CN204202674U - Constant-current stabilizer and flowmeter - Google Patents
Constant-current stabilizer and flowmeter Download PDFInfo
- Publication number
- CN204202674U CN204202674U CN201420714759.1U CN201420714759U CN204202674U CN 204202674 U CN204202674 U CN 204202674U CN 201420714759 U CN201420714759 U CN 201420714759U CN 204202674 U CN204202674 U CN 204202674U
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- CN
- China
- Prior art keywords
- metering conduit
- constant
- current stabilizer
- mounting hole
- flat mouth
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to flow meter field of instrumentation technology, specifically a kind of be specially adapted to ultrasonic calorimeter effectively can reduce measuring error, improve constant-current stabilizer and the flowmeter of accuracy of measurement, it is characterized in that described metering conduit is provided with flat mouth hollow section, the xsect of described flat mouth hollow section has rectangular through-hole or ellipse hole, the utility model compared with prior art, effectively improving rectification, under the prerequisite of steady flow result, rational in infrastructure, assemble easy, there will not be in prior art because current stabilization rectification mechanism is too complicated, cause easy incrusted problem.
Description
Technical field
The utility model relates to flow meter field of instrumentation technology, is a kind ofly specifically specially adapted to effectively can reducing measuring error, improving the constant-current stabilizer of accuracy of measurement and flowmeter of ultrasonic calorimeter.
Background technology
As everyone knows, mostly flow measurement device is in the past the ultrasonic type of mechanical impellor or rotary wind type and the new research and development adopted, because this several device also exists the defects such as wearing and tearing, physical life are short, structure vice president, measuring accuracy therefore can be caused to reduce, do not reach metering class requirement.In addition, the metering main body of existing flowmeter comprises one section of gauge line of access system pipeline to be measured, no matter be supersonic wave metering or other measurement means, all obtain flow or thermal data by detecting by the fluid velocity of gauge line and the form of temperature, because metering conduit is generally cylindrical, hollow tubular, fluid forms vortex or fluctuation by easily springing up during metering conduit, cause error in dipping large, therefore research staff adds flow-stabilizing mechanism at metering conduit, to reduce fluid fluctuation, existing flow-stabilizing mechanism mostly is the stabilier being arranged on metering conduit porch, in order to effectively improve steady flow result, fluid rectification is realized from multiple directions, some producers adopts cross section to be the inlet end that two stabiliers perpendicular to one another of cross are fixed on metering conduit, this structure effectively can improve rectification effect, but due to impurity in fluid more, long-time circulation easily produces incrustation scale, and baroque stabilier especially easily causes metering conduit to block, measuring accuracy is caused to decline, calorimeter is short for serviceable life.
Summary of the invention
The utility model, for the shortcoming and defect existed in prior art, proposes and is a kind ofly specially adapted to effectively can reducing measuring error, improving the constant-current stabilizer of accuracy of measurement and flowmeter of ultrasonic calorimeter.
The utility model can be reached by following measures:
A kind of constant-current stabilizer, be provided with for the metering conduit by fluid, it is characterized in that described metering conduit is provided with flat mouth hollow section, the xsect of described flat mouth hollow section has rectangular through-hole or ellipse hole.
The two ends of the flat mouth hollow section of metering conduit described in the utility model are respectively equipped with fluid intake section and fluid egress point section, described fluid intake section is that internal diameter is by large and little tapered hollow pipe, one end that internal diameter is little is connected with the front end of flat mouth hollow section, described fluid egress point section be internal diameter by little and large tapered hollow pipe, one end that internal diameter is little is connected with the rear end of flat mouth hollow section.
The porch of metering conduit described in the utility model is also provided with the stabilier for improving fluid rectification effect, preferably be provided with stabilier in inwall both sides, metering conduit porch respectively, two stabiliers are mutually symmetrical setting, can all be arranged on and metering conduit axis equal-height position.
The front end of stabilier described in the utility model is provided with chamfering, to reduce the resistance of fluid flow.
The utility model metering conduit is also offered respectively the first mounting hole for installing and measuring assembly and the second mounting hole, wherein the first mounting hole and the second mounting hole are located along the same line, and be 52 ° of-60 ° of angles with metering conduit inner fluid flow direction, the axis of the first mounting hole and the second mounting hole is higher than the axis height of metering conduit.
The two ends of metering conduit described in the utility model are respectively equipped with square Flange joint interface, are convenient to assemble measurement instrument in process of manufacture and process.
A kind of flowmeter, comprises table body and measurement components, it is characterized in that table body is provided with constant-current stabilizer described above.
The utility model in use, table body is directly accessed to be treated in the pipeline of examining system, treat that the fluid in examining system flows through metering conduit, now because metering conduit is provided with the hollow section of flat mouth, tube wall can play certain rectified action, wherein advantageous cross sections has the flat mouth hollow section structure of rectangular opening, in addition, in order to improve rectification effect further, stabilier is respectively equipped with in the inlet end inwall both sides of metering conduit, two stabiliers are mutually symmetrical setting, can all be arranged on and metering conduit axis equal-height position, thus the fluid poured in by inlet end is rectified rapidly, this scheme is effectively improving rectification, under the prerequisite of steady flow result, rational in infrastructure, assemble easy, there will not be in prior art because current stabilization rectification mechanism is too complicated, cause easy incrusted problem.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of metering conduit in the utility model.
Accompanying drawing 2 is left views of metering conduit in the utility model.
Accompanying drawing 3 is structural representations of flowmeter in the utility model.
Reference numeral: flat mouth hollow section 1, fluid intake section 2, fluid egress point section 3, stabilier 4, first mounting hole 5, second mounting hole 6, Flange joint interface 7.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the utility model proposes a kind of constant-current stabilizer, be provided with for the metering conduit by fluid, it is characterized in that described metering conduit is provided with flat mouth hollow section 1, the xsect of described flat mouth hollow section 1 has rectangular through-hole or ellipse hole.
The two ends of the flat mouth hollow section 1 of metering conduit described in the utility model are respectively equipped with fluid intake section 2 and fluid egress point section 3, described fluid intake section 2 is that internal diameter is by large and little tapered hollow pipe, one end that internal diameter is little is connected with the front end of flat mouth hollow section 1, described fluid egress point section 3 be internal diameter by little and large tapered hollow pipe, one end that internal diameter is little is connected with the rear end of flat mouth hollow section 1.
The porch of metering conduit described in the utility model is also provided with the stabilier 4 for improving fluid rectification effect, preferably be provided with stabilier 4 in inwall both sides, metering conduit porch respectively, two stabiliers 4 are mutually symmetrical setting, can all be arranged on and metering conduit axis equal-height position.
The front end of stabilier 4 described in the utility model is provided with chamfering, to reduce the resistance of fluid flow.
The utility model metering conduit is also offered respectively the first mounting hole 5 and the second mounting hole 6 for installing and measuring assembly, wherein the first mounting hole 5 and the second mounting hole 6 are located along the same line, and be 52 ° of-60 ° of angles with metering conduit inner fluid flow direction, the axis of the first mounting hole and the second mounting hole is higher than the axis height of metering conduit.
The two ends of metering conduit described in the utility model are respectively equipped with square Flange joint interface 7, are convenient to assemble measurement instrument in process of manufacture and process.
The utility model also proposes a kind of flowmeter, comprises table body and measurement components, it is characterized in that table body is provided with constant-current stabilizer described above.
The utility model in use, table body is directly accessed to be treated in the pipeline of examining system, treat that the fluid in examining system flows through metering conduit, now because metering conduit is provided with the hollow section of flat mouth, tube wall can play certain rectified action, wherein advantageous cross sections has the flat mouth hollow section structure of rectangular opening, in addition, in order to improve rectification effect further, stabilier is respectively equipped with in the inlet end inwall both sides of metering conduit, two stabiliers are mutually symmetrical setting, can all be arranged on and metering conduit axis equal-height position, thus the fluid poured in by inlet end is rectified rapidly, this scheme is effectively improving rectification, under the prerequisite of steady flow result, rational in infrastructure, assemble easy, there will not be in prior art because current stabilization rectification mechanism is too complicated, cause easy incrusted problem.
Claims (7)
1. a constant-current stabilizer, is provided with for the metering conduit by fluid, it is characterized in that described metering conduit is provided with flat mouth hollow section, and the xsect of described flat mouth hollow section has rectangular through-hole or ellipse hole.
2. a kind of constant-current stabilizer according to claim 1, it is characterized in that the two ends of the flat mouth hollow section of described metering conduit are respectively equipped with fluid intake section and fluid egress point section, described fluid intake section is that internal diameter is by large and little tapered hollow pipe, one end that internal diameter is little is connected with the front end of flat mouth hollow section, described fluid egress point section be internal diameter by little and large tapered hollow pipe, one end that internal diameter is little is connected with the rear end of flat mouth hollow section.
3. a kind of constant-current stabilizer according to claim 1, it is characterized in that the porch of described metering conduit is also provided with the stabilier for improving fluid rectification effect, stabilier is provided with respectively in inwall both sides, metering conduit porch, two stabiliers are mutually symmetrical setting, are all arranged on and metering conduit axis equal-height position.
4. a kind of constant-current stabilizer according to claim 3, is characterized in that the front end of described stabilier is provided with chamfering.
5. a kind of constant-current stabilizer according to claim 1, it is characterized in that metering conduit also being offered respectively the first mounting hole for installing and measuring assembly and the second mounting hole, wherein the first mounting hole and the second mounting hole are located along the same line, and be 52 ° of-60 ° of angles with metering conduit inner fluid flow direction, the axis of the first mounting hole and the second mounting hole is higher than the axis height of metering conduit.
6. a kind of constant-current stabilizer according to claim 1, is characterized in that the two ends of described metering conduit are respectively equipped with square Flange joint interface, is convenient to assemble measurement instrument in process of manufacture and process.
7. a flowmeter, comprises table body and measurement components, it is characterized in that table body is provided with as the constant-current stabilizer in claim 1-6 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420714759.1U CN204202674U (en) | 2014-11-25 | 2014-11-25 | Constant-current stabilizer and flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420714759.1U CN204202674U (en) | 2014-11-25 | 2014-11-25 | Constant-current stabilizer and flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204202674U true CN204202674U (en) | 2015-03-11 |
Family
ID=52660620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420714759.1U Expired - Fee Related CN204202674U (en) | 2014-11-25 | 2014-11-25 | Constant-current stabilizer and flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204202674U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732379A (en) * | 2017-04-13 | 2018-11-02 | 西克工程有限公司 | Measuring device for the flow velocity for measuring fluid |
| CN109839159A (en) * | 2019-03-29 | 2019-06-04 | 夏罗登工业科技(上海)有限公司 | Device for measuring ultrasonic wave flow |
| CN112547435A (en) * | 2020-11-30 | 2021-03-26 | 普昂(杭州)医疗科技股份有限公司 | Improved surface silicification device for injection needle tube |
-
2014
- 2014-11-25 CN CN201420714759.1U patent/CN204202674U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732379A (en) * | 2017-04-13 | 2018-11-02 | 西克工程有限公司 | Measuring device for the flow velocity for measuring fluid |
| CN108732379B (en) * | 2017-04-13 | 2020-10-02 | 西克工程有限公司 | Measuring device for measuring the flow rate of a fluid |
| CN109839159A (en) * | 2019-03-29 | 2019-06-04 | 夏罗登工业科技(上海)有限公司 | Device for measuring ultrasonic wave flow |
| CN112547435A (en) * | 2020-11-30 | 2021-03-26 | 普昂(杭州)医疗科技股份有限公司 | Improved surface silicification device for injection needle tube |
| CN112547435B (en) * | 2020-11-30 | 2021-11-05 | 普昂(杭州)医疗科技股份有限公司 | Improved surface silicification device for injection needle tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20181125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |