CN104896713A - Noise reduction component of air conditioner and air conditioner - Google Patents
Noise reduction component of air conditioner and air conditioner Download PDFInfo
- Publication number
- CN104896713A CN104896713A CN201510274628.5A CN201510274628A CN104896713A CN 104896713 A CN104896713 A CN 104896713A CN 201510274628 A CN201510274628 A CN 201510274628A CN 104896713 A CN104896713 A CN 104896713A
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- Prior art keywords
- air
- conditioner
- noise reduction
- reduction part
- air inlet
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/242—Sound-absorbing material
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention discloses a noise reduction component of an air conditioner. The noise reduction component of the air conditioner comprises a support located at an air inlet of the air conditioner and damping materials adhered to the surface of the support. The support is of a plate-shaped structure. One face, adhered with the damping materials, of the support faces to the air inlet of the air conditioner. The invention further discloses the air conditioner. The noise reduction component of the air conditioner directly faces the air inlet of the air conditioner. When the air conditioner works, a centrifugal wind wheel inside a volute starts to work to form rotating spiral air-flow noise, the damping materials of the noise reduction component effectively damped the noise radiated from the rotation of the centrifugal wind wheel, and the noise level in a room is lowered.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly the noise reduction part of air-conditioner and air-conditioner.
Background technology
The cabinet-type air conditioner air channel structure of current air conditioner room unit adopts air exhausting structure before the front air exhausting structure of side air intake, the front air exhausting structure of advancing air and rear air intake usually.In above-mentioned three kinds of structures, the cabinet-type air conditioner front level of noise of side air intake and advancing air structure is comparatively large, and its noise source rotates spiral noise in air outlet pneumatic noise and air inlet wind wheel.For the cabinet-type air conditioner of air exhausting structure before rear air intake, the air outlet pneumatic noise value at distance height 1 meter of, dead ahead can reduce widely, be better than advancing air and side air intake two kinds of versions, therefore after, before air intake, the noise source of the cabinet-type air conditioner of air exhausting structure mainly comes from air inlet wind wheel rotation spiral noise, the air inlet wind wheel rotary radiation of rear air intake noise radiation is out on the wall at cabinet-type air conditioner rear, and to reflex in room from all directions, cause level of noise larger.
Summary of the invention
Main purpose of the present invention, for providing a kind of noise reduction part and air-conditioner of air-conditioner, effectively can reduce the air inlet wind wheel rotary radiation of air-conditioner and the noise of reflection.
The present invention proposes a kind of noise reduction part of air-conditioner, and comprise the support that is positioned at air-conditioner air inlet and be attached to the sound-absorbing material of described rack surface, described support is platy structure, described support be attached with one of sound-absorbing material facing to the air inlet of described air-conditioner.
Preferably, described noise reduction part is arranged on the other casing of described air-conditioner air inlet, described noise reduction part can folding relative to described air inlet, when described air-conditioner is closed, described noise reduction part is closed, and described noise reduction part blocks described air inlet, when described air-conditioner work, described noise reduction part is opened, and leaves the space of ventilation between described noise reduction part and described air inlet.
Preferably, described support is provided with at least one driving member, described driving member comprises tooth bar, with described tooth bar meshed gears and drive the motor of described pinion rotation, described motor is arranged in the other casing of described air-conditioner air inlet, described geared sleeve is connected on the motor shaft of described motor, the stiff end of described tooth bar is installed on the bracket, and the free end of described tooth bar extends towards described air-conditioner air inlet direction, and the casing being inserted into described air-conditioner is interior and described gears meshing.
Preferably, described driving member also comprises box body, described box body is fixed in the other casing of described air-conditioner air inlet, described motor is fixed on described box body, described gear is contained in described box body, described box body offers two windows be oppositely arranged, and the free end of described tooth bar inserts from a window, stretch out from another window, the part of described tooth bar between two described windows and described gears meshing.
Preferably, the stiff end of described tooth bar offers an axis hole, and the position described support corresponding to described tooth bar stiff end is provided with a rotating shaft, and described rotating shaft and described axis hole are rotatably assorted.
Preferably, described support on the surface adhering to sound-absorbing material, be provided with multiple projection, described sound-absorbing material is attached to described lug surface.
Preferably, described projection is cylinder or centrum or frustum or contract body.
Preferably, described support be plane or arcwall face for adhering to the surface of sound-absorbing material, described sound-absorbing material is attached on described plane or arcwall face.
Preferably, described sound-absorbing material is loose pore structure or honeycomb.
Preferably, described sound-absorbing material comprises cotton material or fibrous material or honeycomb cardboard material.
The present invention also proposes a kind of air-conditioner, comprise air inlet and casing, also comprise the noise reduction part of air-conditioner, the noise reduction part of described air-conditioner comprises the support being positioned at air-conditioner air inlet and the sound-absorbing material being attached to described rack surface, described support is platy structure, described support be attached with one of sound-absorbing material facing to the air inlet of described air-conditioner.
Described air inlet is arranged on the rear of described air-conditioner, and the noise reduction part of described air-conditioner is arranged on the backboard of described casing.
Air-conditioner noise reduction part of the present invention is just to air-conditioner air inlet, when air-conditioner works, in spiral case, centrifugal wind wheel is started working, and is formed and rotates spiral pneumatic noise, the sound-absorbing material of noise reduction part has been decayed centrifugal wind wheel rotary radiation noise out effectively, reduces the level of noise in room.
Accompanying drawing explanation
Structural representation when Fig. 1 is the noise reduction part closedown of air-conditioner of the present invention;
The structural representation of embodiment when Fig. 2 a is the noise reduction part unlatching of air-conditioner of the present invention;
The structural representation of another embodiment when Fig. 2 b is the noise reduction part unlatching of air-conditioner of the present invention;
Fig. 3 is the structural representation of noise reduction part one embodiment of air-conditioner of the present invention;
Fig. 4 is the structural representation of another embodiment of noise reduction part of air-conditioner of the present invention;
Fig. 5 is the A portion enlarged drawing of Fig. 4.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, Figure 2 shown in a and Fig. 2 b, structural representation when Fig. 1 is the noise reduction part closedown of air-conditioner of the present invention; The structural representation of embodiment when Fig. 2 a is the noise reduction part unlatching of air-conditioner of the present invention; The structural representation of another embodiment when Fig. 2 b is the noise reduction part unlatching of air-conditioner of the present invention.
The noise reduction part 100 of the air-conditioner that the embodiment of the present invention proposes, all can use in the air-conditioner of advancing air, side air intake and rear air inlet structure, noise reduction part 100 comprises the support 110 being positioned at air-conditioner air inlet and the sound-absorbing material 120 being attached to support 110 surface, support 110 is platy structure, sound-absorbing material 120 Pasting or cover paste cover support 110 one on the surface, support 110 be attached with one of sound-absorbing material 120 facing to the air inlet 200 of air-conditioner.When air-conditioner works, in spiral case, centrifugal wind wheel is started working, and formed and rotate spiral pneumatic noise, noise reduction part 100 is just to air inlet 200, the sound-absorbing material 120 of noise reduction part 100 has been decayed centrifugal wind wheel rotary radiation noise out effectively, reduces the level of noise in room.
Further, noise reduction part 100 is arranged on the other casing 300 of air-conditioner air inlet 200, and noise reduction part 100 can folding relative to air inlet 200.When air-conditioner is closed, noise reduction part 100 is closed, and noise reduction part 100 attaches on the air-inlet grille of air inlet 200, makes noise reduction part 100 block air inlet 200, and air inlet 200 is directly exposed not outside at air-conditioner, effectively prevents the foreign matters such as dust from entering cabinet-type air conditioner inner chamber.When air-conditioner works, noise reduction part 100 is opened, the space of ventilation is left between noise reduction part 100 and air inlet 200, so that air inlet 200 air intake, do not affect air quantity, now centrifugal wind wheel is started working, formed and rotate spiral pneumatic noise, noise reduction part 100 is just to air inlet 200, and the sound-absorbing material 120 of noise reduction part 100 has been decayed centrifugal wind wheel rotary radiation noise out effectively, reduces the level of noise in room.Meanwhile, because noise reduction part 100 is arranged on air-conditioner air inlet 200, when air-conditioner works, noise reduction part 100 also can have stop curtain is entered air inlet 200 effect by absorption, improves the security of air-conditioner.
As shown in Figure 3, Fig. 3 is the structural representation of noise reduction part one embodiment of air-conditioner of the present invention.
Support 110 is provided with at least one driving member 130, the quantity of driving member 130 can be one or more, when driving member 130 is one, driving member 130 can be arranged on middle part or the edge of support 110, when driving member 130 is two, driving member 130 can be arranged on the edge that two of support 110 are relative, when driving member 130 is four, driving member 130 can be arranged on four angles of support 110.
The motor 133 that driving member 130 comprises tooth bar 131, rotates with tooth bar 131 meshed gears 132 and driven wheel 132.Motor 133 is arranged in the other casing 300 of air-conditioner air inlet 200, is fixed on casing 133, can cannot see motor 133 in air-conditioner outside, be conducive to the overall appearance of beautifying air-conditioner by screw by motor 133.Gear 132 is socketed on the motor shaft of motor 133, tooth bar 131 one end is fixed on support 110, tooth bar 131 free end extends towards air-conditioner air inlet 200 direction, and engage with gear 132 in the casing 300 being inserted into air-conditioner, an opening can be offered on the casing 300 of air-conditioner, insert for tooth bar 131.When noise reduction part 100 needs to open, motor 133 driven wheel 132 rotates, and gear 132 is with carry-over bar 131 to move, tooth bar 131 stretches out from casing 300, tooth bar 131 drives support 110 to leave air inlet 200, makes to form a space between air inlet 200 and support 110, enters air inlet 200 for air.When noise reduction part 100 needs to close, motor 133 driven wheel 132 counter-rotation, gear 132 is with carry-over bar 131 mobile in the other direction, and tooth bar 131 stretches in casing 300, and tooth bar 131 drives support 110 to cover air inlet 200, makes support 110 block air inlet 200.Wherein, tooth bar 131 can perpendicular to support 110 place plane, or has angle with support 110 place plane and arrange, and when only need ensure that tooth bar 131 drives support 110 to cover air inlet 200, can well shelter from air inlet 200.
Further, driving member 130 also comprises box body 134, and box body 134 is fixed in the other casing 300 of air-conditioner air inlet 200, and by screw fastening, motor 133 is fixed on box body 134, and also can pass through screw fastening, gear 132 is contained in box body 134.Box body 134 offers two windows be oppositely arranged 1341 and window 1342, the free end of tooth bar 131 inserts from a window 1341, stretches out from another window 1342, and the part of tooth bar between two windows 1341 and window 1342 engages with gear 132.
Further, the stiff end of tooth bar 131 offers an axis hole (not shown), and position support 110 corresponding to tooth bar 131 stiff end is provided with a rotating shaft 140, and rotating shaft 140 and axis hole are rotatably assorted.Here consider that the engagement of gear 132 and tooth bar 131 may exist certain deviation, or there is error in tooth bar 131 setting angle, air inlet 200 can not be covered completely for avoiding noise reduction part 100 when closing and cause certain gap, adopt the mode that tooth bar 131 and support 110 are hinged, according to the deflection angle of the angle of air inlet 200 adaptive adjustment noise reduction part 100 when noise reduction part 100 can be made to close, it is made to cover air inlet 200 completely.
Certainly, if gear 132 and tooth bar 131 engage enough accurate, tooth bar 131 setting angle also ensures enough accurate, noise reduction part 100 can be good at when closing covering air inlet 200, so also can not use the structure of rotating shaft 140 and axis hole, but directly the stiff end of tooth bar 131 is fixed on support 110 by screw or integrated mode.
As shown in Figure 4 and Figure 5, Fig. 4 is the structural representation of another embodiment of noise reduction part of air-conditioner of the present invention; Fig. 5 is the A portion enlarged drawing of Fig. 4.
Support 110 embodiment can be designed to plane or arcwall face like that as shown in Figure 3 for the surface adhering to sound-absorbing material 120, sound-absorbing material 120 is attached on plane or arcwall face.For increasing the area coverage of sound-absorbing material 120, and increase the plane of refraction of noise, can as the present embodiment Fig. 4 and embodiment illustrated in fig. 5 in, at support 110, multiple projection 150 is set on the surface adhering to sound-absorbing material 120, projection 150 can be cylinder, or centrum, or frustum, or contract body, the large I of each projection 150 is different or unified, shape can comprise in above-mentioned shape one or more, sound-absorbing material 120 is attached to the surface of projection 150, the rotation spiral pneumatic noise that centrifugal wind wheel work is formed reflects between each boss 150, effectively to decay centrifugal wind wheel rotary radiation noise out, reduce the level of noise in room.
Further, sound-absorbing material 120 is loose pore structure or honeycomb, can comprise cotton material or fibrous material or honeycomb cardboard material, such as cotton thread, cotton, cotton, filament, fiber cloth, honeycomb cardboard etc.The rotation spiral pneumatic noise that centrifugal wind wheel work is formed enters expansion refraction in loose pore structure or honeycomb thoroughly, and the energy of noise of effectively having decayed, is converted into heat by acoustic energy and consumes, reduce further the level of noise in room.
The embodiment of the present invention also proposes a kind of air-conditioner, comprise air inlet 200 and casing 300, also comprise the noise reduction part 100 of air-conditioner, the noise reduction part 100 of air-conditioner comprises the support 110 being positioned at air-conditioner air inlet 200 and the sound-absorbing material 120 being attached to support 110 surface, support 110 is platy structure, support 110 be attached with one of sound-absorbing material 120 facing to the air inlet 200 of air-conditioner.
Further, air-conditioner can be mainly the air-conditioner of rear air inlet structure, then air inlet 200 is arranged on the rear of air-conditioner, the noise reduction part 100 of air-conditioner is arranged on the backboard of casing 300, effectively reduce the noise be radiated on the metope of air-conditioner rear, reduce the noise reflexing to body of wall around, effectively reduce the level of noise in whole room.
Noise reduction part in the air-conditioner of the embodiment of the present invention can comprise earlier figures 1 to all technical schemes in embodiment illustrated in fig. 5, and its detailed construction and principle of noise reduction can refer to previous embodiment, do not repeat at this.Owing to have employed the scheme of the noise reduction part of aforementioned air-conditioner, the air-conditioner of the embodiment of the present invention is for existing air-conditioner, and centrifugal wind wheel rotary radiation noise out of effectively having decayed, reduces the level of noise in room.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (12)
1. the noise reduction part of an air-conditioner, it is characterized in that, comprise the support that is positioned at air-conditioner air inlet and be attached to the sound-absorbing material of described rack surface, described support is platy structure, described support be attached with one of sound-absorbing material facing to the air inlet of described air-conditioner.
2. the noise reduction part of air-conditioner as claimed in claim 1, it is characterized in that, described noise reduction part is arranged on the other casing of described air-conditioner air inlet, described noise reduction part can folding relative to described air inlet, and when described air-conditioner is closed, described noise reduction part is closed, described noise reduction part blocks described air inlet, when described air-conditioner work, described noise reduction part is opened, and leaves the space of ventilation between described noise reduction part and described air inlet.
3. the noise reduction part of air-conditioner as claimed in claim 2, it is characterized in that, described support is provided with at least one driving member, described driving member comprises tooth bar, with described tooth bar meshed gears and drive the motor of described pinion rotation, described motor is arranged in the other casing of described air-conditioner air inlet, described geared sleeve is connected on the motor shaft of described motor, the stiff end of described tooth bar is installed on the bracket, the free end of described tooth bar extends towards described air-conditioner air inlet direction, and the casing being inserted into described air-conditioner is interior and described gears meshing.
4. the noise reduction part of air-conditioner as claimed in claim 3, it is characterized in that, described driving member also comprises box body, described box body is fixed in the other casing of described air-conditioner air inlet, and described motor is fixed on described box body, and described gear is contained in described box body, described box body offers two windows be oppositely arranged, the free end of described tooth bar inserts from a window, stretches out from another window, the part of described tooth bar between two described windows and described gears meshing.
5. the noise reduction part of the air-conditioner as described in claim 3 or 4, is characterized in that, the stiff end of described tooth bar offers an axis hole, and the position described support corresponding to described tooth bar stiff end is provided with a rotating shaft, and described rotating shaft and described axis hole are rotatably assorted.
6. the noise reduction part of air-conditioner as claimed in claim 1, is characterized in that, described support on the surface adhering to sound-absorbing material, be provided with multiple projection, described sound-absorbing material is attached to described lug surface.
7. the noise reduction part of air-conditioner as claimed in claim 6, is characterized in that, described projection is cylinder or centrum or frustum or contract body.
8. the noise reduction part of air-conditioner as claimed in claim 1, is characterized in that, described support be plane or arcwall face for adhering to the surface of sound-absorbing material, described sound-absorbing material is attached on described plane or arcwall face.
9. the noise reduction part of the air-conditioner as described in any one of claim 6 to 8, is characterized in that, described sound-absorbing material is loose pore structure or honeycomb.
10. the noise reduction part of air-conditioner as claimed in claim 9, is characterized in that, described sound-absorbing material comprises cotton material or fibrous material or honeycomb cardboard material.
11. 1 kinds of air-conditioners, comprise air inlet and casing, it is characterized in that, also comprise the noise reduction part of the air-conditioner as described in any one of claim 1 to 10.
12. air-conditioners as claimed in claim 11, it is characterized in that, described air inlet is arranged on the rear of described air-conditioner, and the noise reduction part of described air-conditioner is arranged on the backboard of described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510274628.5A CN104896713B (en) | 2015-05-26 | 2015-05-26 | The noise reduction part and air-conditioner of air-conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510274628.5A CN104896713B (en) | 2015-05-26 | 2015-05-26 | The noise reduction part and air-conditioner of air-conditioner |
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| Publication Number | Publication Date |
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| CN104896713A true CN104896713A (en) | 2015-09-09 |
| CN104896713B CN104896713B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510274628.5A Active CN104896713B (en) | 2015-05-26 | 2015-05-26 | The noise reduction part and air-conditioner of air-conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017215125A1 (en) * | 2016-06-17 | 2017-12-21 | 美的集团武汉制冷设备有限公司 | Indoor air-conditioning unit and air conditioner |
| CN108458411A (en) * | 2018-05-18 | 2018-08-28 | 珠海格力电器股份有限公司 | The anti-curtain adsorption structure and angie type of air conditioner indoor unit install air-conditioning |
| CN110081654A (en) * | 2019-04-29 | 2019-08-02 | 东南大学 | A kind of adaptive noise elimination cover board arrangement of air channel structure |
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| CN202851415U (en) * | 2012-07-26 | 2013-04-03 | 格力电器（中山）小家电制造有限公司 | Sliding door structure and cooling fan with the same |
| CN103175265A (en) * | 2013-04-08 | 2013-06-26 | 南京天加空调设备有限公司 | Silence-type air-conditioner |
| CN203533831U (en) * | 2013-09-26 | 2014-04-09 | 广东美的制冷设备有限公司 | Air outlet frame sliding door sliding structure and air conditioner |
| CN103807996A (en) * | 2014-03-04 | 2014-05-21 | 刘浩 | Silencer |
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| GB1373063A (en) * | 1971-03-09 | 1974-11-06 | Dassault Avions | Sound-absorbent panels |
| KR20080035309A (en) * | 2006-10-19 | 2008-04-23 | 삼성전자주식회사 | An air conditioner |
| CN200972219Y (en) * | 2006-11-20 | 2007-11-07 | 广东美的电器股份有限公司 | Indoor unit of split floor air conditioner |
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| CN202792419U (en) * | 2012-07-13 | 2013-03-13 | 江苏新誉空调系统有限公司 | Silencing air duct for rail air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017215125A1 (en) * | 2016-06-17 | 2017-12-21 | 美的集团武汉制冷设备有限公司 | Indoor air-conditioning unit and air conditioner |
| CN108458411A (en) * | 2018-05-18 | 2018-08-28 | 珠海格力电器股份有限公司 | The anti-curtain adsorption structure and angie type of air conditioner indoor unit install air-conditioning |
| CN110081654A (en) * | 2019-04-29 | 2019-08-02 | 东南大学 | A kind of adaptive noise elimination cover board arrangement of air channel structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104896713B (en) | 2017-07-18 |
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