CN103629869B - The flow regulator of pipeline and comprise air conditioning pipe system and the air-conditioning of this device - Google Patents
The flow regulator of pipeline and comprise air conditioning pipe system and the air-conditioning of this device Download PDFInfo
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- CN103629869B CN103629869B CN201210303277.2A CN201210303277A CN103629869B CN 103629869 B CN103629869 B CN 103629869B CN 201210303277 A CN201210303277 A CN 201210303277A CN 103629869 B CN103629869 B CN 103629869B
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Abstract
The flow regulator that the invention provides a kind of pipeline and the air conditioning pipe system comprising this device and air-conditioning.Wherein, the flow regulator of pipeline, comprises current limliting pipeline section, and current limliting pipeline section comprises the tubule section at the middle part being arranged at current limliting pipeline section, and the internal diameter R0 of tubule section is less than the internal diameter of the pipeline section be connected with the two ends of tubule section.The flow regulator of pipeline of the present invention and comprise air conditioning pipe system and the air-conditioning of this device, by arranging tubule section at the middle part of spacing pipeline section, Flow-rate adjustment is carried out to the fluid flowing through tubule section, and by the flow regulator of pipeline of the present invention is connected on the circulation branch road of air conditioning pipe system, adopt this structure, fluid in circulation branch road is after this flow regulator, its pressure, flow velocity reduces all rapidly, the size of the aperture of recycling valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then achieve the accurate control of piping flow.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of pipeline flow regulator and comprise air conditioning pipe system and the air-conditioning of this device.
Background technology
In existing air conditioning pipe system, there is the circulation branch road of similar oil return, hydrojet, when branch road caliber is comparatively thick, when system pressure is larger, flow velocity is larger, even if the valve opening on branch road changes a less amount, in current limliting pipeline section will there is larger change in working medium flow, therefore, is difficult to realize the fine adjustment to working medium flow, and then easily cause the high-temperature refrigeration working medium in gs-oil separator to enter compressor air suction section by oil return branch road to produce and to collaborate phenomenon, influential system performance.
Summary of the invention
The present invention aims to provide and a kind ofly can realize the flow regulator of the pipeline that piping flow precision regulates and comprise air conditioning pipe system and the air-conditioning of this device.
To achieve these goals, according to an aspect of the present invention, provide a kind of flow regulator of pipeline, comprise current limliting pipeline section, current limliting pipeline section comprises the tubule section at the middle part being arranged at current limliting pipeline section, and the internal diameter R0 of tubule section is less than the internal diameter of the pipeline section be connected with the two ends of tubule section.
Further, current limliting pipeline section also comprises: pipeline section in first, and in first, the second end of pipeline section is communicated with the first end of tubule section; Pipeline section in second, in second, the first end of pipeline section is communicated with the second end of tubule section, wherein, pass in first between the internal diameter R1 of pipeline section and the internal diameter R0 of tubule section is R0<R1, and the pass in second between the internal diameter R2 of pipeline section and the internal diameter R0 of tubule section is R0<R2.
Further, current limliting pipeline section also comprises: the first outer segment, and one end of the first outer segment is communicated with the first end of pipeline section in first; Second outer segment, one end of second outer segment is communicated with the second end of pipeline section in second, wherein, pass in first between the internal diameter R1 of pipeline section and the internal diameter R3 of the first outer segment is R1<R3, and the pass in second between the internal diameter R2 of pipeline section and the internal diameter R4 of the second outer segment is R2<R4.
Further, R3=R4.
Further, in the internal diameter R3 and first of the first outer segment, the ratio of the internal diameter R1 of pipeline section is 6/5≤R3/R1≤3/2.
Further, R1=R2.
Further, the internal diameter R1 of pipeline section is 4≤R1/R0≤7 with the ratio of the internal diameter R0 of tubule section in first.
Further, the external diameter of whole current limliting pipeline section is equal.
Further, tubule section be formed as the first cancave cambered surface towards the side of pipeline section in first.
Further, tubule section be formed as the second cancave cambered surface towards the side of pipeline section in second.
Further, the curved surface of the first cancave cambered surface and/or the curved surface of the second cancave cambered surface are spherical calotte.
According to a further aspect in the invention, provide a kind of air conditioning pipe system, comprise circulation branch road, the pipeline of circulation branch road is provided with valve opening adjusting device, the position being positioned at the upstream of valve opening adjusting device of the pipeline of circulation branch road is connected with the flow regulator of above-mentioned pipeline.
In accordance with a further aspect of the present invention, provide a kind of air-conditioning, have pipe-line system, pipe-line system is above-mentioned air conditioning pipe system.
The flow regulator of pipeline of the present invention and comprise air conditioning pipe system and the air-conditioning of this device, by arranging tubule section at the middle part of spacing pipeline section, Flow-rate adjustment is carried out to the fluid flowing through tubule section, and by the flow regulator of pipeline of the present invention is connected on the circulation branch road of air conditioning pipe system, adopt this structure, fluid in circulation branch road is after this flow regulator, its pressure, flow velocity reduces all rapidly, the size of the aperture of recycling valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then achieve the accurate control of piping flow.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the sectional structure schematic diagram of the flow regulator of pipeline according to an embodiment of the invention.
Detailed description of the invention
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
As shown in Figure 1, according to the flow regulator of the pipeline of the present embodiment, comprise current limliting pipeline section 10, current limliting pipeline section 10 comprises the tubule section 11 at the middle part being arranged at current limliting pipeline section 10, and the internal diameter R0 of tubule section 11 is less than the internal diameter of the pipeline section be connected with the two ends of tubule section 11.Further, preferably, the external diameter of whole current limliting pipeline section 10 is equal.
The flow regulator of the pipeline of the present embodiment, by arranging tubule section 11 at the middle part of current limliting pipeline section 10, fluid is after tubule section 11, and the fluid of high pressure high flow rate becomes the fluid of low pressure low flow velocity, and flow is die-offed simultaneously.
As a kind of preferred version, in the flow regulator of the pipeline of the present embodiment, current limliting pipeline section 10 also comprise be communicated with respectively tubule section 11 two ends first in pipeline section 15 in pipeline section 14 and second, and the first outer segment 12 be connected in first outside pipeline section 14, with the second outer segment 13 be connected in second outside pipeline section 15, wherein, the internal diameter R1 of pipeline section 14 in first, pass between the internal diameter R0 of tubule the section 11 and internal diameter R3 of the first outer segment 12 is R0<R1<R3, the internal diameter R2 of pipeline section 15 in second, pass between the internal diameter R0 of tubule the section 11 and internal diameter R4 of the second outer segment 13 is R0<R2<R4.Preferably, R1=R2, R3=R4.And in order to reach better restriction effect, preferably, in first in the present embodiment, the internal diameter R1 of pipeline section 14 is 4≤R1/R0≤7 with the ratio of the internal diameter R0 of tubule section 11.In the internal diameter R3 and first of the first outer segment 12, the ratio of the internal diameter R1 of pipeline section 14 is 6/5≤R1/R0≤3/2.
The flow regulator of the pipeline of the present embodiment, by current limliting pipeline section 10 being divided in first pipeline section 15, first outer segment 12, second outer segment 13 and tubule section 11 in pipeline section 14, second, and adopt the trend that the internal diameter of each pipeline section at tubule section 11 two ends tapers off successively, take the mode of throttling layer by layer, reduce the flow velocity of fluid, and reduce the one-shot power of the pipeline to current limliting pipeline section 10 downstream, extend the service life of pipeline.
As a kind of preferred version, as shown in Figure 1, in the flow regulator of the pipeline of the present embodiment, tubule section 11 be formed as the first cancave cambered surface towards the side of pipeline section 14 in first, tubule section 11 be formed as the second cancave cambered surface towards the side of pipeline section 15 in second, first cancave cambered surface and the second cancave cambered surface are smooth curved surface, are preferably spherical calotte.Adopt this structure to alleviate the impact of fluid to tube wall, further reduce the flow velocity of fluid, extend the service life of current limliting pipeline section 10.
Present embodiments provide a kind of air conditioning pipe system, comprise circulation branch road, the pipeline of circulation branch road is provided with valve opening adjusting device, the position being positioned at the upstream of valve opening adjusting device of the pipeline of circulation branch road is connected with the flow regulator of above-mentioned pipeline.
Adopt the air conditioning pipe system of the present embodiment, by connecting the flow regulator of above-mentioned pipeline on the pipeline of circulation branch road, the fluid flowing through the high pressure high flow rate of this flow regulator becomes the fluid of low pressure low flow velocity, flow is die-offed simultaneously, because flow velocity reduces, the size now recycling the aperture of valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then achieve the accurate control of piping flow, therefore, the recirculating oil quantity and the spouting liquid that control arrival compressor can be just easy to.
Present invention also offers a kind of air-conditioning, have pipe-line system, wherein, pipe-line system is above-mentioned air conditioning pipe system.
From above description, can find out, the flow regulator of pipeline of the present invention and comprise air conditioning pipe system and the air-conditioning of this device, by arranging tubule section 11 at the middle part of spacing pipeline section 10, Flow-rate adjustment is carried out to the fluid flowing through tubule section 11, and by the flow regulator of pipeline of the present invention is connected on the circulation branch road of air conditioning pipe system, adopt this structure, fluid in circulation branch road is after this flow regulator, its pressure, flow velocity reduces all rapidly, the size of the aperture of recycling valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then achieve the accurate control of piping flow.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. the flow regulator of a pipeline, it is characterized in that, comprise current limliting pipeline section (10), described current limliting pipeline section (10) comprises the tubule section (11) at the middle part being arranged at described current limliting pipeline section (10), and the internal diameter R0 of described tubule section (11) is less than the internal diameter of the pipeline section be connected with the two ends of described tubule section (11);
Described current limliting pipeline section (10) also comprises:
Pipeline section (14) in first, in described first, the second end of pipeline section (14) is communicated with the first end of described tubule section (11);
Pipeline section (15) in second, in described second, the first end of pipeline section (15) is communicated with the second end of described tubule section (11), wherein,
Pass in described first between the internal diameter R1 of pipeline section (14) and the internal diameter R0 of described tubule section (11) is R0<R1, and the pass in described second between the internal diameter R2 of pipeline section (15) and the internal diameter R0 of described tubule section (11) is R0<R2; Described tubule section (11) be formed as the first cancave cambered surface towards the side of pipeline section (14) in described first.
2. the flow regulator of pipeline according to claim 1, is characterized in that, described current limliting pipeline section (10) also comprises:
First outer segment (12), one end of described first outer segment (12) is communicated with the first end of pipeline section (14) in described first;
Second outer segment (13), one end of described second outer segment (13) is communicated with the second end of pipeline section (15) in described second, wherein,
Pass in described first between the internal diameter R1 of pipeline section (14) and the internal diameter R3 of described first outer segment (12) is R1<R3, and the pass in described second between the internal diameter R2 of pipeline section (15) and the internal diameter R4 of described second outer segment (13) is R2<R4.
3. the flow regulator of pipeline according to claim 2, is characterized in that, R3=R4.
4. the flow regulator of pipeline according to claim 2, is characterized in that, in the internal diameter R3 and described first of described first outer segment (12), the ratio of the internal diameter R1 of pipeline section (14) is 6/5≤R3/R1≤3/2.
5. the flow regulator of pipeline according to claim 1, is characterized in that, R1=R2.
6. the flow regulator of pipeline according to claim 1, is characterized in that, in described first, the ratio of the internal diameter R1 of pipeline section (14) and the internal diameter R0 of described tubule section (11) is 4≤R1/R0≤7.
7. the flow regulator of pipeline according to claim 1, is characterized in that, the external diameter of whole described current limliting pipeline section (10) is equal.
8. the flow regulator of pipeline according to claim 1, is characterized in that, described tubule section (11) be formed as the second cancave cambered surface towards the side of pipeline section (15) in described second.
9. the flow regulator of pipeline according to claim 8, is characterized in that, the curved surface of described first cancave cambered surface and/or the curved surface of described second cancave cambered surface are spherical calotte.
10. an air conditioning pipe system, comprise circulation branch road, the pipeline of described circulation branch road is provided with valve opening adjusting device, it is characterized in that, the position being positioned at the upstream of described valve opening adjusting device of the pipeline of described circulation branch road is connected with the flow regulator of pipeline according to any one of claim 1 to 9.
11. 1 kinds of air-conditionings, have pipe-line system, it is characterized in that, described pipe-line system is air conditioning pipe system according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210303277.2A CN103629869B (en) | 2012-08-23 | 2012-08-23 | The flow regulator of pipeline and comprise air conditioning pipe system and the air-conditioning of this device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210303277.2A CN103629869B (en) | 2012-08-23 | 2012-08-23 | The flow regulator of pipeline and comprise air conditioning pipe system and the air-conditioning of this device |
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| Publication Number | Publication Date |
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| CN103629869A CN103629869A (en) | 2014-03-12 |
| CN103629869B true CN103629869B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210303277.2A Active CN103629869B (en) | 2012-08-23 | 2012-08-23 | The flow regulator of pipeline and comprise air conditioning pipe system and the air-conditioning of this device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996027107A1 (en) * | 1995-03-02 | 1996-09-06 | Daikin Industries, Ltd. | Refrigerating machine and decompression device for the same |
| JPH1144469A (en) * | 1997-07-25 | 1999-02-16 | Mitsubishi Heavy Ind Ltd | Choking device and air conditioner |
| CN1101535C (en) * | 1995-12-11 | 2003-02-12 | 松下电器产业株式会社 | Refrigerating circulation |
| CN1419093A (en) * | 2001-11-13 | 2003-05-21 | 太平洋精工株式会社 | Refrigeration loop |
| CN1800751A (en) * | 2006-01-06 | 2006-07-12 | 广东恒基金属制品实业有限公司 | Inward convex integrated throttle valve |
| CN2884072Y (en) * | 2006-01-06 | 2007-03-28 | 广东恒基金属制品实业有限公司 | External projecture type integrated throttle valve |
| CN101684975A (en) * | 2008-10-21 | 2010-03-31 | 顺德职业技术学院 | Single two-way throttling capillary tube |
| CN202792740U (en) * | 2012-08-23 | 2013-03-13 | 珠海格力电器股份有限公司 | Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1114196A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Heat exchanger for heat pump type air conditioner and air conditioner using heat exchanger |
-
2012
- 2012-08-23 CN CN201210303277.2A patent/CN103629869B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996027107A1 (en) * | 1995-03-02 | 1996-09-06 | Daikin Industries, Ltd. | Refrigerating machine and decompression device for the same |
| CN1101535C (en) * | 1995-12-11 | 2003-02-12 | 松下电器产业株式会社 | Refrigerating circulation |
| JPH1144469A (en) * | 1997-07-25 | 1999-02-16 | Mitsubishi Heavy Ind Ltd | Choking device and air conditioner |
| CN1419093A (en) * | 2001-11-13 | 2003-05-21 | 太平洋精工株式会社 | Refrigeration loop |
| CN1800751A (en) * | 2006-01-06 | 2006-07-12 | 广东恒基金属制品实业有限公司 | Inward convex integrated throttle valve |
| CN2884072Y (en) * | 2006-01-06 | 2007-03-28 | 广东恒基金属制品实业有限公司 | External projecture type integrated throttle valve |
| CN101684975A (en) * | 2008-10-21 | 2010-03-31 | 顺德职业技术学院 | Single two-way throttling capillary tube |
| CN202792740U (en) * | 2012-08-23 | 2013-03-13 | 珠海格力电器股份有限公司 | Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner |
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| CN103629869A (en) | 2014-03-12 |
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