JPH0613254B2 - Air conditioner for car interior - Google Patents

Description

The present invention relates to at least one air blowing section for sending air to the head region of an occupant and a blowing direction of air blown from the air blowing section. For a vehicle interior having a first operating element for adjusting, a second operating element for adjusting the blowing amount, and a third operating element for adjusting the temperature of blown air The present invention relates to an air conditioner.

[Conventional technology]

In the conventional air conditioning device for a vehicle, the operation element for adjusting the direction, amount, and temperature of the air blown from the air blower for sending air to the occupant's head region is located away from the air blower. Since it is provided in the, the operator can move the hand that operated the operating element to the air blowing section and check the adjustment result, or check the adjustment state with the other hand while operating the operating element with one hand. I was forced to do the tedious work of operating and checking with both hands. Particularly in the former case, when the desired result is not obtained, the operation element is again operated and adjusted, and then the hand is moved again to the air blowing portion to check the adjusted state, which is a very troublesome operation.

[Problems to be Solved by the Invention]

An object of the present invention is to provide an in-vehicle air conditioning device that has excellent operability.

[Means for Solving the Problems]

In order to solve the above problems, the present invention provides that a first operating element for adjusting the air blowing direction is arranged inside the air blowing portion, and a second operating element for adjusting the air blowing amount. The operating element and the third operating element for adjusting the temperature of the blown air are arranged in close contact with each other on the outside of the air blowing section, and the operating directions of these second and third operating elements are the same. It is characterized by.

〔Example〕

 Next, embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view of the interior of an automobile. In the figure, reference numeral 1 is a setting unit provided in the central console section, and is a blower 1 which constitutes a cooling / heating machine 3 (FIG. 2) of an air conditioning apparatus 2.
It has operating elements for setting the rotation speed of 2, the discharge side temperature of the cooling evaporator 13, and the discharge side temperature of the heating heat exchanger 14. As the air blower, one for the head area of the occupant, one for the foot area, and one for the glass are provided, and for the head area, the driver's seat side arranged in the central part of the instrument panel. The air blowing section 8 and the passenger side air blowing section 9,
There is provided an air blowing portion 8 ′ arranged on the door side of the driver's seat, an air blowing portion 9 ′ arranged on the door side of the passenger seat, and an air blowing portion 10 for the rear seat. As the air outlets for the foot area, air outlets 6 for the driver's seat and the rear seats and air outlets 7 for the passenger's seat and the rear seats are provided. For the glass, an air blower 4 as a windshield defroster and an air blower 5 as a side glass defroster are provided.

FIG. 2 is a schematic sectional view of the air conditioning device 2. The air conditioner 3 has usual components, that is, a casing 11 that is multi-divided to accommodate the individual components, and a blower 1
2 and an evaporator 1 connected to a refrigerant circulation system (not shown)
3 and a heat exchanger 14 connected to an engine coolant circulation system (not shown). In order to send the warm air, the cold air, or the mixed air generated by the air conditioner 3 to each air blowing portion, the air duct 15 communicating with the driver's seat air blowing portion 8 (in FIG. 2, the passenger seat side air blowing portion 9).
Is not shown), an air duct 15 'communicating with the air outlet 10 for the rear seat, and an air duct 1 communicating with the windshield air outlet 4
5 ″, although not shown, an air duct communicating with the air outlets 6 and 7 for the occupant's foot region and an air duct communicating with the side glass air outlet 5 are also provided.

A mixing valve 27 is rotatably arranged at a location where the cool air discharged from the evaporator 13 and the warm air discharged from the heat exchanger 14 join. Further on the downstream side, shut-off valves 28 and 29 are rotatably arranged in respective air ducts communicating with the driver's seat side air blowing section 8 and the passenger's seat side air blowing section 9. The temperature of the air blown out from the driver's seat side air outlet 8 and the passenger's seat side air outlet 9 is determined according to the opening of the mixing valve 27 and the opening of the shutoff valve 28 or 29. In addition, the driver-seat-side air outlet 8 and the passenger-seat-side air outlet 9
An air volume adjusting valve 23 'for adjusting the amount of air blown from the air duct 15 is also rotatably arranged in the air duct 15. Further, a similar air flow rate adjusting valve 10 'is arranged in the air duct 15' leading to the air blowing portion 10 for the rear seat, and although not shown, the air blowing portion 8 arranged on the door side of the driver's seat. A similar air flow rate adjusting valve is also arranged in the air duct leading to the air blowing section 9 ′ arranged on the door side of the passenger seat ′.

In the figure, 17 is an outdoor temperature sensor, 18 is an in-vehicle temperature sensor, 1
Reference numeral 9 is a refrigerant temperature sensor.

A controller 20 is arranged at a position convenient for maintenance in the setting unit 1 including operating elements for setting output values of the blower 12, the evaporator 13, and the heating heat exchanger 14. The controller 20 sets, for example, the rotation speed of the blower 12 and the discharge side temperature of the heating heat exchanger 14 to the values set by the operating elements of the setting unit 1, and the servo motors 16, 16 ', 16 ". Each valve is also controlled via.

According to the invention, the air outlet 8, for the head area of the occupant,
The direction, amount and temperature of the air blown from 8 ', 9, 9'are adjusted as follows. In the following, the air blowout portions 8 and 9 arranged side by side on the driver's seat side and the passenger's seat side in the central portion of the instrument panel will be described as an example.

FIG. 3 shows an air outlet 8 for the head region of an occupant, which is arranged in parallel on the driver's side and the passenger's side of the central part of the instrument panel of an automobile.
9 is an enlarged front view of FIG. Each air outlet 8 or 9
Is fitted into an opening provided in the central portion of the instrument panel.
Each air blowing unit 8 or 9 adjusts the blowing direction of the air blown from the air blowing unit 8 or 9.
It has an operation knob 22 as a first operation element.
The operating knob 22 is arranged inside each of the air outlets 8 or 9 and is connected to the rib 22.2 through the narrow plate 22.1. When the operation knob 22 is rotated in the horizontal direction, the narrow plate 22.1 reciprocates in the horizontal direction. Narrow board 2
The reciprocating movement of 2.1 is transmitted to the rib 22.2, which causes the rib 22.2 to pivot about its longitudinal axis. By adjusting the magnitude of this rotation, the blowing directions of the air flowing out from the air blowing portions 8 and 9 on the driver's seat side and the passenger's seat side can be adjusted.

The operation wheel 23 as a second operation element for adjusting the amount of air blown out from the air blowing section 8 or 9 on the driver's seat side or the passenger's side is provided with both air blowing sections 8 and 9 arranged in parallel.
On the side opposite to the third operation element (operation wheel 24 for temperature adjustment) described later, which is arranged between the air blow-out portions 8 and 9
It is arranged so as to be close to. Each operating wheel 23 can be rotated about an axis parallel to the longitudinal axis of the air blowing section 8 or 9, that is, the operating wheel 23 can be moved in the vertical direction (the instrument panel opening to which the air blowing section 8 or 9 is fitted). The amount of air blown out is adjusted by rotating in the direction parallel to the vertical edge of the section. For this reason, the operation vehicle 23 has the air duct 15
It is connected to an air volume adjusting valve 23 'arranged inside. So that the air volume can be adjusted independently on the driver's side and the passenger's side,
An air volume adjusting valve 23 'is provided in each of the air duct 15 communicating with the driver's seat and the air duct (not shown) communicating with the passenger's seat. In the figure, reference numeral 25 is a mark for instructing increase / decrease of the blowing amount.

The operating vehicle 24 as a third operating element for adjusting the temperature of the air blown out from the air blowing section 8 or 9 is provided in parallel with both the air so that the driver and the passenger in the passenger seat can share it. It is arranged between the blowing portions 8 and 9. Control car 24
Is rotatable about an axis parallel to the longitudinal axes of the air blowing portions 8 and 9, that is, the operating wheel 24 is moved in the vertical direction (in the instrument panel opening to which the air blowing portions 8 and 9 are fitted). The temperature of the blown air is adjusted by rotating it in the direction parallel to the vertical edge). Therefore, the operation direction of the operation wheel 24 is the same as the operation direction of the operation wheel 23 for adjusting the air volume.
For this reason, the operating vehicle 24 is controlled by the controller 20 via the mixing valve 2
7 and the shutoff valves 28 and 29 are electrically connected. The controller 20 determines the opening degrees of the mixing valve 27 and the shutoff valves 28 and 29 from the signal corresponding to the operation amount (rotation amount) of the operation vehicle 24 and the signal corresponding to the detected value of the vehicle interior temperature sensor 18, and the opening degree of the mixing valve 27 and the shutoff valves 28 and 29 is determined. To the servomotors 16 and 16 ', and the servomotors 16 and 16' are respectively fed to the mixing valve 27.
And the shutoff valves 28 and 29 are opened and closed. The temperature of the air supplied to the air blowing portions 8 and 9 is determined according to the turning position of the mixing valve 27 and the turning positions of the shutoff valves 28 and 29. In the figure, reference numeral 26 is a mark for instructing to increase or decrease the temperature of the blown air.

An air duct ((not shown)) communicating with the foot area and the glass area of the occupant communicates with the discharge side of the heating heat exchanger 14, and therefore the temperature of the air supplied to the foot area and the glass area is at the center. It is obtained by controlling the discharge side temperature of the heating heat exchanger 14 via the controller 20 using the operation element of the setting unit 1 of the console section.

In this way, the temperature of the air blown out from the air blowing portions 6 and 7 for the foot region (the temperature on the discharge side of the heat exchanger 14)
Is set by using the operating elements of the setting unit 1 provided in the central console section, and the air blowing section 8 for the head region,
Temperature of air blown out from 8 ', 9, 9' (mixing valve 2
7) and the temperature determined according to the turning positions of the shutoff valves 28, 29).
If the setting is made using the operation wheel 24 arranged between 9 and 9, the effect of head cold foot heat can be obtained.

〔The invention's effect〕

According to the invention, the operating elements that determine the direction, the amount and the temperature of the air flowing out of the air outlet for the occupant's head region, i.e. all that is necessary for performing the air conditioning of the occupant's head region Since the operating elements of are closely arranged on the inside or outside of the air outlet, all the operations necessary for air adjustment including temperature adjustment can be performed with one hand, and the adjustment result can be obtained with the operating hand. Since it can be performed while checking, it is extremely easy to operate.

Further, since the adjusting direction of the third operating element for adjusting the temperature of the blown air is the same as the adjusting direction of the second operating element for adjusting the blowing amount, the operability is also excellent in this respect. There is.

[Brief description of drawings]

FIG. 1 is a perspective view of the interior of an automobile showing the arrangement of air blowing parts, FIG. 2 is a sectional view of an air conditioner according to the present invention, and FIG.
The figure is an enlarged front view of an air blowout section for the head region of an occupant, which is arranged in parallel on the driver's seat side and the passenger's seat side of the central portion of the vehicle instrument panel. 1 ... Setting unit 2 ... Air conditioner 3 ... Air conditioner 8, 9 ... Air blower 22 ... Operating knob (first operating element) 23 ... Operating vehicle (second operating element) 24 ... … Control vehicle (third control element)

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-59-171710 (JP, A) real-open Sho-58-179214 (JP, U) real-open Sho-54-119148 (JP, U) real-open Sho-57- 174217 (JP, U) Actual public Sho 55-16747 (JP, Y2) Actual public Sho 482831 (JP, Y2)

Claims (2)

[Claims] 1. At least one air outlet (8,8 ', 9,9') for delivering air to the occupant's head region and said air outlet (8,8 ', 9,9'). The first operating element (2 for adjusting the blowing direction of the air blown from the
2) and a second operating element (2) for adjusting the blowing amount.
3) and a third operating element (24) for adjusting the temperature of blown air, the first operating element (22) is an air blower ( 8, 8 ',
9, 9 '), the second operating element (23) and the third operating element (24) being outside the air outlet (8, 8', 9, 9 '). Are arranged in close proximity to the second and third operating elements (23,
24) An in-vehicle air conditioner for an automobile, characterized in that the operation directions of 24) are the same. 2. The air blow-out portions (8, 9) are arranged side by side at least on the driver's side (8) and the passenger's side (9) of the central portion of the instrument panel of the vehicle, and the third operation. An operating vehicle in which an element (24) is rotatable between the air outlets (8, 9) arranged side by side around an axis parallel to the longitudinal axis of the air outlets (8, 9). The second operating element (23) is disposed on the side of the air blowing section (8 or 9) on the driver side and the passenger side opposite to the third operating element (24). The vehicle according to claim 1, characterized in that it is arranged as a control wheel that can be rotated about an axis parallel to the longitudinal axis of the air blowing portion (8 or 9). In-vehicle air conditioner.