KR100446494B1 - Aparatus for opening and shutting outlet of Air conditoner - Google Patents

Abstract

The present invention relates to an air conditioner, in particular, to realize the horizontal movement of the opening and closing doors by a simple configuration.

Discharge port opening and closing device according to the present invention for this purpose, includes an upper and lower hinge member rotatably connected to the upper and lower ends of the opening and closing door, the guide rail for guiding the movement of the upper and lower hinge members are the upper and By inclining the movement of the lower hinge member to include the first and second inclined portion which is formed to be inclined upward and forward to realize the forward and backward movement of the opening and closing door and the shangdong east to drive the shangdong of the upper and lower hinge members It is characterized by. According to such a configuration, not only can the volume of the overall appearance of the air conditioner be reduced, but also the horizontal forward / reverse and vertical up / down movements of the opening / closing door that can acquire a more stable aesthetic can be realized with a simple structure. Will be.

Description

Aparatus for opening and shutting outlet of Air conditoner}

The present invention relates to a discharge opening and closing device, and more particularly to a configuration for allowing the opening and closing door for opening and closing the discharge opening to perform the horizontal forward and backward movement in some sections.

Recently, the air conditioner is provided with a discharge opening and closing device for opening the discharge opening when used to prevent the inflow of dust or foreign matter into the discharge opening, and closing the discharge opening when not in use.

A lot of research has been continued about the discharge opening and closing device, and the Korean Patent Application No. 10-2001-0069435 as a pre-application of the present applicant proposes a simpler configuration for such a discharge opening and closing device. This will be briefly described with reference to FIGS. 1 and 2 as follows.

As shown in FIG. 1, the opening / closing door 103 corresponding to the discharge opening 102 and the opening / closing door 103 of the opening / closing door 103 may be used to open and close the discharge opening 102 formed in the front panel 101 forming the exterior of the air conditioner. The upper guide rail 104a and the lower guide rail 104b for guiding the lifting operation are formed as long rail grooves vertically long on both inner surfaces of the support panel 105 located behind the front panel 101. The upper guide rail 104a is inclined forwardly as a whole, and the lower guide rail 104b is generally vertically inclined, but has an inclination forward. In addition, the rail protrusion 110 is formed at both upper ends of the opening / closing door 103 so as to receive the guidance of the virtual guide rail 104a of the opening / closing door 103. The upper side of the support panel 105 includes an opening 105a corresponding to the discharge port 102 and a lower side includes a door accommodating part 105b that can accommodate the opening / closing door 103 when the discharge hole 102 is opened. Doing. In addition, the elevating means for providing a lifting power for elevating the opening and closing door 103, the elevating member 106 having a rack gear portion 106a is formed on one side, and the rack gear to elevate the elevating member 106 A lifting motor 107 having a pinion 107a engaged with the portion 106a. On the other hand, there is provided a hinge member 108 for transmitting the lifting power provided from the lifting means to the opening and closing door 103, the hinge member 108 is movably coupled to the lower guide rail (104b). It extends horizontally for a long time. The hinge member 108 is divided into a door side piece (108a) coupled to the lower end of the opening and closing door 103 and the elevating member side piece (108b) coupled to the elevating member side is bent to each other, of the door side piece (108a) Hinge protrusions 112 are formed at both upper ends of the opening and closing doors 103 to be rotatably coupled to both lower ends of the opening and closing doors 103, and correspondingly, the hinge protrusions 112 and the hinges are arranged at both lower ends of the opening and closing doors 103. Hinge hole 113 to be coupled is formed. On the other hand, at both side ends of the elevating member side piece 108b, protrusions 109 for insertion into the guide rail 104b are formed. These protrusions 109 are provided with first and second protrusions 109a and 109b at the upper and lower ends of the elevating member side piece 108b, respectively. On the other hand, at the center of the lower end of the elevating member side piece 108b, a coupling shaft 111 for rotatably coupling with the elevating member 106 is provided in the transverse direction, and correspondingly, the elevating member 106 has a shaft for The groove 106b is formed. The discharge opening and closing operation of the discharge opening and closing device 100 is a rail protrusion 110 formed in the opening and closing door 103 and the projection 109 formed in the hinge member 108 are respectively the upper guide rail 104a and The lower guide rail 104b is guided and lifted. At this time, when the discharge port 102 is opened or closed, the upper end of the opening / closing door 103 moves upward while the upper end of the opening door 103 moves upward and the lower end is vertical. After the movement, the horizontal movement forward. Likewise, when the discharge port 102 is opened, the above operation is performed in the opposite manner to the above-described operation.

2 is a side cross-sectional view of the air conditioner in which the discharge opening and closing device 100 having such a configuration is employed, and shows a state in which the discharge opening 102 is open. The front panel 101 forming the front of the casing 201 is provided, the inlet 202 is formed at the lower side of the front panel 101 to suck the indoor air into the interior, the upper side of the casing 201 is brought back to the room A discharge port 102 for discharging is formed. Inside the casing 201, a blower fan 203 for circulating air and a heat exchanger 204 for heat exchange between the circulated air are installed. In general, a plurality of horizontal and vertical wind direction vanes 205 and 206 are installed inside the discharge hole 102 to adjust the direction of the discharged air. In this basic configuration, the discharge opening / closing device 100 described with reference to FIG. 1 is located at the rear of the front panel 101 in order to prevent the inflow of foreign matter through the discharge opening 102.

By the way, the discharge opening and closing device 100 has a horizontal backward and vertical downward movement or a vertical ascending and horizontal forward movement only at the lower end of the opening and closing door 103. As shown in FIG. It is limited (it should always have a round-round shape in appearance), because the door opening 103 is inclined to the door receiving portion 105b at all times and the width of the door receiving portion 105b should be wide and aesthetic There was a problem that can cause an unstable aesthetics due to the inclined movement, and also the connection of the coupling shaft 111 and the shaft receiving groove 106b forming the coupling of the elevating member 106 and the hinge member 108 is unstable. There was a problem that the coupling shaft 111 is sufficiently probable to be separated from the bearing groove 106b.

The present invention has been made in order to solve the above problems, an object of the present invention to have a configuration that enables a stable horizontal forward / backward movement in connection with the vertical up / down movement of the opening and closing door to open and close the discharge port do.

Figure 1 is an exploded perspective view showing the discharge opening and closing device of the air conditioner of the present invention of the present applicant.

FIG. 2 is a side sectional view of the air conditioner employing the ejection opening and closing device of FIG.

Figure 3 is an exploded perspective view showing a discharge opening and closing device which is an embodiment of the present invention.

4 is an enlarged view for describing in detail the configuration of the guide rail of FIG.

5 is an enlarged view for expressing in detail the upper and lower hinge members of FIG.

FIG. 6 is a schematic view showing the operation of the discharge opening and closing device of FIG.

FIG. 7 is a side sectional view of the air conditioner employing the ejection opening and closing device of FIG.

* Description of the symbols for the main parts of the drawings *

303: opening and closing door 304: guide rail

304a: first inclined portion 304b: second inclined portion

304c: East Shanghai 305: Support panel

307: door receiving portion 308: elevating member

308b, 308c: bearing groove 310: upper hinge member

311: lower hinge member 505: coupling shaft

The present invention for achieving the above object, the opening and closing door for opening and closing the discharge port formed in the front panel, the lifting means for providing the lifting power to the opening and closing door, to transfer the lifting power received from the lifting means to the opening and closing door In the opening and closing device of the air conditioner including a connecting means and a guide rail for guiding the lifting of the connecting means, the connecting means has an upper and a lower hinge member rotatably connected to the upper and lower ends of the opening and closing doors, respectively. And the guide rails are formed to be inclined upward and upward to realize forward and backward movement of the opening / closing door by guiding the movement of the upper and lower hinge members in an inclined direction. Its main feature is to include Shanghai East which leads Shanghai East.

Hereinafter, the description of the same configuration and operation as the prior art will be omitted or omitted as much as possible for the sake of brevity of the description and will be described in detail with reference to the accompanying drawings a preferred embodiment according to the present invention.

Figure 3 is an exploded perspective view showing the discharge opening and closing device 300 according to the present invention, the discharge port 302 is formed to discharge the air in harmony on the upper side of the front panel 301 forming the front appearance of the air conditioner The opening and closing door 303 is provided to have the same shape as that of the discharge port 302 so as to be opened and closed. In addition, the guide rail 304 for guiding the lifting operation of the opening and closing door 303 is located at the rear of the front panel 301 and both side widths of the support panel 305 having a predetermined width (A) ( The inner surface of A) is generally formed as a long rail groove up and down, and the specific configuration of this guide rail 304 is represented in detail in FIG. Referring to this, at the upper end and the middle of the guide rail 304 is formed a rail groove extending inclined upwardly upward, which is referred to as the first inclined portion (304a) and the second inclined portion (304b) for convenience, respectively, vertical The rail groove portion formed up and down will be referred to as Shanghai East 304c. Of course, the first inclined portion 304a and the second inclined portion 304b may be configured in a curved shape. In this case, the upper and lower hinge members to be described later are more naturally moved. On the other hand, when the guide rail 304 is divided into an upper portion 401 and a lower portion 402, the rail grooves on the upper 401 side are narrow and deeply formed, and the rail grooves on the lower 402 side are wide and shallowly formed. . 3, the support panel 305 accommodates the opening 306 formed at an upper side thereof to correspond to the discharge port 302 formed at the front panel 301 and the opening / closing door 303 at the lower side thereof. It includes a door receiving portion 307 that can be.

On the other hand, the elevating means for providing elevating power for elevating the opening and closing door 303, the elevating member 308, the rack gear portion 308a is formed on one side and the power for elevating the elevating member 308 And a lifting motor 309 having a pinion 309a meshed with the rack gear portion 308a to provide a.

The relationship between the opening / closing door 303 and the lifting means is clarified by the upper and lower hinge members 310 and 311 which transfer the lifting power received from the lifting means to the opening / closing door 303. The upper and lower hinge members 310 and 311 are enlarged in more detail in FIG. 5, but the configuration and shape thereof are the same, except that the upper and lower hinge members 310 and 311 have the same configuration. The same reference numerals should be used to avoid the notation and description of overlapping codes. Referring to Figure 5, the upper and lower hinge members (310, 311) of the opening and closing door 303 to be movably coupled to the guide rail 304 is formed on the inner surface of the width (A) of the support panel 305 It extends horizontally to be almost the same length. In addition, the upper and lower hinge members (310, 311) is the door side piece 501 is coupled to the lower both ends of the opening and closing door 303 and the lifting means side piece is coupled to the lifting means side, that is, the lifting member ( 308) divided into elevating member side pieces 502 coupled to the side, and the upper and lower hinge members 310 and 311 are hinged to the opening and closing doors 303 on both sides of the upper ends of the door side pieces 501 of the members. Hinge protrusions 503 are formed, and both side ends of the elevating member side pieces 502 are formed with protrusions 504 for insertion into the guide rails 304. 3, of course, hinge holes 303a hinged to the hinge protrusion 503 of the door side piece 501 are formed at both upper and lower ends of the opening / closing door 303. 5 again, the protrusion 504 includes first and second protrusions 504a and 504b at the upper and lower ends of both side ends of the elevating member side pieces 502, respectively. On the other hand, at the center of the lower end of the elevating member side piece 502, a coupling shaft 505 for rotatably coupled with the elevating member 308 is provided in the transverse direction. Returning to FIG. 3 again, the upper and middle portions of the elevating member 308 can be pivotally coupled to the coupling shaft 505 provided at the lower center of the upper and lower hinge members 310 and 311, respectively. Grooves 308b and 308c are formed. In addition, in order to prevent a failure that the coupling shaft 505 is separated from the bearing grooves (308b, 308c) is coupled to the departure prevention holder 312 with a screw.

Referring to the opening and closing operation of the discharge port 302 with respect to the discharge opening and closing device 300 having such a configuration, first, when the discharge opening 302 is closed, the protrusions 504 formed on the upper and lower hinge members 310 and 311 are described above. Since the guide rail 304 is guided by the shanghai eastern portion 304c, the upper and lower hinge members 310 and 311 and the opening / closing door 303 connected thereto are vertically raised while performing a vertical vertical movement. At this time, when the first protrusion 504a formed at the top of the protrusion 504 enters the first and second inclined portions 304a and 304b, the upper and lower hinge members 310 and 311 are no longer provided. The vertical movement is not performed, and the opening and closing door 303 is pushed to the front while the rotational movement is performed, resulting in the forward movement in the position of the opening and closing door 303. Likewise, when the discharge port 302 is opened, the reverse operation of the above-described operation will be performed.

The forward / backward movement, ie, the horizontal movement movement, of the opening / closing door 303 will be described in detail with reference to FIG. 6. ①②③④ of FIG. 6 shows a state schematically showing the operation at the time of opening of the discharge port 302 in the order of passage of time. In the state ① of FIG. 6, the opening / closing door 303 is in a state in which the discharge port 302 is closed. At this time, the first and second protrusions 504a and 504b of the upper and lower hinge members 310 and 311 are closed. Are each located at the first inclined portion 304a and the second inclined portion 304b of the guide rail 304. In this state, the upper and lower hinge members 310 and 311 form an axis connecting the first protrusion 504a and the second protrusion 504b of the elevating member side piece 502, as shown in the lower part of ① of FIG. As a standard, it lies obliquely in the shape of a one-dot chain line, and the x point hinged to the opening / closing door is located on the B line. 6, the second projection 404b of the upper and lower hinge members 310 and 311 in the state where the elevating member 308 is moved downward for a predetermined time by the operation of the elevating means is shown in FIG. The first and second inclined portions 304a and 304b are moved out of the east and south portions 304c. At this time, the upper and lower hinge members 310 and 311 lying at an angle in ① in Fig. 6 stand while rotating at a predetermined angle, and at this time, the x point hinged to the opening / closing door 303 is located at the B line. In other words, from the standpoint of the opening and closing door 303, only the horizontal movement (reverse) without vertical movement. 6, the first projection 404a of the upper and lower hinge members 310 and 311 is out of the first and second inclined portions 304a and 304b by the continuous opening operation of the discharge port 302. Just before. At this time, the upper and lower hinge members 310 and 311 stand upright while rotating at a predetermined angle. Of course, the x point hinged to the opening / closing door 303 is located at the B line. That is, the opening and closing door 303 continues to perform only horizontal movement (reverse) without vertical movement. 6, the projections 504 of the upper and lower hinge members 310 and 311 are completely positioned at the shanghai east side 304c of the guide rail 304, and are no longer the upper and lower hinge members 310. , 311) does not occur the rotational movement is only a downward movement with the opening and closing door 303 can also be seen that the vertical downward movement without horizontal movement. Similarly, when the discharge port 302 is opened, the reverse operation sequence of the opening operation described with reference to FIG. 6 will be repeated. As described above, the upper and lower hinge members 310 and 311 rotate and move the first and second inclined portions 304a and 304b of the guide rail 304 to smoothly guide the horizontal movement of the door. This is because the door side piece 501 and the elevating member side piece 502 of the upper and lower hinge members 310 311 are bent to a certain degree.

In conclusion, based on the opening / closing door 303, when the discharge opening 302 starts to open, the horizontal backward movement is performed, and when a certain amount of reverse is made, the vertical downward movement is performed. The discharge port is closed by the horizontal forward motion following the upward motion.

Figure 7 shows an overall side cross-sectional view of an air conditioner employing the discharge opening and closing device 300 configured as an embodiment according to the present invention. FIG. 7 illustrates a state in which the opening / closing door 303 is lowered and accommodated in the door accommodating part 307 while the discharge port 302 is open.

In FIG. 7, reference numeral 701 denotes an inlet for sucking indoor air, 702 denotes a heat exchanger for converting air sucked from the room into cooling or heating, 703 denotes a blower for forcibly circulating air, and 704 denotes discharged air. Horizontal wings for adjusting the wind direction of the up and down, 705 refers to a vertical wing for adjusting the wind direction of the discharged air to the left and right.

In addition to those described above, those skilled in the art may easily implement the present invention in other forms within the same scope as described above only by the description of the present invention.

The air conditioner employing the discharge opening and closing device according to the present invention can realize the horizontal movement of the opening and closing door by a simple configuration, as shown in Figure 7, the need to configure the appearance of the upper side of the air conditioner in a round In addition, since the opening and closing door is accommodated in the door housing in a vertically straight state, it is sufficient to narrow the width (C) of the door housing, so that the overall width of the air conditioner can be reduced. On the other hand, it is possible to prevent the failure that the lifting member and the hinge member are separated from each other by the separation prevention holder.

Claims (11)

Opening and closing door for opening and closing the discharge port formed on the front panel, the lifting means for providing the lifting power to the opening and closing door, the connecting means for transferring the lifting power received from the lifting means to the opening and closing door and the lifting means of the connecting means In the air outlet opening and closing device of the air conditioner comprising a guide rail, The connecting means includes an upper and lower hinge members rotatably connected to upper and lower sides of the opening and closing door, respectively. The guide rails are first and second inclined portions formed to be inclined upward and upward to realize forward and backward movement of the opening / closing door by guiding the movement of the upper and lower hinge members inclined, and moving up and down of the upper and lower hinge members. Discharge port opening and closing device of the air conditioner, characterized in that it comprises an east of Shanghai. The method of claim 1, The first and second inclined portion, the discharge opening and closing device of the air conditioner, characterized in that formed in a curved shape. The method of claim 1, The guide rails are formed in rail grooves on both sides of the support panel, which are located at the rear of the front panel and have openings corresponding to the discharge holes, The upper and lower hinge members, the outlet opening and closing device of the air conditioner, characterized in that it is formed to extend in the horizontal direction so as to be movable on both rail grooves. The method of claim 3, The upper and lower hinge members, the opening and closing device of the air conditioner, the door side piece connected to the opening and closing door side and the lifting means side piece connected to the elevating means side is bent to form a predetermined angle to each other. The method of claim 4, wherein On both side ends of the door side pieces, hinge protrusions for hinge coupling with both side ends of the opening / closing door are formed, Discharge port opening and closing device of the air conditioner, characterized in that the hinge hole is formed at both side ends of the opening and closing door so that the hinge projection is hinged. The method of claim 4, wherein Discharge port opening and closing device of the air conditioner, characterized in that at both side ends of the lifting means side piece is provided with a projection which is inserted into the rail groove to receive the guide rail guide. The method of claim 6, The protrusions may include: first protrusions and first protrusions formed at a predetermined distance up and down of the upper and lower hinge members to allow horizontal movement of the door when the upper and lower hinge members move the first and second inclined portions, respectively. Discharge port opening and closing device of the air conditioner, characterized in that it comprises two projections. The method of claim 1, The elevating means includes an elevating member coupled to the support panel so as to elevate and includes an elevating member having an upper gear and a distal pivotably coupled to the upper and lower hinge members, respectively, the rack gear being provided in a vertical direction. Discharge port opening and closing device of the air conditioner. The method of claim 8, The upper and lower hinge members are provided with coupling shafts for coupling with the elevating member in the lateral direction, respectively, and upper and lower ends of the elevating member are provided with shaft receiving grooves for allowing the coupling shaft to be rotatable. Discharge port opening and closing device of the air conditioner, characterized in that. The method of claim 9, Discharge opening and closing device of the air conditioner characterized in that the coupling shaft further comprises a departure prevention holder for preventing the departure from the shaft receiving groove. Opening and closing door for opening and closing the discharge port formed in the front panel, lifting means including a lifting member having a rack gear portion is formed to provide the lifting power to the opening and closing door, transfer the lifting power received from the lifting means to the opening and closing door In the opening and closing device of the air conditioner including a connecting means including a hinge member and a guide rail for guiding the lifting and lowering of the hinge member, The hinge member has a coupling shaft formed in the transverse direction so as to be rotatably coupled with the lifting member, The lifting member is formed with a bearing groove for rotatably coupled to the coupling shaft, Discharge port opening and closing device of the air conditioner provided with a departure prevention holder so that the coupling shaft and the bearing groove is not separated from each other.