CN203163098U - Indoor unit - Google Patents
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- CN203163098U CN203163098U CN 201320128841 CN201320128841U CN203163098U CN 203163098 U CN203163098 U CN 203163098U CN 201320128841 CN201320128841 CN 201320128841 CN 201320128841 U CN201320128841 U CN 201320128841U CN 203163098 U CN203163098 U CN 203163098U
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- air
- heat exchanger
- outlet
- air guide
- guide part
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Abstract
本实用新型提供一种室内机，包括热交换器、送风机、在侧面具有吹出口的外壳以及向吹出口引导通过热交换器后的气流的导风部件，其中，导风部件从热交换器侧朝向吹出口侧依次具有第一导风部、第二导风部和第三导风部，第一导风部呈随着从热交换器侧朝向吹出口而向下方延伸并且朝向外壳的外侧凸起的弯曲形状，第二导风部呈从第一导风部的端部以直线状延伸的形状，第三导风部呈朝向外壳的内侧凸起的弯曲形状，第一导风部的曲率被设定为比第三导风部的曲率大。据此，能够减少从吹出口吹出的气流的压力损失和剥离的产生。
The utility model provides an indoor unit, which includes a heat exchanger, a blower, a shell with an air outlet on the side, and an air guide part that guides the airflow passing through the heat exchanger to the air outlet, wherein the air guide part is from the side of the heat exchanger There are a first air guide part, a second air guide part and a third air guide part in sequence towards the air outlet side, the first air guide part extends downward from the heat exchanger side toward the air outlet and protrudes toward the outside of the casing. The second air guide part has a shape extending linearly from the end of the first air guide part, the third air guide part has a curved shape that protrudes toward the inner side of the housing, and the curvature of the first air guide part It is set to be larger than the curvature of the third air guide part. According to this, the pressure loss of the airflow blown out from the outlet and the occurrence of peeling can be reduced.
Description
Technical field
The utility model relates to the indoor set in the aircondition, particularly relates to ceiling ceiling mounting type indoor set.
Background technology
In the past, as the ceiling imbedded formula indoor set in the aircondition, known for example had the open communique spy of Japan Patent open (hereinafter referred to as " patent documentation 1 ") disclosed indoor set flat 10-103702 number.The indoor set that this patent documentation 1 is put down in writing, the air in the lower surface central portion suction chamber of shell, utilize heat exchanger to make this air heat exchange after, blow out wind from four blow-off outlets of the side of being located at shell.This indoor set comprises: described heat exchanger; Import indoor air and carry the pressure fan of wind towards described heat exchanger; Accommodate described heat exchanger and described pressure fan, and have the shell of blow-off outlet in the side; And the wind guide component by the air-flow behind the described heat exchanger in the air-flow that is produced by described pressure fan to the guiding of described blow-off outlet.
Figure 4 illustrates and amplify near the structure of wind guide component that above-mentioned patent documentation 1 is put down in writing.As shown in Figure 4, described wind guide component 130 has first air dam 131 and second air dam 132 successively along the end of its inner surface from described heat exchanger 120 sides to described blow-off outlet 100a side.Described first air dam 131 is the curved shape towards the outside of described shell projection, and described second air dam 132 is from the bottom of described first air dam 131 towards the end of described blow-off outlet 100a side and the shape that the along continuous straight runs linearity extends.Described first air dam 131 is formed as described above the shape into bending in order to guide swimmingly towards described blow-off outlet 100a in the air-flow that is produced by described pressure fan by the air-flow behind the described heat exchanger 120.
The utility model content
The purpose of this utility model is to provide a kind of indoor set of the generation that can reduce the pressure loss of the air-flow that blows out from blow-off outlet and peel off.
In order to solve described problem, can consider that described wind guide component described blown out near the oral-lateral position is made as curved shape towards the inner bulge of described shell.Particularly, described second air dam is made as curved shape towards the inner bulge of described shell, and two air dams are connected mutually smoothly.Like this, can reduce near the pressure loss of the described air-flow described wind guide component described blows out the end of oral-lateral and the generation of peeling off.
At this, for the minimizing effect of the pressure loss that further increases described air-flow and the generation of peeling off, preferably set the curvature of described second air dam as far as possible little, and set the size of its horizontal direction big as far as possible.And, in order to ensure the flow velocity of the air-flow that blows out from described blow-off outlet, preferred do not set the size of the above-below direction of this blow-off outlet greatly., form described first air dam and second air dam if satisfy this kind requirement, then the size of the horizontal direction of described wind guide component increases significantly.
To this, the utility model provides a kind of indoor set, and it comprises: heat exchanger, cold-producing medium portion within it flow; Pressure fan produces from indoor air-flow towards described heat exchanger; Shell is accommodated described heat exchanger and described pressure fan, and has blow-off outlet in the side; And wind guide component, be arranged at the inner surface upside of described shell, in the air-flow that produces based on the driving of described pressure fan to the guiding of described blow-off outlet by the air-flow behind the described heat exchanger, wherein, described wind guide component has first air dam along its inner surface from described heat exchanger side successively towards the described end that blows out oral-lateral, second air dam and the 3rd air dam, described first air dam is along with extending towards described blow-off outlet and downwards from described heat exchanger side and towards the curved shape of the outside of described shell projection, described second air dam is the shape of extending with linearity from the end of described first air dam, described the 3rd air dam is the curved shape towards the inner bulge of described shell, and the curvature of described first air dam is set to bigger than the curvature of described the 3rd air dam.
According to the utility model, can reduce the pressure loss of the air-flow that blows out from blow-off outlet and the generation of peeling off.
Description of drawings
Fig. 1 is the stereogram of the indoor set of an embodiment of the present utility model.
Fig. 2 is the cutaway view of indoor set shown in Figure 1.
Fig. 3 is near the figure that amplifies wind guide component shown in Figure 2.
Fig. 4 is near the figure that amplifies the wind guide component of the indoor set in the past that patent documentation 1 puts down in writing.
The specific embodiment
The indoor set of an embodiment of the present utility model is described referring to figs. 1 through Fig. 3.In addition, in the following description, will connect the direction on ceiling and floor, namely the thickness direction of indoor set is as above-below direction.
As depicted in figs. 1 and 2, the indoor set in the present embodiment is the form from the ceiling suspention, i.e. ceiling ceiling mounting type indoor set.This indoor set possesses shell, possesses heat exchanger 20, pressure fan 24 and wind guide component 30 in this shell.And this indoor set possesses draining pump (not shown) that drain pan 22, the suction of supporting heat exchanger 20 lodge in the water of this drain pan 22 and discharge, the people to pressure fan 24 guiding from the horn mouth 25 of the air W of indoor importing, in the sensing chamber in the enclosure to indoor set outside people detection sensor 26, the electronic device unit 27 that is equipped with the electronic component that carries out various controls and the seizure of position is from the air cleaner 28 of the airborne dust of indoor importing etc.In addition, at this shell wind direction board 13 is installed.
Shell is shape in the form of a substantially rectangular, and suspends in midair from ceiling.This shell has: the essentially rectangular shape trim 10; Be installed on the turning cover 11 at 10 four angles of triming; Be installed on the top board 12 on 10 the top of triming; And the panelling 14 that is installed on 10 the bottom of triming.Trim and 10 have respectively on its each limit for towards the indoor blow-off outlet 10a that blows out wind.Each blow-off outlet 10a is respectively along the long shape of the direction of the length direction on each limit.In addition, the size of the above-below direction of each blow-off outlet 10a is by the upper surface regulation of the outer end of the lower surface of the outer end of wind guide component 30 and drain pan 22.Turning cover 11 is L word shape roughly, is installed on this and trims 10 in the trim mode at four angles of 10 of covering.Top board 12 is installed on 10 the top of triming in the mode of the lateral surface that covers wind guide component 30.Panelling 14 is the shape that covers the opening be located at 10 the bottom of triming.This panelling 14 has the grid of suction 14a in the central.Sucking grid 14a is the part that sucks from indoor air W.In addition, the limit on distolateral (right side among Fig. 1) of this panelling 14 is supported in by axle trims 10, and as turning cylinder, the limit in another distolateral (left side among Fig. 1) is to rotate and to open to the mode of indoor displacement with this part.
The internal flow of heat exchanger 20 has cold-producing medium, carries out heat exchange with air W from indoor importing.This heat exchanger 20 is the shape that surrounds pressure fan 24.Particularly, this heat exchanger 20 is following shape: along triming 10 profile, and its both ends trim in 10 same bight in opposite directions.
Pressure fan 24 is arranged at the substantial middle in the shell, towards the air W of heat exchanger 20 conveyings from indoor importing.Particularly, this pressure fan 24 produces to make by sucking grid 14a and is blown out to indoor air-flow via heat exchanger 20 from each blow-off outlet 10a from the air W of indoor importing.This pressure fan 24 has the impeller 24a of the shape that produces described air-flow and drives the motor 24b of this impeller 24a rotation.In the present embodiment, use centrifugal blower (turbofan), namely can be used as this kind pressure fan 24 to the other fan that send the air W that imports from the below of side.In addition, as pressure fan 24, be not limited to centrifugal blower, for example can use oblique flow pressure fan etc.
Horn mouth 25 will guide to pressure fan 24 from the air W of indoor importing.Particularly, horn mouth 25 has the opening that is open upwards at upper and lower in the central, and the shape that diminishes gradually towards upper surface side from the lower face side of shell of the diameter that is this opening.
Electronic device unit 27 has: the printed circuit board (PCB) that the electronic component that carries out various controls is installed; Accommodate the housing of this printed circuit board (PCB); And loading and unloading are installed on the lid on this housing freely.This electronic device unit 27 is installed on the outside of horn mouth 25.
The air-flow on the top by heat exchanger 20 in the air-flow that wind guide component 30 produces based on the driving of pressure fan 24 to each blow-off outlet 10a guiding.This wind guide component 30 is located at the inner surface upside of described shell.In the present embodiment, wind guide component 30 adopts heat-barrier material.As shown in Figure 3, wind guide component 30 has the horizontal part that the upper end face in opposite directions with heat exchanger 20 is the level of state.And 20 sides have first air dam 31, second air dam 32 and the 3rd air dam 33 to this wind guide component 30 successively towards the end of blow-off outlet 10a side along its inner surface from heat exchanger.These horizontal parts are connected respectively mutually smoothly with each air dam.In addition, this wind guide component 30 has contraction flow region 30a.
The 3rd air dam 33 is the curved shape towards the inner bulge of shell.Comparatively it is desirable to, the radius of curvature of the 3rd air dam 33 is set as 60mm～100mm.In the present embodiment, the radius of curvature of this first air dam 33 is set as 84.9mm.In addition, comparatively it is desirable to, it is the angles of 5 degree～30 degree that the central angle of the 3rd air dam 33 is set to the angle that the tangent line of the outer end of the 3rd air dam 33 becomes with the tangent line of the outer end of described first air dam 31.In the present embodiment, to be set to the angle that the tangent line of the outer end of the 3rd air dam 33 becomes with the tangent line of the outer end of described first air dam 31 be the angles of 20 degree to the central angle of the 3rd air dam 33.That is, the curvature of the 3rd air dam 33 is set to the curvature little (curvature of ratio of curvature the 3rd air dam 33 of first air dam 31 is big) than first air dam 31.
As shown in Figure 3, contraction flow region 30a is that wind direction board 13 and the distance L between this wind guide component 30 0 that is in the posture below when pressure fan 24 is driven is minimum position.That is, this distance L 0 is than little in wind direction board 13 and the distance L 1 between the wind guide component 30 of blow-off outlet 10a.In other words, the pressure that the position of wind guide component 30 and wind direction board 13 and shape are configured to the air-flow that produced by pressure fan 24 becomes between by contraction flow region 30a and wind direction board 13 time the highest, and along with from this position towards blow-off outlet 10a and reduction gradually.
The driving of this indoor set then, is described.
At first, driven and its impeller 24a of the motor 24b of pressure fan 24 rotation.So this pressure fan 24 produces and makes by sucking indoor air W that grid 14a imports towards the air-flow of heat exchanger 20.This air-flow via heat exchanger 20 from each blow-off outlet 10a towards indoor.At this moment, wind guide component 30 will guide to each blow-off outlet 10a by the air-flow behind the heat exchanger 20.At this, because the 3rd air dam 33 of wind guide component 30 is the curved shape towards the inner bulge of shell, so near the barometric gradient of the air-flow blow-off outlet 10a reduces, near the pressure loss of the air-flow this blow-off outlet 10a is inhibited with the generation of peeling off thus.Thus, suppress to arrive the degree reduction of indoor air-flow.
As described above such, indoor set according to present embodiment, can avoid the size of the horizontal direction of the size of above-below direction of blow-off outlet 10a and wind guide component 30 integral body to increase, and reduce the pressure loss of the air-flow that blows out from blow-off outlet 10a and the generation of peeling off.Particularly, first air dam 31 of present embodiment is the curved shape that extends towards blow-off outlet 10a and downwards along with from heat exchanger 20 sides, and the curvature that is set to its ratio of curvature the 3rd air dam 33 is big, and the angle that the tangent line of its outer end becomes with horizontal direction is 60 degree, and is connected with second air dam 32 of the shape of linearly extension in the outer end of this first air dam 31.Therefore, the size that can suppress the horizontal direction of these first air dams 31 and second air dam 32 effectively increases, and guarantees the size of its above-below direction fully.Its result can increase the size of the horizontal direction of the 3rd air dam 33.Therefore, the curvature of ratio of curvature first air dam 31 by making the 3rd air dam 33 is little, can avoid the size of the horizontal direction of the size of above-below direction of blow-off outlet 10a and wind guide component 30 integral body to increase effectively, and reduce near the barometric gradient of the air-flow blow-off outlet 10a.Therefore, near the pressure loss of the air-flow blow-off outlet 10a and the generation of peeling off are inhibited, and the degree that arrives indoor air-flow increases.
In addition, be towards first air dam 31 of the curved shape of the outside of shell projection be under the 3rd air dam 33 direct-connected situations of the curved shape of the inner bulge of shell, produce eddy current in the boundary of these two air dams sometimes.In contrast to this, because the wind guide component of present embodiment 30 has second air dam 32 of the shape of linearly extension between first air dam 31 and the 3rd air dam 33, so the generation of this eddy current is inhibited.
And, first air dam 31 of present embodiment be along with from the outer end of heat exchanger 20 towards blow-off outlet 10a and the shape of extending downwards.In other words, first air dam 31 is right after the outer end of heat exchanger 20 and begins crooked downwards.Therefore, the size of guaranteeing the horizontal direction of this wind guide component 30 that the size of above-below direction of this wind guide component 30 is required shortens.That is, because the size of the horizontal direction from heat exchanger 20 to blow-off outlet 10a further shortens, so the further miniaturization of this indoor set.
In addition, the wind guide component 30 of present embodiment has contraction flow region 30a.Therefore, in that more wind guide component 30 and the distance L 1 between the wind direction board 13 at the blow-off outlet 10a place in the outside is bigger than the distance L 0 between this contraction flow region 30a and the wind direction board 13 than this contraction flow region 30a.That is, the pressure by the air-flow behind the heat exchanger 20 becomes maximum between contraction flow region 30a and wind direction board 13 after, along with reducing gradually towards blow-off outlet 10a.Therefore, be set as minimum situation at blow-off outlet 10a place than the distance between wind guide component 30 and the wind direction board 13, can reduce near the barometric gradient of the air-flow blow-off outlet 10a, its result, the pressure loss of described air-flow reduces.
In addition, should think that this disclosed embodiment all is illustration rather than restrictive content in all respects.Scope of the present utility model by claim but not the explanation of above-mentioned embodiment illustrate, and comprise and the implication of claim equalization and all changes in the scope.
For example, in the above-described embodiment, show shell in order to blow out the example that has four blow-off outlet 10a from indoor inhaled air W to four direction, but the utility model also can be applied to comprise the indoor set of the shell that possesses single blow-off outlet.
Embodiment to above explanation carries out general description.
(1) indoor set of described embodiment comprises: heat exchanger, cold-producing medium portion within it flow; Pressure fan produces from indoor air-flow towards described heat exchanger; Shell is accommodated described heat exchanger and described pressure fan, and has blow-off outlet in the side; And wind guide component, be arranged at the inner surface upside of described shell, in the air-flow that produces based on the driving of described pressure fan to the guiding of described blow-off outlet by the air-flow behind the described heat exchanger, wherein, described wind guide component has first air dam along its inner surface from described heat exchanger side successively towards the described end that blows out oral-lateral, second air dam and the 3rd air dam, described first air dam is along with extending towards described blow-off outlet and downwards from described heat exchanger side and towards the curved shape of the outside of described shell projection, described second air dam is the shape of extending with linearity from the end of described first air dam, described the 3rd air dam is the curved shape towards the inner bulge of described shell, and the curvature of described first air dam is set to bigger than the curvature of described the 3rd air dam.
According to this indoor set, can reduce the pressure loss of the air-flow that blows out from described blow-off outlet and the generation of peeling off, and under the situation of the size of the above-below direction that does not increase described blow-off outlet, shorten the size of whole horizontal direction.That is, because described the 3rd air dam has the curved shape towards the inner bulge of described shell, so near the barometric gradient of the air-flow described blow-off outlet reduces, near the pressure loss of the air-flow this blow-off outlet is inhibited with the generation of peeling off thus.Thus, suppress to arrive the degree reduction of indoor air-flow.
In addition, described first air dam is the curved shape that extends towards described blow-off outlet and downwards along with from described heat exchanger side, and the curvature that is set to described the 3rd air dam of its ratio of curvature is big, and is connected with second air dam of the shape of linearly extension in the end of this first air dam.Therefore, the size that can suppress the horizontal direction of these first air dams and second air dam effectively increases, and guarantees the size of its above-below direction fully.Therefore, can increase the size of the horizontal direction of described the 3rd air dam.Therefore, the curvature of ratio of curvature first air dam by making the 3rd air dam is little, can avoid the size of the horizontal direction of the size of above-below direction of described blow-off outlet and wind guide component integral body to increase effectively, and reduce near the barometric gradient of the described air-flow described blow-off outlet.Thereby near the pressure loss of the air-flow described blow-off outlet and the generation of peeling off are inhibited, and the degree that arrives indoor air-flow increases.
At this, be towards described first air dam of the curved shape of the outside of described shell projection be under the direct-connected situation of described the 3rd air dam of the curved shape of the inner bulge of described shell, produce eddy current in the boundary of these two air dams sometimes.In contrast to this, because the wind guide component of present embodiment has the shape of linearly extension between described first air dam and described the 3rd air dam second air dam, so the generation of this eddy current is inhibited.
(2) comparatively it is desirable to, described first air dam be along with from the outer end of described heat exchanger towards described blow-off outlet and the shape of extending downwards.
Adopt this structure, begin downwards crookedly because described first air dam is right after the outer end of described heat exchanger, shorten so guarantee the size of the horizontal direction of this wind guide component that the size of above-below direction of described wind guide component is required.That is, because the size of the horizontal direction from described heat exchanger to described blow-off outlet further shortens, so the further miniaturization of this indoor set.
(3) comparatively it is desirable to, be equipped with at described shell the wind that blows out from described blow-off outlet for change towards wind direction board, described wind guide component has makes the described wind direction board and the distance between this wind guide component that are in the posture below when described pressure fan is driven be minimum contraction flow region, and this contraction flow region is positioned at the inboard than the described end that blows out oral-lateral of this wind guide component.
Adopt this structure, in that more described wind guide component and the distance between the described wind direction board at the blow-off outlet place of the position in the outside is bigger than the distance between described contraction flow region and the described wind direction board than described contraction flow region.Therefore, be set as minimum situation at described blow-off outlet place with described wind guide component and distance between the described wind direction board and compare, can dwindle near the barometric gradient of the air-flow described blow-off outlet.Its result, the pressure loss of described air-flow reduces.
(4) comparatively it is desirable to, the angle that the tangent line of the outer end of described first air dam becomes with horizontal direction is set to 45 degree to the scope of 70 degree.
Adopt this structure, guarantee that the size of the horizontal direction of these each air dams that the size of above-below direction of described first air dam and described second air dam is required shortens effectively.
(5) comparatively it is desirable to, described wind guide component also has horizontal part, the upper end face in opposite directions that this horizontal part is formed with described heat exchanger is the level of state, and is connected in the inner end of described first air dam, and described first air dam and described horizontal part are connected mutually smoothly.
Adopt this structure, guided to first air dam swimmingly through the air-flow behind the described heat exchanger.
(6) comparatively it is desirable to, described wind guide component adopts heat-barrier material.
Adopt this structure, for example, conduct the influence reduction through the air-flow behind the described heat exchanger from the heat of ceiling.
Claims (6)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-074350 | 2012-03-28 | ||
| JP2012074350A JP5724924B2 (en) | 2012-03-28 | 2012-03-28 | Indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203163098U true CN203163098U (en) | 2013-08-28 |
Family
ID=49024277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320128841 Expired - Lifetime CN203163098U (en) | 2012-03-28 | 2013-03-20 | Indoor unit |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5724924B2 (en) |
| CN (1) | CN203163098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091106A (en) * | 2015-04-27 | 2016-11-09 | 富士通将军股份有限公司 | Ceiling embedded type air conditioner |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013529B (en) * | 2019-05-30 | 2024-04-05 | 青岛海尔空调电子有限公司 | Air conditioner and air guide assembly thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU542354B2 (en) * | 1981-10-21 | 1985-02-21 | Mitsubishi Denki Kabushiki Kaisha | Ceiling mounted air conditioner |
| JPS5869334A (en) * | 1981-10-21 | 1983-04-25 | Mitsubishi Electric Corp | Air conditioner |
| JPS5962432U (en) * | 1982-10-20 | 1984-04-24 | ダイキン工業株式会社 | air conditioner |
| JPH0327231Y2 (en) * | 1985-10-09 | 1991-06-12 | ||
| MY114632A (en) * | 1998-06-30 | 2002-11-30 | Matsushita Electric Ind Co Ltd | Air conditioner. |
| JP2976969B1 (en) * | 1998-06-30 | 1999-11-10 | 松下電器産業株式会社 | Air conditioner |
| JP4017483B2 (en) * | 2002-09-25 | 2007-12-05 | シャープ株式会社 | Air conditioner |
| JP2006200878A (en) * | 2004-12-24 | 2006-08-03 | Matsushita Electric Ind Co Ltd | Air conditioner |
-
2012
- 2012-03-28 JP JP2012074350A patent/JP5724924B2/en active Active
-
2013
- 2013-03-20 CN CN 201320128841 patent/CN203163098U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091106A (en) * | 2015-04-27 | 2016-11-09 | 富士通将军股份有限公司 | Ceiling embedded type air conditioner |
| CN106091106B (en) * | 2015-04-27 | 2020-05-19 | 富士通将军股份有限公司 | Ceiling embedded air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013204912A (en) | 2013-10-07 |
| JP5724924B2 (en) | 2015-05-27 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
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| CX01 | Expiry of patent term |