CN202521739U - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditioner Download PDFInfo
- Publication number
- CN202521739U CN202521739U CN 201220095746 CN201220095746U CN202521739U CN 202521739 U CN202521739 U CN 202521739U CN 201220095746 CN201220095746 CN 201220095746 CN 201220095746 U CN201220095746 U CN 201220095746U CN 202521739 U CN202521739 U CN 202521739U
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- Prior art keywords
- air conditioner
- heat exchanger
- room unit
- conditioner room
- air
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- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The utility model provides an indoor unit of an air conditioner, which is provided with an outer casing, an air duct and a heat exchanger (6), wherein the air duct is arranged in the outer casing; the exchanger (6) is mounted at an inlet in the air duct; the heat exchanger (6) is of a laminated body structure which is formed by sequentially laminating a plurality of radiating fin groups (A) along two opposite radial directions of the circumferential wall of the air duct; in a plane parallel to the laminating direction, the external contour of the laminated body structure is in the shape of a step; and in a section of the air duct corresponding to the mounting position of the heat exchanger (6), the step-shaped external contour is connected with the inner surface of the circumferential wall of the section. According to the utility model, the heat radiation area of the heat exchanger can be effectively used so as to improve the energy efficiency of the indoor unit of the air conditioner.
Description
Technical field
The utility model relates to household appliance technical field, particularly a kind of air conditioner room unit.
Background technology
Air conditioner room unit of the prior art, global shape is cuboid usually, for example, in Chinese patent 01144994.2, discloses a kind of indoor machine of air-conditioner that relates to the air conditioner casing assembly.The outer casing frontispiece of this air conditioner room unit is provided with the header board that covers the enclosure space, and the header board fuselage that constitutes header board roughly becomes quadrangle.Header board fuselage two ends respectively are provided with rectangular decorative panel from top to the bottom, be provided with the grid that selectivity opens and closes between the decorative panel.In addition, the shell of this air conditioner room unit also comprises the shell portion that is formed by bottom surface and side, and the forwards wealthy open form of shell portion becomes.The air conditioner casing complex structure of this shape, cost of manufacture is high and be unfavorable for maintenance.In addition, the space that the shape of this cuboid occupies is bigger, lacks aesthetic feeling, can not satisfy user's individual demand.
The utility model content
To the problem that exists in the correlation technique, the purpose of the utility model is to provide a kind of air conditioner room unit, with effective utilization area of dissipation of heat exchanger wherein, thereby improves the efficiency of air conditioner room unit.
For realizing above-mentioned purpose, the utility model provides a kind of air conditioner room unit, the heat exchanger that has outer casing, is located at the air channel in the outer casing and is installed in porch in the air channel; Wherein, Heat exchanger is a laminate construction, radially stacks gradually on the contrary along two of the perisporium that points to the air channel by a plurality of groups of fins to form, and in the plane that is parallel to range upon range of direction; The outline of this laminate construction is stairstepping; Wherein, at the section place corresponding to the heat exchanger installation site in air channel, the perisporium inner surface of stairstepping outline and section joins.
Preferably, the length perpendicular to stacked direction of every adjacent two groups of fins is not isometric each other.
Preferably, each groups of fins comprises: radiating tube and vertically be located in the multi-disc fin on the radiating tube, wherein all radiating tubes head and the tail of all groups of fins are communicated with successively and form refrigerant passage.
Preferably, the said section in the air channel is configured to: cross section is circular or oval-shaped cylindrical shell, and all of its middle cylinder body are identical perpendicular to its axial cross-sectional profiles.
Preferably, the fan that guides wind flows in the air conditioner room unit is a centrifugal fan, is installed in the porch in air channel, and is positioned at the downstream part of heat exchanger along the flow direction of wind in the air channel.
Preferably; The air channel corresponding to the section that centrifugal fan is installed and corresponding to the section of mounting heat exchanger; Be configured to cylindrical tube respectively, wherein, the diameter of the internal perisporium of the diameter of centrifugal fan, the external diameter of a circle that is external in the outline of heat exchanger, cylindrical tube is mutually the same.
Preferably, outer casing is configured to: its perisporium is first cylindrical shell, first cylindrical shell be closed smooth curve perpendicular to its axial cross-sectional profiles, the front side portion of outer casing is the front panel that the front port shape of the shape and first cylindrical shell is complementary.
Preferably, the smooth curve that has identical closure perpendicular to all cross-sectional profiles of its axis of first cylindrical shell, and this smooth curve is circular or oval.
Preferably, the air inlet of air conditioner room unit is opened on the front panel, and is communicated with the inlet in air channel; The air outlet of air conditioner room unit centers on the perisporium that axially is opened in outer casing of centrifugal fan, and is communicated with the outlet in air channel.
Preferably, in being parallel to the cross section of stacked direction, the outline that all fin of each groups of fins form is a rectangle.
Than prior art, the beneficial effect of the utility model is:
(1) heat exchanger is described laminate construction in the utility model; That is: be in keeping the said stairstepping outline of heat exchanger, to be connected under the prerequisite of internal perisporium in air channel; With this heat exchanger of overlapped way structure; With directly with heat exchanger manufacture with the contrast of air channel profile phase coupling, can reduce the manufacturing cost of heat exchanger.
(2) be under the situation of cylindrical tube at section,, adopt the utility model heat exchanger especially can reduce the manufacturing cost of heat exchanger than adopting circular heat exchanger at the mounting heat exchanger in air channel.It may be noted that heat exchanger is different with circular heat exchanger in the utility model, is to simulate circular heat exchanger through range upon range of different length groups of fins.
(3) because this utility model adopts centrifugal fan; And make the centrifugal fan diameter, be external in the diameter of a circle, air channel of the stairstepping outline of heat exchanger corresponding to the interior diameter of the section of centrifugal fan and heat exchanger installation site mutually the same or basic identical; Thereby wind is through all heat exchange zones of heat exchanger windward side; Effectively raise the utilization rate of the windward side heat exchange area of heat exchanger, compare, guaranteeing to reduce the complete machine manufacturing cost under the identical efficiency with existing strip air-conditioning.
(4) further, because the perisporium of outer casing is first cylindrical shell, first cylindrical shell is closed smooth curve perpendicular to the cross section of its axis, compares with the strip indoor apparatus of air conditioner, and the utility model has been saved occupied space, four bights of strip indoor apparatus of air conditioner; And when heat exchanger and centrifugal fan in the air channel, during along axially the setting gradually of the perisporium that is parallel to outer casing, this makes that the utility model air conditioner room unit occupied space on horizontal direction (perpendicular to the axial direction of perisporium) is less.
(5) when the perisporium of outer casing is the smooth curve of closure perpendicular to its all axial cross sections; The outer surface of outer casing is sweep outline; This sweep outline helps the design in air channel, and has improved the overall appearance effect of air conditioner room unit, can satisfy user's individual demand.
(6) when air outlet when the perisporium of outer casing is provided with, air-out function around realizing.
Description of drawings
Fig. 1 is the stereogram of an embodiment of the utility model air conditioner room unit, and the perisporium that shows outer casing is the situation of cylindrical tube;
Fig. 2 is the sketch map of the heat exchanger that air conditioner room unit adopts among Fig. 1;
Fig. 3 is the internal structure sketch map of another embodiment of the utility model air conditioner room unit, shows air outlet and is opened in the situation that outer casing perisporium, air inlet are opened in front panel, and the direction of arrow is represented the flow direction of air-flow among the figure;
Fig. 4 is the stereogram of the another embodiment of the utility model air conditioner room unit, and the perisporium that shows outer casing is a cylindrical tube, and air inlet and air outlet all are opened in the situation on the front panel;
Fig. 5 is an internal structure sketch map embodiment illustrated in fig. 4, wherein shows the flow path of wind from the air inlet to the air outlet with arrow.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model is described.
An embodiment of the utility model air conditioner room unit is described referring to Fig. 1 and Fig. 2.In this embodiment, air conditioner room unit comprises: outer casing, be contained in the air channel in the outer casing, the heat exchanger that is installed in porch in the air channel and centrifugal fan.The inlet in air channel is communicated with the air inlet of air conditioner room unit, and the outlet in air channel is communicated with the air outlet of air conditioner room unit.Along the flow direction of wind in the air channel, centrifugal fan is in the downstream position of heat exchanger.
In this embodiment, the installation section corresponding to the heat exchanger installation site with the air channel is configured to: cylindrical tube.As shown in Figure 2; Heat exchanger 6 is a duplexer; This duplexer is stacked gradually along two opposite radial direction pointing to the cylindrical tube outside by a plurality of groups of fins A and forms; Wherein in the plane axial perpendicular to cylindrical tube, it is multistage trapezoidal and join with the inner peripheral surface of cylindrical tube that the outline of this duplexer is.Be configured under the situation of cylindrical tube at said installation section, as above the heat exchanger 6 of the laminate construction of structure reduces than circular heat exchanger manufacturing cost.
Further, referring to the heat exchanger shown in Fig. 26, can be set to by whenever adjacent two groups of fins A: the length perpendicular to stacked direction is not isometric each other.Also illustrate among Fig. 2, each groups of fins A is configured to comprise: radiating tube B and vertically be located in the multi-disc fin on the radiating tube B, wherein all radiating tubes head and the tail of all groups of fins are communicated with successively and form refrigerant passage.For simplicity, omitted the bend pipe that different radiating tube B are communicated with among Fig. 2.In addition as also illustrating among a kind of optimal way Fig. 2: in the cross section of the stacked direction that is parallel to groups of fins A, the outline that all fin of each groups of fins form is a rectangle.
Thereby; In the air channel, be constructed to respectively under the situation of cylindrical tube corresponding to the section of centrifugal fan installation site and corresponding to the section of the installation site of mounting heat exchanger; The diameter of the utility model centrifugal fan, with the external diameter of a circle of the stairstepping outline of heat exchanger 6, air channel in be set to mutually the same or basic identical corresponding to the interior diameter of the respective section of centrifugal fan and heat exchanger installation site; Make wind energy enough pass through all heat exchange zones of heat exchanger windward side thus; Effectively raise the utilization rate of the windward side heat exchange area of heat exchanger; Compare with existing strip air-conditioning, guaranteeing to reduce the complete machine manufacturing cost under the identical efficiency.
Be configured to the situation of oval tube for the section of mounting heat exchanger in the air channel, the stacked direction that is range upon range of groups of fins carries out along oval-shaped long axis direction or short-axis direction, and all the other are similar with the situation of cylindrical tube, repeat no more.
But the utility model is not limited to this, the installation section corresponding to the installation site of mounting heat exchanger in air channel (below be called respective section), and its cross section perpendicular to wind direction can have different shapes, and is not limited only to cylindrical tube.In fact; As long as the internal perisporium at range upon range of one-tenth of groups of fins and respective section place is joined; That is: be connected to the internal perisporium at respective section place in the stairstepping outline of the heat exchanger of range upon range of one-tenth remains; No matter and what shape the internal perisporium at respective section place is, the heat exchanger that so is provided with can be referred to as the not heat exchanger of isometric structure of stairstepping.Be appreciated that when respective section is cylindrical tube said stairstepping outline approaches circle; When respective section is ellipse; Said stairstepping outline approaches ellipse, so the cross section of described respective section can be that cross section is any cylindrical shell of closed smooth curve.(this heat exchanger is not the internal perisporium that approaches respective section with overlapped way with directly heat exchanger being manufactured the contrast that is complementary with air channel respective section place internal perisporium; But that the finished product that produces is configured to is consistent with the internal perisporium of respective section); The heat exchanger of stepped construction (this heat exchanger is constructed with overlapped way, to approach the internal perisporium of respective section) can reduce the manufacturing cost of heat exchanger.
Further; The utility model is configured to the outer casing of air conditioner room unit: the perisporium 1 of outer casing is first cylindrical shell; First cylindrical shell be closed smooth curve perpendicular to its axial cross-sectional profiles, the front panel that the front side portion of outer casing 2 is complementary for the front port shape of the shape and first cylindrical shell.For example, can perisporium 1 be configured to cylindrical tube, this moment, closed smooth curve be circular, and axial along this cylindrical tube, and is identical perpendicular to these all axial cross-sectional profiles.
Fig. 3-5 illustrates centrifugal fan 5 and is driven by motor 7.Fig. 3 also illustrates: air inlet 3 is located on the front panel (being the front side portion 2 of outer casing) of outer casing, and air outlet 4 is arranged on the perisporium 1 of outer casing around the axis of centrifugal fan 5, air-out around this can realize; And further; Air inlet 3 is arranged a circle around centrifugal fan 5 on the plate in front; Also show the air flow path under this situation among Fig. 3 with arrow: from the wind of air inlet 3 behind heat exchanger 6; Derive (for illustrative purposes, the part in air channel only is shown among Fig. 3, and representes) by centrifugal fan 5 through air outlet 4 with label 8.When centrifugal fan 5 and heat exchanger 6 during along axially being provided with of the perisporium that is parallel to outer casing 1, it is less that this makes the utility model air conditioner room unit go up occupied space at horizontal direction (perpendicular to the direction of first tubular axis).As a kind of replaceable mode, referring to Fig. 4-5, air inlet 3 also can all be arranged on the front panel of outer casing with air outlet 4, and air inlet 3 is below air outlet 4.When air inlet and the air outlet of setting like this has been shown among Fig. 5, the flow path of air-flow.Air-flow is discharged through the air outlet 4 of indoor set from ducting outlet through heat exchanger 6, centrifugal fan 5 in the air channel from air inlet 3 entering air channels successively then.Find out also from Fig. 3 and Fig. 5 that in addition air inlet 3 is arranged on the right opposite of the inlet side of centrifugal fan 5.Like this, the distance of flow of air-flow is shorter, can reduce the power configuration requirement to motor 7.Fig. 3 and Fig. 5 also show wind deflector 41, wind deflector 41 steering currents to indoor direction, promote the circulation of room air on the one hand, avoid on the other hand interfering with the air-flow at air inlet 3 places.In the utility model, the perisporium of outer casing and front side portion can adopt the mode of removably connecting, for example screw connecting mode, buckle connected mode, plug connected mode etc.So, can the perisporium and the front side portion of outer casing be disassembled into the branch body component, so that transportation.
Because the perisporium 2 of outer casing can be any cylindrical shell of following structure in the utility model: promptly; Smooth curve with closure is a track; Normal direction with plane, track place serves as axial; The curve of cut-off line or any non-closure is a bus, though when bus be that track this perisporium when axially rotating a circle is tube structure with the smooth curve.Obviously so the perisporium that forms can be bus is cylindrical straight cylindrical shell, the bus of straight line and the frusto-conical barrel that axially is angle, bus is curve revolving body and the oval cylindrical shell that has uniformly ellipse shape cross section along axial direction.The outer casing of air conditioner room unit is cuboid in the prior art, and four spaces that the bight is occupied of rectangle air conditioner room unit have been saved in the cylinder-shaped perisporium setting of the utility model; And when along the perisporium of outer casing axially; When all cross-sectional profiles of perisporium were smooth curve, the perisporium outer surface was sweep outline, and this sweep outline helps the design in air channel; And improved the overall appearance effect of air conditioner room unit, can satisfy user's individual demand.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. an air conditioner room unit is characterized in that, the heat exchanger (6) that has outer casing, is located at the air channel in the said outer casing and is installed in porch in the said air channel; Wherein, Said heat exchanger (6) is a laminate construction, radially stacks gradually on the contrary along two of the perisporium that points to said air channel by a plurality of groups of fins (A) to form, and in the plane that is parallel to said range upon range of direction; The outline of this laminate construction is stairstepping; Wherein, at the section place corresponding to said heat exchanger (6) installation site in said air channel, the perisporium inner surface of said stairstepping outline and said section joins.
2. air conditioner room unit according to claim 1 is characterized in that, the length perpendicular to said stacked direction of every adjacent two groups of fins (A) is not isometric each other.
3. air conditioner room unit according to claim 2; It is characterized in that; Each groups of fins (A) comprising: radiating tube (B) and vertically be located in the multi-disc fin on the said radiating tube (B), wherein all radiating tubes head and the tail of all groups of fins are communicated with successively and form refrigerant passage.
4. according to each described air conditioner room unit among the claim 1-3; It is characterized in that; Said section in the said air channel is configured to: cross section is circular or oval-shaped cylindrical shell, and all of wherein said cylindrical shell are identical perpendicular to its axial cross-sectional profiles.
5. air conditioner room unit according to claim 4; It is characterized in that; The fan that guides wind flows in the said air conditioner room unit is a centrifugal fan, is installed in the porch in said air channel, and is positioned at the downstream part of said heat exchanger (6) along the flow direction of wind in said air channel.
6. air conditioner room unit according to claim 5; It is characterized in that; Said air channel corresponding to the section that said centrifugal fan is installed and corresponding to the section that said heat exchanger is installed; Be configured to cylindrical tube respectively, wherein, the diameter of the internal perisporium of the diameter of said centrifugal fan, the external diameter of a circle that is external in the said outline of said heat exchanger (6), said cylindrical tube is mutually the same.
7. according to each described air conditioner room unit among claim 1-3, the 5-6; It is characterized in that; Said outer casing is configured to: its perisporium (1) is first cylindrical shell; Said first cylindrical shell be closed smooth curve perpendicular to its axial cross-sectional profiles, the front side portion of said outer casing is the front panel that the front port shape of shape and said first cylindrical shell is complementary.
8. air conditioner room unit according to claim 7 is characterized in that, the smooth curve that has identical closure perpendicular to all cross-sectional profiles of its axis of said first cylindrical shell, and this smooth curve is circular or oval.
According to Claim 8 in each described air conditioner room unit, it is characterized in that the air inlet of said air conditioner room unit (3) is opened on the said front panel, and be communicated with the inlet in said air channel; The air outlet of said air conditioner room unit (4) centers on the perisporium that axially is opened in said outer casing (1) of said centrifugal fan (5), and is communicated with the outlet in said air channel.
10. according to each described air conditioner room unit among claim 1-3,5-6, the 8-9, it is characterized in that in being parallel to the cross section of said stacked direction, the outline that all fin of each groups of fins (A) form is a rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220095746 CN202521739U (en) | 2012-03-14 | 2012-03-14 | Indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220095746 CN202521739U (en) | 2012-03-14 | 2012-03-14 | Indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202521739U true CN202521739U (en) | 2012-11-07 |
Family
ID=47104686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220095746 Withdrawn - After Issue CN202521739U (en) | 2012-03-14 | 2012-03-14 | Indoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202521739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589051A (en) * | 2012-03-14 | 2012-07-18 | 海尔集团公司 | Indoor unit of air conditioner |
-
2012
- 2012-03-14 CN CN 201220095746 patent/CN202521739U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589051A (en) * | 2012-03-14 | 2012-07-18 | 海尔集团公司 | Indoor unit of air conditioner |
| CN102589051B (en) * | 2012-03-14 | 2017-03-22 | 海尔集团公司 | Indoor unit of air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121107 Effective date of abandoning: 20170322 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |