KR20070074755A - Structure of control panel for window type air conditioner - Google Patents

Abstract

A control panel structure for a window type air conditioner is provided to prevent damage of a locking part by removing pressure concentration of a contact part generated when a rotation limit protrusion is line-contacted with the locking part, and to prevent wrong operation of an operation knob because binding force between the rotation limit protrusion and the locking part is increased. A control panel for a window type air conditioner mounted on the inside of the air conditioner, equipped with an operation knob(220) capable of being rotated in one side, and controlling operation of the air conditioner comprises a placement part(200) and a guide hole(260). The placement part guides the operation knob to be rotated in a placed state. The guide hole is formed inside the placement part, inserted by a locking part(228) protruded in one side of the operation knob, and guides movement direction of the locking part.

Description

Control panel structure of window type air conditioner {Structure of control panel for window type air conditioner}

1 is an exploded perspective view showing the configuration of a window type air conditioner according to the prior art.

Figure 2 is an exploded perspective view showing a state in which the operation knob is separated from the control panel of the window type air conditioner according to the prior art.

Figure 3 is a partially cut perspective view showing a state in which the operation knob is coupled to the control panel of the window type air conditioner according to the prior art.

Figure 4 is a perspective view showing the appearance configuration of a window type air conditioner employing a preferred embodiment of the present invention.

5 is an exploded perspective view showing the internal configuration of a window type air conditioner employing a preferred embodiment of the present invention.

Figure 6 is a perspective view showing a control panel structure of the window type air conditioner according to the present invention.

Figure 7 is a longitudinal sectional view showing a state in which the rotation of the operation knob is limited in the control panel structure of the window type air conditioner according to the present invention.

8 is a rear perspective view showing a state in which the rotation of the operation knob is limited in the control panel structure of the window type air conditioner according to the present invention.

Explanation of symbols on the main parts of the drawings

100. Air Conditioner 110. Outcase

112. Ventilation opening 120. Front grill

122. Inlet port 124. Outlet port

125.Vane 126. Louver

128. Control Panel Cover

130.Base fan 140.Filter

142. Indoor heat exchanger 144. Discharge guide means

144 '. Stabilizer 146. Drain pan

148. Heater 150. Indoor fan

152. Indoor Motor 160. Air Guide

162. Angle 170. Outdoor Heat Exchanger

180. Blower fan 182. Outdoor motor

184. Motor Bracket 186. Shroud

188. Blower Fan Mount 190. Compressor

192. Outdoor refrigerant piping 194. Indoor refrigerant piping

200. Control panel 200 '. Seating part

220. Operation knob 222. Holding part

224. Supports 226. Couplings

228. Hanger 240. Mounting stand

260. Guide hole 262. Restriction projection

280. Insertion hole 290. Separator

292. Supports

The present invention relates to a window type air conditioner, and more particularly, to a front grill fastening structure of a window type air conditioner having a coupling means that can be fitted to each other on one side of the front grill and the base fan to facilitate the detachment of the front grill.

In general, an air conditioner is a cooling / heating device installed in a room or a wall of a room, such as a vehicle, an office, or a home, for cooling or heating a room. A series of compressors, an outdoor heat exchanger, an expansion valve, and an indoor heat exchanger It is a device constituting the refrigeration cycle.

In particular, an air conditioner is generally divided into an outdoor side (or an outdoor unit) that is installed outdoors and an indoor side (or indoor unit) that is mainly installed indoors. It is called side. An outdoor heat exchanger and a compressor are installed at the outdoor side, and an indoor heat exchanger is installed at the indoor side.

As is well known, air conditioners can be broadly divided into separate type air conditioners in which the outdoor side and the indoor side are separated, and an integrated air conditioner in which the outdoor side and the indoor side are integrated.

The separate air conditioner is divided into a package type, a wall type, a ceiling type, and the like depending on the mounting type. In addition, the integrated air conditioner has a window-type air conditioner in which the indoor side is formed in the indoor center and the outdoor side is located in the outdoor, and may be installed in a wall besides the window.

Hereinafter, the configuration of the window type air conditioner (hereinafter referred to as an “air conditioner”) will be described with reference to the accompanying drawings.

1 is an exploded perspective view showing the configuration of a window type air conditioner according to the prior art.

As shown in the figure, the air conditioner 1 has a substantially rectangular parallelepiped shape, a box-shaped outer case 10 having a front opening, a base fan 20 forming a bottom surface, and a rear side. The exterior is formed by the front grill 30 which is opened to the front and the upper surface and the inlet port 32 and the discharge port 34 to enable air flow.

On the front of the front grill 30 is formed an inlet 32 for guiding the indoor air into the air conditioner 1, the inclined upper surface is the air harmonized inside the air conditioner 1 back to the room An ejection opening 34 is formed to guide the ejection. Therefore, the indoor air can enter and exit the air conditioner 1 through the front grill 30.

A filter (not shown) is mounted on the rear side of the suction port 32 to filter the air introduced into the air conditioner 1 through the suction port 32.

The right side of the discharge port 34 is provided with a control panel cover 36 which can be rotated clockwise based on the upper end. The operation unit cover 36 rotates the operation knob to be described below in operation to selectively open the front of the operation knob so that the user can operate the air conditioner 1.

An indoor heat exchanger (50) is provided at the rear of the front grill (30). The indoor heat exchanger (50) is formed to allow a refrigerant to flow therein and is molded to have a large surface area. Therefore, the indoor air introduced into the suction port 32 is heat exchanged by the indoor heat exchanger 50.

Then, the heater (H) is provided on the rear side of the indoor heat exchanger (50). The heater (H) is equipped with a cooling / heating air conditioner to heat the air when the power is applied to warm the air to harmonize the indoor space.

An indoor fan 52 is installed at the rear of the heater H. The indoor fan 52 is coupled to a motor (not shown) that generates a rotational power when the power is applied to generate a suction force.

Therefore, when the indoor fan 52 rotates at a high speed by the rotation of the motor, the indoor fan 52 generates suction force from the front to the rear, and the air conditioner 1 sucks the indoor air. You can do it.

On the other hand, the air guide 54 is installed behind the heater (H). The air guide 54 is for guiding the flow direction of the air sucked by the indoor fan 52 in the upward direction, and is installed vertically in the center of the base fan 20.

In addition, the air guide 54 partitions the internal space of the air conditioner 1 back and forth, and the indoor air introduced through the inlet 32 is shielded by the air guide 54 to block the rear flow. . Therefore, the air guide 54 not only guides the upward flow of air but also divides the inside of the air conditioner 1 from the inside and the outside.

The air flowing upward by the air guide 54 is guided forward by the discharge guide means 60, that is, the discharge port 34. That is, the discharge guide means 60, the upper surface partitions the discharge port 34 and the suction port 32 up and down, the rear end is formed with a stabilizer 62 rounded downward.

The stabilizer 62 is mounted such that the rear end thereof is close to the outer circumferential surface of the indoor fan 52. Therefore, the air flowing upward through the indoor fan 52 is blocked by the upper surface of the stabilizer 62 and the discharge guide means 60 is guided to the discharge port 34.

On the other hand, the shroud 70 is installed on the rear side of the air guide 54, that is, the central portion of the outdoor side. The shroud 70 guides the air flow from the rear to the front, and a blower fan 72 for generating wind power is mounted at the center portion of the shrouded hole.

Like the indoor fan 52, the blowing fan 72 rotates to receive a rotational power from a motor (not shown) to generate wind power, and the outdoor air is blown out by the wind power of the blowing fan 72. After being sucked into the center of the rear side, it is discharged to the left and right sides.

An outdoor heat exchanger 74 is installed at the rear side of the blower fan 72. The outdoor heat exchanger (74) is for heat-exchanging outside air, and heats the outdoor air introduced into the air conditioner (1) from the rear.

That is, the outdoor heat exchanger 74 heat-exchanges the outdoor air introduced from the outside of the rear of the air conditioner 1 by the wind generated by the blowing fan 72, and by the outdoor heat exchanger 74. The heat exchanged outdoor air is forced by the blower fan 72 to blow air through the vent holes 12 drilled on the left and right sides of the rear case 10.

The compressor 80 is installed in the space between the shroud 70 and the air guide 54. The compressor 80 is to change the phase of the refrigerant, the working fluid to a high temperature and high pressure state, is formed in a substantially cylindrical shape.

The outdoor refrigerant pipe 82 is connected to the upper side of the compressor 80. The outdoor side refrigerant pipe (82) is coupled so that one end is in communication with the compressor (80) and the other end is in communication with the outdoor heat exchanger (74). Therefore, the high temperature and high pressure refrigerant compressed by the compressor 80 may flow to the outdoor heat exchanger 74.

An indoor side refrigerant pipe 84 is provided at one side of the outdoor side refrigerant pipe 82 spaced apart. The indoor refrigerant pipe (84) serves to guide the refrigerant that is heat-exchanged with the indoor air in the indoor heat exchanger (50) to flow to the compressor (80).

A capillary tube 86 is further provided between the outdoor heat exchanger 74 and the indoor heat exchanger 50. The capillary tube 86 depressurizes the high-pressure refrigerant through the outdoor heat exchanger 74 to guide the flow to the indoor heat exchanger 50, and the inside of the capillary tube 86 is connected to the outdoor heat exchanger 74 and the indoor heat exchanger 50. It is installed to communicate with each other.

On the other hand, the control panel 90 is provided on the rear side of the operation unit cover 36. The control panel 90 has a space formed therein to accommodate a plurality of electrical components (not shown), the operation knob to allow the user to operate the air conditioner (1) by selectively rotating on the inclined upper surface (96) is combined.

Referring to the configuration of the operation knob 96 and the control panel 90 with reference to Figures 2 and 3, the operation knob 96 has a vertical "T" shaped cross-section, the user is the operation knob 96 Holding part 97 for gripping at the time of rotation, a disc-shaped support part 98 for supporting the gripping part 97, and a cylindrical coupling part 99 protruding downward from the lower surface of the support part 98. It is configured to include).

'모양의 횡단면으로 하방 돌출된 걸림부(98')가 형성되고, 상기 걸림부가 아래에서 설명할 회동제한돌기와 간섭됨으로써 상기 조작노브(96)의 회동범위는 제한된다.The lower surface of the support 98 is approximately '

A locking portion 98 'protruding downward in a cross-sectional shape is formed, and the locking range of the operating knob 96 is limited by the locking portion interfering with the turning limiting protrusion to be described below.

In addition, the upper surface of the control panel 90 is recessed in a circular shape, and the support unit 98 is seated in the seating unit 92, and the center of the seating unit 92 is inserted into the insertion portion 99 is inserted A ball 94 and a rotation limiting protrusion 95 protruding from the lower edge of the seating stand 92 to limit the range of rotation of the operation knob 96 are provided.

Therefore, the engaging portion 99 is inserted into the insertion hole 94, while holding the grip portion 97 in the state in which the support portion 98 is seated on the mounting table 92 to operate the operating knob 96 When rotated, as shown in FIG. 3, the right side surface of the locking portion 98 ′ interferes with the left end of the rotation limiting protrusion 95 in a linear manner so as to limit the counterclockwise rotation of the operation knob 96. do.

On the contrary, when the operating knob 96 is rotated in the clockwise direction and the left side of the locking portion 98 'comes into line contact with the right end of the pivot limiting projection 95', the operating knob 96 is turned clockwise. Rotation is limited.

However, the air conditioner according to the prior art as described above has the following problems.

That is, the operation of the air conditioner 1 is controlled by the rotation of the operation knob 96, and the locking portion 98 'and the rotation limiting projection 95 to limit the rotation range of the operation knob 96. Is configured to be in line contact.

Therefore, since pressure is concentrated on the locking portion 98 'by the line contact between the rotation limiting projection 95 and the locking portion 98', the left and right sides of the locking portion 98 'are damaged. .

In addition, when the left and right side surfaces of the locking portion 98 'are damaged, the turning limiting protrusion 95 is inserted into the locking portion 98', so that the operation knob 96 is beyond the limited turning range so that the coupling portion ( 98 '), there is a problem that causes the damage of the mating component to be combined.

In addition, when the catching portion 98 ′ is further damaged and the part interfering with the rotation limiting protrusion 95 is completely removed, the operation of the air conditioner 1 becomes impossible, and thus the operation knob There is a problem that the cost is added by the replacement of the 96, the user loses the reliability of the product.

Therefore, an object of the present invention is to solve the problems of the prior art as described above, the control panel structure of the window type air conditioner to configure the locking portion of the operation knob to the surface contact with the rotation limiting projection so that the range of rotation is limited. It is to offer.

Another object of the present invention is to provide a control panel structure of an air conditioner that prevents damage of the locking portion by surface contact between the locking portion and the rotational restriction projection.

According to a feature of the present invention for achieving the object as described above, the present invention is mounted inside the air conditioner that harmonizes the indoor air and provided with a rotatable operation knob on one side to control the operation of the air conditioner In the control panel of the conditioner, one side of the control panel, there is provided a seating portion for guiding to rotate in a state in which the operating knob is seated, the inner perforated portion of the seating is formed, the locking projection protruding to one side of the operation knob It is characterized in that the guide hole is inserted into the guide to guide the flow direction of the locking portion.

One side of the seating portion is recessed in a downward direction and provided with a seating table on which the operation knob is seated, and the guide hole is formed inside the seating table.

The guide hole is characterized in that the operation knob is formed so as to correspond to the curvature of the locking portion flows when rotating.

Both end portions of the guide hole are protruded upwardly and are provided with a rotation limiting projection for selectively contacting with the locking portion to limit the range of rotation of the operation knob.

In the center of the seating portion is characterized in that the insertion hole which is the center of rotation of the operation knob is drilled.

The guide hole and the insertion hole is characterized in that formed on the concentric circles.

Between the insertion hole and the guide hole is characterized in that the separation plate for partitioning the insertion hole and the guide hole.

Between the separator and the seating plate is characterized in that the support for supporting the separation plate is not separated from the seating plate is formed.

The rotation limiting projection is characterized in that the left and right sides formed of the support.

According to this invention which has such a structure, there exists an advantage that the damage of a locking part is prevented beforehand.

Hereinafter, a preferred embodiment of a window type air conditioner (hereinafter, referred to as an “air conditioner”) according to the present invention having the configuration as described above will be described in detail with reference to the accompanying drawings.

4 is a perspective view showing an external configuration of a window type air conditioner employing a preferred embodiment of the present invention, Figure 5 is an exploded perspective view showing an internal configuration of a window type air conditioner employing a preferred embodiment of the present invention It is.

As shown in these figures, the air conditioner 100 has an approximately rectangular parallelepiped shape and is mounted on a window frame to match indoor air.

In addition, the air conditioner 100 includes an outer case 110 formed in a box shape having an open front, and a front grill 120 positioned in front of the outer case 110 to guide air flow in the front and rear directions. The overall appearance is formed by the base fan 130 coupled to the lower ends of the outer case 110 and the front grill 120 to shield the opened lower portion of the air conditioner 100.

In addition, the air conditioner 100 is installed such that the first half is exposed to the interior and the second half is protruded to the outside (outside the window frame). That is, the first half of the air conditioner 100 serves as an indoor unit, and the second half serves as an outdoor unit.

The outer case 110 serves to protect a plurality of components provided therein by forming a space therein so that the plurality of components are not exposed to the outside.

In addition, a vent hole (reference numeral 112 of FIG. 5) is formed in the rear surface of the outer case 110. The vent holes 112 guide outdoor air to and from the second half of the air conditioner 100.

That is, the air vent 112 guides the outdoor air sucked from the rear of the air conditioner 100 to exit the air conditioner 100 again after being heat-exchanged by the outdoor heat exchanger 170 to be described below. Done. Therefore, the vent 112 is generally formed in plural so that the flow of air can be made quickly.

The front grill 120 has a rear recessed forward to form a space, and a front side of the front grill 120 is formed with a suction port 122 through which the interior communicates with the inside of the air conditioner 100. Therefore, indoor air may be introduced into the air conditioner 100 through the inlet 122.

The discharge port 124 is formed above the suction port 122. The discharge port 124 guides the air heat-exchanged in the air conditioner 100 to be discharged back to the room, and is punctured in a substantially rectangular shape.

The vane 125 and the louver 126 are provided inside the discharge port 124 to force the flow direction of the air discharged through the discharge port 124. The vanes 125 and the louvers 126 are reciprocated vertically or horizontally so that the air discharged to the room can be evenly discharged.

The right side of the discharge port 124 is provided with a square plate-shaped control panel 128. The operation unit cover 128 is rotatably mounted in an upward direction based on the upper end. Therefore, when the front end of the control panel cover 128 rotates upward, the front surface of the control panel 200 to be described below is opened.

And, the filter 140 is mounted on the rear side of the suction port 122. The filter 140 is for filtering foreign substances contained in the indoor air, and the air is introduced into the air conditioner 100 through the suction port 122 by forming a fine hole (not shown) in the front surface. Foreign matter in the filter is selectively filtered.

An indoor heat exchanger 142 is provided at the rear of the filter 140. The indoor heat exchanger 142 heat-exchanges the air introduced into the air conditioner 100, and is formed to have a large surface area as well as to allow the refrigerant to flow by bending the hollow tube many times.

Therefore, the indoor air introduced into the suction port 122 is in contact with the outer surface of the indoor heat exchanger 142 having a large surface area to heat exchange.

Discharge guide means 144 is provided above the indoor heat exchanger 142. The discharge guide means 144 is located between the discharge port 124 and the suction port 122 to block the upper and lower air from flowing to each other, the front end is in contact with the rear of the front grill 120 and the rear end is below It is formed to be close to the indoor fan 150 to be described.

That is, the stabilizer 144 'rounded downward is formed at the rear end of the discharge guide means 144, and the stabilizer 144' is mounted such that the rear end thereof is close to the outer circumferential surface of the indoor fan 150. . Therefore, the air flowing upward through the indoor fan 150 is guided to the discharge port 124 by blocking the downward flow by the upper surface of the stabilizer 144 'and the discharge guide means 144. .

More specifically, when the discharge guide means 144 is mounted inside the air conditioner 100, the space in front of the indoor fan 150 is divided up and down by the discharge guide means 144, the inlet 122 Indoor air sucked into the air conditioner 100 through the air is guided by the discharge guide means 144 via the indoor fan 150 to be discharged to the discharge port 124.

The drain pan 146 is installed below the indoor heat exchanger 142. The drain pan 146 is for collecting the condensate generated on the outer surface when the indoor heat exchanger 142 exchanges the indoor air, and the upper surface is recessed downward.

In addition, a heater 148 is provided at the rear side of the indoor heat exchanger 142. The heater 148 selectively operates during the heating function of the air conditioner 100. The heater 148 heats the visible light, and heats (heats) the cold air to warm the interior space.

An indoor fan 150 is installed at the rear of the heater 148. The indoor fan 150 generates suction force so that indoor air flows into the air conditioner 100, and has a long horizontal cylinder shape and is widely known as a cross flow fan.

In addition, the indoor fan 150 is rotatable in combination with the indoor motor 152 generating a rotational force by receiving power. Therefore, when the indoor fan 150 rotates at a high speed by the rotation of the indoor motor 152, suction force is generated from the front of the indoor fan 150 to the rear, and the indoor air is air-conditioned through the suction port 122. Is sucked into the machine 100.

On the other hand, the air guide 160 is installed behind the indoor fan 150. The air guide 160 is for guiding the flow of air sucked by the indoor fan 150 in an upward direction, and is installed vertically in the center of the base fan 130, and of the air conditioner 100. It has an area that corresponds to the profile size.

Therefore, when the air guide 160 is installed inside the air conditioner 100, the internal space of the air conditioner 100 is divided into front and rear. The front of the air guide 160 serves as an indoor unit, and the rear of the air guide 160 serves as an outdoor unit.

In addition, the front upper portion of the air guide 160 is formed to be round. That is, the indoor fan 150 is mounted to be spaced apart from the upper portion of the front of the air guide 160 and is rounded to be similar to the outer shape of the indoor fan 150 on the outer circumferential surface of the indoor fan 150.

Therefore, the air forced to flow upward by the rotation of the indoor fan 150 is guided forward along the rounded curved surface.

"모양을 가진다. 그리고, 상기 에어가이드(160)의 높이와 대응되는 길이로 형성된다.Angles 162 are fixedly coupled to the left and right sides of the air guide 160. The angle 162 is where the distal end of the outer case 110 is coupled by screw fastening. When the angle 162 attached to the right side of the air guide 160 is viewed from above, approximately "

It has a shape, and is formed in a length corresponding to the height of the air guide 160.

Therefore, when the front end of the outer case 110 is coupled to the angle 162, the rear space of the air guide 160 is shielded to serve as an outdoor unit.

On the other hand, the outdoor heat exchanger 170 is installed in the inner rear portion of the air conditioner 100. The outdoor heat exchanger 170 is configured to heat exchange air like the indoor heat exchanger 142, and is responsible for heat exchange of outdoor air.

That is, the outdoor heat exchanger 170 is installed to be close to the above-described vent 112, and heat exchanges the air introduced into the air conditioner 100 through the vent 112.

The front of the outdoor heat exchanger 170 is provided with a blowing fan 180 for forcing the air flow in the rear inner space of the air guide 160. The blowing fan 180 is coupled to the outdoor motor 182 to rotate to force the air flow from the rear to the front.

The outdoor motor 182 is mounted to the motor bracket 184 provided on the upper surface of the base fan 130, the flow is constrained in the state mounted on the motor bracket 184 to support the blowing fan 180. .

The blowing fan 180 is located inside the shroud 186. The shroud 186 has a front surface protruding forward and an outer edge thereof has a size corresponding to a longitudinal section size of an inner space formed by the outer case 110 and the base fan 130.

In addition, a circular fan perforated fan mounting part 188 is formed at the center of the shroud 186. The blower fan 180 is positioned inside the blower fan mounting unit 188, and the blower fan 180 mounted inside the blower fan mount 188 guides the air flow direction generated during rotation to the rear. do.

Therefore, the outdoor air heat exchanged while passing through the outdoor heat exchanger 170 moves to the rear of the blower fan 180 and then passes through the blower fan mounting unit 188.

The compressor 190 is installed in the space between the shroud 186 and the air guide 160. The compressor 190 is a phase change of the refrigerant, the working fluid, into a high temperature and high pressure state, and is formed in a substantially cylindrical shape.

The outdoor refrigerant pipe 192 is connected to one side of the upper surface of the compressor 190. The outdoor side refrigerant pipe 192 is coupled so that one end is in communication with the compressor 190 and the other end is in communication with the outdoor heat exchanger 170. Therefore, the high temperature and high pressure refrigerant compressed by the compressor 190 may flow to the outdoor heat exchanger 170.

An indoor side refrigerant pipe 194 is provided at one side of the outdoor side refrigerant pipe 192 spaced apart from each other. The indoor refrigerant pipe (194) serves to guide the refrigerant that is heat-exchanged with the indoor air in the indoor heat exchanger (142) to flow to the compressor (190).

Accordingly, the indoor refrigerant pipe 194 may have one end communicating with the compressor 190 and the other end communicating with the indoor heat exchanger 142.

A capillary tube (not shown) is further provided between the outdoor heat exchanger 170 and the indoor heat exchanger 142. The capillary is a pressure of the high-pressure refrigerant through the outdoor heat exchanger 170 to guide the indoor heat exchanger 142, the inside is installed to communicate with the outdoor heat exchanger 170 and the indoor heat exchanger 142. .

Therefore, the refrigerant heat-exchanged by the outdoor air in the outdoor heat exchanger 170 is guided by the capillary tube and flows back to the indoor heat exchanger 142.

On the other hand, the front right side of the air guide 160 is provided with a control panel 200 which is a main component of the present invention. The control panel 200 is for controlling the operation of the air conditioner 100, and a pair of operation knobs 220 are rotatably mounted on the inclined upper surface.

That is, the mounting portion 200 is recessed to the inner diameter corresponding to the upper outer diameter of the operation knob 220 on the front / rear side of the control panel 200 and guides to rotate in a state in which the operation knob 220 is seated therein. ') Is provided.

Hereinafter, a control panel structure of a window type air conditioner according to the present invention will be described in detail with reference to FIGS. 6 to 8.

Figure 6 is a perspective view showing a control panel structure of the window type air conditioner according to the present invention, Figure 7 is a control panel structure of the window type air conditioner according to the present invention is a limited state of the rotation of the operation knob 220 The longitudinal cross-sectional view shown is shown, Figure 8 is a rear perspective view showing a limited rotation of the operation knob 220 in the control panel structure of the window type air conditioner according to the present invention.

As shown in these figures, the control panel 200 is formed into a hexahedral shape by opening the plate a plurality of times bent in the bottom, the interior of a plurality of electrical components. Before describing the structure of the control panel 200, the configuration of the operation knob 220 will be described.

The manipulation knob 220 is rotatably seated on an upper surface of the control panel 200, and a lower end thereof is coupled to an electric component such as a switch built in the control panel 200. Therefore, the electric component can be adjusted by the user selectively rotating the operation knob 220.

'모양의 종단면을 가지며, 사용자가 회동 조작시에 파지 가능하도록 하는 파지부(222)와, 상기 파지부(222) 하단에 원판 모양으로 형성되어 상기 파지부(222)를 지지하는 지지부(224)와, 상기 지지부(224)의 하면에서 하방 돌출되어 상기 전장부품의 일측과 결합되는 결합부(226)를 포함하여 구성된다.The operation knob 220 is approximately '

'Gripping portion 222 having a longitudinal cross-section, so that the user can be gripped during the rotation operation, and a support portion 224 formed in a disc shape at the bottom of the holding portion 222 to support the holding portion 222 And a coupling part 226 protruding downward from the lower surface of the support part 224 and coupled to one side of the electric component.

The gripping portion 222 protrudes upward from the center of the upper surface of the supporting portion 224 to be easily gripped by the user, and is integrally formed with the supporting portion 224. Accordingly, the gripping portion 222 can maintain a state firmly supported by the support portion 224.

In addition, the coupling part 226 is also formed integrally with the support part 224. That is, the coupling part 226 is integrally formed to receive the torque generated by being rotated by the user through the support part 224.

Therefore, the coupling part 226 transmits a force to one side (for example, a switch) of the electric component (not shown) by the torque, so that the user can operate as intended.

A catching part 228 protrudes from a lower surface of the support part 224. The locking portion 228 is limited to the rotation range of the operation knob 220 by selectively interfering with the rotation limiting projection 262, both sides of the main portion of the present invention when the operation knob 220 is rotated by the user. To help.

Therefore, the locking portion 228 is preferably formed to extend so that the lower surface is located below the lower surface of the support portion 224 to be in contact with the rotational restriction projection 262 to be described below in a large area.

On the other hand, the operation knob 220 is mounted on the control panel 200 to rotate only within a certain angle range. To this end, a seating portion 200 ′ including a plurality of components for guiding the rotation of the manipulation knob 220 or limiting the range of rotation is formed on the upper surface of the control panel 200.

That is, the outer periphery of the seating part 200 ′ is recessed downward to form a seating table 240 on which the support part 224 is seated. The seating unit 240 is formed to be recessed to the inner diameter corresponding to the outer diameter of the support 224 to allow the mounting of the support 224.

The bottom edge of the seating unit 240 is provided with a guide hole 260 cut into a substantially donut shape. The guide hole 260 accommodates the above-described locking portion 228 therein to guide the movement of the locking portion 228. When the locking portion 228 is rotated, the control panel 220 is rotated. To move along the inside of the guide hole 260 without interference with the (200).

Therefore, the guide hole 260 is formed so as to correspond to the curvature that the locking portion 228 flows when the operation knob 220 is rotated, it is preferable that the inner and outer sides are configured to be concentric with each other.

At both ends of the guide hole 260, a rotation limiting protrusion 262, which is a main component of the present invention, is formed. The rotation limiting projection 262 is limited to the rotation range of the operation knob 220 by selectively contacting with the engaging portion 228, protrudes upward in the shape of a square plate is formed spaced apart from each other.

In more detail, the rotation limiting projection 262 is left at both ends of the guide hole 260 by the height of the rotation limiting projection 262 in the process of cutting the guide hole 260, and the upper and lower ends of the remaining portion are The guide hole 260 and the concentric circles slit a little more (slit) and then bent upwards.

Therefore, the coupling part 226 is inserted into the insertion hole 280, and the user grips the grip part 222 while the locking part 228 is inserted into the guide hole 260. ), The left and right sides (as shown in FIG. 7) of the locking portion 228 are interfered with the outer surfaces of the pair of rotation limiting projections 262, respectively, and are no longer rotated and the range is limited.

In addition, the rotation limiting projection 262 is subjected to a strong force when the surface contact with the locking portion 228 by the rotation of the operation knob 220. Therefore, it is preferable to be formed integrally with the control panel 200 so that no damage or deformation occurs.

An insertion hole 280 penetrates up and down is provided at an inner center of the guide hole 260. The insertion hole 280 is a place where the coupling part 226 is inserted therein, and serves as a rotation center of the manipulation knob 220, and the coupling part 226 inserted therein is the control panel 200. It is to be combined with the electrical component built in the lower side.

Therefore, when the coupling part 226 is inserted into the insertion hole 280, the outer circumferential surface of the coupling part 226 is close to the outer edge of the insertion hole 280, so that the coupling part 226 is inserted into the insertion hole 280. Guided by) makes it possible to rotate without shaking.

To this end, the guide hole 260 and the insertion hole 280 is preferably configured to be located on a concentric circle.

The separator 290 is formed between the guide hole 260 and the insertion hole 280. The separating plate 290 serves to partition the insertion hole 280 and the guide hole 260, the outer circumference forms the inner curvature of the guide hole 260, the inner hole is the insertion hole 280 Form the outer contour of the. Therefore, the guide hole 260, the separator 290 and the insertion hole 280 forms a concentric circle.

A support 292 is formed between the separation plate 290 and the mounting table 240. The support 292 supports the separation plate 290 so as not to be separated from the seat 240, and has a substantially fan shape, and the left / right ends (as shown in FIG. 6) are connected to the seat 240. It is configured to contact each of the separator plates 290.

The left and right ends of the support 292 are in contact with both ends of the guide hole 260. Therefore, the rotation limiting projection 262 is formed on the left / right side of the support 292, the separation plate 290 is supported by the support 292, the load is restricted downward.

Hereinafter, the operation of the air conditioner 100 according to the present invention having the configuration as described above will be described based on the cooling operation with reference to FIGS. 4 to 5.

First, in the state as shown in FIG. 4, the control panel 200 is rotated upward to open the front of the control panel 200, and then the power is supplied to the air conditioner 100 by holding and rotating the operation knob 220. Will be authorized.

When power is applied to the air conditioner 100, the compressor 190 compresses the refrigerant at high temperature and high pressure, and the compressed refrigerant performs outdoor heat exchange functioning as a condenser via the outdoor side refrigerant pipe 192. Flows into the unit 170.

At the same time, the outdoor motor 182 generates a rotational power to rotate the blowing fan 180, the rear air flow generated by the rotation of the blowing fan 180, the outdoor air is air conditioner 100 ) To be introduced inside.

At this time, the outdoor air introduced into the air conditioner 100 is in contact with the outer surface of the outdoor heat exchanger 170 and heat exchanged, and the heat exchanged outdoor air is again formed in the vent 112 formed at the rear of the outer case 110. Through the air is exhausted.

During this process, the refrigerant that has undergone heat exchange with the outdoor air in the outdoor heat exchanger 170 is decompressed by the capillary tube and the flow is guided to the indoor heat exchanger 142.

On the other hand, when the blowing fan 180 is rotated by the rotation of the outdoor motor 182, the indoor fan 150 also rotates at the same time. Therefore, the indoor air is sucked through the suction port 122 by the suction force generated by the indoor fan 150, and is filtered by the filter 140 to exchange heat with the indoor heat exchanger 142.

Thereafter, the heat-exchanged air passes through the indoor fan 150 to guide the flow upward along the air guide 160 and is guided by the upper surfaces of the discharge guide means 144 and the stabilizer 144 '. The discharge port 124 is moved.

The air moved to the discharge port 124 is discharged widely to the interior space by changing the flow direction in contact with the outer surface of the vane 125 and the louver 126.

At this time, the air heat-exchanged with the indoor air in the indoor heat exchanger (142) is introduced into the compressor 190 again through the indoor side refrigerant pipe (194) is compressed to a high temperature and high pressure, the refrigerant cycle (Cycle through this process) Will be completed).

Hereinafter, a process of coupling the operation knob 220 to the control panel 200 will be described with reference to FIGS. 6 to 8.

First, as illustrated in FIG. 6, the grip knob 222 is gripped in the state where the operation knob 220 is separated from the control panel 200 to insert the coupling part 226 into the insertion hole 280. In this case, the locking portion 228 is positioned above the guide hole 260.

When the coupling portion 226 is inserted into the insertion hole 280, the coupling portion 226 is coupled to one side of the electric component (not shown) built into the control panel 200 by the interference fit and the operation knob 220 is a rotatable state in the control panel 200, the coupling of the operation knob 220 is completed.

In this process, when the operation knob 220 is coupled to the control panel 200, the locking portion 228 is inserted into the guide hole 260 as shown in FIG. 7 to guide the hole 260 at the time of rotation of the operation knob 220. ), And the left and right side surfaces of the locking portion 228 selectively interferes with the pair of rotation limiting projections 262 to limit the rotation of the operation knob 220.

The scope of the present invention is not limited to the above-exemplified embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the above technical scope.

In the control panel structure of the window type air conditioner according to the present invention as described above in detail, the locking portion and the rotation limiting projection which limit the rotation range of the operation knob are configured to be in surface contact.

Therefore, since the pressure concentration of the contact portion generated at the time of line contact with the rotation limiting projection is eliminated, there is an advantage that the damage of the locking portion is prevented in advance.

In addition, since the restraint force of the rotation limiting projection and the locking portion is improved, there is an advantage in that an incorrect operation of the operation knob, that is, a phenomenon in which the locking portion is lifted over the rotation limiting projection is prevented.

In addition, even if the turning limiting projection and the engaging portion selectively contacts over a long period of time, since the damage and deformation of the turning limiting projection do not occur, there is an advantage that the product reliability is improved.

Claims (9)

In the control panel of the window type air conditioner, which is mounted inside the air conditioner that harmonizes the indoor air and is provided with a rotatable operation knob to control the operation of the air conditioner, On one side of the control panel, It is provided with a seating portion for guiding to rotate in a state in which the operation knob is seated, and is formed in the perforated part is formed in the perforation, and a guide hole for guiding the flow direction of the locking portion is inserted into the engaging portion protruding into one side of the operation knob The control panel structure of the window type air conditioner. According to claim 1, At one side of the seating portion, A control panel structure of a window type air conditioner, which is recessed downward and has a seating table on which the operation knob is seated, and the guide hole is formed in the seating table. The control panel structure of claim 2, wherein the guide hole is formed so as to correspond to the curvature of the locking portion when the operation knob rotates. According to claim 2, At both ends of the guide hole, A control panel structure of a window type air conditioner, which is protruded upwardly and selectively contacts with the locking portion to limit a range of rotation of the operating knob. 5. The control panel structure as claimed in claim 4, wherein an insertion hole, which is a pivot center of the manipulation knob, is drilled at the center of the seating portion. 6. The control panel structure of a window air conditioner according to claim 5, wherein the guide hole and the insertion hole are formed to be located on concentric circles. 6. The control panel structure of a window type air conditioner according to claim 5, wherein a separation plate partitioning the insertion hole and the guide hole is provided between the insertion hole and the guide hole. 8. The control panel structure of a window air conditioner according to claim 7, wherein a support is formed between the separating plate and the seating plate to support the separating plate so as not to be separated from the seating table. 9. The control panel structure of a window type air conditioner according to claim 8, wherein the rotation limiting projection is formed on the left and right sides of the support.

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