KR20160083456A

KR20160083456A - Air conditioner comprising regenerator for vehicle

Info

Publication number: KR20160083456A
Application number: KR1020140194934A
Authority: KR
Inventors: 이상석; 권용규
Original assignee: 갑을오토텍(주)
Priority date: 2014-12-31
Filing date: 2014-12-31
Publication date: 2016-07-12

Abstract

An air conditioner for a vehicle including an axial heat and cold air exchanger according to the present invention includes a case having a plurality of discharge openings formed therein, a blower for sucking air in or outside the vehicle and discharging the air into the case, an evaporator closely disposed on the lower portion of the blower, And a main shaft cooling / heating exchanger disposed in a path through which the cooled air flows via the evaporator.
Therefore, by providing the auxiliary axial heat exchanger and the main axial heat exchanger, the cool air of the refrigerant injected into the auxiliary axial heat exchanger and the main axial heat exchanger can be used for cooling the vehicle even when the vehicle engine is in operation.

Description

TECHNICAL FIELD [0001] The present invention relates to an air conditioner for an automobile including an indoor heat exchanger,

The present invention relates to an air conditioner for a vehicle including an air conditioner cooling / heating exchanger for a vehicle, and more particularly, to an air conditioner for a vehicle, which comprises a cooling / heating exchanger separately provided for a vehicle, The present invention relates to a known air conditioner for a vehicle including an outdoor heat exchanger.

BACKGROUND ART An air conditioner installed in an automobile for heating, ventilating and air conditioning (HVAC) for heating, ventilating & air conditioning (HVAC) for the purpose of heating and ventilating the inside of a vehicle carries cold air to a vehicle interior through a duct communicated from the front Or perform a ventilation function.

Such an air conditioner has a high necessity due to the high temperature and humidity of the summer season.

The indoor cooling of the vehicle is an important issue for enhancing the comfort of the passenger. When the vehicle engine is stopped, the cooling property is insufficient and the discomfort of the passenger is increased. As a result, .

In order to solve this problem, a cooling system erector has been developed, but the evaporator itself has a cooling function, which is disadvantageous in terms of cooling performance and ventilation resistance, and the volume increases due to an increase in internal volume, .

Korean Patent Publication No. 10-2005-0104174 (published on November 22, 2005)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a vehicular air-conditioner harmonizing apparatus including a separate axial cooling / heating exchanger for improving a cooling performance felt by a passenger in a state where the engine is stopped during a summer season .

It is also intended to solve the problem that is difficult to apply to the existing HVAC due to the increase of the internal volume of the existing hot air circulation erector.

The solution to the problem of the present invention is not limited to those mentioned above, and other solutions not mentioned can be clearly understood by those skilled in the art from the following description.

An air conditioner for a vehicle including an indoor heat exchanger according to an embodiment of the present invention includes a case having a plurality of discharge openings formed therein, a blower for sucking air inside or outside the vehicle and discharging the air into the case, An opening / closing unit for controlling a flow direction of the air in the case, and a main shaft cooling / heating exchanger disposed in a path through which the cooled air flows via the evaporator.

It is preferable that the main shaft heat exchanger of the vehicle air conditioner including the heat and cold heat exchanger according to the embodiment of the present invention is disposed adjacent to the upper portion of the evaporator.

In an air conditioner for a vehicle including an air conditioner and an indoor heat exchanger according to an embodiment of the present invention, air discharged from a blower is cooled through an evaporator, and then cooled by an opening / desirable.

In the case of a vehicle air conditioner including an air conditioner and heat exchanger according to an embodiment of the present invention, it is preferable that a through hole is formed so that the main axial heat exchanger is slidably inserted from outside the case.

The main shaft heat and cold air exchanger of the vehicle air conditioner including the heat and cold heat exchanger according to an embodiment of the present invention is preferably mounted on an inserting part having one end protruding from the inner surface of the case when the case is inserted outside.

It is preferable that the evaporator of the air conditioner for a vehicle including the heat and cold heat exchanger according to the embodiment of the present invention is provided with a supplementary heat and cold heat exchanger on one side.

The auxiliary heat and cold heat exchanger of the vehicle air conditioner including the heat and cold heat exchanger according to an embodiment of the present invention is preferably arranged at the rear end of the evaporator so that the air discharged from the blower passes through the evaporator and then passes through the auxiliary heat and cold heat exchanger.

It is preferable that the auxiliary shaft heat and cold water exchanger of the automotive air conditioner including the heat and cold heat exchanger according to the embodiment of the present invention is integrally disposed closely to the rear end of the evaporator.

The auxiliary cooling heat exchanger of the vehicle air conditioner including the cooling and heating exchanger according to an embodiment of the present invention is provided with a plurality of cooling fins and the cooling fins are preferably extended between the tubes of the evaporator.

In the auxiliary cooling heat exchanger of the air conditioner for a vehicle including the refrigerant / heat exchanger according to an embodiment of the present invention, it is preferable that an air outlet is formed so that the inside air can be discharged when the refrigerant is injected.

The evaporator of the air conditioner for a vehicle including the axial heat and cold air exchanger according to an embodiment of the present invention is mounted on both side surfaces parallel to the direction of the air discharged from the blower so as to protect a plurality of cooling fins which are heat-exchanged with air discharged from the blower It is preferable that the side plate is mounted.

The air conditioner of the present invention includes the auxiliary cooling heat exchanger and the main cooling heat exchanger, so that even when the vehicle engine is in operation, the cool air of the refrigerant injected into the auxiliary cooling heat exchanger and the main- It can be used for cooling.

In addition, the cooling air passing through the evaporator and the auxiliary cooling heat exchanger is further cooled through the main-shaft cooling / heating exchanger, thereby improving the cooling efficiency of the vehicle.

In addition, since the main shaft heat exchanger is separately provided, it is possible to solve the problem that it is difficult to apply to the conventional HVAC due to the increase in the internal volume of the existing hot air circulation erector.

By providing the main-shaft cold / hot exchanger and the auxiliary-shaft cold / hot exchanger, it is possible to continuously supply low-temperature air even when the engine is stopped.

The effects of the present invention are not limited to those mentioned above, and other effects not mentioned may be clearly understood by those skilled in the art from the following description.

1 is a schematic sectional view showing a vehicle air conditioner including an axial heat and cold air exchanger according to an embodiment of the present invention.
2 is an exploded perspective view illustrating an evaporator 300 of an air conditioner for a vehicle including an axial heat and cold air exchanger according to an embodiment of the present invention.
FIG. 3 is a perspective view showing a main-body cooling / heating exchanger 500 of a vehicle air-conditioning apparatus including an air-conditioning and heat-exchanger according to an embodiment of the present invention.
4 is a perspective view of an air conditioner for a vehicle including an air conditioner and heat exchanger according to an embodiment of the present invention.
5 is a partially enlarged view of the case 100 in the air conditioner for a vehicle including the heat and cold heat exchanger according to the embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout.

In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. It is to be noted that the accompanying drawings are only for the purpose of facilitating understanding of the present invention, and should not be construed as limiting the scope of the present invention with reference to the accompanying drawings.

Hereinafter, a vehicle air conditioner including an air conditioner and heat exchanger according to an embodiment of the present invention will be described with reference to FIG. 1. FIG. 1 is a block diagram of an air conditioner including an air conditioner / Fig.

1, an air conditioner including an indoor heat exchanger according to an exemplary embodiment of the present invention includes a case 100, an air blower 200, an evaporator 300, a main shaft cooling / 500, a heater core 400, and an opening / closing part 600.

The case 100 is provided with a plurality of discharge ports 700, 800 and 900 through which cooling and heating air is fed into the vehicle and includes a plurality of opening and closing doors 710, 810 and 910 for opening and closing the discharge ports 700, 800 and 900, As shown in Fig.

An air intake part 210 for selectively controlling the outside air or the inside air of the vehicle is provided outside the blower 200.

The evaporator 300 is disposed under the blower 200 and is disposed in close contact with the lower portion of the blower 200 to widen the contact area of the air discharged from the blower 200. The heater core 400 is connected to the evaporator 300 And is located at a lower position relative to the evaporator 300.

As shown in FIG. 2, the auxiliary shaft heat / cold heat exchanger 360 is installed on one side of the evaporator 300 to improve the cooling efficiency, and the details will be described later.

The main shaft cooling and heating exchanger 500 is disposed adjacent to the upper portion of the evaporator 300 and the upper portion of the opening and closing part 600, .

The air discharged from the blower 200 to the inside of the case 100 is cooled via the evaporator 300 and then cooled again through the main shaft cooling and heating exchanger 500 by the opening / do.

Here, the opening / closing part 600 is controlled so that the flow passage on the side of the heater core 400 is closed and the flow passage on the side of the main-shaft heat-refrigerant exchanger 500 is opened so that the air passed through the evaporator 300 flows to the main- .

Accordingly, the air cooled through the evaporator 300 and the auxiliary shaft heat exchanger 360 described later is further cooled once through the main shaft heat-heat exchanger, thereby improving the cooling efficiency of the vehicle.

Also, since the main shaft heat exchanger 500 is separately provided, it is possible to solve the problem that it is difficult to apply to the existing HVAC due to the increase of the internal volume of the existing hot air circulation erector.

The auxiliary cooling heat exchanger (360) and the main cooling heat exchanger (500) are provided to cool the refrigerant of the refrigerant injected into the auxiliary cooling heat exchanger (360) and the main cooling heat exchanger (500) It can be used for cooling.

Hereinafter, an evaporator 300 and a supplementary shaft heat and cold heat exchanger 360 of an air conditioner for a vehicle including the heat and cold heat exchanger according to one embodiment of the present invention will be described with reference to FIG.

2 is an exploded perspective view of an evaporator 300 in an air conditioner including an axial heat and cooling exchanger according to an embodiment of the present invention.

The evaporator 300 is provided with a supplementary shaft heat and cold heat exchanger 360. The evaporator 300 and the supplementary shaft heat and cold heat exchanger 360 are provided with header tanks 310, 320 and 330 at upper and lower sides, A first refrigerant inlet 361 and a second refrigerant inlet 311 for injecting refrigerant are formed in the first header tank 310 at the upper and lower portions of the heat and cold exchanger 360.

The second and third header tanks 320 and 330 of the evaporator 300 are equipped with an inlet pipe 321 through which the refrigerant transferred from the compressor flows and an outlet pipe 331 through which the refrigerant is discharged.

The refrigerant injected into the first refrigerant inlet port 361 or the second refrigerant inlet port 311 is injected into the first tube 312 connected to the first header tank 310 at the upper and lower portions of the auxiliary shaft heat and cold heat exchanger 360, The refrigerant flowing into the first tube 321 is circulated through the second tube 322 connected to the second and third header tanks 320 and 330 at the upper and lower portions of the evaporator 300 and the third tube 332, Lt; / RTI >

It is preferable that the auxiliary shaft cold / heat exchanger 360 is disposed at the rear end of the evaporator 300 so that the air discharged from the blower 200 passes through the evaporator 300 and then passes through the auxiliary shaft heat / cold heat exchanger 360.

That is, the auxiliary-shaft heat and cold heat exchanger 360 is arranged to be opposed to the air discharged from the blower 200 so as to be heat-exchanged with the air passed through the evaporator 300.

Therefore, the auxiliary cooling heat exchanger (360) is installed in the low temperature region in the downstream region of the air flow of the evaporator (300), thereby improving the cooling efficiency of the air.

The auxiliary shaft cold / heat exchanger (360) is provided with air outlets (311, 363) so that the inner air can be easily discharged when the coolant is injected, and the air outlets (311, 363) It is possible to prevent the refrigerant from being injected into the auxiliary cooling heat exchanger 360 due to the residual air and to prevent the cooling efficiency from being reduced due to the residual air.

The auxiliary shaft cold / heat exchanger 360 is provided with a plurality of cooling fins 340, and the cooling fins 340 are preferably extended between the second and third tubes 322 and 332 of the evaporator 300.

That is, the auxiliary shaft cold / heat exchanger is integrally disposed in close contact with the evaporator, and the cooling fin is extended from the first tube of the auxiliary shaft heat and cold heat exchanger to the second and third tubes of the evaporator, Can be improved.

A side plate 350 for protecting the cooling fin 340 is mounted on both sides of the evaporator 300 parallel to the direction of the air discharged from the blower 200. The side plate 350 is connected to the evaporator 300, It is preferable that the heat exchanger 360 is mounted together to enhance durability.

Hereinafter, referring to FIG. 3, a description will be given of a main-axis cooling and heating exchanger 500 of an air conditioner for a vehicle including an indoor heat exchanger according to an embodiment of the present invention.

3, the main axis heat and cold water exchanger 500 includes a main body 510 formed of a pair of plates, and a main body 510 disposed between the main body 510 and the main body 510 in sequence, And a plurality of cooling fins 530 disposed between the main body 510 and the refrigerant and exchanging heat with the air discharged from the blower 200. [

Both ends of the main body 510 and the refrigerant tube 520 are equipped with a sealing portion 540 having a refrigerant inlet port 551 and a refrigerant outlet port 552 to prevent the refrigerant from being discharged to the outside, .

As described above, the main-shaft cold / heat exchanger 500 is further cooled by passing through the main-shaft cold / heat exchanger 500 via the evaporator 300 and the auxiliary-shaft cold / heat exchanger 360, .

Hereinafter, with reference to FIGS. 4 and 5, a mounting manner of the main-shaft cooling / heating exchanger 500 in the vehicle air-conditioning apparatus including the cooling / heating exchanger according to an embodiment of the present invention will be described.

As shown in FIG. 4, in the air conditioner for a vehicle including the heat and cold heat exchanger according to the embodiment of the present invention, the main shaft heat and cold water exchanger 500 is inserted in a sliding manner from the outside of the case 100.

A through hole 120 is formed in the outside of the case 100 corresponding to the position of the main shaft heat and cold water exchanger 500 and the main shaft heat and cold water exchanger 500 is slidably inserted through the through hole 120, Can be obtained.

The main shaft heat and cold water exchanger 500 is seated in the insertion portion 110 having one end protruding from the inner surface of the case 100 when the main shaft heat and cold water exchanger 500 is inserted outside the case 100.

The inserting portion 110 is formed with a fixing portion 111 protruding to insert one end of the main shaft heat exchanger 500. After the main shaft heat exchanger 500 is inserted, Thereby fixing one end of the exchanger 500.

Therefore, it is possible to prevent the air discharged by the blower 200 from shaking or departing from the main-shaft cooling / heating exchanger 500 when the air passes through the main-shaft cooling / heating exchanger 500. [

The embodiments and the accompanying drawings described in the present specification are merely illustrative of some of the technical ideas included in the present invention.

Therefore, it is to be understood that the embodiments disclosed herein are not intended to limit the scope of the present invention but to limit the scope of the present invention.

It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. It should be interpreted.

100: Case 110: Insertion part
111: Fixing unit 200: Blower
210: air intake part 300: evaporator
310: first header tank 320: second header tank
330: third header tank 312: first tube
322: second tube 332: third tube
321: inlet pipe 331: outlet pipe
361: first refrigerant inlet port 362: first air outlet port
363: second air outlet 311: second refrigerant inlet
340: cooling fin 350: side plate
360: auxiliary shaft cold heat exchanger 400: heater core
500: main shaft cooling / heating exchanger 510: main body
520: Refrigerant tube 530: Cooling pin
540: Sealing part 551: Refrigerant inlet port
552: refrigerant outlet port 600: opening /
610: rotation center axis 700, 800, 900: discharge port
710, 810, 910: opening / closing door

Claims

A case 100 in which a plurality of discharge ports 700, 800, and 900 are formed;
A blower (200) for sucking air inside or outside the vehicle and discharging the air into the case (100);
An evaporator 300 closely disposed on the lower portion of the blower 200;
An opening / closing part 600 for controlling a flow direction of air in the case 100; And
A main-shaft cooling / heating exchanger (500) disposed in a path through which the cooled air passes through the evaporator (300);
And an air conditioner for a vehicle including an indoor heat exchanger.

The method according to claim 1,
The main-shaft cooling / heating exchanger (500)
And an axial heat / cold exchanger disposed adjacent to an upper portion of the evaporator (300).

The method according to claim 1,
The air discharged from the blower 200 is cooled via the evaporator 300 and then is cooled again through the main shaft heat exchanger 500 by the opening and closing part 600. [ Vehicle air conditioner including exchanger.

The method according to claim 1,
In the case 100,
Wherein the main cooling heat exchanger (500) comprises a through hole (120) formed in a sliding manner outside the case (100).

The method according to claim 1,
The main-shaft cooling / heating exchanger (500)
And an axial heat / cold exchanger in which one end is seated in an insertion part (110) protruding from an inner side surface of the case (100) when the case (100) is inserted outside.

The method according to claim 1,
In the evaporator 300,
And an auxiliary cooling / heating exchanger (310) installed on one side of the auxiliary cooling / heating exchanger (310).

The method according to claim 6,
The auxiliary shaft heat / cold exchanger (310)
And an axial heat and cooling exchanger disposed at a rear end of the evaporator (300) so that air discharged from the blower (200) passes through the evaporator (300) and then passes through the auxiliary shaft heat and cold heat exchanger (310).

8. The method of claim 7,
The auxiliary cooling / heating exchanger (310) includes an axial heat / cold exchanger (310) which is integrally disposed in close contact with a rear end of the evaporator (300).

The method according to claim 6,
The auxiliary cooling / heating exchanger (310)
A plurality of cooling fins 340 are provided,
Wherein the cooling fins (340) extend between the tubes (322, 332) of the evaporator (300).

The method according to claim 6,
The auxiliary shaft heat / cold exchanger (310)
And an air discharge port (362, 363) for discharging the internal air when the refrigerant is injected.

The method according to claim 6,
The evaporator (300)
And a side plate 350 mounted on both side surfaces parallel to the direction of air discharged from the blower 200 to protect the plurality of cooling fins 340 that are heat-exchanged with the air discharged from the blower 200, Vehicle air conditioner including cold heat exchanger.