CN1083962C - Silencer for fluid pipeline - Google Patents
Silencer for fluid pipeline Download PDFInfo
- Publication number
- CN1083962C CN1083962C CN97108953A CN97108953A CN1083962C CN 1083962 C CN1083962 C CN 1083962C CN 97108953 A CN97108953 A CN 97108953A CN 97108953 A CN97108953 A CN 97108953A CN 1083962 C CN1083962 C CN 1083962C
- Authority
- CN
- China
- Prior art keywords
- cylindrical shell
- outlet pipe
- suction tude
- silencer
- steam outlet
- 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 - Fee Related
Links
Images
Landscapes
- Compressor (AREA)
- Exhaust Silencers (AREA)
Abstract
The present invention relates to a device for eliminating noise in a fluid pipe passage system, which is directly connected in series with a sealing vessel-shaped cylinder body in the fluid pipe passage system. The cylinder body is provided with an air inlet pipe and an air outlet pipe; one end of the fluid pipe passage is connected with the air inlet pipe on the cylinder body, and the other end is connected with the air outlet pipe on the cylinder body. The direction of the air outlet end of the air inlet pipe in the cylinder body is different from the direction of the air inlet end of the air outlet pipe, and the inner diameter of the cylinder body is more than three times of the diameter of the air inlet pipe or the air outlet pipe. The present invention can not only reduce the noise in the fluid pipe passage substantially, but also has the advantages of simple structure and convenient installation.
Description
(1) technical field
The present invention relates to fluid circuit, particularly the device of noise in the eliminate fluid pipe-line system.
(2) prior art
Existing fluid piping system, as air-conditioning refrigeration system, steam pipeline etc., when refrigeration agent or steam move in pipeline, because the high-speed motion of fluid, can produce a kind of very ear-piercing howling, this harsh noise can bring one to people: plant very uncomfortable feeling.
In order to reduce this noise, normally adopt at the object outsourcing soundproof material that produces noise, Chinese patent 95218086 discloses a kind of " air compressor filtering silencing apparatus ", it is to cover with the air compressor that loam cake and lower cover will produce noise, block loam cake and lower cover with fastening anchor ear, and it is fastening in addition with setting fastening spare, the loam cake place leads the sound mouth, in connect sound guiding pipe, interface is arranged at the lower cover bottom, fill sound absorbing material by the inboard of loam cake and lower cover and reduce noise, it is the structure more complicated not only, and DeGrain.
(3) summary of the invention
The purpose of this invention is to provide a kind of silencer, it can not only reduce the noise in the fluid circuit effectively.And it is simple in structure.
The object of the present invention is achieved like this: the seal container shape cylindrical shell of directly contacting in fluid piping system, suction tude and steam outlet pipe are arranged on the cylindrical shell, one end of fluid circuit and the suction tude on the cylindrical shell are joined, steam outlet pipe on the other end and the cylindrical shell joins, the outlet side of suction tude is different with the inlet end direction of steam outlet pipe in the cylindrical shell, and cylinder internal diameter should be more than 3 times of suction tude or steam outlet pipe diameter; It is characterized in that: when the degree of depth of described steam outlet pipe insertion cylindrical shell was 1/4 cylindrical shell length overall, suction tude is inserted the cylindrical shell depth bounds should be in 1/4 cylindrical shell length overall＜insertion depth＜3/4 cylindrical shell length overall.
Of the present inventionly further be improved to, on the inlet end of the outlet side of suction tude or steam outlet pipe, be provided with the elbow that changes gas flow.
The present invention is owing to only need the silencer of directly contacting in original fluid piping system, so easy for installation.With 5 air conditioner cabinet-type air conditioners is example.Noise spectrum analysis chart when silencer of the present invention never is installed can find out that level of noise is 64.4dB (A), as shown in Figure 1; Noise spectrum analysis chart behind installation silencer of the present invention can find out that level of noise is 57.2dB (A), as shown in Figure 2.From the noise reduced value of test before and after the silencer of the present invention is installed, the level of noise 7.2dB (A) that decayed, so the silencer of fluid circuit of the present invention not only makes noise obtain reducing significantly, and also simple in structure, easy for installation.
(4) description of drawings
The noise spectrum analysis chart of Fig. 1 when silencer of the present invention is not installed;
Fig. 2 is the noise spectrum analysis chart behind the installation silencer of the present invention;
Fig. 3 is silencer the 1st embodiment's of fluid circuit of the present invention structural representation;
Fig. 4 is silencer the 2nd embodiment's of fluid circuit of the present invention structural representation;
Fig. 5 is silencer the 3rd embodiment's of fluid circuit of the present invention structural representation;
Fig. 6 is installed in 5 structural representations on the cabinet air-conditioner for silencer the 3rd embodiment of fluid circuit of the present invention.
(5) embodiment
Below in conjunction with drawings and Examples the utility model is done further detailed description:
The silencer of fluid circuit shown in Figure 3 comprises cylindrical shell 12, suction tude 8 and steam outlet pipe 9, suction tude 8 is inserted respectively in the cylindrical shell 12 with steam outlet pipe 9, and suction tude 8 is inserted for Vertical direction with steam outlet pipe 9, the fluid that enters in the cylindrical shell 12 is got muddled, transport velocity weakens, and reaches the purpose that reduces noise.
The silencer of fluid circuit shown in Figure 4 comprises cylindrical shell 12, suction tude 8 and steam outlet pipe 9, suction tude 8 is inserted in the cylindrical shell 12 for parallel direction with steam outlet pipe 9, direction for the inlet end of the outlet side that changes suction tude 8 and steam outlet pipe 9, make their direction different, at suction tude 8 and the end that steam outlet pipe 9 inserts in the cylindrical shell 12 elbow 10 and elbow 11 are housed respectively, and elbow 10 and elbow 11 are the 90 ° of positions of staggering, the fluid that enters in the cylindrical shell 12 is got muddled, transport velocity weakens, and reaches the purpose that reduces noise.
The silencer of fluid circuit shown in Figure 5 comprises cylindrical shell 12, suction tude 8 and steam outlet pipe 9, suction tude 8 is inserted cylindrical shell 12 with steam outlet pipe 9 for parallel direction, in order to change the outlet side direction of suction tude 8, end in it inserts cylindrical shell 12 has elbow 10, the fluid that enters in the cylindrical shell 12 is got muddled, transport velocity weakens, and reaches the purpose that reduces noise.
The silencer of Fig. 3, Fig. 4, fluid circuit shown in Figure 5 is that cylindrical shell 12 internal diameters are that the diameter of suction tude 8 or steam outlet pipe 9 is more than 3 times, when the degree of depth of steam outlet pipe 9 insertion cylindrical shells 12 is 1/4 cylindrical shell, 12 length overalls, suction tude 8 is inserted cylindrical shell 12 depth boundses should be in 1/4 cylindrical shell length overall＜insertion depth＜3/4 cylindrical shell length overall, wherein suction tude 8 insertion cylindrical shells 12 degree of depth are 3/4 cylindrical shell length overall, when being 1/4 cylindrical shell, 12 length overalls, the degree of depth that steam outlet pipe 9 inserts cylindrical shell 12 is the best, simultaneously, the outlet side of suction tude 8 and the inlet end direction of steam outlet pipe 9 must change in the cylindrical shell 12.When the fluid of high-speed motion enters than suction tude 8 diameters in the big cylindrical shell 12 more than 3 times from suction tude 8, because volume expands rapidly, fluid flow velocity in cylindrical shell 12 is slowed down, flow out from the little steam outlet pipe 9 more than 3 times of ratio cylindrical shell 12 internal diameters that has changed the fluid motion direction then, thereby make fluid be disorderly fluctuation, transport velocity weakens, and promptly noise reduces.Being installed in 6 cabinet air-conditioners with silencer the 3rd embodiment of fluid circuit is example, as shown in Figure 6, fluid circuit silencer 2 is connected between compressor 1 outlet pipe and four-way valve 7 that produces noise, when 5 cabinet air-conditioners are made refrigerating operaton, refrigeration agent flows out from compressor 1, high speed operation in compressor 1 outlet pipe, after being connected silencer 2 noise eliminations on the fluid circuit, flow into four-way valve 7, carry out heat exchange through outdoor heat exchanger 3 then, clamor 4 after filtration again, after capillary tube 5 step-downs, carry out heat exchange to indoor heat exchanger 6, come back to compressor 1 through four-way valve 7 again, move in circles with this, make refrigeration agent each through after being connected the fluid circuit silencer 2 between compressor 1 outlet pipe and the four-way valve 7, noise has all obtained reduction; Equally, when 5 cabinet air-conditioners are made heating operation, refrigeration agent flows out from compressor 1, after being connected silencer 2 noise eliminations on the fluid circuit, flow into four-way valve 7, carry out heat exchange through indoor heat exchanger 6 then, after passing through filter 4, capillary tube 5 step-downs again, carry out heat exchange to outdoor heat exchanger 3, after four-way valve 7 is got back to compressor 1, it is multiple to circulate with this, makes refrigeration agent each through after being connected the fluid circuit silencer 2 between compressor 1 outlet pipe and the four-way valve 7, and noise has all obtained reduction.Fluid circuit silencer 2 can be by canister such as copper pipe, steel pipe, aluminum pipe.Alloy pipes etc. are made.
Claims (2)
1, a kind of silencer of fluid circuit is the seal container shape cylindrical shell (12) of directly contacting in fluid piping system, and suction tude (8) and steam outlet pipe (9) are arranged on the cylindrical shell (12).Suction tude (8) on one end of fluid circuit and the cylindrical shell (12) is joined, steam outlet pipe (9) on the other end and the cylindrical shell (12) joins, cylindrical shell 12) outlet side of interior suction tude (8) is different with the inlet end direction of steam outlet pipe (9), and cylindrical shell (12) internal diameter should be suction tude (8) or more than 3 times of steam outlet pipe (9) diameter; It is characterized in that: when the degree of depth of described steam outlet pipe (9) insertion cylindrical shell (12) was 1/4 cylindrical shell (12) length overall, suction tude (8) is inserted cylindrical shell (12) depth bounds should be in 1/4 cylindrical shell length overall＜insertion depth＜3/4 cylindrical shell length overall.
2,, it is characterized in that on the inlet end of the outlet side of suction tude (8) or steam outlet pipe (9), being provided with elbow (10), (11) that change gas flow according to claim 1 spouse's silencer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97108953A CN1083962C (en) | 1997-06-16 | 1997-06-16 | Silencer for fluid pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97108953A CN1083962C (en) | 1997-06-16 | 1997-06-16 | Silencer for fluid pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1202593A CN1202593A (en) | 1998-12-23 |
| CN1083962C true CN1083962C (en) | 2002-05-01 |
Family
ID=5170783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97108953A Expired - Fee Related CN1083962C (en) | 1997-06-16 | 1997-06-16 | Silencer for fluid pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1083962C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004218934A (en) * | 2003-01-15 | 2004-08-05 | Mitsubishi Electric Corp | Expansion muffler, refrigerating cycle circuit using the muffler, and a method of manufacturing the muffler |
| CN108105988A (en) * | 2018-02-23 | 2018-06-01 | 郭绍华 | Silencer of bundling pipe |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0014257A2 (en) * | 1979-01-26 | 1980-08-20 | Sperry Vickers Zweigniederlassung der Sperry GmbH | Fluid silencer |
| EP0566211A1 (en) * | 1992-04-15 | 1993-10-20 | Adrianus Jacobus Zwaan | Sound-damping ventilating device with an elongated, block-shaped housing and a slotted ventilating channel |
-
1997
- 1997-06-16 CN CN97108953A patent/CN1083962C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0014257A2 (en) * | 1979-01-26 | 1980-08-20 | Sperry Vickers Zweigniederlassung der Sperry GmbH | Fluid silencer |
| EP0566211A1 (en) * | 1992-04-15 | 1993-10-20 | Adrianus Jacobus Zwaan | Sound-damping ventilating device with an elongated, block-shaped housing and a slotted ventilating channel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1202593A (en) | 1998-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208845368U (en) | Pulsation and vibration control apparatus | |
| CN108168131A (en) | The refrigeration system of one stage of compression two-step throttle noise reduction | |
| CN1083962C (en) | Silencer for fluid pipeline | |
| CN2289122Y (en) | Noise silencer for fluide pipeline | |
| CN2722104Y (en) | Frequency variable and multiple-connected central air conditioner | |
| CN210399143U (en) | Indoor unit and air conditioner | |
| CN105258318A (en) | Noise reducing and abnormal-sound removing device, air conditioner and air conditioner refrigerant flowing method | |
| CN2342298Y (en) | Silence rfor refrigerating system of air conditioner | |
| CN1779267A (en) | Exhaust silencer of compressor for refrigerator and air conditioner | |
| CN2446428Y (en) | Air conditioner | |
| CN213711209U (en) | Gas turbine air intake system | |
| CN2706720Y (en) | Air conditioner | |
| CN205066119U (en) | Silencer for reducing pressure pulsation and air conditioning system with silencer | |
| CN204438363U (en) | Air conditioner and heat recovery mode converter thereof | |
| CN211416888U (en) | Automobile air conditioner pipeline silencer and automobile air conditioner | |
| CN2567499Y (en) | Silencer of air conditioner | |
| CN208024527U (en) | Vacuum pump silencing means | |
| CN2886460Y (en) | Condenser of dehumidifier | |
| CN208431166U (en) | A kind of muffler of compression mechanism cool equipment | |
| CN112460785A (en) | Air conditioner pipeline noise elimination method and system and air conditioner | |
| CN219934347U (en) | Integrated silencing, filtering and throttling device and air conditioner | |
| CN219993869U (en) | Bypass noise reduction structure of compressor | |
| CN2438048Y (en) | Silencer | |
| CN214250216U (en) | Condenser assembly and household appliance | |
| CN2554536Y (en) | Throttling silencer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020501 |