CN103940478A - Vortex flow meter - Google Patents
Vortex flow meter Download PDFInfo
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- CN103940478A CN103940478A CN201410182062.9A CN201410182062A CN103940478A CN 103940478 A CN103940478 A CN 103940478A CN 201410182062 A CN201410182062 A CN 201410182062A CN 103940478 A CN103940478 A CN 103940478A
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- medium access
- mandrel
- vortex flowmeter
- cavity
- medium
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Abstract
The invention relates to a vortex flow meter. The vortex flow meter comprises a shell and a flow sensor. The shell is provided with a medium inlet channel and a medium outlet channel. A connecting base is arranged on the upper portion of the middle of the shell in a connected mode. A meter head assembly is arranged at the top of the connecting base. The flow sensor is electrically connected with the meter head assembly. A vortex generator is arranged at an inlet of the medium inlet channel, and comprises a generator body and a conical head at one end of the generator body. The generator body comprises a mandrel and a certain number of guide blades. The guide blades are spiral and are arranged on the side wall of the mandrel. The mandrel is tubular. The bottom end of the conical head is fixed in the mandrel. According to the technical scheme, the vortex flow meter has the effects that the vortex can be located conveniently and machining is easier.
Description
Technical field
The present invention relates to a kind of vortex flowmeter.
Background technology
Vortex flowmeter, generally include and be provided with housing and the flow sensor that medium access and medium are engaged in this profession, the top, middle part of described housing is connected with Connection Block, the top of Connection Block is provided with gauge outfit assembly, described flow sensor and described gauge outfit assembly are electrically connected, and the inflow point of described medium access is provided with eddy generator.But traditional vortex flowmeter, its mandrel and tapered solid being are wholely set, and this kind of setting, when the guide vane of eddy generator is carried out to turning, is difficult for positioning, thereby has the shortcoming that is difficult for processing.
Summary of the invention
The deficiency existing for prior art, the object of the present invention is to provide a kind of vortex flowmeter of to the convenient location of eddy generator, more easily processing.
For achieving the above object, the invention provides following technical scheme: a kind of vortex flowmeter, comprise and be provided with housing and the flow sensor that medium access and medium are engaged in this profession, the top, middle part of described housing is connected with Connection Block, the top of Connection Block is provided with gauge outfit assembly, described flow sensor and described gauge outfit assembly are electrically connected, the inflow point of described medium access is provided with eddy generator, described eddy generator comprises body and is arranged on the tapered head of body one end, described body comprises the guide vane that is arranged in the shape of a spiral mandrel sidewall of mandrel and some quantity, described mandrel arranges in a tubular form, and the bottom of described tapered head is fixed in described mandrel.
By adopt technique scheme, due to mandrel in a tubular form, when guide vane is carried out to turning, can position easily, thus more easily processing.And be fixed in mandrel and just can after processing separately in addition tapered.
The present invention further arranges: the outer wall between the corresponding each guide vane of described body is provided with arc groove.
By adopt technique scheme, by arc groove better water conservancy diversion with formation whirlpool.
The present invention further arranges: the inwall of the corresponding tapered first end of described mandrel is provided with screw thread, and the bottom of described tapered head is threaded engagement with described mandrel inwall and is connected.
By adopting technique scheme, improve convenience and the steadiness of mandrel and tapered head assembling.
The present invention further arranges: the other end of the relatively tapered head of described guide vane is provided with to the chimb of radial direction evagination.
By adopting technique scheme, can easily eddy generator be fixed in vortex flowmeter by chimb.
The present invention further arranges: the outer wall of described each guide vane is all arranged on the same conical surface.
By adopting technique scheme, eddy generator can be fixed in the tapered medium access of vortex flowmeter.
The present invention further arranges: described medium access is frustum setting wide outside and narrow inside, described medium is engaged in this profession and is the cylindric setting that internal diameter equates with inflow point's internal diameter of medium access, described medium access and medium are provided with center-aisle between engaging in this profession, the internal diameter of described center-aisle equates with the internal diameter of described medium access medial extremity to arrange, and described center-aisle one end is connected with described medium access medial extremity, described center-aisle is engaged in this profession and is connected by frustum passage with described medium, and described flow sensor is arranged on the corresponding described center-aisle of housing place.
By adopting technique scheme, improve the whirlpool of eddy generator generation at the flow velocity of flow sensor position, thereby improve flow measurement precision, and engage in this profession and be internal diameter and the cylindric setting that inflow point's internal diameter of medium access equates due to described medium, also do not affect the measuring accuracy of flow.
The present invention further arranges: also comprise the pressure transducer being electrically connected with described gauge outfit assembly, the corresponding described medium access medial extremity of housing position is provided with the first cavity, described the first cavity and described medium access are conducted by the first through hole, and described pressure transducer is arranged in described the first cavity.
By adopting technique scheme, by pressure transducer, pressure medium is monitored.
The present invention further arranges: also comprise the temperature sensor being electrically connected with described gauge outfit assembly, the corresponding described medium of housing is engaged in this profession and is provided with the second cavity near described frustum channel position, described the second cavity and described medium access are conducted by the second through hole, and described pressure transducer is arranged in described the second cavity and extends in described medium engages in this profession by the second through hole.
By adopting technique scheme, by temperature sensor, medium temperature is monitored, and temperature sensor is arranged in this position, be not subject to medium and wash away and affect serviceable life.
The present invention further arranges: described pressure transducer and temperature sensor are respectively arranged with case, described pressure transducer and temperature sensor are fastened on respectively in described case, and described case is connected with the inner thread of described the first cavity and the second cavity respectively, described case is provided with the through hole passing for connecting line.
By adopting technique scheme, can be firm pressure transducer and temperature sensor be fixed, and prevents medium leakage.
The present invention further arranges: the bottom position of the corresponding flow sensor of described housing is provided with pressure port and pressure port bolt.
By adopting technique scheme, can carry out pressure at pressure port.
Below in conjunction with accompanying drawing, the invention will be further described.
Brief description of the drawings
Fig. 1 is embodiment of the present invention structural drawing;
Fig. 2 is the eddy generator structural drawing of the embodiment of the present invention;
Fig. 3 is the longitdinal cross-section diagram of the eddy generator body of the embodiment of the present invention;
Fig. 4 is the A portion enlarged drawing of Fig. 1.
Embodiment
Referring to accompanying drawing 1 to accompanying drawing 4, vortex flowmeter disclosed by the invention, comprise and be provided with medium access 101 and medium engage in this profession 102 housing 1 and flow sensor 2, the top, middle part of described housing 1 is connected with Connection Block 3, the top of Connection Block 3 is provided with gauge outfit assembly 4, described flow sensor 2 is electrically connected with described gauge outfit assembly 4, the inflow point of described medium access 101 is provided with eddy generator 5, described eddy generator 5 comprises body 51 and is arranged on tapered 52 of body one end, described body 51 comprises the guide vane 5102 that is arranged in the shape of a spiral mandrel 5101 sidewalls of mandrel 5101 and some quantity, described mandrel 5101 arranges in a tubular form, and the bottom of described tapered 52 is fixed in described mandrel 5101.By adopt technique scheme, due to mandrel 5101 in a tubular form, when guide vane 5102 is carried out to turning, can position easily, thus more easily processing.And be fixed in mandrel and just can after processing separately tapered 52 in addition.
The present embodiment further arranges: the outer wall between the corresponding each guide vane 5102 of described body 51 is provided with arc groove 5103.By adopt technique scheme, by arc groove 5103 better water conservancy diversion with formation whirlpool.
The present embodiment further arranges: the inwall of described mandrel 5101 corresponding tapered 52 one end is provided with screw thread, and the bottom of described tapered 52 is threaded engagement with described mandrel 5101 inwalls and is connected.By adopting technique scheme, improve convenience and the steadiness of mandrel 5101 with tapered 52 assembling.
The present embodiment further arranges: the other end that described guide vane 5102 is relatively tapered 52 is provided with the chimb 51021 to radial direction evagination.By adopting technique scheme, can easily eddy generator be fixed in vortex flowmeter by chimb.
The present embodiment further arranges: the outer wall of described each guide vane 5102 is all arranged on the same conical surface.By adopting technique scheme, eddy generator can be fixed in the tapered medium access of vortex flowmeter.
The present embodiment further arranges: described medium access 101 is frustum setting wide outside and narrow inside, described medium is engaged in this profession and 102 is the cylindric setting that internal diameter equates with inflow point's internal diameter of medium access 101, described medium access 101 and medium are engaged in this profession and between 102, are provided with center-aisle 103, the internal diameter of described center-aisle 103 equates with the internal diameter of described medium access 101 medial extremitys to arrange, and described center-aisle 103 one end are connected with described medium access 101 medial extremitys, described center-aisle 103 and described medium are engaged in this profession and 102 are connected by frustum path 10 4, described flow sensor 2 is arranged on the corresponding described center-aisle of housing 1 103 places.By adopting technique scheme, improve the whirlpool of eddy generator generation at the flow velocity of flow sensor 2 positions, thereby improve flow measurement precision, and engage in this profession and 102 be internal diameter and the cylindric setting that inflow point's internal diameter of medium access 101 equates due to described medium, also do not affect the measuring accuracy of flow.
The present embodiment further arranges: also comprise the pressure transducer 6 being electrically connected with described gauge outfit assembly 4, the corresponding described medium access of housing 1 101 medial extremity positions are provided with the first cavity, described the first cavity and described medium access 101 are conducted by the first through hole, and described pressure transducer is arranged in described the first cavity.By adopting technique scheme, by pressure transducer 6, pressure medium is monitored.
The present embodiment further arranges: also comprise the temperature sensor 7 being electrically connected with described gauge outfit assembly 4, the corresponding described medium of housing 1 is engaged in this profession and 102 is provided with the second cavity near described frustum path 10 4 positions, described the second cavity and described medium access 101 are conducted by the second through hole, and described pressure transducer 7 is arranged in described the second cavity and extends to described medium by the second through hole and engages in this profession in 102.By adopting technique scheme, by temperature sensor 7, medium temperature is monitored, and temperature sensor 7 is arranged in this position, be not subject to medium and wash away and affect serviceable life.
The present embodiment further arranges: described pressure transducer 6 is respectively arranged with case 8 with temperature sensor 7, described pressure transducer 6 is fastened on respectively in described case 8 with temperature sensor 7, and described case 8 is connected with the inner thread of described the first cavity and the second cavity respectively, described case 8 is provided with the through hole 801 passing for connecting line.By adopting technique scheme, can be firm pressure transducer 6 and temperature sensor 7 be fixed, and prevents that medium from revealing.
The present embodiment further arranges: the bottom position of the corresponding flow sensor 2 of described housing is provided with pressure port and pressure port bolt 9.By adopting technique scheme, can carry out pressure at pressure port.
Claims (10)
1. a vortex flowmeter, comprise and be provided with housing and the flow sensor that medium access and medium are engaged in this profession, the top, middle part of described housing is connected with Connection Block, the top of Connection Block is provided with gauge outfit assembly, described flow sensor and described gauge outfit assembly are electrically connected, the inflow point of described medium access is provided with eddy generator, it is characterized in that: described eddy generator comprises body and is arranged on the tapered head of body one end, described body comprises the guide vane that is arranged in the shape of a spiral mandrel sidewall of mandrel and some quantity, described mandrel arranges in a tubular form, and the bottom of described tapered head is fixed in described mandrel.
2. the eddy generator of vortex flowmeter according to claim 1, is characterized in that: the outer wall between the corresponding each guide vane of described body is provided with arc groove.
3. the eddy generator of vortex flowmeter according to claim 1 and 2, is characterized in that: the inwall of the corresponding tapered first end of described mandrel is provided with screw thread, and the bottom of described tapered head is threaded engagement with described mandrel inwall and is connected.
4. the eddy generator of vortex flowmeter according to claim 3, is characterized in that: the other end of the relatively tapered head of described guide vane is provided with to the chimb of radial direction evagination.
5. the eddy generator of vortex flowmeter according to claim 4, is characterized in that: the outer wall of described each guide vane is all arranged on the same conical surface.
6. the eddy generator of vortex flowmeter according to claim 5, it is characterized in that: described medium access is frustum setting wide outside and narrow inside, described medium is engaged in this profession and is the cylindric setting that internal diameter equates with inflow point's internal diameter of medium access, described medium access and medium are provided with center-aisle between engaging in this profession, the internal diameter of described center-aisle equates with the internal diameter of described medium access medial extremity to arrange, and described center-aisle one end is connected with described medium access medial extremity, described center-aisle is engaged in this profession and is connected by frustum passage with described medium, described flow sensor is arranged on the corresponding described center-aisle of housing place.
7. vortex flowmeter according to claim 6, it is characterized in that: also comprise the pressure transducer being electrically connected with described gauge outfit assembly, the corresponding described medium access medial extremity of housing position is provided with the first cavity, described the first cavity and described medium access are conducted by the first through hole, and described pressure transducer is arranged in described the first cavity.
8. vortex flowmeter according to claim 7, it is characterized in that: also comprise the temperature sensor being electrically connected with described gauge outfit assembly, the corresponding described medium of housing is engaged in this profession and is provided with the second cavity near described frustum channel position, described the second cavity and described medium access are conducted by the second through hole, and described pressure transducer is arranged in described the second cavity and extends in described medium engages in this profession by the second through hole.
9. vortex flowmeter according to claim 8, it is characterized in that: described pressure transducer and temperature sensor are respectively arranged with case, described pressure transducer and temperature sensor are fastened on respectively in described case, and described case is connected with the inner thread of described the first cavity and the second cavity respectively, described case is provided with the through hole passing for connecting line.
10. vortex flowmeter according to claim 9, is characterized in that: the bottom position of the corresponding flow sensor of described housing is provided with pressure port and pressure port bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410182062.9A CN103940478A (en) | 2014-04-30 | 2014-04-30 | Vortex flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410182062.9A CN103940478A (en) | 2014-04-30 | 2014-04-30 | Vortex flow meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103940478A true CN103940478A (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410182062.9A Pending CN103940478A (en) | 2014-04-30 | 2014-04-30 | Vortex flow meter |
Country Status (1)
| Country | Link |
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| CN (1) | CN103940478A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144310A (en) * | 2017-06-29 | 2017-09-08 | 温州福鑫仪表有限公司 | A kind of intelligent low-power consumption precession spiral flowmeter |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3904224A1 (en) * | 1988-05-16 | 1989-11-23 | Fischer & Porter Gmbh | Vortex flowmeter |
| CN201716046U (en) * | 2009-09-30 | 2011-01-19 | 重庆宝元森仪表制造有限公司 | Intelligentized whirlpool flowmeter |
| CN201945335U (en) * | 2011-03-02 | 2011-08-24 | 江苏华海测控技术有限公司 | Vortex generator of vortex precession flowmeter |
| CN202533109U (en) * | 2012-03-23 | 2012-11-14 | 天津市胜武仪表技术有限公司 | Wide range precession vortex gas flowmeter |
| CN202853666U (en) * | 2012-09-14 | 2013-04-03 | 浙江苍南仪表厂 | Screw-in vortex flow gauge |
| CN203191005U (en) * | 2013-04-28 | 2013-09-11 | 天津信仁弘自动化设备有限公司 | Precession vortex flowmeter |
| CN203824593U (en) * | 2014-04-30 | 2014-09-10 | 温州福鑫仪表有限公司 | Eddy flow meter |
-
2014
- 2014-04-30 CN CN201410182062.9A patent/CN103940478A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3904224A1 (en) * | 1988-05-16 | 1989-11-23 | Fischer & Porter Gmbh | Vortex flowmeter |
| CN201716046U (en) * | 2009-09-30 | 2011-01-19 | 重庆宝元森仪表制造有限公司 | Intelligentized whirlpool flowmeter |
| CN201945335U (en) * | 2011-03-02 | 2011-08-24 | 江苏华海测控技术有限公司 | Vortex generator of vortex precession flowmeter |
| CN202533109U (en) * | 2012-03-23 | 2012-11-14 | 天津市胜武仪表技术有限公司 | Wide range precession vortex gas flowmeter |
| CN202853666U (en) * | 2012-09-14 | 2013-04-03 | 浙江苍南仪表厂 | Screw-in vortex flow gauge |
| CN203191005U (en) * | 2013-04-28 | 2013-09-11 | 天津信仁弘自动化设备有限公司 | Precession vortex flowmeter |
| CN203824593U (en) * | 2014-04-30 | 2014-09-10 | 温州福鑫仪表有限公司 | Eddy flow meter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144310A (en) * | 2017-06-29 | 2017-09-08 | 温州福鑫仪表有限公司 | A kind of intelligent low-power consumption precession spiral flowmeter |
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Application publication date: 20140723 |