CN102374583A - Indoor unit for air conditioner - Google Patents
Indoor unit for air conditioner Download PDFInfo
- Publication number
- CN102374583A CN102374583A CN201010255141XA CN201010255141A CN102374583A CN 102374583 A CN102374583 A CN 102374583A CN 201010255141X A CN201010255141X A CN 201010255141XA CN 201010255141 A CN201010255141 A CN 201010255141A CN 102374583 A CN102374583 A CN 102374583A
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- Prior art keywords
- straight wall
- whirlpool tongue
- tongue
- air
- vortex tongue
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention relates to an indoor unit for an air conditioner. The indoor unit comprises a base plate, a front frame, a front panel, a top surface air absorption grating, a plurality of filters, an indoor heat exchanger, an indoor fan, a fan motor, a vortex tongue and an air deflector, wherein the vortex tongue comprises a vortex tongue frame, a vortex tongue straight wall, a connecting rod and a plurality of blades; and the vortex tongue straight wall has a hollow structure, and a plurality of micropores are formed on the surface facing the outer side of the vortex tongue straight wall. In the indoor unit for the air conditioner, the vortex tongue straight wall is designed in the hollow structure, the plurality of micropores are formed on the outer surface of the vortex tongue straight wall, and when reaching the outer surface, air blown from the indoor fan can pass through the micropores to enter the inside of the vortex tongue straight wall, so that noise caused by the impact of airflow on the vortex tongue straight wall can be reduced substantially. In addition, the outer surface of the vortex tongue straight wall is inclined, so the flowing of the airflow is facilitated; and the shapes of air swirls at the vortex tongue can be changed by a method for changing inclination angles, so that the noise caused by the vortex can be reduced effectively.
Description
Technical field
The present invention relates to a kind of air-conditioner, particularly relate to a kind of air conditioner room unit.
Background technology
Usually, air-conditioner is a kind of device that makes its inner refrigerant carry out the refrigeration of being made up of compression process, condensation process, expansion process and evaporation process or heat circulation.When air-conditioner carries out kind of refrigeration cycle; The refrigerant that becomes high-temperature high-pressure state through compressor compresses is inflow outdoor heat exchanger at first; This refrigerant will dispel the heat to the outside in outdoor heat converter; Flow to expansion valve then, and when flowing through expansion valve, significantly reduce its temperature and pressure, this low temperature, low pressure refrigerant are with inflow indoor heat exchanger subsequently.This refrigerant will absorb the heat of surrounding air in indoor heat converter, flow back to again in the compressor at last, circulate so repeatedly.It is then opposite with above-mentioned kind of refrigeration cycle process to heat circulation.Air-conditioner is divided into split type and integral type usually.Wherein detachable air conditioner has independently off-premises station and indoor set usually, and is separately positioned on outdoor and indoor.Described compression process, condensation process and expansion process are in the off-premises station of air-conditioner, to carry out, and evaporation process then is in indoor set, to carry out.In addition, indoor heat converter is mounted in indoor and has refrigeration or heat the device of effect, and it has the effect of evaporimeter when kind of refrigeration cycle, then has the effect of condenser heating circulation time.Outdoor heat converter has the effect of condenser when kind of refrigeration cycle, then have the effect of evaporimeter heating circulation time.Fig. 1 is the air conditioner room unit STRUCTURE DECOMPOSITION stereogram of prior art.Fig. 2 is the air conditioner room unit side direction structural representation shown in Fig. 1.Like Fig. 1, shown in Figure 2, the air conditioner room unit of this prior art comprises: the chassis 1 that constitutes the indoor set back side and bottom surface portions structure and the indoor set parts can be installed on it; Be installed in the front end on chassis 1, constitute indoor set front end face, end face and two sides external structure, and be respectively equipped with the front baffle 3 of front and end face air inlet 20,21 on front end face and the end face; Be installed in front air inlet 20 and be formed with the front panel 7 of front suction grille 5 on it; Be installed in the end face suction grille 3 ' on the end face air inlet 21; Be arranged between front baffle 3 and the front panel 7, be used for a plurality of filters 9 ', 22 of filtering suction grille 5 and end face suction grille 3 ' inhaled air impurity from the front; Be installed in front baffle 3 inner front side, and pass through the indoor heat converter 9 that refrigerant pipe 24 links to each other with not shown off-premises station; Be arranged on the rear of indoor heat converter 9, be used for room air is drawn into the inside of indoor set, and the air that will pass through indoor heat converter 9 heat exchanges is expelled back into the indoor fan 10 of the interior space; Be positioned at a side of indoor fan 10, and output shaft links to each other with indoor fan 10, be used to the fan electromotor 10 ' that indoor fan 10 provides rotary power; Be arranged on the whirlpool tongue 11 of front baffle 3 lower ends; And be installed in the air outlet place that forms by between chassis 1 and front baffle 3 lower ends, be used for the wind deflector 15 of up-down adjustment air-out direction; Described whirlpool tongue 11 comprises the straight wall of whirlpool tongue framework 25, whirlpool tongue 26, connecting rod 18 and several blades 16; Wherein whirlpool tongue framework 25 is П shape, and opening backward, and its two ends are fixed on the lower end, both sides, the back side of front baffle 3; The two ends of the straight wall 26 of whirlpool tongue are connected the open rearward end both sides of whirlpool tongue framework 25, between whirlpool tongue framework 25 and the straight wall 26 of whirlpool tongue, form exhaust passage 13 thus; Several blade 16 standoff distances are installed on the connecting rod 18, and the upper end is hinged on the edge of straight wall 26 front end faces of whirlpool tongue, therefore can move simultaneously, are used for the left and right adjusting air-out direction.After this air-conditioner starts; Indoor fan 10 will begin rotation in the drive of fan electromotor 10 '; Thereby room air is drawn into the inside of indoor set through front suction grille 5 and end face suction grille 3 ', and this part air will flow to indoor heat converter 9 then.This air will carry out heat exchange with the refrigerant from off-premises station of indoor heat converter 9 internal flows when flowing through indoor heat converter 9; Thereby temperature is raise or reduction; Air through heat exchange will flow to indoor fan 10 afterwards; Below from indoor fan 10 flows into the exhaust passage 13 on the whirlpool tongue 11 then, under the guiding of wind deflector 15 and blade 16, arranges to the interior space through air outlet at last, thereby the interior space is remained under the suitable temperature.But; There is following point in the air conditioner room unit of this prior art: as stated; The installation site of whirlpool tongue 11 is on the flow path of air just, therefore will inevitably receive the bump of air-flow, so produce eddy current easily herein; The result causes bigger noise, thereby causes being discontented with of consumer.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of air conditioner room unit that can effectively reduce noise.
In order to achieve the above object, air conditioner room unit provided by the invention comprises chassis, front baffle, front panel, end face suction grille, a plurality of filter, indoor heat converter, indoor fan, fan electromotor, whirlpool tongue and wind deflector; Described whirlpool tongue comprises whirlpool tongue framework, the straight wall of whirlpool tongue, connecting rod and several blades; Wherein tongue framework in whirlpool is П shape, and opening backward, and its two ends are fixed on the lower end, both sides, the back side of front baffle; The two ends of the straight wall of whirlpool tongue are connected the open rearward end both sides of whirlpool tongue framework, between whirlpool tongue framework and the straight wall of whirlpool tongue, form the exhaust passage thus; Several blade standoff distances are installed on the connecting rod, and the upper end is hinged on the edge of the straight wall front end face of whirlpool tongue, therefore can move simultaneously, are used for the left and right adjusting air-out direction; The described whirlpool straight wall of tongue is a hollow structure, and on the surface in the outside, is formed with a plurality of micropores.
Tongue Zhi Bi longitudinal cross-section, described whirlpool is del.
The diameter of described micropore is less than 1mm.
Air conditioner room unit provided by the invention is that tongue straight wall in whirlpool on it is designed to hollow structure; And offer a plurality of micropores on its outer surface; When the wind that blown out by indoor fan arrives this outer surface, will pass these micropores like this and get into the inside of the straight wall of whirlpool tongue, thereby can reduce the noise that causes because of the airflow strikes whirlpool straight wall of tongue significantly.In addition,, therefore help flowing of air-flow, and can change the shape of tongue place, whirlpool air swirl, thereby can reduce the noise that produces by this eddy current effectively through the method that changes the angle of inclination because the outer surface of the straight wall of whirlpool tongue is skewed.
Description of drawings
Fig. 1 is the air conditioner room unit STRUCTURE DECOMPOSITION stereogram of prior art.
Fig. 2 is the air conditioner room unit side direction structural representation shown in Fig. 1.
Fig. 3 is a whirlpool tongue partial structurtes sketch map in the air conditioner room unit provided by the invention.
Fig. 4 be among Fig. 3 A-A to cutaway view.
Fig. 5 is an air conditioner room unit external structure stereogram provided by the invention.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment air conditioner room unit provided by the invention is elaborated.The parts identical with prior art use identical symbol, and omit its explanation of carrying out.
Like Fig. 3-Fig. 5 and Fig. 1, shown in Figure 2, air conditioner room unit provided by the invention comprises: the chassis 1 that constitutes the indoor set back side and bottom surface portions structure and the indoor set parts can be installed on it; Be installed in the front end on chassis 1, constitute indoor set front end face, end face and two sides external structure, and be respectively equipped with the front baffle 3 of front and end face air inlet 20,21 on front end face and the end face; Be installed in front air inlet 20 and be formed with the front panel 7 of front suction grille 5 on it; Be installed in the end face suction grille 3 ' on the end face air inlet 21; Be arranged between front baffle 3 and the front panel 7, be used for a plurality of filters 9 ', 22 of filtering suction grille 5 and end face suction grille 3 ' inhaled air impurity from the front; Be installed in front baffle 3 inner front side, and pass through the indoor heat converter 9 that refrigerant pipe 24 links to each other with not shown off-premises station; Be arranged on the rear of indoor heat converter 9, be used for room air is drawn into the inside of indoor set, and the air that will pass through indoor heat converter 9 heat exchanges is expelled back into the indoor fan 10 of the interior space; Be positioned at a side of indoor fan 10, and output shaft links to each other with indoor fan 10, be used to the fan electromotor 10 ' that indoor fan 10 provides rotary power; Be arranged on the whirlpool tongue 30 of front baffle 3 lower ends; And be installed in the air outlet place that forms by between chassis 1 and front baffle 3 lower ends, be used for the wind deflector 15 of up-down adjustment air-out direction; Described whirlpool tongue 30 comprises the straight wall of whirlpool tongue framework 25, whirlpool tongue 27, connecting rod 18 and several blades 16; Wherein whirlpool tongue framework 25 is П shape, and opening backward, and its two ends are fixed on the lower end, both sides, the back side of front baffle 3; The two ends of the straight wall 27 of whirlpool tongue are connected the open rearward end both sides of whirlpool tongue framework 25, between whirlpool tongue framework 25 and the straight wall 26 of whirlpool tongue, form exhaust passage 13 thus; Several blade 16 standoff distances are installed on the connecting rod 18, and the upper end is hinged on the edge of straight wall 27 front end faces of whirlpool tongue, therefore can move simultaneously, are used for the left and right adjusting air-out direction; Tongue straight wall 27 in described whirlpool is a hollow structure, and on the surface in the outside, is formed with a plurality of micropores 28.
The straight wall of described whirlpool tongue 27 longitudinal cross-sections are del.
The diameter of described micropore 28 is less than 1mm.
Therefore the same prior art of air conditioner room unit operation principle provided by the invention repeats no more here.Different is when the wind that is blown out by indoor fan 10 arrives tongue 30 places, whirlpool; In fact the straight wall 27 of whirlpool tongue that is formed with a plurality of micropores 28 on hollow and the outer surface plays a micropore sound absorber; Can reduce gas-flow resistance and be the skewed straight wall outer surface of whirlpool tongue, so can reduce noise effectively.
Claims (3)
1. air conditioner room unit; It comprises chassis (1), front baffle (3), front panel (7), end face suction grille (3 '), a plurality of filter (9 ', 22), indoor heat converter (9), indoor fan (10), fan electromotor (10 '), whirlpool tongue (30) and wind deflector (15); Described whirlpool tongue (30) comprises whirlpool tongue framework (25), the straight wall of whirlpool tongue (27), connecting rod (18) and several blades (16); Wherein whirlpool tongue framework (25) is П shape, and opening backward, and its two ends are fixed on the lower end, both sides, the back side of front baffle (3); The two ends of the straight wall of whirlpool tongue (27) are connected the open rearward end both sides of whirlpool tongue framework (25), between whirlpool tongue framework (25) and the straight wall of whirlpool tongue (26), form exhaust passage (13) thus; Several blades (16) standoff distance is installed on the connecting rod (18), and the upper end is hinged on the edge of the straight wall of whirlpool tongue (27) front end face, therefore can move simultaneously, is used for the left and right adjusting air-out direction; It is characterized in that: the straight wall of described whirlpool tongue (27) is a hollow structure, and on the surface in the outside, is formed with a plurality of micropores (28).
2. air conditioner room unit according to claim 1 is characterized in that: the straight wall of described whirlpool tongue (27) longitudinal cross-section is del.
3. air conditioner room unit according to claim 1 is characterized in that: the diameter of described micropore (28) is less than 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010255141.XA CN102374583B (en) | 2010-08-17 | 2010-08-17 | Air conditioner room unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010255141.XA CN102374583B (en) | 2010-08-17 | 2010-08-17 | Air conditioner room unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102374583A true CN102374583A (en) | 2012-03-14 |
| CN102374583B CN102374583B (en) | 2016-03-02 |
Family
ID=45793576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010255141.XA Expired - Fee Related CN102374583B (en) | 2010-08-17 | 2010-08-17 | Air conditioner room unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102374583B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822312A (en) * | 2014-03-24 | 2014-05-28 | 必宜（天津）科技有限公司 | Ventilation and purification device |
| CN110462305A (en) * | 2017-04-11 | 2019-11-15 | 三菱电机株式会社 | Indoor unit and air-conditioning device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0175229A2 (en) * | 1984-09-21 | 1986-03-26 | Heidolph-Elektro GmbH & Co. KG | Cross-current ventilator |
| CN2155520Y (en) * | 1993-04-09 | 1994-02-09 | 北京康拓科技开发公司 | Sourceless noise-lowering device for room air conditioner |
| JPH10220792A (en) * | 1997-02-03 | 1998-08-21 | Daikin Ind Ltd | Indoor machine for air conditioner |
| JP2000051624A (en) * | 1998-08-05 | 2000-02-22 | Matsushita Electric Ind Co Ltd | Air cleaner |
| CN101307947A (en) * | 2007-05-18 | 2008-11-19 | 乐金电子(天津)电器有限公司 | Split wall-hanging type air conditioner indoor set air outlet structure |
| CN101509506A (en) * | 2008-07-10 | 2009-08-19 | 吉林大学 | Bionic coupling noise elimination noise reduction spiral tougue |
| CN201439986U (en) * | 2009-08-17 | 2010-04-21 | 珠海格力电器股份有限公司 | Split wall-mounted air conditioner and sweeping structure thereof |
-
2010
- 2010-08-17 CN CN201010255141.XA patent/CN102374583B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0175229A2 (en) * | 1984-09-21 | 1986-03-26 | Heidolph-Elektro GmbH & Co. KG | Cross-current ventilator |
| CN2155520Y (en) * | 1993-04-09 | 1994-02-09 | 北京康拓科技开发公司 | Sourceless noise-lowering device for room air conditioner |
| JPH10220792A (en) * | 1997-02-03 | 1998-08-21 | Daikin Ind Ltd | Indoor machine for air conditioner |
| JP2000051624A (en) * | 1998-08-05 | 2000-02-22 | Matsushita Electric Ind Co Ltd | Air cleaner |
| CN101307947A (en) * | 2007-05-18 | 2008-11-19 | 乐金电子(天津)电器有限公司 | Split wall-hanging type air conditioner indoor set air outlet structure |
| CN101509506A (en) * | 2008-07-10 | 2009-08-19 | 吉林大学 | Bionic coupling noise elimination noise reduction spiral tougue |
| CN201439986U (en) * | 2009-08-17 | 2010-04-21 | 珠海格力电器股份有限公司 | Split wall-mounted air conditioner and sweeping structure thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822312A (en) * | 2014-03-24 | 2014-05-28 | 必宜（天津）科技有限公司 | Ventilation and purification device |
| CN110462305A (en) * | 2017-04-11 | 2019-11-15 | 三菱电机株式会社 | Indoor unit and air-conditioning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102374583B (en) | 2016-03-02 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20190817 |