CN202361595U - Middle frame of hung indoor air conditioner - Google Patents
Middle frame of hung indoor air conditioner Download PDFInfo
- Publication number
- CN202361595U CN202361595U CN 201120465707 CN201120465707U CN202361595U CN 202361595 U CN202361595 U CN 202361595U CN 201120465707 CN201120465707 CN 201120465707 CN 201120465707 U CN201120465707 U CN 201120465707U CN 202361595 U CN202361595 U CN 202361595U
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- air
- wind deflector
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- rack
- conditioner indoor
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Abstract
The utility model provides a middle frame of a hung indoor air conditioner. The middle frame comprises a body formed by once injection molding; an air-inlet grille is arranged at the upper part of the body, and a filter net frame is arranged on the inner side of the air-inlet grille and in the middle of the body; an air outlet is formed at the lower part of the body; and an elongated air deflector is arranged at the lower end of the filter net frame, the two ends of the air deflector are respectively fixed on the two sides of the filter net frame, and a gap of 3mm to 9mm is left between the lower end surface of the air deflector and the upper end surface of a support at the bottom of the filter net frame. As the elongated air deflector is arranged at the lower end of the filter net frame, the intake air flow of an air inlet channel close to a vortex tongue is reduced so as to reduce the impact between the intake air flow and the circulating air flow of a cross-flow fan, thereby achieving the effects of noise reduction and sound quality improvement.
Description
Technical field
The utility model relates to a kind of indoor set of hanging air-conditioning, especially relates to a kind of middle mount structure of family expenses hanging air-conditioner indoor machine housing.
Background technology
Improving constantly of Along with people's living standard, requiring of indoor apparatus of air conditioner noise is increasingly high.Therefore, air-conditioning producer is pay attention to day by day indoor set noise reduction also, promotes tonequality, to improve the competitiveness of product in market.
For indoor apparatus of air conditioner, its main noise source is the rotational noise of cross flow fan, and the stream swirl noise.Existing cross flow fan extensively adopts not the equidistance blade arrangement or adopts oblique through-flow fan blade; Staggered in time in positions such as airflow strikes whirlpool tongue; Can effectively the former Impact energy of certain some frequency of concentrating be dispersed in a certain frequency band; Thereby form sound of the wind a slice, level and smooth to a certain extent noise.But these measures can not solve the noise problem of indoor set fully.
Conventional hanging air-conditioner indoor machine comprises housing and the cross flow fan that is installed in enclosure interior, and housing comprises base and is installed in the center on the base; Center middle part lateral surface installation panel, the midframe part of its middle shell is the working of plastics of single injection-molded, center comprises body; Body top is air-inlet grille; The bottom is an air outlet, and the screen pack frame is arranged on the inboard at body top and middle part, covers air-inlet grille and the body part corresponding with panel from body interior; Filter mounting filtering net on the rack, be used for the impurity such as dust of filtered air.
Hanging air-conditioner indoor machine generally is air intake from center top; Form air intake, air intake is passed the screen pack that filters the setting on the rack, gets into cross flow fan; At the inner recirculating air flow that forms of cross flow fan; Recirculating air flow is through after the cross flow fan deflection, and formation work is distinguished and admirable, sees off from the air outlet level of center bottom.Because the characteristic of cross flow fan; Causing not is to be all to be uniformly on all air intake channels, and the place of cross flow fan whirlpool tongue (promptly near) air intake is big in the filter screen stand lower end, is the main runner of air intake; The air intake here impinges upon with the recirculating air flow of cross flow fan; Cause sounding, cause the decline of tonequality, noise level raises.
Summary of the invention
The utility model provides the center of the hanging air-conditioner indoor machine of a kind of effective reduction noise level, raising tonequality to the deficiency that hanging air-conditioner indoor machine noise level of the prior art is higher, tonequality is relatively poor.
For solving the problems of the technologies described above, the utility model is able to solve through following technical proposals:
A kind of center of hanging air-conditioner indoor machine comprises the body of single injection-molded, and body top is provided with air-inlet grille; Air-inlet grille inboard and body middle part are provided with the filtration rack; The body bottom is provided with air outlet, and said filtration rack lower end is provided with wind deflector, and said wind deflector is a strip; The wind deflector two ends are separately fixed at the both sides of filtering rack, and 3 millimeters ~ 9 mm clearance are left with the upper surface of filtering the rack bottom bracket in said wind deflector lower surface.Filtering the wind deflector that the rack lower end is provided with strip, reduce air intake flow, thereby reduce the recirculating air flow impact of air intake and cross flow fan near whirlpool tongue place air intake passage, reach noise reduction and the effect that improves tonequality.
In the technique scheme, the length of said wind deflector is adaptive with the appearance of filtering rack, and the wide of wind deflector is 25 millimeters ~ 35 millimeters, and thickness is 2 millimeters ~ 4 millimeters.To the specification limits of wind deflector, its length enough will be filtered the rack right ends and covered, and not stay the gap, can obtain preferable wind effect to its width and thickness limits.Leave the space between wind deflector and the filter screen stand, make air intake some flow through from this gap, reach the purpose of shunting, help reducing the recirculating air flow impact of air intake to cross flow fan, reduce noise.
In the technique scheme, said wind deflector is a plastic plate, is structure as a whole single injection-molded with body.On the basis that obtains better noise reduction, save manufacturing cost as much as possible like this, the center of this kind technical scheme has than stable structure simultaneously.
In the technique scheme, said wind deflector is a plastic plate, and wind deflector is fastened on the inboard, lower end of filtering rack through gluing or draw-in groove.So conveniently the center of original structure is done further upgrading, under the situation that guarantees noise reduction and raising tonequality, needn't waste the center of the prior art of having produced.
In the technique scheme, one or more wind-guiding district is set on the said wind deflector, several through holes that said wind-guiding district is arranged by ranks constitute.The wind-guiding district that is made up of arrays of openings is set on wind deflector, air intake is disperseed, help air intake and flow into cross flow fan equably, reduce the noise that gas shock is sent simultaneously.
As preferably, said through hole is circular hole, rectangular opening, diamond hole or tri-angle-holed, is convenient to processing.
Adopt the center of the hanging air-conditioner indoor machine of the utility model, obtain following beneficial effect.
1, compared with prior art; The center of the hanging air-conditioner indoor machine of the utility model; Filtering the wind deflector that the rack lower end is provided with strip; Reduce air intake flow, thereby reduce the recirculating air flow impact of air intake and cross flow fan, reach noise reduction and the effect that improves tonequality near whirlpool tongue place air intake passage.
2, wind deflector and body are structure as a whole, and perhaps connect with the filtration rack through bonding or draw-in groove and fix.On the basis that obtains better noise reduction, save manufacturing cost as much as possible and improve cost like this, the center of this kind technical scheme has than stable structure simultaneously.
3, one or more wind-guiding district is set on the wind deflector, air intake is further disperseed the recirculating air flow impact of cross flow fan, help air intake all and the inflow cross flow fan, reduce the noise that gas shock is sent.
Description of drawings
Fig. 1 is the structural representation of center of the hanging air-conditioner indoor machine of the utility model.
Fig. 2 be among Fig. 1 A-A to cutaway view.
Fig. 3 is an I district enlarged drawing among Fig. 2.
Fig. 4 is the structural representation of another embodiment of the utility model.
Fig. 5 is the structural representation of wind deflector among Fig. 4.
Fig. 6 is the structural representation of another embodiment of wind deflector.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail.
Fig. 1, Fig. 2, shown in Figure 3, a kind of center of hanging air-conditioner indoor machine comprises the body 1 of single injection-molded; Body top is provided with air-inlet grille 20; Air-inlet grille inboard and body 1 middle part are provided with filters rack 30, and body 1 bottom is provided with air outlet 40, and this center inside is used to install air supply rates such as cross flow fan; Filter the wind deflector 50 that rack 30 lower ends are provided with strip; The length of wind deflector 50 is suitable with the length of filtering rack 30, and width is 25 millimeters ~ 35 millimeters, and thickness is 2 millimeters ~ 4 millimeters; The two ends of wind deflector 50 are separately fixed at the both sides of filtering rack 30, and 3 millimeters ~ 9 mm clearance are left with the upper surface 301 of filtering the rack bottom in wind deflector lower surface 501.Filtering the wind deflector 50 that rack 30 lower ends are provided with strip, reduce air intake flow, thereby reduce the recirculating air flow impact of air intake and cross flow fan near whirlpool tongue place air intake passage, reach noise reduction and the effect that improves tonequality.
Preferably, the length of wind deflector 50 is identical with the length of filtering rack 30, and the broadband is 30 millimeters, and thickness is 3 millimeters, and 5 mm clearance are left with the upper surface 301 of filtering the rack bottom in wind deflector lower surface 501.To the specification limits of wind deflector 50, its length enough will be filtered rack 30 right ends and covered, and not stay the gap, can obtain preferable wind effect to its width and thickness limits.Wind deflector 50 and filter between the rack 30 and leave the gap, make air intake some flow through from this gap, reach the purpose of shunting, help reducing the recirculating air flow impact of air intake to cross flow fan, reduce noise.
As preferably, wind deflector 50 is a plastic plate, is structure as a whole single injection-molded with body 1.Because the center of present employed indoor apparatus of air conditioner is plastic material; Integrative-structure through single injection-molded; On the basis that obtains better noise reduction, save manufacturing cost as much as possible like this, the center of this kind technical scheme has than stable structure simultaneously.
As preferably, it is inboard that this wind deflector 50 also can be fixed on the lower end of filtering rack 30 through connected modes such as gluing, draw-in groove connection, riveted joint, bolt connections.So conveniently the center of original structure is done further upgrading, under the situation that guarantees noise reduction and raising tonequality, needn't waste the center of the prior art of having produced.
Referring to Fig. 4, the center of the indoor apparatus of air conditioner in the technique scheme is provided with one or more wind-guiding district 503 on the wind deflector 50, and several through holes 505 that this wind-guiding district 503 is arranged by ranks constitute.The wind-guiding district 503 that is rearranged by through hole 505 is set on wind deflector 50, air intake is disperseed, help air intake all and the inflow cross flow fan, reduce the noise that gas shock is sent simultaneously.
Referring to Fig. 5 and Fig. 6, the wind deflector 50 of center in the technique scheme, the through hole 505 in its wind-guiding district 503 is a circular hole, also can be rectangular opening, diamond hole or tri-angle-holed.Can select different shape of through holes for use according to the center of different model.
When indoor apparatus of air conditioner entering duty, the impeller that is installed in the inner cross flow fan of center begins to rotate under the drive of motor, during the impeller rotation; Air-flow gets into center from air-inlet grille, forms air intake, the screen pack of air intake through being provided with on the center inner filtration rack; Air intake is passed impeller inside again, forms recirculating air flow, and recirculating air flow enters spiral case from the impeller another side; Form working air current, discharge from the air outlet of center again.At this moment, owing to stopping of wind deflector, the air intake major part that approach filters the rack lower end can not directly get into impeller inside, has reduced the impact of air intake to the recirculating air flow of cross flow fan, reaches the purpose that reduces noise.By the air intake that the space of the wind-guiding district of wind deflector and lower end thereof gets into the cross flow fan impeller, the recirculating air flow bump with cross flow fan forms melodious sound of the wind, improves the tonequality of air-flow with this.
Claims (7)
1. the center of a hanging air-conditioner indoor machine; The body (10) that comprises single injection-molded, body (10) top is provided with air-inlet grille (20), and air-inlet grille inboard and body (10) middle part is provided with filters rack (30); Body (10) bottom is provided with air outlet (40); It is characterized in that said filtration rack (30) lower end is provided with wind deflector (50), said wind deflector (50) is a strip; Wind deflector (50) two ends are separately fixed at the both sides of filtering rack (30), and 3 millimeters ~ 9 mm clearance are left with upper end (301) face that filters the rack bottom in said wind deflector lower surface (501).
2. the center of a kind of hanging air-conditioner indoor machine according to claim 1; It is characterized in that: the length of said wind deflector (50) is suitable with the length of filtering rack (30); The width of wind deflector (50) is 25 millimeters ~ 35 millimeters, and thickness is 2 millimeters ~ 4 millimeters.
3. the center of a kind of hanging air-conditioner indoor machine according to claim 1 and 2 is characterized in that, said wind deflector (50) is a plastic plate, is structure as a whole single injection-molded with body (10).
4. the center of a kind of hanging air-conditioner indoor machine according to claim 1 and 2 is characterized in that, said wind deflector (50) is a plastic plate, and wind deflector (50) is fastened on the inboard, lower end of filtering rack (30) through gluing or draw-in groove.
5. the center of a kind of hanging air-conditioner indoor machine according to claim 1 and 2; It is characterized in that; One or more wind-guiding district (503) is set on the said wind deflector (50), and several through holes (505) that said wind-guiding district (503) is arranged by ranks constitute.
6. the center of a kind of hanging air-conditioner indoor machine according to claim 5 is characterized in that, said through hole (505) is a circular hole.
7. the center of a kind of hanging air-conditioner indoor machine according to claim 5 is characterized in that, said through hole (505) is rectangular opening, diamond hole or tri-angle-holed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120465707 CN202361595U (en) | 2011-11-22 | 2011-11-22 | Middle frame of hung indoor air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120465707 CN202361595U (en) | 2011-11-22 | 2011-11-22 | Middle frame of hung indoor air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202361595U true CN202361595U (en) | 2012-08-01 |
Family
ID=46572777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120465707 Expired - Fee Related CN202361595U (en) | 2011-11-22 | 2011-11-22 | Middle frame of hung indoor air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202361595U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697053A (en) * | 2015-02-13 | 2015-06-10 | 广东美的制冷设备有限公司 | Indoor unit of air conditioner and wind board |
| CN106123154A (en) * | 2016-06-22 | 2016-11-16 | 邓语清 | A kind of air conditioning exhausting guard |
| CN107514679A (en) * | 2017-07-21 | 2017-12-26 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner indoor unit |
| CN108006832A (en) * | 2018-01-13 | 2018-05-08 | 广东美的制冷设备有限公司 | Wind outlet panel and air conditioner |
| CN108151154A (en) * | 2018-01-13 | 2018-06-12 | 广东美的制冷设备有限公司 | Wind outlet panel and console mode room air conditioner |
| CN108167946A (en) * | 2018-01-13 | 2018-06-15 | 广东美的制冷设备有限公司 | Rotary components and floor air conditioner |
-
2011
- 2011-11-22 CN CN 201120465707 patent/CN202361595U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697053A (en) * | 2015-02-13 | 2015-06-10 | 广东美的制冷设备有限公司 | Indoor unit of air conditioner and wind board |
| CN106123154A (en) * | 2016-06-22 | 2016-11-16 | 邓语清 | A kind of air conditioning exhausting guard |
| CN107514679A (en) * | 2017-07-21 | 2017-12-26 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner indoor unit |
| CN107514679B (en) * | 2017-07-21 | 2020-12-29 | 青岛海尔空调器有限总公司 | Wall-mounted air conditioner indoor unit |
| CN108006832A (en) * | 2018-01-13 | 2018-05-08 | 广东美的制冷设备有限公司 | Wind outlet panel and air conditioner |
| CN108151154A (en) * | 2018-01-13 | 2018-06-12 | 广东美的制冷设备有限公司 | Wind outlet panel and console mode room air conditioner |
| CN108167946A (en) * | 2018-01-13 | 2018-06-15 | 广东美的制冷设备有限公司 | Rotary components and floor air conditioner |
| CN108151154B (en) * | 2018-01-13 | 2024-04-09 | 广东美的制冷设备有限公司 | Air outlet panel and floor type indoor air conditioner |
| CN108167946B (en) * | 2018-01-13 | 2024-07-12 | 广东美的制冷设备有限公司 | Rotary assembly and vertical air conditioner |
| CN108006832B (en) * | 2018-01-13 | 2024-07-30 | 广东美的制冷设备有限公司 | Air outlet panel and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170612 Address after: 315191 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho Patentee after: AUX air conditioning Limited by Share Ltd Address before: 315191 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166 Patentee before: Ningbo AUX Group. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20201122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |