CN114279000B - Switchable silencer and air conditioner - Google Patents
Switchable silencer and air conditioner Download PDFInfo
- Publication number
- CN114279000B CN114279000B CN202111467331.2A CN202111467331A CN114279000B CN 114279000 B CN114279000 B CN 114279000B CN 202111467331 A CN202111467331 A CN 202111467331A CN 114279000 B CN114279000 B CN 114279000B
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- silencer
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- 230000003584 silencer Effects 0.000 title claims abstract description 73
- 239000003507 refrigerant Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 7
- 230000030279 gene silencing Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
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Abstract
A switchable silencer and an air conditioner comprise a silencer, a branch pipe and a fixing device, wherein an outlet and an inlet of the silencer are respectively connected with the branch pipe through the fixing device, and an adjusting device with a plurality of gears is further arranged inside the fixing device. The switchable silencer and the air conditioner solve the problems of much time consumption and waste of refrigerant in the process of improper silencer design, can adjust the working state of the silencer in the running state of an air conditioner outdoor unit, and can ensure that silencers of different specifications can be replaced in the non-stop state.
Description
Technical Field
The invention relates to the technical field of air conditioner silence, in particular to a switchable silencer and an air conditioner.
Background
In air conditioning systems, a reactive muffler as shown in fig. 1 is generally employed to eliminate noise in a certain frequency band. However, the length of the muffling cavity has a certain error with the calculated value of the theoretical optimal muffling frequency, so that the resistant muffler cannot achieve the optimal muffling effect. To solve this problem, mufflers of different specifications often need to be tried several times. In the replacement process, firstly, the refrigerant in the pipeline needs to be discharged, then the original silencer is taken out from the pipeline system by welding, then a new silencer is welded into the pipeline system, and finally the refrigerant is refilled. It can be seen that much cost (refrigerant cost, labor cost, time cost, etc.) is spent in the muffler replacement process, and therefore, it is necessary to design a rapid muffler replacement device.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to firstly solve the problems of more time consumption and refrigerant waste in the replacement process due to improper design of the silencer, secondly adjust the working state of the silencer in the running state of the air conditioner outdoor unit and ensure that the silencers with different specifications can be replaced in the non-stop state.
The technical scheme adopted by the invention for solving the technical problems is as follows: a switchable silencer comprises a silencer, a branch pipe and a fixing device, wherein an outlet and an inlet of the silencer are respectively connected with the branch pipe through the fixing device, and an adjusting device with a plurality of gears is further arranged inside the fixing device.
As a further improvement of the invention: and two ends of the outlet and the inlet of the silencer are welded with threaded heads.
As a further improvement of the invention: the fixing device is a circular pipe, and one end of the circular pipe, which is close to the outlet and the inlet of the silencer, is flared.
As a further improvement of the invention: the silencer is characterized by comprising a nut arranged outside the circular pipe in a sleeved mode, wherein the circular pipe is connected with the thread heads welded at the two ends of the outlet and the inlet of the silencer in a threaded mode.
As a further improvement of the invention: the adjusting device comprises an adjusting pipe and an adjusting rod, the adjusting pipe is sleeved in the fixed pipe and can move along the axis of the adjusting pipe, and the adjusting rod is connected with the adjusting pipe through a threaded fixing hole in the adjusting pipe.
As a further improvement of the invention: the adjusting pipe comprises a row of holes, the center line of which is coincident with the axis of the adjusting rod, and a silencer row of holes, wherein the silencer row surrounds the outer wall of the adjusting pipe for one circle.
As a further improvement of the invention: the regulating tube further comprises a baffle.
As a further improvement of the invention: the adjusting device comprises three gears.
As another technical scheme of the invention: an air conditioner including a switchable silencer device.
Compared with the prior art, the invention has the beneficial effects that:
the utility model provides a changeable formula silencing device and air conditioner solves the improper change in-process of muffler design and spends more time, the extravagant problem of refrigerant, secondly can adjust the operating condition of muffler under the state of air condensing units operation, and can guarantee to change the muffler of different specifications under the state of not shutting down.
Drawings
Fig. 1 is an exploded view of a switchable silencer according to the present invention.
Fig. 2 is a schematic view of an inlet structure of a switchable silencer according to the present invention.
Fig. 3 is a schematic diagram of an outlet structure of a switchable silencer according to the present invention.
Fig. 4 is a cross-sectional view of a fixed pipe of a switchable silencer according to the present invention.
Fig. 5 is a schematic view of an adjusting pipe structure of the switchable silencer according to the present invention.
Detailed Description
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The invention will now be further described with reference to the following description and examples in conjunction with the accompanying drawings:
a switchable silencer comprises a silencer 1, a branch pipe 10 and a fixing device, wherein an outlet and an inlet of the silencer are respectively connected with the branch pipe through the fixing device, and an adjusting device with a plurality of gears is further arranged inside the fixing device.
Preferably: and two ends of the outlet and the inlet of the silencer are welded with threaded heads.
Preferably: the fixing device is a circular pipe, and one end of the circular pipe, which is close to the outlet and the inlet of the silencer, is flared.
Preferably: the silencer is characterized by comprising a nut sleeved outside a circular pipe, wherein the circular pipe is in threaded connection with threaded heads welded at the two ends of the outlet and the inlet of the silencer through the nut.
Preferably: the adjusting device comprises an adjusting pipe and an adjusting rod, the adjusting pipe is sleeved in the fixed pipe and can move along the axis of the adjusting pipe, and the adjusting rod is connected with the adjusting pipe through a threaded fixing hole formed in the adjusting pipe.
Preferably: the adjusting pipe comprises a row of holes with the center line coincident with the axis of the adjusting rod and a silencer row of holes surrounding the outer wall of the adjusting pipe in a circle.
Preferably: the regulating tube further comprises a baffle.
Preferably: the adjusting device comprises three gears.
As another technical scheme of the invention: an air conditioner includes a switchable silencer.
The first embodiment is as follows:
the application relates to a switchable silencer and an air conditioner. The silencer is mainly used for realizing the working state of the silencer and the random replacement of the silencer in the state that the outdoor unit of the air conditioner is not stopped. To facilitate the description of the technical solution, the specific embodiment is specifically illustrated, and it should be emphasized that the described embodiment is only a part of the present application.
The silencer assembly is described in detail below with reference to fig. 1-5 as an example:
And the nut 2 is sleeved outside the fixed pipe 8 and is in threaded connection with a threaded head at the upper end of the silencer. In order to prevent the nut 2 from falling off and ensure the sealing property when being sleeved in the fixed pipe 8, flaring processing is carried out on the lower port of the fixed pipe 8.
And the nut 3 is sleeved outside the fixed pipe 9 and is in threaded connection with a threaded head at the lower end of the silencer. In order to prevent the nut 3 from falling off and ensure the sealing property when the nut is sleeved in the fixed pipe 3, flaring processing is carried out on the upper port of the fixed pipe 9.
The adjusting pipe 4 is sleeved in the fixing pipe 8, and the adjusting pipe 4 can move along the axis of the adjusting pipe 4. Which includes threaded fixing holes (not shown) of the adjustment lever 6 for fixing the adjustment lever 6 to the adjustment tube 4 through the slotted holes 84 (the slotted holes 84 are shown schematically) of the fixing tube 8. The adjusting pipe 4 further includes a row of holes 41 (see the schematic drawing, and the muffler row of holes 42 and the baffle 43 are both shown in the schematic drawing), the center line of which coincides with the axis of the adjusting rod 6, and when the adjusting rod 6 is adjusted to the second gear, the adjusting rod is used for communicating with the branch pipe inlet 101, and the refrigerant flows into the branch pipe 10 from the row of holes 41. The regulating tube 4 also comprises a muffler discharge orifice 42 comprising a plurality of small orifices all around the circumference for the purpose of allowing the refrigerant to flow from the interspace into the muffler. The conditioning duct 4 further comprises a baffle 43, which is adapted to block the passage of refrigerant.
The structure of the adjusting pipe 5 is similar to that of the adjusting pipe 4, and the description is omitted.
The adjusting rod 6 is of a cylindrical structure, one end of the adjusting rod 6 is provided with threads, and the adjusting rod is screwed and fixed on the adjusting pipe 4 and is used for adjusting the position of the adjusting pipe 4.
The adjustment lever 7 is similar to the adjustment lever 6 and will not be described in detail.
And the fixed pipe 8 is fixed with the upstream pipeline, and is an inflow pipe section of the refrigerant. It has a slot 84, which includes a first gear 81, a second gear 82, and a third gear 83. The structure is an adjusting channel of the adjusting rod 6. With reference to the figure, function 1: when the adjusting lever 6 is positioned at the first stage, the refrigerant can flow into the muffler through the muffler discharge hole 42; function 2: when the adjusting rod 6 is located at the second gear, the muffler discharge hole 42 is closed, the discharge hole 41 is communicated with the branch pipe inlet 101, i.e. the refrigerant flows into the branch pipe 10 through the discharge hole 41; function 3: when the regulation lever 6 is positioned at the third position, the muffler discharge hole 42 and the discharge hole 41 are closed at the same time, and the refrigerant cannot flow.
And a fixed pipe 9, as shown in fig. 5, wherein the fixed pipe 9 is fixed with a downstream pipeline and is a section of a refrigerant outflow pipe. It includes a slot (identical to the slot 84, not shown) and includes a fourth gear 91, a fifth gear 92 and a sixth gear 93. The above mentioned slotted hole and gear are the adjusting channel of the adjusting rod 9. Function 4: when the adjusting rod 9 is positioned at the fourth gear, the refrigerant can flow out of the silencer through the silencer discharge hole 52 and flow into the downstream pipeline; function 5: when the adjusting rod 9 is positioned at the fifth gear, the muffler discharge hole 52 is closed, the inlet hole 51 is communicated with the branch pipe outlet 102, and the refrigerant can flow out of the branch pipe 10 through the inlet hole 51; function 6: when the adjustment lever 9 is in the sixth position, the muffler discharge hole 52 and the inlet hole 51 are closed at the same time, and the refrigerant cannot flow.
Muffler operating state (muffled state, i.e., muffler passage circulation): the silencer is opened when in a silencing or silencing monitoring state. As shown in the figure, the adjusting mode is as follows: the adjusting lever 6 is located at the first gear while the adjusting lever 7 is located at the fourth gear, i.e., the muffler discharge hole 42 and the muffler discharge hole 52 are opened while the discharge hole 41 and the inlet hole 51 are closed; muffler non-operating state (non-muffling state, i.e. branch flow): as shown in the figure, the adjusting mode is as follows: the adjusting lever 6 is located at the second gear while the adjusting lever 7 is located at the fifth gear, i.e., the discharge hole 41 and the inlet hole 51 are opened while the muffler discharge hole 42 and the muffler discharge hole 52 are closed; replace the muffler (the muffler silencing effect is poor, need to replace the muffler of different specifications): step 1 (refrigerant collection): as shown in the figure, the regulating rod 6 is located at the third position, and the regulating rod 7 is located at the fourth position, i.e. the muffler outlet hole 42 and the inlet hole 51 are opened, and the muffler outlet hole 41 and the outlet hole 52 are closed, so that the refrigerant in the muffler 1 and the branch pipe 10 can be discharged to the downstream during the operation; step 2 (pressure maintaining state): after the refrigerant is collected, the adjusting rod 7 is adjusted to a fifth (or sixth) gear, so that the vacuum state in the silencer is realized; step 3 (muffler replacement stage): the nuts 2 and 3 are unscrewed, and the silencer is taken out to replace the silencer of another specification.
The second embodiment is as follows:
a switchable silencer and an air conditioner realize the circulation of a refrigerant at a silencer channel and a branch pipe channel through the control of valves at an inlet and an outlet, and are made into a parallel silencer.
The third embodiment is as follows:
an air conditioner including a switchable silencer device.
The main functions of the invention are as follows: the utility model provides a changeable formula silencing device and air conditioner, solves that the muffler design is improper to be changed the in-process and takes time many, the extravagant problem of refrigerant, secondly can adjust the operating condition of muffler under the state of air condensing units operation, and can guarantee to change the muffler of different specifications under the state of not shutting down.
In summary, after reading the present disclosure, those skilled in the art can make various other corresponding changes without creative mental labor according to the technical solutions and concepts of the present disclosure, and all of them are within the protection scope of the present disclosure.
Claims (5)
1. A switchable acoustic abatement device, comprising: the silencer comprises a silencer, a branch pipe and a fixing device, wherein an outlet and an inlet of the silencer are respectively connected with the branch pipe through the fixing device; the fixing device is a round fixing pipe, and one end of the round fixing pipe, which is close to the outlet and the inlet of the silencer, is flared; the fixed pipe is fixed with an upstream pipeline, is an inflow pipe section of a refrigerant, and comprises a slotted hole, a first gear, a second gear and a third gear;
the fixed pipe is fixed with a downstream pipeline, is an outflow pipe section of the refrigerant, and comprises a slotted hole, a fourth gear, a fifth gear and a sixth gear; the adjusting device comprises an adjusting pipe and an adjusting rod, the adjusting pipe is sleeved in the fixed pipe and can move along the axis of the adjusting pipe, and the adjusting rod is connected with the adjusting pipe through a threaded fixing hole formed in the adjusting pipe; the thread fixing hole of the adjusting rod is used for enabling the adjusting rod to penetrate through the slotted hole of the fixing pipe and be fixed on the adjusting pipe; the adjusting pipe comprises a row of holes of which the center line is coincident with the axis of the adjusting rod and a silencer row of holes surrounding the outer wall of the adjusting pipe for one circle; the discharge holes are used for communicating with the inlets of the branch pipes, and the silencer is discharged into the discharge holes and used for enabling the refrigerant to flow into the silencer from the gaps;
the working state of the silencer, namely the circulation of the silencer, and the adjusting mode: the adjusting rod in the fixed pipe fixed with the upstream pipeline is positioned at a first gear, and the adjusting rod in the fixed pipe fixed with the downstream pipeline is positioned at a fourth gear, namely, a muffler discharge hole and a muffler discharge hole are opened, and the discharge hole and the inlet hole are closed;
the muffler is not in working state, namely the branch pipe is circulated, and the adjusting mode is as follows: the adjusting rod in the fixed pipe fixed with the upstream pipeline is positioned at a second gear, and the adjusting rod in the fixed pipe fixed with the downstream pipeline is positioned at a fifth gear, namely, the exhaust hole and the inlet hole are opened, and the exhaust hole of the silencer are closed;
the silencer replacement comprises the following steps of 1: the adjusting rod in the fixed pipe fixed with the upstream pipeline is positioned at a third gear, and the adjusting rod in the fixed pipe fixed with the downstream pipeline is positioned at a fourth gear, namely, a discharge hole and an inlet hole of the silencer are opened, and the discharge hole of the silencer are closed, so that the refrigerants in the silencer and the branch pipe can be discharged to the downstream in the operation process; step 2: after the refrigerant is collected, an adjusting rod in a fixed pipe fixed with a downstream pipeline is adjusted to a fifth gear or a sixth gear, so that the vacuum state in the silencer is realized; and step 3: the nut is unscrewed, and the silencer is taken out to replace the silencer of another specification.
2. The switchable sound attenuating device of claim 1, wherein: and two ends of the outlet and the inlet of the silencer are welded with threaded heads.
3. The switchable sound attenuating device of claim 1, wherein: the fixing device comprises a nut sleeved outside the circular fixing pipe, and the circular fixing pipe is in threaded connection with threaded heads welded at the two ends of the outlet and the inlet of the silencer through the nut.
4. The switchable sound attenuating device of claim 1, wherein: the regulating tube further comprises a baffle.
5. An air conditioner, characterized in that: comprising a switchable sound attenuating device according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111467331.2A CN114279000B (en) | 2021-12-02 | 2021-12-02 | Switchable silencer and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111467331.2A CN114279000B (en) | 2021-12-02 | 2021-12-02 | Switchable silencer and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114279000A CN114279000A (en) | 2022-04-05 |
| CN114279000B true CN114279000B (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111467331.2A Active CN114279000B (en) | 2021-12-02 | 2021-12-02 | Switchable silencer and air conditioner |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492794A (en) * | 2001-03-29 | 2004-04-28 | ˹���հ����߹�˾ | Pneumatic tool with muffler bypass mechanism |
| KR20060087227A (en) * | 2005-01-28 | 2006-08-02 | 엘지전자 주식회사 | A noise suppresser of a room cooler with multi fluid tube |
| CN106482318A (en) * | 2016-09-20 | 2017-03-08 | 奇瑞汽车股份有限公司 | A kind of adjustable air-conditioning duct deafener |
| CN108547684A (en) * | 2018-06-22 | 2018-09-18 | 南京依柯卡特排放技术股份有限公司 | High-power distributed energy tail gas clean-up DeNOx system catalytic units |
| CN213480567U (en) * | 2020-10-16 | 2021-06-18 | 珠海格力电器股份有限公司 | Silencer and air conditioner |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005002805A (en) * | 2003-06-09 | 2005-01-06 | Ebara Corp | Exhaust device for diesel engine |
| ITBO20100474A1 (en) * | 2010-07-27 | 2012-01-28 | Magneti Marelli Spa | SILENCER WITH INTEGRATED HEAT EXCHANGER |
-
2021
- 2021-12-02 CN CN202111467331.2A patent/CN114279000B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492794A (en) * | 2001-03-29 | 2004-04-28 | ˹���հ����߹�˾ | Pneumatic tool with muffler bypass mechanism |
| KR20060087227A (en) * | 2005-01-28 | 2006-08-02 | 엘지전자 주식회사 | A noise suppresser of a room cooler with multi fluid tube |
| CN106482318A (en) * | 2016-09-20 | 2017-03-08 | 奇瑞汽车股份有限公司 | A kind of adjustable air-conditioning duct deafener |
| CN108547684A (en) * | 2018-06-22 | 2018-09-18 | 南京依柯卡特排放技术股份有限公司 | High-power distributed energy tail gas clean-up DeNOx system catalytic units |
| CN213480567U (en) * | 2020-10-16 | 2021-06-18 | 珠海格力电器股份有限公司 | Silencer and air conditioner |
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| Publication number | Publication date |
|---|---|
| CN114279000A (en) | 2022-04-05 |
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