CN203837093U - Air conditioner indoor unit - Google Patents

Abstract

An indoor unit of an air conditioner can make the air supply mode in cooling and heating states more reasonable without increasing the number of air deflectors, and can realize miniaturization and thinning of the air conditioner. In the indoor unit of the air conditioner, an air outlet passage including an upper air outlet surface and a lower air outlet surface is formed inside the air conditioner indoor unit. The end of the air outlet passage is an air outlet, and the air outlet is outside A wind guide panel for guiding the air flow sent out from the air outlet is arranged at a position close to the upper air outlet surface, and an air guide plate is pivotally arranged at the air outlet, Wherein, the air deflector is set to close a part of the air outlet in the closed state, and in the space surrounded by the lower air outlet surface and the shell of the indoor unit of the air conditioner, a telescopic plate and a A telescopic mechanism that drives the expansion and contraction of the expansion plate, the expansion plate is accommodated in the space in a contracted state, and protrudes toward the direction of the wind deflector in an extended state.

Description

air conditioner indoor unit

technical field

The utility model relates to an air conditioner, in particular to an indoor unit of the air conditioner.

Background technique

As an existing indoor unit of an air conditioner, an indoor unit of an air conditioner with the following structure is known. As shown in FIG. The airflow blown by the fan passes through the air supply channel and the air outlet, and blows along the direction of the air deflector to the designated area in the room. When the indoor unit of the air conditioner is stopped, the air deflector is closed.

With the diversification of users' air supply requirements for the indoor unit of the air conditioner, an indoor unit of the air conditioner capable of blowing air up and down has been proposed. As an air conditioner indoor unit that can realize up and down air flow, for example, Patent Document 1 (Japanese Patent Laid-Open No. 2010-121878) discloses an air conditioner indoor unit with the following structure. As shown in FIG. 9 , the air conditioner indoor unit is provided with three three wind deflectors (the first horizontal blade 21, the second horizontal blade 22 and the guide vane 23), and the driving motors of the above three wind deflectors are controlled by the control part to make the above wind deflector swing up and down, so as to Change the wind direction.

In addition, for example, Patent Document 2 (Japanese Patent Laid-Open No. 2002-156153) discloses an indoor unit of an air conditioner with the following structure. The indoor unit of the air conditioner is provided with two air deflectors to realize air flow from the indoor unit of the air conditioner up and down. .

However, the use of more than two air deflectors will lead to an increase in cost, and at the same time, sufficient space needs to be reserved at the air outlet at the end of the air supply passage. Therefore, the current requirements for miniaturization and thinning of the indoor unit of the air conditioner cannot be achieved.

Therefore, how to design a kind of indoor unit of the air conditioner that can avoid causing the air conditioner to be large in size and heavy due to the arrangement of a plurality of deflectors when the air conditioner is blown up and down has become a technical problem to be solved urgently.

Utility model content

The utility model is completed in consideration of the above situation, and its purpose is to provide an indoor unit of an air conditioner, which can make the air supply mode in the cooling and heating states more reasonable without increasing the number of air deflectors, and Miniaturization and thinning of the air conditioner can be realized.

In the indoor unit of the air conditioner according to the first aspect of the present utility model, an air outlet channel including an upper air outlet surface and a lower air outlet surface is formed inside the air conditioner indoor unit. The end of the above air outlet channel is an air outlet. An air guide panel for guiding the air flow sent out from the above air outlet is provided outside the air outlet near the side of the upper air outlet surface, and an air guide plate is pivotally arranged at the above air outlet, wherein , the above-mentioned wind deflector is set to close a part of the above-mentioned air outlet in the closed state, and in the space surrounded by the above-mentioned lower air outlet surface and the shell of the indoor unit of the air conditioner, a telescopic plate and a telescopic plate for driving the above-mentioned telescopic In the telescopic mechanism for expanding and contracting the panel, the telescopic panel is accommodated in the space in a contracted state, and protrudes toward the direction of the wind deflector in an extended state.

The air conditioner indoor unit of the second aspect of the present utility model is based on the air conditioner indoor unit of the first aspect of the present utility model, wherein the pivot shaft of the above-mentioned wind deflector is arranged Ends.

The air conditioner indoor unit of the third aspect of the utility model is based on the air conditioner indoor unit of the first aspect of the utility model, the telescopic mechanism includes a gear and a motor for driving the gear, and the telescopic plate The upper surface or the lower surface is provided with a rack meshed with the above-mentioned gear.

The indoor unit of the air conditioner according to the fourth aspect of the present utility model is based on the indoor unit of the air conditioner according to the first aspect of the present utility model, and the above-mentioned telescopic plate is arranged horizontally.

The air conditioner indoor unit according to the fifth aspect of the present utility model is based on the air conditioner indoor unit according to the first aspect of the present utility model, and the above-mentioned telescopic plate is arranged obliquely.

The air conditioner indoor unit according to the sixth aspect of the present invention is based on the air conditioner indoor unit according to the first aspect of the present invention, wherein the expansion plate has a shape along the flow direction of the air flow, and when the expansion plate is stretched out, Next, the upper surface of the telescopic plate and the lower air outlet surface form a continuous plane or curved surface.

In the air conditioner indoor unit of the seventh aspect of the present utility model, based on the air conditioner indoor unit of the first aspect of the present utility model, when the above-mentioned telescopic plate is extended, the above-mentioned telescopic plate and the above-mentioned guide in the closed state The wind plates jointly completely seal the above-mentioned air outlets.

The air conditioner indoor unit of the eighth aspect of the present utility model is based on the air conditioner indoor unit of the first aspect of the present utility model. On the bottom plate of the indoor unit, one end of the telescopic member is connected to the limiting member, and the other end is provided with a rack. The limiting member is formed to be in contact with the fixing member in the contracted state of the telescopic plate. The mechanism includes a gear meshed with the rack and a motor for driving the gear, and the telescopic member is configured to slide in the telescopic direction in the fixed member by the telescopic mechanism.

The air conditioner indoor unit according to the ninth aspect of the utility model is based on the air conditioner indoor unit according to the eighth aspect of the utility model, wherein one end of the telescopic element is connected to the limiting element in a buckle manner.

The air conditioner indoor unit of the tenth aspect of the present utility model is based on the air conditioner indoor unit of the eighth aspect of the present utility model, and a passage is provided inside the above-mentioned fixing member, and the above-mentioned telescopic member can be installed in the above-mentioned passage of the above-mentioned fixing member. slide inside.

From the first aspect to the seventh aspect of the present utility model, by using the air deflector and the telescopic plate in different states, the air output in the cooling and heating states can be made more reasonable, and at the same time, in the air supply stop state In this way, the complete airtightness of the blowing channel can be realized, dust can be prevented from entering, and the aesthetics can be improved.

In the eighth to tenth aspects of the utility model, in addition to the above-mentioned technical effects, since the telescopic plate is composed of multiple parts, the strength and firmness of the parts are increased, and it is possible to prevent the Sometimes the parts are damaged or displaced due to the operator's misoperation. In addition, it also has the technical effect of being able to save the material of the telescopic member and facilitating the miniaturization of the equipment.

Additional advantages and modifications will readily occur to those skilled in the art. Therefore, the invention in its broader aspects is not limited to the specific details and representative embodiments shown and described herein. Accordingly, various modifications may be made without departing from the spirit or scope of the general concept as defined in the appended claims and their equivalents.

Description of drawings

Fig. 1 is a cross-sectional view schematically showing a first blowing state of an indoor unit of an air conditioner according to Embodiment 1 of the present invention.

2 is a cross-sectional view schematically showing a second air blowing state of the indoor unit of the air conditioner according to Embodiment 1 of the present invention.

3 is a cross-sectional view schematically showing a third air blowing state of the indoor unit of the air conditioner according to Embodiment 1 of the present invention.

4 is a cross-sectional view schematically showing a state in which the air blowing of the indoor unit of the air conditioner according to Embodiment 1 of the present invention is stopped.

Fig. 5 is a schematic diagram showing a telescopic plate and a telescopic mechanism used in the air conditioner indoor unit according to Embodiment 1 of the present invention.

Fig. 6 is a schematic diagram showing a telescopic plate and a telescopic mechanism used in the air conditioner indoor unit according to Embodiment 2 of the present invention.

Fig. 7 is a bottom view showing the shape of the telescopic element in the telescopic plate shown in Fig. 6 .

Fig. 8 is a cross-sectional view showing a conventional indoor unit of an air conditioner provided with one air deflector.

Fig. 9 is a sectional view showing a conventional indoor unit of an air conditioner provided with three deflectors.

(Symbol Description)

100, 200 air conditioner indoor unit

100A, 200A shell

110a upwind side

110b downwind side

120 air outlet

130 wind deflector panel

140 wind deflector

141 pivot axis

150, 250 expansion board

251 Limiting parts

252 fixing parts

253 telescopic parts

154, 254 rack

160, 260 telescopic mechanism

164, 264 gears

Axis of L pivot shaft

S The space enclosed by the lower air outlet surface and the shell of the indoor unit of the air conditioner

Detailed ways

Hereinafter, the air conditioner indoor unit of the present invention will be described with reference to the accompanying drawings.

1 to 5 are diagrams showing an air conditioner indoor unit 100 according to Embodiment 1 of the present invention, wherein FIG. 1 schematically shows the first air blowing state of the air conditioner indoor unit 100 according to Embodiment 1 of the present invention. 2 is a cross-sectional view schematically showing the second air supply state of the air conditioner indoor unit 100 according to Embodiment 1 of the present utility model, and FIG. 4 is a cross-sectional view schematically showing the air-sending state of the air conditioner indoor unit 100 according to Embodiment 1 of the present invention, and FIG. 5 is a cross-sectional view showing the air conditioner indoor unit 100 according to Embodiment 1 of the present invention. A schematic diagram of the telescopic plate 150 and the telescopic mechanism 160 used in FIG.

As shown in Figures 1 to 4, an air outlet passage including an upper air outlet surface 110a and a lower air outlet surface 110b is formed inside the air conditioner indoor unit 100 of this embodiment, and the end of the air outlet passage is an air outlet 120 , so that the airflow blown by the blower fan can be blown to the outside of the indoor unit 100 of the air conditioner through the above-mentioned air outlet channel and the air outlet 120 .

An air guide panel 130 is provided outside the air outlet 120 near the upper air outlet surface 110a. guide.

An air deflector 140 is provided at the above-mentioned air outlet, and the air deflector 140 can pivot around the axis L of the pivot shaft 141 extending along the length direction of the indoor unit 100 of the air conditioner (the inward and outward direction of the paper in FIG. 1 ). change. The pivot shaft 141 of the wind deflector 140 is disposed at the end of the wind deflector 140 on the upstream side of the wind outlet direction. The lower surface of the air guide panel 130 and the upper surface of the air guide plate 140 form an air guide channel for blowing out the airflow.

The air deflector 140 is configured to close a part (for example, the front portion) of the air outlet 120 in a closed state (for example, a second air blowing state or an air blowing stop state described later).

In the space S surrounded by the above-mentioned lower air outlet surface 110b and the casing 100A of the above-mentioned air conditioner indoor unit 100, a telescopic plate 150 and a telescopic mechanism 160 for driving the telescopic plate 150 to expand and contract are arranged, as shown in FIG. 5 , the above-mentioned The telescopic plate 150 is arranged horizontally, and the telescopic mechanism 160 includes a gear 164 and a motor (not shown) for driving the gear 164 . A rack 154 is provided on the upper surface of the rear end of the telescopic plate 150 , and the rack 154 meshes with a gear 164 provided on the drive motor of the telescopic mechanism 160 .

The telescopic plate 150 is accommodated in the space S in a contracted state, and protrudes toward the wind guide plate 140 in an extended state. In addition, the telescopic plate 150 has a shape along the flow direction of the airflow. When the telescopic plate 150 is extended, the upper surface of the telescopic plate 150 forms a continuous plane with the lower air outlet surface 110b.

When the air conditioner indoor unit 100 is cooling (the first blowing state), since the cool air is heavier than the indoor air, it is necessary to guide the air flow upward as much as possible. At this time, as shown in FIG. 1 , the above-mentioned air guide plate 140 is opened, and the air flow passes through the air guide passage formed by the lower surface of the above-mentioned air guide panel 130 and the upper surface of the above-mentioned air guide plate 140 to blow air toward the upper part of the room. At the same time, in order to make the temperature distribution of the room air flow uniform and prevent condensation, the above-mentioned telescopic plate 150 is accommodated in the above-mentioned space S, and the air flow passes through the gap between the lower surface of the above-mentioned wind guide plate 140 and the above-mentioned lower air outlet surface 110b toward The air is supplied from the bottom of the room.

When the indoor unit 100 of the air conditioner is heating (the second blowing state), since hot air is lighter than indoor air, it is necessary to guide the airflow downward as much as possible. At this time, if the above-mentioned wind deflector 140 is opened, the air flow will be guided upward due to the wall attachment effect of the lower surface of the wind deflector panel and the upper surface of the wind deflector. Therefore, as shown in FIG. In a windy state, close the above-mentioned wind guide plate 140 to close the air guide channel formed by the lower surface of the above-mentioned wind guide panel 130 and the upper surface of the above-mentioned wind guide plate 140 . In this case, the above-mentioned telescopic plate 150 is accommodated in the above-mentioned space S, and the airflow passes through the gap between the end of the above-mentioned wind deflector 140 on the side of the pivot shaft 141 and the lower air outlet surface 110b, and flows downward in the room. air supply.

In addition, according to the needs of the user, the air conditioner indoor unit 100 may be in the third air blowing state. At this time, as shown in FIG. 3 , the above-mentioned air guide plate 140 is opened, and the air flow passes through the air guide channel formed by the lower surface of the above-mentioned air guide panel 130 and the upper surface of the above-mentioned air guide plate 140 to blow air toward the upper part of the room. In addition, the telescopic plate 150 moves back and forth between the retracted state and the fully extended state, so as to guide the airflow.

When the indoor unit 100 of the air conditioner is in a stopped state (air supply stop state), the above-mentioned wind deflector 140 is closed so that the wind deflector formed by the lower surface of the above-mentioned wind deflector panel 130 and the upper surface of the above-mentioned wind deflector 140 is closed. Passage closed. At the same time, the telescopic plate 150 is fully extended to close the gap between the end of the wind deflector 140 on the side of the pivot shaft 141 and the lower air outlet surface 110b. Thereby, foreign matter such as dust can be prevented from entering the interior of the indoor unit 100 of the air conditioner, and the complete airtightness of the blowing passage can be realized, and the appearance can be improved.

According to the air conditioner indoor unit 100 of Embodiment 1, since the expansion plate 150 is provided in the space S surrounded by the above-mentioned lower air outlet surface 110b and the casing 100A of the above-mentioned air conditioner indoor unit 100, the air guide plate 140 and telescopic plate 150 are used together in different states to make the air outlet more reasonable under cooling and heating states. Improve aesthetics.

6 and 7 are diagrams showing an air conditioner indoor unit 200 according to Embodiment 2 of the present invention. Among them, FIG. 6 shows the expansion plate 250 and the A schematic diagram of the telescopic mechanism 260, FIG. 7 is a bottom view showing the shape of the telescopic member 253 in the telescopic plate 250 shown in FIG. 6 .

Embodiment 2 differs from Embodiment 1 in that, in Embodiment 1, the telescopic plate 150 is an integral part, but in Embodiment 2, the telescopic plate 250 is constituted by a plurality of parts. In addition, corresponding reference numerals are assigned to components that are the same as or correspond to those in Embodiment 1, and detailed description thereof will be omitted.

As shown in FIG. 6 , the telescopic plate 250 of the indoor unit 200 of the air conditioner according to Embodiment 2 includes a limiting member 251 , a fixing member 252 and a telescopic member 253 .

The fixture 252 is fixed to the lower wall surface (bottom plate) of the casing 200A of the air conditioner indoor unit 200 . A passage (not shown) is provided inside the fixing member 252 , and the telescoping member 253 can slide in the passage of the fixing member 252 .

One end of the telescopic member 253 is connected to the limiting member 251 in a buckle manner, and the other end is formed with a rack 254 meshing with a gear 264 described later on both sides in the width direction as shown in FIG. 7 . The telescoping member 253 is configured to be able to slide in the fixing member 252 in a telescopic direction by being driven by the telescoping mechanism 260 .

The cross-sectional dimension of the limiting member 251 is larger than the channel size of the fixing member 252 , therefore, the limiting member 251 can abut against the fixing member 252 when the telescopic plate 250 is contracted, and be stuck by the fixing member 252 .

Similar to Embodiment 1, the telescoping mechanism 260 includes a gear 264 meshing with the rack 254 and a motor (not shown) for driving the gear 264 .

According to the air conditioner indoor unit 200 of Embodiment 2, in addition to the effect of Embodiment 1, since the expansion plate is composed of multiple parts, the strength and firmness of the parts are increased, and it is possible to prevent damage during transportation and installation. Sometimes the parts are damaged or displaced due to the operator's misoperation. In addition, in the air conditioner indoor unit 200 of Embodiment 2, since the racks 254 are only formed on both sides in the width direction of the rear end of the telescopic member 253, the material of the telescopic member can be saved. change.

As mentioned above, although Embodiment 1 and Embodiment 2 of this invention were demonstrated, the following modification examples may be included other than the technical means described in said embodiment.

For example, in Embodiment 1 above, there is a rack 154 on the upper surface of the rear end of the telescopic plate 150, but the present invention is not limited thereto, and the rack can also be arranged on the lower surface of the rear end of the telescopic plate. In addition, the installation position of the rack is not limited to the rear end of the telescopic plate, and may also be provided at other positions other than the rear end of the telescopic plate.

For example, in Embodiment 1 above, the telescopic board 150 is arranged horizontally, but the present invention is not limited thereto, and the telescopic board can also be arranged obliquely.

For example, in Embodiment 1 above, when the telescopic board 150 is stretched out, the upper surface of the telescopic board 150 forms a continuous plane with the above-mentioned lower air outlet surface 110b, but the utility model is not limited thereto, and the telescopic board 150 In the extended state, the upper surface of the telescopic plate 150 can also form a continuous curved surface with the lower air outlet surface 110b.

For example, in the above-mentioned Embodiment 2, one end of the above-mentioned telescopic member 253 is connected with the above-mentioned limiting member 251 in a buckle manner, but the utility model is not limited thereto, and the above-mentioned telescopic member can also be integrally formed with the limiting member. , the above-mentioned telescopic element can also be connected with the limiting element in other ways such as screwing.

For example, in the above-mentioned Embodiment 2, the racks 254 are only formed on both sides in the width direction of the rear end of the telescopic member 253, but the utility model is not limited thereto. A rack is sufficient, and the setting position of the rack is not limited.

Claims (10)

1. an indoor machine of air conditioner, in the inside of described indoor machine of air conditioner, be formed with the air-out passage that comprises outlet air surface and lower outlet air surface, the end of described air-out passage is air outlet, described air outlet outside, by the position of outlet air surface one side on described, be provided with the wind-guiding panel for the air-flow of sending from described air outlet is guided, the mode of sentencing energy pivotable at described air outlet is provided with wind deflector

It is characterized in that,

Described wind deflector is arranged under closed condition a part for described air outlet is sealed,

In the space surrounding at the shell by described lower outlet air surface and described indoor machine of air conditioner, be provided with expansion plate and for driving the flexible telescoping mechanism of described expansion plate, described expansion plate is accommodated in described space under contraction state, outstanding in the direction of stretching out under state towards described wind deflector.

2. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

The pivotal axis of described wind deflector is arranged on the end by air-out direction upstream side of described wind deflector.

3. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

Described telescoping mechanism comprises gear and the motor for this gear is driven,

Upper surface or lower surface at described expansion plate are provided with the tooth bar meshing with described gear.

4. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

Described expansion plate is horizontally disposed with.

5. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

Described expansion plate is obliquely installed.

6. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

Described expansion plate has along the shape of the flow direction of air-flow, and under the state that stretches out of described expansion plate, the upper surface of described expansion plate and described lower outlet air surface form continuous plane or curved surface.

7. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

Under the state that stretches out of described expansion plate, described expansion plate seals described air outlet jointly completely with the described wind deflector under closed condition.

8. indoor machine of air conditioner as claimed in claim 1, is characterized in that,

Described expansion plate comprises locating part, fixture and extensible member, described fixture is fixed on the base plate of described indoor machine of air conditioner, one end of described extensible member is connected with described locating part, the other end is provided with tooth bar, described locating part forms can be under the contraction state of described expansion plate and described fixture butt

Described telescoping mechanism comprises and described tooth bar meshed gears and the motor for this gear is driven,

Described extensible member is arranged to utilize described telescoping mechanism along flexible direction, to slide in described fixture.

9. indoor machine of air conditioner as claimed in claim 8, is characterized in that,

One end of described extensible member is connected with the mode of described locating part with buckle.

10. indoor machine of air conditioner as claimed in claim 8, is characterized in that,

Inside at described fixture is provided with passage, and described extensible member can slide in the described passage of described fixture.