KR20080010683A - Wall mounted style air-conditioner having going up and down type flow guide unit - Google Patents

Abstract

A wall-mounted air conditioner is provided to enhance appearance of a room by allowing a cover panel serving as a decorative element to be exclusively exposed to the outside. A wall-mounted air conditioner comprises a body(100) having an exhaust duct, a movable guide unit(130), and a lifter(150) including a lifting member and a power supply for supplying power to the lifting member. The body has an exhaust duct that is open downward. An air intake port(103) is formed at an upper portion of the body. The movable guide unit is positioned in the exhaust duct provided in the body when the movable guide unit is not in operation. In operation, the movable guide unit is moved down to guide air such that the air is exhausted toward a front lower portion of the body. One side of the lifting member is fixed in the body and the other side of the lifting member is connected to the movable guide unit to guide the up-and-down movement of the movable guide unit.

Description

Wall Mounted Style Air-Conditioner having Going Up and Down Type Flow Guide Unit}

1 is a perspective view showing an indoor unit of a conventional wall-mounted air conditioner according to the prior art,

2 is a view schematically showing an indoor unit of a general wall-mounted air conditioner according to the prior art,

Figure 2a is a cross-sectional view showing a non-operational state of the air conditioner closed air outlet by the flap,

Figure 2b is a cross-sectional view showing the operating state of the air conditioner opening the air discharge port by the flap,

3 is a perspective view showing another example of a wall-mounted air conditioner indoor unit according to the prior art,

4 is a cross-sectional view schematically showing an indoor unit of the wall-mounted air conditioner of FIG.

Figure 5 is a partially exploded perspective view showing a wall-mounted air conditioner according to a preferred embodiment of the present invention,

6 is a perspective view showing the main body of the wall-mounted air conditioner of FIG. 5 from another angle;

7 is a cross-sectional view schematically showing a wall-mounted air conditioner according to a preferred embodiment of the present invention.

7A is a cross-sectional view at the time of non-operation in which the flow guide unit is raised;

7B is a cross-sectional view when the flow guide unit is lowered in operation;

8 is an exploded perspective view showing in detail the lifting apparatus according to an embodiment of the present invention;

9 is a perspective view showing a wall-mounted air conditioner according to a preferred embodiment of the present invention.

Figure 9a is a perspective view of the non-moving when the flow guide unit is raised,

9B is a perspective view of the movable guide unit when it is lowered in operation.

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

100: main body 105: discharge duct

110: cover panel 130: flow guide unit

140: lower main flap 150: lifting device

160: lifting means 170: lifting member

180: stepping motor for lifting 185: power transmission shaft

The present invention relates to a wall-mounted air conditioner, and more particularly, having a liftable flow guide unit for exposing only the cover panel used as a decorative element to the outside through the application of the design or color when not in consideration of the interior aspect. It is about a wall-mounted air conditioner.

A general wall-mounted air conditioner is manufactured in a separate form between the indoor unit and the outdoor unit, and is connected to each other by a pipe for circulation of refrigerant and wiring for mutual transmission of power and control signals. That is, in the condenser provided in the outdoor unit, the refrigerant having a high temperature and high pressure is cooled by heat exchange with external air, and the cooled refrigerant is supplied to the evaporator provided in the indoor unit through an expansion valve to form a mist. As the refrigerant evaporates, the indoor air is cooled to supply cool air to the indoor space.

1 is a perspective view showing an indoor unit of a conventional wall-mounted air conditioner according to the prior art, Figure 2 is a view schematically showing an indoor unit of a conventional wall-mounted air conditioner according to the prior art, Figure 2a is a air outlet is closed by the flap It is sectional drawing which shows the non-operation state of the air conditioner, and FIG. 2B is sectional drawing which shows the operation state of the air conditioner with the air discharge opening opened by the flap. And, as shown for reference, Figure 3 is a perspective view showing another example of a wall-mounted air conditioner indoor unit according to the prior art, Figure 4 is a cross-sectional view schematically showing the indoor unit of the wall-mounted air conditioner of FIG.

As shown in Figure 1 and 2, the indoor unit of the wall-mounted air conditioner according to the prior art is installed on the front side of the main body 11 and the main body 11 to form an external appearance, and together with the main body to form an outer tube And an openable cover panel (10) having an air inlet (12), the heat exchanger (13) being provided in an inner space surrounded by the body and the cover panel (10), and inside the heat exchanger (13). Blowing fan 14 for forced inlet of air is provided, and the air discharge port 17 for discharging the air introduced into the lower portion of the blowing fan 14 back to the indoor space is provided. The air discharge port 17 is provided with a flap 15 for adjusting the wind direction of the air up and down, the flap 15 can be automatically driven by an actuator such as a motor, as shown in FIG. The flap 15 opens and closes the air outlet 17 according to the operation of the air conditioner to maintain the appearance neatly during non-operation.

The indoor unit of the wall-mounted air conditioner according to the prior art is used to cool the object space by being installed on the selected wall surface of the space requiring cooling, and generally operating the blower fan 14 inside the indoor unit while the outdoor unit is operating. The hot indoor air forced into the air inlet 12 is cooled while the surface comes into contact with the indoor heat exchanger 13 cooled by the refrigerant, and the cooled air is supplied back to the indoor space through the air outlet 17. To keep the indoor temperature comfortable.

However, the wall-mounted air conditioner having the above-described configuration has an undesirable problem in terms of interior interior due to the complicated appearance because the cover panel 10 having the air intake 12 is projected in a round shape and exposed to the front. In other words, it does not respond to the recent trend of emphasizing not only the original functional aspects of air conditioners but also the interior aspects in consideration of harmony with the installed interior space.

Invented to solve the problems of the prior art as described above,

An object of the present invention is to prevent the air discharge port is not exposed to the outside during non-operation, so that only the cover panel used as a decorative element through the application of the design or color in consideration of the interior interior side during non-operation is exposed to the front, the appearance is It is to provide a wall-mounted air conditioner with a retractable floating guide unit to ensure a clean and luxurious finish as a whole.

The present invention for realizing this,

An air inlet for air inlet is formed at an upper portion thereof and has a discharge duct open to the lower portion;

A flow guide unit positioned in an inner space of the discharge duct of the main body when not in operation and descending during operation to guide harmonized air to the front lower part of the main body; And

One side is fixed inside the main body and the other side is connected to the flow guide unit lifting means for guiding the lifting of the flow guide unit,

It consists of a configuration including a lifting power providing means for providing power to the lifting means, providing a wall-mounted air conditioner having a lifting type flow guide unit comprising a; lifting device for lifting the flow guide unit.

The elevating device includes a fixed bracket fixed to one end of each of the inside of the main body, and an upper portion of the elevating member coupled to a corresponding one end of the flow guide unit, the upper portion of which is constrained to be movable upward and downward. A pair of lifting means,

Characterized in that it comprises a configuration including a lifting power providing means for providing power to a pair of left and right lifting means.

In addition, the lifting power providing means includes a left and right pair of forward and reverse stepping motors each having a pinion installed on each output shaft to provide power independently to each lifting member in a state of being mounted on each fixed bracket,

Each of the elevating member includes a rack gear part made up of a plurality of teeth continuously up and down on one side thereof, and each elevating member is independently provided with power for shangdong by a gear driving method.

On the other hand, the lifting power providing means includes a single forward and reverse stepping motor having a pinion installed on the output shaft for providing power to both the left and right lifting members in a state of being mounted on the fixed bracket on one side,

Each of the elevating member includes a rack gear part made up of a plurality of teeth continuous up and down on one side,

The elevating device is fixed to each fixed bracket so that both ends are rotatably fixed, and the same number of teeth are respectively provided on both ends of the power transmission shaft so as to be engaged with the rack gear portion of each elevating member rotated by the pinion. Further comprising a power transmission means comprising a pair of transmission gear having,

It is characterized by receiving power for Shanghai-dong by a gear driving method by a single lifting power providing means.

On the other hand, the lifting power providing means includes a single reverse rotational stepping motor provided with a pinion on the output shaft for providing power to both the left and right lifting members mounted on the fixed bracket on one side,

Each of the elevating member includes a rack gear part made up of a plurality of teeth continuous up and down on one side,

The elevating device includes a power transmission shaft having a predetermined length rotatably fixed at each end to each fixed bracket, a reduction gear having a diameter larger than that of the pinion installed on the power transmission shaft so as to mesh with the pinion, and a rack gear portion of each elevating member. It further comprises a power transmission means including a pair of feed gears having a diameter smaller than the reduction gears respectively installed at both ends of the power transmission shaft so as to engage with each other, the number of teeth,

It is characterized by receiving power for Shanghai-dong by a gear driving method by a single lifting power providing means.

Here, the fixing bracket includes a restraining protrusion protruding toward the elevating member,

The lifting member is characterized in that it comprises a guide slot formed in a left and right width and a predetermined vertical length corresponding to the diameter of the restraint projection.

And, the flow guide unit is disposed in the rear vertically extending vertically to the left and right, and a pair of diaphragm extending forward from the base plate at regular intervals so that the flow path is formed long left and right in the center portion, the diaphragm A guide frame including a lifting device accommodation space formed to be connected to both ends of the outer side in such a way that the lifting device is not exposed;

Both ends are rotatably fixed to the guide frame and include one or more flaps arranged to cross the flow path.

In addition, the guide frame has a frame projection jaw extending rearward from the top of the base plate,

The main body has a separation prevention jaw to prevent excessive falling of the flow guide unit by interfering with the frame projection jaw on the rear surface of the protruding duct.

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

Figure 5 is a partially exploded perspective view showing a wall-mounted air conditioner according to a preferred embodiment of the present invention, Figure 6 is a perspective view showing the main body of the wall-mounted air conditioner of Figure 5 from another angle, Figure 7 is a preferred embodiment of the present invention A cross-sectional view schematically showing a wall-mounted air conditioner according to an example, Figure 7a is a cross-sectional view when the flow guide unit is not up, Figure 7b is a cross-sectional view when the flow guide unit is moved down, Figure 8 is a preferred embodiment of the present invention An exploded perspective view showing in detail the elevator apparatus according to the embodiment.

Wall-mounted air conditioner with a lifting type guide unit according to a preferred embodiment of the present invention, as shown in Figure 5, the main body 100 is built in a large number of parts including the evaporator like the indoor unit of the general wall-mounted air conditioner ), The cover panel 110 covering the front of the main body, and the lifting and lowering of the flow guide unit 130, which is located inside the main body when not in operation and descends to the lower part of the main body during operation, and is exposed to the outside. It consists of a configuration including the lifting device 150 to.

As illustrated in FIG. 7, the main body 100 has a grille-type air inlet 103 for inlet air and a discharge duct 105 open to the lower part, and exchanges heat with the air sucked therein. An evaporator 107 and a blowing fan 109 for introducing and discharging air are provided. In addition, the discharge duct 105, as shown in Figure 6, is formed long in the center of the lower portion of the main body 100 from left to right, and formed in the form of open to the lower side on both sides of the discharge duct 105 of the lower body Lifting means 160 of the lifting device 150 to be described later has a separate installation space 106 for installing in a form that is not exposed to the outside.

Cover panel 110 is installed to cover the front of the main body, to have a decorative element that can be expressed in a pattern or color on the front to maintain a clean and beautiful appearance to achieve harmony with the interior space is installed To help.

The flow guide unit 130 is in the state of being located in the discharge duct 105 of the main body 100 when not in operation, and is lowered by the elevating device 150 during operation to be exposed to the outside by blowing the evaporator 107 and the air blowing It serves to guide the harmonized air through the fan 109 to be discharged to the front lower portion of the main body 100, consisting of a guide frame 135, the lower main flap 140 and the front flap 145. It includes a pair of flaps.

5 and 7, the guide frame 135 is disposed vertically at the rear, and the base plate 131 extends from side to side, and the flow path 133 is formed at a predetermined interval so that the flow path 133 is formed from side to side in the center. The elevating member constituting a pair of diaphragms 132 extending forward from the base plate 131 and the upper ends of the diaphragm 132 at both ends, respectively, to form an elevating means 160 to be described later. It consists of a configuration including a lifting device receiving space 134 on the left and right so that 170 is connected in an unexposed form. In addition, the lower main flap 140 and the front flap 145 are respectively disposed in parallel with each other so as to cross the flow path 133 is rotatably fixed at both ends to the guide frame 135.

In more detail, the lower main flap 140 is rotatably fixed at both ends to the guide frame 135 so as to cross the lower portion of the flow path 133, and completely closes the horizontal section of the flow path 133. It is formed to have a relatively wide front-back width so that it can. In addition, the lower main flap 140 is formed to have a gentle curved cross-section inclined gradually increases toward the rear.

On the other hand, the lower main flap 140 is formed to have a flap projection jaw 141 further extended to the rear in the state having a step from the rear end to the upper, correspondingly, the guide frame 135 is the bottom of the base plate 131 Extends forward and has a rotation limiting jaw 136 that limits the range of rotation of the lower main flap 140 through interference with the flap protrusion 141.

The front flap 145 is rotatably fixed to both ends of the guide frame 135 so that the flow path 133 in parallel with the lower main flap 140 at the front side of the upper side by a predetermined height than the lower main flap 140. It is disposed to traverse, and is formed to have a front and rear width that is relatively narrower than the lower main flap 140. In addition, the front flap 145 is also formed to have a gentle curved cross-section inclined gradually increases toward the rear.

The flow guide unit 130 as described above is a pair of forward and reverse rotation that is installed in one lifting device receiving space to be interlocked with each flap 140, 145 as a flap power providing means to provide power for automatic control of the flap. By including the type stepping motor 147, it is possible to control the flow direction automatically by independently controlling the direction of each flap 140,145.

The pair of stepping motors 147 are installed in the lifting device accommodation space 134 on one side so as not to be exposed to the outside in a state connected to interlock with one ends of the lower main flap 140 and the front flap 145, respectively. It provides power for the automatic control of the flaps 140 and 145, thus allowing to control the direction of the discharged flow in various ways.

In addition, the guide frame 135 has a frame protrusion 137 extending rearward from the top of the base plate 131, the main body 100 interferes with the frame protrusion 137 on the rear of the protruding duct 105 Having a departure stop 108, it is structurally prevented from excessively falling of the flow guide unit 130.

The elevating device 150 is connected to both ends of the flow guide unit 130 and serves to elevate the flow guide unit 130. As shown in FIGS. 5 and 8, the elevating means 160 and , Lifting power providing means, and power transmission means.

Lifting means 160 is composed of a pair of left and right, respectively fixed fixing bracket 165 fixed in a form that is not exposed to the inside inside each installation space 106 opened to the bottom formed on both side end portions of the main body 100 And, the upper and lower members are constrained to be movable up and down in each fixed bracket 165 and the lower member is coupled in a form that is not exposed to the outside to the corresponding one lifting device receiving space 134 of the flow guide unit 130 And 170. Each of the fixing brackets 165 has a restraining protrusion 167 protruding toward the corresponding lifting member 170, and each lifting member 170 has a restraining protrusion 167 to be restrained by the restraining protrusion 167. The guide slot 173 is formed to have a left and right width and a predetermined vertical length corresponding to the diameter of the. In addition, each elevating member 170 has a rack gear portion 174 consisting of a plurality of teeth each successive up and down, and thus can be moved up and down by receiving power in a gear driving method.

Lifting power providing means is to provide power for the Shanghai East to a pair of left and right lifting means 160, as shown in Figures 5 and 8, one pinion 183 is provided on the output shaft 181 It consists of a forward and reverse rotatable stepping motor 180. The stepping motor 180 provides uniform rotational power to both the left and right lifting members 170 by the power transmission means to be described later in a state where it is mounted on the fixed bracket 165 on one side.

The power transmission means is for transmitting the rotational force of the stepping motor 180 to the elevating member 170, the power transmission shaft 185 of a predetermined length that both ends are rotatably fixed to each fixed bracket 165, and the pinion A power transmission shaft (187) having a diameter larger than that of the pinion (183) installed on the power transmission shaft (185) so as to engage with the (183), and the rack gear portion (174) of each elevating member (170). It includes a pair of feed gear 189 having a diameter smaller than the reduction gear 187, respectively provided at both ends of the 185 and the same number of teeth. The pinion 183 and the reduction gear 187 may be manufactured to have a gear ratio such as, for example, 1: 2, so that the torque can be increased instead of reducing the rotational speed, so that a relatively small stepping motor can be used. Through this, it is possible to provide sufficient rotational force to the two transfer gears 189 engaged with each elevating member 170. In addition, by providing the same rotational power to the elevating member 170 on both sides by one power transmission shaft 185 to enable precise horizontal maintenance control during the rise or fall of the flow guide unit 130.

On the other hand, as another embodiment with respect to the lifting power providing means, it is also configured to configure the lifting power providing means in the form of a pair of forward and reverse rotatable stepping motor to provide power to each lifting member 170 independently. It will be possible. At this time, the power transmission means is provided in a form that does not include each stepping motor 180 is directly engaged with the rack gear portion 174 through the pinion 183, even if the power transmission means includes a rotational force to the lifting members on both sides It may be provided in a form that does not include a power transmission shaft 185 for transmitting each stepping motor 180 is directly engaged with the transfer gear 189 engaged with the rack gear portion 174 through the pinion (183). .

In addition, as another embodiment related to the power transmission means, except for the reduction gear 187 included in the power transmission means in the above embodiment, the direct stepping motor 180 is the feed gear 189 of the one side via the pinion 183. It is also possible to provide a rotational power by connecting the.

9 is a perspective view showing a wall-mounted air conditioner according to a preferred embodiment of the present invention, Figure 9a is a perspective view of the non-moving movement of the flow guide unit, Figure 9b is a perspective view of the operation when the flow guide unit is lowered.

As shown in FIG. 9, the wall-mounted air conditioner according to the present invention as described above is more neat and beautiful as the flow guide unit 130 is located inside the discharge duct 105 when not in operation and is not exposed to the front. It is preferable in terms of interior by providing an exterior, and during operation, the flow guide unit 130 is exposed to the lower portion of the main body 100 while being discharged to discharge air in harmony to the front lower portion, thereby smoothly performing the original function of the air conditioner. Done. In other words, it is not only desirable in terms of functionality, but also has a very desirable appearance in terms of interior that enables the viewer to provide visual and comfort in harmony with the interior space.

By providing a wall-mounted air conditioner having a lifting type guide unit according to the present invention as described above, only the cover panel used as a decorative element through the application of the design or color in consideration of the interior interior side when not in operation is exposed to the front In order to ensure that the exterior can be finished neatly and luxuriously as a whole, it is to provide satisfaction not only to the functional aspect but also to the interior aspect for people living in the installed interior space.

Claims (9)

An air inlet for air inlet is formed at an upper portion thereof and has a discharge duct open to the lower portion; A flow guide unit positioned in an inner space of the discharge duct of the main body when not in operation and descending during operation to guide harmonized air to the front lower part of the main body; And One side is fixed inside the main body and the other side is connected to the flow guide unit lifting means for guiding the lifting of the flow guide unit, A wall-mounted air conditioner having an elevating flow guide unit, comprising: an elevating device configured to include an elevating power providing means for providing power to the elevating means. The method of claim 1, The lifting device is fixed left and right fixed to one side end of the inside of the body, respectively, the upper and the left and right, including a lifting member coupled to the corresponding one end of the flow guide unit is constrained to be able to move up and down in each fixed bracket A pair of lifting means, Wall-mounted air conditioner with a lifting type flow guide unit, characterized in that the configuration comprising a lifting power providing means for providing power to a pair of left and right lifting means. The method of claim 2, The lifting power providing means includes a left and right pair of forward and reverse stepping motors each having a pinion installed on each output shaft to provide power independently to each lifting member in a state of being mounted on each fixed bracket, Each of the elevating member includes a rack gear part made up of a plurality of teeth continuous up and down on one side, A wall-mounted air conditioner with a lifting type guide unit, characterized in that each lifting member is independently provided with power for the shangdong by the gear drive method. The method of claim 2, The lifting power providing means includes a single reverse rotation stepping motor having a pinion installed on the output shaft for providing power to both the left and right lifting members in a state where it is mounted on a fixed bracket on one side, Each of the elevating member includes a rack gear part made up of a plurality of teeth continuous up and down on one side, The elevating device is rotatably fixed at each end to each fixed bracket and has the same length of power transmission shaft rotated by the pinion and the same number of teeth respectively installed at both ends of the power transmission shaft so as to engage with the rack gear portion of each elevating member. Further comprising a power transmission means comprising a pair of transfer gear having; A wall-mounted air conditioner having a lifting type guide unit, characterized by receiving power for Shanghai-dong by a gear driving method by a single lifting power providing means. The method of claim 2, The lifting power providing means includes a single reverse rotation stepping motor having a pinion installed on the output shaft for providing power to both the left and right lifting members in a state where it is mounted on a fixed bracket on one side, Each of the elevating member includes a rack gear part made up of a plurality of teeth continuous up and down on one side, The elevating device includes a power transmission shaft having a predetermined length so that both ends are rotatably fixed to each fixed bracket, a reduction gear having a diameter larger than that of the pinion installed on the power transmission shaft so as to mesh with the pinion, and a rack gear portion of each elevating member. It further comprises a power transmission means including a pair of feed gears having a diameter smaller than the reduction gears respectively installed at both ends of the power transmission shaft so as to engage with each other, the number of teeth, A wall-mounted air conditioner having a lifting type guide unit, characterized by receiving power for Shanghai-dong by a gear driving method by a single lifting power providing means. The method according to any one of claims 2 to 5, The fixing bracket includes a restraining protrusion protruding toward the elevating member, The elevating member is a wall-mounted air conditioner with a lifting type flow guide unit, characterized in that it comprises a guide slot formed in a left and right width and a predetermined vertical length corresponding to the diameter of the restriction projection. The method according to any one of claims 2 to 5, The flow guide unit is disposed in the rear and up and down to extend the base plate extending to the left and right, a pair of diaphragm extending forward from the base plate at regular intervals so that the flow path is formed to the left and right in the center portion, and the outside of the plate A guide frame including a lifting device accommodation space formed at both ends to be connected to each other in such a way that the lifting device is not exposed; Wall-mounted air conditioner having a lifting flow guide unit, characterized in that it comprises at least one flap which is rotatably fixed to the guide frame to cross the flow path. The method of claim 7, wherein The guide frame has a frame protrusion jaw extending rearward from the top of the base plate, The main body is a wall-mounted air conditioner having a lifting flow guide unit, characterized in that it has a release prevention jaw to prevent excessive falling of the flow guide unit to interfere with the frame protruding jaw on the rear of the protruding duct. The method of claim 8, The fixing bracket includes a restraining protrusion protruding toward the elevating member, The elevating member is a wall-mounted air conditioner with a lifting type flow guide unit, characterized in that it comprises a guide slot formed in a left and right width and a predetermined vertical length corresponding to the diameter of the restriction projection.

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