CN2567499Y - Silencer of air conditioner - Google Patents
Silencer of air conditioner Download PDFInfo
- Publication number
- CN2567499Y CN2567499Y CN02242427U CN02242427U CN2567499Y CN 2567499 Y CN2567499 Y CN 2567499Y CN 02242427 U CN02242427 U CN 02242427U CN 02242427 U CN02242427 U CN 02242427U CN 2567499 Y CN2567499 Y CN 2567499Y
- Authority
- CN
- China
- Prior art keywords
- silencing means
- filter
- mentioned
- cold
- producing medium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003584 silencer Effects 0.000 title abstract 4
- 239000002184 metal Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 230000030279 gene silencing Effects 0.000 claims description 52
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 239000003507 refrigerant Substances 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/003—Filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Filtering Materials (AREA)
- Compressor (AREA)
- Details Of Valves (AREA)
- Exhaust Silencers (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model relates to a silencer of an air conditioner, which is arranged in a refrigerating cycle which is provided with an inner side heat exchanger of a chamber, an outer side heat exchanger of a chamber and a throttling device. A filter formed by a compression metal wire or a stranding metal wire is arranged in the silencer, the middle part of the stranding metal wire is provided with no cutting grain, and the silencer can reduce sound produced by the throttling device. In addition, the utility model can prevent the bad influence to the refrigerating cycle caused by the impurities produced in the refrigerating cycle.
Description
Technical field
The utility model relates to a kind of silencing means that is arranged at the air conditioner of freeze cycle.
Background technology
In recent years, for the air conditioner that has again hot dehumidification function usually, be necessary on indoor set, to load decompressor (throttling arrangement).And because in throttling arrangement, produce cold-producing medium sound, so, prevent that the low noise that tut is directly delivered to the user of indoor inhabitation from having changed into major issue.
Freeze cycle has compressor, connects the refrigerant line and the refrigerant flow control device of indoor side heat exchanger and outdoor heat exchanger.Hot again dehumidification function is meant, by in indoor set, possessing the part that is used for indoor heat converter as condenser, and with the decompressor of remainder as evaporimeter, thereby in a side, improve temperature as condenser, and, reduce temperature and dehumidify, and do not reduce and blow out temperature and dehumidify as evaporimeter at opposite side.
The following describes the freeze cycle that had in the past hotter dehumidification function.
Fig. 5 is the refrigeration cycle diagram that has again the air conditioner of hot DRY function.Freeze cycle has compressor 11, cross valve 12, outdoor heat converter 13, decompressor 14, indoor heat converter 15 and 18, dehumidifying valve 16 and throttling arrangement 17.Be provided with silencing apparatus 19 in the front and back of throttling arrangement 17.Silencing apparatus 19 mainly is, reduces the noise that produces from throttling arrangement 17, and it is arranged at least one side in front and back of throttling arrangement 17.
And they connect to form freeze cycle separately successively.In addition, in that heat dehumidifying is in service again, cold-producing medium flows to the direction of arrow A, and this moment, dehumidifying valve 16 is closed refrigerant flow direction throttling arrangement 17.At this moment, by throttling arrangement 17, produce noise.
So, in throttling arrangement 17, be provided for absorbing the Shockproof rubber (not shown) of noise or be used for stablizing the sleeve-shaped muffler (not shown) of the throttling inlet refrigerant condition of throttling arrangement 17.Perhaps, by in the gateway of cold-producing medium or therein a side mounting porous carrier, dictyosome filter, segmentation steam slag, the flowing of rectification cold-producing medium, thus absorb, disperse noise.
But Shockproof rubber is inadequate to the absorption of noise.In the sleeve-shaped muffler, owing to change the state variation of the liquid refrigerant that produces by air-conditioning condition, service condition, thus be difficult to stablize the state of cold-producing medium, and need the very big space of packing into.
Utilize the noise reduction mode of filter to be, erasure effect is obvious, and with different running statuses, is subjected to the influence of noise also less, so more above-mentioned 2 modes are considered to preferred mode.But, in the filter mode, be necessary to make most cold-producing medium to pass through filter.Moreover, because need quite thin filter, thus there is blocking filter such as dust, and under worst case, stop up the situation of refrigerant loop.In addition, when preventing that above-mentioned phenomenon from strengthening filter area, need the very big space of packing into.
In addition, in order to reduce noise, filter needs certain width, and needs a plurality of filters etc., so cost uprises.And by the bursting forth and disconnect of filter self, produce powder, produce dust and block the situation of freeze cycle thereby exist by filter self.In addition, can not make the even and quiet effect of density of filter self become not obvious, or produce powder and the impurity flow throttling device is arranged from filter outlet.
Summary of the invention
In order to overcome the problems referred to above, the utility model provides a kind of silencing means, this silencing means be arranged on have indoor side heat exchanger, in the freeze cycle of outdoor heat exchanger, throttling arrangement and refrigerant tubing, thereby alleviate the sound that produces by above-mentioned throttling arrangement.This silencing means possesses the filter that the flow direction at cold-producing medium has thickness and formed by compressed metal wire.
Description of drawings
Fig. 1 is the cutaway view of the silencing means of the utility model embodiment 1.
Fig. 2 is the cutaway view of the silencing means of the utility model embodiment 4.
Fig. 3 is the cutaway view of the silencing means of the utility model embodiment 5.
Fig. 4 is the cutaway view of the silencing means of the utility model embodiment 6.
Fig. 5 represents the freeze cycle of air conditioner.
The specific embodiment
The silencing means that relates to the air conditioner of the utility model embodiment is set in the refrigerating circulation system shown in Figure 5.
Fig. 1 is the structure chart of the silencing means among the utility model embodiment 1.In Fig. 1, be provided with the filtration anchor clamps 23 of riveted joint filter 22 in silencing means main body 21 inside.Filter 22 is compressed metal iron wires and forming.The throttling arrangement 24 that produces cold-producing medium sound is directly or by lead pipe to be installed on the silencing means main body 21.Cold-producing medium by throttling arrangement all passes through filter 22 basically.In addition, the opposition side of the throttling arrangement in silencing means main body 21 24 connects copper pipe 25.By silencing means being set and by stablize the state of cold-producing medium at least one side before and after the throttling arrangement, thus the realization low noise.
By filter 22 is to have thickness on the flow of refrigerant direction, and compression iron wire and forming, thereby can be with silencing means compact and that obtain having obvious low noise effect at low cost.
Embodiment 2
Because the filter in embodiment 1 is a compressed metal iron wire and forming, so, even might generate powder on a small quantity, and have cut may.In embodiment 2 of the present utility model,, then be difficult to broken string if utilize 1 iron wire or middle twisted metal wires of not cutting line to form filter.
Embodiment 3
For the density that makes the filter among the embodiment 1 evenly and at minimum space obtains maximum noise reduction effect, in the utility model embodiment 3, earlier iron wire is processed into helical form,, thereby makes the metal net shaped density of filter evenly also can access the low noise effect then with its compression process.
Embodiment 4
Fig. 2 is the silencing means cutaway view of the utility model embodiment 4.Be inserted with the filter grip 33 of riveted joint filter 32 in silencing means main body 31 inside.Throttling arrangement 34 is directly or is installed on an end of silencing means main body 31 by lead pipe.On silencing means main body 31, copper pipe 35 is installed at the opposition side of throttling arrangement 34.On silencing means main body 31, form the effective hole 37, side of the bypass 36 that is connected in the circuitous filter 32 of cold-producing medium and flows.This silencing means is arranged on the main flow of cold-producing medium, and most cold-producing medium is the filter 32 by silencing means inside.But, have and in freeze cycle, sneak into impurity and pile up to filter 32, thus the danger of blocking filter 32.At this moment, because by other effective hole 37, flow system cryogen in the other pipe of circuitous filter 32, thus can not produce bad influence to freeze cycle, and can continue to move air conditioner.
Embodiment 5
Fig. 3 is the silencing means cutaway view of the utility model embodiment 5.In the silencing means main body 41 inner filter grip 43 of inserting riveted joint filter 42.Throttling arrangement 44 is directly or is installed on an end of silencing means main body 41 by lead pipe.On silencing means main body 41, copper pipe 45 is installed at the opposition side of throttling arrangement 44.On silencing means main body 41, form the effective hole 47, side of the bypass 46 that is connected in the circuitous filter 42 of cold-producing medium and flows.Bypass 46 is outsides of being located at silencing means 41 in addition.Bypass 46 is that the impurity bulk deposition that produces in freeze cycle flows into cold-producing medium in filter 42 during blocking filter 42, its result, and residue can not produce bad influence to freeze cycle.Yet, in filter 42, do not have obviously to pile up under the normal condition of impurity etc., flow into cold-producing medium if in effective hole 47, side, concentrate, with above-mentioned opposite, generation cold-producing medium sound.
In this silencing means, set the fluid resistance of the cold-producing medium that in bypass 46, flows by other effective hole 47, make it be far longer than fluid resistance by the cold-producing medium that does not have the filter 42 that impurity etc. obviously piles up.Cold-producing medium is seldom concentrated and is flowed when therefore, guaranteeing flow of refrigerant.By this bypass 46, guarantee the reliability of silencing means, and can reduce noise.
Embodiment 6
Fig. 4 is the cutaway view of the silencing means of the utility model embodiment 6.In the silencing means main body 51 inner filter grip 53 of inserting riveted joint filter 52.Throttling arrangement 54 is directly or is installed on an end of silencing means main body 51 by lead pipe.On silencing means main body 51, copper pipe 55 is installed at the opposition side of throttling arrangement 44.On silencing means main body 51, form the effective hole 57, side of the bypass 56 that is connected in the circuitous filter 52 of cold-producing medium and flows.Bypass 56 is between silencing means 51 and filter grip 53, digs spiral-form slot in the outside of filter grip 53 or in the inboard of the filter grip 53 that is connected in silencing means main body 51 and forms.By making other pipe 56 have certain fluid resistance, can access the silencing means effect that is same as embodiment 5.In addition, do not need to establish in addition silencing means bypass 56 as shown in Figure 3, can be with the compact and low-cost low noise of realizing.
Embodiment 7
In embodiment 7 of the present utility model, the flow set of the bypass 56 of embodiment 6 is become flow less than filter 52.By this method, under the blocked abnormal conditions of filter, guarantee the flow of refrigerant in other pipe, simultaneously under normal condition, prevent cold-producing medium, thereby suppress the generation of noise to the flowing of filter 52.
In the filter of the foregoing description, used as metal wire to help iron wire cheaply, but also can use other metal wire.
Claims (9)
1, a kind of silencing means, be arranged at have indoor side heat exchanger, in the freeze cycle of outdoor heat exchanger, throttling arrangement and refrigerant tubing, and be used to alleviate the sound that produces by above-mentioned throttling arrangement, it is characterized in that possessing the filter that on the flow direction of cold-producing medium, has thickness and form by compressed metal wire.
2, silencing means according to claim 1 is characterized in that, above-mentioned metal wire is a wires.
3, silencing means according to claim 1 is characterized in that, above-mentioned metal wire is middle twisted metal wires of not cutting line.
4, silencing means according to claim 1 is characterized in that, above-mentioned metal wire is a helical form.
5, silencing means according to claim 1 is characterized in that, above-mentioned silencing means also possesses above-mentioned cold-producing medium from the circuitous bypass of above-mentioned filter.
6, silencing means according to claim 5 is characterized in that, manages the fluid resistance of the cold-producing medium that flows greater than the refrigerant fluid resistance by above-mentioned filter on above-mentioned side.
7, silencing means according to claim 5 is characterized in that, above-mentioned bypass is a screw-like.
8, silencing means according to claim 5 is characterized in that, manages the flow of the cold-producing medium that flows less than the refrigerant flow by above-mentioned filter on above-mentioned side.
9, silencing means according to claim 1 is characterized in that, above-mentioned metal wire is an iron wire.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001263259A JP2003075027A (en) | 2001-08-31 | 2001-08-31 | Noise suppressor for air conditioner |
| JP2001263259 | 2001-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2567499Y true CN2567499Y (en) | 2003-08-20 |
Family
ID=19090043
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02242427U Expired - Lifetime CN2567499Y (en) | 2001-08-31 | 2002-08-02 | Silencer of air conditioner |
| CNB021282080A Expired - Fee Related CN1206488C (en) | 2001-08-31 | 2002-08-02 | Silencer of air conditioner |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021282080A Expired - Fee Related CN1206488C (en) | 2001-08-31 | 2002-08-02 | Silencer of air conditioner |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1291593B1 (en) |
| JP (1) | JP2003075027A (en) |
| KR (1) | KR20030019877A (en) |
| CN (2) | CN2567499Y (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013019347A (en) * | 2011-07-12 | 2013-01-31 | Nihon Glassfiber Industrial Co Ltd | Metal wire compressed body |
| DE102013015072A1 (en) * | 2013-07-01 | 2015-01-08 | Liebherr-Hausgeräte Ochsenhausen GmbH | Fridge and / or freezer |
| CN107965952A (en) * | 2016-10-20 | 2018-04-27 | 浙江三花智能控制股份有限公司 | Electric expansion valve and there is its refrigeration system |
| CN110068178A (en) * | 2018-01-24 | 2019-07-30 | 富泰华工业（深圳）有限公司 | Noise reduction device and refrigeration equipment with the noise reduction device |
| CN113915805A (en) * | 2021-06-21 | 2022-01-11 | 中南大学 | Bidirectional throttle pipe steam-mixing super-cavitation jet noise suppression device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1627324A (en) * | 1925-06-12 | 1927-05-03 | Internat Silencer Company 1926 | Silencer for gaseous currents |
| GB1307533A (en) * | 1970-01-15 | 1973-02-21 | Dunlop Holdings Ltd | Pressure reducing devices |
| DE7338368U (en) * | 1972-10-30 | 1974-04-04 | General Motors Corp | Air conditioner, preferably for automobiles |
| US5097866A (en) * | 1990-07-30 | 1992-03-24 | Carrier Corporation | Refrigerant metering device |
| US5906225A (en) * | 1997-09-10 | 1999-05-25 | General Motors Corporation | Orifice tube type refrigerant expansion valve assembly with combined particulate and noise attenuation filters |
| IT243877Y1 (en) * | 1998-03-20 | 2002-03-06 | Whirlpool Co | REFRIGERANT FLOW FLUID OPTIMIZER DEVICE SENT TO A REFRIGERATION CIRCUIT EVAPORATOR AND AGENT AS |
| JPH11325655A (en) * | 1998-05-14 | 1999-11-26 | Matsushita Seiko Co Ltd | Silencer and air conditioner |
| JP2001153384A (en) * | 1999-11-25 | 2001-06-08 | Sanyo Electric Co Ltd | Air conditioner |
-
2001
- 2001-08-31 JP JP2001263259A patent/JP2003075027A/en active Pending
-
2002
- 2002-08-02 CN CN02242427U patent/CN2567499Y/en not_active Expired - Lifetime
- 2002-08-02 CN CNB021282080A patent/CN1206488C/en not_active Expired - Fee Related
- 2002-08-19 KR KR1020020048858A patent/KR20030019877A/en not_active Application Discontinuation
- 2002-08-29 EP EP02019132A patent/EP1291593B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003075027A (en) | 2003-03-12 |
| EP1291593A2 (en) | 2003-03-12 |
| EP1291593B1 (en) | 2007-02-21 |
| KR20030019877A (en) | 2003-03-07 |
| EP1291593A3 (en) | 2004-02-04 |
| CN1407290A (en) | 2003-04-02 |
| CN1206488C (en) | 2005-06-15 |
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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 |
Effective date of abandoning: 20050615 |
|
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20050615 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |