CN103629869A - Flow rate regulating device of pipeline and air conditioner pipeline system containing same and air conditioner - Google Patents
Flow rate regulating device of pipeline and air conditioner pipeline system containing same and air conditioner Download PDFInfo
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- CN103629869A CN103629869A CN201210303277.2A CN201210303277A CN103629869A CN 103629869 A CN103629869 A CN 103629869A CN 201210303277 A CN201210303277 A CN 201210303277A CN 103629869 A CN103629869 A CN 103629869A
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Abstract
The invention provides a flow rate regulating device of a pipeline and an air conditioner pipeline system containing the same and an air conditioner. The flow rate regulating device of the pipeline comprises a flow limiting section, the flow limiting section comprises a thin pipe section arranged in the middle of the flow limiting section, and the inner diameter R0 of the thin pipe section is smaller than the diameter of the pipe sections connected to the two ends of the thin pipe section. According to the flow rate regulating device of the pipeline and the air conditioner pipeline system containing the same and the air conditioner, by means of arranging the thin pipe section in the middle of the flow limiting section, flow adjustment is carried out on fluid flows through the thin pipe section. The flow rate regulating device of the pipeline is connected to a circulation branch of the air conditioner pipeline system, through the adoption of the structure, after the fluid in the circulation branch flows through the flow rate regulating device, the pressure and the flow speed of the fluid are both reduced rapidly, the flow of the low-pressure low-flow-speed fluid is further regulated by regulating the opening degree of a valve opening degree regulating device, and accurate control over the flow of the pipeline is further achieved.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of flow regulator of pipeline 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 thicker, 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 high-temperature refrigeration working medium in gs-oil separator to enter compressor air suction section by oil return branch road to produce the phenomenon of collaborating, affect systematic function.
Summary of the invention
The present invention aims to provide a kind of air conditioning pipe system and the air-conditioning that can realize the flow regulator of the pipeline that piping flow precision regulates and comprise this device.
To achieve these goals, according to an aspect of the present invention, provide a kind of flow regulator of pipeline, comprised current limliting pipeline section, current limliting pipeline section comprises the tubule section at the middle part that is arranged at current limliting pipeline section, and the internal diameter R0 of tubule section is less than the internal diameter of the pipeline section being connected with the two ends of tubule section.
Further, current limliting pipeline section also comprises: pipeline section in first, and the second end of pipeline section is communicated with the first end of tubule section in first; 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; The second outer segment, one end of the 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 ratio of the internal diameter R1 of pipeline section and the internal diameter R0 of tubule section is 4≤R1/R0≤7 in first.
Further, the external diameter of whole current limliting pipeline section equates.
Further, the side of pipeline section in first of tubule section forms the first cancave cambered surface.
Further, the side of pipeline section in second of tubule section forms the second cancave cambered surface.
Further, the curved surface of the curved surface of the first cancave cambered surface and/or the second cancave cambered surface is spherical calotte.
According to a further aspect in the invention, a kind of air conditioning pipe system is provided, comprise circulation branch road, on the pipeline of circulation branch road, be provided with valve opening adjusting device, on the position of the upstream that is positioned at valve opening adjusting device of the pipeline of circulation branch road, be 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, had 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 the middle part at spacing pipeline section, tubule section is set, fluid to the tubule section of flowing through carries out Flow-rate adjustment, and by the flow regulator of pipeline of the present invention being 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 all reduces rapidly, the size of the aperture of recycling valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then realized the accurate control of piping flow.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used 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.
The specific embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application 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 that is 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 being connected with the two ends of tubule section 11.And preferably, the external diameter of whole current limliting pipeline section 10 equates.
The flow regulator of the pipeline of the present embodiment, arranges tubule section 11 by the middle part at current limliting pipeline section 10, and fluid is after tubule section 11, and the fluid of high pressure high flow rate becomes the low fluid that forces down 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 that is connected to pipeline section 14 outsides in first, with the second outer segment 13 that is connected to pipeline section 15 outsides in second, wherein, the internal diameter R1 of pipeline section 14 in first, pass between the internal diameter R3 of the internal diameter R0 of tubule section 11 and the first outer segment 12 is R0<R1<R3, the internal diameter R2 of pipeline section 15 in second, pass between the internal diameter R4 of the internal diameter R0 of tubule section 11 and 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 ratio of the internal diameter R1 of pipeline section 14 and the internal diameter R0 of tubule section 11 is 4≤R1/R0≤7.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 to pipeline section 15, the first outer segment 12, the second outer segment 13 and tubule section 11 in pipeline section 14, second, and the trend that the internal diameter that adopts each pipeline section at tubule section 11 two ends tapers off successively, take the mode of throttling layer by layer, reduced the flow velocity of fluid, and reduced the one-shot power to the pipeline in current limliting pipeline section 10 downstreams, extended 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, the side of the pipeline section in first 14 of tubule section 11 forms the first cancave cambered surface, the side of the pipeline section in second 15 of tubule section 11 forms the second cancave cambered surface, the 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, reduced further the flow velocity of fluid, extended the service life of current limliting pipeline section 10.
The present embodiment provides a kind of air conditioning pipe system, comprise circulation branch road, on the pipeline of circulation branch road, be provided with valve opening adjusting device, on the position of the upstream that is positioned at valve opening adjusting device of the pipeline of circulation branch road, be 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 at circulation branch road, the fluid of high pressure high flow rate of this flow regulator of flowing through becomes the low fluid that forces down flow velocity, flow is die-offed simultaneously, because the cause that flow velocity reduces, the size that now recycles the aperture of valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then realized the accurate control of piping flow, therefore, just can be easy to control recirculating oil quantity and the spouting liquid that arrives compressor.
The present invention also provides a kind of air-conditioning, has pipe-line system, and 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 the middle part at spacing pipeline section 10, tubule section 11 is set, fluid to the tubule section 11 of flowing through carries out Flow-rate adjustment, and by the flow regulator of pipeline of the present invention being 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 all reduces rapidly, the size of the aperture of recycling valve opening adjusting device regulates the flow of low pressure low velocity fluid, and then realized 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 modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (13)
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 that is 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 being connected with the two ends of described tubule section (11).
2. the flow regulator of pipeline according to claim 1, is characterized in that, described current limliting pipeline section (10) also comprises:
Pipeline section in first (14), the second end of pipeline section (14) is communicated with the first end of described tubule section (11) in described first;
Pipeline section in second (15), the first end of pipeline section (15) is communicated with the second end of described tubule section (11) in described second, wherein,
Pass between the internal diameter R0 of the internal diameter R1 of pipeline section in described first (14) and 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.
3. the flow regulator of pipeline according to claim 2, is characterized in that, described current limliting pipeline section (10) also comprises:
The first outer segment (12), one end of described the first outer segment (12) is communicated with the first end of pipeline section in described first (14);
The second outer segment (13), one end of described the second outer segment (13) is communicated with the second end of pipeline section in described second (15), wherein,
Pass between the internal diameter R3 of the internal diameter R1 of pipeline section in described first (14) and described the 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 the second outer segment (13) is R2<R4.
4. the flow regulator of pipeline according to claim 3, is characterized in that, R3=R4.
5. the flow regulator of pipeline according to claim 3, is characterized in that, in the internal diameter R3 of described the first outer segment (12) and described first, the ratio of the internal diameter R1 of pipeline section (14) is 6/5≤R3/R1≤3/2.
6. the flow regulator of pipeline according to claim 2, is characterized in that, R1=R2.
7. the flow regulator of pipeline according to claim 2, is characterized in that, 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 in described first.
8. the flow regulator of pipeline according to claim 1, is characterized in that, the external diameter of whole described current limliting pipeline section (10) equates.
9. according to the flow regulator of the pipeline described in any one in claim 2 to 8, it is characterized in that, the side of the pipeline section in described first (14) of described tubule section (11) forms the first cancave cambered surface.
10. the flow regulator of pipeline according to claim 9, is characterized in that, the side of the pipeline section in described second (15) of described tubule section (11) forms the second cancave cambered surface.
The flow regulator of 11. pipelines according to claim 10, is characterized in that, the curved surface of the curved surface of described the first cancave cambered surface and/or described the second cancave cambered surface is spherical calotte.
12. 1 kinds of air conditioning pipe systems, comprise circulation branch road, on the pipeline of described circulation branch road, be provided with valve opening adjusting device, it is characterized in that, on the position of the upstream that is arranged in described valve opening adjusting device of the pipeline of described circulation branch road, be connected with according to the flow regulator of the pipeline described in claim 1 to 11 any one.
13. 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 12.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103629869A true CN103629869A (en) | 2014-03-12 |
| CN103629869B 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 (9)
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|---|---|---|---|---|
| WO1996027107A1 (en) * | 1995-03-02 | 1996-09-06 | Daikin Industries, Ltd. | Refrigerating machine and decompression device for the same |
| 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 |
| 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 |
-
2012
- 2012-08-23 CN CN201210303277.2A patent/CN103629869B/en active Active
Patent Citations (9)
| 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 |
| 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 |
| 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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| Publication number | Publication date |
|---|---|
| CN103629869B (en) | 2016-04-20 |
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