CN204388307U - Air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier - Google Patents
Air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier Download PDFInfo
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- CN204388307U CN204388307U CN201420823741.5U CN201420823741U CN204388307U CN 204388307 U CN204388307 U CN 204388307U CN 201420823741 U CN201420823741 U CN 201420823741U CN 204388307 U CN204388307 U CN 204388307U
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Abstract
The utility model discloses a kind of air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier, relate to household appliance technical field, in order to reduce the noise that air-breathing pipe arrangement pipeline produces.Air-breathing pipe arrangement pipeline comprises the first air intake duct and tube connector, and one end of described tube connector is communicated with the other end of described first air intake duct, and the ratio of the outside dimension of described first air intake duct and the outside dimension of described tube connector is less than 63%.Technique scheme, different from the scheme that the pipe all using external diameter in tube connector size more than 63% in prior art forms air-breathing pipe arrangement pipeline, employ the first air intake duct that outside dimension is little, utilize the flexibility of pipeline, reduce the noise caused because of pipeline vibration, farthest reduce the noise of complete machine; Also make pipeline stress better discharge simultaneously, reduce ess-strain.
Description
Technical field
The utility model relates to household appliance technical field, is specifically related to a kind of air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier.
Background technology
Along with the raising of quality of life, volume is little, the Domestic dehumidifying machine of compact conformation steps into the life of people gradually, and the requirement of the public to dehumidifier performance indications is also more and more higher.The noise of Domestic dehumidifying machine directly has influence on the impression of user.The extraordinary noise of Domestic dehumidifying machine is mainly caused by actings in conjunction such as compressor, fan, pipe arrangement pipeline and sheet metal components, noise particularly caused by pipe arrangement pipeline vibration, very large to the vibration noise contribution of complete machine, and the larger vibration of pipe arrangement also easily causes the fatigue fracture of pipe arrangement pipeline.
At present, existing family expenses 40L dehumidifier air intake duct design Φ 6, Φ 7, Φ 8, Φ 9 pipeline of adopting connects more.Such as, dehumidifier is because compressor air suction mouth design unification is Φ 9.7, so the copper pipe that the tube connector that existing air intake duct is a Φ 9.52 meets a Φ 6 or Φ 7 is formed by connecting.
Inventor finds, at least following problems is there is: the vibration source of Domestic dehumidifying machine mainly comes from dehumidifier compressor in prior art, and externally transmitted by the footing of compressor and pipe arrangement pipeline, air-breathing pipe arrangement pipeline is in forced vibration state owing to receiving the impact of the exciting of compressor and refrigerant flowing, thus produces obvious vibration & noise.Specifically, after compressor installed by dehumidifier, the suction line of compressor is subject to the little restriction in space, line arrangement relative difficulty, in the process walking pipe, the number of times of the direction of pipeline, stroke and bending all receives larger impact, and the power that channel interior is subject to can not get effective and reasonable release, so cause pipeline vibration to aggravate, produce bat to shake noise simultaneously, cause the vibration & noise of dehumidifier complete machine all larger.Existing pipe arrangement method causes pipeline vibration ess-strain comparatively large, and general startup-shutdown maximum strain, at 280 more than μ, runs maximum strain at 60 more than μ, and overall strain is higher, and extremely unstable, there is great pipeline and split danger of leaking out.And by the compressor noise value of this method pipe arrangement and tonequality generally poor, contemporary people cannot be met to dehumidifier requirement.
Above situation shows: a kind of better pipe arrangement of market demand solves the noise problem of Domestic dehumidifying machine.
Utility model content
One of them object of the present utility model proposes a kind of air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier, in order to reduce the noise that air-breathing pipe arrangement pipeline produces.
For achieving the above object, the utility model provides following technical scheme:
The utility model provides a kind of air-breathing pipe arrangement pipeline, the first air intake duct and tube connector, and one end of described tube connector is communicated with the other end of described first air intake duct, and the ratio of the outside dimension of described first air intake duct and the outside dimension of described tube connector is less than 63%.
Air-breathing pipe arrangement pipeline as above, preferably, air-breathing pipe arrangement pipeline also comprises the second air intake duct, and one end of described second air intake duct is communicated with one end of described first air intake duct, and the external diameter of described second air intake duct is more than or equal to 6mm.
Air-breathing pipe arrangement pipeline as above, preferably, the outside dimension of described first air intake duct is less than 6mm.
Air-breathing pipe arrangement pipeline as above, preferably, the length of described first air intake duct accounts for the 30%-70% of whole air-breathing pipe arrangement length of pipe.
Air-breathing pipe arrangement pipeline as above, preferably, one end of described first air intake duct is enlarging shape, and one end of described first air intake duct is sealed and coated on outside one end of described second air intake duct.
Air-breathing pipe arrangement pipeline as above, preferably, one end of described tube connector is reducing shape, and one end sealed envelope of described tube connector is outside the other end of described first air intake duct.
Air-breathing pipe arrangement pipeline as above, preferably, the outside dimension of described first air intake duct is 5mm; And/or described first air intake duct is copper pipe.
The utility model also provides a kind of air suction structure, comprises compressor, evaporimeter, wherein, also comprises the air-breathing pipe arrangement pipeline that the arbitrary technical scheme of the utility model provides;
One end of described first air intake duct is communicated with described evaporimeter, and the other end of described tube connector is communicated with described compressor;
On airintake direction, air-flow is introduced into described first air intake duct, then enters described tube connector.
The utility model also provides a kind of household electrical appliance, comprises the air suction structure that the arbitrary technical scheme of the utility model provides.
The utility model provides again a kind of dehumidifier, comprises the air suction structure that the arbitrary technical scheme of the utility model provides.
Based on technique scheme, the utility model embodiment at least can produce following technique effect:
Air-breathing pipe arrangement pipeline, especially be the air-breathing pipe arrangement pipeline be used in dehumidifier, its size is little, and very easily metaboly is there is in process, and the little refrigeration system resistance that easily causes of caliber strengthens, pressure drop becomes large, and moisture removal can be affected, so think in prior art that the caliber of the pipe that air-breathing pipe arrangement pipeline uses must be more than or equal to 6mm.
But, technique scheme, different from the scheme that the pipe all using external diameter in tube connector size more than 63% in prior art forms air-breathing pipe arrangement pipeline, employ the first air intake duct that outside dimension is little, utilize the flexibility of pipeline, reduce the noise caused because of pipeline vibration, farthest reduce the noise of complete machine; Also make pipeline stress better discharge simultaneously, reduce ess-strain.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
The structural representation one of the air-breathing pipe arrangement pipeline that Fig. 1 provides for the utility model embodiment;
The structural representation two of the air-breathing pipe arrangement pipeline that Fig. 2 provides for the utility model embodiment;
The structural representation three of the air-breathing pipe arrangement pipeline that Fig. 3 provides for the utility model embodiment;
The structural representation four of the air-breathing pipe arrangement pipeline that Fig. 4 provides for the utility model embodiment;
The structural representation five of the air-breathing pipe arrangement pipeline that Fig. 5 provides for the utility model embodiment;
The structural representation six of the air-breathing pipe arrangement pipeline that Fig. 6 provides for the utility model embodiment.
Reference numeral:
1, the first air intake duct; 2, the second air intake duct; 3, tube connector.
Detailed description of the invention
Below in conjunction with the elaboration that Fig. 1 ~ Fig. 6 carries out specifically to the technical scheme that the utility model provides, the arbitrary technological means provided by the utility model carries out technical scheme that two or more technological means any of replacing or being provided by the utility model or technical characteristic carry out mutually combining and obtain all should within protection domain of the present utility model.
The utility model embodiment provides a kind of air-breathing pipe arrangement pipeline, comprises the first air intake duct 1 and tube connector 3, and one end of tube connector 3 is communicated with the other end of the first air intake duct 1, and the ratio of the outside dimension of the first air intake duct 1 and the outside dimension of tube connector 3 is less than 63%.
Such as, tube connector 3 adopts the pipe of Φ 9.52, and the tube outer diameter that so the first air intake duct 1 adopts is less than 6mm, hereinafter will illustrate in detail as example.Tube connector 3 adopts the pipe of Φ 7, and the tube outer diameter that so the first air intake duct 1 adopts is less than 4.41mm.
Air-breathing pipe arrangement pipeline, especially be the air-breathing pipe arrangement pipeline be used in dehumidifier, its size is little, and very easily metaboly is there is in process, and the little refrigeration system resistance that easily causes of caliber strengthens, pressure drop becomes large, and moisture removal can be affected, so the caliber of pipe that the air-breathing pipe arrangement pipeline adopted in prior art uses must be more than or equal to 6mm.
But, technique scheme, different from the scheme that the pipe all using external diameter in tube connector size more than 63% in prior art forms air-breathing pipe arrangement pipeline, employ the first air intake duct that outside dimension is little, utilize the flexibility of pipeline, reduce the noise caused because of pipeline vibration, farthest reduce the noise of complete machine; Also make pipeline stress better discharge simultaneously, reduce ess-strain.
Specifically, depend on the outside dimension of tube connector 3, the outside dimension of the first air intake duct 1 is specifically as follows 5.5mm, 5mm, 4.5mm, 4mm etc.The wall thickness of the first air intake duct 1 can adopt the standard wall thickness corresponding with outside dimension, and when such as outside dimension is 5mm, wall thickness can be 0.5mm.
The material of the first air intake duct 1 can select copper, and copper pipe is flexible, can reduce the noise produced in the use procedure of air-breathing pipe arrangement pipeline further.
Further, one end that air-breathing pipe arrangement pipeline also comprises the second air intake duct 2, second air intake duct 2 is communicated with one end of the first air intake duct 1, and the external diameter of the second air intake duct 2 is more than or equal to 6mm.
Second air intake duct 2 can adopt following size Φ 6 × 0.5, and wherein, Φ 6 is the external diameter of the second air intake duct 2, and 0.5 is the wall thickness of the second air intake duct 2.The material of the second air intake duct 2 can adopt copper pipe.The other end of the second air intake duct 2 goes out pipe with evaporimeter and is connected.
Further, the outside dimension of the first air intake duct 1 is less than 6mm.Tube connector 3 can adopt the pipe of existing size.
In the present embodiment, to configure the second air intake duct 2 and tube connector 3 at the two ends of the first air intake duct 1 simultaneously, first air intake duct 1 exists as transition conduit in whole air-breathing pipe arrangement pipeline, effectively can reduce the noise that air-breathing pipe arrangement pipeline in use produces on the one hand, the performance of whole air-breathing pipe arrangement pipeline can not be affected on the other hand, the resistance of refrigeration system, pressure drop, moisture removal are consistent with existing air-breathing pipe arrangement pipeline substantially.
Alternatively, the length of the first air intake duct 1 accounts for the 30%-70% of whole air-breathing pipe arrangement length of pipe, particularly, is less than 700mm.Use the first air intake duct 1 of above-mentioned length that the performance of whole air-breathing pipe arrangement pipeline can be made secure.
In the present embodiment, between the first air intake duct 1 with the second air intake duct 2, following manner is adopted to be communicated with: one end of the first air intake duct 1 is enlarging shape, and one end of the first air intake duct 1 is sealed and coated on outside one end of the second air intake duct 2.Above-mentioned connected mode is reliably easy.
In the present embodiment, the first air intake duct 1 adopts following manner to be communicated with between tube connector 3: one end of tube connector 3 is reducing shape, and one end sealed envelope of tube connector 3 is outside the other end of the first air intake duct 1.Above-mentioned connected mode is reliably easy.
Tube connector 3 specifically can adopt U-shaped pipe.
The specific embodiment provided below in conjunction with Fig. 1 describes in detail.In Fig. 1, tube connector 3 is of a size of Φ 9.52, for connecting compressor.Tube connector 3 reducing of Φ 9.52 to internal diameter Φ 5.2, to connect first air intake duct 1 of Φ 5.The first air intake duct 1 internal diameter enlarging of Φ 5 to Φ 6.2, to connect second air intake duct 2 of Φ 6.The second air intake duct 2 internal diameter enlarging of Φ 6, to Φ 7.2, goes out pipe to connect evaporimeter.
Specifically, the air-breathing pipe arrangement pipeline that the present embodiment provides creatively employs the copper pipe of the fabulous Φ 5 (external diameter) × 0.5 (wall thickness) of one section of flexibility, whole air-breathing pipe arrangement pipeline is divided into three parts: the first air intake duct 1, one section of Φ 6 (external diameter) × 0.5 (wall thickness) second air intake duct 2 of U-shaped tube connector 3, one section of Φ 5 (external diameter) × 0.5 (wall thickness) of one section of Φ 9.52 (external diameter) × 0.71 (wall thickness) forms.
The pipeline of Φ 9.52 is generally U-shaped pipe, and the concrete shape of first air intake duct 1 of Φ 5, second air intake duct 2 of Φ 6 is subject to the restriction of type housing size and cloth tube space, and several possible arrangement form is see Fig. 1 ~ Fig. 6.
Introduce model analysis conclusion and the harmonic responding analysis result of above-mentioned air-breathing pipe arrangement pipeline below, for by air-breathing pipe arrangement pipeline application on family expenses 40L dehumidifier.
Table 1 air-breathing pipe arrangement pipeline model analysis data
| Exponent number | Gu frequently | Exponent number | Gu frequently | Exponent number | Gu frequently | Exponent number | Gu frequently |
| 1 | 5.3 | 6 | 17.3 | 11 | 55.7 | 16 | 69.1 |
| 2 | 5.4 | 7 | 23.5 | 12 | 58.8 | 17 | 79.7 |
| 3 | 10.7 | 8 | 27.3 | 13 | 62.4 | 18 | 89.6 |
| 4 | 15.9 | 9 | 30 | 14 | 67.8 | 19 | 101.1 |
| 5 | 16.7 | 10 | 30.7 | 15 | 68.1 | 20 | 119.2 |
By the analysis result display frequently admittedly of air-breathing pipe arrangement pipeline CAE, the air-breathing pipe arrangement pipeline that technique scheme provides, avoid the operating frequency of compressor 48Hz and the running multiple frequency of 96Hz, add the flexibility of air-breathing pipe arrangement pipeline, be conducive to absorbing more vibrational energy, reduce the risk of air-breathing pipe arrangement pipeline resonance, by the improvement to air-breathing pipe arrangement pipeline, eventually reduce the vibration & noise of system.
Table 2 harmonic responding analysis result
As can be seen from Table 2, the intrinsic frequency of air-breathing pipe arrangement pipeline departs from more than compressor speed 8Hz, meets the demands.The stress of air-breathing pipe arrangement pipeline is average, and stress maximum is not more than 5Mpa, meets the demands.
In addition; as can be seen from Table 2; the technical scheme that the utility model embodiment provides solves the higher problem of family expenses 40L dehumidifier ess-strain admirably; 30 μ are no more than in operation phase maximum strain; the maximum strain of startup-shutdown each position is no more than 230 μ and fluctuates when volume production less; and noise is little, with the obvious advantage in same industry competition.Further, adopt the air-breathing pipe arrangement pipeline that technique scheme provides, and maximum stress strain is all significantly less than stress of the prior art, strain.
Another embodiment of the utility model provides a kind of air suction structure, comprises compressor, evaporimeter, and it also comprises the air-breathing pipe arrangement pipeline that the arbitrary technical scheme of the utility model provides; One end of described first air intake duct 1 is communicated with described evaporimeter, specifically can be communicated with by the second air intake duct 2.The other end of tube connector 3 is communicated with compressor.On airintake direction, air-flow is introduced into described first air intake duct (1), then enters tube connector (3).
After being provided with the second air intake duct 2, on airintake direction, air-flow is introduced into the second air intake duct 2, enters the first air intake duct 1 again, finally enters tube connector 3.
Another embodiment of the utility model provides a kind of household electrical appliance, comprises the air suction structure that the arbitrary technical scheme of the utility model provides.
The another embodiment of the utility model provides a kind of dehumidifier, comprises the air suction structure that the arbitrary technical scheme of the utility model provides.
The load data of compressor after the above-mentioned air-breathing pipe arrangement pipeline of introduction use below.
Table 3 load data
| Compressor operating frequency (Hz) | 48 |
| Radial load FR (N) | 73.47427 |
| Z-direction moment of torsion (Nmm) | 264.867758 |
| Blast pipe pressure fluctuation (MPa) | 0.03 |
| Muffler pressure fluctuation (MPa) | 0.01 |
Data in upper table are that compressor monomer test data realizes, and be mainly compressor parameter, the operating frequency of compressor is 48Hz as can be seen from Table 3.
Technique scheme, at dehumidifier, is such as specifically that the air intake duct of family expenses 40L dehumidifier and blast pipe creatively respectively increase by one section
pipeline, the relationship between the vibration noise of dehumidifier and compressor piping circuit design being arranged first gets up, and by the design of reasonably optimizing pipe arrangement, achieves vibration and noise reducing, improves the reliability of product.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only for ease of describing the utility model and simplified characterization, instead of instruction or infer the device of indication or element must have specific orientation, for specific azimuth configuration and operation, thus the restriction to the utility model protection content can not be interpreted as.
If employ the word such as " first ", " second " herein to limit parts, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe the utility model and simplified characterization, as do not stated in addition, the implication that above-mentioned word is not special.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to detailed description of the invention of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (10)
1. an air-breathing pipe arrangement pipeline, is characterized in that, comprises the first air intake duct (1) and tube connector (3),
One end of described tube connector (3) is communicated with the other end of described first air intake duct (1), and the ratio of the outside dimension of described first air intake duct (1) and the outside dimension of described tube connector (3) is less than 63%.
2. air-breathing pipe arrangement pipeline according to claim 1, it is characterized in that, also comprise the second air intake duct (2), one end of described second air intake duct (2) is communicated with one end of described first air intake duct (1), and the external diameter of described second air intake duct (2) is more than or equal to 6mm.
3. air-breathing pipe arrangement pipeline according to claim 1, is characterized in that, the outside dimension of described first air intake duct (1) is less than 6mm.
4. the air-breathing pipe arrangement pipeline according to Claims 2 or 3, is characterized in that, the length of described first air intake duct (1) accounts for the 30%-70% of whole air-breathing pipe arrangement length of pipe.
5. the air-breathing pipe arrangement pipeline according to Claims 2 or 3, it is characterized in that, one end of described first air intake duct (1) is enlarging shape, and one end of described first air intake duct (1) is sealed and coated on outside one end of described second air intake duct (2).
6. air-breathing pipe arrangement pipeline according to claim 3, it is characterized in that, one end of described tube connector (3) is reducing shape, and one end sealed envelope of described tube connector (3) is outside the other end of described first air intake duct (1).
7. air-breathing pipe arrangement pipeline according to claim 3, is characterized in that, the outside dimension of described first air intake duct (1) is 5mm; And/or described first air intake duct (1) is copper pipe.
8. an air suction structure, comprises compressor, evaporimeter, it is characterized in that, also comprises the arbitrary described air-breathing pipe arrangement pipeline of claim 1-7;
One end of described first air intake duct (1) is communicated with described evaporimeter, and the other end of described tube connector (3) is communicated with described compressor;
On airintake direction, air-flow is introduced into described first air intake duct (1), then enters described tube connector (3).
9. household electrical appliance, is characterized in that, comprise air suction structure according to claim 8.
10. a dehumidifier, is characterized in that, comprises air suction structure according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420823741.5U CN204388307U (en) | 2014-12-19 | 2014-12-19 | Air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420823741.5U CN204388307U (en) | 2014-12-19 | 2014-12-19 | Air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier |
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| CN204388307U true CN204388307U (en) | 2015-06-10 |
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| CN201420823741.5U Active CN204388307U (en) | 2014-12-19 | 2014-12-19 | Air-breathing pipe arrangement pipeline, air suction structure, household electrical appliance and dehumidifier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501379A (en) * | 2014-12-19 | 2015-04-08 | 珠海格力电器股份有限公司 | Auxiliary suction pipe, suction structure, household appliance and dehumidifier |
| CN106091330A (en) * | 2016-06-28 | 2016-11-09 | 山东中科能人工环境有限公司 | A kind of air-conditioner host equipment of novel damping noise reduction |
-
2014
- 2014-12-19 CN CN201420823741.5U patent/CN204388307U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501379A (en) * | 2014-12-19 | 2015-04-08 | 珠海格力电器股份有限公司 | Auxiliary suction pipe, suction structure, household appliance and dehumidifier |
| CN106091330A (en) * | 2016-06-28 | 2016-11-09 | 山东中科能人工环境有限公司 | A kind of air-conditioner host equipment of novel damping noise reduction |
| CN106091330B (en) * | 2016-06-28 | 2019-11-26 | 山东中科能人工环境有限公司 | A kind of air-conditioner host equipment of vibration and noise reducing |
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