KR102308675B1 - Air vent for vehicle - Google Patents

Abstract

One embodiment of the present invention comprises: a casing forming a body of an air vent and forming a blow passage; a first wing assembly disposed in a horizontal direction inside the casing and having a first main wing configured to change a blowing direction through rotation; a second wing assembly provided at the rear of the first wing assembly, disposed in a vertical direction, and having a second main wing configured to change a blowing direction through rotation; and a knob assembly for changing the blowing direction while rotating the first wing assembly and the second wing assembly, wherein an insertion space into which the first main wing is inserted is formed, and a hook part is provided at the rear a first wing knob; and a second wing knob formed with a step on the outer surface and formed with a hook coupling part fastened with the hook part, wherein when the first wing knob and the second wing knob are coupled, the hook part is coupled to surround the hook coupling part Provides air vents for vehicles.

Description

Air vent for vehicle {AIR VENT FOR VEHICLE}

The present invention relates to an air vent for a vehicle, and more particularly, to an air vent for a vehicle in which operability of a knob assembly for controlling a wind direction is improved, and replacement is easy when the knob assembly is damaged.

Air vents provided in automobiles are mainly applied to heating and cooling devices to introduce heating and cooling airflow generated from air conditioners or heaters into the interior of the vehicle, and are installed at the end of the duct through which the airflow flows.

In general, the air vent is hinged in the horizontal direction inside the casing and the casing forming the body to change the blowing direction up and down, and the first wind direction control plate is vertically hinged inside the casing to change the blowing direction left and right. It consists of a second wind direction control plate.

1 is a perspective view illustrating a conventional knob assembly of an air vent for a vehicle, and FIG. 2 is an exploded perspective view of a conventional knob assembly of an air vent for a vehicle.

1 and 2 , the knob assembly 40 is coupled to the outside of the first wind direction control plate 20 . This knob assembly 40 includes a first knob 41 and a second knob 45 .

Here, a through portion 42 is formed in the first knob 41 , and the first wind direction control plate 20 is inserted through the through portion 42 .

In addition, an upper engaging protrusion 43 and a lower engaging protrusion 44 in the form of a hook are provided on the upper and lower sides of the rear side of the first knob 41 , respectively. And the second knob 45 has an upper hook coupling hole 46 and a lower hook coupling hole 47 hook-coupled to the upper coupling protrusion 43 and the lower coupling protrusion 44 are formed.

Accordingly, in a state in which the first wind direction control plate 20 is disposed in the through portion 42 , the first knob 41 and the second knob 45 may fix the first wind direction control plate 20 through hook coupling. .

In this way, in a state in which the first knob 41 and the second knob 45 are coupled, the user can use the knob assembly 40 to be disposed at the rear of the first wind direction control plate 20 and the first wind direction control plate 20 through the knob assembly 40 . The second wind direction control plate (not shown) may be selectively adjusted, and the blowing direction of air discharged into the vehicle may be selectively adjusted.

However, in this conventional vehicle air vent 10, for example, when combining the first knob 41, the second knob 45, and the first wind direction control plate 20, there is a problem that there is a gap between the respective components. have. Accordingly, there is a problem in that the user cannot precisely control the knob assembly 40 to the position required by the user.

And when the conventional knob assembly 40 is damaged, it is difficult to replace it.

For example, when the knob assembly 40 is adjusted in a state in which the air freshener is mounted on the first wind direction control plate 20 , the hook-shaped upper coupling protrusion 43 provided on the first knob 41 and the lower coupling are performed. Stress is greatly applied to the coupling portion of the protrusion 44 , and the upper coupling protrusion 43 and the lower coupling protrusion 44 may be damaged.

As such, when the knob assembly 40 is damaged, the first knob 41 and the second knob 45 are separated, and then a replacement operation must be performed with a new knob assembly 40 . However, in the conventional vehicle air vent 10, hook coupling is made in a state in which the upper coupling protrusion 43 is inserted through the upper hook coupling hole 46, and the lower coupling protrusion 44 is also a lower hook coupling hole 47. With a structure in which the hook is coupled in a state of being inserted through the , it is difficult to separate the first knob 41 and the second knob 45 .

Also, in the process of assembling the knob assembly 40, it is difficult to combine the hooks of the upper coupling protrusion 43 and the upper hook coupling hole 46, and the hook coupling of the lower coupling protrusion 44 and the lower hook coupling hole 47. have. That is, the conventional knob assembly 40 is difficult to separate and assemble.

Prior Document 1: Korean Patent No. 10-1878168 (2018.07.09)

An object of the present invention for solving the above problems is to provide an air vent for a vehicle in which the operability of the knob assembly for controlling the wind direction is improved and the replacement of the knob assembly is easy when the knob assembly is damaged.

In order to achieve the above technical object, one embodiment of the present invention is a casing forming a body of the air vent and forming a blow passage; a first wing assembly disposed in a horizontal direction inside the casing and having a first main wing configured to change a blowing direction through rotation; a second wing assembly provided at the rear of the first wing assembly, disposed in a vertical direction, and having a second main wing configured to change a blowing direction through rotation; and a knob assembly for changing the blowing direction while rotating the first wing assembly and the second wing assembly, wherein an insertion space into which the first main wing is inserted is formed, and a hook part is provided at the rear a first wing knob; and a second wing knob formed with a step on the outer surface and formed with a hook coupling part fastened with the hook part, wherein when the first wing knob and the second wing knob are coupled, the hook part is coupled to surround the hook coupling part Provides air vents for vehicles.

In one embodiment of the present invention, when the knob assembly is moved left and right, it further comprises a first operation control unit for fixing the knob assembly to a position required by a user, wherein the first operation control unit, a bush rubber inserted into the guide hole formed in the main wing and moved along the length direction of the guide hole; and a guide pin inserted into the pin insertion hole formed in the bush rubber, and configured to move the bush rubber when the knob assembly is moved, wherein the bush rubber has a long side portion formed in a longitudinal direction of the guide hole, the bush rubber The outer surface of the doedoe is made to contact the guide hole, and when the knob assembly is moved by a predetermined force or more, the bush rubber may be moved in an elastically compressed state.

In one embodiment of the present invention, when the knob assembly moves up and down, it further comprises a second operation control unit for fixing the knob assembly to a position required by a user, wherein the second operation control unit, the first a cap rubber inserted into the cap fixing groove formed on the upper surface of the main wing to be supported and fixed; and a protrusion rubber provided along the longitudinal direction of the cap rubber at an upper center of the cap rubber, and a pressing fixing part for pressing and fixing a side surface of the cap rubber is formed in the cap fixing groove, the protrusion rubber includes It may be made to contact the inner surface of the first wing knob.

In one embodiment of the present invention, the second wing knob may include: a second knob body portion having a movement guide groove into which a movement guide bar provided in the first main wing is inserted; hook coupling portions formed on upper and lower portions of both ends of the second knob body; a first support part disposed adjacent to the hook coupling part and having a fastening insertion groove; a second support portion disposed adjacent to the first support portion and having a seating insertion groove; and an extension portion extending from the second support portion and having a pin through hole into which the pin portion of the guide pin is inserted.

In one embodiment of the present invention, the first wing knob may include: a first knob body having an upper body and a lower body forming the insertion space; a hook portion provided at upper and lower portions of both ends of the first knob body portion, the hook portion being hook-coupled to the hook coupling portion; a fastening support part disposed adjacent to the hook part and inserted into the fastening insertion groove; and a seating support part disposed adjacent to the fastening support part and being seated and inserted into the seating insertion groove, wherein the upper body part may be provided with a close contact support part protruding from a lower surface of the upper body part into the insertion space.

In one embodiment of the present invention, the first wing knob is provided with a protruding support portion protruding from the inner surface of the lower body portion to the insertion space, the protruding support portion is a movable support bar formed in the lower portion of the first main wing. can support

In one embodiment of the present invention, the fastening support portion is formed with an inclined surface such that the thickness becomes thinner as it goes away from the first knob body portion, and a fastening pressing portion is formed on an outer surface of the fastening support portion adjacent to the first knob body portion. can be provided.

The effect of the air vent for a vehicle according to the present invention described above will be described as follows.

According to the present invention, when the first wing knob and the second wing knob are coupled, the hook part provided in the first wing knob is hook-coupled to the hook coupling part formed on the outer surface of the second wing knob.

In this way, the hook coupling of the hook part and the hook coupling part is different from the structure in which the hook coupling is performed in a state in which the conventional hook-type coupling protrusion is inserted through the hook coupling hole, the hook coupling the hook in a state that the hook part wraps the outside of the hook coupling part. this is done

Accordingly, in the knob assembly according to the present invention, hook coupling between the first wing knob and the second wing knob is easily performed, and when the knob assembly is damaged, the separation of the first wing knob and the second wing knob can be easily performed. Accordingly, when the knob assembly is damaged, the replacement operation of the corresponding knob assembly can be easily performed.

According to the present invention, the knob assembly is provided with a first operation control and a second operation control. As the first operation control unit and the second operation control unit are provided with an elastic rubber, precise control can be achieved when the user adjusts the knob assembly.

That is, the user can precisely move the knob assembly to a position required by the user. Accordingly, the operability of the knob assembly for controlling the air can be improved.

It should be understood that the effects of the present invention are not limited to the above-described effects, and include all effects that can be inferred from the configuration of the invention described in the detailed description or claims of the present invention.

1 is a perspective view showing a knob assembly of a conventional vehicle air vent.
2 is an exploded perspective view of a knob assembly of a conventional vehicle air vent.
3 is an exploded perspective view of an air vent for a vehicle according to an embodiment of the present invention.
4 is a combined perspective view of a first main wing and a knob assembly according to an embodiment of the present invention.
5 is an exploded perspective view of a first operation control unit and a second operation control unit according to an embodiment of the present invention.
6 is an assembly state diagram of a first operation control unit and a second operation control unit according to an embodiment of the present invention.
7 is a perspective view of a first wing knob according to an embodiment of the present invention.
8 is a perspective view of a second wing knob according to an embodiment of the present invention.
9 is an exploded perspective view of a first main wing and a knob assembly as viewed from above according to an embodiment of the present invention.
10 is an exploded perspective view of the first main wing and knob assembly viewed from the bottom according to an embodiment of the present invention.
11 is a schematic cross-sectional view of an air vent for a vehicle according to an embodiment of the present invention.

Hereinafter, the present invention will be described with reference to the accompanying drawings. However, the present invention may be embodied in several different forms, and thus is not limited to the embodiments described herein. And in order to clearly explain the present invention in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are attached to similar parts throughout the specification.

Throughout the specification, when a part is "connected" with another part, this includes not only the case where it is "directly connected" but also the case where it is "indirectly connected" with another member interposed therebetween. . In addition, when a part "includes" a certain component, this means that other components may be further provided without excluding other components unless otherwise stated.

In the present invention, the upper and lower parts mean positioned above or below the target member, and do not necessarily mean positioned at the upper or lower part with respect to the direction of gravity.

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

3 is an exploded perspective view of an air vent for a vehicle according to an embodiment of the present invention.

As shown in FIG. 3 , the vehicle air vent 1000 may include a casing 100 , a first wing assembly 200 , a second wing assembly 300 , and a knob assembly 400 .

Here, the casing 100 forms a body of the vehicle air vent 1000 and forms a blow passage. The first wing assembly 200 and the second wing assembly 300 are provided inside the casing 100, and the air discharged into the vehicle through the blowing passage is the first wing assembly 200 and the second The blowing direction may be adjusted by the wing assembly 300 .

The first wing assembly 200 may include a first main wing 210 and a first auxiliary wing 220 .

The first wing assembly 200 is provided inside the casing 100, and is disposed in a horizontal direction.

Here, the first auxiliary wing 220 is spaced apart from the first main wing 210 and is configured to operate together with the first main wing 210 according to the operation of the first main wing 210 . That is, the first main wing 210 and the first auxiliary wing 220 are connected by the first link member 230 , and according to the operation of the first main wing 210 , the first auxiliary wing 220 is together can be rotated.

In addition, first rotation shafts 211 are provided at both ends of the first main wing 210 , so that the first main wing 210 can be rotated up and down in a horizontal direction with respect to the first rotation shaft 211 .

The first wing assembly 200 is configured to be rotatable up and down with respect to the first rotation shaft 211 , thereby adjusting the up and down directions of the air discharged from the air flow passage.

Meanwhile, the second wing assembly 300 may include a second main wing 310 and a second auxiliary wing 320 .

The second wing assembly 300 is provided inside the casing 100, and is disposed in a vertical direction. Here, the second wing assembly 300 is provided at the rear of the first wing assembly 200 .

And the second auxiliary wing 320 is spaced apart from the second main wing 310 and is made to operate together with the second main wing 310 according to the operation of the second main wing 310 . That is, the second main wing 310 and the second auxiliary wing 320 are connected by a second link member (not shown), and according to the operation of the second main wing 310 , the second auxiliary wing 320 is can be rotated together.

Here, second rotation shafts (not shown) are provided at both ends of the second main wing 310 , and the second main wing 310 may rotate left and right in a vertical direction with respect to the second rotation shaft.

As such, the second wing assembly 300 is configured to be rotatable left and right with respect to the second rotation axis, thereby adjusting the left and right directions of the air discharged from the air flow passage.

Meanwhile, the knob assembly 400 is configured to selectively rotate the first wing assembly 200 and the second wing assembly 300 .

The knob assembly 400 may include a first wing knob 500 and a second wing knob 600 .

An insertion space 501 may be formed in the first wing knob 500 , and the first main wing 210 may be inserted into the insertion space 501 . And the second wing knob 600 is coupled to the first wing knob 500 in a state in which the first main wing 210 is inserted into the insertion space 501 . That is, the knob assembly 400 supports and fixes the first main wing 210 .

And the second wing knob 600 is provided with a pair of adjusting frames 660 in which the spaced space portion 661 (see FIG. 4 ) is formed. The adjustment frame 660 is inserted into the coupling shaft 312 provided on the second main wing 310 .

As such, in a state in which the knob assembly 400 supports and fixes the first main wing 210 , and the adjustment frame 660 is inserted into the coupling shaft 312 , the first wing assembly 200 and the second wing assembly 300 may be selectively rotated according to the operation of the knob assembly 400 .

For example, when the user adjusts the knob assembly 400 left and right, the second wing assembly 300 may be adjusted left and right. And when the user adjusts the knob assembly 400 up and down, the first wing assembly 200 may be adjusted up and down. As such, the user may selectively adjust the rotation directions of the first wing assembly 200 and the second wing assembly 300 through the selective operation of the knob assembly 400 .

The knob assembly 400 supporting and fixing the first main wing 210 may be easily coupled through the hook coupling of the first wing knob 500 and the second wing knob 600 .

Here, a hook part 520 is provided at the rear of the first wing knob 500 , and a hook coupling part 620 that is fastened to the hook part 520 is provided in the second wing knob 600 , and the hook part 520 . ) and the hook coupling part 620 may be hook coupled.

At this time, the hook coupling part 620 in which the hook part 520 and the hook coupling is made does not have a hole structure in which the hook part is to be inserted through, like a conventional air vent for a vehicle, but is formed on the outer surface of the second wing knob 600 . It is formed by a step. Therefore, when the hook part 520 and the hook coupling part 620 are hooked together, the hook part 520 is coupled with the hook coupling part 620 wrapped from the outside.

The hook coupling structure of the hook part 520 and the hook coupling part 620 can be easily assembled compared to a structure in which the conventional hook part is inserted through and inserted into the hole formed in the second wing knob. Accordingly, the assembly time of the first wing knob 500 and the second wing knob 600 may be minimized.

In addition, even when the knob assembly 400 is damaged, the separation operation of the first wing knob 500 and the second wing knob 600 can be easily performed. That is, when the knob assembly 400 is damaged, the user only needs to spread the hooks 520 coupled to the hooks from the upper and lower portions respectively in the outward direction, so the first wing knob 500 and the second wing knob 600 . Separation work can be done easily. Accordingly, when the knob assembly 400 is damaged, the replacement operation can be performed quickly and simply.

The hook coupling structure of the hook part 520 and the hook coupling part 620 will be described in detail later.

4 is a combined perspective view of a first main wing and a knob assembly according to an embodiment of the present invention, FIG. 5 is an exploded perspective view of a first operation control unit and a second operation control unit according to an embodiment of the present invention, FIG. 6 is an assembly state diagram of the first operation control unit and the second operation control unit according to an embodiment of the present invention.

4 to 6 , the vehicle air vent 1000 may further include a first operation control unit 700 and a second operation control unit 800 .

The first operation control unit 700 and the second operation control unit 800 allow the user to adjust the directions of the first wing assembly 200 and the second wing assembly 300 through the knob assembly 400 . This ensures that the knob assembly 400 is fixed precisely in the required position. That is, the first operation control unit 700 and the second operation control unit 800 allow the direction change of the first wing assembly 200 and the second wing assembly 300 to be precisely made to the positions required by the user.

Here, the first operation control unit 700 allows the knob assembly 400 to be fixed at a position requested by the user when the knob assembly 400 moves left and right.

The first operation control unit 700 may include a bush rubber 710 and a guide pin 720 .

The bush rubber 710 is inserted into the guide hole 216 formed in the first main wing 210 . Here, the guide hole 216 guides the movement direction of the bush rubber 710 when the knob assembly 400 moves left and right.

As such, the outer surface of the bush rubber 710 inserted into the guide hole 216 is made to abut against the inside of the guide hole 216 while being elastically supported. Accordingly, when no force is applied to the bush rubber 710 , the bush rubber 710 is elastically supported by the guide hole 216 , and vibration of the knob assembly 400 is prevented.

And the guide pin 720 is inserted through the pin insertion hole 711 formed in the bush rubber 710 .

The guide pin 720 may include a head 721 and a pin 722 .

Here, the pin portion 722 has a shape corresponding to the pin insertion hole 711 , and is configured to be inserted into the pin insertion hole 711 . At this time, in a state in which the pin portion 722 is inserted through the pin insertion hole 711 , both ends of the pin portion 722 penetrate the pin formed in the extension portion 650 provided at the upper and lower portions of the second wing knob 600 , respectively. It is made to be inserted through the hole 651.

And the head 721 connected to one end of the pin 722 forms a key shape. The head 721 forming the key shape is inserted into the head fixing groove 652 formed in the extension 650 provided on the upper portion of the second wing knob 600, and the head 721 is the extension ( 650) can be fixed.

Accordingly, when the knob assembly 400 moves left and right, the guide pin 720 may move together along the moving direction of the knob assembly 400 .

In other words, when more than a predetermined force is applied to the knob assembly 400 and the knob assembly 400 is moved to the left or right, the guide pin 720 coupled to the extension 650 is coupled to the extension 650 and will move together

And according to the movement of the guide pin 720, the bush rubber 710 coupled to the pin portion 722 may also be moved together. In this case, the bush rubber 710 elastically supported by the guide hole 216 while the bush rubber 710 is moved may be moved in a state in which a predetermined elastic compression is made.

And when the force applied to the bush rubber 710 is less than the predetermined force, the bush rubber 710 subjected to a certain elastic compression is elastically restored, and the outer surface of the bush rubber 710 is the guide hole 216. is elastically supported on

In this way, in the process of the user moving the knob assembly 400 left and right by a predetermined force or more through the knob assembly 400, the bush rubber 710 is moved in a state where a certain elastic compression is made, and the user When the force applied to the knob assembly 400 is released while the assembly 400 is moved to the position required by the user, the bush rubber 710 is elastically restored and is elastically supported by the guide hole 216 .

Such a bush rubber 710 is formed to have a length in a horizontal direction longer than a length in a vertical direction. That is, it is preferable that the long side of the bush rubber 710 is formed in the longitudinal direction of the guide hole 216 .

This is when the user removes the force applied to the knob assembly 400 while moving the knob assembly 400 to the position required by the user by applying a predetermined force or more, the knob assembly 400 is located at the position required by the user. ) to be accurately fixed without shaking. In other words, by forming a wide contact area of the bush rubber 710 elastically supported by the guide hole 216 , the knob assembly 400 can be accurately fixed in a state where the knob assembly 400 is moved to a position required by the user. can

As such, the bush rubber 710 provided in the first operation control unit 700 moves and shakes the second wing assembly 300 in a state in which the direction of the second wing assembly 300 is adjusted in the direction required by the user. will prevent Accordingly, the operability of the knob assembly 400 may be improved.

Meanwhile, the second operation control unit 800 allows the knob assembly 400 to be fixed at a position requested by the user when the knob assembly 400 moves up and down.

The second operation control unit 800 may include a cap rubber 810 and a protrusion rubber 820 .

Here, in the cap rubber 810 , the rim of the cap rubber 810 is inserted into the cap fixing groove 214 formed on the upper surface of the first main wing 210 , and the cap rubber 810 is the first main wing 210 of the first main wing 210 . It can be fixed to the upper surface.

A pressure fixing part 215 for pressing the side of the cap rubber 810 to be inserted may be formed in the cap fixing groove 214 . Accordingly, the cap rubber 810 inserted into the cap fixing groove 214 may be more firmly fixed by the pressing fixing part 215 . A plurality of such pressure fixing units 215 may be provided along the circumference of the cap fixing groove 214 .

And the protrusion rubber 820 is provided on the upper surface of the cap rubber 810 . The protrusion rubber 820 is provided in the center of the cap rubber 810 , and may be provided along the longitudinal direction of the cap rubber 810 .

When the first wing knob 500 and the second wing knob 600 are coupled, the protrusion rubber 820 comes into contact with the inner surface of the first wing knob 500 . That is, the protrusion rubber 820 is made to be elastically supported on the inner surface of the upper body portion 511 provided in the first wing knob 500 .

As such, as the protrusion rubber 820 is elastically supported on the inner surface of the upper body 511 , there is a gap between the second operation control unit 800 fixed to the first main wing 210 and the upper body 511 . occurrence is prevented.

Accordingly, as the cap rubber 810 fixed to the first main wing 210 is elastically supported by the upper body 511, the first main wing 210 in the process of moving the knob assembly 400 up and down. Up and down movement of clothes can be made accurately.

As such, as the first operation control unit 700 and the second operation control unit 800 are provided in the vehicle air vent 1000 , the operability of the knob assembly 400 may be improved. Here, the bush rubber 710 provided in the first operation control unit 700 and the cap rubber 810 and the protrusion rubber 820 provided in the second operation control unit 800 may be made of a silicon material. At this time, the bush rubber 710 , the cap rubber 810 , and the protrusion rubber 820 are not necessarily made of a silicon material, but may be made of various other elastic materials.

7 is a perspective view of a first wing knob according to an embodiment of the present invention, FIG. 8 is a perspective view of a second wing knob according to an embodiment of the present invention, and FIG. 9 is an upper part according to an embodiment of the present invention is an exploded perspective view of the first main wing and knob assembly as viewed from, FIG. 10 is an exploded perspective view of the first main wing and knob assembly as viewed from the bottom according to an embodiment of the present invention, and FIG. It is a schematic cross-sectional illustration of an air vent for a vehicle according to the present invention.

7 to 11 , the knob assembly 400 may include a first wing knob 500 and a second wing knob 600 .

The first wing knob 500 may include a first knob body part 510 , a hook part 520 , a fastening support part 530 , and a seating support part 540 .

Here, the first knob body 510 forms the overall outer shape of the first wing knob 500 .

The first knob body part 510 is formed by connecting the upper body part 511 and the lower body part 512, and an insertion space part 501 between the upper body part 511 and the lower body part 512. is formed

And the upper body portion 511 may be further provided with a close contact support (513). This close support portion 513 is made to protrude from the lower surface of the upper body portion 511 to the insertion space portion (501).

When the first wing knob 500 and the second wing knob 600 are coupled to each other, the close support 513 is configured to be closely fixed to the side surface of the cap rubber 810 . Accordingly, a gap is prevented from occurring between the second operation control unit 800 fixed to the first main wing 210 and the upper body portion 511 .

In addition, the lower body portion 512 may further include a protruding support portion 514 . The protruding support 514 is made to protrude into the insertion space 501 toward the inner surface of the lower body 512 . Such a protruding support 514 supports the movable support bar 212 formed under the first main wing 210 . Accordingly, in a state in which the first wing knob 500 and the second wing knob 600 are coupled, the protruding support 514 stably supports the first main wing 210 .

In addition, the hook part 520 is provided at both ends of the first knob body part 510 in the upper and lower parts. That is, the hook part 520 is provided at both ends of the upper body part 511 and both ends of the lower body part 512 , respectively.

The hook part 520 is hook-coupled to the hook coupling part 620 formed on the second wing knob 600 .

And the fastening support part 530 is disposed adjacent to the hook part 520 . The fastening support 530 is inserted and coupled to the fastening insertion groove 631 formed in the second wing knob 600 .

The fastening support 530 is formed to have a thinner thickness as it moves away from the first knob body 510 . That is, the fastening support 530 is formed with an inclined surface so that the thickness of the fastening support 530 at a location far away from the first knob body 510 is thin.

This is so that when the first wing knob 500 and the second wing knob 600 are coupled, the fastening support 530 is inserted into the fastening insertion groove 631 to facilitate initial coupling.

In addition, a fastening pressing part 531 is provided on an outer surface of the fastening support part 530 adjacent to the first knob body part 510 . That is, in a state in which the first wing knob 500 and the second wing knob 600 are completely coupled, the fastening pressing part 531 is configured to press the inner surface of the fastening insertion groove 631 , so that the first The wing knob 500 and the second wing knob 600 may be firmly coupled.

And the seating support 540 is disposed adjacent to the fastening support 530 .

This seating support part 540 is seated and supported in the seating insertion groove 641 formed in the second wing knob 600 . Therefore, for example, in the process of the user moving the first wing knob 500 to the left and right, the force transmitted to the first wing knob 500 is also applied to the second wing knob 600 through the seating insertion groove 641 . can be transmitted.

As described above, in the knob assembly 400 according to the present invention, in which the first wing knob 500 and the second wing knob 600 are coupled, only the hook coupling of the hook part 520 and the hook coupling part 620 is used. Without being coupled, the fastening support part 530 is inserted into the fastening insertion groove 631 to couple the first wing knob 500 and the second wing knob 600, and the seating support part 540 is inserted into the seating insertion groove ( 641), the first wing knob 500 and the second wing knob 600 are coupled to each other.

Accordingly, in moving the knob assembly 400 up, down, left, and right, the force applied for the movement of the knob assembly 400 is concentrated only on the coupling portion of the hook part 520 and the hook coupling part 620 . Instead, it may be dispersed into a coupling portion between the fastening support 530 and the fastening insertion groove 631 and a coupling portion between the seating support 540 and the seating insertion groove 641 . That is, the force applied to the knob assembly 400 is not concentrated on a specific portion, and the force may be distributed as a whole in the coupling portion where the first wing knob 500 and the second wing knob 600 are coupled.

Accordingly, stress is concentrated on a specific portion of the knob assembly 400 to prevent damage to parts of the corresponding portion.

Meanwhile, the second wing knob 600 may include a second knob body part 610 , a hook coupling part 620 , a first support part 630 , a second support part 640 , and an extension part 650 . .

The second knob body portion 610 forms the outer shape of the second wing knob 600 .

A movement guide groove 611 into which the movement guide bar 213 provided in the first main wing 210 is inserted is formed in the second knob body 610 . Accordingly, the first main wing 210 may be stably supported by the second knob body 610 .

And the hook coupling portion 620 is formed in the upper and lower both ends of the second knob body portion (610). The hook coupling part 620 is hook-coupled to the hook part 520 provided in the first wing knob 500 . Such a hook coupling part 620 is not formed as a separate hole configuration in the second knob body part 610 , but is formed so that the hook part 520 and the hook can be hooked on the outer surface of the second knob body part 610 . do.

And the first support portion 630 is disposed adjacent to the hook coupling portion (620).

A fastening insertion groove 631 into which the fastening support 530 provided in the first wing knob 500 is inserted is formed in the first support 630 . This first support 630 supports and fixes the fastening support 530 inserted into the fastening insertion groove 631 .

Here, as the fastening support part 530 is inserted and coupled to the fastening insertion groove 631 , when the knob assembly 400 moves up and down, the force transmitted from the first wing knob 500 is, for example, the fastening support part 530 . It can also be effectively transferred to the second wing knob 600 through the coupling portion of the and fastening insertion groove 631 . In other words, the force generated during the movement of the knob assembly 400 is the first wing knob 500 and the second wing knob 600 are coupled to the joint portion of the overall force is distributed, so the knob assembly 400 Up and down movement can be made smoothly.

In addition, the second support 640 is disposed adjacent to the first support 630 . This second support 640 may be provided in the center with respect to the longitudinal direction of the second wing knob (600).

A seating insertion groove 641 is formed in the second support part 640 , and the seating support part 540 provided in the first wing knob 500 may be seated and fixed in the seating insertion groove 641 .

Here, as the seating support part 540 is inserted and coupled to the seating insertion groove 641, when the knob assembly 400 moves left and right, the force transmitted from the first wing knob 500 is, for example, the seating support part 540. It can be effectively transferred to the second wing knob 600 also through the coupling portion of the and seating insertion groove 641 . In other words, the force generated during the movement of the knob assembly 400 is the first wing knob 500 and the second wing knob 600 are coupled to the joint portion of the overall force is distributed, so the knob assembly 400 Left and right movement can be made smoothly.

And the extension 650 extends from the second support 640 . These extensions 650 are a pair, and the first wing knob 500 and the second wing knob 600 are spaced apart so as to be disposed on the upper and lower portions of the first main wing 210 in a coupled state. .

A pin through hole 651 into which the pin portion 722 of the guide pin 720 is inserted is formed in the extension portion 650 . In addition, a head fixing groove 652 is formed in the extension 650 provided on the upper portion of the second wing knob 600 so that the head 721 of the guide pin 720 is supported by the head fixing groove 652 . can be fixed.

However, this is only a preferred embodiment of the present invention, and the scope of the present invention is not limited by the scope of the present invention.

The above description of the present invention is for illustration, and those of ordinary skill in the art to which the present invention pertains can understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. For example, each component described as a single type may be implemented in a dispersed form, and likewise components described as distributed may be implemented in a combined form.

The scope of the present invention is indicated by the following claims, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts should be construed as being included in the scope of the present invention.

100: casing
200: first wing assembly
210: first main wing
211: first rotation shaft
212: moving support bar
213: movement guide bar
214: cap fixing groove
215: pressure fixing unit
216: guide hole
220: first auxiliary wing
230: first link member
300: second wing assembly
310: second main wing
311: second rotation axis
312: coupling shaft
320: second auxiliary wing
330: second link member
400: knob assembly
500: first wing knob
501: insertion space part
510: first knob body portion
511: upper body portion
512: lower body portion
513: close support
514: protrusion support
520: hook part
530: fastening support
531: fastening pressure part
540: seating support
600: second wing knob
610: second knob body portion
611: Moving guide home
620: hook coupling part
630: first support
631: fastening insertion groove
640: second support
641: seating insertion groove
650: extension
651: pin through hole
652: head fixing groove
660: adjustment frame
661: spaced apart
700: first operation control unit
710: bush rubber
711: pin insertion hole
720: guide pin
721: head
722: pin unit
800: second operation control unit
810: cap rubber
820: protrusion rubber
1000: vehicle air vent

Claims (7)

a casing forming a body of the air vent and forming a blow passage;
a first wing assembly disposed in a horizontal direction inside the casing and having a first main wing configured to change a blowing direction through rotation;
a second wing assembly provided at the rear of the first wing assembly, disposed in a vertical direction, and having a second main wing configured to change a blowing direction through rotation; and
A knob assembly rotating the first wing assembly and the second wing assembly to change the blowing direction,
The knob assembly,
a first wing knob having an insertion space into which the first main wing is inserted and having a hook part at the rear thereof; and
It has a second wing knob that forms a step on the outer surface and has a hook coupling part fastened with the hook part, and when the first wing knob and the second wing knob are coupled, the hook part is coupled to surround the hook coupling part,
The second wing knob,
a second knob body having a movement guide groove into which a movement guide bar provided on the first main wing is inserted;
hook coupling portions formed on upper and lower portions of both ends of the second knob body;
a first support part disposed adjacent to the hook coupling part and having a fastening insertion groove;
a second support portion disposed adjacent to the first support portion and having a seating insertion groove; and
An air vent for a vehicle that extends from the second support and includes an extension having a pin through hole through which the pin of the guide pin is inserted.
According to claim 1,
When the knob assembly is moved left and right, it further comprises a first operation control unit for fixing the knob assembly to a position required by the user,
The first operation control unit,
a bush rubber inserted into the guide hole formed in the first main wing and moved along the length direction of the guide hole; and
has the guide pin inserted into the pin insertion hole formed in the bush rubber and moves the bush rubber when the knob assembly is moved,
The bush rubber is formed such that a long side is formed in the longitudinal direction of the guide hole, and the outer surface of the bush rubber is made to abut against the guide hole. When the knob assembly is moved by a predetermined force or more, the bush rubber is An air vent for a vehicle, characterized in that it moves in an elastically compressed state.
According to claim 1,
When the knob assembly moves up and down, it further comprises a second operation control unit for fixing the knob assembly to a position required by the user,
The second operation control unit,
a cap rubber inserted into the cap fixing groove formed on the upper surface of the first main wing to be supported and fixed; and
It is made to have a protruding rubber provided along the longitudinal direction of the cap rubber in the upper center of the cap rubber,
The air vent for a vehicle, characterized in that the cap fixing groove is formed with a pressing fixing portion for pressing and fixing the side surface of the cap rubber, the protrusion rubber is made to come into contact with the inner surface of the first wing knob.
delete According to claim 1,
The first wing knob,
a first knob body portion having an upper body portion and a lower body portion forming the insertion space;
a hook portion provided at upper and lower portions of both ends of the first knob body portion, the hook portion being hook-coupled to the hook coupling portion;
a fastening support part disposed adjacent to the hook part and inserted into the fastening insertion groove; and
It is disposed adjacent to the fastening support part, and includes a seating support part that is seated and inserted into the seating insertion groove,
The air vent for a vehicle, characterized in that the upper body portion is provided with a close support portion that protrudes from the lower surface of the upper body portion to the insertion space portion.
6. The method of claim 5,
The first wing knob is provided with a protruding support portion protruding from the inner surface of the lower body portion to the insertion space, and the protruding support portion supports a moving support bar formed under the first main wing air vent for a vehicle. .
6. The method of claim 5,
The fastening support portion is formed with an inclined surface such that the thickness becomes thinner as the distance from the first knob body part is increased, and a fastening pressing part is provided on an outer surface of the fastening support part adjacent to the first knob body part. .

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