CN105946502B - For the noise reduction tube assembly of air-conditioning and with its electric car - Google Patents
For the noise reduction tube assembly of air-conditioning and with its electric car Download PDFInfo
- Publication number
- CN105946502B CN105946502B CN201610285688.1A CN201610285688A CN105946502B CN 105946502 B CN105946502 B CN 105946502B CN 201610285688 A CN201610285688 A CN 201610285688A CN 105946502 B CN105946502 B CN 105946502B
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- China
- Prior art keywords
- pipeline section
- noise reduction
- conditioning
- air
- refrigerant
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
- B60H1/00557—Details of ducts or cables
- B60H1/00571—Details of ducts or cables of liquid ducts, e.g. for coolant liquids or refrigerants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
- B60H2001/006—Noise reduction
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of noise reduction tube assembly for air-conditioning and with its electric vehicle, the noise reduction tube assembly includes: low-voltage tube, and the low-voltage tube has the first refrigerant inlet and the first refrigerant outlet；And high-voltage tube, there is the high-voltage tube second refrigerant import and second refrigerant to export, the high-voltage tube is set in outside the low-voltage tube, and the high-voltage tube has the main body pipeline section and noise reduction pipeline section interconnected, and the internal diameter of the noise reduction pipeline section is greater than the internal diameter of the main body pipeline section.Noise reduction tube assembly according to an embodiment of the present invention for air-conditioning, not only characteristics of compact layout, convenient for the adjusting of degree of supercooling in air-conditioning and the degree of superheat, and has better sound-deadening and noise-reducing effect.
Description
Technical field
The present invention relates to electric vehicle engineering field, in particular to a kind of noise reduction tube assembly for air-conditioning and
With its electric car.
Background technique
In air conditioning for automobiles, due to air-conditioning system structure relative compact, performance requirement is high, thereby increases and it is possible to by interior various
Heat source influences, and system degree of supercooling, the degree of superheat are highly susceptible to accordingly influence and finally weaken air-conditioning under real vehicle environment
Energy.Continuous pulsation caused by compressor air-discharging will lead to calculation for pipelines system of compressor (mainly acting on exhaust pipe) and generate vibration simultaneously
Dynamic and noise, may be passed to driver's cabin, influence passenger's comfort when serious.
In view of the high intense requirement of automotive environment, need to carry out air conditioning for automobiles high-low pressure section with certain structure or equipment
Degree of supercooling, the degree of superheat adjust, while weakening the pulse energy in pipeline.This structural requirement is efficiently and compact structure, highly integrated.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention mentions
A kind of characteristics of compact layout, good muffling effect, the noise reduction for air-conditioning for capableing of optimization system degree of supercooling and degree of superheat regulation performance out
Tube assembly.
The invention also provides a kind of electric cars with the noise reduction tube assembly.
The noise reduction tube assembly for air-conditioning of embodiment includes: low-voltage tube according to a first aspect of the present invention, the low-voltage tube
With the first refrigerant inlet and the first refrigerant outlet；And high-voltage tube, the high-voltage tube have second refrigerant import and the
Two refrigerant outlets, the high-voltage tube are set in outside the low-voltage tube, the high-voltage tube have interconnect main body pipeline section and
Noise reduction pipeline section, the internal diameter of the noise reduction pipeline section are greater than the internal diameter of the main body pipeline section.
Noise reduction tube assembly according to an embodiment of the present invention for air-conditioning, not only characteristics of compact layout, is convenient for degree of supercooling in air-conditioning
With the adjusting of the degree of superheat, and have better sound-deadening and noise-reducing effect.
Optionally, the number of the noise reduction pipeline section is that multiple and the multiple noise reduction pipeline section is coaxially set with the main body pipeline section
It sets.
Optionally, the number of the noise reduction pipeline section is N number of, and the number of the main body pipeline section is N-1, the main body pipeline section
It is connected between two adjacent noise reduction pipeline sections, the second refrigerant import and second refrigerant outlet are respectively formed at and are located at
On two noise reduction pipeline sections of outermost end, wherein N is the natural number greater than 1.
Optionally, the high-voltage tube further includes entering pipeline section and discharge pipeline section, institute relative to main body pipeline section biasing
It states into a connection in pipeline section and two noise reduction pipeline sections of outermost end, two hush pipes of the discharge pipeline section and outermost end
Another connection in section, the second refrigerant import are formed on the entrance pipeline section, and the second refrigerant goes out the degree of lip-rounding
At on the discharge pipeline section.
Optionally, described consistent with the discharge internal diameter of pipeline section into pipeline section, the internal diameter into pipeline section is institute
0.2-0.4 times for stating the internal diameter of noise reduction pipeline section.
Optionally, it is described into pipeline section and it is described discharge pipeline section relative to the main body pipeline section it is central axial be in center pair
Claim.
Optionally, the internal diameter of the noise reduction pipeline section is 1.5-2 times of the internal diameter of the main body pipeline section.
Optionally, for connecting with the compressor inlet of air-conditioning, first refrigerant goes out first refrigerant inlet
Mouth with the evaporator outlet of air-conditioning for connecting, and the second refrigerant import with the compressor outlet of air-conditioning for connecting, institute
Second refrigerant outlet is stated to connect for the condenser inlet with air-conditioning.
The electric car of embodiment according to a second aspect of the present invention, including air-conditioning system, the air-conditioning system have above-mentioned
The noise reduction tube assembly for air-conditioning of embodiment.
Detailed description of the invention
Fig. 1 is the schematic diagram of the noise reduction tube assembly according to an embodiment of the present invention for air-conditioning.
Fig. 2 is the refrigerant flow direction signal of the low-voltage tube of the noise reduction tube assembly according to an embodiment of the present invention for air-conditioning
Figure.
Fig. 3 is the refrigerant flow direction signal of the high-voltage tube of the noise reduction tube assembly according to an embodiment of the present invention for air-conditioning
Figure.
Appended drawing reference:
Noise reduction tube assembly 100, low-voltage tube 10, the first refrigerant inlet 11, the first refrigerant outlet 12, high-voltage tube 20, the
Pipeline section 26 is discharged into pipeline section 25 in two refrigerant inlets 21, second refrigerant outlet 22, main body pipeline section 23, noise reduction pipeline section 24.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to
The embodiment of attached drawing description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
The noise reduction tube assembly 100 according to an embodiment of the present invention for air-conditioning is described in detail referring to Fig. 1 to Fig. 3.
The noise reduction tube assembly 100 for air-conditioning of embodiment includes: low-voltage tube 10 and high pressure according to a first aspect of the present invention
Pipe 20.Low-voltage tube 10 have the first refrigerant inlet 11 and the first refrigerant outlet 12, high-voltage tube 20 have second refrigerant into
Mouth 21 and second refrigerant outlet 22, high-voltage tube 20 is set in outside low-voltage tube 10, and high-voltage tube 20 has the main body tube interconnected
Section 2 and noise reduction pipeline section 24, the internal diameter of noise reduction pipeline section 24 are greater than the internal diameter of main body pipeline section 23.
Noise reduction tube assembly 100 according to an embodiment of the present invention for air-conditioning, by by 20 housing of high-voltage tube in low-voltage tube
On 10, and noise reduction pipeline section 24 of the caliber greater than main body pipeline section 23 is set on high-voltage tube 20, slows down refrigerant so as to combine and play
Impulse action effectively reduces exhaust gas pulses, has better sound-deadening and noise-reducing effect；20 housing of high-voltage tube is in low-voltage tube 10 simultaneously
On, not only characteristics of compact layout, but also since high-voltage tube 20 is mutually nested with low-voltage tube 10, mutual heat transfer, make the system in high-voltage tube 20
Cryogen continues heat release cooling in flow process, increases degree of supercooling, inhales 10 inner refrigerant of low-voltage tube persistently in flow process
Heat increases the degree of superheat.Convenient for the adjusting of degree of supercooling in air-conditioning and the degree of superheat.
According to some embodiments of the present invention, in conjunction with shown in Fig. 2 and Fig. 3, the number of noise reduction pipeline section 24 is multiple and multiple
Noise reduction pipeline section 24 and main body pipeline section 23 are coaxially disposed.
After the refrigerant in high-voltage tube 20 flows through first noise reduction pipeline section 24 as a result, exhaust gas pulses are eased, Zhi Houliu
It moves to main body pipeline section 23, flows to next noise reduction pipeline section 24 later, exhaust gas pulses are further alleviated, and refrigerant stream is finally made
Multiple noise reduction is passed through in moving noise and pressure oscillation, and sound-deadening and noise-reducing effect is more preferable.In addition, in main body pipeline section 23 and noise reduction pipeline section 24
High temperature refrigerant and low-voltage tube 10 in low-temperature refrigerant carry out heat exchange, play the role of the regulating system degree of superheat, degree of supercooling.
However, the present invention is not limited thereto, for example, in further embodiments, the number of noise reduction pipeline section can also be 1
It is a, it thus also can be realized the alleviation to exhaust gas pulses.
In a specific embodiment, the number of noise reduction pipeline section 24 is N number of, and the number of main body pipeline section 23 is N-1, main body
Pipeline section 23 is connected between two adjacent noise reduction pipeline sections 24,22 difference shape of second refrigerant import 21 and second refrigerant outlet
At on two noise reduction pipeline sections 24 for being located at outermost end, wherein N is the natural number greater than 1.
It is appreciated that the present invention is not limited thereto, noise reduction pipeline section 24, main body pipeline section 23 number can be 1, second
Refrigerant inlet 21 and second refrigerant outlet 22 are respectively formed on the free end of noise reduction pipeline section 24 and main body pipeline section 23, thus
Also sound-deadening and noise-reducing can be taken into account and adjust degree of supercooling, the function of the degree of superheat.
In specific embodiment shown in Fig. 1, high-voltage tube 20 further includes entering pipeline section relative to the biasing of main body pipeline section 23
25 and discharge pipeline section 26, connect into pipeline section 25 with one in two noise reduction pipeline sections 24 of outermost end, pipeline section 26 and most is discharged
Another connection in two noise reduction pipeline sections 24 of outer end, second refrigerant import 21 are formed in on pipeline section 25, the second system
Cryogen outlet 22 is formed on discharge pipeline section 26.As a result, high-voltage tube 20 into pipeline section 25 and discharge pipeline section 26 setting not by
The limitation of 10 position of low-voltage tube, is more convenient refrigerant inlet, the arrangement of refrigerant outlet of high-voltage tube 20, and avoids because close
Seal it is bad caused by high temperature refrigerant and the leakage of low-temperature refrigerant, mix.
Preferably, consistent with the discharge internal diameter of pipeline section 26 into pipeline section 25, into the internal diameter of pipeline section 25
It is 0.2-0.4 times of the internal diameter of noise reduction pipeline section 24.Optionally, based on the internal diameter of noise reduction pipeline section 24 internal diameter of pipeline section 23 1.5-
2 times.The sound-deadening and noise-reducing effect of noise reduction tube assembly 100 is more preferable as a result,.
Optionally, it is centrosymmetric into pipeline section 25 with discharge pipeline section 26 relative to the central axial of main body pipeline section 23.By
This, ability is through being discharged pipeline section after the refrigerant through entering the entrance of pipeline section 25 can sufficiently flow in 20 sections of high-voltage tube and participate in heat exchange
26 outflows, further improve the regulating power of degree of supercooling and the degree of superheat.
In some embodiments, the first refrigerant inlet 11 with the compressor inlet of air-conditioning for connecting, the first refrigerant
For connecting with the evaporator outlet of air-conditioning, second refrigerant import 21 is used to connect with the compressor outlet of air-conditioning for outlet 12,
Second refrigerant outlet 22 with the condenser inlet of air-conditioning for connecting.The exhaust pulses of air-conditioning are significantly reduced as a result, are reduced
Compressor operating load, sound-deadening and noise-reducing effect are more significant.
The electric car of embodiment according to a second aspect of the present invention, including air-conditioning system, air-conditioning system have above-mentioned implementation
The noise reduction tube assembly 100 for air-conditioning of example.There is better NVH performance using the electric car of the noise reduction tube assembly 100.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (6)
1. a kind of noise reduction tube assembly for air-conditioning characterized by comprising
Low-voltage tube, the low-voltage tube have the first refrigerant inlet and the first refrigerant outlet；With
There is second refrigerant import and second refrigerant to export for high-voltage tube, the high-voltage tube, and the high-voltage tube is set in described
Outside low-voltage tube, the high-voltage tube has main body pipeline section interconnected and noise reduction pipeline section, and the internal diameter of the noise reduction pipeline section is greater than institute
The internal diameter of main body pipeline section is stated, the high-voltage tube further includes entering pipeline section and discharge pipeline section relative to main body pipeline section biasing,
A connection into pipeline section and two noise reduction pipeline sections of outermost end, two noise reductions of the discharge pipeline section and outermost end
Another connection in pipeline section, the second refrigerant import are formed on the entrance pipeline section, the second refrigerant outlet
It is formed on the discharge pipeline section, it is described consistent with the discharge internal diameter of pipeline section into pipeline section, it is described into pipeline section
Diameter is 0.2-0.4 times of the internal diameter of the noise reduction pipeline section, and the internal diameter of the noise reduction pipeline section is the internal diameter of the main body pipeline section
1.5-2 again.
2. the noise reduction tube assembly according to claim 1 for air-conditioning, which is characterized in that the number of the noise reduction pipeline section is
Multiple and the multiple noise reduction pipeline section and the main body pipeline section are coaxially disposed.
3. the noise reduction tube assembly according to claim 2 for air-conditioning, which is characterized in that the number of the noise reduction pipeline section is
N number of, the number of the main body pipeline section is N-1, and the main body pipeline section is connected between two adjacent noise reduction pipeline sections, described the
Two refrigerant inlets and second refrigerant outlet are respectively formed on two noise reduction pipeline sections of outermost end, and wherein N is greater than 1
Natural number.
4. the noise reduction tube assembly according to claim 3 for air-conditioning, which is characterized in that described to enter pipeline section and the row
Pipeline section is centrosymmetric relative to the central axial of main body pipeline section out.
5. the noise reduction tube assembly of air-conditioning is used for described in any one of -4 according to claim 1, which is characterized in that first system
For connecting with the compressor inlet of air-conditioning, first refrigerant outlet is used to connect with the evaporator outlet of air-conditioning for cryogen import
It connects, the second refrigerant import with the compressor outlet of air-conditioning for connecting, and the second refrigerant outlet is used for and air-conditioning
Condenser inlet connection.
6. a kind of electric car, which is characterized in that including air-conditioning system, the air-conditioning system has as appointed in claim 1-5
The noise reduction tube assembly of air-conditioning is used for described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610285688.1A CN105946502B (en) | 2016-05-03 | 2016-05-03 | For the noise reduction tube assembly of air-conditioning and with its electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610285688.1A CN105946502B (en) | 2016-05-03 | 2016-05-03 | For the noise reduction tube assembly of air-conditioning and with its electric car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105946502A CN105946502A (en) | 2016-09-21 |
| CN105946502B true CN105946502B (en) | 2019-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610285688.1A Expired - Fee Related CN105946502B (en) | 2016-05-03 | 2016-05-03 | For the noise reduction tube assembly of air-conditioning and with its electric car |
Country Status (1)
| Country | Link |
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| CN (1) | CN105946502B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017210562A1 (en) * | 2017-06-22 | 2018-12-27 | Mahle International Gmbh | Sound damping arrangement for an air conditioning system of a motor vehicle |
| CN108819653B (en) * | 2018-04-25 | 2021-12-28 | 奇瑞汽车股份有限公司 | Silencer and adjustable silencer model for designing and shaping silencer |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008151413A (en) * | 2006-12-18 | 2008-07-03 | Kumagai Gumi Co Ltd | Duct component |
| EP2357330B1 (en) * | 2009-10-16 | 2015-08-19 | TI Automotive Engineering Centre (Heidelberg) GmbH | Cooling circuit with acoustic baffler for a tubular body forming a cavity |
| CN102645012B (en) * | 2012-04-28 | 2014-06-04 | 长城汽车股份有限公司 | Combined pipeline type air conditioning silencer |
| CN203771653U (en) * | 2014-03-27 | 2014-08-13 | 广东志高暖通设备股份有限公司 | Silencer |
| CN204063701U (en) * | 2014-08-08 | 2014-12-31 | 中科动力（福建）新能源汽车有限公司 | The electric automobile that a kind of air-conditioning low-voltage tube improves |
| CN104180505A (en) * | 2014-08-14 | 2014-12-03 | 崇州广益机械制造有限公司 | Multistage buffer type noise damper |
| CN104154643A (en) * | 2014-08-14 | 2014-11-19 | 崇州广益机械制造有限公司 | Novel multi-stage buffering type silencer |
| CN204678633U (en) * | 2015-04-17 | 2015-09-30 | 浙江龙腾空调有限公司 | The coaxial automobile air-conditioning pipe of monoblock type |
-
2016
- 2016-05-03 CN CN201610285688.1A patent/CN105946502B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN105946502A (en) | 2016-09-21 |
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