CN204854845U - Ultrasonic wave fluidflowmeter pipeline - Google Patents
Ultrasonic wave fluidflowmeter pipeline Download PDFInfo
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- CN204854845U CN204854845U CN201520555318.6U CN201520555318U CN204854845U CN 204854845 U CN204854845 U CN 204854845U CN 201520555318 U CN201520555318 U CN 201520555318U CN 204854845 U CN204854845 U CN 204854845U
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Abstract
The utility model discloses an ultrasonic wave fluidflowmeter pipeline. Ultrasonic wave fluidflowmeter pipeline formula structure as an organic whole, it includes that one of coaxial setting is tested the speed and is responsible for section, two hole enlargements transition pipeline sections and two standard bore pipeline sections, two hole enlargement transition pipeline sections set up respectively is responsible for the both ends of section testing the speed, the one end and the one end of being responsible for the section that tests the speed of hole enlargement transition pipeline section are connected, and its other end is connected with the one end of a standard bore pipeline section, standard bore pipeline section, hole enlargement transition pipeline section, the internal diameter of being responsible for the section that tests the speed reduce to form the notch cuttype structure in proper order, open installation ultrasonic transducer's mounting hole on the pipe wall of two hole enlargements transition pipeline sections respectively, the intraductal of two hole enlargements transition pipeline sections with the position that the mounting hole is relative is equipped with a reflection post that has the inclined plane plane of reflection respectively, and the plane of reflection of two reflection posts sets up relatively, constitutes ultrasonic wave U -shaped acoustical circuit. The utility model discloses can make liquid stream speed obtain the smooth transition, reduce the turbulent flow, measurement accuracy is high.
Description
Technical field
The utility model relates to a kind of ultrasonic liquid flow meter pipeline, belongs to measurement mechanism technical field.
Background technology
More a kind of flowmeter applied in current commercial production by ultrasonic flow meter, particularly adopts the ultrasonic flow meter of insert cartridge to apply more extensive.Along with the continuous progress of science and technology, in production, the measuring accuracy of fluid flow is had higher requirement.When utilizing ultrasonic flow rate measurement amount flow, the shape, structure, bore, tube wall situation, liquid flowing state etc. of pipeline all can on measurement data generation impacts in various degree.Ultrasonic liquid flow meter pipeline many employings circular cone gradation type undergauge mode of the prior art, reflection pillar is embedded on the inclined-plane of circular cone undergauge transition, not only make to process relative difficulty, and fluid is through circular cone undergauge transition and reflection pillar, stronger eddy current can be produced, cause its liquid flow path direction and flow stream velocity all to have greatly changed, affect its measuring accuracy.
Utility model content
For the above-mentioned defect existed in prior art, the utility model provides the high ultrasonic liquid flow meter pipeline of a kind of measuring accuracy.
The utility model is achieved by the following technical solution: a kind of ultrasonic liquid flow meter pipeline, it is integral type structure, it comprise coaxial arrange one to test the speed main leg, two expanding transitional pipe segment and two standard gauge pipeline sections, two expanding transitional pipe segment are separately positioned on the two ends of the main leg that tests the speed, one end of described expanding transitional pipe segment is connected with the one end of the main leg that tests the speed, its other end is connected with one end of a standard gauge pipeline section, described standard gauge pipeline section, expanding transitional pipe segment, the internal diameter of main leg of testing the speed reduces to form forge piece of step type structure successively, the tube wall of two expanding transitional pipe segment has the mounting hole installing ultrasonic transducer, position relative with described mounting hole in the pipe of two expanding transitional pipe segment is respectively equipped with a reflection pillar with slant reflection face, the reflecting surface of two reflection pillar is oppositely arranged, form ultrasound wave U-shaped sound travel.
When the utility model uses, being connected to by two standard gauge pipeline sections measures on pipeline, two transducers of ultrasonic flow meter are arranged in two mounting holes of main leg both sides of testing the speed respectively, ultrasound wave, from the transducer in the reflection pillar-downstream (or upstream) in the reflection pillar-downstream (or upstream) of the transducer-upstream (or downstream) in upstream (or downstream), forms ultrasound wave U-shaped sound travel.After liquid is transitioned into by standard gauge pipeline section segmentation undergauge the main leg that tests the speed, flow stream velocity can be made to obtain smooth transition, reduce turbulent flow, reach the object improving measuring accuracy.
Preferably, described ultrasonic liquid flow meter pipeline is integrated and makes structure.
In pipeline, turbulent flow is produced in order to reduce liquid to greatest extent, improve measuring accuracy, the utility model all adopts chamfering structure transition between the tube chamber and the tube chamber of expanding transitional pipe segment of the main leg that tests the speed and between the tube chamber of expanding transitional pipe segment and the tube chamber of standard gauge pipeline section.At reducing pipeline section place by chamfering structure transition, the turbulent flow that liquid in pipe produces due to the change of caliber can be reduced further, make flow stream velocity obtain smooth transition, be conducive to improving measuring accuracy.
For ensureing the sealing after ultrasonic transducer installation, described mounting hole is annulus forge piece of step type structure.
Described ultrasonic liquid flow meter pipeline rushes technique one-shot forming structure for employing is red.
The beneficial effects of the utility model are: the utility model is by adopting integral type staircase structure pipeline, after making liquid be transitioned into by standard gauge pipeline section segmentation undergauge the main leg that tests the speed, flow stream velocity obtains smooth transition, reduces turbulent flow, thus improves measuring accuracy; By adopting chamfering structure transition testing the speed between main leg and expanding transitional pipe segment and between expanding transitional pipe segment and standard gauge pipeline section, turbulent flow can be reduced further, improve measuring accuracy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure, 1 is ultrasonic transducer, and 2 is reflection pillar, and 3 is standard gauge pipeline sections, and 4 is expanding transitional pipe segment, and 5 is the main legs that test the speed, and 6 is mounting holes.
Embodiment
Also by reference to the accompanying drawings the utility model is further described below by embodiment:
As shown in drawings, a kind of ultrasonic liquid flow meter pipeline, it is integral type structure, it comprise coaxial arrange one to test the speed main leg 5, two expanding transitional pipe segment 4 and two standard gauge pipeline sections 3, two expanding transitional pipe segment 4 are separately positioned on the two ends of the main leg 5 that tests the speed, one end of described expanding transitional pipe segment 4 is connected with the one end of the main leg 5 that tests the speed, its other end is connected with one end of a standard gauge pipeline section 3, described standard gauge pipeline section 3, expanding transitional pipe segment 4, the internal diameter of main leg 5 of testing the speed reduces to form forge piece of step type structure pipeline successively, the tube wall of two expanding transitional pipe segment 4 has the mounting hole 6 installing ultrasonic transducer, for ensureing the sealing after installing ultrasonic transducer, described mounting hole 6 is annulus forge piece of step type structure, sealing after the installation of sealing gasket guarantee transducer can be set on cascaded surface.Position relative with described mounting hole 6 in the pipe of two expanding transitional pipe segment 4 is respectively equipped with a reflecting surface with reflection pillar 2, two reflection pillar 2 of the cylindricality in slant reflection face and is oppositely arranged, and forms ultrasound wave U-shaped sound travel.Test the speed between the tube chamber of main leg 5 and the tube chamber of expanding transitional pipe segment 4 and adopt chamfering structure transition, between the tube chamber of expanding transitional pipe segment 4 and the tube chamber of standard gauge pipeline section 3, also adopt chamfering structure transition.
Its material of flowmeter pipeline in the present embodiment can adopt metal material, such as: copper, stainless steel etc., or adopts plastic material etc.In pipe, produce turbulent flow to reduce liquid and be convenient to processing, ultrasonic liquid flow meter pipeline in the present embodiment preferably integrally makes structure, such as: can copper material be adopted, by red punching (accurate forge hot) technique one-shot forming, its processability is good, dimensional accuracy and production efficiency high, also can adopt plastic material, be processed by one-shot forming technique.
When the utility model uses, be connected to by two standard gauge pipeline sections 3 on the pipeline needing to measure, two ultrasonic transducers 1 are arranged on respectively and test the speed in two mounting holes 6 of main leg 5 both sides transitional pipe segment 4, ultrasound wave, from the transducer 1 in the reflection pillar 2-downstream (or upstream) in the reflection pillar 2-downstream (or upstream) of the transducer 1-upstream (or downstream) in upstream (or downstream), forms ultrasound wave U-shaped sound travel.By the length of choose reasonable standard gauge pipeline section 3 and expanding transitional pipe segment 4, liquid by standard gauge pipeline section 3 after expanding transitional pipe segment 4 undergauge is transitioned into the main leg 5 that tests the speed, flow stream velocity can be made to obtain smooth transition, reduce turbulent flow, reach the object improving measuring accuracy.
Other parts of the present utility model adopt known technology, do not repeat them here.
Claims (5)
1. a ultrasonic liquid flow meter pipeline, it is characterized in that: be integral type structure, it comprise coaxial arrange one to test the speed main leg (5), two expanding transitional pipe segment (4) and two standard gauge pipeline sections (3), two expanding transitional pipe segment (4) are separately positioned on the two ends of the main leg that tests the speed (5), one end of described expanding transitional pipe segment (4) is connected with one end of the main leg that tests the speed (5), its other end is connected with one end of a standard gauge pipeline section (3), described standard gauge pipeline section (3), expanding transitional pipe segment (4), the internal diameter of main leg (5) of testing the speed reduces to form forge piece of step type structure successively, the tube wall of two expanding transitional pipe segment (4) has the mounting hole (6) installing ultrasonic transducer, position relative with described mounting hole (6) in the pipe of two expanding transitional pipe segment (4) is respectively equipped with a reflection pillar with slant reflection face (2), the reflecting surface of two reflection pillar (2) is oppositely arranged, form ultrasound wave U-shaped sound travel.
2. a kind of ultrasonic liquid flow meter pipeline according to claim 1, is characterized in that: described ultrasonic liquid flow meter pipeline is integrated makes structure.
3. a kind of ultrasonic liquid flow meter pipeline according to claim 1 and 2, is characterized in that: all adopt chamfering structure transition between the tube chamber of the main leg that tests the speed (5) and the tube chamber of expanding transitional pipe segment (4) and between the tube chamber of expanding transitional pipe segment (4) and the tube chamber of standard gauge pipeline section (3).
4. a kind of ultrasonic liquid flow meter pipeline according to claim 3, is characterized in that: described mounting hole (6) is annulus forge piece of step type structure.
5. a kind of ultrasonic liquid flow meter pipeline according to claim 1, is characterized in that: described ultrasonic liquid flow meter pipeline rushes technique one-shot forming structure for employing is red.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520555318.6U CN204854845U (en) | 2015-07-28 | 2015-07-28 | Ultrasonic wave fluidflowmeter pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520555318.6U CN204854845U (en) | 2015-07-28 | 2015-07-28 | Ultrasonic wave fluidflowmeter pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN204854845U true CN204854845U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520555318.6U Active CN204854845U (en) | 2015-07-28 | 2015-07-28 | Ultrasonic wave fluidflowmeter pipeline |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588828A (en) * | 2016-07-06 | 2018-01-16 | 代傲表计有限公司 | For the ultrasonic meter for the through flow velocity for recording fluid |
| CN110412134A (en) * | 2018-04-30 | 2019-11-05 | 比尔克特韦尔克有限两合公司 | Fluid measurement instrument |
-
2015
- 2015-07-28 CN CN201520555318.6U patent/CN204854845U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588828A (en) * | 2016-07-06 | 2018-01-16 | 代傲表计有限公司 | For the ultrasonic meter for the through flow velocity for recording fluid |
| CN107588828B (en) * | 2016-07-06 | 2021-05-11 | 代傲表计有限公司 | Ultrasonic measuring device for recording the flow rate of a fluid |
| CN110412134A (en) * | 2018-04-30 | 2019-11-05 | 比尔克特韦尔克有限两合公司 | Fluid measurement instrument |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 266071 Room 601, Building 3, Qingdao Software Park, 288 Ningxia Road, Shinan District, Qingdao City, Shandong Province Patentee after: Qingdao Jicheng electronic Limited by Share Ltd Address before: 266101 Shandong Province, Qingdao city Laoshan District Songling Road No. 169 Building No. 1 Room 202 Patentee before: Qingdao Integrated Electronic Co., Ltd. |