KR101403443B1 - Air conditioner for vehicle - Google Patents

Abstract

The present invention relates to a vehicle air conditioning system, and more particularly, to a vehicular air conditioning system, which comprises a gearshifting member for assembling a gearshaft and a thin plate member so that the gearshaft and a thin plate member can be assembled into an air conditioning case after being positively assembled in advance, It is possible to easily assemble between the gear shaft and the thin plate member and to prevent the disengagement of the gear shaft and to assemble it quickly and positively, thereby improving assembling workability and productivity, and preventing mis- assembly between the gear shaft and the thin plate member. ≪ / RTI >

Description

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

The present invention relates to a vehicle air conditioner, and more particularly, to a vehicular air conditioner having a gear member for assembling a gear shaft and a thin plate member so that the gear shaft and the thin plate member can be positively assembled in advance, ≪ / RTI >

The air conditioning system for a vehicle includes a cooling system for cooling the interior of the vehicle and a heating system for heating the interior of the vehicle.

In the cooling system, by the heat exchange between the refrigerant circulated to the compressor again through the condenser, the receiver dryer, the expansion valve, and the evaporator by the compressor, and the blowing air passing through the evaporator surface by the blower, And is discharged to the inside of the vehicle, thereby cooling the inside of the vehicle.

Further, the heating system is configured to heat the vehicle interior by introducing the cooling water into the heater core and exchanging heat with the blower.

Such a vehicle air conditioner can be largely divided into three types.

One example is a three piece type air conditioner in which a blower unit, an evaporator unit, and a heater unit are each composed of separate units. In the case of this air conditioner, As a result, not only the utilization of the interior space of the vehicle is lowered but also the productivity is lowered.

Accordingly, in order to increase the efficiency of the vehicle interior space, there has been a demand for miniaturization of the vehicle air conditioner. In response to this demand, recently, an air conditioner of a semi-center mounting type in which an evaporator unit and a heater unit are integrated The application of a center mounting type air conditioner having an integrated blower unit, an evaporator unit, and a heater unit is increasing.

FIG. 1 shows an example of a conventional semi-center type air conditioner for a vehicle, wherein the illustration of the blower unit is omitted.

The vehicle air conditioner 1 shown in Fig. 1 is provided with an air conditioning case (air conditioner) 1 provided with a defrost vent 11, a face vent 12 and a floor vent 13, the opening of which is controlled by the mode doors 14, 15 10); An air blower (not shown) connected to an inlet of the air conditioning case 10 to blow indoor air or outdoor air; An evaporator (2) and a heater core (3) embedded in the air conditioning case (10); And a temperature control door 20 for controlling the mixing amount of the cold air passing through the evaporator 2 and the hot air passing through the heater core 3.

The air conditioning case (10) is constituted by assembling left and right cases together.

The temperature control door 20 and the mode doors 14 and 15 are provided with a flat type, a dome type, a sliding type, and the like. The control door 20 and the mode door 14 are installed.

The temperature control door 20 includes a sliding door 21 slidably installed in sliding grooves 16 formed on both inner sides of the air conditioning case 10 and having gear portions 21a formed on one side thereof, A gear portion 22a is formed to be rotatably coupled to a through hole (not shown) formed on both sides of the case 10 and to be engaged with the gear portion 21a of the sliding door 21, And a gear shaft 22 that operates.

The temperature regulating door 20 regulates the opening degree of the cold air passage P1 and the warm air passage P2 to control the mixing amount of the cold air and the warm air.

The mode door 14 has a structure similar to that of the temperature control door 20. Briefly, the mode door 14 includes a sliding door 14a slidably coupled to both inner sides of the air conditioner case 10, And a gear shaft 14b that is rotatably installed on both inner sides of the air conditioning case 10 to operate the sliding door 14a and meshes with the sliding door 14a.

1 shows an example in which a flat type mode door 15 is installed together with a sliding type mode door 14.

According to the vehicle air conditioner 1 configured as described above, when the maximum cooling mode is activated, the temperature control door 20 opens the cold air passage P1 and closes the warm air passage P2. In addition, when the maximum heating mode is activated, the temperature control door 20 closes the cold air passage P1 and opens the warm air passage P2.

Therefore, when the maximum cooling mode is activated, the air blown by the blower (not shown) undergoes heat exchange with the refrigerant flowing in the interior of the evaporator 2 through the surface of the evaporator 2, Flows to the mixing chamber MC via the air outlet P1 and is discharged through the vent opened by the mode door according to the air discharge mode (vent mode, floor mode, defrost mode, bi-level mode, mix mode) And is discharged to the inside of the vehicle, thereby cooling the interior of the vehicle.

When the maximum heating mode is activated, the blowing air is heat-exchanged with the cooling water flowing in the heater core 3 through the heater core 3 through the hot air passage P2, MC, and is discharged to the vehicle interior through a vent opened by the mode door in accordance with the air discharge mode, thereby heating the interior of the vehicle.

On the other hand, when the mixing mode is activated, as shown in FIG. 1, the temperature control door 20 operates in the neutral position to open both the cold air passage P1 and the hot air passage P2. Therefore, the cold air passing through the evaporator 2 and the hot air passing through the heater core 3 flow into the mixing chamber MC and are mixed and discharged into the vehicle interior through a vent opened by the mode door in accordance with the air discharge mode .

However, when the temperature control door 20 or the mode door 14 is assembled to the air conditioner case 10, when the operator assembles the sliding doors 21 and 14a and the gear shafts 22 and 14b first, There is a problem that workability and productivity are deteriorated because it is difficult to assemble between the left and right cases.

Particularly, the operator may not be assembled in a correct position during the process of assembling the sliding doors 21 and 14a and the gear shafts 22 and 14b in an engaged manner. In the process of assembling between the left and right cases, There has been a problem that the doors 21 and 14a and the gear shafts 22 and 14b are detached from the correct positions and assembled.

SUMMARY OF THE INVENTION [0008] In order to solve the above-mentioned problems, an object of the present invention is to provide a gear assembly for assembling the gear shaft and the thin plate member so that the gear shaft and the thin plate member can be pre- The present invention provides a vehicle air conditioner capable of easily assembling between a shaft and a thin plate member and preventing deviation and capable of quickly positively assembling and thereby improving assembling workability and productivity and preventing misassembly between the gear shaft and the thin plate member .

According to an aspect of the present invention, there is provided an air conditioner comprising: an air conditioning case having an air inlet and a plurality of air outlets; a rail portion having a plurality of gear grooves formed at both ends thereof in sliding directions, And a gear shaft rotatably installed on both sides of the air conditioning case so as to operate the thin plate member and having a gear portion engaged with the gear groove of the rail portion, the apparatus comprising: , The thin plate member inserting portion is formed on one side surface of the air conditioning case in a sliding direction of the thin plate member so that the thin plate member is pushed inward from the outside of the air conditioner case to be assembled therein and the thin plate member inserting portion is opened The cover is assembled so that the air- The swash plate shaft is provided with a thin plate member inserted through the thin plate member insertion portion and an initial position setting means for setting an initial position of the gear shaft so that the gear portion of the gear shaft is assembled in a predetermined position.

The present invention facilitates the assembly between the gear shaft and the thin plate member by providing the gear shaft and the thin plate member to be assembled together so that the gear shaft and the thin plate member can be positively assembled and then assembled to the air conditioning case Of course, since the gashup member connects the gear shaft and the thin plate member after the positively assembled position, it is possible to prevent the gear shaft and the thin plate member from deviating from the correct position in the process of assembling to the air conditioning case.

In addition, when both the guide grooves of the gear shaft are assembled in accordance with the guides of the pair of tension members, the gear shaft and the thin plate member can be quickly and easily assembled in the correct positions, thereby improving assembling workability and productivity. Of course, misassembly between the gear shaft and the thin plate member can also be prevented.

1 is a sectional view showing a conventional automotive air conditioner,
2 is a perspective view showing a vehicle air conditioner according to the present invention,
3 is a perspective view showing a case where the air conditioner case is divided into right and left in the air conditioner for a vehicle according to the present invention,
4 is a partial perspective view showing the upper part of the air conditioner case in the vehicle air conditioner according to the present invention,
FIG. 5 is a perspective view from below the mode door in FIG. 4,
Fig. 6 is a cross-sectional perspective view showing part A of Fig. 4,
Fig. 7 is a perspective view showing a gauze-bonding member in the air conditioner for a vehicle according to the present invention,
FIG. 8 is a perspective view showing a state in which a gear shaft is separated from a goggle for fitting in a vehicle air conditioning system according to the present invention; and FIG.
Fig. 9 is a perspective view showing a state before and after assembling a gear shaft to a ga-affixing member in a vehicle air conditioning system according to the present invention; Fig.
10 to 14 are views showing operating states of mode doors for each air discharge mode in the vehicle air conditioner according to the present invention.

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

As shown in the figure, the air conditioning system 100 according to the present invention includes an air inlet 111 formed at one side (inlet side) and a plurality of air discharge holes 116 (at the outlet side) for discharging inflow air. An evaporator 101 and a heater core 102 provided at predetermined intervals on the air passage 110c in the air conditioning case 110 and a heater core 102 installed inside the air conditioning case 110, And a door 105 installed on the door.

The door 105 is installed on the air passage 110c between the evaporator 101 and the heater core 102 in the air conditioning case 110 to cool and cool the heater core 102 A temperature control door 120 for regulating the opening of the passageway P1 and the warm air passage P2 passing through the heater core 102 and the air outlet port 116 provided on the side of the air outlet 116 in the air conditioning case 110, And a mode door 130 for controlling the opening of the plurality of air discharge openings 116.

In addition, the air conditioning case 110 is formed by assembling left and right cases 110a and 110b, which are divided left and right. Meanwhile, an integrated lower case 110d is assembled to the lower portions of the left and right cases 110a and 110b so as to smoothly discharge the condensed water of the evaporator 101. [

The indoor air or the outside air is selectively introduced into the air inlet 111 of the air conditioning case 110 through an indoor air inlet opening (not shown) and an outdoor air inlet opening (not shown) An air blower 106 for blowing air is installed.

The air blowing device 106 includes a scroll case 107 connected to the air inlet 111 of the air conditioner case 110 and a scroll case 107 installed inside the scroll case 107, And an air blowing fan 108 for blowing air into the inside of the scroll case 107. The air blowing fan 108 is installed at one side of the scroll case 107 and opens and closes the inside and outside air inflow ports through an inside and outside air switching door And an intake duct (not shown).

Therefore, the air blowing device 106 selectively introduces the inside air or the outside air through the intake duct, and blows air into the air conditioning case 110.

In the center mounting type air conditioner as shown in FIGS. 3 and 10, the blower unit 106 is disposed at the center (center) side of the vehicle together with the air conditioner case 110. At this time, 111) is disposed on the upper side of the evaporator (101).

The plurality of air discharge ports 116 may include a defrost vent 112 for discharging air toward the windshield of the vehicle, a face vent 113 for discharging air toward the face of the occupant of the front seat, And floor vents 114 and 115 for discharging air toward the feet are formed in order.

The face vent 113 is divided into a center vent 113a and a side vent 113b. That is, the center vent 113a is provided with a center vent 113a for discharging air to the center of the vehicle interior. Side vent 113b is formed on both sides of the center vent 113a to discharge air to both sides of the vehicle interior. At this time, the center vent 113a and the side vent 113b are partitioned by a plurality of partition walls.

The floor vents 114 and 115 are branched into a front seat floor vent 114 for discharging air toward the foot of the occupant of the front seat and a floor vent 115 for the rear seat for discharging air toward the foot of the rear seat occupant .

On the other hand, a partition wall 117 is formed between the rear-side hot air passage P2 of the heater core 102 and the floor vents 114, 115, and is partitioned from each other.

The temperature control door 120 and the mode door 130 are connected to a driving means 170 such as an actuator or a cable type controller installed on the outer surface of the air conditioner case 110, P1) (P2) and the openings of the vents 112 to 115, respectively.

Hereinafter, it is assumed that the door 105 is a mode door 130 for convenience, and the temperature control door 120 is also applicable.

The mode door 130 includes a gear shaft 140 and a thin plate member 150.

The gear shaft 140 is rotatably installed inside the air conditioning case 110, and gear portions 141 are formed at both ends thereof. At this time, the gear shaft 140 is rotatably coupled to both opposite sides of the inside of the air conditioner case 110 at the outer end of the gear unit 141.

In addition, one end of the gear shaft 140 passes through the side surface of the air conditioning case 110 and is exposed to the outside, and is connected to the driving means 170.

The gear portion 141 of the gear shaft 140 is engaged with the gear groove 155a formed in the rail portion 155 of the thin plate member 150 described later.

Here, the gear shaft 140 may be disposed below the face vent 113 among the plurality of air outlets 116. That is, by arranging the gear shaft 140 on the lower side of the face vent 113, which is the center of the movement path of the thin plate member 150 slidably moving from the defrost vent 112 to the floor vents 114, 115 , The thin plate member 150 can be stably supported over the entire air discharging mode.

The thin plate member 150 is formed in a curved shape and engages with the gear portion 141 of the gear shaft 140 to slide and operate to open and close the vents 112 to 115.

A rail portion 155 is formed at both ends of the thin plate member 150 so as to be slidably engaged with both sides of the air conditioner case 110. The rail portion 155 is provided with gear portions 141 A plurality of gear grooves 155a are formed in the sliding direction of the thin plate member 150. As shown in FIG.

The rail groove portion 118 is formed on both sides of the air conditioning case 110 facing the rail portion 155 of the thin plate member 150 so as to slidably support the rail portion 155.

Since the air conditioning case 110 is constructed by assembling the left and right cases 110a and 110b, the rail groove portion 118 is formed in the left and right sides, And right side cases 110a and 110b, respectively.

The thin plate member 150 of the mode door 130 is supported between the rail groove portions 118 formed in the left and right cases 110a and 110b.

The thin plate member 150 and the rail groove portion 118 are formed to have the same radius and the thin plate member 150 is installed in close contact with the air discharge port 116 side.

Therefore, when the gear shaft 140 rotates, the thin plate member 150 slides along the rail groove portion 118 to open and close the upper and lower vents 112 to 115.

In addition, the thin plate member 150 and the rail groove portion 118 are formed to have the same radius, that is, the same curvature, thereby preventing the thin plate member 150 from being deformed during the sliding operation of the thin plate member 150.

The thin plate member 150 is formed by injection molding with a plastic material, and it is preferable that the thin plate member 150 is formed as thin as possible as long as it does not cause problems in operation and durability.

The thin plate member 150 is formed by integrally forming the first door portion 151, the second door portion 152, and the bridge portion 153.

By using the single thin plate member 150 as described above, the overall structure of the mode door 130 is simple, thereby reducing the number of components, weight and cost, improving durability, and reducing the size of the air conditioner 100 In addition, odor can be prevented and reused (recycled) by the use of the single thin plate member 150 due to the fungal culture.

The first door part 151 is formed to be capable of closing at least two of the defrost vent 112, the face vent 113, and the floor vent 114, 115. That is, the length of the first door portion 151 in the sliding direction is formed to be capable of simultaneously closing the two adjacent vents of the vents 112 to 115, and the first door portion 151 is, of course, It is also possible to close only one vent, that is, the defrost vent 112.

The first door part 151 is formed to have a size capable of simultaneously closing the defrost vent 112 and the face vent 113 or simultaneously closing the face vent 113 and the floor vents 114 and 115 desirable.

The second door portion 152 is spaced apart from the first door portion 151 by a predetermined distance in the sliding direction and is configured to close at least one of the vents 112 to 115.

That is, the second door portion 152 is formed such that the length of the second door portion 152 in the sliding direction can close one of the vents 112 to 115, 115 are formed to have a size capable of closing the openings (114, 115).

In this way, the length of the first door portion 151, which should be able to close two of the vents 112 to 115, is the length of the first door portion 151 in the sliding direction, and one of the vents 112 to 115 is closed The second door portion 152 is formed to be larger than the sliding direction length of the second door portion 152,

The bridge portion 153 is formed to integrally connect the first door portion 151 and the second door portion 152, which are spaced apart from each other by a predetermined distance.

It is preferable that the bridge portion 153 is formed at a position corresponding to a plurality of partitions formed to partition the center vent 113a and the side vent 113b in the face vent 113. [

The first door part 151 and the second door part 152 are formed on the thin plate member 150 so that the openings of the vents 112 to 115 can be adjusted according to the sliding position of the thin plate member 150. [ An opening 154 is formed through the through-hole.

The opening portion 154 is formed by a bridge portion 153 connecting the first door portion 151 and the second door portion 152. An opening 154 is divided between the plurality of bridge portions 153 Respectively.

The openings 154 may be formed to have a size capable of opening one vent. When the openings 154 are positioned over the two vents, the two vents may be partially opened You may.

A sealing wall 118a is formed on an inner surface of the air conditioning case 110 at one side of the rail groove 118 so as to cover a gear groove 155a formed through the rail portion 155 of the thin plate member 150 , The air is prevented from leaking to the air outlet side through the penetrated gear groove 155a of the thin plate member 150. [

At this time, the sealing wall 118a is formed in close contact with one side surface of the rail part 155 of the thin plate member 150, so that the gear groove 155a of the thin plate member 150 is closed.

The thin plate member 150 is closely attached to the sealing wall 118a of the air conditioner case 110 by the wind pressure of the air flowing inside the air conditioner case 110 to prevent leakage of air.

Since a predetermined amount of air is always discharged to the side vent 113b side of the face vent 113 among the plurality of air discharging holes 116, the sealing wall 118a is preferably omitted from the face vent 113 side Do.

The width W of the rail groove portion 118 is less than the thickness of the thin plate member 150 so that friction between the rail groove portion 118 of the air conditioning case 110 and the thin plate member 150 can be minimized. And a plurality of friction reducing projections 159 are formed on one side surface of the rail portion 155 of the thin plate member 150 inserted in the rail groove portion 118 to be seated on one side surface of the rail groove portion 118 do.

At this time, the friction reducing protrusions 159 are formed on the lower side of the rail part 155 as shown in FIG. 6, and are spaced a predetermined distance apart along the rail part 155 of the thin plate member 150.

The plurality of frictional reducing projections 159 formed on the lower side of the rail portion 155 of the thin plate member 150 during the sliding operation of the thin plate member 150 are in line contact with one side of the rail groove portion 118 Friction between the thin plate member 150 and the rail groove portion 118 is minimized and the load of the driving means 170 driving the gear shaft 140 can be further reduced.

In the present invention, when the gear shaft 140 and the thin plate member 150 are assembled to the air conditioning case 110, the gear shaft 140 and the thin plate member 150 are positively assembled in advance, A wiggling member 160 for gently joining the gear shaft 140 and the thin plate member 150 is installed so as to be assembled to the air conditioning case 110. [

The gluing and bonding member 160 includes a thin plate support portion 161 and a tension portion 165 bent at both ends of the thin plate support portion 161.

At this time, the thin plate supporting portion 161 and the tension portion 165 are integrally formed.

The thin plate member supporting portion 161 is disposed on the side opposite to the gear shaft 140 of the thin plate member 150 to support the thin plate member 150.

That is, the thin plate member supporting portion 161 is disposed on the opposite side of the gear shaft 140 with respect to the thin plate member 150 so as to slidably support the thin plate member 150.

In addition, the thin plate member supporting portion 161 has a constant area and is formed with the same curvature as the curved surface of the thin plate member 150.

In addition, a communicating portion 162 is formed in the thin plate supporting portion 161 so as to communicate with the face vent 113.

The communicating portion 162 formed in the thin plate member supporting portion 161 is divided into a plurality of openings corresponding to the openings 154 formed in the thin plate member 150.

The gluing and bonding member 160 assembles the thin plate member 150 on the side of the air conditioning case 110 so that the thin plate member 150 can be slidably driven.

At this time, the thin plate member supporting portion 161 of the gum-binding member 160 is further formed with a friction reducing member on the surface facing the thin plate member 150. [

As the friction reducing member, a roller, a nonwoven fabric, a brush, a fiber cloth, or the like may be used.

The tension portion 165 is formed at both ends of the thin plate support portion 161 in the direction of the gear shaft 140 so as to be rotatably assembled with the gear shaft 140.

The tension unit 165 includes an assembly groove 166 on which the gear shaft 140 is rotatably seated and which is formed on both sides of the mounting groove 166 and the gear shaft 140, And a pair of tension members 167 having a constant elasticity and having guide surfaces 168 formed on the surfaces facing each other to guide the guide surfaces 166 into the guide grooves 166.

The tension portion 165 is formed at right angles to both ends of the thin plate supporting portion 161 and the fitting groove portion 166 is formed at a position spaced apart from the thin plate supporting portion 161 by a predetermined height.

On the other hand, the pair of tension members 167 are formed on both sides of the mounting groove 166.

The guide surface 168 formed on the facing surface of the pair of tension members 167 is formed in a V shape to smoothly guide the gear shaft 140 into the mounting groove portion 166 .

The shortest distance L between the pair of tension members 167 is formed to be smaller than the outer diameter of the gear shaft 140 inserted into the mounting groove portion 166 and is smaller than the outer diameter of the gear shaft 140 inserted into the mounting groove portion 166 Thereby preventing the gear shaft 140 from being separated.

That is, the distance L between the lower ends of the guide surfaces 168 formed on the pair of tension members 167 is smaller than the outer diameter of the gear shaft 140.

When the gear shaft 140 is pushed into the fitting groove 166, the pair of tension members 167 are elastically opened and the gear shaft 140 is completely inserted into the fitting groove 166 After the insertion, the pair of tension members 167 are restored to their initial positions, thereby preventing the gear shaft 140 inserted in the coupling groove 166 from being released.

The gear shaft 140 may be assembled to the thin plate member 150 by guiding the assembled position of the gear shaft 140 inserted into the mounting groove 166, A guide 169 protrudes from the guide surface 168 of the guide shaft 167 and a guide groove 142 into which the guide 169 is inserted is formed on the outer circumferential surface of the gear shaft 140 facing the guide 169 .

At this time, the guide grooves 142 formed on the outer circumferential surface of the gear shaft 140 are formed in the 180 degree direction.

When the gear shaft 140 is inserted into the mounting groove 166, both guide grooves 142 of the gear shaft 140 are inserted into the guides 169 protruding from the pair of tension members 167, The gear shaft 140 can be easily assembled in a predetermined position.

In other words, when both the guide grooves 142 of the gear shaft 140 rotated 360 degrees are assembled by fitting the guides 169 of the pair of tension members 167, the gear shaft 140 and the thin plate member 150 ) Can be easily assembled in a correct position, thereby improving assembling workability and productivity as well as preventing misassembly.

In addition, since the gore assembly member 160 connects the gear shaft 140 and the thin plate member 150, separation between the gear shaft 140 and the thin plate member 150 can be prevented.

One gear groove initially assembled with the gear portion 141 of the gear shaft 140 among the plurality of gear grooves 155a formed in the rail portion 155 of the thin plate member 150 is engaged with another gear groove And a reference gear groove 155b having a size different from that of the reference gear groove 155a,

One gear teeth of the plurality of gear teeth 141a formed in the gear portion 141 of the gear shaft 140 and assembled to the reference gear groove 155b is formed in a size different from that of the other gear teeth 141a (141b).

The reference gear groove 155b formed in the rail portion 155 of the thin plate member 150 is formed to be larger than the other gear groove 155a and the reference gear 155b formed in the gear portion 141 of the gear shaft 140, It is preferable that the teeth 141b are formed larger than the other gear teeth 141a.

Therefore, when the gear shaft 140 and the thin plate member 150 are assembled by using the gore 160, the reference gear teeth 141b of the gear shaft 140 are engaged with the reference gears of the thin plate member 150, And is engaged with the groove 155b.

An insertion slot 113c is formed in the lower side of the face vent 113 to insert the thin plate support portion 161 of the gum lip member 160 therein.

That is, the goggle-attaching member 160 is attached to the air conditioning case 110 in a state where the gear shaft 140 and the thin plate member 150 are assembled together. At this time, the goggle- And the normal operation of the gear shaft 140 and the thin plate member 150 is possible even in a state where the gear shaft 140 and the thin plate member 150 are not removed.

Therefore, the insertion groove 113c is formed on the lower side of the face vent 113 of the air conditioner case 110 so that the thin plate support portion 161 of the gum-binding member 160 is inserted.

Since the insertion groove 113c is located radially outward of the rail groove 118 formed in the air conditioning case 110, even if the thin plate support portion 161 is inserted into the insertion groove 113c, The sliding member 150 does not interfere with the thin plate member support portion 161 during the sliding operation.

In addition, a seating groove 119 is formed on a side surface of the air conditioning case 110 so that the goggion-forming member 160 is seated and fixed.

That is, the seating groove 119 is formed on both sides of the air conditioning case 110, and the tension portions 165 at both ends of the goggion holding member 160 are fixedly seated on the seating groove 119, 160 from flowing.

The temperature control door 120 installed between the evaporator 101 and the heater core 102 of the door 105 is connected to the temperature control door 120 such as the mode door 130 in order to reduce the size of the air conditioning apparatus 100. [ The shaft 121 and the thin plate member 122 can be constituted. That is, the temperature control door 120 includes a gear shaft 121 rotatably installed on both sides of the air conditioner case 110, and a gear shaft 121 that is engaged with the gear shaft 121, And a thin plate member 122 which adjusts the opening degree of the cold air passage P1 and the warm air passage P2 while sliding the inside of the case 110 upward and downward.

In addition, the gauze bonding member 160 applied to the mode door 130 described above can be applied to the temperature control door 120 as well.

Hereinafter, the assembling process of the mode door 130 in the automotive air conditioner according to the present invention will be described.

First, a method of assembling the gear shaft 140 and the thin plate member 150 in a predetermined position using the gist of the present invention will be described.

The goggle foreshadowing member 160 is seated on a separately prepared jig (not shown), and the thin plate member 150 is seated on the goggioning member 160 as shown in FIG.

In this case, when the goggle member 160 and the thin plate member 150 are seated on the jig, the reference gear groove 155b formed on the rail portion 155 of the thin plate member 150 and the assembly of the goggion member 160 And the centers of the groove portions 166 are aligned with each other.

Then, the gear shaft 140 is pushed into the mounting groove portion 166 of the goggion holding member 160. At this time, in the process of pushing the gear shaft 140 into the mounting groove portion 166, The pair of tension members 167 are opened to the outside and after the gear shaft 140 is completely inserted into the mounting groove 166, the pair of tension members 167 are restored to their initial positions, The gear shaft 140 inserted into the mounting groove portion 166 is not released.

Both guide grooves 142 formed on the outer circumferential surface of the gear shaft 140 are inserted into the guide groove 166 formed in the pair of tension members 167 when the gear shaft 140 is pushed into the fitting groove portion 166 169, the gear shaft 140 is easily set in the correct position.

In other words, when the both guide grooves 142 of the gear shaft 140 are aligned with the guides 169 of the pair of tension members 167, the reference formed in the gear portion 141 of the gear shaft 140 The gear teeth 141b are engaged with the reference gear groove 155b formed in the rail portion 155 of the thin plate member 150 so that the gear shaft 140 and the thin plate member 150 are assembled in a predetermined position .

After the gear shaft 140 and the thin plate member 150 are positively assembled using the goggle member 160 as described above, they are assembled between the left and right cases 110a and 110b. That is, Both ends of the gear shaft 140 are rotatably assembled on both opposite sides of the left and right cases 110a and 110b and both rail portions 155 of the thin plate member 150 are coupled to the left and right cases 110a and 110b, And the thin plate support portion 161 of the gum-like bonding member 160 is assembled to the insertion groove portion 113c under the face vent 113, Assembly of the mode door 130 is completed.

On the other hand, the goggion-forming member 160 is not removed from the air conditioning case 110.

Hereinafter, the respective air discharge modes of the vehicle air conditioner according to the present invention will be described, and for convenience, the description will be made with reference to a case where the air conditioner is in the cooling mode.

end. Bent mode

10, the first door portion 151 of the thin plate member 150 closes the defrost vent 112, and the second door portion 152 of the second door portion 152 is closed by the rotation operation of the gear shaft 140, The face vent 113 is opened while the opening 154 of the thin plate member 150 is positioned in the face vent 113.

Therefore, air blown by the air blowing device 106 is changed into cold air while passing through the evaporator 101. [

The cold air cooled through the evaporator 101 bypasses the heater core 102 by the temperature control door 120 and then passes through the face vent 113 opened by the thin plate member 150, And is discharged toward the occupant's face in the room.

I. Floor mode

11, the gear shaft 140 rotates at a predetermined angle in the clockwise direction at the vent mode position, so that the first door portion 151 of the thin plate member 150 is rotated by the defrost vent 112 and the face The vent 113 is simultaneously closed and the opening 154 of the thin plate member 150 is positioned in the floor vent 114 and 115 to open the floor vent 114 and 115. [

Here, the second door portion 152 is lowered to a position where the second door portion 152 overlaps the partition wall 115.

Therefore, air blown by the air blowing device 106 is changed into cold air while passing through the evaporator 101. [

The cold air cooled through the evaporator 101 bypasses the heater core 102 by the temperature control door 120 and then passes through the floor vents 114 and 115 opened by the thin plate member 150, And is discharged toward the passenger's foot of the room.

All. DeFrost mode

12, the gear shaft 140 is further rotated clockwise at a predetermined angle in the floor mode position so that the first door portion 151 of the thin plate member 150 is rotated by the face vent 113 The floor vents 114 and 115 are closed at the same time and the first door portion 151 moves out of the defrost vent 112 to open the defrost vent 112.

Here, the second door portion 152 and the opening portion 154 are lowered to a position overlapping the partition wall 117.

Therefore, air blown by the air blowing device 106 is changed into cold air while passing through the evaporator 101. [

The cold air cooled through the evaporator 101 bypasses the heater core 102 by the temperature control door 120 and then passes through the defrost vent 112 opened by the thin plate member 150 It is supplied to the windshield of the vehicle interior to remove the windshield.

la. A bi-level mode, and a mix mode

13, the opening 154 of the thin plate member 150 is positioned over the face vent 113 and the floor vents 114 and 115 so that the face vent 113 and the floor vent 114 and 115 are simultaneously opened,

14, the face vent 113 is closed as the center of the first door portion 151 of the thin plate member 150 is positioned on the face vent 113 side, and the defrost vent 112 The floor vents 114 and 115 are simultaneously opened.

The gear shaft 140 and the thin plate member 150 can be assembled in the air conditioning case 110 after the gear shaft 140 and the thin plate member 150 are positively assembled in advance, 150 are mounted on the center mounting type air conditioner. However, the present invention is not limited to this, and a semi-center type air conditioner, a three-piece type air conditioner, left and right independent air conditioner The same effect can be obtained by applying the same method to various air conditioning apparatuses such as an apparatus.

100: air conditioner 101: evaporator
102: heater core 105: door
106: blower
110: air conditioning case 110a: left case
110b: right case 110c:
111: air inlet
112: Dipot Provent 113: Face Vent
114, 115: floor vent 116: air outlet
117: partition wall 118: rail groove
118a: sealing wall 119: seating groove
120: Temperature control door
130: Mode door 140: Gear shaft
141: gear portion 141a: gear tooth
141b: Reference gear teeth 142: Guide groove
150: sheet member
151: first door part 152: second door part
153: bridge portion 154: opening
155: rail part 155a: gear groove
155b: Reference gear groove 159: Friction reduction projection
160: gluing and bonding member 161: thin plate support
162: communicating part 165: tension part
166: mounting groove portion 167: tension member
168: guide surface 169: guide
170: driving means

Claims (11)

An air conditioning case 110 having an air inlet 111 and a plurality of air outlets 116,
A thin plate member 150 slidably installed inside the air conditioning case 110 and having a plurality of gear grooves 155a formed at both ends thereof in a sliding direction; And a gear shaft 140 rotatably installed on both sides of the air conditioner case 110 so as to operate the gear case 141 and having a gear portion 141 engaged with the gear groove 155a of the rail portion 155. [ 105), the air conditioning system comprising:
The gear shaft 140 and the thin plate member 150 are assembled in the air conditioning case 110 after assembling the gear shaft 140 and the thin plate member 150 in a predetermined position, ),
The goggion-forming member (160)
A thin plate support portion 161 disposed on the side of the thin plate member 150 opposite to the gear shaft 140 to support the thin plate member 150,
And a tension part (165) formed at both ends of the thin plate support part (161) and bent in the direction of the gear shaft (140) so as to be rotatably assembled with the gear shaft (140). The method according to claim 1,
The tension unit 165 includes:
An assembling groove portion 166 in which the gear shaft 140 is rotatably seated,
A guide surface 168 is formed on both sides of the mounting groove 166 and the surfaces facing each other to guide the gear shaft 140 into the mounting groove 166. A pair of tension members (167). ≪ / RTI > 3. The method of claim 2,
The shortest distance L between the pair of tension members 167 is formed to be smaller than the outer diameter of the gear shaft 140 so as to prevent the gear shaft 140 inserted into the mounting groove portion 166 from coming off The air conditioner comprising: 3. The method of claim 2,
The pair of tension members 167 may be provided so as to guide the assembled position of the gear shaft 140 assembled with the mounting groove portion 166 and to assemble the gear shaft 140 to the thin plate member 150 in a correct position. A guide 169 protrudes from the guide surface 168 of the gear shaft 140 and a guide groove 142 into which the guide 169 is inserted is formed on the outer circumferential surface of the gear shaft 140 facing the guide 169 The air conditioning system comprising: 5. The method of claim 4,
One gear groove initially assembled with the gear portion 141 of the gear shaft 140 among the plurality of gear grooves 155a formed in the rail portion 155 of the thin plate member 150 is engaged with the other gear groove 155a, And a reference gear groove 155b formed in a different size from the reference gear groove 155b,
One gear teeth of the plurality of gear teeth 141a formed in the gear portion 141 of the gear shaft 140 and assembled to the reference gear groove 155b is formed in a size different from that of the other gear teeth 141a (141b). ≪ / RTI > The method according to claim 1,
Wherein the door (105) is a mode door (130) for sliding the thin plate member (150) according to the air discharge mode to adjust the opening degree of the plurality of air discharge openings (116). The method according to claim 6,
The plurality of air discharging holes 116 are composed of a defrost vent 112, a face vent 113, and floor vents 114 and 115,
Wherein an insertion groove portion (113c) for inserting a thin plate member support portion (161) of the gossiping member (160) is formed on a lower side of the face vent (113). 8. The method of claim 7,
Wherein the thin plate support part (161) is provided with a communication part (162) to communicate with the face vent (113). The method according to claim 1,
Wherein a seat recess (119) is formed on a side surface of the air conditioner case (110) so that the seam allowance member (160) is seated and fixed. The method according to claim 1,
Wherein the gluing and bonding member (160) assembles the thin plate member (150) on the side of the air conditioning case (110) so as to be slidable. 11. The method of claim 10,
Wherein the thin plate member support portion (161) of the goggle foreshaft (160) is further provided with a friction reducing member on the side facing the thin plate member (150).

Images