CN1224141A - Apparatus for reducing noise in air conditioner - Google Patents
Apparatus for reducing noise in air conditioner Download PDFInfo
- Publication number
- CN1224141A CN1224141A CN 98121384 CN98121384A CN1224141A CN 1224141 A CN1224141 A CN 1224141A CN 98121384 CN98121384 CN 98121384 CN 98121384 A CN98121384 A CN 98121384A CN 1224141 A CN1224141 A CN 1224141A
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- compressor
- outdoor unit
- plate
- top board
- hole
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- Other Air-Conditioning Systems (AREA)
Abstract
An outdoor unit of an air conditioner includes a compressor surrounded by a noise reducing structure. The noise reducing structure includes a bottom sheet attached tightly to a lower surface of the compressor, and a dome-shaped top sheet enclosing the sides and top of the compressor. Each of the top sheet and the bottom sheet is comprised of a noise-reflecting material, and a noise-absorbing material attached to the inner side of the noise-reflecting material. The top sheet is formed of two sections joined together at a parting line lying in a vertical plane.
Description
The present invention relates to be used for the silencing means of air conditioner, relate in particular to the device that can reduce the noise that air conditioner produces by air conditioner outdoor unit group compressor during use.
Air conditioner is divided into integral type air-conditioning (being that refrigerating function and heat sinking function are finished by a unit) usually, and split-type air conditioner (promptly finishing above-mentioned functions by the indoor and outdoors unit respectively).
The example of being responsible for the outdoor unit of heat sinking function in the separate type air conditioner is shown in Fig. 1.
As shown in the figure, outdoor unit has a shroud upper panel 10 that has gas outlet 10a in its front portion, one has the heat exchanger 12 of a preset space length with shroud upper panel 10, be placed on the blower fan 14 between shroud upper panel 10 and the heat exchanger 12 and low temperature and low pressure gasifying refrigerant be collapsed into the compressor 16 of HTHP gasification refrigerant.
In addition, the dividing plate of indicating with label 18 is used to make compressor 16 and other parts (as blower fan 14 and like) to separate.
Low-temp low-pressure gasification refrigerant by indoor gasifier (not shown) gasification becomes HTHP gasification refrigerant in compressor 16, and after this condensation becomes low-temperature liquefaction refrigerant in heat exchanger 12.Separate with the memory 20 that the liquid of low-temp low-pressure gasification refrigerant blending partly is installed on compressor 16 suction pipes.
In addition, the blower fan 14 that is fixed on the shroud upper panel 10 by support 22 drives and rotation at a high speed by the blower motor (not shown).After this be inhaled into outdoor unit in outdoor unit air outside, therefore make heat exchanger 12 coolings.The cryogenic high pressure of condensation liquefaction refrigerant pressure through capillary the time disappears in heat exchanger 12, thereby reaches the state that is suitable for gasifying.The liquefaction refrigerant that reduced of pressure gasifies in gasifier like this, so room air is cooled.
Fig. 2 and Fig. 3 illustrate silencing means.
Illustrated silencing means is to be used to reduce the noise that produced by compressor 16, and this device comprises a upper cover plate 24, a base plate 26 and a side plate 28, and these parts are all made by quieter material.
Simultaneously, base plate 26 has three hole 26a, is used for the fixture that compressor 16 is fixed on the end cover plate 32 is inserted this three holes.
At first, base plate 26 is positioned on the end cover plate 32, respectively fixture is inserted among each hole 26a of base plate 26 then, thereby makes compressor 16 in place.After this discharge pipe 16a and suction pipe 20a are welded on respectively on compressor 16 and the memory 20.
Subsequently side plate 28 is curled, thereby make it envelope compressor 16 and memory 20, and it is tightened with connector such as velcro (Velcro) or strapping.Then each the segmentation lines 24c with upper cover plate 24 separately forms a slit, so that make suction pipe 20a and discharge pipe 16a be easy to insert the first hole 24a and the second hole 24b.At last, upper cover plate 24 is inserted on the side plate 28.
Therefore, the noise that sends when compressor 16 is during by air, and a part of noise is absorbed by the sound-absorbing material 34 of upper cover plate 24, base plate 26 and side plate 28, and the sound that a part is passed sound-absorbing material 34 is reflexed to the inner space of quieter material by noise-reflecting material 36.
Acoustic energy that reflects and the noise that is produced by compressor 16 repeat said process together, and therefore noise are weakened.
Yet in conventional art, be that to make the productivity ratio of the silencing means of being made up of these three blocks of plates very low because silencing means needs upper cover plate 24, base plate 26 and the side plate 28 that must fit together, existing shortcoming.In addition, another shortcoming is that a large amount of noises (about 54-54.2dBA) leaks from the first hole 24a, the second hole 24b and segmentation lines 24c.
An object of the present invention is to provide a kind of silencing means that is used for the air conditioner outdoor unit group that higher productivity is arranged, this device comprises arcuation top board and base plate.
Another object of the present invention provides a kind of silencing means that is used for the air conditioner outdoor unit group, and this device makes the noise minimum that outwards sheds by the noise leakage that reduces to appear at the compressor upper space.
Above-mentioned purpose of the present invention will realize that this device comprises the base plate of a close-coupled at the compressor lower surface by the device that reduces air conditioner outdoor unit group noise of the present invention; With a top board that is used to cover on compressor top, this top board covers compressor with matching air hermetic with base plate.
Top board has the arch that the base is opened wide.Top board comprises first block of plate and the second block of plate that is mutually symmetrical and arranges.
Such top board has the tap that suction hole that a suction pipe for compressor passes and pass for the compressor discharge pipe in its underpart.In addition, also have a power line hole in the bottom of top board, from then on the electric wire of powering for compressor passes through in the hole, and segmentation lines is cut the base until top board from the power line hole.
Top board and base plate include the noise-reflecting material of reflect sound and absorb the sound-absorbing material of sound, and on the inner surface of sound-absorbing material attached to noise-reflecting material.
Base plate is fixed on the lower surface of compressor tightly, and top board covers compressor and the memory that is connected on the compressor, and the device that is used to reduce noise of the present invention so just separates the compressor and the external world fully.
Therefore, because top board covers compressor from top, assembling efficiency improves greatly, and the quantity of assembly parts reduces.Noise leakage also significantly reduces in addition.
By the reference accompanying drawing preferred embodiment is described in detail, above-mentioned purpose of the present invention and advantage show with will become more apparent, wherein:
Fig. 1 is the top perspective view of the air conditioner outdoor unit group of prior art;
Fig. 2 is the exploded perspective view of traditional silencing means;
Fig. 3 is the side view that is used for traditional silencing means of air conditioner outdoor unit group;
Fig. 4 is the top perspective view of silencing means according to a preferred embodiment of the present invention;
Fig. 5 A is the two-part expanded view of silencing means top board shown in Figure 4;
Fig. 5 B is the plane of silencing means base plate shown in Figure 4;
Fig. 6 is the view that is similar to part shown in Fig. 5 A of another embodiment;
Fig. 7 is a side view that is used for the silencing means of air conditioner outdoor unit group according to of the present invention.
Fig. 4 to Fig. 5 B illustrates silencing means in accordance with a preferred embodiment of the present invention.
As shown in the figure, silencing means comprises that an arcuation top board 50 that is used to cover on compressor top and sidepiece and one are used for the base plate 60 that the bottom is sealed.Top board 50 and base plate 60 include the sound-absorbing material 62 that can absorb acoustic energy and attached to the noise-reflecting material 64 of sound-absorbing material 62 outer surfaces.The sound reflection that noise-reflecting material 64 will penetrate sound-absorbing material 62 goes back.Noise-reflecting material 64 preferably is made up of the material that is easy to form by hot-working the shape that requires.
In the bottom of first block of plate 52 and second block of plate 54, have one and inhale hole 52c and a tap 54c, suction pipe 20a and discharge pipe 16a pass this two holes respectively.Inhale hole 52c and tap 54c and assemble, and the shape in these two holes is identical by first block of plate 52 and second block of plate 54.
In addition, inhale hole 52c and tap 54c and all be swallow-tail form, promptly their upper end is two sharp angle.This be for the leakage that reduces noise and make suction pipe 20a and discharge pipe 16a be easy to by.
Another kind of mode as shown in Figure 6, inhale hole 52d and tap 54d and can be slightly larger in diameter in or equal the circular hole of suction pipe 20a and discharge pipe 16a.Therefore, the noise that releases by the slit between suction pipe 20 and suction hole 52d and discharge pipe 16a and the tap 54d is more effectively suppressed.
In addition, there is a power line hole 52e at the place on first plate 52 base, from then on penetrates in the hole with compressor 16 wire connecting (not shown).Thereby being formed with a segmentation lines 52f from the base of 52e to the first block of plate in power line hole 52 facilitates penetration of electric wire.In this embodiment, power line hole 52e only forms on first block of plate 52, yet it also can form on second block of plate 54.
Have three hole 60a on the base plate 60, the fixture that compressor is fixed on the end cover plate 32 passes from these three holes.The diameter of base plate 60 leaks from the bottom so that prevent noise greater than the diameter of top board 50.
In addition, after first block of plate 52 and second block of plate 54 are assembled with each other, contact site (the being separator bar) 52b of first block of plate 52 and second block of plate 54 and 54b leak from connecting portion to prevent noise with being connected as shackle, strapping or pressing method and similar approach thereof.The separator bar that is formed by contact site 52b and 54b is positioned on the vertical plane.Therefore two boards 52 and 54 top and sidepiece extension continuously integrally, prior art shown in Figure 2 then in contrast, it has the separator bar of a level between upper-part 24 and side component 28.
The operation of the silencing means with structure of the present invention hereinafter is described in detail in detail with reference to Fig. 7.
The noise-reflecting material 64 of top board 50 is heated to predetermined temperature, in mould, it is exerted pressure to form arcuation so that it can coat compressor 16 then.Then, with on the inner surface of sound-absorbing material 62 attached to noise-reflecting material 64.
After processing like this, base plate 60 is positioned on the end cover plate 32.Thereby fixture is passed hole 60a compressor 16 is fixed on the base plate 60, and suction pipe 20a and discharge pipe 16a are welded on memory 20 and the compressor 16 respectively.
Then, top board 50 moved down make it in place, thereby compressor 16 and suction pipe 20a and discharge pipe 16a are together covered.In this example, the segmentation lines 52f of electric wire by first block of plate 52 that is connected on the compressor 16 is inserted among the 52e of power line hole.Insert back segmentation lines 52f at electric wire and return to its original state, therefore can suppress the leakage of noise from segmentation lines 54f and power line hole 52e.
At last, by suction pipe 20a and discharge pipe 16a are inserted respectively among the suction hole 52c and tap 54c of first block of plate 52 and second block of plate 54, thereby finished the assembling process of silencing means.
During operation, the part noise that is produced by compressor 16 is absorbed by the sound-absorbing material 62 of top board 50 and base plate 60, and the part noise is then reflected by noise-reflecting material 64.
The noise that is reflected is absorbed by sound-absorbing material 62 and material 64 reflections that are reflected once more once more with the noise that compressor 16 has just produced.Gradually, the noise that is trapped in top board 50 inner spaces weakens along with repeating of said process.In addition, the noise that is produced by compressor 16 can only release by the slit between top board 50 and the base plate 60, and this noise that leaks into the outside can be reduced to minimum degree, only is 50.0-52.2dBA.
According to the silencing means of above-mentioned air conditioner outdoor unit group, because the top and the bottom of top board 50 are all-in-one-piece, the efficient of assembling process improves and noise leakage is suppressed effectively, and therefore the noise that can hear is reduced to minimum.
Though the present invention shows in conjunction with the preferred embodiments and describes, and it will be appreciated by those skilled in the art that under the prerequisite that does not deviate from the appended claim spirit and scope of the present invention and can make amendment to its form and details.
Claims (13)
1. an air conditioner outdoor unit group comprises
Compressor and
Cover the silencing means of compressor, it is characterized in that described silencing means comprises:
Tightly be connected the base plate of compressor bottom surface;
Be arranged on the base plate and vertical top board around compressor sidepiece and top, top board is included in the top of compressor top and the sidepiece that extends from top downwards, and top and sidepiece extend with continuous integral form.
2. outdoor unit as claimed in claim 1 is characterized in that top board is an arch.
3. outdoor unit as claimed in claim 1 is characterized in that top board comprises first block of plate and second block of plate that shape is identical.
4. outdoor unit as claimed in claim 3 is characterized in that first block of plate and second plate hook be in the same place.
5. outdoor unit as claimed in claim 3 is characterized in that first block of plate and second block of plate band together.
6. outdoor unit as claimed in claim 3 is characterized in that first block of plate and second plate pressing couple together.
7. outdoor unit as claimed in claim 1 is characterized in that being formed with suction hole and tap in the top board bottom, and suction pipe and discharge pipe pass this two holes respectively.
8. outdoor unit as claimed in claim 7, it is characterized in that inhaling hole and tap is swallow-tail form.
9. outdoor unit as claimed in claim 7 is characterized in that inhaling the hole and tap is circle.
10. outdoor unit as claimed in claim 9, the diameter that it is characterized in that inhaling hole and tap is identical, and diameter is consistent with the diameter of suction pipe and discharge pipe respectively just.
11. outdoor unit as claimed in claim 1 is characterized in that in the top board bottom power line hole being arranged, the electric wire of powering for described compressor passes this hole, and there is a segmentation lines bottom from the power line hole to top board, so that electric wire can be inserted in the power line hole.
12. outdoor unit as claimed in claim 1 is characterized in that top board and base plate include noise-reflecting material that is used for reflect sound and the sound-absorbing material attached to the noise-reflecting material inner surface that is used for sound-absorbing.
13. an air conditioner outdoor unit group comprises:
Compressor; With
Cover the silencing means of compressor, it is characterized in that described silencing means comprises:
Tightly be connected the base plate of compressor bottom surface,
Be arranged on the base plate and vertical top board around compressor sidepiece and top, top board is included in two parts that link together along the separator bar place that vertical plane distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98121384 CN1224141A (en) | 1998-01-20 | 1998-10-20 | Apparatus for reducing noise in air conditioner |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1596/98 | 1998-01-20 | ||
| CN 98121384 CN1224141A (en) | 1998-01-20 | 1998-10-20 | Apparatus for reducing noise in air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1224141A true CN1224141A (en) | 1999-07-28 |
Family
ID=5227071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98121384 Pending CN1224141A (en) | 1998-01-20 | 1998-10-20 | Apparatus for reducing noise in air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1224141A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014922A (en) * | 2016-07-04 | 2016-10-12 | 珠海格力电器股份有限公司 | Sound-proof housing and compressor unit spare |
| CN107091504A (en) * | 2017-04-18 | 2017-08-25 | 青岛海尔空调电子有限公司 | Air conditioner and the compressor shroud with water-proof function |
| CN107355910A (en) * | 2017-08-22 | 2017-11-17 | 广东美的制冷设备有限公司 | Air-conditioner outdoor unit and there is its air conditioner |
| CN110088535A (en) * | 2016-12-21 | 2019-08-02 | 三菱电机株式会社 | The assemble method of the outdoor unit of the outdoor unit and air conditioner of air conditioner |
| CN111637038A (en) * | 2020-05-25 | 2020-09-08 | 镇江美达塑胶有限公司 | Air condition compressor sound-proof housing with three-dimensional structure |
| CN113007812A (en) * | 2013-06-24 | 2021-06-22 | 伊莱克斯电器股份公司 | Air conditioner |
-
1998
- 1998-10-20 CN CN 98121384 patent/CN1224141A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007812A (en) * | 2013-06-24 | 2021-06-22 | 伊莱克斯电器股份公司 | Air conditioner |
| US11662103B2 (en) | 2013-06-24 | 2023-05-30 | Electrolux Appliances Aktiebolag | Air-conditioner |
| CN106014922A (en) * | 2016-07-04 | 2016-10-12 | 珠海格力电器股份有限公司 | Sound-proof housing and compressor unit spare |
| CN106014922B (en) * | 2016-07-04 | 2018-05-08 | 珠海格力电器股份有限公司 | Sound-proof housing and compressor unit spare |
| CN110088535A (en) * | 2016-12-21 | 2019-08-02 | 三菱电机株式会社 | The assemble method of the outdoor unit of the outdoor unit and air conditioner of air conditioner |
| CN107091504A (en) * | 2017-04-18 | 2017-08-25 | 青岛海尔空调电子有限公司 | Air conditioner and the compressor shroud with water-proof function |
| CN107091504B (en) * | 2017-04-18 | 2020-09-18 | 青岛海尔空调电子有限公司 | Air conditioner and compressor cover with waterproof function |
| CN107355910A (en) * | 2017-08-22 | 2017-11-17 | 广东美的制冷设备有限公司 | Air-conditioner outdoor unit and there is its air conditioner |
| CN107355910B (en) * | 2017-08-22 | 2024-05-28 | 广东美的制冷设备有限公司 | Air conditioner outdoor unit and air conditioner with same |
| CN111637038A (en) * | 2020-05-25 | 2020-09-08 | 镇江美达塑胶有限公司 | Air condition compressor sound-proof housing with three-dimensional structure |
| CN111637038B (en) * | 2020-05-25 | 2022-04-12 | 镇江美达塑胶有限公司 | Air condition compressor sound-proof housing with three-dimensional structure |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |