CN110500826A - Liquid storage device air intake duct and liquid storage device comprising the air intake duct - Google Patents
Liquid storage device air intake duct and liquid storage device comprising the air intake duct Download PDFInfo
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- CN110500826A CN110500826A CN201810469786.XA CN201810469786A CN110500826A CN 110500826 A CN110500826 A CN 110500826A CN 201810469786 A CN201810469786 A CN 201810469786A CN 110500826 A CN110500826 A CN 110500826A
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- storage device
- liquid storage
- air intake
- intake duct
- internal diameter
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of liquid storage device air intake duct and include the liquid storage device of the air intake duct, the air intake duct passes through liquid storage device shell and is passed through in liquid storage device, including inlet end, transitioning end and connecting pin, it is characterised in that, the length of the air intake duct and the ratio of internal diameter are B, wherein 5≤B≤16.A kind of liquid storage device air intake duct disclosed by the invention, by certain ratio range, keeping liquid storage device performance in system best the length of liquid storage device air intake duct and the Ratio control of internal diameter.
Description
Technical field
The present invention relates to field of air conditioning, in particular to the air intake duct of a kind of air condition compressor reservoir and include the air intake duct
Liquid storage device.
Background technique
Liquid storage device is the important component of compressor, has storage, gas-liquid separation, filtering, noise reduction and refrigerant buffering etc.
Effect.Liquid storage device is fitted in A/C evaporator and compressor suction duct position, is to prevent liquid refrigerant from flowing into compressor and producing
The guard block of raw liquid hammer.
In air-conditioning system operating, not can guarantee refrigerant can all be vaporized, that is, the refrigerant come out from evaporator
Understand some to be in a liquid state into liquid storage device, the liquid refrigerant due to not vaporizing can directly be fallen because itself is than gas weight
At liquid storage device cylinder bottom, the refrigerant of vaporization is then entered in compressor by the outlet of liquid storage device, so that compressor be prevented to suck liquid
Cryogen causes liquid hammer.
Liquid storage device air intake duct is generally L shape, and one in liquid storage device section caliber is designed according to cold medium flux, with compression
The caliber of owner's body linkage section is designed according to fit dimension.Some researches show that the pipe range of different air intake ducts is to air-breathing overpressure
Pulsation has larger impact, the air intake duct of appropriate length, and internal air column can produce resonance pressurization phenomenon, improve and liquid storage device phase
The air inflow of compressor even, can be improved the volumetric efficiency and refrigerating capacity of compressor.However, in order to reduce gas-flow resistance,
Diameter of inner pipe is accomplished maximum as far as possible in the case where meeting fit dimension by liquid storage device air intake duct, therefore how to control liquid storage device
The length of air intake duct and the ratio of internal diameter, have a major impact the performance of liquid storage device, be related to compressor volumetric efficiency and
Refrigerating capacity.
Summary of the invention
The object of the present invention is to provide a kind of liquid storage device air intake duct and comprising the liquid storage device of the air intake duct, by storage
The Ratio control of the length L and internal diameter d of liquid device air intake duct are in certain ratio range, and making liquid storage device, performance is most in system
It is good.
To achieve the above object, the present invention provides a kind of liquid storage device air intake duct, the air intake duct passes through liquid storage device shell
It is passed through in liquid storage device, including inlet end, transitioning end and connecting pin, the length of the air intake duct and the ratio of internal diameter are B, wherein 5
≤B≤16。
Further, the inlet end is one positioned at the intracorporal straight tube of liquid storage device shell, and the transitioning end is located at for one
Hull outside and the curve bend being connected with the inlet end, the connecting pin are connected by the transitioning end and the inlet end
It connects.
Further, the air intake duct is integrated.
Further, the air intake duct is separable assembled structure.
Further, the internal diameter d of the air intake duct is the internal diameter of the inlet end.
Further, the air-breathing length of tube L be inlet end length, the length of transitioning end and the length of connecting pin it
With.
Further, the length of the transitioning end is the outer diameter arc length of the curve bend.
Further, the internal diameter of the internal diameter of the inlet end and the transitioning end, the internal diameter of the transitioning end and the company
The internal diameter at end is connect, the internal diameter of the inlet end and the internal diameter of the connecting pin are at least partly equal.
Further, the internal diameter of the internal diameter of the inlet end and the transitioning end, the internal diameter of the transitioning end and the company
Connect the internal diameter at end, the internal diameter of the internal diameter of the inlet end and the connecting pin is all unequal.
Correspondingly, the present invention provides a kind of liquid storage device, it include air intake duct described above.
In conclusion the present invention provides a kind of liquid storage device air intake duct and comprising the liquid storage device of the air intake duct, by storage
The length of liquid device air intake duct and the Ratio control of internal diameter are in certain ratio range, i.e. 5≤B≤16 make liquid storage device in system
Performance is best.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of liquid storage device provided by one embodiment of the invention；
Fig. 2 is air intake duct transitioning end schematic diagram provided by one embodiment of the invention.
Specific embodiment
To keep the contents of the present invention more clear and easy to understand, below in conjunction with Figure of description, the contents of the present invention are done into one
Walk explanation.Certainly the invention is not limited to the specific embodiment, and general replacement well known to those skilled in the art is also contained
Lid is within the scope of the present invention.
Secondly, the present invention has carried out detailed statement using schematic diagram, in detail that example of the present invention, for the ease of saying
Bright, schematic diagram is not partially enlarged in proportion to the general scale, should not be to this as restriction of the invention.
Fig. 1 is the structural schematic diagram of liquid storage device provided by one embodiment of the invention, as shown in Figure 1, the present invention provides one
Kind liquid storage device air intake duct, air intake duct 1 pass through liquid storage device shell 2 and are passed through in liquid storage device, and the air intake duct is L-shaped, including inlet end
3, transitioning end 4 and connecting pin 5, the inlet end 3 are a straight tubes being located in the liquid storage device shell 2, and the transitioning end 4 is one
Positioned at curve bend shell 2 outside and be connected with inlet end 3, the connecting pin 5 passes through the transitioning end 4 and the inlet end
3 connections.
Wherein the inlet end 3 is located in liquid storage device shell, is air intake duct inner tube, material can be iron, copper or stainless
Steel etc., preferably stainless steel；The transitioning end 4 and the connecting pin 5 are located at liquid storage device hull outside, are air intake duct outer tube,
Material is iron, copper or stainless steel etc., preferably copper.
The air intake duct 1 is integrated, i.e., the described inlet end 3, the transitioning end 4 and the connecting pin 5 are whole one
Root canal body, such as can be integrally formed by water swelling method.
The air intake duct 1 or separable assembled structure, i.e., the described inlet end 3, the transitioning end 4 and the connecting pin
5 can be independent tube body, using the connection type of soldering be attached with it is fixed, can also be two-by-two after integrated molding with the
The connection of three freestanding bodies.Such as transitioning end 4 and connecting pin 5 are integrally formed and constitute air suction outer tube, in the air suction outer tube and air-breathing
By being welded and fixed after the docking of pipe (inlet end 3) nozzle or socket.Or the inlet end 3 is integrally formed with the transitioning end 2,
Then by being welded and fixed after docking or be socketed with 5 nozzle of connecting pin.Or the inlet end 3, the transitioning end 4 and institute
It states connecting pin 5 and is respectively independent tube body, be attached and fix using the connection type of soldering.
Some researches show that different liquid storage device air intake duct pipe ranges has larger impact to compressor air suction amount.Different air intake ducts
Pipe range have a larger impact to the pulsation of air-breathing overpressure, the air intake duct of appropriate length, internal air column can produce resonance and increase
Phenomenon is pressed, the air inflow for the compressor being connected with liquid storage device is improved, the volumetric efficiency and refrigerating capacity of compressor can be improved.So
And in order to reduce gas-flow resistance, liquid storage device air intake duct as far as possible accomplishes diameter of inner pipe most in the case where meeting fit dimension
Greatly, therefore the length of liquid storage device air intake duct and the ratio of internal diameter how are controlled, the performance of liquid storage device is had a major impact, is related to
The volumetric efficiency and refrigerating capacity of compressor.
Analyze and combine test data analyzer comparison discovery according to calculating, the ratio of liquid storage device air-breathing length of tube L and internal diameter d with
Liquid storage device performance in system has great relevance, and the present embodiment passes through the ratio liquid storage device air-breathing length of tube L and internal diameter d
Value B is controlled in certain ratio range, keeps liquid storage device performance in system best, that is, is reducing air intake duct gas-flow resistance
Meanwhile improving the volumetric efficiency and refrigerating capacity of compressor.That is:
B=L/d, wherein 5≤B≤16,
The length L of the air intake duct 1 is length L1, the length L2 of transitioning end 4 and the length L3 of connecting pin 5 of inlet end 3
The sum of, it may be assumed that
L=L1+L2+L3
Wherein the transitioning end 4 is a curve bend, and length L2 is the outer diameter arc length of the curve bend, such as Fig. 2 institute
Show.
The internal diameter d2 of the internal diameter d1 of the inlet end 3 and the transitioning end 4, the internal diameter d2 of the transitioning end 4 and the company
The internal diameter d3, the internal diameter d1 of the inlet end 3 and the internal diameter d3 of the connecting pin 5 for connecing end 5 are at least partly equal.For example, described
The internal diameter d1 of inlet end 3 is equal with the internal diameter d2 of the transitioning end 4, i.e. d1=d2, the internal diameter d2 of the transitioning end 4 and the company
The internal diameter d3 for connecing end 5, can accordingly zoom in or out, i.e. d2 ≠ d3 according to the design requirement of related fit dimension.Other are implemented
The internal diameter relationship between three can be designed according to actual assembled structure or function demand in example.
The internal diameter d2 of the internal diameter d1 of the inlet end 3 and the transitioning end 4, the internal diameter d2 of the transitioning end 4 and the company
The internal diameter d3, the internal diameter d1 of the inlet end 3 and the internal diameter d3 of the connecting pin 5 for connecing end 5 can also be unequal, i.e. d1 ≠ d2
≠d3。
The ratio B of above-mentioned air-breathing length of tube L and internal diameter d is controlled in certain ratio range, i.e. 5≤B≤16, wherein described
The internal diameter d of air intake duct 1 takes the internal diameter d1 of the inlet end 3.
The ratio B of a kind of liquid storage device air intake duct disclosed by the invention, length and internal diameter is controlled in a certain range, i.e. 5≤B
≤ 16, such as B=8.1, B=10.6, B=13.5 etc..When B value is within the scope of this, performance is most in system for liquid storage device
Good, for the volumetric efficiency and refrigerating capacity of compressor also than having a clear superiority except this range, these can pass through air conditioner
Energy Efficiency Ratio embody.
The Energy Efficiency Ratio COP (Coefficient of Performance) of air-conditioning is that one of embodiment household air-conditioner is important
Parameter is defined as the ratio of refrigerating capacity Yu air conditioner output power, i.e.,
Wherein, QhRefer to the refrigerating capacity (heating capacity) in the unit time, W indicates the function that air conditioner is exported in the unit time
Rate；
COP is higher, and air conditioner energy consumption is smaller, and performance is higher.
Under refrigerant of the same race, similar machine and operating condition of the same race, the length of liquid storage device air intake duct and the ratio B of internal diameter are in certain model
Enclose (5≤B≤16), performance of the liquid storage device in system is best, and the Energy Efficiency Ratio of air conditioner is also significantly higher, such as when 5≤B≤
When 16, the COP of air conditioner is greater than 5, such as COP=5.2, COP=5.3 etc.；As B<5 or B>16, the COP of air conditioner less than 5,
Such as COP=4.8, COP=4.6 etc..
The control range (5≤B≤16) of above-mentioned liquid storage device air-breathing length of tube and internal diameter ratio B, is equally applicable to minimize
Liquid storage device air intake duct.
The invention also discloses a kind of liquid storage device comprising above-mentioned air intake duct, no matter in the liquid storage device air intake duct number
Amount is one or two, and the ratio B of the internal diameter d of the length L and air intake duct of air intake duct should meet the limit of above-described embodiment
It is fixed.
In conclusion the present invention provides a kind of liquid storage device air intake duct and comprising the liquid storage device of the air intake duct, by storage
The length of liquid device air intake duct and the ratio B of internal diameter are controlled in certain ratio range, i.e. 5≤B≤16, make liquid storage device in system
Performance is best.
The present invention has been explained by the above embodiments, but it is to be understood that, above-described embodiment is only intended to
The purpose of citing and explanation, is not intended to limit the invention to the scope of the described embodiments.Furthermore those skilled in the art
It is understood that the present invention is not limited to the above embodiments, introduction according to the present invention can also be made more kinds of member
Variants and modifications, all fall within the scope of the claimed invention for these variants and modifications.Protection scope of the present invention by
The appended claims and its equivalent scope are defined.
Claims (10)
1. a kind of liquid storage device air intake duct, the air intake duct passes through liquid storage device shell and is passed through in liquid storage device, including inlet end, transitioning end
The connecting pin and, which is characterized in that the ratio of the length L and internal diameter d of the air intake duct are B, wherein 5≤B≤16.
2. liquid storage device air intake duct according to claim 1, which is characterized in that the inlet end is one positioned at the liquid storage device
The intracorporal straight tube of shell, the transitioning end are a curved bend for being located at the liquid storage device hull outside and being connected with the inlet end
Pipe, the connecting pin are connect by the transitioning end with the inlet end.
3. a kind of liquid storage device air intake duct according to claim 1, which is characterized in that the air intake duct is integrated.
4. a kind of liquid storage device air intake duct according to claim 1, which is characterized in that the air intake duct is separable assembled knot
Structure.
5. a kind of liquid storage device air intake duct according to claim 1, which is characterized in that the internal diameter d of the air intake duct is described
The internal diameter of inlet end.
6. a kind of liquid storage device air intake duct according to claim 2, which is characterized in that the air-breathing length of tube L is inlet end
The sum of length, the length of transitioning end and the length of connecting pin.
7. a kind of liquid storage device air intake duct according to claim 5, which is characterized in that the length of the transitioning end is the arc
The outer diameter arc length of shape bend pipe.
8. a kind of liquid storage device air intake duct according to claim 1, which is characterized in that the internal diameter of the inlet end and the mistake
Cross the internal diameter at end, the internal diameter of the internal diameter of the transitioning end and the connecting pin, the internal diameter of the inlet end and the connecting pin
Internal diameter is at least partly equal.
9. a kind of liquid storage device air intake duct according to claim 1, which is characterized in that the internal diameter of the inlet end and the mistake
Cross the internal diameter at end, the internal diameter of the internal diameter of the transitioning end and the connecting pin, the internal diameter of the inlet end and the connecting pin
Internal diameter is all unequal.
10. a kind of liquid storage device, which is characterized in that include air intake duct as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469786.XA CN110500826A (en) | 2018-05-16 | 2018-05-16 | Liquid storage device air intake duct and liquid storage device comprising the air intake duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469786.XA CN110500826A (en) | 2018-05-16 | 2018-05-16 | Liquid storage device air intake duct and liquid storage device comprising the air intake duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110500826A true CN110500826A (en) | 2019-11-26 |
Family
ID=68583880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810469786.XA Pending CN110500826A (en) | 2018-05-16 | 2018-05-16 | Liquid storage device air intake duct and liquid storage device comprising the air intake duct |
Country Status (1)
| Country | Link |
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| CN (1) | CN110500826A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719475A (en) * | 2022-04-28 | 2022-07-08 | 西安庆安制冷设备股份有限公司 | Liquid storage device structure for compressor and design method thereof |
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| KR20140112317A (en) * | 2013-03-13 | 2014-09-23 | 엘지전자 주식회사 | Compressor |
| CN204128252U (en) * | 2014-09-05 | 2015-01-28 | 上海日立电器有限公司 | Compressor liquid storage device air suction structure |
| CN107218747A (en) * | 2017-07-27 | 2017-09-29 | 安徽美芝精密制造有限公司 | Reservoir and the compressor with it |
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2018
- 2018-05-16 CN CN201810469786.XA patent/CN110500826A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201255541Y (en) * | 2008-08-04 | 2009-06-10 | 上海日立电器有限公司 | Scaling tube type reservoir for rotary compressor |
| KR20140112317A (en) * | 2013-03-13 | 2014-09-23 | 엘지전자 주식회사 | Compressor |
| CN203758114U (en) * | 2014-03-13 | 2014-08-06 | 安徽美芝精密制造有限公司 | Reservoir |
| CN204128252U (en) * | 2014-09-05 | 2015-01-28 | 上海日立电器有限公司 | Compressor liquid storage device air suction structure |
| CN107218747A (en) * | 2017-07-27 | 2017-09-29 | 安徽美芝精密制造有限公司 | Reservoir and the compressor with it |
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| CN114719475A (en) * | 2022-04-28 | 2022-07-08 | 西安庆安制冷设备股份有限公司 | Liquid storage device structure for compressor and design method thereof |
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Application publication date: 20191126 |