CN202792740U - Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner - Google Patents
Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner Download PDFInfo
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- CN202792740U CN202792740U CN 201220422538 CN201220422538U CN202792740U CN 202792740 U CN202792740 U CN 202792740U CN 201220422538 CN201220422538 CN 201220422538 CN 201220422538 U CN201220422538 U CN 201220422538U CN 202792740 U CN202792740 U CN 202792740U
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- pipeline section
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Abstract
The utility model provides a flow regulating device of a pipeline, an air conditioner pipeline system including same and an air conditioner. The flow regulating device of the pipeline comprises a flow-limiting tube section, wherein the flow-limiting tube section comprises a fine tube section which is arranged on the middle part of the flow-limiting tube section; the inner diameter R0 of the fine tube section is smaller than that of tube sections which are connected with the two ends of the fine tube section. According to the flow regulating device of the pipeline, the air conditioner pipeline system including the flow regulating device and the air conditioner disclosed by the utility model, flow regulation is carried out to fluid flowing through the fine tube section by arranging the fine tube section on the middle part of the limiting tube section; the flow regulating device of the pipeline provided by the utility model is connected to a circulation branch of the air conditioner pipeline system, so that the pressure and flow velocity of the fluid in the circulation branch are reduced quickly after the fluid passes through the flow regulating device; moreover, the flow quantity of low-pressure low-speed fluid is regulated through the size of opening degree of a valve opening degree regulating device, so that the flow of the pipeline is precisely controlled.
Description
Technical field
The utility model 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 the existing air conditioning pipe system, the circulation branch road that has similar oil return, hydrojet, when the branch road caliber is thicker, when system pressure was larger, flow velocity was larger, even the valve opening on the branch road changes a less amount, larger change will occur in working medium flow in the current limliting pipeline section, therefore, is difficult to realize the fine adjustment to working medium flow, and then cause easily high-temperature refrigeration working medium in the gs-oil separator to enter the compressor air suction section by the oil return branch road to produce the phenomenon of collaborating, affect systematic function.
The utility model content
The utility model aims to provide a kind of air conditioning pipe system and the air-conditioning that can realize the flow regulator of the pipeline that the piping flow precision is regulated and comprise this device.
To achieve these goals, according to an aspect of the present utility model, a kind of flow regulator of pipeline is provided, comprise the current limliting pipeline section, the current limliting pipeline section comprises the tubule section at the middle part that is arranged at the current limliting pipeline section, the internal diameter of the pipeline section that the internal diameter R0 of tubule section links to each other less than the two ends with the tubule section.
Further, the 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, the first end of pipeline section is communicated with the second end of tubule section in second, wherein, the pass in first between the internal diameter R0 of the internal diameter R1 of pipeline section and tubule section is R0＜R1, and the pass in second between the internal diameter R0 of the internal diameter R2 of pipeline section and tubule section is R0＜R2.
Further, the current limliting pipeline section also comprises: the first outer segment, and an 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, the pass in first between the internal diameter R3 of the internal diameter R1 of pipeline section and the first outer segment is R1＜R3, and the pass in second between the internal diameter R4 of the internal diameter R2 of pipeline section and the second outer segment is R2＜R4.
Further, R3=R4.
Further, the ratio of the internal diameter R1 of pipeline section is 6/5≤R3/R1≤3/2 among the internal diameter R3 and first of the first outer segment.
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 on the other hand of the present utility model, a kind of air conditioning pipe system is provided, comprise the circulation branch road, be provided with the valve opening adjusting device on the pipeline of circulation branch road, be connected with the flow regulator of above-mentioned pipeline on the position of the upstream that is positioned at the valve opening adjusting device of the pipeline of circulation branch road.
Provide a kind of air-conditioning more on the one hand according to of the present utility model, had pipe-line system, pipe-line system is above-mentioned air conditioning pipe system.
The flow regulator of pipeline of the present utility model and comprise air conditioning pipe system and the air-conditioning of this device, by the middle part at spacing pipeline section the tubule section is set, fluid to the tubule section of flowing through carries out Flow-rate adjustment, and be connected to by the flow regulator with pipeline of the present utility model on the circulation branch road of air conditioning pipe system, adopt this structure, fluid in the circulation branch road is through behind this flow regulator, its pressure, flow velocity all reduces rapidly, the size of the aperture of recycling valve opening adjusting device is regulated the flow of low pressure low velocity fluid, and then has realized the accurate control of piping flow.
Description of drawings
The Figure of description that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the sectional structure schematic diagram according to the flow regulator of the pipeline of embodiment of the present utility model.
The specific embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.Need to prove that in the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
As shown in Figure 1, the flow regulator according to the pipeline of present embodiment comprises current limliting pipeline section 10, and current limliting pipeline section 10 comprises the tubule section 11 at the middle part that is arranged at current limliting pipeline section 10, the internal diameter of the pipeline section that the internal diameter R0 of tubule section 11 links to each other less than the two ends with tubule section 11.And preferably, the external diameter of whole current limliting pipeline section 10 equates.
The flow regulator of the pipeline of present embodiment arranges tubule section 11 by the middle part at current limliting pipeline section 10, and after the fluid process tubule section 11, 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 present embodiment, current limliting pipeline section 10 also comprise be communicated with respectively tubule section 11 two ends first in pipeline section 15 in the 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, 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 first in the present embodiment.The ratio of the internal diameter R1 of pipeline section 14 is 6/5≤R1/R0≤3/2 among the internal diameter R3 and first of the first outer segment 12.
The flow regulator of the pipeline of present embodiment, by current limliting pipeline section 10 being divided in first pipeline section 15, the first outer segment 12, the second outer segment 13 and tubule section 11 in the 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 layer by layer throttling, reduced the flow velocity of fluid, and reduced the one-shot power to the pipeline in current limliting pipeline section 10 downstreams, prolonged the service life of pipeline.
As a kind of preferred version, as shown in Figure 1, in the flow regulator of the pipeline of 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, preferably are spherical calotte.Adopt this structure to alleviate the impact of fluid to tube wall, reduced further the flow velocity of fluid, prolonged the service life of current limliting pipeline section 10.
Present embodiment provides a kind of air conditioning pipe system, comprise the circulation branch road, be provided with the valve opening adjusting device on the pipeline of circulation branch road, be connected with the flow regulator of above-mentioned pipeline on the position of the upstream that is positioned at the valve opening adjusting device of the pipeline of circulation branch road.
Adopt the air conditioning pipe system of present embodiment, by connect the flow regulator of above-mentioned pipeline at the pipeline of 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 recycles the aperture of valve opening adjusting device this moment is regulated 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 utility model 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 utility model 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 be connected to by the flow regulator with pipeline of the present utility model on the circulation branch road of air conditioning pipe system, adopt this structure, fluid in the circulation branch road is through behind this flow regulator, its pressure, flow velocity all reduces rapidly, the size of the aperture of recycling valve opening adjusting device is regulated the flow of low pressure low velocity fluid, and then has realized the accurate control of piping flow.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
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), the internal diameter of the pipeline section that the internal diameter R0 of described tubule section (11) links to each other less than the two ends with 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 R0 of the internal diameter R2 of pipeline section (15) and 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), an 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), an 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 R4 of the internal diameter R2 of pipeline section (15) and 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, the ratio of the internal diameter R1 of pipeline section (14) is 6/5≤R3/R1≤3/2 among the internal diameter R3 of described the first outer segment (12) and described first.
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 R0 of the internal diameter R1 of pipeline section (14) and 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. the flow regulator of each described pipeline in 8 according to claim 2 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.
11. the flow regulator of pipeline 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. air conditioning pipe system, comprise the circulation branch road, be provided with the valve opening adjusting device on the pipeline of described circulation branch road, it is characterized in that, be connected with according to claim 1 the flow regulator to 11 each described pipelines on the position of the upstream that is arranged in described valve opening adjusting device of the pipeline of described circulation branch road.
13. an air-conditioning has 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 |
|---|---|---|---|
| CN 201220422538 CN202792740U (en) | 2012-08-23 | 2012-08-23 | Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220422538 CN202792740U (en) | 2012-08-23 | 2012-08-23 | Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202792740U true CN202792740U (en) | 2013-03-13 |
Family
ID=47819992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220422538 Withdrawn - After Issue CN202792740U (en) | 2012-08-23 | 2012-08-23 | Flow regulating device of pipeline, air conditioner pipeline system including same and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202792740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629869A (en) * | 2012-08-23 | 2014-03-12 | 珠海格力电器股份有限公司 | Flow rate regulating device of pipeline and air conditioner pipeline system containing same and air conditioner |
-
2012
- 2012-08-23 CN CN 201220422538 patent/CN202792740U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629869A (en) * | 2012-08-23 | 2014-03-12 | 珠海格力电器股份有限公司 | Flow rate regulating device of pipeline and air conditioner pipeline system containing same and air conditioner |
| CN103629869B (en) * | 2012-08-23 | 2016-04-20 | 珠海格力电器股份有限公司 | The flow regulator of pipeline and comprise air conditioning pipe system and the air-conditioning of this device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20160420 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |