction in manufacturing cost, and thus, price competitiveness when employed in low-cost vehicles requiring cost reduction. There is an effect to improve.

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

First, the controller of the vehicle air conditioning system according to the present invention, as shown in Figures 2 and 3, has a housing 20, the housing 20 is provided with an item selection switch 30.

The item selection switch 30 is configured as a button type switch, and allows a specific item to be controlled to be selected depending on the number of times of pressing.

In particular, as the user presses sequentially, the items to be controlled are sequentially selected. For example, pressing once is configured to select the "temperature control item", pressing twice is configured to select the "wind control item", and pressing three times is configured to select the "mode control item". Thus, the user can select the item to be controlled.

Here, the item selection switch 30 is preferably provided in the front inner region of the rotary detailed set value control switch 40 to be described later. This is to enable the installation without providing a separate portion in the front of the housing 20, thus, it is possible to reduce the size of the housing 20.

2 and 3, the controller of the present invention includes a rotary type detailed set value control switch 40.

The detailed setting value control switch 40 is a user which can be rotated. When a specific item is selected through the item selection switch 30, the detailed setting value adjusting switch 40 can adjust the detailed setting value of the selected specific item.

In particular, as the user rotates, the detailed setting value of the selected specific item can be input. Therefore, it is possible to control the detailed setting value of the selected specific item and to control the detailed setting value of the selected specific item, thereby making it possible to control the selected specific item.

In the present invention, since the items selectable through the item selection switch 30 are "temperature control item", "air volume control item", and "mode control item", the detailed setting when the "temperature control item" is selected When the value control switch 40 is rotated, the temperature is adjusted, and when the " air volume control item " is selected, when the detailed setting value control switch 40 is rotated, the air volume is adjusted, and the " mode control item " When it is selected, by rotating the detailed set value control switch 40, the discharge mode of air is adjusted.

On the other hand, an indicator indicator 42 is provided at one side of the fine setting value control switch 40. The instruction indicator 42 is configured of a light emitting lamp and instructs the rotational position of the detailed set value adjustment switch 40.

2 and 3, the controller of the present invention includes a plurality of item display units 50 arranged around the detailed set value control switch 40.

The item display units 50 correspond to items that can be selected through the item selection switch 30, respectively, and include a display panel 52 and an illumination device 54 for illuminating the display panel 52. Each of the item display units 50 configured as described above is sequentially arranged radially outward from the circumference of the detailed setting value control switch 40.

In the present invention, since the item which can be selected through the item selection switch 30 is a "temperature control item", "wind volume control item", "mode control item", the item display unit 50 corresponding to the "temperature control item". ) Is provided with a temperature control item display unit 50a, and an item display unit 50 corresponding to the "wind volume control item" is provided with an air volume control item display unit 50b, and an item display unit 50 corresponding to the "mode control item". The mode adjustment item display unit 50c is provided.

These temperature control item display unit 50a, air volume control item display unit 50b, and mode control item display unit 50c are sequentially arranged radially outward from the circumference of the fine set value control switch 40.

These item display units 50 are controlled to distinguish the item display unit 50 selected by the item selection switch 30 from other non-selected item display units among the item display units 50.

That is, for example, when a specific item is selected through the item selection switch 30, the item display unit 50 corresponding to the selected specific item is configured to be turned on. In particular, the inside lighting device 54 is configured to illuminate the display panel 52 while being lit.

Accordingly, the item display unit 50 corresponding to the selected specific item is configured to emit light, and the item display unit 50 that emits light displays which item the user has currently selected.

Meanwhile, referring to FIG. 2, each item display unit 50 includes setting value display symbols 55 formed along the circumferential direction, respectively.

The set value display symbols 55 sequentially display the detailed set values of the fine set value adjusting switch 40 which are changed according to the rotational position, and are formed to correspond to the respective rotation positions of the fine set value adjusting switch 40. .

Here, the setting value display symbols 55 display detailed setting values, but are displayed in letters, numbers, and symbols, and these setting value display symbols 55 are indicative indicators 42 of the detailed setting value adjusting switch 40. Is configured to fit

These set value display symbols 55 display the detailed set values of the detailed set value adjustment switch 40 in turn, thereby making it possible to adjust the detailed set values of each item.

In addition, since the set value display symbols 55 are fitted with the indicator indicator 42 of the fine set value control switch 40 rotated to a specific position, the set value display symbols 55 are fitted with the indicator indicator 42. This indicates that it is the current detailed setting value. Thus, it allows the user to know how much the current detailed setting value of the item is.

On the other hand, in the present invention, the set value display symbols 55 are formed on the temperature control item display unit 50a, and these set value display symbols 55 are composed of letters, numbers, and symbols that sequentially indicate the height of the temperature. .

Further, although the set value display symbols 55 are formed in the air volume control item display unit 50b, these set value display symbols 55 are composed of letters, numbers, and symbols that sequentially indicate the intensity of the air volume.

In addition, the set value display symbols 55 are formed in the mode adjustment item display section 50c, and these set value display symbols 55 are composed of letters, numbers, and symbols sequentially indicating the discharge mode of air.

2 and 3 again, the controller of the present invention includes an auto switch 60.

Auto switch 60 is a button-type switch, the air conditioning system is automatically adjusted as the user presses. Therefore, the indoor temperature of the vehicle can be automatically adjusted according to the outdoor temperature and humidity to maintain a comfortable state.

Here, it is preferable that the auto switch 60 is provided in front of the rotary detailed set value adjustment switch 40.

The controller of the present invention includes a dip switch 70, an internal and external air changeover switch 72, an air conditioner switch 74, and an off switch 76.

The deep switch 70 is a button type switch and is installed at either corner of the housing 20 and controls the deep door (not shown) as the user presses. Therefore, the air is discharged to the defrost vent, and the air discharged to the defrost vent makes it possible to remove the fog of the windshield.

The internal and external air changeover switch 72 is a button-type switch, which is installed at the other corner of the housing 20 and controls an intake door (not shown) as the user presses. Thus, the outside air or bet can be selected.

The air conditioner switch 74, as a button type switch, is installed at another corner of the housing 20 and turns the air conditioner ON or OFF as the user presses it.

The off switch 76, as a button type switch, is installed at the other corner of the housing 20 and turns off the entire air conditioning system as the user presses.

According to the present invention having such a configuration, since the item to be controlled is selected by one switch and then the detailed setting value of the selected item is adjusted by one switch, the number and configuration of the switches can be minimized and simplified.

In addition, the number and configuration of the switches can be minimized and simplified, as well as the arrangement of the configurations of the switches in a dense manner, so that the size can be reduced and manufacturing costs can be reduced.

In addition, it is possible to display the operating state of a system and a series of operating processes without an expensive liquid crystal display device, thereby maximizing a reduction in manufacturing cost, and thus, price competitiveness when employed in low-cost vehicles requiring cost reduction. Can improve.

Next, an operation example of the controller having such a configuration will be described with reference to FIGS. 2 to 4.

First, the item selection switch 30 is sequentially pressed to select any specific item to be controlled (S101).

When the selection of the item is completed, the item display unit 50 corresponding to the selected item is turned on (S103). Accordingly, the item display unit 50 corresponding to the selected item is displayed, thereby knowing the selected item.

Meanwhile, when the item display unit 50 of the selected item is turned on, the detailed setting value adjustment switch 40 is rotated to input the detailed setting value (S105).

Then, the device of the corresponding item corresponding to the input detailed setting value is controlled (S107). Therefore, the device of the item is automatically controlled according to the input setting value.

Although the preferred embodiments of the present invention have been described above by way of example, the scope of the present invention is not limited to these specific embodiments, and may be appropriately changed within the scope of the claims.

1 is a view showing a controller of a conventional vehicle air conditioning system,

2 is a view showing a controller of the vehicle air conditioning system according to the present invention;

3 is a cross-sectional view taken along line III-III of FIG. 2 showing a controller according to the present invention;

4 is a block diagram showing an operation example of a controller according to the present invention.

♣ Explanation of symbols for main part of drawing ♣

20: housing 30: item selection switch

40: Rotary detailed set value control switch 42: Indicating indicator

50: item display part 50a: temperature control item display part

50b: air volume control item display 50c: mode control item display

55: Set value display symbol 60: Auto switch

70: Def switch 72: Internal and external air switch

74: air conditioner switch 76: off switch

Claims (5)

In the controller of the vehicle air conditioning system for controlling the corresponding device of the air conditioning system corresponding to the item in accordance with the detailed setting value for each item input by the occupant, The controller is provided with a housing 20, An item selection switch 30 installed in the housing 1 to select an item to be controlled; A detailed setting value control switch (40) installed in the housing (20) for inputting detailed setting values of a specific item selected by the item selecting switch (30); It comprises a plurality of item display unit 50 which is arranged in a radially outward direction from the circumference of the detailed setting value control switch 40 to display a specific item selected by the item selection unit 20 , The controller of the vehicle air conditioner system of the item display unit (50), characterized in that to control the item display unit selected by the item selection switch (30) to be distinguished from other non-selected item display units. The method of claim 1, The item display unit 50 is composed of a plurality of set value display symbols 55, each set value display symbols 55, the details of the detailed set value control switch 40 is changed according to the rotation position Controller of the air conditioning system for a vehicle, characterized in that formed in correspondence with each rotation position of the detailed set value control switch 40 so as to display the set value in sequence. The method according to claim 1 or 2, Each item display unit 50, And a display panel 52 and an illumination device 54 for illuminating the display panel 52, wherein the illumination device 54 is lit when the corresponding specific item is selected. A controller of an air conditioning system for a vehicle, characterized by illuminating the display panel (52). The method according to claim 1 or 2, The item selection switch 30, Controller of the vehicle air conditioning system, characterized in that installed in the inner region of the detailed set value control switch (40). The method according to claim 1 or 2, The item selection switch 30, It is configured to sequentially select the temperature control item, air volume control item, mode control item according to the number of presses, The item display unit 50 includes a temperature control item display unit 50a corresponding to the temperature control item, a wind volume control item display unit 50b corresponding to the air flow control item, and a mode control item corresponding to the mode control item. Controller for a vehicle air conditioning system comprising a display unit (50c).

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